Update for publishing

bump discord API version to v10

accept discord.gg urls

allow proof in guild name

add comments

Reviewed-on: https://codeberg.org/keyoxide/doipjs/pulls/85

.drone.yml

@@ -1,101 +0,0 @@
----
-kind: pipeline
-name: test
-
-steps:
-  - name: run tests
-    image: node
-    commands:
-    - yarn
-    - yarn run prepare
-    - yarn run test
-
-trigger:
-  event:
-    - push
-    - pull_request
-    - tag
-
----
-kind: pipeline
-name: publish-npm
-
-steps:
-  - name: prepare
-    image: node
-    commands:
-    - yarn
-    - yarn run prepare
-  - name: publish on npm
-    image: plugins/npm
-    settings:
-      username: yarmo_eu
-      password:
-        from_secret: npm_token
-      email:
-        from_secret: npm_email
-
-depends_on:
-  - test
-
-trigger:
-  event:
-    - tag
-
----
-kind: pipeline
-name: publish-docker-latest
-
-steps:
-  - name: publish latest proxy container
-    image: plugins/docker
-    settings:
-      username:
-        from_secret: docker_username
-      password:
-        from_secret: docker_password
-      dockerfile: docker/proxy/Dockerfile
-      repo: keyoxide/doip-proxy
-      tags: latest
-  - name: build tag proxy container
-    image: plugins/docker
-    settings:
-      username:
-        from_secret: docker_username
-      password:
-        from_secret: docker_password
-      dockerfile: docker/proxy/Dockerfile
-      repo: keyoxide/doip-proxy
-      auto_tag: true
-
-depends_on:
-  - test
-
-trigger:
-  event:
-    - tag
-
----
-kind: pipeline
-name: publish-docker-dev
-
-steps:
-  - name: build dev proxy container
-    image: plugins/docker
-    settings:
-      username:
-        from_secret: docker_username
-      password:
-        from_secret: docker_password
-      dockerfile: docker/proxy/Dockerfile
-      repo: keyoxide/doip-proxy
-      tags: dev
-
-depends_on:
-  - test
-
-trigger:
-  branch:
-    - main
-  event:
-    - push

.eslintrc.json

@@ -0,0 +1,22 @@
+{
+  "env": {
+    "browser": true,
+    "es2021": true,
+    "node": true
+  },
+  "extends": [
+    "standard",
+    "plugin:jsdoc/recommended"
+  ],
+  "overrides": [
+  ],
+  "parserOptions": {
+    "ecmaVersion": "latest",
+    "sourceType": "module"
+  },
+  "rules": {
+  },
+  "plugins": [
+      "jsdoc"
+  ]
+}

.gitea/issue_template/bug.md

@@ -0,0 +1,16 @@
+---
+name: 'Bug'
+about: 'Report a bug'
+title: '[BUG] '
+ref: 'dev'
+labels:
+  - 'Status/Needs Triage'
+  - Type/Bug
+---
+
+### What happened
+
+
+
+### Proposed solutions
+

.gitea/issue_template/claim_verification_bug.md

@@ -0,0 +1,22 @@
+---
+name: 'Claim verification bug'
+about: 'Report a claim no longer verifying, or not verifying as it should'
+title: '[CLAIM BUG] '
+ref: 'dev'
+labels:
+  - 'Status/Needs Triage'
+  - Type/Bug
+---
+
+### Service provider
+
+Name: 
+
+### Profile with the bug
+
+<!-- Optional: only if you're willing to share your profile -->
+Link to profile:
+
+### What happened
+
+

.gitea/issue_template/new_claim.md

@@ -0,0 +1,38 @@
+---
+name: 'New claim'
+about: 'Suggest a new service provider or website for identity verification'
+title: '[NEW CLAIM] '
+ref: 'dev'
+labels:
+  - 'Status/Needs Triage'
+  - 'Type/New Claim'
+---
+
+### Service provider
+
+Name: 
+
+Short description: 
+
+Website: 
+
+API documentation: 
+
+### Proposed verification mechanism
+
+<!-- Optional, only fill in if you already know which APIs to use, etc -->
+
+
+### Remarks
+
+
+
+### Tasks
+
+<!-- Leave the following unchecked -->
+- [ ] Verification mechanism tested
+- [ ] Added to [doip-js](https://codeberg.org/keyoxide/doipjs)
+- [ ] Added to [doip-rs](https://codeberg.org/keyoxide/doip-rs)
+- [ ] Added proxy routes (if needed)
+- [ ] Added to [keyoxide-brands](https://codeberg.org/keyoxide/keyoxide-brands)
+- [ ] Added to [documentation](https://codeberg.org/keyoxide/keyoxide-docs)

.husky/pre-commit

@@ -1,5 +1,4 @@
 #!/bin/sh
 . "$(dirname "$0")/_/husky.sh"
 
-yarn run license:check
 yarn test

.licenseignore

@@ -12,11 +12,11 @@ ignore
 docs
 examples
 \.husky
+\.woodpecker
 
 package.json
 yarn.lock
+rollup.config.js
 \.editorconfig
 \.gitignore
-\.licenseignore
+\.licenseignore
-\.drone.yml
-Dockerfile

.woodpecker/.publish-npm.yml

@@ -0,0 +1,24 @@
+when:
+  branch: main
+  event: tag
+steps:
+  prepare:
+    image: node
+    commands:
+      - yarn --pure-lockfile
+      - yarn run prepare
+
+  publish-npm:
+    when:
+      branch: main
+      event: tag
+    image: plugins/npm
+    settings:
+      username: yarmo_eu
+      token:
+        from_secret: npm_token
+      email:
+        from_secret: npm_email
+
+depends_on:
+  - test

.woodpecker/.test.yml

@@ -0,0 +1,7 @@
+steps:
+  test:
+    image: node
+    commands:
+      - yarn --pure-lockfile
+      - yarn run prepare
+      - yarn run test

.yarnrc.yml

@@ -0,0 +1,6 @@
+nodeLinker: node-modules
+npmScopes:
+  myriation:
+    npmPublishRegistry: https://git.myriation.xyz/api/packages/myriation/npm/
+    npmAlwaysAuth: true
+    npmAuthToken: REPLACE-ME

CHANGELOG.md

@@ -6,6 +6,168 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [1.2.9] - 2024-02-01
+### Added
+- ORCiD identity claims
+### Changed
+- Improved code documentation
+- Optimized creation of Regexp instances
+### Fixed
+- Bad promise timeout logic
+- Dependencies cleaned up
+
+## [1.2.8] - 2024-01-23
+### Added
+- OpenPGP and ASP claims
+
+## [1.2.7] - 2023-10-09
+### Fixed
+- Fix regex errors
+
+## [1.2.6] - 2023-10-09
+### Added
+- JSON schemas for common objects
+### Changed
+- Additional Github proof location (proof.md)
+### Fixed
+- IRC compatibility with ASP profiles
+- IRC profile display value
+- Lobste.rs profile URL value
+
+## [1.2.5] - 2023-10-05
+### Added
+- Support for theme color
+
+## [1.2.4] - 2023-10-04
+### Changed
+- Claim display information
+
+## [1.2.3] - 2023-10-03
+### Fixed
+- Claim ambiguity logic
+
+## [1.2.2] - 2023-10-03
+### Fixed
+- Service provider information for Lichess and Keybase
+- Display data logic in claim toJSON
+
+## [1.2.1] - 2023-09-23
+Bump necessary due to tag-related glitch in git forge
+
+## [1.2.0] - 2023-09-23
+### Added
+- Allow service providers to validate the claim verification result (useful for forks)
+- Support for Forgejo claims
+
+## [1.1.1] - 2023-09-22
+### Fixed
+- Normalize case before hashed proof verification
+
+## [1.1.0] - 2023-09-21
+### Changed
+- Unify fromJSON() for Profile, Persona and Claim classes
+
+## [1.0.4] - 2023-09-19
+### Fixed
+- Allow the activitypub Person request to fail
+
+## [1.0.3] - 2023-09-19
+### Fixed
+- Avoid using potentially missing URL for ActivityPub postprocessing
+
+## [1.0.2] - 2023-09-19
+### Fixed
+- Make nodeinfo requests use HTTPS
+
+## [1.0.1] - 2023-09-18
+### Fixed
+- Ignore OpenPGP users without userId
+- OpenCollective GraphQL queries
+- Improve ActivityPub post proofs support
+
+## [1.0.0] - 2023-07-13
+### Changed
+- Moved from CommonJS to ESM
+- All profiles now use the Profile class
+- Functions that used to return OpenPGP keys now return Profile objects
+- Compliance with https://spec.keyoxide.org/spec/2/
+
+## [0.19.0] - 2023-07-04
+### Added
+- Support for ASPE protocol
+### Changed
+- Made HTTP scheme for proxy calls configurable
+- Replaced standard with eslint
+### Fixed
+- Sort OpenPGP certifications by chronological order
+- Allowing white space in fingerprint
+- Use correct format for displaying ActivityPub claims
+- Missing JSDOC types
+- JS bundling
+
+## [0.18.3] - 2023-03-27
+### Added
+- OpenCollective claim verification
+- Keybase claim verification
+- GraphQL fetcher protocol
+- HTML entity decoding in proofs
+### Changed
+- Replace devto with forem
+### Fixed
+- forem service provider ambiguity
+
+## [0.18.2] - 2023-03-08
+### Changed
+- Use oembed for Twitter verification
+### Removed
+- query-string dependency
+### Fixed
+- Matrix URI format
+
+## [0.18.1] - 2022-12-12
+### Changed
+- Improved XMPP proof requests
+### Fixed
+- Added missing user-agent headers
+### Removed
+- jsdom dependency
+
+## [0.18.0] - 2022-11-17
+### Changed
+- Allow ActivityPub verification through posts
+- Improve type consistency
+### Removed
+- Proxy server code
+
+## [0.17.5] - 2022-11-14
+### Fixed
+- Implementation of postprocess function
+
+## [0.17.3] - 2022-11-14
+### Changed
+- Add fetcher to lib exports
+
+## [0.17.2] - 2022-10-27
+### Fixed
+- Proxy verification options
+
+## [0.17.1] - 2022-10-25
+### Fixed
+- ActivityPub definition
+- Claim verification logic
+
+## [0.17.0] - 2022-10-24
+### Added
+- ActivityPub claim verification
+
+## [0.16.4] - 2022-10-07
+### Fixed
+- superuser.com not being detected
+
+## [0.16.3] - 2022-09-30
+### Changed
+- Updated dependencies
+
 ## [0.16.2] - 2022-09-21
 ### Added
 - Support for hashed proofs

README.md

@@ -1,22 +1,18 @@
 # doip.js
 
+[![status-badge](https://ci.codeberg.org/api/badges/5907/status.svg)](https://ci.codeberg.org/repos/5907)
+[![License](https://img.shields.io/badge/license-Apache--2.0-blue?style=flat)](https://codeberg.org/keyoxide/doipjs/src/branch/main/LICENSE)
+[![Mastodon Follow](https://img.shields.io/mastodon/follow/247838?domain=https%3A%2F%2Ffosstodon.org&style=flat)](https://fosstodon.org/@keyoxide)
+[![Open Collective backers and sponsors](https://img.shields.io/opencollective/all/keyoxide?style=flat)](https://opencollective.com/keyoxide)
+
 ![](static/doip.png)
 ![](doip.png)
 
-doip.js allows websites and Node.js projects to verify decentralized online
+[doip.js](https://codeberg.org/keyoxide/doipjs) allows websites and Node.js projects to verify decentralized online
-identities based on OpenPGP.
+identities.
-
-Source code available at [codeberg.org](https://codeberg.org/keyoxide/doipjs).
 
 Documentation available at [js.doip.rocks](https://js.doip.rocks).
 
-## Features
-
-- Verify online identities using decentralized technology
-- Based on [OpenPGP](https://www.openpgp.org), a widely-used cryptographic standard
-- Regex-based service provider detection
-- [Mocha](https://mochajs.org) tests
-
 ## Installation (node)
 
