53 lines
1.8 KiB
JavaScript
53 lines
1.8 KiB
JavaScript
/*
|
|
Copyright 2015, 2016 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.
|
|
*/
|
|
|
|
module.exports = {
|
|
/**
|
|
* Given a room object, return the alias we should use for it,
|
|
* if any. This could be the canonical alias if one exists, otherwise
|
|
* an alias selected arbitrarily but deterministically from the list
|
|
* of aliases. Otherwise return null;
|
|
*/
|
|
getDisplayAliasForRoom: function(room) {
|
|
return room.getCanonicalAlias() || room.getAliases()[0];
|
|
},
|
|
|
|
/**
|
|
* Given a list of room objects, return the room which has the given alias,
|
|
* else null.
|
|
*/
|
|
getRoomForAlias: function(rooms, room_alias) {
|
|
var room;
|
|
for (var i = 0; i < rooms.length; i++) {
|
|
var aliasEvents = rooms[i].currentState.getStateEvents(
|
|
"m.room.aliases"
|
|
);
|
|
for (var j = 0; j < aliasEvents.length; j++) {
|
|
var aliases = aliasEvents[j].getContent().aliases || [];
|
|
for (var k = 0; k < aliases.length; k++) {
|
|
if (aliases[k] === room_alias) {
|
|
room = rooms[i];
|
|
break;
|
|
}
|
|
}
|
|
if (room) { break; }
|
|
}
|
|
if (room) { break; }
|
|
}
|
|
return room || null;
|
|
}
|
|
}
|
|
|