Add discourse service provider

src/serviceproviders.js

@@ -29,6 +29,7 @@ const list = [
   'github',
   'mastodon',
   'fediverse',
+  'discourse',
 ]
 
 const data = {
@@ -44,6 +45,7 @@ const data = {
   github: require('./serviceproviders/github'),
   mastodon: require('./serviceproviders/mastodon'),
   fediverse: require('./serviceproviders/fediverse'),
+  discourse: require('./serviceproviders/discourse'),
 }
 
 const match = (uri, opts) => {

src/serviceproviders/discourse.js

@@ -0,0 +1,64 @@
+/*
+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 reURI = /^https:\/\/(.*)\/u\/(.*)\/?/
+
+const processURI = (uri, opts) => {
+  if (!opts) { opts = {} }
+  const match = uri.match(reURI)
+
+  return {
+    serviceprovider: {
+      type: 'web',
+      name: 'discourse'
+    },
+    profile: {
+      display: `${match[2]}@${match[1]}`,
+      uri: uri
+    },
+    proof: {
+      uri: uri,
+      fetch: `https://${match[1]}/u/${match[2]}.json`,
+      useProxy: true,
+      format: 'json'
+    },
+    claim: {
+      fingerprint: null,
+      format: 'message',
+      path: ['user', 'bio_raw'],
+      relation: 'contains'
+    },
+    qr: null
+  }
+}
+
+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