 Install using **yarn** or **npm**:
@@ -56,32 +52,32 @@ const verifyIdentity = async (url, fp) => {
 verifyIdentity('dns:doip.rocks', '9f0048ac0b23301e1f77e994909f6bd6f80f485d')
 ```
 
-This snippet works and will verify the [doip.rocks](https://doip.rocks) domain as
+This snippet verifies the [doip.rocks](https://doip.rocks) domain as
 bidirectionally linked to Yarmo's cryptographic key.
 
-## About Keyoxide
+## Contributing
 
-[Keyoxide](https://keyoxide.org/), made by Yarmo Mackenbach, is a modern, secure
+Anyone can contribute!
-and privacy-friendly platform to establish decentralized online identities using
-a novel concept know as [DOIP](doip.md). In an effort to make this technology
-accessible for other projects and stimulate the emergence of both complementary
-and competing projects, this project-agnostic library is
-[published on codeberg.org](https://codeberg.org/keyoxide/doipjs) and open
-sourced under the
-[Apache-2.0](https://codeberg.org/keyoxide/doipjs/src/branch/main/LICENSE)
-license.
 
-## Community
+Developers are invited to:
 
-There's a [Keyoxide Matrix room](https://matrix.to/#/#keyoxide:matrix.org) where
+- fork the repository and play around
-we discuss everything DOIP and Keyoxide.
+- submit PRs to [implement new features or fix bugs](https://codeberg.org/keyoxide/doipjs/issues)
 
-## Donate
+If you are new to contributing to open source software, we'd love to help you! To get started, here's a [list of "good first issues"](https://codeberg.org/keyoxide/doipjs/issues?q=&type=all&state=open&labels=183598) that you could look into.
 
-Please consider [donating](https://liberapay.com/Keyoxide/) if you think this
+Everyone is invited to:
-project is a step in the right direction for the internet.
 
-## Funding
+- find and [report bugs](https://codeberg.org/keyoxide/doipjs/issues/new/choose)
+- suggesting [new features](https://codeberg.org/keyoxide/doipjs/issues/new/choose)
+- [help with translations](https://translate.codeberg.org/projects/keyoxide/)
+- [improve documentation](https://codeberg.org/keyoxide/keyoxide-docs)
+- start using open source software and promote it
 
-This library was realized with funding from
+Please note that this project has a [Code of Conduct](https://codeberg.org/keyoxide/web/src/branch/main/CODE_OF_CONDUCT.md) that all contributors agree to abide when participating.
-[NLnet](https://nlnet.nl/project/Keyoxide/).
+
+## About the Keyoxide project
+
+The Keyoxide project strives for a healthier internet for all and has made its efforts fully [open source](https://codeberg.org/keyoxide). Our [community](https://docs.keyoxide.org/community/) is open and welcoming, feel free to say hi!
+
+Funding for the project comes from the [NLnet foundation](https://nlnet.nl/), [NGI0](https://www.ngi.eu/) and the people supporting our [OpenCollective](https://opencollective.com/keyoxide). The project is grateful for all your support.

docker/proxy/Dockerfile

@@ -1,6 +0,0 @@
-FROM node:16-alpine
-WORKDIR /app
-COPY . .
-RUN yarn --production --pure-lockfile
-EXPOSE 3000
-CMD yarn run proxy

examples/fetch-key-hkp.js

@@ -1,23 +0,0 @@
-const doip = require('../src')
-
-const main = async () => {
-    // Fetch the key using HKP
-    const key = await doip.keys.fetchHKP("test@doip.rocks")
-
-    // Process it to extract the UIDs and their claims
-    const obj = await doip.keys.process(key)
-
-    // Process every claim for every user
-    obj.users.forEach(async user => {
-        user.claims.forEach(async claim => {
-            // Match the claim
-            await claim.match()
-
-            // Verify the claim
-            await claim.verify()
-            console.log(claim)
-        })
-    })
-}
-
-main()

examples/fetch-key-wkd.js

@@ -1,14 +0,0 @@
-const doip = require('../src')
-
-const main = async () => {
-    // Fetch the key using WKD
-    const key = await doip.keys.fetchWKD("test@doip.rocks")
-
-    // Process it to extract the UIDs and their claims
-    const obj = await doip.keys.process(key)
-
-    // Log the claims of the first UID
-    console.log(obj.users[0].claims)
-}
-
-main()

examples/fetch-profile-aspe.js

@@ -0,0 +1,18 @@
+import * as doip from '../src/index.js'
+
+const main = async () => {
+    // Fetch the profile using ASPE
+    const profile = await doip.asp.fetchASPE("aspe:keyoxide.org:6WJK26YKF6WUVPIZTS2I2BIT64")
+
+    // Process every claim for every persona
+    profile.personas[0].claims.forEach(async claim => {
+        // Match the claim
+        claim.match()
+
+        // Verify the claim
+        await claim.verify()
+        console.log(claim)
+    })
+}
+
+main()

examples/fetch-profile-hkp.js

@@ -0,0 +1,20 @@
+import * as doip from '../src/index.js'
+
+const main = async () => {
+    // Fetch the profile using HKP
+    const profile = await doip.openpgp.fetchHKP("test@doip.rocks")
+
+    // Process every claim for every persona
+    profile.personas.forEach(async persona => {
+        persona.claims.forEach(async claim => {
+            // Match the claim
+            await claim.match()
+
+            // Verify the claim
+            await claim.verify()
+            console.log(claim)
+        })
+    })
+}
+
+main()

examples/fetch-profile-plaintext.js

@@ -1,4 +1,4 @@
-const doip = require('../src')
+import * as doip from '../src/index.js'
 
 const main = async () => {
     // Obtain the plaintext public key
@@ -28,14 +28,11 @@ fCRSXrr7SZxIu7I8jfQrxc0k9XhpPI/gdlgRqoEG2lMyqFaWzyoI9dyoVwji78rg
 =Csr+
 -----END PGP PUBLIC KEY BLOCK-----`
 
-    // Fetch the key using WKD
+    // Use the plaintext key to get a profile
-    const key = await doip.keys.fetchPlaintext(pubKeyPlaintext)
+    const profile = await doip.openpgp.fetchPlaintext(pubKeyPlaintext)
-
-    // Process it to extract the UIDs and their claims
-    const obj = await doip.keys.process(key)
 
     // Log the claims of the first UID
-    console.log(obj.users[0].claims)
+    console.log(profile.personas[0].claims)
 }
 
 main()

examples/fetch-profile-wkd.js

@@ -0,0 +1,11 @@
+import * as doip from '../src/index.js'
+
+const main = async () => {
+    // Fetch the profile using WKD
+    const profile = await doip.openpgp.fetchWKD("test@doip.rocks")
+
+    // Log the claims of the first persona
+    console.log(profile.personas[0].claims)
+}
+
+main()

examples/process-signature-profile.js

@@ -1,4 +1,4 @@
-const doip = require('../src')
+import * as doip from '../src/index.js'
 
 const signature = `-----BEGIN PGP SIGNED MESSAGE-----
 Hash: SHA512
@@ -25,10 +25,10 @@ cXbjvHSGniZ7M3S9S8knAfIquPvTp7+L7wWgSSB5VObPp1r+96n87hyFZUp7PCvl
 
 const main = async () => {
     // Process the OpenPGP signature
-    const sigProfile = await doip.signatures.process(signature)
+    const profile = await doip.signatures.process(signature)
 
-    // Log the processed signature profile
+    // Log the claims of the first persona
-    console.log(sigProfile.users[0].claims)
+    console.log(profile.users[0].claims)
 }
 
 main()

examples/test-service-provider.js

@@ -0,0 +1,9 @@
+import * as doip from '../src/index.js'
+
+const main = async () => {
+    // const sp = doip.ServiceProviderDefinitions.data['activitypub'].processURI('https://fosstodon.org/@yarmo')
+    const sp = doip.ServiceProviderDefinitions.data['discourse'].processURI('https://domain.org/u/alice')
+    console.log(sp);
+}
+
+main()

examples/verify-claim.js

@@ -1,4 +1,4 @@
-const doip = require('../src')
+import * as doip from '../src/index.js'
 
 const main = async () => {
     // Generate the claim

jsconfig.json

@@ -0,0 +1,10 @@
+{
+  "compilerOptions": {
+    "module": "ES2020",
+    "target": "ES2020",
+    "checkJs": true,
+    "moduleResolution": "node"
+  },
+  "include": ["src", "examples"],
+  "exclude": ["node_modules"]
+}

jsdoc-lib.json

@@ -1,5 +1,8 @@
 {
-  "plugins": ["plugins/markdown"],
+  "plugins": [
+    "plugins/markdown",
+    "node_modules/jsdoc-tsimport-plugin"
+  ],
   "source": {
     "include": ["./src", "./README.md"]
   },
@@ -12,21 +15,26 @@
     }
   },
   "opts": {
-    "template": "node_modules/clean-jsdoc-theme",
+    "template": "node_modules/docdash",
-    "theme_opts": {
+    "destination": "docs/"
-      "theme": "light",
+  },
-      "menu": [
+  "docdash": {
-        {
+    "collapse": true,
-          "title": "Source code",
+    "meta": {
-          "link": "https://codeberg.org/keyoxide/doipjs",
+      "title": "doipjs",
-          "target": "_blank"
+      "description": "Documentation for the doip.js library"
-        },
+    },
-        {
+    "menu": {
-          "title": "Keyoxide",
+      "Keyoxide": {
-          "link": "https://keyoxide.org",
+        "href":"https://keyoxide.org",
-          "target": "_blank"
+        "target":"_blank",
-        }
+        "class":"menu-item"
-      ]
+      },
+      "Keyoxide docs": {
+        "href":"https://docs.keyoxide.org",
+        "target":"_blank",
+        "class":"menu-item"
+      }
     }
   }
 }

package.json

@@ -1,63 +1,79 @@
 {
-  "name": "doipjs",
+  "name": "@myriation/doipjs",
-  "version": "0.16.2",
+  "version": "1.2.9+myriaiton.1",
-  "description": "Decentralized OpenPGP Identity Proofs library in Node.js",
+  "description": "Decentralized Online Identity Proofs library in Node.js",
+  "type": "module",
   "main": "./src/index.js",
+  "exports": {
+    ".": {
+      "default": "./src/index.js"
+    },
+    "./fetchers": {
+      "default": "./src/fetcher/index.js"
+    },
+    "./fetchers-minimal": {
+      "default": "./src/fetcher/index.minimal.js"
+    }
+  },
+  "packageManager": "yarn@4.3.0",
   "dependencies": {
-    "@openpgp/hkp-client": "^0.0.2",
+    "@openpgp/hkp-client": "^0.0.3",
-    "@openpgp/wkd-client": "^0.0.3",
+    "@openpgp/wkd-client": "^0.0.4",
     "@xmpp/client": "^0.13.1",
     "@xmpp/debug": "^0.13.0",
-    "axios": "^0.25.0",
+    "axios": "^1.6.5",
     "browser-or-node": "^1.3.0",
-    "cors": "^2.8.5",
+    "entities": "^4.4.0",
-    "dotenv": "^8.2.0",
-    "express": "^4.17.1",
-    "express-validator": "^6.10.0",
     "hash-wasm": "^4.9.0",
     "irc-upd": "^0.11.0",
-    "jsdom": "^20.0.0",
+    "jose": "^4.14.4",
     "merge-options": "^3.0.3",
-    "openpgp": "^5.0",
+    "openpgp": "^5.5.0",
-    "query-string": "^6.14.1",
+    "rfc4648": "^1.5.2",
     "valid-url": "^1.0.9",
-    "validator": "^13.5.2"
+    "validator": "^13.9.0"
   },
   "devDependencies": {
-    "browserify": "^17.0.0",
+    "@rollup/plugin-commonjs": "^25.0.2",
-    "browserify-shim": "^3.8.14",
+    "@rollup/plugin-json": "^6.0.0",
+    "@rollup/plugin-node-resolve": "^15.1.0",
     "chai": "^4.2.0",
     "chai-as-promised": "^7.1.1",
-    "chai-match-pattern": "^1.2.0",
+    "docdash": "^2.0.2",
-    "clean-jsdoc-theme": "^3.2.4",
+    "eslint": "^8.39.0",
+    "eslint-config-standard": "^17.0.0",
+    "eslint-plugin-import": "^2.27.5",
+    "eslint-plugin-jsdoc": "^48.0.4",
+    "eslint-plugin-n": "^15.7.0",
+    "eslint-plugin-promise": "^6.1.1",
     "husky": "^7.0.0",
-    "jsdoc": "^3.6.6",
+    "jsdoc": "^4.0.2",
+    "jsdoc-tsimport-plugin": "^1.0.5",
     "license-check-and-add": "^4.0.3",
     "lint-staged": "^11.0.0",
     "minify": "^9.1",
     "mocha": "^9.2.0",
-    "nodemon": "^2.0.19",
+    "rollup": "^3.26.2",
-    "standard": "^16.0.3"
+    "rollup-plugin-polyfill-node": "^0.12.0",
+    "rollup-plugin-visualizer": "^5.9.2"
   },
   "scripts": {
-    "release": "yarn run test && yarn run release:bundle && yarn run release:minify",
+    "release": "node ./prerelease.js && yarn run test && yarn run build",
-    "release:bundle": "./node_modules/.bin/browserify ./src/index.js --standalone doip -x openpgp -x jsdom -x @xmpp/client -x @xmpp/debug -x irc-upd -o ./dist/doip.js",
+    "build": "rm -rf ./dist/ && yarn run build:bundle && yarn run build:minify",
-    "release:minify": "./node_modules/.bin/minify ./dist/doip.js > ./dist/doip.min.js",
+    "build:bundle": "rollup -c",
-    "license:check": "./node_modules/.bin/license-check-and-add check",
+    "build:minify": "minify ./dist/doip.core.js > ./dist/doip.core.min.js && minify ./dist/doip.fetchers.js > ./dist/doip.fetchers.min.js && minify ./dist/doip.fetchers.minimal.js > ./dist/doip.fetchers.minimal.min.js",
-    "license:add": "./node_modules/.bin/license-check-and-add add",
+    "license:check": "license-check-and-add check",
-    "license:remove": "./node_modules/.bin/license-check-and-add remove",
+    "license:add": "license-check-and-add add",
-    "docs:lib": "./node_modules/.bin/jsdoc -c jsdoc-lib.json -r -d ./docs -P package.json",
+    "license:remove": "license-check-and-add remove",
-    "standard:check": "./node_modules/.bin/standard ./src",
+    "docs:lib": "jsdoc -c jsdoc-lib.json -r -d ./docs -P package.json",
-    "standard:fix": "./node_modules/.bin/standard --fix ./src",
+    "lint": "eslint ./src",
-    "mocha": "./node_modules/.bin/mocha",
+    "lint:fix": "eslint ./src --fix",
-    "test": "yarn run standard:check && yarn run license:check && yarn run mocha",
+    "test": "yarn lint && yarn run license:check && yarn run mocha",
-    "proxy": "NODE_ENV=production node ./src/proxy/",
-    "proxy:dev": "NODE_ENV=development ./node_modules/.bin/nodemon ./src/proxy/",
     "prepare": "husky install"
   },
   "repository": {
     "type": "git",
-    "url": "https://codeberg.org/keyoxide/doipjs"
+    "url": "https://git.myriation.org/myriation/doipjs"
   },
   "homepage": "https://js.doip.rocks",
   "keywords": [
@@ -69,13 +85,5 @@
     "identity"
   ],
   "author": "Yarmo Mackenbach <yarmo@yarmo.eu> (https://yarmo.eu)",
-  "license": "Apache-2.0",
+  "license": "Apache-2.0"
-  "browserify": {
-    "transform": [
-      "browserify-shim"
-    ]
-  },
-  "browserify-shim": {
-    "openpgp": "global:openpgp"
-  }
 }

prerelease.js

@@ -0,0 +1,33 @@
+/*
+Copyright 2023 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+import * as C from './src/constants.js'
+import { readFile } from 'fs/promises'
+
+const main = async () => {
+  const pkg = JSON.parse(
+    await readFile(
+      new URL('./package.json', import.meta.url)
+    )
+  )
+
+  // Assert that the constant version equals the package version
+  if (C.version !== pkg.version) {
+    console.log(`!!! Mismatch between constants.js version (${C.version}) and package.json version (${pkg.version})`)
+    process.exit(1)
+  }
+}
+
+main()

rollup.config.js

@@ -0,0 +1,73 @@
+import commonjs from '@rollup/plugin-commonjs'
+import json from '@rollup/plugin-json'
+import { nodeResolve } from '@rollup/plugin-node-resolve'
+import nodePolyfills from 'rollup-plugin-polyfill-node'
+import { fileURLToPath } from 'node:url'
+
+const fetchersExternalId = fileURLToPath(
+	new URL(
+		'src/fetcher/index.js',
+		import.meta.url
+	)
+)
+
+export default [
+  {
+    input: 'src/index.js',
+    output: {
+      file: './dist/doip.core.js',
+      format: 'iife',
+      name: 'doip',
+      globals: {
+        'openpgp': 'openpgp',
+        [fetchersExternalId]: 'doipFetchers'
+      },
+    },
+    watch: {
+      include: './src/**'
+    },
+    external: ['openpgp', './fetcher/index.js'],
+    plugins: [
+      commonjs(),
+      json(),
+      nodeResolve({
+        browser: true
+      }),
+      nodePolyfills()
+    ]
+  },
+  {
+    input: 'src/fetcher/index.js',
+    output: {
+      file: './dist/doip.fetchers.js',
+      format: 'iife',
+      name: 'doipFetchers'
+    },
+    external: [],
+    plugins: [
+      commonjs(),
+      json(),
+      nodeResolve({
+        browser: true
+      }),
+      nodePolyfills()
+    ]
+  },
+  {
+    input: 'src/fetcher/index.minimal.js',
+    output: {
+      file: './dist/doip.fetchers.minimal.js',
+      format: 'iife',
+      name: 'doipFetchers'
+    },
+    external: [],
+    plugins: [
+      commonjs(),
+      json(),
+      nodeResolve({
+        browser: true
+      }),
+      nodePolyfills()
+    ]
+  }
+]

src/asp.js

@@ -0,0 +1,183 @@
+/*
+Copyright 2023 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+import axios from 'axios'
+import { decodeProtectedHeader, importJWK, compactVerify, calculateJwkThumbprint } from 'jose'
+import { base32, base64url } from 'rfc4648'
+import { Claim } from './claim.js'
+import { Persona } from './persona.js'
+import { Profile } from './profile.js'
+import { ProfileType, PublicKeyEncoding, PublicKeyFetchMethod, PublicKeyType } from './enums.js'
+
+const SupportedCryptoAlg = ['EdDSA', 'ES256', 'ES256K', 'ES384', 'ES512']
+
+/**
+ * Functions related to Ariadne Signature Profiles
+ * @module asp
+ */
+
+/**
+ * Fetch a public key using Web Key Directory
+ * @function
+ * @param {string} uri - ASPE URI
+ * @returns {Promise<Profile>} The fetched profile
+ * @example
+ * const key = await doip.aspe.fetchASPE('aspe:domain.example:1234567890');
+ */
+export async function fetchASPE (uri) {
+  const re = /aspe:(.*):(.*)/
+
+  if (!re.test(uri)) {
+    throw new Error('Invalid ASPE URI')
+  }
+
+  const matches = uri.match(re)
+  const domainPart = matches[1]
+  const localPart = matches[2].toUpperCase()
+
+  const profileUrl = `https://${domainPart}/.well-known/aspe/id/${localPart}`
+  let profileJws
+
+  try {
+    profileJws = await axios.get(
+      profileUrl,
+      {
+        responseType: 'text'
+      }
+    )
+      .then((/** @type {import('axios').AxiosResponse} */ response) => {
+        if (response.status === 200) {
+          return response
+        }
+      })
+      .then((/** @type {import('axios').AxiosResponse} */ response) => response.data)
+  } catch (e) {
+    throw new Error(`Error fetching Keybase key: ${e.message}`)
+  }
+
+  const profile = await parseProfileJws(profileJws, uri)
+  profile.publicKey.fetch.method = PublicKeyFetchMethod.ASPE
+  profile.publicKey.fetch.query = uri
+  profile.publicKey.fetch.resolvedUrl = profileUrl
+
+  return profile
+}
+
+/**
+ * Parse a JWS and extract the profile it contains
+ * @function
+ * @param {string} profileJws - Compact-Serialized profile JWS
+ * @param {string} uri - The ASPE URI associated with the profile
+ * @returns {Promise<Profile>} The extracted profile
+ * @example
+ * const key = await doip.aspe.parseProfileJws('...', 'aspe:domain.example:123');
+ */
+export async function parseProfileJws (profileJws, uri) {
+  const matches = uri.match(/aspe:(.*):(.*)/)
+  const localPart = matches[2].toUpperCase()
+
+  // Decode the headers
+  const protectedHeader = decodeProtectedHeader(profileJws)
+
+  // Extract the JWK
+  if (!SupportedCryptoAlg.includes(protectedHeader.alg)) {
+    throw new Error('Invalid profile JWS: wrong key algorithm')
+  }
+  if (!protectedHeader.kid) {
+    throw new Error('Invalid profile JWS: missing key identifier')
+  }
+  if (!protectedHeader.jwk) {
+    throw new Error('Invalid profile JWS: missing key')
+  }
+  const publicKey = await importJWK(protectedHeader.jwk, protectedHeader.alg)
+
+  // Compute and verify the fingerprint
+  const fp = await computeJwkFingerprint(protectedHeader.jwk)
+
+  if (fp !== protectedHeader.kid) {
+    throw new Error('Invalid profile JWS: wrong key')
+  }
+  if (localPart && fp !== localPart) {
+    throw new Error('Invalid profile JWS: wrong key')
+  }
+
+  // Decode the payload
+  const { payload } = await compactVerify(profileJws, publicKey)
+  const payloadJson = JSON.parse(new TextDecoder().decode(payload))
+
+  // Verify the payload
+  if (!(Object.prototype.hasOwnProperty.call(payloadJson, 'http://ariadne.id/type') && payloadJson['http://ariadne.id/type'] === 'profile')) {
+    throw new Error('Invalid profile JWS: JWS is not a profile')
+  }
+  if (!(Object.prototype.hasOwnProperty.call(payloadJson, 'http://ariadne.id/version') && payloadJson['http://ariadne.id/version'] === 0)) {
+    throw new Error('Invalid profile JWS: profile version not supported')
+  }
+
+  // Extract data from the payload
+  /** @type {string} */
+  const profileName = payloadJson['http://ariadne.id/name']
+  /** @type {string} */
+  const profileDescription = payloadJson['http://ariadne.id/description']
+  /** @type {string} */
+  const profileThemeColor = payloadJson['http://ariadne.id/color']
+  /** @type {Array<string>} */
+  const profileClaims = payloadJson['http://ariadne.id/claims']
+
+  const profileClaimsParsed = profileClaims.map(x => new Claim(x, uri))
+
+  const pe = new Persona(profileName, profileClaimsParsed)
+  if (profileDescription) {
+    pe.setDescription(profileDescription)
+  }
+  if (profileThemeColor && /^#([0-9A-F]{3}){1,2}$/i.test(profileThemeColor)) {
+    pe.themeColor = profileThemeColor
+  }
+
+  const profile = new Profile(ProfileType.ASP, uri, [pe])
+  profile.publicKey.fingerprint = fp
+  profile.publicKey.encoding = PublicKeyEncoding.JWK
+  profile.publicKey.encodedKey = JSON.stringify(protectedHeader.jwk)
+  profile.publicKey.key = protectedHeader.jwk
+
+  switch (protectedHeader.alg) {
+    case 'ES256':
+      profile.publicKey.keyType = PublicKeyType.ES256
+      break
+
+    case 'EdDSA':
+      profile.publicKey.keyType = PublicKeyType.EDDSA
+      break
+
+    default:
+      profile.publicKey.keyType = PublicKeyType.UNKNOWN
+      break
+  }
+
+  return profile
+}
+
+/**
+ * Compute the fingerprint for {@link https://github.com/panva/jose/blob/main/docs/interfaces/types.JWK.md JWK} keys
+ * @function
+ * @param {import('jose').JWK} key - The JWK public key for which to compute the fingerprint
+ * @returns {Promise<string>} The computed fingerprint
+ */
+export async function computeJwkFingerprint (key) {
+  const thumbprint = await calculateJwkThumbprint(key, 'sha512')
+  const fingerprintBytes = base64url.parse(thumbprint, { loose: true }).slice(0, 16)
+  const fingerprint = base32.stringify(fingerprintBytes, { pad: false })
+
+  return fingerprint
+}

src/claim.js

@@ -13,74 +13,105 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */
-const validator = require('validator')
+import isAlphanumeric from 'validator/lib/isAlphanumeric.js'
-const validUrl = require('valid-url')
+import { isUri } from 'valid-url'
-const mergeOptions = require('merge-options')
+import mergeOptions from 'merge-options'
-const proofs = require('./proofs')
+import { fetch } from './proofs.js'
-const verifications = require('./verifications')
+import { run } from './verifications.js'
-const claimDefinitions = require('./claimDefinitions')
+import { list, data as _data } from './serviceProviders/index.js'
-const defaults = require('./defaults')
+import { opts as _opts } from './defaults.js'
-const E = require('./enums')
+import { ClaimStatus } from './enums.js'
+import { ServiceProvider } from './serviceProvider.js'
 
 /**
  * @class
- * @classdesc OpenPGP-based identity claim
+ * @classdesc Identity claim
  * @property {string} uri             - The claim's URI
  * @property {string} fingerprint     - The fingerprint to verify the claim against
- * @property {string} status          - The current status of the claim
+ * @property {number} status          - The current status code of the claim
  * @property {Array<object>} matches  - The claim definitions matched against the URI
- * @property {object} verification    - The result of the verification process
+ * @example
+ * const claim = doip.Claim();
+ * const claim = doip.Claim('dns:domain.tld?type=TXT');
+ * const claim = doip.Claim('dns:domain.tld?type=TXT', '123abc123abc');
  */
-class Claim {
+export class Claim {
   /**
    * Initialize a Claim object
-   * @constructor
+   * @param {string} [uri]          - The URI of the identity claim
-   * @param {string|object} [uri]   - The URI of the identity claim or a JSONified Claim instance
    * @param {string} [fingerprint]  - The fingerprint of the OpenPGP key
-   * @example
-   * const claim = doip.Claim();
-   * const claim = doip.Claim('dns:domain.tld?type=TXT');
-   * const claim = doip.Claim('dns:domain.tld?type=TXT', '123abc123abc');
-   * const claimAlt = doip.Claim(JSON.stringify(claim));
    */
   constructor (uri, fingerprint) {
-    // Import JSON
-    if (typeof uri === 'object' && 'claimVersion' in uri) {
-      const data = uri
-      switch (data.claimVersion) {
-        case 1:
-          this._uri = data.uri
-          this._fingerprint = data.fingerprint
-          this._status = data.status
-          this._matches = data.matches
-          this._verification = data.verification
-          break
-
-        default:
-          throw new Error('Invalid claim version')
-      }
-      return
-    }
-
     // Verify validity of URI
-    if (uri && !validUrl.isUri(uri)) {
+    if (uri && !isUri(uri)) {
       throw new Error('Invalid URI')
     }
 
     // Verify validity of fingerprint
     if (fingerprint) {
       try {
-        validator.isAlphanumeric(fingerprint)
+        // @ts-ignore
+        isAlphanumeric.default(fingerprint)
       } catch (err) {
         throw new Error('Invalid fingerprint')
       }
     }
 
-    this._uri = uri || null
+    /**
-    this._fingerprint = fingerprint || null
+     * @type {string}
-    this._status = E.ClaimStatus.INIT
+     */
-    this._matches = null
+    this._uri = uri || ''
-    this._verification = null
+    /**
+     * @type {string}
+     */
+    this._fingerprint = fingerprint || ''
+    /**
+     * @type {number}
+     */
+    this._status = ClaimStatus.INIT
+    /**
+     * @type {Array<ServiceProvider>}
+     */
+    this._matches = []
+  }
+
+  /**
+   * @function
+   * @param {*} claimObject - JSON representation of a claim
+   * @returns {Claim} Parsed claim
+   * @throws Will throw an error if the JSON object can't be coerced into a Claim
+   * @example
+   * doip.Claim.fromJSON(JSON.stringify(claim));
+   */
+  static fromJSON (claimObject) {
+    /** @type {Claim} */
+    let claim
+    let result
+
+    if (typeof claimObject === 'object' && 'claimVersion' in claimObject) {
+      switch (claimObject.claimVersion) {
+        case 1:
+          result = importJsonClaimVersion1(claimObject)
+          if (result instanceof Error) {
+            throw result
+          }
+          claim = result
+          break
+
+        case 2:
+          result = importJsonClaimVersion2(claimObject)
+          if (result instanceof Error) {
+            throw result
+          }
+          claim = result
+          break
+
+        default:
+          throw new Error('Invalid claim version')
+      }
+    }
+
+    return claim
   }
 
   get uri () {
@@ -96,27 +127,20 @@ class Claim {
   }
 
   get matches () {
-    if (this._status === E.ClaimStatus.INIT) {
+    if (this._status === ClaimStatus.INIT) {
       throw new Error('This claim has not yet been matched')
     }
     return this._matches
   }
 
-  get verification () {
-    if (this._status !== E.ClaimStatus.VERIFIED) {
-      throw new Error('This claim has not yet been verified')
-    }
-    return this._verification
-  }
-
   set uri (uri) {
-    if (this._status !== E.ClaimStatus.INIT) {
+    if (this._status !== ClaimStatus.INIT) {
       throw new Error(
         'Cannot change the URI, this claim has already been matched'
       )
     }
     // Verify validity of URI
-    if (uri && !validUrl.isUri(uri)) {
+    if (uri.length > 0 && !isUri(uri)) {
       throw new Error('The URI was invalid')
     }
     // Remove leading and trailing spaces
@@ -126,7 +150,7 @@ class Claim {
   }
 
   set fingerprint (fingerprint) {
-    if (this._status === E.ClaimStatus.VERIFIED) {
+    if (this._status === ClaimStatus.VERIFIED) {
       throw new Error(
         'Cannot change the fingerprint, this claim has already been verified'
       )
@@ -142,26 +166,22 @@ class Claim {
     throw new Error("Cannot change a claim's matches")
   }
 
-  set verification (anything) {
-    throw new Error("Cannot change a claim's verification result")
-  }
-
   /**
    * Match the claim's URI to candidate definitions
    * @function
    */
   match () {
-    if (this._status !== E.ClaimStatus.INIT) {
+    if (this._status !== ClaimStatus.INIT) {
       throw new Error('This claim was already matched')
     }
-    if (this._uri === null) {
+    if (this._uri.length === 0 || !isUri(this._uri)) {
       throw new Error('This claim has no URI')
     }
 
     this._matches = []
 
-    claimDefinitions.list.every((name, i) => {
+    list.every((name, i) => {
-      const def = claimDefinitions.data[name]
+      const def = _data[name]
 
       // If the candidate is invalid, continue matching
       if (!def.reURI.test(this._uri)) {
@@ -169,7 +189,12 @@ class Claim {
       }
 
       const candidate = def.processURI(this._uri)
-      if (candidate.match.isAmbiguous) {
+      // If the candidate could not be processed, continue matching
+      if (!candidate) {
+        return true
+      }
+
+      if (candidate.claim.uriIsAmbiguous) {
         // Add to the possible candidates
         this._matches.push(candidate)
       } else {
@@ -182,7 +207,7 @@ class Claim {
       return true
     })
 
-    this._status = E.ClaimStatus.MATCHED
+    this._status = this._matches.length === 0 ? ClaimStatus.NO_MATCHES : ClaimStatus.MATCHED
   }
 
   /**
@@ -190,51 +215,49 @@ class Claim {
    * checked for the fingerprint. The verification stops when either a positive
    * result was obtained, or an unambiguous claim definition was processed
    * regardless of the result.
-   * @async
    * @function
-   * @param {object} [opts] - Options for proxy, fetchers
+   * @param {import('./types').VerificationConfig} [opts] - Options for proxy, fetchers
    */
   async verify (opts) {
-    if (this._status === E.ClaimStatus.INIT) {
+    if (this._status === ClaimStatus.INIT) {
       throw new Error('This claim has not yet been matched')
     }
-    if (this._status === E.ClaimStatus.VERIFIED) {
+    if (this._status >= 200) {
       throw new Error('This claim has already been verified')
     }
-    if (this._fingerprint === null) {
+    if (this._fingerprint.length === 0) {
       throw new Error('This claim has no fingerprint')
     }
 
     // Handle options
-    opts = mergeOptions(defaults.opts, opts || {})
+    opts = mergeOptions(_opts, opts || {})
 
     // If there are no matches
     if (this._matches.length === 0) {
-      this._verification = {
+      this.status = ClaimStatus.NO_MATCHES
-        result: false,
-        completed: true,
-        proof: {},
-        errors: ['No matches for claim']
-      }
     }
 
     // For each match
     for (let index = 0; index < this._matches.length; index++) {
-      const claimData = this._matches[index]
+      // Continue if a result was already obtained
+      if (this._status >= 200) { continue }
 
