From f0752572a76da82f73a1cfc6e31babbcc11c8011 Mon Sep 17 00:00:00 2001
From: Michael Telatynski <7t3chguy@gmail.com>
Date: Sun, 19 Nov 2017 12:49:26 +0000
Subject: [PATCH] make RoomDetailRow reusable for the Room Directory

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>
---
 src/components/views/rooms/RoomDetailList.js | 109 +++--------------
 src/components/views/rooms/RoomDetailRow.js  | 119 +++++++++++++++++++
 2 files changed, 133 insertions(+), 95 deletions(-)
 create mode 100644 src/components/views/rooms/RoomDetailRow.js

diff --git a/src/components/views/rooms/RoomDetailList.js b/src/components/views/rooms/RoomDetailList.js
index 27972af484..11fad41b39 100644
--- a/src/components/views/rooms/RoomDetailList.js
+++ b/src/components/views/rooms/RoomDetailList.js
@@ -18,121 +18,40 @@ import sdk from '../../../index';
 import dis from '../../../dispatcher';
 import React from 'react';
 import { _t } from '../../../languageHandler';
-import linkifyString from 'linkifyjs/string';
-import sanitizeHtml from 'sanitize-html';
-import { ContentRepo } from 'matrix-js-sdk';
-import MatrixClientPeg from '../../../MatrixClientPeg';
 import PropTypes from 'prop-types';
 import classNames from 'classnames';
 
-function getDisplayAliasForRoom(room) {
-    return room.canonicalAlias || (room.aliases ? room.aliases[0] : "");
-}
-
-const RoomDetailRow = React.createClass({
-    propTypes: {
-        room: PropTypes.shape({
-            name: PropTypes.string,
-            topic: PropTypes.string,
-            roomId: PropTypes.string,
-            avatarUrl: PropTypes.string,
-            numJoinedMembers: PropTypes.number,
-            canonicalAlias: PropTypes.string,
-            aliases: PropTypes.arrayOf(PropTypes.string),
-
-            worldReadable: PropTypes.bool,
-            guestCanJoin: PropTypes.bool,
-        }),
-    },
-
-    onClick: function(ev) {
-        ev.preventDefault();
-        dis.dispatch({
-            action: 'view_room',
-            room_id: this.props.room.roomId,
-            room_alias: this.props.room.canonicalAlias || (this.props.room.aliases || [])[0],
-        });
-    },
-
-    onTopicClick: function(ev) {
-        // When clicking a link in the topic, prevent the event being propagated
-        // to `onClick`.
-        ev.stopPropagation();
-    },
-
-    render: function() {
-        const BaseAvatar = sdk.getComponent('avatars.BaseAvatar');
-
-        const room = this.props.room;
-        const name = room.name || getDisplayAliasForRoom(room) || _t('Unnamed room');
-        const topic = linkifyString(sanitizeHtml(room.topic || ''));
-
-        const guestRead = room.worldReadable ? (
-                <div className="mx_RoomDirectory_perm">{ _t('World readable') }</div>
-            ) : <div />;
-        const guestJoin = room.guestCanJoin ? (
-                <div className="mx_RoomDirectory_perm">{ _t('Guests can join') }</div>
-            ) : <div />;
-
-        const perms = (guestRead || guestJoin) ? (<div className="mx_RoomDirectory_perms">
-            { guestRead }
-            { guestJoin }
-        </div>) : <div />;
-
-        return <tr key={room.roomId} onClick={this.onClick}>
-            <td className="mx_RoomDirectory_roomAvatar">
-                <BaseAvatar width={24} height={24} resizeMethod='crop'
-                    name={name} idName={name}
-                    url={ContentRepo.getHttpUriForMxc(
-                            MatrixClientPeg.get().getHomeserverUrl(),
-                            room.avatarUrl, 24, 24, "crop")} />
-            </td>
-            <td className="mx_RoomDirectory_roomDescription">
-                <div className="mx_RoomDirectory_name">{ name }</div>&nbsp;
-                { perms }
-                <div className="mx_RoomDirectory_topic"
-                     onClick={this.onTopicClick}
-                     dangerouslySetInnerHTML={{ __html: topic }} />
-                <div className="mx_RoomDirectory_alias">{ getDisplayAliasForRoom(room) }</div>
-            </td>
-            <td className="mx_RoomDirectory_roomMemberCount">
-                { room.numJoinedMembers }
-            </td>
-        </tr>;
-    },
-});
+import {roomShape} from './RoomDetailRow';
 
 export default React.createClass({
     displayName: 'RoomDetailList',
 
     propTypes: {
-        rooms: PropTypes.arrayOf(PropTypes.shape({
-            name: PropTypes.string,
-            topic: PropTypes.string,
-            roomId: PropTypes.string,
-            avatarUrl: PropTypes.string,
-            numJoinedMembers: PropTypes.number,
-            canonicalAlias: PropTypes.string,
-            aliases: PropTypes.arrayOf(PropTypes.string),
-
-            worldReadable: PropTypes.bool,
-            guestCanJoin: PropTypes.bool,
-        })),
-
+        rooms: PropTypes.arrayOf(roomShape),
         className: PropTypes.string,
     },
 
