From ed2cc336164bbf93c5ddb29fc01f1e4a28f5c145 Mon Sep 17 00:00:00 2001
From: David Baker <dave@matrix.org>
Date: Fri, 10 Jul 2015 14:37:13 +0100
Subject: [PATCH] Linkify user IDs and room aliases (to nothing at the moment
 because we don't have anything to do with them)

---
 src/controllers/molecules/MNoticeTile.js |   5 +-
 src/controllers/molecules/MTextTile.js   |   6 +-
 src/linkify-matrix.js                    | 116 +++++++++++++++++++++++
 3 files changed, 125 insertions(+), 2 deletions(-)
 create mode 100644 src/linkify-matrix.js

diff --git a/src/controllers/molecules/MNoticeTile.js b/src/controllers/molecules/MNoticeTile.js
index 99bd511a54..aceb029495 100644
--- a/src/controllers/molecules/MNoticeTile.js
+++ b/src/controllers/molecules/MNoticeTile.js
@@ -16,10 +16,13 @@ limitations under the License.
 
 'use strict';
 
+var linkify = require('linkifyjs');
 var linkifyElement = require('linkifyjs/element');
+var linkifyMatrix = require('../../linkify-matrix.js');
+linkifyMatrix(linkify);
 
 module.exports = {
     componentDidMount: function() {
-        linkifyElement(this.refs.content.getDOMNode());
+        linkifyElement(this.refs.content.getDOMNode(), linkifyMatrix.options);
     }
 };
diff --git a/src/controllers/molecules/MTextTile.js b/src/controllers/molecules/MTextTile.js
index 3ecc2c8286..1fb117ceef 100644
--- a/src/controllers/molecules/MTextTile.js
+++ b/src/controllers/molecules/MTextTile.js
@@ -16,11 +16,15 @@ limitations under the License.
 
 'use strict';
 
+var linkify = require('linkifyjs');
 var linkifyElement = require('linkifyjs/element');
+var linkifyMatrix = require('../../linkify-matrix');
+
+linkifyMatrix(linkify);
 
 module.exports = {
     componentDidMount: function() {
-        linkifyElement(this.refs.content.getDOMNode());
+        linkifyElement(this.refs.content.getDOMNode(), linkifyMatrix.options);
     }
 };
 
diff --git a/src/linkify-matrix.js b/src/linkify-matrix.js
new file mode 100644
index 0000000000..73a6296cc3
--- /dev/null
+++ b/src/linkify-matrix.js
@@ -0,0 +1,116 @@
+/*
+Copyright 2015 OpenMarket Ltd
+
+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.
+*/
+
+'use strict';
+
+var extend = require('./extend');
+
+function matrixLinkify(linkify) {
+    // Text tokens
+	var TT = linkify.scanner.TOKENS;
+    var TextToken = TT.Base;
+    // Multi tokens
+	var MT = linkify.parser.TOKENS;
+	var MultiToken = MT.Base;
+    var S_START = linkify.parser.start;
+
+
+    var ROOMALIAS = function(value) {
+        MultiToken.call(this, value);
+        this.type = 'roomalias';
+        this.isLink = true;
+    };
+    ROOMALIAS.prototype = new MultiToken();
+
+	var S_HASH = new linkify.parser.State();
+	var S_HASH_NAME = new linkify.parser.State();
+	var S_HASH_NAME_COLON = new linkify.parser.State();
+	var S_HASH_NAME_COLON_DOMAIN = new linkify.parser.State();
+	var S_HASH_NAME_COLON_DOMAIN_DOT = new linkify.parser.State();
+	var S_ROOMALIAS = new linkify.parser.State(ROOMALIAS);
+
+    var roomname_tokens = [
+        TT.DOT,
+        TT.PLUS,
+        TT.NUM,
+        TT.DOMAIN,
+        TT.TLD
+    ];
+
+	S_START.on(TT.POUND, S_HASH);
+
+	S_HASH.on(roomname_tokens, S_HASH_NAME);
+	S_HASH_NAME.on(roomname_tokens, S_HASH_NAME);
+    S_HASH_NAME.on(TT.DOMAIN, S_HASH_NAME);
+
+    S_HASH_NAME.on(TT.COLON, S_HASH_NAME_COLON);
+
+    S_HASH_NAME_COLON.on(TT.DOMAIN, S_HASH_NAME_COLON_DOMAIN);
+    S_HASH_NAME_COLON_DOMAIN.on(TT.DOT, S_HASH_NAME_COLON_DOMAIN_DOT);
+    S_HASH_NAME_COLON_DOMAIN_DOT.on(TT.DOMAIN, S_HASH_NAME_COLON_DOMAIN);
+    S_HASH_NAME_COLON_DOMAIN_DOT.on(TT.TLD, S_ROOMALIAS);
+
+
+    var USERID = function(value) {
+        MultiToken.call(this, value);
+        this.type = 'userid';
+        this.isLink = true;
+    };
+    USERID.prototype = new MultiToken();
+
+	var S_AT = new linkify.parser.State();
+	var S_AT_NAME = new linkify.parser.State();
+	var S_AT_NAME_COLON = new linkify.parser.State();
+	var S_AT_NAME_COLON_DOMAIN = new linkify.parser.State();
+	var S_AT_NAME_COLON_DOMAIN_DOT = new linkify.parser.State();
+	var S_USERID = new linkify.parser.State(USERID);
+
+    var username_tokens = [
+        TT.DOT,
+        TT.PLUS,
+        TT.NUM,
+        TT.DOMAIN,
+        TT.TLD
+    ];
+
+	S_START.on(TT.AT, S_AT);
+
+	S_AT.on(username_tokens, S_AT_NAME);
+	S_AT_NAME.on(username_tokens, S_AT_NAME);
+    S_AT_NAME.on(TT.DOMAIN, S_AT_NAME);
+
+    S_AT_NAME.on(TT.COLON, S_AT_NAME_COLON);
+
+    S_AT_NAME_COLON.on(TT.DOMAIN, S_AT_NAME_COLON_DOMAIN);
+    S_AT_NAME_COLON_DOMAIN.on(TT.DOT, S_AT_NAME_COLON_DOMAIN_DOT);
+    S_AT_NAME_COLON_DOMAIN_DOT.on(TT.DOMAIN, S_AT_NAME_COLON_DOMAIN);
+    S_AT_NAME_COLON_DOMAIN_DOT.on(TT.TLD, S_USERID);
+}
+
+matrixLinkify.options = {
+    formatHref: function (href, type) {
+        switch (type) {
+            case 'roomalias':
+                return '#';
+            case 'userid':
+                return '#';
+            default:
+                return href;
+        }
+    }
+}
+
+module.exports = matrixLinkify;