+      let claimData = this._matches[index]
+
+      /** @type {import('./types').VerificationResult | null} */
       let verificationResult = null
       let proofData = null
       let proofFetchError
 
       try {
-        proofData = await proofs.fetch(claimData, opts)
+        proofData = await fetch(claimData, opts)
       } catch (err) {
         proofFetchError = err
       }
 
       if (proofData) {
         // Run the verification process
-        verificationResult = await verifications.run(
+        verificationResult = await run(
           proofData.result,
           claimData,
           this._fingerprint
@@ -243,40 +266,43 @@ class Claim {
           fetcher: proofData.fetcher,
           viaProxy: proofData.viaProxy
         }
+
+        // Validate the result
+        const def = _data[claimData.about.id]
+        if (def.functions?.validate && verificationResult.completed && verificationResult.result) {
+          try {
+            (verificationResult.result = await def.functions.validate(claimData, proofData, verificationResult, opts))
+          } catch (_) {}
+        }
+
+        // Post process the data
+        if (def.functions?.postprocess) {
+          try {
+            ({ claimData, proofData } = await def.functions.postprocess(claimData, proofData, opts))
+          } catch (_) {}
+        }
       } else {
         // Consider the proof completed but with a negative result
         verificationResult = verificationResult || {
           result: false,
           completed: true,
-          proof: {},
+          proof: null,
           errors: [proofFetchError]
         }
-
-        if (this.isAmbiguous()) {
-          // Assume a wrong match and continue
-          continue
-        }
       }
 
-      if (verificationResult.completed) {
+      if (this.isAmbiguous() && !verificationResult.result) {
-        // Store the result, keep a single match and stop verifying
+        // Assume a wrong match and continue
-        this._verification = verificationResult
+        continue
+      }
+
+      if (verificationResult.result) {
+        this._status = verificationResult.proof.viaProxy ? ClaimStatus.VERIFIED_VIA_PROXY : ClaimStatus.VERIFIED
         this._matches = [claimData]
-        index = this._matches.length
       }
     }
 
-    // Fail safe verification result
+    this._status = this._status >= 200 ? this._status : ClaimStatus.NO_PROOF_FOUND
-    this._verification = this._verification
-      ? this._verification
-      : {
-          result: false,
-          completed: true,
-          proof: {},
-          errors: ['Unknown error']
-        }
-
-    this._status = E.ClaimStatus.VERIFIED
   }
 
   /**
@@ -284,34 +310,115 @@ class Claim {
    * of the candidates is unambiguous. An ambiguous claim should never be
    * displayed in an user interface when its result is negative.
    * @function
-   * @returns {boolean}
+   * @returns {boolean} Whether the claim is ambiguous
    */
   isAmbiguous () {
-    if (this._status === E.ClaimStatus.INIT) {
+    if (this._status < ClaimStatus.MATCHED) {
       throw new Error('The claim has not been matched yet')
     }
     if (this._matches.length === 0) {
       throw new Error('The claim has no matches')
     }
-    return this._matches.length > 1 || this._matches[0].match.isAmbiguous
+    if (this._status >= 200 && this._status < 300) return false
+    return this._matches.length > 1 || this._matches[0].claim.uriIsAmbiguous
   }
 
   /**
    * Get a JSON representation of the Claim object. Useful when transferring
    * data between instances/machines.
    * @function
-   * @returns {object}
+   * @returns {object} JSON reprentation of the claim
    */
   toJSON () {
+    let displayProfileName = this._uri
+    let displayProfileUrl = null
+    let displayProofUrl = null
+    let displayServiceProviderName = null
+    let displayServiceProviderId = null
+
+    if (this._status >= ClaimStatus.MATCHED && this._matches.length > 0 && !this.isAmbiguous()) {
+      displayProfileName = this._matches[0].profile.display
+      displayProfileUrl = this._matches[0].profile.uri
+      displayProofUrl = this._matches[0].proof.request.uri
+      displayServiceProviderName = this._matches[0].about.name
+      displayServiceProviderId = this._matches[0].about.id
+    }
+
     return {
-      claimVersion: 1,
+      claimVersion: 2,
       uri: this._uri,
-      fingerprint: this._fingerprint,
+      proofs: [this._fingerprint],
+      matches: this._matches.map(x => x.toJSON()),
       status: this._status,
-      matches: this._matches,
+      display: {
-      verification: this._verification
+        profileName: displayProfileName,
+        profileUrl: displayProfileUrl,
+        proofUrl: displayProofUrl,
+        serviceProviderName: displayServiceProviderName,
+        serviceProviderId: displayServiceProviderId
+      }
     }
   }
 }
 
-module.exports = Claim
+/**
+ * @ignore
+ * @param {object} claimObject - JSON representation of a claim
+ * @returns {Claim | Error} Parsed claim
+ */
+function importJsonClaimVersion1 (claimObject) {
+  if (!('claimVersion' in claimObject && claimObject.claimVersion === 1)) {
+    return new Error('Invalid claim')
+  }
+
+  const claim = new Claim()
+
+  claim._uri = claimObject.uri
+  claim._fingerprint = claimObject.fingerprint
+  claim._matches = claimObject.matches.map(x => new ServiceProvider(x))
+
+  if (claimObject.status === 'init') {
+    claim._status = 100
+  }
+  if (claimObject.status === 'matched') {
+    if (claimObject.matches.length === 0) {
+      claim._status = 301
+    }
+    claim._status = 101
+  }
+
+  if (!('result' in claimObject.verification && 'errors' in claimObject.verification)) {
+    claim._status = 400
+  }
+  if (claimObject.verification.errors.length > 0) {
+    claim._status = 400
+  }
+  if (claimObject.verification.result && claimObject.verification.proof.viaProxy) {
+    claim._status = 201
+  }
+  if (claimObject.verification.result && !claimObject.verification.proof.viaProxy) {
+    claim._status = 200
+  }
+
+  return claim
+}
+
+/**
+ * @ignore
+ * @param {object} claimObject - JSON representation of a claim
+ * @returns {Claim | Error} Parsed claim
+ */
+function importJsonClaimVersion2 (claimObject) {
+  if (!('claimVersion' in claimObject && claimObject.claimVersion === 2)) {
+    return new Error('Invalid claim')
+  }
+
+  const claim = new Claim()
+
+  claim._uri = claimObject.uri
+  claim._fingerprint = claimObject.proofs[0]
+  claim._matches = claimObject.matches.map(x => new ServiceProvider(x))
+  claim._status = claimObject.status
+
+  return claim
+}

src/claimDefinitions/devto.js

@@ -1,74 +0,0 @@
-/*
-Copyright 2021 Yarmo Mackenbach
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-const E = require('../enums')
-
-const reURI = /^https:\/\/dev\.to\/(.*)\/(.*)\/?/
-
-const processURI = (uri) => {
-  const match = uri.match(reURI)
-
-  return {
-    serviceprovider: {
-      type: 'web',
-      name: 'devto'
-    },
-    match: {
-      regularExpression: reURI,
-      isAmbiguous: false
-    },
-    profile: {
-      display: match[1],
-      uri: `https://dev.to/${match[1]}`,
-      qr: null
-    },
-    proof: {
-      uri: uri,
-      request: {
-        fetcher: E.Fetcher.HTTP,
-        access: E.ProofAccess.NOCORS,
-        format: E.ProofFormat.JSON,
-        data: {
-          url: `https://dev.to/api/articles/${match[1]}/${match[2]}`,
-          format: E.ProofFormat.JSON
-        }
-      }
-    },
-    claim: {
-      format: E.ClaimFormat.URI,
-      relation: E.ClaimRelation.CONTAINS,
-      path: ['body_markdown']
-    }
-  }
-}
-
-const tests = [
-  {
-    uri: 'https://dev.to/alice/post',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://dev.to/alice/post/',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://domain.org/alice/post',
-    shouldMatch: false
-  }
-]
-
-exports.reURI = reURI
-exports.processURI = processURI
-exports.tests = tests

src/claimDefinitions/discourse.js

@@ -1,74 +0,0 @@
-/*
-Copyright 2021 Yarmo Mackenbach
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-const E = require('../enums')
-
-const reURI = /^https:\/\/(.*)\/u\/(.*)\/?/
-
-const processURI = (uri) => {
-  const match = uri.match(reURI)
-
-  return {
-    serviceprovider: {
-      type: 'web',
-      name: 'discourse'
-    },
-    match: {
-      regularExpression: reURI,
-      isAmbiguous: true
-    },
-    profile: {
-      display: `${match[2]}@${match[1]}`,
-      uri: uri,
-      qr: null
-    },
-    proof: {
-      uri: uri,
-      request: {
-        fetcher: E.Fetcher.HTTP,
-        access: E.ProofAccess.NOCORS,
-        format: E.ProofFormat.JSON,
-        data: {
-          url: `https://${match[1]}/u/${match[2]}.json`,
-          format: E.ProofFormat.JSON
-        }
-      }
-    },
-    claim: {
-      format: E.ClaimFormat.URI,
-      relation: E.ClaimRelation.CONTAINS,
-      path: ['user', 'bio_raw']
-    }
-  }
-}
-
-const tests = [
-  {
-    uri: 'https://domain.org/u/alice',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://domain.org/u/alice/',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://domain.org/alice',
-    shouldMatch: false
-  }
-]
-
-exports.reURI = reURI
-exports.processURI = processURI
-exports.tests = tests

src/claimDefinitions/dns.js

@@ -1,73 +0,0 @@
-/*
-Copyright 2021 Yarmo Mackenbach
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-const E = require('../enums')
-
-const reURI = /^dns:([a-zA-Z0-9.\-_]*)(?:\?(.*))?/
-
-const processURI = (uri) => {
-  const match = uri.match(reURI)
-
-  return {
-    serviceprovider: {
-      type: 'web',
-      name: 'dns'
-    },
-    match: {
-      regularExpression: reURI,
-      isAmbiguous: false
-    },
-    profile: {
-      display: match[1],
-      uri: `https://${match[1]}`,
-      qr: null
-    },
-    proof: {
-      uri: null,
-      request: {
-        fetcher: E.Fetcher.DNS,
-        access: E.ProofAccess.SERVER,
-        format: E.ProofFormat.JSON,
-        data: {
-          domain: match[1]
-        }
-      }
-    },
-    claim: {
-      format: E.ClaimFormat.URI,
-      relation: E.ClaimRelation.CONTAINS,
-      path: ['records', 'txt']
-    }
-  }
-}
-
-const tests = [
-  {
-    uri: 'dns:domain.org',
-    shouldMatch: true
-  },
-  {
-    uri: 'dns:domain.org?type=TXT',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://domain.org',
-    shouldMatch: false
-  }
-]
-
-exports.reURI = reURI
-exports.processURI = processURI
-exports.tests = tests

src/claimDefinitions/gitea.js

@@ -1,74 +0,0 @@
-/*
-Copyright 2021 Yarmo Mackenbach
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-const E = require('../enums')
-
-const reURI = /^https:\/\/(.*)\/(.*)\/gitea_proof\/?/
-
-const processURI = (uri) => {
-  const match = uri.match(reURI)
-
-  return {
-    serviceprovider: {
-      type: 'web',
-      name: 'gitea'
-    },
-    match: {
-      regularExpression: reURI,
-      isAmbiguous: true
-    },
-    profile: {
-      display: `${match[2]}@${match[1]}`,
-      uri: `https://${match[1]}/${match[2]}`,
-      qr: null
-    },
-    proof: {
-      uri: uri,
-      request: {
-        fetcher: E.Fetcher.HTTP,
-        access: E.ProofAccess.NOCORS,
-        format: E.ProofFormat.JSON,
-        data: {
-          url: `https://${match[1]}/api/v1/repos/${match[2]}/gitea_proof`,
-          format: E.ProofFormat.JSON
-        }
-      }
-    },
-    claim: {
-      format: E.ClaimFormat.URI,
-      relation: E.ClaimRelation.EQUALS,
-      path: ['description']
-    }
-  }
-}
-
-const tests = [
-  {
-    uri: 'https://domain.org/alice/gitea_proof',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://domain.org/alice/gitea_proof/',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://domain.org/alice/other_proof',
-    shouldMatch: false
-  }
-]
-
-exports.reURI = reURI
-exports.processURI = processURI
-exports.tests = tests

src/claimDefinitions/github.js

@@ -1,74 +0,0 @@
-/*
-Copyright 2021 Yarmo Mackenbach
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-const E = require('../enums')
-
-const reURI = /^https:\/\/gist\.github\.com\/(.*)\/(.*)\/?/
-
-const processURI = (uri) => {
-  const match = uri.match(reURI)
-
-  return {
-    serviceprovider: {
-      type: 'web',
-      name: 'github'
-    },
-    match: {
-      regularExpression: reURI,
-      isAmbiguous: false
-    },
-    profile: {
-      display: match[1],
-      uri: `https://github.com/${match[1]}`,
-      qr: null
-    },
-    proof: {
-      uri: uri,
-      request: {
-        fetcher: E.Fetcher.HTTP,
-        access: E.ProofAccess.GENERIC,
-        format: E.ProofFormat.JSON,
-        data: {
-          url: `https://api.github.com/gists/${match[2]}`,
-          format: E.ProofFormat.JSON
-        }
-      }
-    },
-    claim: {
-      format: E.ClaimFormat.URI,
-      relation: E.ClaimRelation.CONTAINS,
-      path: ['files', 'openpgp.md', 'content']
-    }
-  }
-}
-
-const tests = [
-  {
-    uri: 'https://gist.github.com/Alice/123456789',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://gist.github.com/Alice/123456789/',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://domain.org/Alice/123456789',
-    shouldMatch: false
-  }
-]
-
-exports.reURI = reURI
-exports.processURI = processURI
-exports.tests = tests

src/claimDefinitions/hackernews.js

@@ -1,74 +0,0 @@
-/*
-Copyright 2021 Yarmo Mackenbach
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-const E = require('../enums')
-
-const reURI = /^https:\/\/news\.ycombinator\.com\/user\?id=(.*)\/?/
-
-const processURI = (uri) => {
-  const match = uri.match(reURI)
-
-  return {
-    serviceprovider: {
-      type: 'web',
-      name: 'hackernews'
-    },
-    match: {
-      regularExpression: reURI,
-      isAmbiguous: false
-    },
-    profile: {
-      display: match[1],
-      uri: uri,
-      qr: null
-    },
-    proof: {
-      uri: `https://hacker-news.firebaseio.com/v0/user/${match[1]}.json`,
-      request: {
-        fetcher: E.Fetcher.HTTP,
-        access: E.ProofAccess.NOCORS,
-        format: E.ProofFormat.JSON,
-        data: {
-          url: `https://hacker-news.firebaseio.com/v0/user/${match[1]}.json`,
-          format: E.ProofFormat.JSON
-        }
-      }
-    },
-    claim: {
-      format: E.ClaimFormat.URI,
-      relation: E.ClaimRelation.CONTAINS,
-      path: ['about']
-    }
-  }
-}
-
-const tests = [
-  {
-    uri: 'https://news.ycombinator.com/user?id=Alice',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://news.ycombinator.com/user?id=Alice/',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://domain.org/user?id=Alice',
-    shouldMatch: false
-  }
-]
-
-exports.reURI = reURI
-exports.processURI = processURI
-exports.tests = tests

src/claimDefinitions/index.js

@@ -1,63 +0,0 @@
-/*
-Copyright 2021 Yarmo Mackenbach
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-const list = [
-  'dns',
-  'irc',
-  'xmpp',
-  'matrix',
-  'telegram',
-  'twitter',
-  'reddit',
-  'liberapay',
-  'lichess',
-  'hackernews',
-  'lobsters',
-  'devto',
-  'gitea',
-  'gitlab',
-  'github',
-  'mastodon',
-  'pleroma',
-  'discourse',
-  'owncast',
-  'stackexchange'
-]
-
-const data = {
-  dns: require('./dns'),
-  irc: require('./irc'),
-  xmpp: require('./xmpp'),
-  matrix: require('./matrix'),
-  telegram: require('./telegram'),
-  twitter: require('./twitter'),
-  reddit: require('./reddit'),
-  liberapay: require('./liberapay'),
-  lichess: require('./lichess'),
-  hackernews: require('./hackernews'),
-  lobsters: require('./lobsters'),
-  devto: require('./devto'),
-  gitea: require('./gitea'),
-  gitlab: require('./gitlab'),
-  github: require('./github'),
-  mastodon: require('./mastodon'),
-  pleroma: require('./pleroma'),
-  discourse: require('./discourse'),
-  owncast: require('./owncast'),
-  stackexchange: require('./stackexchange')
-}
-
-exports.list = list
-exports.data = data

src/claimDefinitions/irc.js

@@ -1,78 +0,0 @@
-/*
-Copyright 2021 Yarmo Mackenbach
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-const E = require('../enums')
-
-const reURI = /^irc:\/\/(.*)\/([a-zA-Z0-9\-[\]\\`_^{|}]*)/
-
-const processURI = (uri) => {
-  const match = uri.match(reURI)
-
-  return {
-    serviceprovider: {
-      type: 'communication',
-      name: 'irc'
-    },
-    match: {
-      regularExpression: reURI,
-      isAmbiguous: false
-    },
-    profile: {
-      display: `irc://${match[1]}/${match[2]}`,
-      uri: uri,
-      qr: null
-    },
-    proof: {
-      uri: null,
-      request: {
-        fetcher: E.Fetcher.IRC,
-        access: E.ProofAccess.SERVER,
-        format: E.ProofFormat.JSON,
-        data: {
-          domain: match[1],
-          nick: match[2]
-        }
-      }
-    },
-    claim: {
-      format: E.ClaimFormat.URI,
-      relation: E.ClaimRelation.CONTAINS,
-      path: []
-    }
-  }
-}
-
-const tests = [
-  {
-    uri: 'irc://chat.ircserver.org/Alice1',
-    shouldMatch: true
-  },
-  {
-    uri: 'irc://chat.ircserver.org/alice?param=123',
-    shouldMatch: true
-  },
-  {
-    uri: 'irc://chat.ircserver.org/alice_bob',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://chat.ircserver.org/alice',
-    shouldMatch: false
-  }
-]
-
-exports.reURI = reURI
-exports.processURI = processURI
-exports.tests = tests

src/claimDefinitions/liberapay.js

@@ -1,74 +0,0 @@
-/*
-Copyright 2021 Yarmo Mackenbach
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-const E = require('../enums')
-
-const reURI = /^https:\/\/liberapay\.com\/(.*)\/?/
-
-const processURI = (uri) => {
-  const match = uri.match(reURI)
-
-  return {
-    serviceprovider: {
-      type: 'web',
-      name: 'liberapay'
-    },
-    match: {
-      regularExpression: reURI,
-      isAmbiguous: false
-    },
-    profile: {
-      display: match[1],
-      uri: uri,
-      qr: null
-    },
-    proof: {
-      uri: uri,
-      request: {
-        fetcher: E.Fetcher.HTTP,
-        access: E.ProofAccess.GENERIC,
-        format: E.ProofFormat.JSON,
-        data: {
-          url: `https://liberapay.com/${match[1]}/public.json`,
-          format: E.ProofFormat.JSON
-        }
-      }
-    },
-    claim: {
-      format: E.ClaimFormat.URI,
-      relation: E.ClaimRelation.CONTAINS,
-      path: ['statements', 'content']
-    }
-  }
-}
-
-const tests = [
-  {
-    uri: 'https://liberapay.com/alice',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://liberapay.com/alice/',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://domain.org/alice',
-    shouldMatch: false
-  }
-]
-
-exports.reURI = reURI
-exports.processURI = processURI
-exports.tests = tests

src/claimDefinitions/lichess.js

@@ -1,74 +0,0 @@
-/*
-Copyright 2021 Yarmo Mackenbach
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-const E = require('../enums')
-
-const reURI = /^https:\/\/lichess\.org\/@\/(.*)\/?/
-
-const processURI = (uri) => {
-  const match = uri.match(reURI)
-
-  return {
-    serviceprovider: {
-      type: 'web',
-      name: 'lichess'
-    },
-    match: {
-      regularExpression: reURI,
-      isAmbiguous: false
-    },
-    profile: {
-      display: match[1],
-      uri: uri,
-      qr: null
-    },
-    proof: {
-      uri: `https://lichess.org/api/user/${match[1]}`,
-      request: {
-        fetcher: E.Fetcher.HTTP,
-        access: E.ProofAccess.GENERIC,
-        format: E.ProofFormat.JSON,
-        data: {
-          url: `https://lichess.org/api/user/${match[1]}`,
-          format: E.ProofFormat.JSON
-        }
-      }
-    },
-    claim: {
-      format: E.ClaimFormat.FINGERPRINT,
-      relation: E.ClaimRelation.CONTAINS,
-      path: ['profile', 'links']
-    }
-  }
-}
-
-const tests = [
-  {
-    uri: 'https://lichess.org/@/Alice',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://lichess.org/@/Alice/',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://domain.org/@/Alice',
-    shouldMatch: false
-  }
-]
-
-exports.reURI = reURI
-exports.processURI = processURI
-exports.tests = tests

src/claimDefinitions/lobsters.js

@@ -1,74 +0,0 @@
-/*
-Copyright 2021 Yarmo Mackenbach
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-const E = require('../enums')
-
-const reURI = /^https:\/\/lobste\.rs\/u\/(.*)\/?/
-
-const processURI = (uri) => {
-  const match = uri.match(reURI)
-
-  return {
-    serviceprovider: {
-      type: 'web',
-      name: 'lobsters'
-    },
-    match: {
-      regularExpression: reURI,
-      isAmbiguous: false
-    },
-    profile: {
-      display: match[1],
-      uri: uri,
-      qr: null
-    },
-    proof: {
-      uri: `https://lobste.rs/u/${match[1]}.json`,
-      request: {
-        fetcher: E.Fetcher.HTTP,
-        access: E.ProofAccess.NOCORS,
-        format: E.ProofFormat.JSON,
-        data: {
-          url: `https://lobste.rs/u/${match[1]}.json`,
-          format: E.ProofFormat.JSON
-        }
-      }
-    },
-    claim: {
-      format: E.ClaimFormat.URI,
-      relation: E.ClaimRelation.CONTAINS,
-      path: ['about']
-    }
-  }
-}
-
-const tests = [
-  {
-    uri: 'https://lobste.rs/u/Alice',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://lobste.rs/u/Alice/',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://domain.org/u/Alice',
-    shouldMatch: false
-  }
-]
-
-exports.reURI = reURI
-exports.processURI = processURI
-exports.tests = tests

src/claimDefinitions/mastodon.js

@@ -1,74 +0,0 @@
-/*
-Copyright 2021 Yarmo Mackenbach
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-const E = require('../enums')
-
-const reURI = /^https:\/\/(.*)\/@(.*)\/?/
-
-const processURI = (uri) => {
-  const match = uri.match(reURI)
-
-  return {
-    serviceprovider: {
-      type: 'web',
-      name: 'mastodon'
-    },
-    match: {
-      regularExpression: reURI,
-      isAmbiguous: true
-    },
-    profile: {
-      display: `@${match[2]}@${match[1]}`,
-      uri: uri,
-      qr: null
-    },
-    proof: {
-      uri: uri,
-      request: {
-        fetcher: E.Fetcher.HTTP,
-        access: E.ProofAccess.GENERIC,
-        format: E.ProofFormat.JSON,
-        data: {
-          url: uri,
-          format: E.ProofFormat.JSON
-        }
-      }
-    },
-    claim: {
-      format: E.ClaimFormat.FINGERPRINT,
-      relation: E.ClaimRelation.CONTAINS,
-      path: ['attachment', 'value']
-    }
-  }
-}
-
-const tests = [
-  {
-    uri: 'https://domain.org/@alice',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://domain.org/@alice/',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://domain.org/alice',
-    shouldMatch: false
-  }
-]
-
-exports.reURI = reURI
-exports.processURI = processURI
-exports.tests = tests

src/claimDefinitions/matrix.js

@@ -1,93 +0,0 @@
-/*
-Copyright 2021 Yarmo Mackenbach
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-const E = require('../enums')
-const queryString = require('query-string')
-
-const reURI = /^matrix:u\/(?:@)?([^@:]*:[^?]*)(\?.*)?/
-
-const processURI = (uri) => {
-  const match = uri.match(reURI)
-
-  if (!match[2]) {
-    return null
-  }
-
-  const params = queryString.parse(match[2])
-
-  if (!('org.keyoxide.e' in params && 'org.keyoxide.r' in params)) {
-    return null
-  }
-
-  const profileUrl = `https://matrix.to/#/@${match[1]}`
-  const eventUrl = `https://matrix.to/#/${params['org.keyoxide.r']}/${params['org.keyoxide.e']}`
-
-  return {
-    serviceprovider: {
-      type: 'communication',
-      name: 'matrix'
-    },
-    match: {
-      regularExpression: reURI,
-      isAmbiguous: false
-    },
-    profile: {
-      display: `@${match[1]}`,
-      uri: profileUrl,
-      qr: null
-    },
-    proof: {
-      uri: eventUrl,
-      request: {
-        fetcher: E.Fetcher.MATRIX,
-        access: E.ProofAccess.GRANTED,
-        format: E.ProofFormat.JSON,
-        data: {
-          eventId: params['org.keyoxide.e'],
-          roomId: params['org.keyoxide.r']
-        }
-      }
-    },
-    claim: {
-      format: E.ClaimFormat.URI,
-      relation: E.ClaimRelation.CONTAINS,
-      path: ['content', 'body']
-    }
-  }
-}
-
-const tests = [
-  {
-    uri:
-      'matrix:u/alice:matrix.domain.org?org.keyoxide.r=!123:domain.org&org.keyoxide.e=$123',
-    shouldMatch: true
-  },
-  {
-    uri: 'matrix:u/alice:matrix.domain.org',
-    shouldMatch: true
-  },
-  {
-    uri: 'xmpp:alice@domain.org',
-    shouldMatch: false
-  },
-  {
-    uri: 'https://domain.org/@alice',
-    shouldMatch: false
-  }
-]
-
-exports.reURI = reURI
-exports.processURI = processURI
-exports.tests = tests

src/claimDefinitions/owncast.js

@@ -1,78 +0,0 @@
-/*
-Copyright 2021 Yarmo Mackenbach
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-const E = require('../enums')
-
-const reURI = /^https:\/\/(.*)/
-
-const processURI = (uri) => {
-  const match = uri.match(reURI)
-
-  return {
-    serviceprovider: {
-      type: 'web',
-      name: 'owncast'
-    },
-    match: {
-      regularExpression: reURI,
-      isAmbiguous: true
-    },
-    profile: {
-      display: match[1],
-      uri: uri,
-      qr: null
-    },
-    proof: {
-      uri: `${uri}/api/config`,
-      request: {
-        fetcher: E.Fetcher.HTTP,
-        access: E.ProofAccess.GENERIC,
-        format: E.ProofFormat.JSON,
-        data: {
-          url: `${uri}/api/config`,
-          format: E.ProofFormat.JSON
-        }
-      }
-    },
-    claim: {
-      format: E.ClaimFormat.FINGERPRINT,
-      relation: E.ClaimRelation.CONTAINS,
-      path: ['socialHandles', 'url']
-    }
-  }
-}
-
-const tests = [
-  {
-    uri: 'https://live.domain.org',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://live.domain.org/',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://domain.org/live',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://domain.org/live/',
-    shouldMatch: true
-  }
-]
-
-exports.reURI = reURI
-exports.processURI = processURI
-exports.tests = tests

src/claimDefinitions/pleroma.js

@@ -1,74 +0,0 @@
-/*
-Copyright 2021 Yarmo Mackenbach
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-const E = require('../enums')
-
-const reURI = /^https:\/\/(.*)\/users\/(.*)\/?/
-
-const processURI = (uri) => {
-  const match = uri.match(reURI)
-
-  return {
-    serviceprovider: {
-      type: 'web',
-      name: 'pleroma'
-    },
-    match: {
-      regularExpression: reURI,
-      isAmbiguous: true
-    },
-    profile: {
-      display: `@${match[2]}@${match[1]}`,
-      uri: uri,
-      qr: null
-    },
-    proof: {
-      uri: uri,
-      request: {
-        fetcher: E.Fetcher.HTTP,
-        access: E.ProofAccess.GENERIC,
-        format: E.ProofFormat.JSON,
-        data: {
-          url: uri,
-          format: E.ProofFormat.JSON
-        }
-      }
-    },
-    claim: {
-      format: E.ClaimFormat.FINGERPRINT,
-      relation: E.ClaimRelation.CONTAINS,
-      path: ['summary']
-    }
-  }
-}
-
-const tests = [
-  {
-    uri: 'https://domain.org/users/alice',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://domain.org/users/alice/',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://domain.org/alice',
-    shouldMatch: false
-  }
-]
-
-exports.reURI = reURI
-exports.processURI = processURI
-exports.tests = tests

src/claimDefinitions/twitter.js

@@ -1,73 +0,0 @@
-/*
-Copyright 2021 Yarmo Mackenbach
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-const E = require('../enums')
-
-const reURI = /^https:\/\/twitter\.com\/(.*)\/status\/([0-9]*)(?:\?.*)?/
-
-const processURI = (uri) => {
-  const match = uri.match(reURI)
-
-  return {
-    serviceprovider: {
-      type: 'web',
-      name: 'twitter'
-    },
-    match: {
-      regularExpression: reURI,
-      isAmbiguous: false
-    },
-    profile: {
-      display: `@${match[1]}`,
-      uri: `https://twitter.com/${match[1]}`,
-      qr: null
-    },
-    proof: {
-      uri: uri,
-      request: {
-        fetcher: E.Fetcher.TWITTER,
-        access: E.ProofAccess.GRANTED,
-        format: E.ProofFormat.TEXT,
-        data: {
-          tweetId: match[2]
-        }
-      }
-    },
-    claim: {
-      format: E.ClaimFormat.URI,
-      relation: E.ClaimRelation.CONTAINS,
-      path: []
-    }
-  }
-}
-
-const tests = [
-  {
-    uri: 'https://twitter.com/alice/status/1234567890123456789',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://twitter.com/alice/status/1234567890123456789/',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://domain.org/alice/status/1234567890123456789',
-    shouldMatch: false
-  }
-]
-
-exports.reURI = reURI
-exports.processURI = processURI
-exports.tests = tests

src/claimDefinitions/xmpp.js

@@ -1,74 +0,0 @@
-/*
-Copyright 2021 Yarmo Mackenbach
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-const E = require('../enums')
-
-const reURI = /^xmpp:([a-zA-Z0-9.\-_]*)@([a-zA-Z0-9.\-_]*)(?:\?(.*))?/
-
-const processURI = (uri) => {
-  const match = uri.match(reURI)
-
-  return {
-    serviceprovider: {
-      type: 'communication',
-      name: 'xmpp'
-    },
-    match: {
-      regularExpression: reURI,
-      isAmbiguous: false
-    },
-    profile: {
-      display: `${match[1]}@${match[2]}`,
-      uri: uri,
-      qr: uri
-    },
-    proof: {
-      uri: null,
-      request: {
-        fetcher: E.Fetcher.XMPP,
-        access: E.ProofAccess.SERVER,
-        format: E.ProofFormat.TEXT,
-        data: {
-          id: `${match[1]}@${match[2]}`,
-          field: 'note'
-        }
-      }
-    },
-    claim: {
-      format: E.ClaimFormat.URI,
-      relation: E.ClaimRelation.CONTAINS,
-      path: []
-    }
-  }
-}
-
-const tests = [
-  {
-    uri: 'xmpp:alice@domain.org',
-    shouldMatch: true
-  },
-  {
-    uri: 'xmpp:alice@domain.org?omemo-sid-123456789=A1B2C3D4E5F6G7H8I9',
-    shouldMatch: true
-  },
-  {
-    uri: 'https://domain.org',
-    shouldMatch: false
-  }
-]
-
-exports.reURI = reURI
-exports.processURI = processURI
-exports.tests = tests

src/constants.js

@@ -0,0 +1,25 @@
+/*
+Copyright 2023 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+/**
+ * Contains constant values
+ * @module constants
+ */
+
+/**
+ * doip.js library version
+ * @constant {string}
+ */
+export const version = '1.2.9+myriaiton.1'

src/defaults.js

@@ -13,7 +13,7 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */
-const E = require('./enums')
+import { ProxyPolicy } from './enums.js'
 
 /**
  * Contains default values
@@ -21,46 +21,34 @@ const E = require('./enums')
  */
 
 /**
- * The default options used throughout the library
+ * The default claim verification config used throughout the library
- * @constant {object}