     getRows: function() {
         if (!this.props.rooms) return [];
+
+        const RoomDetailRow = sdk.getComponent('rooms.RoomDetailRow');
         return this.props.rooms.map((room, index) => {
-            return <RoomDetailRow key={index} room={room} />;
+            return <RoomDetailRow key={index} room={room} onClick={this.onDetailsClick} />;
+        });
+    },
+
+    onDetailsClick: function(ev, room) {
+        dis.dispatch({
+            action: 'view_room',
+            room_id: room.roomId,
+            room_alias: room.canonicalAlias || (room.aliases || [])[0],
         });
     },
 
     render() {
         const rows = this.getRows();
         let rooms;
-        if (rows.length == 0) {
+        if (rows.length === 0) {
             rooms = <i>{ _t('No rooms to show') }</i>;
         } else {
             rooms = <table ref="directory_table" className="mx_RoomDirectory_table">
diff --git a/src/components/views/rooms/RoomDetailRow.js b/src/components/views/rooms/RoomDetailRow.js
new file mode 100644
index 0000000000..fbb9db4505
--- /dev/null
+++ b/src/components/views/rooms/RoomDetailRow.js
@@ -0,0 +1,119 @@
+/*
+Copyright 2017 New Vector 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.
+*/
+
+import sdk from '../../../index';
+import dis from '../../../dispatcher';
+import React from 'react';
+import { _t } from '../../../languageHandler';
+import linkifyElement from 'linkifyjs/element';
+import linkifyMatrix from '../../../linkify-matrix';
+import { ContentRepo } from 'matrix-js-sdk';
+import MatrixClientPeg from '../../../MatrixClientPeg';
+import PropTypes from 'prop-types';
+import classNames from 'classnames';
+
+function getDisplayAliasForRoom(room) {
+    return room.canonicalAlias || (room.aliases ? room.aliases[0] : "");
+}
+
+export const roomShape = PropTypes.shape({
+    name: PropTypes.string,
+    topic: PropTypes.string,
+    roomId: PropTypes.string,
+    avatarUrl: PropTypes.string,
+    numJoinedMembers: PropTypes.number,
+    canonicalAlias: PropTypes.string,
+    aliases: PropTypes.arrayOf(PropTypes.string),
+
+    worldReadable: PropTypes.bool,
+    guestCanJoin: PropTypes.bool,
+});
+
+export default React.createClass({
+    propTypes: {
+        room: roomShape,
+        // passes ev, room as args
+        onClick: PropTypes.func,
+        onMouseDown: PropTypes.func,
+    },
+
+    _linkifyTopic: function() {
+        if (this.refs.topic) {
+            linkifyElement(this.refs.topic, linkifyMatrix.options);
+        }
+    },
+
+    componentDidMount: function() {
+        this._linkifyTopic();
+    },
+
+    componentDidUpdate: function() {
+        this._linkifyTopic();
+    },
+
+    onClick: function(ev) {
+        ev.preventDefault();
+        if (this.props.onClick) {
+            this.props.onClick(ev, this.props.room);
+        }
+    },
+
+    onTopicClick: function(ev) {
+        // When clicking a link in the topic, prevent the event being propagated
+        // to `onClick`.
+        ev.stopPropagation();
+    },
+
+    render: function() {
+        const BaseAvatar = sdk.getComponent('avatars.BaseAvatar');
+
+        const room = this.props.room;
+        const name = room.name || getDisplayAliasForRoom(room) || _t('Unnamed room');
+
+        const guestRead = room.worldReadable ? (
+                <div className="mx_RoomDirectory_perm">{ _t('World readable') }</div>
+            ) : <div />;
+        const guestJoin = room.guestCanJoin ? (
+                <div className="mx_RoomDirectory_perm">{ _t('Guests can join') }</div>
+            ) : <div />;
+
+        const perms = (guestRead || guestJoin) ? (<div className="mx_RoomDirectory_perms">
+            { guestRead }&nbsp;
+            { guestJoin }
+        </div>) : <div />;
+
+        return <tr key={room.roomId} onClick={this.onClick} onMouseDown={this.props.onMouseDown}>
+            <td className="mx_RoomDirectory_roomAvatar">
+                <BaseAvatar width={24} height={24} resizeMethod='crop'
+                    name={name} idName={name}
+                    url={ContentRepo.getHttpUriForMxc(
+                            MatrixClientPeg.get().getHomeserverUrl(),
+                            room.avatarUrl, 24, 24, "crop")} />
+            </td>
+            <td className="mx_RoomDirectory_roomDescription">
+                <div className="mx_RoomDirectory_name">{ name }</div>&nbsp;
+                { perms }
+                <div className="mx_RoomDirectory_topic" ref="topic" onClick={this.onTopicClick}>
+                    { room.topic }
+                </div>
+                <div className="mx_RoomDirectory_alias">{ getDisplayAliasForRoom(room) }</div>
+            </td>
+            <td className="mx_RoomDirectory_roomMemberCount">
+                { room.numJoinedMembers }
+            </td>
+        </tr>;
+    },
+});