+ * @type {import('./types').VerificationConfig}
- * @property {object} proxy                           - Options related to the proxy
- * @property {string|null} proxy.hostname             - The hostname of the proxy
- * @property {string} proxy.policy                    - The policy that defines when to use a proxy ({@link module:enums~ProxyPolicy|here})
- * @property {object} claims                          - Options related to claim verification
- * @property {object} claims.irc                      - Options related to the verification of IRC claims
- * @property {string|null} claims.irc.nick            - The nick that the library uses to connect to the IRC server
- * @property {object} claims.matrix                   - Options related to the verification of Matrix claims
- * @property {string|null} claims.matrix.instance     - The server hostname on which the library can log in
- * @property {string|null} claims.matrix.accessToken  - The access token required to identify the library ({@link https://www.matrix.org/docs/guides/client-server-api|Matrix docs})
- * @property {object} claims.xmpp                     - Options related to the verification of XMPP claims
- * @property {string|null} claims.xmpp.service        - The server hostname on which the library can log in
- * @property {string|null} claims.xmpp.username       - The username used to log in
- * @property {string|null} claims.xmpp.password       - The password used to log in
- * @property {object} claims.twitter                  - Options related to the verification of Twitter claims
- * @property {string|null} claims.twitter.bearerToken - The Twitter API's bearer token ({@link https://developer.twitter.com/en/docs/authentication/oauth-2-0/bearer-tokens|Twitter docs})
  */
-const opts = {
+export const opts = {
   proxy: {
     hostname: null,
-    policy: E.ProxyPolicy.NEVER
+    policy: ProxyPolicy.NEVER
   },
   claims: {
+    activitypub: {
+      url: null,
+      privateKey: null
+    },
     irc: {
-      nick: null
+      nick: null,
+      sasl: []
     },
     matrix: {
       instance: null,
       accessToken: null
     },
+    telegram: {
+      token: null
+    },
     xmpp: {
       service: null,
       username: null,
       password: null
-    },
-    twitter: {
-      bearerToken: null
     }
   }
 }
-
-exports.opts = opts

src/enums.js

@@ -23,7 +23,7 @@ limitations under the License.
  * @readonly
  * @enum {string}
  */
-const ProxyPolicy = {
+export const ProxyPolicy = {
   /** Proxy usage decision depends on environment and service provider */
   ADAPTIVE: 'adaptive',
   /** Always use a proxy */
@@ -31,108 +31,183 @@ const ProxyPolicy = {
   /** Never use a proxy, skip a verification if a proxy is inevitable */
   NEVER: 'never'
 }
-Object.freeze(ProxyPolicy)
 
 /**
  * Methods for fetching proofs
  * @readonly
  * @enum {string}
  */
-const Fetcher = {
+export const Fetcher = {
-  /** Basic HTTP requests */
+  /** HTTP requests to ActivityPub */
-  HTTP: 'http',
+  ACTIVITYPUB: 'activitypub',
+  /** ASPE HTTP requests */
+  ASPE: 'aspe',
   /** DNS module from Node.js */
   DNS: 'dns',
+  /** GraphQL over HTTP requests */
+  GRAPHQL: 'graphql',
+  /** Basic HTTP requests */
+  HTTP: 'http',
   /** IRC module from Node.js */
   IRC: 'irc',
-  /** XMPP module from Node.js */
-  XMPP: 'xmpp',
   /** HTTP request to Matrix API */
   MATRIX: 'matrix',
+  /** HKP and WKS request for OpenPGP */
+  OPENPGP: 'openpgp',
   /** HTTP request to Telegram API */
   TELEGRAM: 'telegram',
-  /** HTTP request to Twitter API */
+  /** XMPP module from Node.js */
-  TWITTER: 'twitter'
+  XMPP: 'xmpp'
+}
+
+/**
+ * Entity encoding format
+ * @readonly
+ * @enum {string}
+ */
+export const EntityEncodingFormat = {
+  /** No special formatting */
+  PLAIN: 'plain',
+  /** HTML encoded entities */
+  HTML: 'html',
+  /** XML encoded entities */
+  XML: 'xml'
 }
-Object.freeze(Fetcher)
 
 /**
  * Levels of access restriction for proof fetching
  * @readonly
- * @enum {number}
+ * @enum {string}
  */
-const ProofAccess = {
+export const ProofAccessRestriction = {
   /** Any HTTP request will work */
-  GENERIC: 0,
+  NONE: 'none',
   /** CORS requests are denied */
-  NOCORS: 1,
+  NOCORS: 'nocors',
   /** HTTP requests must contain API or access tokens */
-  GRANTED: 2,
+  GRANTED: 'granted',
   /** Not accessible by HTTP request, needs server software */
-  SERVER: 3
+  SERVER: 'server'
 }
-Object.freeze(ProofAccess)
 
 /**
  * Format of proof
  * @readonly
  * @enum {string}
  */
-const ProofFormat = {
+export const ProofFormat = {
   /** JSON format */
   JSON: 'json',
   /** Plaintext format */
   TEXT: 'text'
 }
-Object.freeze(ProofFormat)
 
 /**
  * Format of claim
  * @readonly
- * @enum {number}
+ * @enum {string}
  */
-const ClaimFormat = {
+export const ClaimFormat = {
   /** `openpgp4fpr:123123123` */
-  URI: 0,
+  URI: 'uri',
   /** `123123123` */
-  FINGERPRINT: 1
+  FINGERPRINT: 'fingerprint'
 }
-Object.freeze(ClaimFormat)
 
 /**
- * How to find the claim inside the proof's JSON data
+ * How to find the proof inside the fetched data
  * @readonly
- * @enum {number}
+ * @enum {string}
  */
-const ClaimRelation = {
+export const ClaimRelation = {
   /** Claim is somewhere in the JSON field's textual content */
-  CONTAINS: 0,
+  CONTAINS: 'contains',
   /** Claim is equal to the JSON field's textual content */
-  EQUALS: 1,
+  EQUALS: 'equals',
   /** Claim is equal to an element of the JSON field's array of strings */
-  ONEOF: 2
+  ONEOF: 'oneof'
 }
-Object.freeze(ClaimRelation)
 
 /**
  * Status of the Claim instance
  * @readonly
+ * @enum {number}
+ */
+export const ClaimStatus = {
+  /** Claim has been initialized */
+  INIT: 100,
+  /** Claim has matched its URI to candidate claim definitions */
+  MATCHED: 101,
+  /** Claim was successfully verified */
+  VERIFIED: 200,
+  /** Claim was successfully verified using proxied data */
+  VERIFIED_VIA_PROXY: 201,
+  /** Unknown matching error */
+  MATCHING_ERROR: 300,
+  /** No matched service providers */
+  NO_MATCHES: 301,
+  /** Unknown matching error */
+  VERIFICATION_ERROR: 400,
+  /** No proof found in data returned by service providers */
+  NO_PROOF_FOUND: 401
+}
+
+/**
+ * Profile type
+ * @readonly
  * @enum {string}
  */
-const ClaimStatus = {
+export const ProfileType = {
-  /** Claim has been initialized */
+  /** ASP profile */
-  INIT: 'init',
+  ASP: 'asp',
-  /** Claim has matched its URI to candidate claim definitions */
+  /** OpenPGP profile */
-  MATCHED: 'matched',
+  OPENPGP: 'openpgp'
-  /** Claim has verified one or multiple candidate claim definitions */
-  VERIFIED: 'verified'
 }
-Object.freeze(ClaimStatus)
 
-exports.ProxyPolicy = ProxyPolicy
+/**
-exports.Fetcher = Fetcher
+ * Public key type
-exports.ProofAccess = ProofAccess
+ * @readonly
-exports.ProofFormat = ProofFormat
+ * @enum {string}
-exports.ClaimFormat = ClaimFormat
+ */
-exports.ClaimRelation = ClaimRelation
+export const PublicKeyType = {
-exports.ClaimStatus = ClaimStatus
+  EDDSA: 'eddsa',
+  ES256: 'es256',
+  OPENPGP: 'openpgp',
+  UNKNOWN: 'unknown',
+  NONE: 'none'
+}
+
+/**
+ * Public key format
+ * @readonly
+ * @enum {string}
+ */
+export const PublicKeyEncoding = {
+  PEM: 'pem',
+  JWK: 'jwk',
+  ARMORED_PGP: 'armored_pgp',
+  NONE: 'none'
+}
+
+/**
+ * Method to fetch the public key
+ * @readonly
+ * @enum {string}
+ */
+export const PublicKeyFetchMethod = {
+  ASPE: 'aspe',
+  HKP: 'hkp',
+  WKD: 'wkd',
+  HTTP: 'http',
+  NONE: 'none'
+}
+
+/**
+ * Protocol to query OpenPGP public keys
+ * @readonly
+ * @enum {string}
+ */
+export const OpenPgpQueryProtocol = {
+  HKP: 'hkp',
+  WKD: 'wkd'
+}

src/fetcher/activitypub.js

@@ -0,0 +1,104 @@
+/*
+Copyright 2022 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+/**
+ * Fetch proofs using ActivityPub HTTP requests
+ * @module fetcher/activitypub
+ * @example
+ * import { fetcher } from 'doipjs';
+ * const data = await fetcher.activitypub.fn({ url: 'https://domain.example/@alice' });
+ */
+
+import axios from 'axios'
+import isURL from 'validator/lib/isURL.js'
+import { isNode } from 'browser-or-node'
+import crypto from 'crypto'
+import { version } from '../constants.js'
+
+/**
+ * Default timeout after which the fetch is aborted
+ * @constant
+ * @type {number}
+ * @default 5000
+ */
+export const timeout = 5000
+
+/**
+ * Execute a fetch request
+ * @function
+ * @param {object} data - Data used in the request
+ * @param {string} data.url - The URL of the account to verify
+ * @param {number} [data.fetcherTimeout] - Optional timeout for the fetcher
+ * @param {import('../types').VerificationConfig} [opts] - Options used to enable the request
+ * @returns {Promise<object>} The fetched ActivityPub object
+ */
+export async function fn (data, opts) {
+  let timeoutHandle
+  const timeoutPromise = new Promise((resolve, reject) => {
+    timeoutHandle = setTimeout(
+      () => reject(new Error('Request was timed out')),
+      data.fetcherTimeout ? data.fetcherTimeout : timeout
+    )
+  })
+
+  const fetchPromise = new Promise((resolve, reject) => {
+    (async () => {
+      let isConfigured = false
+      try {
+        isURL(opts.claims.activitypub.url)
+        isConfigured = true
+      } catch (_) {}
+
+      const now = new Date()
+      const { host, pathname, search } = new URL(data.url)
+
+      const headers = {
+        host,
+        date: now.toUTCString(),
+        accept: 'application/activity+json',
+        // @ts-ignore
+        'User-Agent': `doipjs/${version}`
+      }
+
+      if (isConfigured && isNode) {
+        // Generate the signature
+        const signedString = `(request-target): get ${pathname}${search}\nhost: ${host}\ndate: ${now.toUTCString()}`
+        const sign = crypto.createSign('SHA256')
+        sign.write(signedString)
+        sign.end()
+        const signatureSig = sign.sign(opts.claims.activitypub.privateKey.replace(/\\n/g, '\n'), 'base64')
+        headers.signature = `keyId="${opts.claims.activitypub.url}#main-key",headers="(request-target) host date",signature="${signatureSig}",algorithm="rsa-sha256"`
+      }
+
+      axios.get(data.url,
+        {
+          headers
+        })
+        .then(res => {
+          return res.data
+        })
+        .then(res => {
+          resolve(res)
+        })
+        .catch(error => {
+          reject(error)
+        })
+    })()
+  })
+
+  return Promise.race([fetchPromise, timeoutPromise]).finally(() => {
+    clearTimeout(timeoutHandle)
+  })
+}

src/fetcher/aspe.js

@@ -0,0 +1,90 @@
+/*
+Copyright 2024 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+/**
+ * Fetch proofs from Profile obtained through ASPE
+ * @module fetcher/aspe
+ * @example
+ * import { fetcher } from 'doipjs';
+ * const data = await fetcher.aspe.fn({ aspeUri: 'aspe:domain.example:abc123def456' });
+ */
+import axios from 'axios'
+import isFQDN from 'validator/lib/isFQDN.js'
+import { version } from '../constants.js'
+import { parseProfileJws } from '../asp.js'
+
+/**
+ * Default timeout after which the fetch is aborted
+ * @constant
+ * @type {number}
+ * @default 5000
+ */
+export const timeout = 5000
+
+const reURI = /^aspe:([a-zA-Z0-9.\-_]*):([a-zA-Z0-9]*)/
+
+/**
+ * Execute a fetch request
+ * @function
+ * @param {object} data - Data used in the request
+ * @param {string} data.aspeUri - ASPE URI of the targeted profile
+ * @param {number} [data.fetcherTimeout] - Optional timeout for the fetcher
+ * @param {import('../types').VerificationConfig} [opts] - Options used to enable the request
+ * @returns {Promise<object>} The fetched claims from an ASP profile
+ */
+export async function fn (data, opts) {
+  let timeoutHandle
+  const timeoutPromise = new Promise((resolve, reject) => {
+    timeoutHandle = setTimeout(
+      () => reject(new Error('Request was timed out')),
+      data.fetcherTimeout ? data.fetcherTimeout : timeout
+    )
+  })
+
+  const fetchPromise = new Promise((resolve, reject) => {
+    const match = data.aspeUri.match(reURI)
+
+    if (!data.aspeUri || !reURI.test(data.aspeUri) || !isFQDN(match[1])) {
+      reject(new Error('No valid ASPE URI provided'))
+      return
+    }
+
+    const url = `https://${match[1]}/.well-known/aspe/id/${match[2].toUpperCase()}`
+
+    axios.get(url, {
+      headers: {
+        Accept: 'application/asp+jwt',
+        'User-Agent': `doipjs/${version}`
+      },
+      validateStatus: (status) => status >= 200 && status < 400
+    })
+      .then(async res => await parseProfileJws(res.data, data.aspeUri))
+      .then(profile =>
+        profile.personas.flatMap(p => { return p.claims.map(c => c._uri) })
+      )
+      .then(res => {
+        resolve({
+          claims: res
+        })
+      })
+      .catch(e => {
+        reject(e)
+      })
+  })
+
+  return Promise.race([fetchPromise, timeoutPromise]).finally(() => {
+    clearTimeout(timeoutHandle)
+  })
+}

src/fetcher/dns.js

@@ -13,59 +13,64 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */
-const jsEnv = require('browser-or-node')
-
 /**
+ * Fetch proofs using DNS TXT records
  * @module fetcher/dns
+ * @example
+ * import { fetcher } from 'doipjs';
+ * const data = await fetcher.dns.fn({ domain: 'domain.example' });
  */
 
+import { isBrowser } from 'browser-or-node'
+import dns from 'dns'
+
 /**
- * The request's timeout value in milliseconds
+ * Default timeout after which the fetch is aborted
- * @constant {number} timeout
+ * @constant
+ * @type {number}
+ * @default 5000
  */
-module.exports.timeout = 5000
+export const timeout = 5000
 
-if (jsEnv.isNode) {
+/**
-  const dns = require('dns')
+ * Execute a fetch request
+ * @function
+ * @param {object} data - Data used in the request
+ * @param {string} data.domain - The targeted domain
+ * @param {number} [data.fetcherTimeout] - Optional timeout for the fetcher
+ * @param {import('../types').VerificationConfig} [opts] - Options used to enable the request
+ * @returns {Promise<object>} The fetched DNS records
+ */
+export async function fn (data, opts) {
+  if (isBrowser) {
+    return null
+  }
 
-  /**
+  let timeoutHandle
-   * Execute a fetch request
+  const timeoutPromise = new Promise((resolve, reject) => {
-   * @function
+    timeoutHandle = setTimeout(
-   * @async
+      () => reject(new Error('Request was timed out')),
-   * @param {object} data         - Data used in the request
+      data.fetcherTimeout ? data.fetcherTimeout : timeout
-   * @param {string} data.domain  - The targeted domain
+    )
-   * @returns {object}
+  })
-   */
-  module.exports.fn = async (data, opts) => {
-    let timeoutHandle
-    const timeoutPromise = new Promise((resolve, reject) => {
-      timeoutHandle = setTimeout(
-        () => reject(new Error('Request was timed out')),
-        data.fetcherTimeout ? data.fetcherTimeout : module.exports.timeout
-      )
-    })
 
-    const fetchPromise = new Promise((resolve, reject) => {
+  const fetchPromise = new Promise((resolve, reject) => {
-      dns.resolveTxt(data.domain, (err, records) => {
+    dns.resolveTxt(data.domain, (err, records) => {
-        if (err) {
+      if (err) {
-          reject(err)
+        reject(err)
-          return
+        return
+      }
+
+      resolve({
+        domain: data.domain,
+        records: {
+          txt: records
         }
-
-        resolve({
-          domain: data.domain,
-          records: {
-            txt: records
-          }
-        })
       })
     })
+  })
 
-    return Promise.race([fetchPromise, timeoutPromise]).then((result) => {
+  return Promise.race([fetchPromise, timeoutPromise]).finally(() => {
-      clearTimeout(timeoutHandle)
+    clearTimeout(timeoutHandle)
-      return result
+  })
-    })
-  }
-} else {
-  module.exports.fn = null
 }

src/fetcher/graphql.js

@@ -0,0 +1,88 @@
+/*
+Copyright 2023 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+/**
+ * Fetch proofs using GraphQL queries
+ * @module fetcher/graphql
+ * @example
+ * import { fetcher } from 'doipjs';
+ * const data = await fetcher.graphql.fn({ url: 'https://domain.example/graphql/v2', query: '{ "query": "..." }' });
+ */
+
+import axios from 'axios'
+import { version } from '../constants.js'
+
+/**
+ * Default timeout after which the fetch is aborted
+ * @constant
+ * @type {number}
+ * @default 5000
+ */
+export const timeout = 5000
+
+/**
+ * Execute a GraphQL query via HTTP request
+ * @function
+ * @param {object} data - Data used in the request
+ * @param {string} data.url - The URL pointing at the GraphQL HTTP endpoint
+ * @param {string} data.query - The GraphQL query to fetch the data containing the proof
+ * @param {number} [data.fetcherTimeout] - Optional timeout for the fetcher
+ * @param {import('../types').VerificationConfig} [opts] - Options used to enable the request
+ * @returns {Promise<object>} The fetched GraphQL object
+ */
+export async function fn (data, opts) {
+  let timeoutHandle
+  const timeoutPromise = new Promise((resolve, reject) => {
+    timeoutHandle = setTimeout(
+      () => reject(new Error('Request was timed out')),
+      data.fetcherTimeout ? data.fetcherTimeout : timeout
+    )
+  })
+
+  const fetchPromise = new Promise((resolve, reject) => {
+    if (!data.url) {
+      reject(new Error('No valid URI provided'))
+      return
+    }
+
+    let jsonData
+    try {
+      jsonData = JSON.parse(data.query)
+    } catch (error) {
+      reject(new Error('Invalid GraphQL query object'))
+    }
+
+    axios.post(data.url, jsonData, {
+      headers: {
+        'Content-Type': 'application/json',
+        // @ts-ignore
+        'User-Agent': `doipjs/${version}`
+      },
+      validateStatus: function (status) {
+        return status >= 200 && status < 400
+      }
+    })
+      .then(res => {
+        resolve(res.data)
+      })
+      .catch(e => {
+        reject(e)
+      })
+  })
+
+  return Promise.race([fetchPromise, timeoutPromise]).finally(() => {
+    clearTimeout(timeoutHandle)
+  })
+}

src/fetcher/http.js

@@ -13,34 +13,42 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */
-const axios = require('axios')
-const E = require('../enums')
-
 /**
+ * Fetch proofs using HTTP requests
  * @module fetcher/http
+ * @example
+ * import { fetcher } from 'doipjs';
+ * const data = await fetcher.http.fn({ url: 'https://domain.example/data.json', format: 'json' });
  */
 
+import axios from 'axios'
+import { ProofFormat } from '../enums.js'
+import { version } from '../constants.js'
+
 /**
- * The request's timeout value in milliseconds
+ * Default timeout after which the fetch is aborted
- * @constant {number} timeout
+ * @constant
+ * @type {number}
+ * @default 5000
  */
-module.exports.timeout = 5000
+export const timeout = 5000
 
 /**
  * Execute a fetch request
  * @function
- * @async
+ * @param {object} data - Data used in the request
- * @param {object} data         - Data used in the request
+ * @param {string} data.url - The URL pointing at targeted content
- * @param {string} data.url     - The URL pointing at targeted content
+ * @param {string} data.format - The format of the targeted content
- * @param {string} data.format  - The format of the targeted content
+ * @param {number} [data.fetcherTimeout] - Optional timeout for the fetcher
- * @returns {object|string}
+ * @param {import('../types').VerificationConfig} [opts] - Options used to enable the request
+ * @returns {Promise<object|string>} The fetched JSON object or text
  */
-module.exports.fn = async (data, opts) => {
+export async function fn (data, opts) {
   let timeoutHandle
   const timeoutPromise = new Promise((resolve, reject) => {
     timeoutHandle = setTimeout(
       () => reject(new Error('Request was timed out')),
-      data.fetcherTimeout ? data.fetcherTimeout : module.exports.timeout
+      data.fetcherTimeout ? data.fetcherTimeout : timeout
     )
   })
 
@@ -51,11 +59,12 @@ module.exports.fn = async (data, opts) => {
     }
 
     switch (data.format) {
-      case E.ProofFormat.JSON:
+      case ProofFormat.JSON:
         axios.get(data.url, {
           headers: {
             Accept: 'application/json',
-            'User-Agent': `doipjs/${require('../../package.json').version}`
+            // @ts-ignore
+            'User-Agent': `doipjs/${version}`
           },
           validateStatus: function (status) {
             return status >= 200 && status < 400
@@ -68,7 +77,7 @@ module.exports.fn = async (data, opts) => {
             reject(e)
           })
         break
-      case E.ProofFormat.TEXT:
+      case ProofFormat.TEXT:
         axios.get(data.url, {
           validateStatus: function (status) {
             return status >= 200 && status < 400
@@ -88,8 +97,7 @@ module.exports.fn = async (data, opts) => {
     }
   })
 
-  return Promise.race([fetchPromise, timeoutPromise]).then((result) => {
+  return Promise.race([fetchPromise, timeoutPromise]).finally(() => {
     clearTimeout(timeoutHandle)
-    return result
   })
 }

src/fetcher/index.js

@@ -13,11 +13,13 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */
-
+export * as activitypub from './activitypub.js'
-exports.dns = require('./dns')
+export * as aspe from './aspe.js'
-exports.http = require('./http')
+export * as dns from './dns.js'
-exports.irc = require('./irc')
+export * as graphql from './graphql.js'
-exports.matrix = require('./matrix')
+export * as http from './http.js'
-exports.telegram = require('./telegram')
+export * as irc from './irc.js'
-exports.twitter = require('./twitter')
+export * as matrix from './matrix.js'
-exports.xmpp = require('./xmpp')
+export * as openpgp from './openpgp.js'
+export * as telegram from './telegram.js'
+export * as xmpp from './xmpp.js'

src/fetcher/index.minimal.js

@@ -0,0 +1,22 @@
+/*
+Copyright 2021 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+export * as activitypub from './activitypub.js'
+export * as aspe from './aspe.js'
+export * as graphql from './graphql.js'
+export * as http from './http.js'
+export * as matrix from './matrix.js'
+export * as openpgp from './openpgp.js'
+export * as telegram from './telegram.js'

src/fetcher/irc.js

@@ -13,84 +13,97 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */
-const jsEnv = require('browser-or-node')
-
 /**
+ * Fetch proofs using IRC
  * @module fetcher/irc
+ * @example
+ * import { fetcher } from 'doipjs';
+ * const data = await fetcher.irc.fn({ nick: 'alice', domain: 'domain.example' });
  */
 
+import irc from 'irc-upd'
+import isAscii from 'validator/lib/isAscii.js'
+
 /**
- * The request's timeout value in milliseconds
+ * Default timeout after which the fetch is aborted
- * @constant {number} timeout
+ * @constant
+ * @type {number}
+ * @default 20000
  */
-module.exports.timeout = 20000
+export const timeout = 20000
 
-if (jsEnv.isNode) {
+/**
-  const irc = require('irc-upd')
+ * Execute a fetch request
-  const validator = require('validator')
+ * @function
+ * @param {object} data - Data used in the request
+ * @param {string} data.nick - The nick of the targeted account
+ * @param {string} data.domain - The domain on which the targeted account is registered
+ * @param {number} [data.fetcherTimeout] - Optional timeout for the fetcher
+ * @param {import('../types').VerificationConfig} [opts] - Options used to enable the request
+ * @returns {Promise<Array<string>>} The fetched proofs from an IRC account
+ */
+export async function fn (data, opts) {
+  let timeoutHandle
+  const timeoutPromise = new Promise((resolve, reject) => {
+    timeoutHandle = setTimeout(
+      () => reject(new Error('Request was timed out')),
+      data.fetcherTimeout ? data.fetcherTimeout : timeout
+    )
+  })
 
-  /**
+  const fetchPromise = new Promise((resolve, reject) => {
-   * Execute a fetch request
+    try {
-   * @function
+      isAscii(opts.claims.irc.nick)
-   * @async
+    } catch (err) {
-   * @param {object} data                 - Data used in the request
+      throw new Error(`IRC fetcher was not set up properly (${err.message})`)
-   * @param {string} data.nick            - The nick of the targeted account
+    }
-   * @param {string} data.domain          - The domain on which the targeted account is registered
-   * @param {object} opts                 - Options used to enable the request
-   * @param {string} opts.claims.irc.nick - The nick to be used by the library to log in
-   * @returns {object}
-   */
-  module.exports.fn = async (data, opts) => {
-    let timeoutHandle
-    const timeoutPromise = new Promise((resolve, reject) => {
-      timeoutHandle = setTimeout(
-        () => reject(new Error('Request was timed out')),
-        data.fetcherTimeout ? data.fetcherTimeout : module.exports.timeout
-      )
-    })
 
-    const fetchPromise = new Promise((resolve, reject) => {
+    try {
-      try {
+      // Add sasl-related config if the server matches
-        validator.isAscii(opts.claims.irc.nick)
+      const matchedSaslConfig = opts.claims.irc.sasl.find(saslConfig => data.domain.match(new RegExp(saslConfig.domainRegex)) !== null)
-      } catch (err) {
+      const saslOptions = matchedSaslConfig
-        throw new Error(`IRC fetcher was not set up properly (${err.message})`)
+        ? {
-      }
+            sasl: true,
-
+            userName: matchedSaslConfig.username,
-      try {
+            password: matchedSaslConfig.password
-        const client = new irc.Client(data.domain, opts.claims.irc.nick, {
-          port: 6697,
-          secure: true,
-          channels: [],
-          showErrors: false,
-          debug: false
-        })
-        const reKey = /[a-zA-Z0-9\-_]+\s+:\s(openpgp4fpr:.*)/
-        const reEnd = /End\sof\s.*\staxonomy./
-        const keys = []
-
-        client.addListener('registered', (message) => {
-          client.send(`PRIVMSG NickServ TAXONOMY ${data.nick}`)
-        })
-        client.addListener('notice', (nick, to, text, message) => {
-          if (reKey.test(text)) {
-            const match = text.match(reKey)
-            keys.push(match[1])
           }
-          if (reEnd.test(text)) {
+        : {
-            client.disconnect()
+            sasl: false
-            resolve(keys)
           }
-        })
-      } catch (error) {
-        reject(error)
-      }
-    })
 
-    return Promise.race([fetchPromise, timeoutPromise]).then((result) => {
+      const client = new irc.Client(data.domain, opts.claims.irc.nick, {
-      clearTimeout(timeoutHandle)
+        port: 6697,
-      return result
+        secure: true,
-    })
+        channels: [],
-  }
+        showErrors: false,
-} else {
+        debug: false,
-  module.exports.fn = null
+        ...saslOptions
+      })
+      const reKey = /[a-zA-Z0-9\-_]+\s+:\s((?:openpgp4fpr|aspe):.*)/
+      const reEnd = /End\sof\s.*\staxonomy./
+      const keys = []
+
+      // @ts-ignore
+      client.addListener('registered', (message) => {
+        client.send(`PRIVMSG NickServ TAXONOMY ${data.nick}`)
+      })
+      // @ts-ignore
+      client.addListener('notice', (nick, to, text, message) => {
+        if (reKey.test(text)) {
+          const match = text.match(reKey)
+          keys.push(match[1])
+        }
+        if (reEnd.test(text)) {
+          client.disconnect()
+          resolve(keys)
+        }
+      })
+    } catch (error) {
+      reject(error)
+    }
+  })
+
+  return Promise.race([fetchPromise, timeoutPromise]).finally(() => {
+    clearTimeout(timeoutHandle)
+  })
 }

src/fetcher/matrix.js

@@ -13,44 +13,50 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */
-const axios = require('axios')
-const validator = require('validator')
-
 /**
+ * Fetch proofs using Matrix messages
  * @module fetcher/matrix
+ * @example
+ * import { fetcher } from 'doipjs';
+ * const data = await fetcher.matrix.fn({ eventId: '$abc123def456', roomId: '!dBfQZxCoGVmSTujfiv:matrix.org' });
  */
 
+import axios from 'axios'
+import isFQDN from 'validator/lib/isFQDN.js'
+import isAscii from 'validator/lib/isAscii.js'
+import { version } from '../constants.js'
+
 /**
- * The request's timeout value in milliseconds
+ * Default timeout after which the fetch is aborted
- * @constant {number} timeout
+ * @constant
+ * @type {number}
+ * @default 5000
  */
-module.exports.timeout = 5000
+export const timeout = 5000
 
 /**
  * Execute a fetch request
  * @function
- * @async
+ * @param {object} data - Data used in the request
- * @param {object} data                           - Data used in the request
+ * @param {string} data.eventId - The identifier of the targeted post
- * @param {string} data.eventId                   - The identifier of the targeted post
+ * @param {string} data.roomId - The identifier of the room containing the targeted post
- * @param {string} data.roomId                    - The identifier of the room containing the targeted post
+ * @param {number} [data.fetcherTimeout] - Optional timeout for the fetcher
- * @param {object} opts                           - Options used to enable the request
+ * @param {import('../types').VerificationConfig} [opts] - Options used to enable the request
- * @param {string} opts.claims.matrix.instance    - The server hostname on which the library can log in
+ * @returns {Promise<object>} The fetched Matrix object
- * @param {string} opts.claims.matrix.accessToken - The access token required to identify the library ({@link https://www.matrix.org/docs/guides/client-server-api|Matrix docs})
- * @returns {object}
  */
-module.exports.fn = async (data, opts) => {
+export async function fn (data, opts) {
   let timeoutHandle
   const timeoutPromise = new Promise((resolve, reject) => {
     timeoutHandle = setTimeout(
       () => reject(new Error('Request was timed out')),
-      data.fetcherTimeout ? data.fetcherTimeout : module.exports.timeout
+      data.fetcherTimeout ? data.fetcherTimeout : timeout
     )
   })
 
   const fetchPromise = new Promise((resolve, reject) => {
     try {
-      validator.isFQDN(opts.claims.matrix.instance)
+      isFQDN(opts.claims.matrix.instance)
-      validator.isAscii(opts.claims.matrix.accessToken)
+      isAscii(opts.claims.matrix.accessToken)
     } catch (err) {
       throw new Error(`Matrix fetcher was not set up properly (${err.message})`)
     }
@@ -58,7 +64,11 @@ module.exports.fn = async (data, opts) => {
     const url = `https://${opts.claims.matrix.instance}/_matrix/client/r0/rooms/${data.roomId}/event/${data.eventId}?access_token=${opts.claims.matrix.accessToken}`
     axios.get(url,
       {
-        headers: { Accept: 'application/json' }
+        headers: {
+          Accept: 'application/json',
+          // @ts-ignore
+          'User-Agent': `doipjs/${version}`
+        }
       })
       .then(res => {
         return res.data
@@ -71,8 +81,7 @@ module.exports.fn = async (data, opts) => {
       })
   })
 
-  return Promise.race([fetchPromise, timeoutPromise]).then((result) => {
+  return Promise.race([fetchPromise, timeoutPromise]).finally(() => {
     clearTimeout(timeoutHandle)
-    return result
   })
 }

src/fetcher/openpgp.js

@@ -0,0 +1,131 @@
+/*
+Copyright 2024 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+/**
+ * Fetch proofs from OpenPGP notations
+ * @module fetcher/openpgp
+ * @example
+ * import { fetcher, enums as E } from 'doipjs';
+ *
+ * const hkpProtocol = E.OpenPgpQueryProtocol.HKP;
+ * const hkpUrl = 'https://keys.openpgp.org/vks/v1/by-fingerprint/ABC123DEF456';
+ * const hkpData = await fetcher.openpgp.fn({ url: hkpUrl, protocol: hkpProtocol });
+ *
+ * const wkdProtocol = E.OpenPgpQueryProtocol.WKD;
+ * const wkdUrl = 'https://domain.example/.well-known/openpgpkey/hu/kei1q4tipxxu1yj79k9kfukdhfy631xe?l=alice';
+ * const wkdData = await fetcher.openpgp.fn({ url: wkdUrl, protocol: wkdProtocol });
+ */
+
+import axios from 'axios'
+import { readKey } from 'openpgp'
+import { OpenPgpQueryProtocol } from '../enums.js'
+import { version } from '../constants.js'
+import { parsePublicKey } from '../openpgp.js'
+
+/**
+ * Default timeout after which the fetch is aborted
+ * @constant
+ * @type {number}
+ * @default 5000
+ */
+export const timeout = 5000
+
+/**
+ * Execute a fetch request
+ * @function
+ * @param {object} data - Data used in the request
+ * @param {string} data.url - The URL pointing at targeted content
+ * @param {OpenPgpQueryProtocol} data.protocol - The protocol used to access the targeted content
+ * @param {number} [data.fetcherTimeout] - Optional timeout for the fetcher
+ * @param {import('../types').VerificationConfig} [opts] - Options used to enable the request
+ * @returns {Promise<object>} The fetched notations from an OpenPGP key
+ */
+export async function fn (data, opts) {
+  let timeoutHandle
+  const timeoutPromise = new Promise((resolve, reject) => {
+    timeoutHandle = setTimeout(
+      () => reject(new Error('Request was timed out')),
+      data.fetcherTimeout ? data.fetcherTimeout : timeout
+    )
+  })
+
+  const fetchPromise = new Promise((resolve, reject) => {
+    if (!data.url) {
+      reject(new Error('No valid URI provided'))
+      return
+    }
+
+    switch (data.protocol) {
+      case OpenPgpQueryProtocol.HKP:
+        axios.get(data.url, {
+          headers: {
+            Accept: 'application/pgp-keys',
+            'User-Agent': `doipjs/${version}`
+          },
+          validateStatus: (status) => status >= 200 && status < 400
+        })
+          .then(res => res.data)
+          .then(async data => await readKey({ armoredKey: data }))
+          .then(async publicKey => await parsePublicKey(publicKey))
+          .then(profile =>
+            profile.personas.flatMap(p => { return p.claims.map(c => c._uri) })
+          )
+          .then(res => {
+            resolve({
+              notations: {
+                'proof@ariadne.id': res
+              }
+            })
+          })
+          .catch(e => {
+            reject(e)
+          })
+        break
+      case OpenPgpQueryProtocol.WKD:
+        axios.get(data.url, {
+          headers: {
+            Accept: 'application/octet-stream',
+            'User-Agent': `doipjs/${version}`
+          },
+          responseType: 'arraybuffer',
+          validateStatus: (status) => status >= 200 && status < 400
+        })
+          .then(res => res.data)
+          .then(async data => await readKey({ binaryKey: data }))
+          .then(async publicKey => await parsePublicKey(publicKey))
+          .then(profile =>
+            profile.personas.flatMap(p => { return p.claims.map(c => c._uri) })
+          )
+          .then(res => {
+            resolve({
+              notations: {
+                'proof@ariadne.id': res
+              }
+            })
+          })
+          .catch(e => {
+            reject(e)
+          })
+        break
+      default:
+        reject(new Error('Unsupported OpenPGP query protocol'))
+        break
+    }
+  })
+
+  return Promise.race([fetchPromise, timeoutPromise]).finally(() => {
+    clearTimeout(timeoutHandle)
+  })
+}

src/fetcher/telegram.js

@@ -13,48 +13,53 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */
-const axios = require('axios')
-const validator = require('validator')
-
 /**
+ * Fetch proofs using Telegram groups
  * @module fetcher/telegram
+ * @example
+ * import { fetcher } from 'doipjs';
+ * const data = await fetcher.telegram.fn({ user: 'alice', chat: 'alice_identity_proof' });
  */
 
+import axios from 'axios'
+import isAscii from 'validator/lib/isAscii.js'
+import { version } from '../constants.js'
+
 /**
- * The single request's timeout value in milliseconds
+ * Default timeout after which the fetch is aborted
- * This fetcher makes two requests in total
+ * @constant
- * @constant {number} timeout
+ * @type {number}
+ * @default 5000
  */
-module.exports.timeout = 5000
+export const timeout = 5000
 
 /**
  * Execute a fetch request
  * @function
- * @async
+ * @param {object} data - Data used in the request
- * @param {object} data                          - Data used in the request
+ * @param {string} data.chat - Telegram public group name (slug)
- * @param {string} data.chat                     - Telegram public chat username
+ * @param {string} data.user - Telegram username
- * @param {string} data.user                     - Telegram user username
+ * @param {number} [data.fetcherTimeout] - Optional timeout for the fetcher
- * @param {object} opts                          - Options used to enable the request
+ * @param {import('../types').VerificationConfig} [opts] - Options used to enable the request
- * @param {string} opts.claims.telegram.token    - The Telegram Bot API token
+ * @returns {Promise<object|string>} The fetched Telegram object
- * @returns {object|string}
  */
-module.exports.fn = async (data, opts) => {
+export async function fn (data, opts) {
   let timeoutHandle
   const timeoutPromise = new Promise((resolve, reject) => {
     timeoutHandle = setTimeout(
       () => reject(new Error('Request was timed out')),
-      data.fetcherTimeout ? data.fetcherTimeout : module.exports.timeout
+      data.fetcherTimeout ? data.fetcherTimeout : timeout
     )
   })
 
-  const apiPromise = (method) => new Promise((resolve, reject) => {
+  const apiPromise = (/** @type {string} */ method) => new Promise((resolve, reject) => {
     try {
-      validator.isAscii(opts.claims.telegram.token)
+      isAscii(opts.claims.telegram.token)
     } catch (err) {
       throw new Error(`Telegram fetcher was not set up properly (${err.message})`)
     }
 
-    if (!data.chat || !data.user) {
+    if (!(data.chat && data.user)) {
       reject(new Error('Both chat name and user name must be provided'))
       return
     }
@@ -63,7 +68,8 @@ module.exports.fn = async (data, opts) => {
     axios.get(url, {
       headers: {
         Accept: 'application/json',
-        'User-Agent': `doipjs/${require('../../package.json').version}`
+        // @ts-ignore
+        'User-Agent': `doipjs/${version}`
       },
       validateStatus: (status) => status === 200
     })
@@ -103,8 +109,7 @@ module.exports.fn = async (data, opts) => {
     })
   })
 
-  return Promise.race([fetchPromise, timeoutPromise]).then((result) => {
+  return Promise.race([fetchPromise, timeoutPromise]).finally(() => {
     clearTimeout(timeoutHandle)
-    return result
   })
 }

src/fetcher/twitter.js

@@ -1,81 +0,0 @@
-/*
-Copyright 2021 Yarmo Mackenbach
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-const axios = require('axios')
-const validator = require('validator')
-
-/**
- * @module fetcher/twitter
- */
-
-/**
- * The request's timeout value in milliseconds
- * @constant {number} timeout
- */
-module.exports.timeout = 5000
-
-/**
- * Execute a fetch request
- * @function
- * @async
- * @param {object} data                             - Data used in the request
- * @param {number|string} data.tweetId              - Identifier of the tweet
- * @param {object} opts                             - Options used to enable the request
- * @param {string} opts.claims.twitter.bearerToken  - The Twitter API's bearer token
- * @returns {object}
- */
-module.exports.fn = async (data, opts) => {
-  let timeoutHandle
-  const timeoutPromise = new Promise((resolve, reject) => {
-    timeoutHandle = setTimeout(
-      () => reject(new Error('Request was timed out')),
-      data.fetcherTimeout ? data.fetcherTimeout : module.exports.timeout
-    )
-  })
-
-  const fetchPromise = new Promise((resolve, reject) => {
-    try {
-      validator.isAscii(opts.claims.twitter.bearerToken)
-    } catch (err) {
-      throw new Error(
-        `Twitter fetcher was not set up properly (${err.message})`
-      )
-    }
-
-    axios.get(
-      `https://api.twitter.com/1.1/statuses/show.json?id=${data.tweetId}&tweet_mode=extended`,
-      {
-        headers: {
-          Accept: 'application/json',
-          Authorization: `Bearer ${opts.claims.twitter.bearerToken}`
-        }
-      }
-    )
-      .then(data => {
-        return data.data
-      })
-      .then((data) => {
-        resolve(data.full_text)
-      })
-      .catch((error) => {
-        reject(error)
-      })
-  })
-
-  return Promise.race([fetchPromise, timeoutPromise]).then((result) => {
-    clearTimeout(timeoutHandle)
-    return result
-  })
-}

src/fetcher/xmpp.js

@@ -13,133 +13,177 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */
-const jsEnv = require('browser-or-node')
-
 /**
+ * Fetch proofs from XMPP accounts
  * @module fetcher/xmpp
+ * @example
+ * import { fetcher } from 'doipjs';
+ * const data = await fetcher.xmpp.fn({ id: 'alice@domain.example' });
  */
 
+import { client, xml } from '@xmpp/client'
+import debug from '@xmpp/debug'
+import isFQDN from 'validator/lib/isFQDN.js'
+import isAscii from 'validator/lib/isAscii.js'
+
 /**
- * The request's timeout value in milliseconds
+ * Default timeout after which the fetch is aborted
- * @constant {number} timeout
+ * @constant
+ * @type {number}
+ * @default 5000
  */
-module.exports.timeout = 5000
+export const timeout = 5000
 
-if (jsEnv.isNode) {
+let xmpp = null
-  const jsdom = require('jsdom')
+let iqCaller = null
-  const { client, xml } = require('@xmpp/client')
-  const debug = require('@xmpp/debug')
-  const validator = require('validator')
 
-  let xmpp = null
+/**
-  let iqCaller = null
+ * Start the XMPP client
-
+ * @ignore
-  const xmppStart = async (service, username, password) => {
+ * @function
-    return new Promise((resolve, reject) => {
+ * @param {import('../types').XmppClaimVerificationConfig} params - XMPP claim verification config
-      const xmpp = client({
+ * @returns {Promise<object>} The fetched proofs from an XMPP account
-        service: service,
+ */
-        username: username,
+const xmppStart = async (params) => {
-        password: password
+  return new Promise((resolve, reject) => {
-      })
+    const xmpp = client({ ...params })
-      if (process.env.NODE_ENV !== 'production') {
+    if (process.env.NODE_ENV !== 'production') {
-        debug(xmpp, true)
+      debug(xmpp, true)
-      }
-      const { iqCaller } = xmpp
-      xmpp.start()
-      xmpp.on('online', (address) => {
-        resolve({ xmpp: xmpp, iqCaller: iqCaller })
-      })
-      xmpp.on('error', (error) => {
-        reject(error)
-      })
-    })
-  }
-
-  /**
-   * Execute a fetch request
-   * @function
-   * @async
-   * @param {object} data                       - Data used in the request
-   * @param {string} data.id                    - The identifier of the targeted account
-   * @param {string} data.field                 - The vCard field to return (should be "note")
-   * @param {object} opts                       - Options used to enable the request
-   * @param {string} opts.claims.xmpp.service   - The server hostname on which the library can log in
-   * @param {string} opts.claims.xmpp.username  - The username used to log in
-   * @param {string} opts.claims.xmpp.password  - The password used to log in
-   * @returns {object}
-   */
-  module.exports.fn = async (data, opts) => {
-    try {
-      validator.isFQDN(opts.claims.xmpp.service)
-      validator.isAscii(opts.claims.xmpp.username)
-      validator.isAscii(opts.claims.xmpp.password)
-    } catch (err) {
-      throw new Error(`XMPP fetcher was not set up properly (${err.message})`)
     }
-
+    const { iqCaller } = xmpp
-    if (!xmpp || xmpp.status !== 'online') {
+    xmpp.start()
-      const xmppStartRes = await xmppStart(
+    xmpp.on('online', _ => {
-        opts.claims.xmpp.service,
+      resolve({ xmpp, iqCaller })
-        opts.claims.xmpp.username,
-        opts.claims.xmpp.password
-      )
-      xmpp = xmppStartRes.xmpp
-      iqCaller = xmppStartRes.iqCaller
-    }
-
-    const response = await iqCaller.request(
-      xml('iq', { type: 'get', to: data.id }, xml('vCard', 'vcard-temp')),
-      30 * 1000
-    )
-
-    const vcardRow = response.getChild('vCard', 'vcard-temp').toString()
-    const dom = new jsdom.JSDOM(vcardRow)
-
-    let timeoutHandle
-    const timeoutPromise = new Promise((resolve, reject) => {
-      timeoutHandle = setTimeout(
-        () => reject(new Error('Request was timed out')),
-        data.fetcherTimeout ? data.fetcherTimeout : module.exports.timeout
-      )
     })
-
+    xmpp.on('error', error => {
-    const fetchPromise = new Promise((resolve, reject) => {
+      reject(error)
-      try {
-        let vcard
-
-        switch (data.field.toLowerCase()) {
-          case 'desc':
-          case 'note':
-            vcard = dom.window.document.querySelector('note text')
-            if (!vcard) {
-              vcard = dom.window.document.querySelector('note')
-            }
-            if (!vcard) {
-              vcard = dom.window.document.querySelector('DESC')
-            }
-            if (vcard) {
-              vcard = vcard.textContent
-            } else {
-              throw new Error('No DESC or NOTE field found in vCard')
-            }
-            break
-
-          default:
-            vcard = dom.window.document.querySelector(data).textContent
-            break
-        }
-        xmpp.stop()
-        resolve(vcard)
-      } catch (error) {
-        reject(error)
-      }
     })
-
+  })
-    return Promise.race([fetchPromise, timeoutPromise]).then((result) => {
+}
-      clearTimeout(timeoutHandle)
+
-      return result
+/**
-    })
+ * Execute a fetch request
-  }
+ * @function
-} else {
+ * @param {object} data - Data used in the request
-  module.exports.fn = null
+ * @param {string} data.id - The identifier of the targeted account
+ * @param {number} [data.fetcherTimeout] - Optional timeout for the fetcher
+ * @param {import('../types').VerificationConfig} [opts] - Options used to enable the request
+ * @returns {Promise<Array<string>>} The fetched proofs from an XMPP account
+ */
+export async function fn (data, opts) {
+  try {
+    isFQDN(opts.claims.xmpp.service)
+    isAscii(opts.claims.xmpp.username)
+    isAscii(opts.claims.xmpp.password)
+  } catch (err) {
+    throw new Error(`XMPP fetcher was not set up properly (${err.message})`)
+  }
+
+  if (!xmpp || xmpp.status !== 'online') {
+    const xmppStartRes = await xmppStart(opts.claims.xmpp)
+    xmpp = xmppStartRes.xmpp
+    iqCaller = xmppStartRes.iqCaller
+  }
+
+  let timeoutHandle
+  const timeoutPromise = new Promise((resolve, reject) => {
+    timeoutHandle = setTimeout(
+      () => reject(new Error('Request was timed out')),
+      data.fetcherTimeout ? data.fetcherTimeout : timeout
+    )
+  })
+
+  const fetchPromise = new Promise((resolve, reject) => {
+    (async () => {
+      let completed = false
+      const proofs = []
+
+      // Try the ariadne-id pubsub request
+      if (!completed) {
+        try {
+          const response = await iqCaller.request(
+            xml('iq', { type: 'get', to: data.id }, xml('pubsub', 'http://jabber.org/protocol/pubsub', xml('items', { node: 'http://ariadne.id/protocol/proof' }))),
+            30 * 1000
+          )
+
+          // Traverse the XML response
+          response.getChild('pubsub').getChildren('items').forEach(items => {
+            if (items.attrs.node === 'http://ariadne.id/protocol/proof') {
+              items.getChildren('item').forEach(item => {
+                proofs.push(item.getChildText('value'))
+              })
+            }
+          })
+
+          resolve(proofs)
+          completed = true
+        } catch (_) {}
+      }
+
+      // Try the vcard4 pubsub request [backward compatibility]
+      if (!completed) {
+        try {
+          const response = await iqCaller.request(
+            xml('iq', { type: 'get', to: data.id }, xml('pubsub', 'http://jabber.org/protocol/pubsub', xml('items', { node: 'urn:xmpp:vcard4', max_items: '1' }))),
+            30 * 1000
+          )
+
+          // Traverse the XML response
+          response.getChild('pubsub').getChildren('items').forEach(items => {
+            if (items.attrs.node === 'urn:xmpp:vcard4') {
+              items.getChildren('item').forEach(item => {
+                if (item.attrs.id === 'current') {
+                  const itemVcard = item.getChild('vcard', 'urn:ietf:params:xml:ns:vcard-4.0')
+                  // Find the vCard URLs
+                  itemVcard.getChildren('url').forEach(url => {
+                    proofs.push(url.getChildText('uri'))
+                  })
+                  // Find the vCard notes
+                  itemVcard.getChildren('note').forEach(note => {
+                    proofs.push(note.getChildText('text'))
+                  })
+                }
+              })
+            }
+          })
+
+          resolve(proofs)
+          completed = true
+        } catch (_) {}
+      }
+
+      // Try the vcard-temp IQ request [backward compatibility]
+      if (!completed) {
+        try {
+          const response = await iqCaller.request(
+            xml('iq', { type: 'get', to: data.id }, xml('vCard', 'vcard-temp')),
+            30 * 1000
+          )
+
+          // Find the vCard URLs
+          response.getChild('vCard', 'vcard-temp').getChildren('URL').forEach(url => {
+            proofs.push(url.children[0])
+          })
+          // Find the vCard notes
+          response.getChild('vCard', 'vcard-temp').getChildren('NOTE').forEach(note => {
+            proofs.push(note.children[0])
+          })
+          response.getChild('vCard', 'vcard-temp').getChildren('DESC').forEach(note => {
+            proofs.push(note.children[0])
+          })
+
+          resolve(proofs)
+          completed = true
+        } catch (error) {
+          reject(error)
+        }
+      }
+
+      xmpp.stop()
+    })()
+  })
+
+  return Promise.race([fetchPromise, timeoutPromise]).finally(() => {
+    clearTimeout(timeoutHandle)
+  })
 }

src/index.js

@@ -13,22 +13,23 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */
-const Claim = require('./claim')
-const claimDefinitions = require('./claimDefinitions')
-const proofs = require('./proofs')
-const keys = require('./keys')
-const signatures = require('./signatures')
-const enums = require('./enums')
-const defaults = require('./defaults')
-const utils = require('./utils')
-const verifications = require('./verifications')
 
-exports.Claim = Claim
+/**
-exports.claimDefinitions = claimDefinitions
+ * @module doipjs
-exports.proofs = proofs
+ * @license Apache-2.0
-exports.keys = keys
+ */
-exports.signatures = signatures
+export { Profile } from './profile.js'
-exports.enums = enums
+export { Persona } from './persona.js'
-exports.defaults = defaults
+export { Claim } from './claim.js'
-exports.utils = utils
+export { ServiceProvider } from './serviceProvider.js'
-exports.verifications = verifications
+export * as ServiceProviderDefinitions from './serviceProviders/index.js'
+export * as proofs from './proofs.js'
+export * as openpgp from './openpgp.js'
+export * as asp from './asp.js'
+export * as signatures from './signatures.js'
+export * as enums from './enums.js'
+export * as defaults from './defaults.js'
+export * as utils from './utils.js'
+export * as verifications from './verifications.js'
+export * as schemas from './schemas.js'
+export * as fetcher from './fetcher/index.js'

src/openpgp.js

@@ -13,98 +13,112 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */
-const axios = require('axios')
+import axios from 'axios'
-const validUrl = require('valid-url')
+import { isUri } from 'valid-url'
-const openpgp = require('openpgp')
+import { readKey, PublicKey } from 'openpgp'
-const HKP = require('@openpgp/hkp-client')
+import HKP from '@openpgp/hkp-client'
-const WKD = require('@openpgp/wkd-client')
+import WKD from '@openpgp/wkd-client'
-const Claim = require('./claim')
+import { Claim } from './claim.js'
+import { ProfileType, PublicKeyEncoding, PublicKeyFetchMethod, PublicKeyType } from './enums.js'
+import { Profile } from './profile.js'
+import { Persona } from './persona.js'
 
 /**
- * Functions related to the fetching and handling of keys
+ * Functions related to OpenPGP Profiles
- * @module keys
+ * @module openpgp
  */
 
 /**
  * Fetch a public key using keyservers
  * @function
- * @param {string} identifier                         - Fingerprint or email address
+ * @param {string} identifier - Fingerprint or email address
- * @param {string} [keyserverDomain=keys.openpgp.org] - Domain of the keyserver
+ * @param {string} [keyserverDomain] - Domain of the keyserver
- * @returns {openpgp.PublicKey}
+ * @returns {Promise<Profile>} The profile from the fetched OpenPGP key
  * @example
  * const key1 = doip.keys.fetchHKP('alice@domain.tld');
  * const key2 = doip.keys.fetchHKP('123abc123abc');
+ * const key3 = doip.keys.fetchHKP('123abc123abc', 'pgpkeys.eu');
  */
-const fetchHKP = async (identifier, keyserverDomain) => {
+export async function fetchHKP (identifier, keyserverDomain = 'keys.openpgp.org') {
-  const keyserverBaseUrl = keyserverDomain
+  const keyserverBaseUrl = `https://${keyserverDomain ?? 'keys.openpgp.org'}`
-    ? `https://${keyserverDomain}`
-    : 'https://keys.openpgp.org'
 
   const hkp = new HKP(keyserverBaseUrl)
   const lookupOpts = {
     query: identifier
   }
 
-  const publicKey = await hkp
+  const publicKeyArmored = await hkp
     .lookup(lookupOpts)
     .catch((error) => {
       throw new Error(`Key does not exist or could not be fetched (${error})`)
     })
 
-  if (!publicKey) {
+  if (!publicKeyArmored) {
     throw new Error('Key does not exist or could not be fetched')
   }
 
-  return await openpgp.readKey({
+  const publicKey = await readKey({
-    armoredKey: publicKey
+    armoredKey: publicKeyArmored
   })
     .catch((error) => {
       throw new Error(`Key could not be read (${error})`)
     })
+
+  const profile = await parsePublicKey(publicKey)
+  profile.publicKey.fetch.method = PublicKeyFetchMethod.HKP
+  profile.publicKey.fetch.query = identifier
+
+  return profile
 }
 
 /**
  * Fetch a public key using Web Key Directory
  * @function
  * @param {string} identifier - Identifier of format 'username@domain.tld`
- * @returns {openpgp.PublicKey}
+ * @returns {Promise<Profile>} The profile from the fetched OpenPGP key
  * @example
  * const key = doip.keys.fetchWKD('alice@domain.tld');
  */
-const fetchWKD = async (identifier) => {
+export async function fetchWKD (identifier) {
   const wkd = new WKD()
   const lookupOpts = {
     email: identifier
   }
 
-  const publicKey = await wkd
+  const publicKeyBinary = await wkd
     .lookup(lookupOpts)
-    .catch((error) => {
+    .catch((/** @type {Error} */ error) => {
       throw new Error(`Key does not exist or could not be fetched (${error})`)
     })
 
-  if (!publicKey) {
+  if (!publicKeyBinary) {
     throw new Error('Key does not exist or could not be fetched')
   }
 
-  return await openpgp.readKey({
+  const publicKey = await readKey({
-    binaryKey: publicKey
+    binaryKey: publicKeyBinary
   })
     .catch((error) => {
       throw new Error(`Key could not be read (${error})`)
     })
+
+  const profile = await parsePublicKey(publicKey)
+  profile.publicKey.fetch.method = PublicKeyFetchMethod.WKD
+  profile.publicKey.fetch.query = identifier
+
+  return profile
 }
 
 /**
  * Fetch a public key from Keybase
  * @function
- * @param {string} username     - Keybase username
+ * @param {string} username - Keybase username
- * @param {string} fingerprint  - Fingerprint of key
+ * @param {string} fingerprint - Fingerprint of key
- * @returns {openpgp.PublicKey}
+ * @returns {Promise<Profile>} The profile from the fetched OpenPGP key
  * @example
  * const key = doip.keys.fetchKeybase('alice', '123abc123abc');
  */
-const fetchKeybase = async (username, fingerprint) => {
+export async function fetchKeybase (username, fingerprint) {
   const keyLink = `https://keybase.io/${username}/pgp_keys.asc?fingerprint=${fingerprint}`
   let rawKeyContent
   try {
@@ -114,29 +128,36 @@ const fetchKeybase = async (username, fingerprint) => {
         responseType: 'text'
       }
     )
-      .then((response) => {
+      .then((/** @type {import('axios').AxiosResponse} */ response) => {
         if (response.status === 200) {
           return response
         }
       })
-      .then((response) => response.data)
+      .then((/** @type {import('axios').AxiosResponse} */ response) => response.data)
   } catch (e) {
     throw new Error(`Error fetching Keybase key: ${e.message}`)
   }
 
-  return await openpgp.readKey({
+  const publicKey = await readKey({
     armoredKey: rawKeyContent
   })
     .catch((error) => {
       throw new Error(`Key does not exist or could not be fetched (${error})`)
     })
+
+  const profile = await parsePublicKey(publicKey)
+  profile.publicKey.fetch.method = PublicKeyFetchMethod.HTTP
+  profile.publicKey.fetch.query = null
+  profile.publicKey.fetch.resolvedUrl = keyLink
+
+  return profile
 }
 
 /**
- * Get a public key from plaintext data
+ * Get a public key from armored public key text data
  * @function
  * @param {string} rawKeyContent - Plaintext ASCII-formatted public key data
- * @returns {openpgp.PublicKey}
+ * @returns {Promise<Profile>} The profile from the armored public key
  * @example
  * const plainkey = `-----BEGIN PGP PUBLIC KEY BLOCK-----
  *
@@ -146,29 +167,31 @@ const fetchKeybase = async (username, fingerprint) => {
  * -----END PGP PUBLIC KEY BLOCK-----`
  * const key = doip.keys.fetchPlaintext(plainkey);
  */
-const fetchPlaintext = async (rawKeyContent) => {
+export async function fetchPlaintext (rawKeyContent) {
-  const publicKey = await openpgp.readKey({
+  const publicKey = await readKey({
     armoredKey: rawKeyContent
   })
     .catch((error) => {
       throw new Error(`Key could not be read (${error})`)
     })
 
-  return publicKey
+  const profile = await parsePublicKey(publicKey)
+
+  return profile
 }
 
 /**
  * Fetch a public key using an URI
  * @function
  * @param {string} uri - URI that defines the location of the key
- * @returns {openpgp.PublicKey}
+ * @returns {Promise<Profile>} The profile from the fetched OpenPGP key
  * @example
  * const key1 = doip.keys.fetchURI('hkp:alice@domain.tld');
  * const key2 = doip.keys.fetchURI('hkp:123abc123abc');
  * const key3 = doip.keys.fetchURI('wkd:alice@domain.tld');
  */
-const fetchURI = async (uri) => {
+export async function fetchURI (uri) {
-  if (!validUrl.isUri(uri)) {
+  if (!isUri(uri)) {
     throw new Error('Invalid URI')
   }
 
@@ -207,115 +230,103 @@ const fetchURI = async (uri) => {
  * This function will also try and parse the input as a plaintext key
  * @function
  * @param {string} identifier - URI that defines the location of the key
- * @returns {openpgp.PublicKey}
+ * @returns {Promise<Profile>} The profile from the fetched OpenPGP key
  * @example
  * const key1 = doip.keys.fetch('alice@domain.tld');
  * const key2 = doip.keys.fetch('123abc123abc');
  */
-const fetch = async (identifier) => {
+export async function fetch (identifier) {
   const re = /([a-zA-Z0-9@._=+-]*)(?::([a-zA-Z0-9@._=+-]*))?/
   const match = identifier.match(re)
 
-  let pubKey = null
+  let profile = null
 
   // Attempt plaintext
-  if (!pubKey) {
+  try {
-    try {
+    profile = await fetchPlaintext(identifier)
-      pubKey = await fetchPlaintext(identifier)
+  } catch (e) {}
-    } catch (e) {}
-  }
 
   // Attempt WKD
-  if (!pubKey && identifier.includes('@')) {
+  if (!profile && identifier.includes('@')) {
     try {
-      pubKey = await fetchWKD(match[1])
+      profile = await fetchWKD(match[1])
     } catch (e) {}
   }
 
   // Attempt HKP
-  if (!pubKey) {
+  if (!profile) {
-    pubKey = await fetchHKP(
+    profile = await fetchHKP(
       match[2] ? match[2] : match[1],
       match[2] ? match[1] : null
     )
   }
 
-  if (!pubKey) {
+  if (!profile) {
     throw new Error('Key does not exist or could not be fetched')
   }
 
-  return pubKey
+  return profile
 }
 
 /**
- * Process a public key to get user data and claims
+ * Process a public key to get a profile
  * @function
- * @param {openpgp.PublicKey} publicKey - The public key to process
+ * @param {PublicKey} publicKey - The public key to parse
- * @returns {object}
+ * @returns {Promise<Profile>} The profile from the processed OpenPGP key
  * @example
  * const key = doip.keys.fetchURI('hkp:alice@domain.tld');
- * const data = doip.keys.process(key);
+ * const profile = doip.keys.parsePublicKey(key);
- * data.users[0].claims.forEach(claim => {
+ * profile.personas[0].claims.forEach(claim => {
  *   console.log(claim.uri);
  * });
  */
-const process = async (publicKey) => {
+export async function parsePublicKey (publicKey) {
-  if (!publicKey || !(publicKey instanceof openpgp.PublicKey)) {
+  if (!(publicKey && (publicKey instanceof PublicKey))) {
     throw new Error('Invalid public key')
   }
 
   const fingerprint = publicKey.getFingerprint()
   const primaryUser = await publicKey.getPrimaryUser()
   const users = publicKey.users
-  const usersOutput = []
+  const personas = []
 
   users.forEach((user, i) => {
-    usersOutput[i] = {
+    if (!user.userID) return
-      userData: {
+
-        id: user.userID ? user.userID.userID : null,
+    const pe = new Persona(user.userID.name, [])
-        name: user.userID ? user.userID.name : null,
+    pe.setIdentifier(user.userID.userID)
-        email: user.userID ? user.userID.email : null,
+    pe.setDescription(user.userID.comment)
-        comment: user.userID ? user.userID.comment : null,
+    pe.setEmailAddress(user.userID.email)
-        isPrimary: primaryUser.index === i,
-        isRevoked: false
-      },
-      claims: []
-    }
 
     if ('selfCertifications' in user && user.selfCertifications.length > 0) {
-      const selfCertification = user.selfCertifications[0]
+      const selfCertification = user.selfCertifications.sort((e1, e2) => e2.created.getTime() - e1.created.getTime())[0]
 
+      if (selfCertification.revoked) {
+        pe.revoke()
+      }
       const notations = selfCertification.rawNotations
-      usersOutput[i].claims = notations
+      pe.claims = notations
         .filter(
           ({ name, humanReadable }) =>
             humanReadable && (name === 'proof@ariadne.id' || name === 'proof@metacode.biz')
         )
         .map(
           ({ value }) =>
-            new Claim(new TextDecoder().decode(value), fingerprint)
+            new Claim(new TextDecoder().decode(value), `openpgp4fpr:${fingerprint}`)
         )
-
-      usersOutput[i].userData.isRevoked = selfCertification.revoked
     }
+
+    personas.push(pe)
   })
 
-  return {
+  const profile = new Profile(ProfileType.OPENPGP, `openpgp4fpr:${fingerprint}`, personas)
-    fingerprint: fingerprint,
+  profile.primaryPersonaIndex = primaryUser.index
-    users: usersOutput,
-    primaryUserIndex: primaryUser.index,
-    key: {
-      data: publicKey,
-      fetchMethod: null,
-      uri: null
-    }
-  }
-}
 
-exports.fetchHKP = fetchHKP
+  profile.publicKey.keyType = PublicKeyType.OPENPGP
-exports.fetchWKD = fetchWKD
+  profile.publicKey.fingerprint = fingerprint
-exports.fetchKeybase = fetchKeybase
+  profile.publicKey.encoding = PublicKeyEncoding.ARMORED_PGP
-exports.fetchPlaintext = fetchPlaintext
+  profile.publicKey.encodedKey = publicKey.armor()
-exports.fetchURI = fetchURI
+  profile.publicKey.key = publicKey
-exports.fetch = fetch
+
-exports.process = process
+  return profile
+}

src/persona.js

@@ -0,0 +1,203 @@
+/*
+Copyright 2023 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+import { Claim } from './claim.js'
+
+/**
+ * @class
+ * @classdesc A persona with identity claims
+ * @example
+ * const claim = Claim('https://alice.tld', '123');
+ * const pers = Persona('Alice', 'About Alice', [claim]);
+ */
+export class Persona {
+  /**
+   * @param {string} name - Name of the persona
+   * @param {Array<Claim>} claims - Claims of the persona
+   */
+  constructor (name, claims) {
+    /**
+     * Identifier of the persona
+     * @type {string | null}
+     * @public
+     */
+    this.identifier = null
+    /**
+     * Name to be displayed on the profile page
+     * @type {string}
+     * @public
+     */
+    this.name = name
+    /**
+     * Email address of the persona
+     * @type {string | null}
+     * @public
+     */
+    this.email = null
+    /**
+     * Description to be displayed on the profile page
+     * @type {string | null}
+     * @public
+     */
+    this.description = null
+    /**
+     * URL to an avatar image
+     * @type {string | null}
+     * @public
+     */
+    this.avatarUrl = null
+    /**
+     * Theme color
+     * @type {string | null}
+     * @public
+     */
+    this.themeColor = null
+    /**
+     * List of identity claims
+     * @type {Array<Claim>}
+     * @public
+     */
+    this.claims = claims
+    /**
+     * Has the persona been revoked
+     * @type {boolean}
+     * @public
+     */
+    this.isRevoked = false
+  }
+
+  /**
+   * Parse a JSON object and convert it into a persona
+   * @function
+   * @param {object} personaObject - JSON representation of a persona
+   * @param {number} profileVersion - Version of the Profile containing the persona
+   * @returns {Persona | Error} Parsed persona
+   * @example
+   * doip.Persona.fromJSON(JSON.stringify(persona), 2);
+   */
+  static fromJSON (personaObject, profileVersion) {
+    /** @type {Persona} */
+    let persona
+    let result
+
+    if (typeof personaObject === 'object' && profileVersion) {
+      switch (profileVersion) {
+        case 2:
+          result = importJsonPersonaVersion2(personaObject)
+          if (result instanceof Error) {
+            throw result
+          }
+          persona = result
+          break
+
+        default:
+          throw new Error('Invalid persona version')
+      }
+    }
+
+    return persona
+  }
+
+  /**
+   * Set the persona's identifier
+   * @function
+   * @param {string} identifier - Identifier of the persona
+   */
+  setIdentifier (identifier) {
+    this.identifier = identifier
+  }
+
+  /**
+   * Set the persona's description
+   * @function
+   * @param {string} description - Description of the persona
+   */
+  setDescription (description) {
+    this.description = description
+  }
+
+  /**
+   * Set the persona's email address
+   * @function
+   * @param {string} email - Email address of the persona
+   */
+  setEmailAddress (email) {
+    this.email = email
+  }
+
+  /**
+   * Set the URL to the persona's avatar
+   * @function
+   * @param {string} avatarUrl - URL to the persona's avatar
+   */
+  setAvatarUrl (avatarUrl) {
+    this.avatarUrl = avatarUrl
+  }
+
+  /**
+   * Add a claim
+   * @function
+   * @param {Claim} claim - Claim to add
+   */
+  addClaim (claim) {
+    this.claims.push(claim)
+  }
+
+  /**
+   * Revoke the persona
+   * @function
+   */
+  revoke () {
+    this.isRevoked = true
+  }
+
+  /**
+   * Get a JSON representation of the persona
+   * @function
+   * @returns {object} JSON representation of the persona
+   */
+  toJSON () {
+    return {
+      identifier: this.identifier,
+      name: this.name,
+      email: this.email,
+      description: this.description,
+      avatarUrl: this.avatarUrl,
+      themeColor: this.themeColor,
+      isRevoked: this.isRevoked,
+      claims: this.claims.map(x => x.toJSON())
+    }
+  }
+}
+
+/**
+ * @ignore
+ * @param {object} personaObject - JSON representation of a persona
+ * @returns {Persona | Error} Parsed persona
+ */
+function importJsonPersonaVersion2 (personaObject) {
+  const claims = personaObject.claims.map(x => Claim.fromJSON(x))
+
+  const persona = new Persona(personaObject.name, claims)
+
+  persona.identifier = personaObject.identifier
+  persona.email = personaObject.email
+  persona.description = personaObject.description
+  persona.avatarUrl = personaObject.avatarUrl
+  persona.themeColor = personaObject.avatarUrl
+  persona.isRevoked = personaObject.isRevoked
+
+  return persona
+}

src/profile.js

@@ -0,0 +1,176 @@
+/*
+Copyright 2023 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+import { PublicKeyFetchMethod, PublicKeyEncoding, PublicKeyType, ProfileType } from './enums.js'
+import { Persona } from './persona.js'
+
+/**
+ * @class
+ * @classdesc A profile of personas with identity claims
+ * @param {Array<Persona>} personas - Personas of the profile
+ * @example
+ * const claim = Claim('https://alice.tld', '123');
+ * const pers = Persona('Alice', 'About Alice', [claim]);
+ * const profile = Profile([pers]);
+ */
+export class Profile {
+  /**
+   * Create a new profile
+   * @function
+   * @param {ProfileType} profileType - Type of profile (ASP, OpenPGP, etc.)
+   * @param {string} identifier - Profile identifier (fingerprint, URI, etc.)
+   * @param {Array<Persona>} personas - Personas of the profile
+   * @public
+   */
+  constructor (profileType, identifier, personas) {
+    this.profileVersion = 2
+    /**
+     * Profile version
+     * @type {ProfileType}
+     * @public
+     */
+    this.profileType = profileType
+    /**
+     * Identifier of the profile (fingerprint, email address, uri...)
+     * @type {string}
+     * @public
+     */
+    this.identifier = identifier
+    /**
+     * List of personas
+     * @type {Array<Persona>}
+     * @public
+     */
+    this.personas = personas || []
+    /**
+     * Index of primary persona (to be displayed first or prominently)
+     * @type {number}
+     * @public
+     */
+    this.primaryPersonaIndex = personas.length > 0 ? 0 : -1
+    /**
+     * The cryptographic key associated with the profile
+     * @type {import('./types').ProfilePublicKey}
+     * @public
+     */
+    this.publicKey = {
+      keyType: PublicKeyType.NONE,
+      fingerprint: null,
+      encoding: PublicKeyEncoding.NONE,
+      encodedKey: null,
+      key: null,
+      fetch: {
+        method: PublicKeyFetchMethod.NONE,
+        query: null,
+        resolvedUrl: null
+      }
+    }
+    /**
+     * List of verifier URLs
+     * @type {Array<import('./types').ProfileVerifier>}
+     * @public
+     */
+    this.verifiers = []
+  }
+
+  /**
+   * Parse a JSON object and convert it into a profile
+   * @function
+   * @param {object} profileObject - JSON representation of a profile
+   * @returns {Profile | Error} Parsed profile
+   * @example
+   * doip.Profile.fromJSON(JSON.stringify(profile));
+   */
+  static fromJSON (profileObject) {
+    /** @type {Profile} */
+    let profile
+    let result
+
+    if (typeof profileObject === 'object' && 'profileVersion' in profileObject) {
+      switch (profileObject.profileVersion) {
+        case 2:
+          result = importJsonProfileVersion2(profileObject)
+          if (result instanceof Error) {
+            throw result
+          }
+          profile = result
+          break
+
+        default:
+          throw new Error('Invalid profile version')
+      }
+    }
+
+    return profile
+  }
+
+  /**
+   * Add profile verifier to the profile
+   * @function
+   * @param {string} name - Name of the verifier
+   * @param {string} url - URL of the verifier
+   */
+  addVerifier (name, url) {
+    this.verifiers.push({ name, url })
+  }
+
+  /**
+   * Get a JSON representation of the profile
+   * @function
+   * @returns {object} JSON representation of the profile
+   */
+  toJSON () {
+    return {
+      profileVersion: this.profileVersion,
+      profileType: this.profileType,
+      identifier: this.identifier,
+      personas: this.personas.map(x => x.toJSON()),
+      primaryPersonaIndex: this.primaryPersonaIndex,
+      publicKey: {
+        keyType: this.publicKey.keyType,
+        fingerprint: this.publicKey.fingerprint,
+        encoding: this.publicKey.encoding,
+        encodedKey: this.publicKey.encodedKey,
+        fetch: {
+          method: this.publicKey.fetch.method,
+          query: this.publicKey.fetch.query,
+          resolvedUrl: this.publicKey.fetch.resolvedUrl
+        }
+      },
+      verifiers: this.verifiers
+    }
+  }
+}
+
+/**
+ * @ignore
+ * @param {object} profileObject - JSON representation of the profile
+ * @returns {Profile | Error} Parsed profile
+ */
+function importJsonProfileVersion2 (profileObject) {
+  if (!('profileVersion' in profileObject && profileObject.profileVersion === 2)) {
+    return new Error('Invalid profile')
+  }
+
+  const personas = profileObject.personas.map(x => Persona.fromJSON(x, 2))
+
+  const profile = new Profile(profileObject.profileType, profileObject.identifier, personas)
+
+  profile.primaryPersonaIndex = profileObject.primaryPersonaIndex
+  profile.publicKey = profileObject.publicKey
+  profile.verifiers = profileObject.verifiers
+
+  return profile
+}

src/proofs.js

@@ -13,10 +13,11 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */
-const jsEnv = require('browser-or-node')
+import { isNode } from 'browser-or-node'
-const fetcher = require('./fetcher')
+import { fetcher } from './index.js'
-const utils = require('./utils')
+import { generateProxyURL } from './utils.js'
-const E = require('./enums')
+import { ProxyPolicy, ProofAccessRestriction } from './enums.js'
+import { ServiceProvider } from './serviceProvider.js'
 
 /**
  * @module proofs
@@ -28,40 +29,35 @@ const E = require('./enums')
  * the `data` parameter and the proxy policy set in the `opts` parameter to
  * choose the right approach to fetch the proof. An error will be thrown if no
  * approach is possible.
- * @async
+ * @param {ServiceProvider} data - Data from a claim definition
- * @param {object} data - Data from a claim definition
+ * @param {import('./types').VerificationConfig} opts - Options to enable the request
- * @param {object} opts - Options to enable the request
+ * @returns {Promise<object|string>} Fetched proof data
- * @returns {Promise<object|string>}
  */
-const fetch = (data, opts) => {
+export async function fetch (data, opts) {
-  switch (data.proof.request.fetcher) {
+  if (isNode) {
-    case E.Fetcher.HTTP:
-      data.proof.request.data.format = data.proof.request.format
-      break
-
-    default:
-      break
-  }
-
-  if (jsEnv.isNode) {
     return handleNodeRequests(data, opts)
   }
 
   return handleBrowserRequests(data, opts)
 }
 
+/**
+ * @param {ServiceProvider} data - Data from a claim definition
+ * @param {object} opts - Options to enable the request
+ * @returns {Promise<object|string>} Fetched proof data
+ */
 const handleBrowserRequests = (data, opts) => {
   switch (opts.proxy.policy) {
-    case E.ProxyPolicy.ALWAYS:
+    case ProxyPolicy.ALWAYS:
       return createProxyRequestPromise(data, opts)
 
-    case E.ProxyPolicy.NEVER:
+    case ProxyPolicy.NEVER:
-      switch (data.proof.request.access) {
+      switch (data.proof.request.accessRestriction) {
-        case E.ProofAccess.GENERIC:
+        case ProofAccessRestriction.NONE:
-        case E.ProofAccess.GRANTED:
+        case ProofAccessRestriction.GRANTED:
           return createDefaultRequestPromise(data, opts)
-        case E.ProofAccess.NOCORS:
+        case ProofAccessRestriction.NOCORS:
-        case E.ProofAccess.SERVER:
+        case ProofAccessRestriction.SERVER:
           throw new Error(
             'Impossible to fetch proof (bad combination of service access and proxy policy)'
           )
@@ -69,15 +65,15 @@ const handleBrowserRequests = (data, opts) => {
           throw new Error('Invalid proof access value')
       }
 
-    case E.ProxyPolicy.ADAPTIVE:
+    case ProxyPolicy.ADAPTIVE:
-      switch (data.proof.request.access) {
+      switch (data.proof.request.accessRestriction) {
-        case E.ProofAccess.GENERIC:
+        case ProofAccessRestriction.NONE:
           return createFallbackRequestPromise(data, opts)
-        case E.ProofAccess.NOCORS:
+        case ProofAccessRestriction.NOCORS:
           return createProxyRequestPromise(data, opts)
-        case E.ProofAccess.GRANTED:
+        case ProofAccessRestriction.GRANTED:
           return createFallbackRequestPromise(data, opts)
-        case E.ProofAccess.SERVER:
+        case ProofAccessRestriction.SERVER:
           return createProxyRequestPromise(data, opts)
         default:
           throw new Error('Invalid proof access value')
@@ -88,15 +84,20 @@ const handleBrowserRequests = (data, opts) => {
   }
 }
 
+/**
+ * @param {ServiceProvider} data - Data from a claim definition
+ * @param {object} opts - Options to enable the request
+ * @returns {Promise<object|string>} Fetched proof data
+ */
 const handleNodeRequests = (data, opts) => {
   switch (opts.proxy.policy) {
-    case E.ProxyPolicy.ALWAYS:
+    case ProxyPolicy.ALWAYS:
       return createProxyRequestPromise(data, opts)
 
-    case E.ProxyPolicy.NEVER:
+    case ProxyPolicy.NEVER:
       return createDefaultRequestPromise(data, opts)
 
-    case E.ProxyPolicy.ADAPTIVE:
+    case ProxyPolicy.ADAPTIVE:
       return createFallbackRequestPromise(data, opts)
 
     default:
@@ -104,14 +105,22 @@ const handleNodeRequests = (data, opts) => {
   }
 }
 
+/**
+ * @param {ServiceProvider} data - Data from a claim definition
+ * @param {object} opts - Options to enable the request
+ * @returns {Promise<object|string>} Fetched proof data
+ */
 const createDefaultRequestPromise = (data, opts) => {
   return new Promise((resolve, reject) => {
+    if (!(data.proof.request.fetcher in fetcher)) {
+      reject(new Error(`fetcher for ${data.proof.request.fetcher} not found`))
+    }
     fetcher[data.proof.request.fetcher]
       .fn(data.proof.request.data, opts)
       .then((res) => {
         return resolve({
           fetcher: data.proof.request.fetcher,
-          data: data,
+          data,
           viaProxy: false,
           result: res
         })
@@ -122,11 +131,16 @@ const createDefaultRequestPromise = (data, opts) => {
   })
 }
 
+/**
+ * @param {ServiceProvider} data - Data from a claim definition
+ * @param {object} opts - Options to enable the request
+ * @returns {Promise<object|string>} Fetched proof data
+ */
 const createProxyRequestPromise = (data, opts) => {
   return new Promise((resolve, reject) => {
     let proxyUrl
     try {
-      proxyUrl = utils.generateProxyURL(
+      proxyUrl = generateProxyURL(
         data.proof.request.fetcher,
         data.proof.request.data,
         opts
@@ -137,15 +151,15 @@ const createProxyRequestPromise = (data, opts) => {
 
     const requestData = {
       url: proxyUrl,
-      format: data.proof.request.format,
+      format: data.proof.response.format,
-      fetcherTimeout: fetcher[data.proof.request.fetcher].timeout
+      fetcherTimeout: data.proof.request.fetcher in fetcher ? fetcher[data.proof.request.fetcher].timeout : 30000
     }
     fetcher.http
       .fn(requestData, opts)
       .then((res) => {
         return resolve({
           fetcher: 'http',
-          data: data,
+          data,
           viaProxy: true,
           result: res
         })
@@ -156,6 +170,11 @@ const createProxyRequestPromise = (data, opts) => {
   })
 }
 
+/**
+ * @param {ServiceProvider} data - Data from a claim definition
+ * @param {object} opts - Options to enable the request
+ * @returns {Promise<object|string>} Fetched proof data
+ */
 const createFallbackRequestPromise = (data, opts) => {
   return new Promise((resolve, reject) => {
     createDefaultRequestPromise(data, opts)
@@ -173,5 +192,3 @@ const createFallbackRequestPromise = (data, opts) => {
       })
   })
 }
-
-exports.fetch = fetch

src/proxy/api/v1/index.js

@@ -1,337 +0,0 @@
-/*
-Copyright 2021 Yarmo Mackenbach
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-const router = require('express').Router()
-const dns = require('dns')
-const axios = require('axios')
-const validUrl = require('valid-url')
-const jsdom = require('jsdom')
-const { client, xml } = require('@xmpp/client')
-const debug = require('@xmpp/debug')
-const irc = require('irc-upd')
-require('dotenv').config()
-
-const xmppService = process.env.XMPP_SERVICE || null
-const xmppUsername = process.env.XMPP_USERNAME || null
-const xmppPassword = process.env.XMPP_PASSWORD || null
-const twitterBearerToken = process.env.TWITTER_BEARER_TOKEN || null
-const matrixInstance = process.env.MATRIX_INSTANCE || null
-const matrixAccessToken = process.env.MATRIX_ACCESS_TOKEN || null
-const ircNick = process.env.IRC_NICK || null
-
-let xmpp = null
-let iqCaller = null
-let xmppEnabled = true
-let twitterEnabled = false
-let matrixEnabled = false
-let ircEnabled = false
-
-if (!xmppService || !xmppUsername || !xmppPassword) {
-  xmppEnabled = false
-}
-if (twitterBearerToken) {
-  twitterEnabled = true
-}
-if (matrixInstance && matrixAccessToken) {
-  matrixEnabled = true
-}
-if (ircNick) {
-  ircEnabled = true
-}
-
-const xmppStart = async (xmppService, xmppUsername, xmppPassword) => {
-  return new Promise((resolve, reject) => {
-    const xmpp = client({
-      service: xmppService,
-      username: xmppUsername,
-      password: xmppPassword
-    })
-    if (process.env.NODE_ENV !== 'production') {
-      debug(xmpp, true)
-    }
-    const { iqCaller } = xmpp
-    xmpp.start()
-    xmpp.on('online', (address) => {
-      console.log('online', address.toString())
-      resolve({ xmpp: xmpp, iqCaller: iqCaller })
-    })
-    xmpp.on('error', (error) => {
-      reject(error)
-    })
-  })
-}
-
-router.get('/', async (req, res) => {
-  res.status(200).json({
-    message:
-      'Available endpoints: /json/:url, /text/:url, /dns/:hostname, /xmpp/:xmppid, /twitter/:tweetid, /matrix/:roomid/:eventid, /irc/:ircserver/:ircnick'
-  })
-})
-
-router.param('url', async (req, res, next, url) => {
-  req.params.url = decodeURI(url)
-
-  if (!validUrl.isUri(req.params.url)) {
-    return res.status(400).send({ message: 'URL provided was not valid' })
-  }
-
-  next()
-})
-
-router.param('xmppid', async (req, res, next, xmppid) => {
-  req.params.xmppid = xmppid
-
-  if (/^\w+([.-]?\w+)*@\w+([.-]?\w+)*(\.\w{2,})+$/.test(req.params.xmppid)) {
-    next()
-  } else {
-    return res.status(400).json({ message: 'XMPP_ID was not valid' })
-  }
-})
-
-router.param('xmppdata', async (req, res, next, xmppdata) => {
-  req.params.xmppdata = xmppdata.toUpperCase()
-
-  const allowedData = [
-    'FN',
-    'NUMBER',
-    'USERID',
-    'URL',
-    'BDAY',
-    'NICKNAME',
-    'NOTE',
-    'DESC'
-  ]
-
-  if (!allowedData.includes(req.params.xmppdata)) {
-    return res.status(400).json({
-      message:
-        'Allowed data are: FN, NUMBER, USERID, URL, BDAY, NICKNAME, NOTE, DESC'
-    })
-  }
-
-  next()
-})
-
-router.get('/get/json/:url', (req, res) => {
-  axios.get(req.params.url,
-    {
-      headers: {
-        Accept: 'application/json'
-      }
-    })
-    .then(result => {
-      return result.data
-    })
-    .then(async (result) => {
-      return res.status(200).json({ url: req.params.url, content: result })
-    })
-    .catch((e) => {
-      return res.status(400).send({ error: e })
-    })
-})
-
-router.get('/get/text/:url', (req, res) => {
-  axios.get(req.params.url,
-    {
-      responseType: 'text'
-    })
-    .then(result => {
-      return result.data
-    })
-    .then(async (result) => {
-      return res.status(200).json({ url: req.params.url, content: result })
-    })
-    .catch((e) => {
-      return res.status(400).send({ error: e })
-    })
-})
-
-router.get('/get/dns/:hostname', async (req, res) => {
-  dns.resolveTxt(req.params.hostname, (err, records) => {
-    if (err) {
-      throw new Error(err)
-    }
-    const out = {
-      hostname: req.params.hostname,
-      records: {
-        txt: records
-      }
-    }
-    return res.status(200).json(out)
-  })
-})
-
-router.get('/get/xmpp/:xmppid', async (req, res) => {
-  return res
-    .status(400)
-    .json(
-      'Data request parameter missing (FN, NUMBER, USERID, URL, BDAY, NICKNAME, NOTE, DESC)'
-    )
-})
-
-router.get('/get/xmpp/:xmppid/:xmppdata', async (req, res) => {
-  if (!xmppEnabled) {
-    return res.status(500).json('XMPP not enabled on server')
-  }
-  if (!xmpp) {
-    const xmppStartRes = await xmppStart(
-      xmppService,
-      xmppUsername,
-      xmppPassword
-    )
-    xmpp = xmppStartRes.xmpp
-    iqCaller = xmppStartRes.iqCaller
-  }
-
-  const response = await iqCaller.request(
-    xml(
-      'iq',
-      { type: 'get', to: req.params.xmppid },
-      xml('vCard', 'vcard-temp')
-    ),
-    30 * 1000
-  )
-
-  const vcardRow = response.getChild('vCard', 'vcard-temp').toString()
-
-  const dom = new jsdom.JSDOM(vcardRow)
-
-  try {
-    let vcard
-
-    switch (req.params.xmppdata.toLowerCase()) {
-      case 'desc':
-      case 'note':
-        vcard = dom.window.document.querySelector('note text')
-        if (!vcard) {
-          vcard = dom.window.document.querySelector('DESC')
-        }
-        if (vcard) {
-          vcard = vcard.textContent
-        } else {
-          throw new Error('No DESC or NOTE field found in vCard')
-        }
-        break
-
-      default:
-        vcard = dom.window.document.querySelector(req.params.xmppdata)
-          .textContent
-        break
-    }
-    return res.status(200).json(vcard)
-  } catch (error) {
-    return res
-      .status(400)
-      .json({ message: 'Request could not be fulfilled', error: error })
-  }
-})
-
-router.get('/get/twitter/:tweetid', async (req, res) => {
-  if (!twitterEnabled) {
-    return res.status(500).json('Twitter not enabled on server')
-  }
-
-  axios.get(
-    `https://api.twitter.com/1.1/statuses/show.json?id=${req.params.tweetid}`,
-    {
-      headers: {
-        Accept: 'application/json',
-        Authorization: `Bearer ${twitterBearerToken}`
-      }
-    }
-  )
-    .then(data => {
-      return data.data
-    })
-    .then((data) => {
-      return res.status(200).json({ data: data, message: 'Success', error: {} })
-    })
-    .catch((error) => {
-      return res.status(error.statusCode || 400).json({
-        data: [],
-        message: 'Request could not be fulfilled',
-        error: error
-      })
-    })
-})
-
-router.get('/get/matrix/:matrixroomid/:matrixeventid', async (req, res) => {
-  if (!matrixEnabled) {
-    return res.status(500).json('Matrix not enabled on server')
-  }
-
-  const url = `https://${matrixInstance}/_matrix/client/r0/rooms/${req.params.matrixroomid}/event/${req.params.matrixeventid}?access_token=${matrixAccessToken}`
-
-  axios.get(url,
-    {
-      headers: {
-        Accept: 'application/json'
-      }
-    })
-    .then(data => {
-      return data.data
-    })
-    .then((data) => {
-      return res.status(200).json({ data: data, message: 'Success', error: {} })
-    })
-    .catch((error) => {
-      return res.status(error.statusCode || 400).json({
-        data: [],
-        message: 'Request could not be fulfilled',
-        error: error
-      })
-    })
-})
-
-router.get('/get/irc/:ircserver/:ircnick', async (req, res) => {
-  if (!ircEnabled) {
-    return res.status(500).json('IRC not enabled on server')
-  }
-
-  try {
-    const client = new irc.Client(req.params.ircserver, ircNick, {
-      port: 6697,
-      secure: true,
-      channels: []
-    })
-    const reKey = /[a-zA-Z0-9\-_]+\s+:\s(openpgp4fpr:.*)/
-    const reEnd = /End\sof\s.*\staxonomy./
-    const keys = []
-
-    client.addListener('registered', (message) => {
-      client.send(`PRIVMSG NickServ :TAXONOMY ${req.params.ircnick}`)
-    })
-    client.addListener('notice', (nick, to, text, message) => {
-      if (reKey.test(text)) {
-        const match = text.match(reKey)
-        keys.push(match[1])
-      }
-      if (reEnd.test(text)) {
-        client.disconnect()
-        return res
-          .status(200)
-          .json({ data: keys, message: 'Success', error: {} })
-      }
-    })
-  } catch (error) {
-    return res.status(400).json({
-      data: [],
-      message: 'Request could not be fulfilled',
-      error: error
-    })
-  }
-})
-
-module.exports = router

src/proxy/api/v2/index.js

@@ -1,249 +0,0 @@
-/*
-Copyright 2021 Yarmo Mackenbach
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-const router = require('express').Router()
-const { query, validationResult } = require('express-validator')
-const fetcher = require('../../../fetcher')
-const E = require('../../../enums')
-require('dotenv').config()
-
-const opts = {
-  claims: {
-    irc: {
-      nick: process.env.IRC_NICK || null
-    },
-    matrix: {
-      instance: process.env.MATRIX_INSTANCE || null,
-      accessToken: process.env.MATRIX_ACCESS_TOKEN || null
-    },
-    telegram: {
-      token: process.env.TELEGRAM_TOKEN || null
-    },
-    xmpp: {
-      service: process.env.XMPP_SERVICE || null,
-      username: process.env.XMPP_USERNAME || null,
-      password: process.env.XMPP_PASSWORD || null
-    },
-    twitter: {
-      bearerToken: process.env.TWITTER_BEARER_TOKEN || null
-    }
-  }
-}
-
-// Root route
-router.get('/', async (req, res) => {
-  return res.status(400).json({ errors: 'Invalid endpoint' })
-})
-
-// HTTP route
-router.get(
-  '/get/http',
-  query('url').isURL(),
-  query('format').isIn([E.ProofFormat.JSON, E.ProofFormat.TEXT]),
-  (req, res) => {
-    const errors = validationResult(req)
-    if (!errors.isEmpty()) {
-      return res.status(400).json({ errors: errors.array() })
-    }
-
-    fetcher.http
-      .fn(req.query, opts)
-      .then((result) => {
-        switch (req.query.format) {
-          case E.ProofFormat.JSON:
-            return res.status(200).json(result)
-
-          case E.ProofFormat.TEXT:
-            return res.status(200).send(result)
-        }
-      })
-      .catch((err) => {
-        return res.status(400).json({ errors: err.message ? err.message : err })
-      })
-  }
-)
-
-// DNS route
-router.get('/get/dns', query('domain').isFQDN(), (req, res) => {
-  const errors = validationResult(req)
-  if (!errors.isEmpty()) {
-    return res.status(400).json({ errors: errors.array() })
-  }
-
-  fetcher.dns
-    .fn(req.query, opts)
-    .then((data) => {
-      return res.status(200).send(data)
-    })
-    .catch((err) => {
-      return res.status(400).json({ errors: err.message ? err.message : err })
-    })
-})
-
-// XMPP route
-router.get(
-  '/get/xmpp',
-  query('id').isEmail(),
-  query('field').isIn([
-    'fn',
-    'number',
-    'userid',
-    'url',
-    'bday',
-    'nickname',
-    'note',
-    'desc'
-  ]),
-  async (req, res) => {
-    if (
-      !opts.claims.xmpp.service ||
-      !opts.claims.xmpp.username ||
-      !opts.claims.xmpp.password
-    ) {
-      return res.status(501).json({ errors: 'XMPP not enabled on server' })
-    }
-    const errors = validationResult(req)
-    if (!errors.isEmpty()) {
-      return res.status(400).json({ errors: errors.array() })
-    }
-
-    fetcher.xmpp
-      .fn(req.query, opts)
-      .then((data) => {
-        return res.status(200).send(data)
-      })
-      .catch((err) => {
-        return res.status(400).json({ errors: err.message ? err.message : err })
-      })
-  }
-)
-
-// Twitter route
-router.get('/get/twitter', query('tweetId').isInt(), async (req, res) => {
-  if (!opts.claims.twitter.bearerToken) {
-    return res.status(501).json({ errors: 'Twitter not enabled on server' })
-  }
-  const errors = validationResult(req)
-  if (!errors.isEmpty()) {
-    return res.status(400).json({ errors: errors.array() })
-  }
-
-  fetcher.twitter
-    .fn(req.query, opts)
-    .then((data) => {
-      return res.status(200).send(data)
-    })
-    .catch((err) => {
-      return res.status(400).json({ errors: err.message ? err.message : err })
-    })
-})
-
-// Matrix route
-router.get(
-  '/get/matrix',
-  query('roomId').isString(),
-  query('eventId').isString(),
-  async (req, res) => {
-    if (!opts.claims.matrix.instance || !opts.claims.matrix.accessToken) {
-      return res.status(501).json({ errors: 'Matrix not enabled on server' })
-    }
-    const errors = validationResult(req)
-    if (!errors.isEmpty()) {
-      return res.status(400).json({ errors: errors.array() })
-    }
-
-    fetcher.matrix
-      .fn(req.query, opts)
-      .then((data) => {
-        return res.status(200).send(data)
-      })
-      .catch((err) => {
-        return res.status(400).json({ errors: err.message ? err.message : err })
-      })
-  }
-)
-
-// Telegram route
-router.get(
-  '/get/telegram',
-  query('user').isString(),
-  query('chat').isString(),
-  async (req, res) => {
-    if (!opts.claims.telegram.token) {
-      return res.status(501).json({ errors: 'Telegram not enabled on server' })
-    }
-
-    const errors = validationResult(req)
-    if (!errors.isEmpty()) {
-      return res.status(400).json({ errors: errors.array() })
-    }
-
-    fetcher.telegram
-      .fn(req.query, opts)
-      .then((data) => {
-        return res.status(200).send(data)
-      })
-      .catch((err) => {
-        return res.status(400).json({ errors: err.message ? err.message : err })
-      })
-  }
-)
-
-// IRC route
-router.get('/get/irc', query('nick').isString(), async (req, res) => {
-  if (!opts.claims.irc.nick) {
-    return res.status(501).json({ errors: 'IRC not enabled on server' })
-  }
-  const errors = validationResult(req)
-  if (!errors.isEmpty()) {
-    return res.status(400).json({ errors: errors.array() })
-  }
-
-  fetcher.irc
-    .fn(req.query, opts)
-    .then((data) => {
-      return res.status(200).send(data)
-    })
-    .catch((err) => {
-      return res.status(400).json({ errors: err.message ? err.message : err })
-    })
-})
-
-// Gitlab route
-router.get(
-  '/get/gitlab',
-  query('domain').isFQDN(),
-  query('username').isString(),
-  async (req, res) => {
-    const errors = validationResult(req)
-    if (!errors.isEmpty()) {
-      return res.status(400).json({ errors: errors.array() })
-    }
-
-    fetcher.http
-      .fn({
-        url: `https://${req.query.domain}/api/v4/projects/${req.query.username}%2Fgitlab_proof`,
-        format: 'json'
-      }, opts)
-      .then((data) => {
-        return res.status(200).send(data)
-      })
-      .catch((err) => {
-        return res.status(400).json({ errors: err.message ? err.message : err })
-      })
-  }
-)
-
-module.exports = router

src/proxy/index.js

@@ -1,56 +0,0 @@
-/*
-Copyright 2021 Yarmo Mackenbach
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-/*
-Copyright 2020 Yarmo Mackenbach
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-const express = require('express')
-const app = express()
-const cors = require('cors')
-require('dotenv').config()
-
-app.use(cors())
-app.set('port', process.env.PORT || 3000)
-
-app.use('/api/1', require('./api/v1/'))
-app.use('/api/2', require('./api/v2/'))
-
-app.get('/', (req, res) => {
-  return res.status(200).json({ message: 'Available endpoints: /api' })
-})
-app.get('/api', (req, res) => {
-  return res
-    .status(200)
-    .json({ message: 'Available API versions: /api/1, /api/2' })
-})
-app.all('*', (req, res) => {
-  return res.status(404).json({ message: 'API endpoint not found' })
-})
-
-app.listen(app.get('port'), () => {
-  console.log(`Node server listening at http://localhost:${app.get('port')}`)
-})

src/schemas.js

@@ -0,0 +1,373 @@
+/*
+Copyright 2023 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+export const profile = {
+  $schema: 'https://json-schema.org/draft/2020-12/schema',
+  $id: 'https://spec.keyoxide.org/2/profile.schema.json',
+  title: 'Profile',
+  description: 'Keyoxide profile with personas',
+  type: 'object',
+  properties: {
+    profileVersion: {
+      description: 'The version of the profile',
+      type: 'integer'
+    },
+    profileType: {
+      description: 'The type of the profile [openpgp, asp]',
+      type: 'string'
+    },
+    identifier: {
+      description: 'Identifier of the profile (email, fingerprint, URI)',
+      type: 'string'
+    },
+    personas: {
+      description: 'The personas inside the profile',
+      type: 'array',
+      items: {
+        $ref: 'https://spec.keyoxide.org/2/persona.schema.json'
+      },
+      minItems: 1,
+      uniqueItems: true
+    },
+    primaryPersonaIndex: {
+      description: 'The index of the primary persona',
+      type: 'integer'
+    },
+    publicKey: {
+      description: 'The cryptographic key associated with the profile',
+      type: 'object',
+      properties: {
+        keyType: {
+          description: 'The type of cryptographic key [eddsa, es256, openpgp, none]',
+          type: 'string'
+        },
+        encoding: {
+          description: 'The encoding of the cryptographic key [pem, jwk, armored_pgp, none]',
+          type: 'string'
+        },
+        encodedKey: {
+          description: 'The encoded cryptographic key (PEM, stringified JWK, ...)',
+          type: ['string', 'null']
+        },
+        fetch: {
+          description: 'Details on how to fetch the public key',
+          type: 'object',
+          properties: {
+            method: {
+              description: 'The method to fetch the key [aspe, hkp, wkd, http, none]',
+              type: 'string'
+            },
+            query: {
+              description: 'The query to fetch the key',
+              type: ['string', 'null']
+            },
+            resolvedUrl: {
+              description: 'The URL the method eventually resolved to',
+              type: ['string', 'null']
+            }
+          }
+        }
+      },
+      required: [
+        'keyType',
+        'fetch'
+      ]
+    },
+    verifiers: {
+      description: 'A list of links to verifiers',
+      type: 'array',
+      items: {
+        type: 'object',
+        properties: {
+          name: {
+            description: 'Name of the verifier site',
+            type: 'string'
+          },
+          url: {
+            description: 'URL to the profile page on the verifier site',
+            type: 'string'
+          }
+        }
+      },
+      uniqueItems: true
+    }
+  },
+  required: [
+    'profileVersion',
+    'profileType',
+    'identifier',
+    'personas',
+    'primaryPersonaIndex',
+    'publicKey',
+    'verifiers'
+  ],
+  additionalProperties: false
+}
+
+export const persona = {
+  $schema: 'https://json-schema.org/draft/2020-12/schema',
+  $id: 'https://spec.keyoxide.org/2/persona.schema.json',
+  title: 'Profile',
+  description: 'Keyoxide persona with identity claims',
+  type: 'object',
+  properties: {
+    identifier: {
+      description: 'Identifier of the persona',
+      type: ['string', 'null']
+    },
+    name: {
+      description: 'Name of the persona',
+      type: 'string'
+    },
+    email: {
+      description: 'Email address of the persona',
+      type: ['string', 'null']
+    },
+    description: {
+      description: 'Description of the persona',
+      type: ['string', 'null']
+    },
+    avatarUrl: {
+      description: 'URL to an avatar image',
+      type: ['string', 'null']
+    },
+    themeColor: {
+      description: 'Profile page theme color',
+      type: ['string', 'null']
+    },
+    isRevoked: {
+      type: 'boolean'
+    },
+    claims: {
+      description: 'A list of identity claims',
+      type: 'array',
+      items: {
+        $ref: 'https://spec.keyoxide.org/2/claim.schema.json'
+      },
+      uniqueItems: true
+    }
+  },
+  required: [
+    'name',
+    'claims'
+  ],
+  additionalProperties: false
+}
+
+export const claim = {
+  $schema: 'https://json-schema.org/draft/2020-12/schema',
+  $id: 'https://spec.keyoxide.org/2/claim.schema.json',
+  title: 'Identity claim',
+  description: 'Verifiable online identity claim',
+  type: 'object',
+  properties: {
+    claimVersion: {
+      description: 'The version of the claim',
+      type: 'integer'
+    },
+    uri: {
+      description: 'The claim URI',
+      type: 'string'
+    },
+    proofs: {
+      description: 'The proofs that would verify the claim',
+      type: 'array',
+      items: {
+        type: 'string'
+      },
+      minItems: 1,
+      uniqueItems: true
+    },
+    matches: {
+      description: 'Service providers matched to the claim',
+      type: 'array',
+      items: {
+        $ref: 'https://spec.keyoxide.org/2/serviceprovider.schema.json'
+      },
+      uniqueItems: true
+    },
+    status: {
+      type: 'integer',
+      description: 'Claim status code'
+    },
+    display: {
+      type: 'object',
+      properties: {
+        profileName: {
+          type: 'string',
+          description: 'Account name to display in the user interface'
+        },
+        profileUrl: {
+          type: ['string', 'null'],
+          description: 'Profile URL to link to in the user interface'
+        },
+        proofUrl: {
+          type: ['string', 'null'],
+          description: 'Proof URL to link to in the user interface'
+        },
+        serviceProviderName: {
+          type: ['string', 'null'],
+          description: 'Name of the service provider to display in the user interface'
+        },
+        serviceProviderId: {
+          type: ['string', 'null'],
+          description: 'Id of the service provider'
+        }
+      }
+    }
+  },
+  required: [
+    'claimVersion',
+    'uri',
+    'proofs',
+    'status',
+    'display'
+  ],
+  additionalProperties: false
+}
+
+export const serviceprovider = {
+  $schema: 'https://json-schema.org/draft/2020-12/schema',
+  $id: 'https://spec.keyoxide.org/2/serviceprovider.schema.json',
+  title: 'Service provider',
+  description: 'A service provider that can be matched to identity claims',
+  type: 'object',
+  properties: {
+    about: {
+      description: 'Details about the service provider',
+      type: 'object',
+      properties: {
+        name: {
+          description: 'Full name of the service provider',
+          type: 'string'
+        },
+        id: {
+          description: 'Identifier of the service provider (no whitespace or symbols, lowercase)',
+          type: 'string'
+        },
+        homepage: {
+          description: 'URL to the homepage of the service provider',
+          type: ['string', 'null']
+        }
+      }
+    },
+    profile: {
+      description: 'What the profile would look like if the match is correct',
+      type: 'object',
+      properties: {
+        display: {
+          description: 'Profile name to be displayed',
+          type: 'string'
+        },
+        uri: {
+          description: 'URI or URL for public access to the profile',
+          type: 'string'
+        },
+        qr: {
+          description: 'URI or URL associated with the profile usually served as a QR code',
+          type: ['string', 'null']
+        }
+      }
+    },
+    claim: {
+      description: 'Details from the claim matching process',
+      type: 'object',
+      properties: {
+        uriRegularExpression: {
+          description: 'Regular expression used to parse the URI',
+          type: 'string'
+        },
+        uriIsAmbiguous: {
+          description: 'Whether this match automatically excludes other matches',
+          type: 'boolean'
+        }
+      }
+    },
+    proof: {
+      description: 'Information for the proof verification process',
+      type: 'object',
+      properties: {
+        request: {
+          description: 'Details to request the potential proof',
+          type: 'object',
+          properties: {
+            uri: {
+              description: 'Location of the proof',
+              type: ['string', 'null']
+            },
+            accessRestriction: {
+              description: 'Type of access restriction [none, nocors, granted, server]',
+              type: 'string'
+            },
+            fetcher: {
+              description: 'Name of the fetcher to use',
+              type: 'string'
+            },
+            data: {
+              description: 'Data needed by the fetcher or proxy to request the proof',
+              type: 'object',
+              additionalProperties: true
+            }
+          }
+        },
+        response: {
+          description: 'Details about the expected response',
+          type: 'object',
+          properties: {
+            format: {
+              description: 'Expected format of the proof [text, json]',
+              type: 'string'
+            }
+          }
+        },
+        target: {
+          description: 'Details about the target located in the response',
+          type: 'array',
+          items: {
+            type: 'object',
+            properties: {
+              format: {
+                description: 'How is the proof formatted [uri, fingerprint]',
+                type: 'string'
+              },
+              encoding: {
+                description: 'How is the proof encoded [plain, html, xml]',
+                type: 'string'
+              },
+              relation: {
+                description: 'How are the response and the target related [contains, equals]',
+                type: 'string'
+              },
+              path: {
+                description: 'Path to the target location if the response is JSON',
+                type: 'array',
+                items: {
+                  type: 'string'
+                }
+              }
+            }
+          }
+        }
+      }
+    }
+  },
+  required: [
+    'about',
+    'profile',
+    'claim',
+    'proof'
+  ],
+  additionalProperties: false
+}

src/serviceProvider.js

@@ -0,0 +1,62 @@
+/*
+Copyright 2023 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+/**
+ * A service provider matched to an identity claim
+ * @class
+ * @public
+ */
+export class ServiceProvider {
+  /**
+   * @param {import('./types').ServiceProviderObject} serviceProviderObject - JSON representation of a {@link ServiceProvider}
+   */
+  constructor (serviceProviderObject) {
+    /**
+     * Details about the service provider
+     * @type {import('./types').ServiceProviderAbout}
+     */
+    this.about = serviceProviderObject.about
+    /**
+     * What the profile would look like if a claim matches this service provider
+     * @type {import('./types').ServiceProviderProfile}
+     */
+    this.profile = serviceProviderObject.profile
+    /**
+     * Information about the claim matching process
+     * @type {import('./types').ServiceProviderClaim}
+     */
+    this.claim = serviceProviderObject.claim
+    /**
+     * Information for the proof verification process
+     * @type {import('./types').ServiceProviderProof}
+     */
+    this.proof = serviceProviderObject.proof
+  }
+
+  /**
+   * Get a JSON representation of the {@link ServiceProvider}
+   * @function
+   * @returns {import('./types').ServiceProviderObject} JSON representation of a {@link ServiceProvider}
+   */
+  toJSON () {
+    return {
+      about: this.about,
+      profile: this.profile,
+      claim: this.claim,
+      proof: this.proof
+    }
+  }
+}

src/serviceProviders/activitypub.js

@@ -0,0 +1,270 @@
+/*
+Copyright 2022 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+/**
+ * ActivityPub service provider ({@link https://docs.keyoxide.org/service-providers/activitypub/|Keyoxide docs})
+ * @module serviceProviders/activitypub
+ * @example
+ * import { ServiceProviderDefinitions } from 'doipjs';
+ * const sp = ServiceProviderDefinitions.data.activitypub.processURI('https://domain.example/@alice');
+ */
+
+import * as E from '../enums.js'
+import { fetcher } from '../index.js'
+import { ServiceProvider } from '../serviceProvider.js'
+
+export const reURI = /^https:\/\/(.*)\/?/
+
+/**
+ * @function
+ * @param {string} uri - Claim URI to process
+ * @returns {ServiceProvider} The service provider information based on the claim URI
+ */
+export function processURI (uri) {
+  return new ServiceProvider({
+    about: {
+      id: 'activitypub',
+      name: 'ActivityPub',
+      homepage: 'https://activitypub.rocks'
+    },
+    profile: {
+      display: uri,
+      uri,
+      qr: null
+    },
+    claim: {
+      uriRegularExpression: reURI.toString().toString(),
+      uriIsAmbiguous: true
+    },
+    proof: {
+      request: {
+        uri,
+        fetcher: E.Fetcher.ACTIVITYPUB,
+        accessRestriction: E.ProofAccessRestriction.NONE,
+        data: {
+          url: uri
+        }
+      },
+      response: {
+        format: E.ProofFormat.JSON
+      },
+      target: [
+        {
+          format: E.ClaimFormat.URI,
+          encoding: E.EntityEncodingFormat.PLAIN,
+          relation: E.ClaimRelation.CONTAINS,
+          path: ['summary']
+        },
+        {
+          format: E.ClaimFormat.URI,
+          encoding: E.EntityEncodingFormat.PLAIN,
+          relation: E.ClaimRelation.CONTAINS,
+          path: ['attachment', 'value']
+        },
+        {
+          format: E.ClaimFormat.URI,
+          encoding: E.EntityEncodingFormat.PLAIN,
+          relation: E.ClaimRelation.CONTAINS,
+          path: ['content']
+        }
+      ]
+    }
+  })
+}
+
+export const functions = {
+  postprocess: async (/** @type {ServiceProvider} */ claimData, proofData, opts) => {
+    switch (proofData.result.type) {
+      case 'Note': {
+        claimData.profile.uri = proofData.result.attributedTo
+        claimData.profile.display = proofData.result.attributedTo
+        const personData = await fetcher.activitypub.fn({ url: proofData.result.attributedTo }, opts)
+          .catch(_ => null)
+        if (personData) {
+          claimData.profile.display = `@${personData.preferredUsername}@${new URL(claimData.proof.request.uri).hostname}`
+        }
+        break
+      }
+
+      case 'Person':
+        claimData.profile.display = `@${proofData.result.preferredUsername}@${new URL(claimData.proof.request.uri).hostname}`
+        break
+
+      default:
+        break
+    }
+
+    // Attempt to fetch and process the instance's NodeInfo data
+    const nodeinfo = await _processNodeinfo(new URL(claimData.proof.request.uri).hostname)
+    if (nodeinfo) {
+      claimData.about.name = nodeinfo.software.name
+      claimData.about.id = nodeinfo.software.name
+      claimData.about.homepage = nodeinfo.software.homepage
+    }
+
+    return { claimData, proofData }
+  }
+}
+
+const _processNodeinfo = async (/** @type {string} */ domain) => {
+  const nodeinfoRef = await fetch(`https://${domain}/.well-known/nodeinfo`)
+    .then(res => {
+      if (res.status !== 200) {
+        throw new Error('HTTP Status was not 200')
+      }
+      return res.json()
+    })
+    .catch(_ => {
+      return null
+    })
+
+  if (!nodeinfoRef) return null
+
+  // NodeInfo version 2.1
+  {
+    const nodeinfo = nodeinfoRef.links.find(x => { return x.rel === 'http://nodeinfo.diaspora.software/ns/schema/2.1' })
+    if (nodeinfo) {
+      return await fetch(nodeinfo.href)
+        .then(res => {
+          if (res.status !== 200) {
+            throw new Error('HTTP Status was not 200')
+          }
+          return res.json()
+        })
+        .then(res => {
+          return {
+            software: {
+              name: res.software.name,
+              version: res.software.version,
+              homepage: res.software.homepage || 'https://activitypub.rocks'
+            }
+          }
+        })
+        .catch(_ => {
+          return null
+        })
+    }
+  }
+  // NodeInfo version 2.0
+  {
+    const nodeinfo = nodeinfoRef.links.find(x => { return x.rel === 'http://nodeinfo.diaspora.software/ns/schema/2.0' })
+    if (nodeinfo) {
+      return await fetch(nodeinfo.href)
+        .then(res => {
+          if (res.status !== 200) {
+            throw new Error('HTTP Status was not 200')
+          }
+          return res.json()
+        })
+        .then(res => {
+          return {
+            software: {
+              name: res.software.name,
+              version: res.software.version,
+              homepage: 'https://activitypub.rocks'
+            }
+          }
+        })
+        .catch(_ => {
+          return null
+        })
+    }
+  }
+  // NodeInfo version 1.1
+  {
+    const nodeinfo = nodeinfoRef.links.find(x => { return x.rel === 'http://nodeinfo.diaspora.software/ns/schema/1.1' })
+    if (nodeinfo) {
+      return await fetch(nodeinfo.href)
+        .then(res => {
+          if (res.status !== 200) {
+            throw new Error('HTTP Status was not 200')
+          }
+          return res.json()
+        })
+        .then(res => {
+          return {
+            software: {
+              name: res.software.name,
+              version: res.software.version,
+              homepage: 'https://activitypub.rocks'
+            }
+          }
+        })
+        .catch(_ => {
+          return null
+        })
+    }
+  }
+  // NodeInfo version 1.0
+  {
+    const nodeinfo = nodeinfoRef.links.find(x => { return x.rel === 'http://nodeinfo.diaspora.software/ns/schema/1.0' })
+    if (nodeinfo) {
+      return await fetch(nodeinfo.href)
+        .then(res => {
+          if (res.status !== 200) {
+            throw new Error('HTTP Status was not 200')
+          }
+          return res.json()
+        })
+        .then(res => {
+          return {
+            software: {
+              name: res.software.name,
+              version: res.software.version,
+              homepage: 'https://activitypub.rocks'
+            }
+          }
+        })
+        .catch(_ => {
+          return null
+        })
+    }
+  }
+}
+
+export const tests = [
+  {
+    uri: 'https://domain.org',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.org/@/alice/',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.org/@alice',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.org/@alice/123456',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.org/u/alice/',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.org/users/alice/',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.org/users/alice/123456',
+    shouldMatch: true
+  },
+  {
+    uri: 'http://domain.org/alice',
+    shouldMatch: false
+  }
+]

src/serviceProviders/aspe.js

@@ -0,0 +1,95 @@
+/*
+Copyright 2024 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+/**
+ * ASPE service provider ({@link https://docs.keyoxide.org/service-providers/aspe/|Keyoxide docs})
+ * @module serviceProviders/aspe
+ * @example
+ * import { ServiceProviderDefinitions } from 'doipjs';
+ * const sp = ServiceProviderDefinitions.data.activitypub.processURI('aspe:domain.example:abc123def456');
+ */
+
+import isFQDN from 'validator/lib/isFQDN.js'
+import * as E from '../enums.js'
+import { ServiceProvider } from '../serviceProvider.js'
+
+export const reURI = /^aspe:([a-zA-Z0-9.\-_]*):([a-zA-Z0-9]*)/
+
+/**
+ * @function
+ * @param {string} uri - Claim URI to process
+ * @returns {ServiceProvider} The service provider information based on the claim URI
+ */
+export function processURI (uri) {
+  const match = uri.match(reURI)
+
+  if (!isFQDN(match[1])) {
+    return null
+  }
+
+  return new ServiceProvider({
+    about: {
+      id: 'aspe',
+      name: 'ASPE'
+    },
+    profile: {
+      display: uri,
+      uri,
+      qr: null
+    },
+    claim: {
+      uriRegularExpression: reURI.toString(),
+      uriIsAmbiguous: false
+    },
+    proof: {
+      request: {
+        uri: null,
+        fetcher: E.Fetcher.ASPE,
+        accessRestriction: E.ProofAccessRestriction.NONE,
+        data: {
+          aspeUri: uri
+        }
+      },
+      response: {
+        format: E.ProofFormat.JSON
+      },
+      target: [{
+        format: E.ClaimFormat.URI,
+        encoding: E.EntityEncodingFormat.PLAIN,
+        relation: E.ClaimRelation.CONTAINS,
+        path: ['claims']
+      }]
+    }
+  })
+}
+
+export const tests = [
+  {
+    uri: 'aspe:domain.tld:abc123def456',
+    shouldMatch: true
+  },
+  {
+    uri: 'aspe:domain.tld',
+    shouldMatch: false
+  },
+  {
+    uri: 'dns:domain.tld',
+    shouldMatch: false
+  },
+  {
+    uri: 'https://domain.tld',
+    shouldMatch: false
+  }
+]

src/serviceProviders/discord.js

@@ -0,0 +1,127 @@
+/*
+Copyright 2024 Bram Hagens
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+/**
+ * Discord service provider
+ * @module serviceProviders/discord
+ * @example
+ * import { ServiceProviderDefinitions } from 'doipjs';
+ * const sp = ServiceProviderDefinitions.data.discord.processURI('https://discord.com/invite/AbCdEf');
+ */
+
+import * as E from '../enums.js'
+import { ServiceProvider } from '../serviceProvider.js'
+
+export const reURI = /^https:\/\/(?:discord\.gg|discord\.com\/invite)\/(.+)/
+
+/**
+ * @function
+ * @param {string} uri - Claim URI to process
+ * @returns {ServiceProvider} The service provider information based on the claim URI
+ */
+export function processURI (uri) {
+  const match = uri.match(reURI)
+
+  return new ServiceProvider({
+    about: {
+      id: 'discord',
+      name: 'Discord',
+      homepage: 'https://discord.com'
+    },
+    profile: {
+      display: null,
+      uri: null,
+      qr: null
+    },
+    claim: {
+      uriRegularExpression: reURI.toString(),
+      uriIsAmbiguous: false
+    },
+    // Get proof from invites (https://discord.com/developers/docs/resources/invite#get-invite)
+    // See https://discord.com/developers/docs/reference#api-versioning for Discord's API versioning
+    proof: {
+      request: {
+        uri: `https://discord.com/api/v10/invites/${match[1]}`,
+        fetcher: E.Fetcher.HTTP,
+        accessRestriction: E.ProofAccessRestriction.NOCORS,
+        data: {
+          url: `https://discord.com/api/v10/invites/${match[1]}`,
+          format: E.ProofFormat.JSON
+        }
+      },
+      response: {
+        format: E.ProofFormat.JSON
+      },
+      target: [
+        {
+          format: E.ClaimFormat.URI,
+          encoding: E.EntityEncodingFormat.PLAIN,
+          relation: E.ClaimRelation.CONTAINS,
+          path: ['guild', 'description']
+        },
+        {
+          format: E.ClaimFormat.URI,
+          encoding: E.EntityEncodingFormat.PLAIN,
+          relation: E.ClaimRelation.CONTAINS,
+          path: ['guild', 'name']
+        }
+      ]
+    }
+  })
+}
+
+export const functions = {
+  postprocess: async (claimData, proofData, opts) => {
+    // Extract inviter's username from https://discord.com/developers/docs/resources/invite#invite-object
+    claimData.profile.display = proofData.result.inviter.username
+
+    return { claimData, proofData }
+  }
+}
+
+export const tests = [
+  {
+    uri: 'https://discord.com/invite/AbCdEf',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://discord.com/invite/AbCdEfGh',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://discord.gg/AbCdEf',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://discord.gg/AbCdEfGh',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.com/invite/AbCdEf',
+    shouldMatch: false
+  },
+  {
+    uri: 'https://domain.gg/AbCdEf',
+    shouldMatch: false
+  },
+  {
+    uri: 'https://discord.com/invite/',
+    shouldMatch: false
+  },
+  {
+    uri: 'https://discord.gg/',
+    shouldMatch: false
+  }
+]

src/serviceProviders/discourse.js

@@ -0,0 +1,88 @@
+/*
+Copyright 2021 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+/**
+ * Discourse service provider ({@link https://docs.keyoxide.org/service-providers/discourse/|Keyoxide docs})
+ * @module serviceProviders/discourse
+ * @example
+ * import { ServiceProviderDefinitions } from 'doipjs';
+ * const sp = ServiceProviderDefinitions.data.activitypub.processURI('https://domain.example/u/alice');
+ */
+
+import * as E from '../enums.js'
+import { ServiceProvider } from '../serviceProvider.js'
+
+export const reURI = /^https:\/\/(.*)\/u\/(.*)\/?/
+
+/**
+ * @function
+ * @param {string} uri - Claim URI to process
+ * @returns {ServiceProvider} The service provider information based on the claim URI
+ */
+export function processURI (uri) {
+  const match = uri.match(reURI)
+
+  return new ServiceProvider({
+    about: {
+      id: 'discourse',
+      name: 'Discourse',
+      homepage: 'https://www.discourse.org'
+    },
+    profile: {
+      display: `${match[2]}@${match[1]}`,
+      uri,
+      qr: null
+    },
+    claim: {
+      uriRegularExpression: reURI.toString().toString(),
+      uriIsAmbiguous: true
+    },
+    proof: {
+      request: {
+        uri,
+        fetcher: E.Fetcher.HTTP,
+        accessRestriction: E.ProofAccessRestriction.NOCORS,
+        data: {
+          url: `https://${match[1]}/u/${match[2]}.json`,
+          format: E.ProofFormat.JSON
+        }
+      },
+      response: {
+        format: E.ProofFormat.JSON
+      },
+      target: [{
+        format: E.ClaimFormat.URI,
+        encoding: E.EntityEncodingFormat.PLAIN,
+        relation: E.ClaimRelation.CONTAINS,
+        path: ['user', 'bio_raw']
+      }]
+    }
+  })
+}
+
+export const tests = [
+  {
+    uri: 'https://domain.org/u/alice',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.org/u/alice/',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.org/alice',
+    shouldMatch: false
+  }
+]

src/serviceProviders/dns.js

@@ -0,0 +1,86 @@
+/*
+Copyright 2021 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+/**
+ * DNS service provider ({@link https://docs.keyoxide.org/service-providers/dns/|Keyoxide docs})
+ * @module serviceProviders/dns
+ * @example
+ * import { ServiceProviderDefinitions } from 'doipjs';
+ * const sp = ServiceProviderDefinitions.data.dns.processURI('dns:domain.example?type=TXT');
+ */
+
+import * as E from '../enums.js'
+import { ServiceProvider } from '../serviceProvider.js'
+
+export const reURI = /^dns:([a-zA-Z0-9.\-_]*)(?:\?(.*))?/
+
+/**
+ * @function
+ * @param {string} uri - Claim URI to process
+ * @returns {ServiceProvider} The service provider information based on the claim URI
+ */
+export function processURI (uri) {
+  const match = uri.match(reURI)
+
+  return new ServiceProvider({
+    about: {
+      id: 'dns',
+      name: 'DNS'
+    },
+    profile: {
+      display: match[1],
+      uri: `https://${match[1]}`,
+      qr: null
+    },
+    claim: {
+      uriRegularExpression: reURI.toString(),
+      uriIsAmbiguous: false
+    },
+    proof: {
+      request: {
+        uri: null,
+        fetcher: E.Fetcher.DNS,
+        accessRestriction: E.ProofAccessRestriction.SERVER,
+        data: {
+          domain: match[1]
+        }
+      },
+      response: {
+        format: E.ProofFormat.JSON
+      },
+      target: [{
+        format: E.ClaimFormat.URI,
+        encoding: E.EntityEncodingFormat.PLAIN,
+        relation: E.ClaimRelation.CONTAINS,
+        path: ['records', 'txt']
+      }]
+    }
+  })
+}
+
+export const tests = [
+  {
+    uri: 'dns:domain.org',
+    shouldMatch: true
+  },
+  {
+    uri: 'dns:domain.org?type=TXT',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.org',
+    shouldMatch: false
+  }
+]

src/serviceProviders/forem.js

@@ -0,0 +1,88 @@
+/*
+Copyright 2021 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+/**
+ * Forem service provider ({@link https://docs.keyoxide.org/service-providers/forem/|Keyoxide docs})
+ * @module serviceProviders/forem
+ * @example
+ * import { ServiceProviderDefinitions } from 'doipjs';
+ * const sp = ServiceProviderDefinitions.data.forem.processURI('https://domain.example/alice/title');
+ */
+
+import * as E from '../enums.js'
+import { ServiceProvider } from '../serviceProvider.js'
+
+export const reURI = /^https:\/\/(.*)\/(.*)\/(.*)\/?/
+
+/**
+ * @function
+ * @param {string} uri - Claim URI to process
+ * @returns {ServiceProvider} The service provider information based on the claim URI
+ */
+export function processURI (uri) {
+  const match = uri.match(reURI)
+
+  return new ServiceProvider({
+    about: {
+      id: 'forem',
+      name: 'Forem',
+      homepage: 'https://www.forem.com'
+    },
+    profile: {
+      display: `${match[2]}@${match[1]}`,
+      uri: `https://${match[1]}/${match[2]}`,
+      qr: null
+    },
+    claim: {
+      uriRegularExpression: reURI.toString().toString(),
+      uriIsAmbiguous: true
+    },
+    proof: {
+      request: {
+        uri,
+        fetcher: E.Fetcher.HTTP,
+        accessRestriction: E.ProofAccessRestriction.NOCORS,
+        data: {
+          url: `https://${match[1]}/api/articles/${match[2]}/${match[3]}`,
+          format: E.ProofFormat.JSON
+        }
+      },
+      response: {
+        format: E.ProofFormat.JSON
+      },
+      target: [{
+        format: E.ClaimFormat.URI,
+        encoding: E.EntityEncodingFormat.PLAIN,
+        relation: E.ClaimRelation.CONTAINS,
+        path: ['body_markdown']
+      }]
+    }
+  })
+}
+
+export const tests = [
+  {
+    uri: 'https://domain.org/alice/post',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.org/alice/post/',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.org/alice',
+    shouldMatch: false
+  }
+]

src/serviceProviders/forgejo.js

@@ -0,0 +1,101 @@
+/*
+Copyright 2023 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+/**
+ * Forgejo service provider ({@link https://docs.keyoxide.org/service-providers/forgejo/|Keyoxide docs})
+ * @module serviceProviders/forgejo
+ * @example
+ * import { ServiceProviderDefinitions } from 'doipjs';
+ * const sp = ServiceProviderDefinitions.data.forgejo.processURI('https://domain.example/alice/repo');
+ */
+
+import * as E from '../enums.js'
+import { fetcher } from '../index.js'
+import { ServiceProvider } from '../serviceProvider.js'
+
+export const reURI = /^https:\/\/(.*)\/(.*)\/(.*)\/?/
+
+/**
+ * @function
+ * @param {string} uri - Claim URI to process
+ * @returns {ServiceProvider} The service provider information based on the claim URI
+ */
+export function processURI (uri) {
+  const match = uri.match(reURI)
+
+  return new ServiceProvider({
+    about: {
+      id: 'forgejo',
+      name: 'Forgejo',
+      homepage: 'https://forgejo.org'
+    },
+    profile: {
+      display: `${match[2]}@${match[1]}`,
+      uri: `https://${match[1]}/${match[2]}`,
+      qr: null
+    },
+    claim: {
+      uriRegularExpression: reURI.toString(),
+      uriIsAmbiguous: true
+    },
+    proof: {
+      request: {
+        uri,
+        fetcher: E.Fetcher.HTTP,
+        accessRestriction: E.ProofAccessRestriction.NOCORS,
+        data: {
+          url: `https://${match[1]}/api/v1/repos/${match[2]}/${match[3]}`,
+          format: E.ProofFormat.JSON
+        }
+      },
+      response: {
+        format: E.ProofFormat.JSON
+      },
+      target: [{
+        format: E.ClaimFormat.URI,
+        encoding: E.EntityEncodingFormat.PLAIN,
+        relation: E.ClaimRelation.EQUALS,
+        path: ['description']
+      }]
+    }
+  })
+}
+
+export const functions = {
+  validate: async (/** @type {ServiceProvider} */ claimData, proofData, opts) => {
+    const url = `https://${new URL(claimData.proof.request.uri).hostname}/api/forgejo/v1/version`
+    const forgejoData = await fetcher.http.fn({ url, format: E.ProofFormat.JSON }, opts)
+    return forgejoData && 'version' in forgejoData
+  }
+}
+
+export const tests = [
+  {
+    uri: 'https://domain.org/alice/forgejo_proof',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.org/alice/forgejo_proof/',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.org/alice/other_proof',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.org/alice',
+    shouldMatch: false
+  }
+]

src/serviceProviders/gitea.js

@@ -0,0 +1,92 @@
+/*
+Copyright 2021 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+/**
+ * Gitea service provider ({@link https://docs.keyoxide.org/service-providers/gitea/|Keyoxide docs})
+ * @module serviceProviders/gitea
+ * @example
+ * import { ServiceProviderDefinitions } from 'doipjs';
+ * const sp = ServiceProviderDefinitions.data.gitea.processURI('https://domain.example/alice/repo');
+ */
+
+import * as E from '../enums.js'
+import { ServiceProvider } from '../serviceProvider.js'
+
+export const reURI = /^https:\/\/(.*)\/(.*)\/(.*)\/?/
+
+/**
+ * @function
+ * @param {string} uri - Claim URI to process
+ * @returns {ServiceProvider} The service provider information based on the claim URI
+ */
+export function processURI (uri) {
+  const match = uri.match(reURI)
+
+  return new ServiceProvider({
+    about: {
+      id: 'gitea',
+      name: 'Gitea',
+      homepage: 'https://about.gitea.com'
+    },
+    profile: {
+      display: `${match[2]}@${match[1]}`,
+      uri: `https://${match[1]}/${match[2]}`,
+      qr: null
+    },
+    claim: {
+      uriRegularExpression: reURI.toString(),
+      uriIsAmbiguous: true
+    },
+    proof: {
+      request: {
+        uri,
+        fetcher: E.Fetcher.HTTP,
+        accessRestriction: E.ProofAccessRestriction.NOCORS,
+        data: {
+          url: `https://${match[1]}/api/v1/repos/${match[2]}/${match[3]}`,
+          format: E.ProofFormat.JSON
+        }
+      },
+      response: {
+        format: E.ProofFormat.JSON
+      },
+      target: [{
+        format: E.ClaimFormat.URI,
+        encoding: E.EntityEncodingFormat.PLAIN,
+        relation: E.ClaimRelation.EQUALS,
+        path: ['description']
+      }]
+    }
+  })
+}
+
+export const tests = [
+  {
+    uri: 'https://domain.org/alice/gitea_proof',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.org/alice/gitea_proof/',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.org/alice/other_proof',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.org/alice',
+    shouldMatch: false
+  }
+]

src/serviceProviders/github.js

@@ -0,0 +1,96 @@
+/*
+Copyright 2021 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+/**
+ * Github service provider ({@link https://docs.keyoxide.org/service-providers/github/|Keyoxide docs})
+ * @module serviceProviders/github
+ * @example
+ * import { ServiceProviderDefinitions } from 'doipjs';
+ * const sp = ServiceProviderDefinitions.data.github.processURI('https://gist.github.com/alice/title');
+ */
+
+import * as E from '../enums.js'
+import { ServiceProvider } from '../serviceProvider.js'
+
+export const reURI = /^https:\/\/gist\.github\.com\/(.*)\/(.*)\/?/
+
+/**
+ * @function
+ * @param {string} uri - Claim URI to process
+ * @returns {ServiceProvider} The service provider information based on the claim URI
+ */
+export function processURI (uri) {
+  const match = uri.match(reURI)
+
+  return new ServiceProvider({
+    about: {
+      id: 'github',
+      name: 'GitHub',
+      homepage: 'https://github.com'
+    },
+    profile: {
+      display: match[1],
+      uri: `https://github.com/${match[1]}`,
+      qr: null
+    },
+    claim: {
+      uriRegularExpression: reURI.toString(),
+      uriIsAmbiguous: false
+    },
+    proof: {
+      request: {
+        uri,
+        fetcher: E.Fetcher.HTTP,
+        accessRestriction: E.ProofAccessRestriction.NONE,
+        data: {
+          url: `https://api.github.com/gists/${match[2]}`,
+          format: E.ProofFormat.JSON
+        }
+      },
+      response: {
+        format: E.ProofFormat.JSON
+      },
+      target: [
+        {
+          format: E.ClaimFormat.URI,
+          encoding: E.EntityEncodingFormat.PLAIN,
+          relation: E.ClaimRelation.CONTAINS,
+          path: ['files', 'proof.md', 'content']
+        },
+        {
+          format: E.ClaimFormat.URI,
+          encoding: E.EntityEncodingFormat.PLAIN,
+          relation: E.ClaimRelation.CONTAINS,
+          path: ['files', 'openpgp.md', 'content']
+        }
+      ]
+    }
+  })
+}
+
+export const tests = [
+  {
+    uri: 'https://gist.github.com/Alice/123456789',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://gist.github.com/Alice/123456789/',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.org/Alice/123456789',
+    shouldMatch: false
+  }
+]

src/serviceProviders/gitlab.js

@@ -13,48 +13,65 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */
-const E = require('../enums')
+/**
+ * Gitlab service provider ({@link https://docs.keyoxide.org/service-providers/gitlab/|Keyoxide docs})
+ * @module serviceProviders/gitlab
+ * @example
+ * import { ServiceProviderDefinitions } from 'doipjs';
+ * const sp = ServiceProviderDefinitions.data.gitlab.processURI('https://domain.example/alice/repo');
+ */
 
-const reURI = /^https:\/\/(.*)\/(.*)\/gitlab_proof\/?/
+import * as E from '../enums.js'
+import { ServiceProvider } from '../serviceProvider.js'
 
-const processURI = (uri) => {
+export const reURI = /^https:\/\/(.*)\/(.*)\/gitlab_proof\/?/
+
+/**
+ * @function
+ * @param {string} uri - Claim URI to process
+ * @returns {ServiceProvider} The service provider information based on the claim URI
+ */
+export function processURI (uri) {
   const match = uri.match(reURI)
 
-  return {
+  return new ServiceProvider({
-    serviceprovider: {
+    about: {
-      type: 'web',
+      id: 'gitlab',
-      name: 'gitlab'
+      name: 'GitLab',
-    },
+      homepage: 'https://about.gitlab.com'
-    match: {
-      regularExpression: reURI,
-      isAmbiguous: true
     },
     profile: {
       display: `${match[2]}@${match[1]}`,
       uri: `https://${match[1]}/${match[2]}`,
       qr: null
     },
+    claim: {
+      uriRegularExpression: reURI.toString(),
+      uriIsAmbiguous: true
+    },
     proof: {
-      uri: uri,
       request: {
         fetcher: E.Fetcher.HTTP,
-        access: E.ProofAccess.GENERIC,
+        accessRestriction: E.ProofAccessRestriction.NONE,
-        format: E.ProofFormat.JSON,
         data: {
           url: `https://${match[1]}/api/v4/projects/${match[2]}%2Fgitlab_proof`,
           format: E.ProofFormat.JSON
         }
-      }
+      },
-    },
+      response: {
-    claim: {
+        format: E.ProofFormat.JSON
-      format: E.ClaimFormat.URI,
+      },
-      relation: E.ClaimRelation.EQUALS,
+      target: [{
-      path: ['description']
+        format: E.ClaimFormat.URI,
+        encoding: E.EntityEncodingFormat.PLAIN,
+        relation: E.ClaimRelation.EQUALS,
+        path: ['description']
+      }]
     }
-  }
+  })
 }
 
-const tests = [
+export const tests = [
   {
     uri: 'https://gitlab.domain.org/alice/gitlab_proof',
     shouldMatch: true
@@ -68,7 +85,3 @@ const tests = [
     shouldMatch: false
   }
 ]
-
-exports.reURI = reURI
-exports.processURI = processURI
-exports.tests = tests

src/serviceProviders/hackernews.js

@@ -0,0 +1,88 @@
+/*
+Copyright 2021 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+/**
+ * Hackernews service provider ({@link https://docs.keyoxide.org/service-providers/hackernews/|Keyoxide docs})
+ * @module serviceProviders/hackernews
+ * @example
+ * import { ServiceProviderDefinitions } from 'doipjs';
+ * const sp = ServiceProviderDefinitions.data.hackernews.processURI('https://news.ycombinator.com/user?id=alice');
+ */
+
+import * as E from '../enums.js'
+import { ServiceProvider } from '../serviceProvider.js'
+
+export const reURI = /^https:\/\/news\.ycombinator\.com\/user\?id=(.*)\/?/
+
+/**
+ * @function
+ * @param {string} uri - Claim URI to process
+ * @returns {ServiceProvider} The service provider information based on the claim URI
+ */
+export function processURI (uri) {
+  const match = uri.match(reURI)
+
+  return new ServiceProvider({
+    about: {
+      id: 'hackernews',
+      name: 'Hacker News',
+      homepage: 'https://news.ycombinator.com'
+    },
+    profile: {
+      display: match[1],
+      uri,
+      qr: null
+    },
+    claim: {
+      uriRegularExpression: reURI.toString(),
+      uriIsAmbiguous: false
+    },
+    proof: {
+      request: {
+        uri: `https://hacker-news.firebaseio.com/v0/user/${match[1]}.json`,
+        fetcher: E.Fetcher.HTTP,
+        accessRestriction: E.ProofAccessRestriction.NOCORS,
+        data: {
+          url: `https://hacker-news.firebaseio.com/v0/user/${match[1]}.json`,
+          format: E.ProofFormat.JSON
+        }
+      },
+      response: {
+        format: E.ProofFormat.JSON
+      },
+      target: [{
+        format: E.ClaimFormat.URI,
+        encoding: E.EntityEncodingFormat.HTML,
+        relation: E.ClaimRelation.CONTAINS,
+        path: ['about']
+      }]
+    }
+  })
+}
+
+export const tests = [
+  {
+    uri: 'https://news.ycombinator.com/user?id=Alice',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://news.ycombinator.com/user?id=Alice/',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.org/user?id=Alice',
+    shouldMatch: false
+  }
+]

src/serviceProviders/index.js

@@ -0,0 +1,75 @@
+/*
+Copyright 2021 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+import * as aspe from './aspe.js'
+import * as openpgp from './openpgp.js'
+import * as dns from './dns.js'
+import * as irc from './irc.js'
+import * as xmpp from './xmpp.js'
+import * as matrix from './matrix.js'
+import * as telegram from './telegram.js'
+import * as twitter from './twitter.js'
+import * as reddit from './reddit.js'
+import * as liberapay from './liberapay.js'
+import * as lichess from './lichess.js'
+import * as hackernews from './hackernews.js'
+import * as lobsters from './lobsters.js'
+import * as forem from './forem.js'
+import * as forgejo from './forgejo.js'
+import * as gitea from './gitea.js'
+import * as gitlab from './gitlab.js'
+import * as github from './github.js'
+import * as activitypub from './activitypub.js'
+import * as discourse from './discourse.js'
+import * as owncast from './owncast.js'
+import * as stackexchange from './stackexchange.js'
+import * as keybase from './keybase.js'
+import * as opencollective from './opencollective.js'
+import * as orcid from './orcid.js'
+import * as pronounscc from './pronounscc.js'
+import * as discord from './discord.js'
+
+const _data = {
+  aspe,
+  openpgp,
+  dns,
+  irc,
+  xmpp,
+  matrix,
+  telegram,
+  twitter,
+  reddit,
+  liberapay,
+  lichess,
+  hackernews,
+  lobsters,
+  forem,
+  forgejo,
+  gitea,
+  gitlab,
+  github,
+  activitypub,
+  discourse,
+  owncast,
+  stackexchange,
+  keybase,
+  opencollective,
+  orcid,
+  pronounscc,
+  discord
+}
+
+export const list = Object.keys(_data)
+export { _data as data }

src/serviceProviders/irc.js

@@ -0,0 +1,91 @@
+/*
+Copyright 2021 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+/**
+ * IRC service provider ({@link https://docs.keyoxide.org/service-providers/irc/|Keyoxide docs})
+ * @module serviceProviders/irc
+ * @example
+ * import { ServiceProviderDefinitions } from 'doipjs';
+ * const sp = ServiceProviderDefinitions.data.irc.processURI('irc://domain.example/alice');
+ */
+
+import * as E from '../enums.js'
+import { ServiceProvider } from '../serviceProvider.js'
+
+export const reURI = /^irc:\/\/(.*)\/([a-zA-Z0-9\-[\]\\`_^{|}]*)/
+
+/**
+ * @function
+ * @param {string} uri - Claim URI to process
+ * @returns {ServiceProvider} The service provider information based on the claim URI
+ */
+export function processURI (uri) {
+  const match = uri.match(reURI)
+
+  return new ServiceProvider({
+    about: {
+      id: 'irc',
+      name: 'IRC'
+    },
+    profile: {
+      display: `${match[1]}/${match[2]}`,
+      uri,
+      qr: null
+    },
+    claim: {
+      uriRegularExpression: reURI.toString(),
+      uriIsAmbiguous: false
+    },
+    proof: {
+      request: {
+        uri: null,
+        fetcher: E.Fetcher.IRC,
+        accessRestriction: E.ProofAccessRestriction.SERVER,
+        data: {
+          domain: match[1],
+          nick: match[2]
+        }
+      },
+      response: {
+        format: E.ProofFormat.JSON
+      },
+      target: [{
+        format: E.ClaimFormat.URI,
+        encoding: E.EntityEncodingFormat.PLAIN,
+        relation: E.ClaimRelation.CONTAINS,
+        path: []
+      }]
+    }
+  })
+}
+
+export const tests = [
+  {
+    uri: 'irc://chat.ircserver.org/Alice1',
+    shouldMatch: true
+  },
+  {
+    uri: 'irc://chat.ircserver.org/alice?param=123',
+    shouldMatch: true
+  },
+  {
+    uri: 'irc://chat.ircserver.org/alice_bob',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://chat.ircserver.org/alice',
+    shouldMatch: false
+  }
+]

src/serviceProviders/keybase.js

@@ -0,0 +1,88 @@
+/*
+Copyright 2023 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+/**
+ * Keybase service provider ({@link https://docs.keyoxide.org/service-providers/keybase/|Keyoxide docs})
+ * @module serviceProviders/keybase
+ * @example
+ * import { ServiceProviderDefinitions } from 'doipjs';
+ * const sp = ServiceProviderDefinitions.data.keybase.processURI('https://keybase.io/alice');
+ */
+
+import * as E from '../enums.js'
+import { ServiceProvider } from '../serviceProvider.js'
+
+export const reURI = /^https:\/\/keybase.io\/(.*)\/?/
+
+/**
+ * @function
+ * @param {string} uri - Claim URI to process
+ * @returns {ServiceProvider} The service provider information based on the claim URI
+ */
+export function processURI (uri) {
+  const match = uri.match(reURI)
+
+  return new ServiceProvider({
+    about: {
+      id: 'keybase',
+      name: 'keybase',
+      homepage: 'https://keybase.io'
+    },
+    profile: {
+      display: match[1],
+      uri,
+      qr: null
+    },
+    claim: {
+      uriRegularExpression: reURI.toString(),
+      uriIsAmbiguous: false
+    },
+    proof: {
+      request: {
+        uri: `https://keybase.io/_/api/1.0/user/lookup.json?username=${match[1]}`,
+        fetcher: E.Fetcher.HTTP,
+        accessRestriction: E.ProofAccessRestriction.NOCORS,
+        data: {
+          url: `https://keybase.io/_/api/1.0/user/lookup.json?username=${match[1]}`,
+          format: E.ProofFormat.JSON
+        }
+      },
+      response: {
+        format: E.ProofFormat.JSON
+      },
+      target: [{
+        format: E.ClaimFormat.FINGERPRINT,
+        encoding: E.EntityEncodingFormat.PLAIN,
+        relation: E.ClaimRelation.CONTAINS,
+        path: ['them', 'public_keys', 'primary', 'key_fingerprint']
+      }]
+    }
+  })
+}
+
+export const tests = [
+  {
+    uri: 'https://keybase.io/Alice',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://keybase.io/Alice/',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.org/Alice',
+    shouldMatch: false
+  }
+]

src/serviceProviders/liberapay.js

@@ -0,0 +1,88 @@
+/*
+Copyright 2021 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+/**
+ * Liberapay service provider ({@link https://docs.keyoxide.org/service-providers/liberapay/|Keyoxide docs})
+ * @module serviceProviders/liberapay
+ * @example
+ * import { ServiceProviderDefinitions } from 'doipjs';
+ * const sp = ServiceProviderDefinitions.data.liberapay.processURI('https://liberapay.com/alice');
+ */
+
+import * as E from '../enums.js'
+import { ServiceProvider } from '../serviceProvider.js'
+
+export const reURI = /^https:\/\/liberapay\.com\/(.*)\/?/
+
+/**
+ * @function
+ * @param {string} uri - Claim URI to process
+ * @returns {ServiceProvider} The service provider information based on the claim URI
+ */
+export function processURI (uri) {
+  const match = uri.match(reURI)
+
+  return new ServiceProvider({
+    about: {
+      id: 'liberapay',
+      name: 'Liberapay',
+      homepage: 'https://liberapay.com'
+    },
+    profile: {
+      display: match[1],
+      uri,
+      qr: null
+    },
+    claim: {
+      uriRegularExpression: reURI.toString(),
+      uriIsAmbiguous: false
+    },
+    proof: {
+      request: {
+        uri,
+        fetcher: E.Fetcher.HTTP,
+        accessRestriction: E.ProofAccessRestriction.NONE,
+        data: {
+          url: `https://liberapay.com/${match[1]}/public.json`,
+          format: E.ProofFormat.JSON
+        }
+      },
+      response: {
+        format: E.ProofFormat.JSON
+      },
+      target: [{
+        format: E.ClaimFormat.URI,
+        encoding: E.EntityEncodingFormat.PLAIN,
+        relation: E.ClaimRelation.CONTAINS,
+        path: ['statements', 'content']
+      }]
+    }
+  })
+}
+
+export const tests = [
+  {
+    uri: 'https://liberapay.com/alice',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://liberapay.com/alice/',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.org/alice',
+    shouldMatch: false
+  }
+]

src/serviceProviders/lichess.js

@@ -0,0 +1,88 @@
+/*
+Copyright 2021 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+/**
+ * Lichess service provider ({@link https://docs.keyoxide.org/service-providers/lichess/|Keyoxide docs})
+ * @module serviceProviders/lichess
+ * @example
+ * import { ServiceProviderDefinitions } from 'doipjs';
+ * const sp = ServiceProviderDefinitions.data.lichess.processURI('https://lichess.org/@/alice');
+ */
+
+import * as E from '../enums.js'
+import { ServiceProvider } from '../serviceProvider.js'
+
+export const reURI = /^https:\/\/lichess\.org\/@\/(.*)\/?/
+
+/**
+ * @function
+ * @param {string} uri - Claim URI to process
+ * @returns {ServiceProvider} The service provider information based on the claim URI
+ */
+export function processURI (uri) {
+  const match = uri.match(reURI)
+
+  return new ServiceProvider({
+    about: {
+      id: 'lichess',
+      name: 'Lichess',
+      homepage: 'https://lichess.org'
+    },
+    profile: {
+      display: match[1],
+      uri,
+      qr: null
+    },
+    claim: {
+      uriRegularExpression: reURI.toString(),
+      uriIsAmbiguous: false
+    },
+    proof: {
+      request: {
+        uri: `https://lichess.org/api/user/${match[1]}`,
+        fetcher: E.Fetcher.HTTP,
+        accessRestriction: E.ProofAccessRestriction.NONE,
+        data: {
+          url: `https://lichess.org/api/user/${match[1]}`,
+          format: E.ProofFormat.JSON
+        }
+      },
+      response: {
+        format: E.ProofFormat.JSON
+      },
+      target: [{
+        format: E.ClaimFormat.FINGERPRINT,
+        encoding: E.EntityEncodingFormat.PLAIN,
+        relation: E.ClaimRelation.CONTAINS,
+        path: ['profile', 'links']
+      }]
+    }
+  })
+}
+
+export const tests = [
+  {
+    uri: 'https://lichess.org/@/Alice',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://lichess.org/@/Alice/',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.org/@/Alice',
+    shouldMatch: false
+  }
+]

src/serviceProviders/lobsters.js

@@ -0,0 +1,96 @@
+/*
+Copyright 2021 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+/**
+ * Lobste.rs service provider ({@link https://docs.keyoxide.org/service-providers/lobsters/|Keyoxide docs})
+ * @module serviceProviders/lobsters
+ * @example
+ * import { ServiceProviderDefinitions } from 'doipjs';
+ * const sp = ServiceProviderDefinitions.data.lobsters.processURI('https://lobste.rs/~alice');
+ */
+
+import * as E from '../enums.js'
+import { ServiceProvider } from '../serviceProvider.js'
+
+export const reURI = /^https:\/\/lobste\.rs\/(?:~|u\/)(.*)\/?/
+
+/**
+ * @function
+ * @param {string} uri - Claim URI to process
+ * @returns {ServiceProvider} The service provider information based on the claim URI
+ */
+export function processURI (uri) {
+  const match = uri.match(reURI)
+
+  return new ServiceProvider({
+    about: {
+      id: 'lobsters',
+      name: 'Lobsters',
+      homepage: 'https://lobste.rs'
+    },
+    profile: {
+      display: match[1],
+      uri: `https://lobste.rs/~${match[1]}`,
+      qr: null
+    },
+    claim: {
+      uriRegularExpression: reURI.toString(),
+      uriIsAmbiguous: false
+    },
+    proof: {
+      request: {
+        uri: `https://lobste.rs/~${match[1]}.json`,
+        fetcher: E.Fetcher.HTTP,
+        accessRestriction: E.ProofAccessRestriction.NOCORS,
+        data: {
+          url: `https://lobste.rs/~${match[1]}.json`,
+          format: E.ProofFormat.JSON
+        }
+      },
+      response: {
+        format: E.ProofFormat.JSON
+      },
+      target: [{
+        format: E.ClaimFormat.URI,
+        encoding: E.EntityEncodingFormat.PLAIN,
+        relation: E.ClaimRelation.CONTAINS,
+        path: ['about']
+      }]
+    }
+  })
+}
+
+export const tests = [
+  {
+    uri: 'https://lobste.rs/~Alice',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://lobste.rs/u/Alice',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://lobste.rs/u/Alice/',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.org/~Alice',
+    shouldMatch: false
+  },
+  {
+    uri: 'https://domain.org/u/Alice',
+    shouldMatch: false
+  }
+]

src/serviceProviders/matrix.js

@@ -0,0 +1,114 @@
+/*
+Copyright 2021 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+/**
+ * Matrix service provider ({@link https://docs.keyoxide.org/service-providers/matrix/|Keyoxide docs})
+ * @module serviceProviders/matrix
+ * @example
+ * import { ServiceProviderDefinitions } from 'doipjs';
+ * const sp = ServiceProviderDefinitions.data.matrix.processURI('matrix:u/...');
+ */
+
+import * as E from '../enums.js'
+import { ServiceProvider } from '../serviceProvider.js'
+
+export const reURI = /^matrix:u\/(?:@)?([^@:]*:[^?]*)(\?.*)?/
+
+/**
+ * @function
+ * @param {string} uri - Claim URI to process
+ * @returns {ServiceProvider} The service provider information based on the claim URI
+ */
+export function processURI (uri) {
+  const match = uri.match(reURI)
+
+  if (!match[2]) {
+    return null
+  }
+
+  const params = new URLSearchParams(match[2])
+
+  if (!(params.has('org.keyoxide.e') && params.has('org.keyoxide.r'))) {
+    return null
+  }
+
+  const paramRoomId = `${params.get('org.keyoxide.r')[0] !== '!' ? '!' : ''}${params.get('org.keyoxide.r')}`
+  const paramEventId = `${params.get('org.keyoxide.e')[0] !== '$' ? '$' : ''}${params.get('org.keyoxide.e')}`
+
+  const profileUrl = `https://matrix.to/#/@${match[1]}`
+  const eventUrl = `https://matrix.to/#/${paramRoomId}/${paramEventId}`
+
+  return new ServiceProvider({
+    about: {
+      id: 'matrix',
+      name: 'Matrix',
+      homepage: 'https://matrix.org'
+    },
+    profile: {
+      display: `@${match[1]}`,
+      uri: profileUrl,
+      qr: null
+    },
+    claim: {
+      uriRegularExpression: reURI.toString(),
+      uriIsAmbiguous: false
+    },
+    proof: {
+      request: {
+        uri: eventUrl,
+        fetcher: E.Fetcher.MATRIX,
+        accessRestriction: E.ProofAccessRestriction.GRANTED,
+        data: {
+          eventId: paramEventId,
+          roomId: paramRoomId
+        }
+      },
+      response: {
+        format: E.ProofFormat.JSON
+      },
+      target: [{
+        format: E.ClaimFormat.URI,
+        encoding: E.EntityEncodingFormat.PLAIN,
+        relation: E.ClaimRelation.CONTAINS,
+        path: ['content', 'body']
+      }]
+    }
+  })
+}
+
+export const tests = [
+  {
+    uri:
+      'matrix:u/alice:matrix.domain.org?org.keyoxide.r=123:domain.org&org.keyoxide.e=123',
+    shouldMatch: true
+  },
+  {
+    uri: 'matrix:u/alice:matrix.domain.org',
+    shouldMatch: true
+  },
+  {
+    uri:
+      'matrix:u/@alice:matrix.domain.org?org.keyoxide.r=!123:domain.org&org.keyoxide.e=$123',
+    shouldMatch: true
+  },
+  {
+    uri: 'xmpp:alice@domain.org',
+    shouldMatch: false
+  },
+  {
+    uri: 'https://domain.org/@alice',
+    shouldMatch: false
+  }
+]

src/serviceProviders/opencollective.js

@@ -0,0 +1,88 @@
+/*
+Copyright 2023 Yarmo Mackenbach
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+/**
+ * OpenCollective service provider ({@link https://docs.keyoxide.org/service-providers/opencollective/|Keyoxide docs})
+ * @module serviceProviders/opencollective
+ * @example
+ * import { ServiceProviderDefinitions } from 'doipjs';
+ * const sp = ServiceProviderDefinitions.data.opencollective.processURI('https://opencollective.com/alice');
+ */
+
+import * as E from '../enums.js'
+import { ServiceProvider } from '../serviceProvider.js'
+
+export const reURI = /^https:\/\/opencollective\.com\/(.*)\/?/
+
+/**
+ * @function
+ * @param {string} uri - Claim URI to process
+ * @returns {ServiceProvider} The service provider information based on the claim URI
+ */
+export function processURI (uri) {
+  const match = uri.match(reURI)
+
+  return new ServiceProvider({
+    about: {
+      id: 'opencollective',
+      name: 'Open Collective',
+      homepage: 'https://opencollective.com'
+    },
+    profile: {
+      display: match[1],
+      uri,
+      qr: null
+    },
+    claim: {
+      uriRegularExpression: reURI.toString(),
+      uriIsAmbiguous: false
+    },
+    proof: {
+      request: {
+        uri,
+        fetcher: E.Fetcher.GRAPHQL,
+        accessRestriction: E.ProofAccessRestriction.NOCORS,
+        data: {
+          url: 'https://api.opencollective.com/graphql/v2',
+          query: `{ "query": "query { account(slug: \\"${match[1]}\\") { longDescription } }" }`
+        }
+      },
+      response: {
+        format: E.ProofFormat.JSON
+      },
+      target: [{
+        format: E.ClaimFormat.URI,
+        encoding: E.EntityEncodingFormat.PLAIN,
+        relation: E.ClaimRelation.CONTAINS,
+        path: ['data', 'account', 'longDescription']
+      }]
+    }
+  })
+}
+
+export const tests = [
+  {
+    uri: 'https://opencollective.com/Alice',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://opencollective.com/Alice/',
+    shouldMatch: true
+  },
+  {
+    uri: 'https://domain.org/Alice',
+    shouldMatch: false
+  }
+]