mirror of
https://github.com/element-hq/synapse
synced 2024-09-01 22:40:21 +00:00
163 lines
6.6 KiB
JavaScript
163 lines
6.6 KiB
JavaScript
/*
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Copyright 2014 OpenMarket Ltd
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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'use strict';
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angular.module('matrixFilter', [])
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// Compute the room name according to information we have
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.filter('mRoomName', ['$rootScope', 'matrixService', function($rootScope, matrixService) {
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return function(room_id) {
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var roomName;
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// If there is an alias, use it
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// TODO: only one alias is managed for now
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var alias = matrixService.getRoomIdToAliasMapping(room_id);
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var room = $rootScope.events.rooms[room_id];
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if (room) {
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// Get name from room state date
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var room_name_event = room["m.room.name"];
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if (room_name_event) {
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roomName = room_name_event.content.name;
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}
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else if (alias) {
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roomName = alias;
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}
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else if (room.members) {
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var user_id = matrixService.config().user_id;
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// Else, build the name from its users
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// Limit the room renaming to 1:1 room
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if (2 === Object.keys(room.members).length) {
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for (var i in room.members) {
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var member = room.members[i];
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if (member.state_key !== user_id) {
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if (member.state_key in $rootScope.presence) {
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// If the user is available in presence, use the displayname there
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// as it is the most uptodate
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roomName = $rootScope.presence[member.state_key].content.displayname;
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}
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else if (member.content.displayname) {
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roomName = member.content.displayname;
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}
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else {
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roomName = member.state_key;
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}
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}
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}
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}
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else if (1 === Object.keys(room.members).length) {
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var otherUserId;
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if (Object.keys(room.members)[0] !== user_id) {
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otherUserId = Object.keys(room.members)[0];
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}
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else {
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// The other member may be in the invite list, get all invited users
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var invitedUserIDs = [];
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for (var i in room.messages) {
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var message = room.messages[i];
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if ("m.room.member" === message.type && "invite" === message.membership) {
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// Filter out the current user
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var member_id = message.state_key;
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if (member_id === user_id) {
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member_id = message.user_id;
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}
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if (member_id !== user_id) {
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// Make sure there is no duplicate user
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if (-1 === invitedUserIDs.indexOf(member_id)) {
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invitedUserIDs.push(member_id);
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}
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}
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}
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}
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// For now, only 1:1 room needs to be renamed. It means only 1 invited user
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if (1 === invitedUserIDs.length) {
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otherUserId = invitedUserIDs[0];
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}
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}
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// Try to resolve his displayname in presence global data
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if (otherUserId in $rootScope.presence) {
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roomName = $rootScope.presence[otherUserId].content.displayname;
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}
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else {
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roomName = otherUserId;
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}
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}
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}
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}
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// Always show the alias in the room displayed name
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if (roomName && alias && alias !== roomName) {
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roomName += " (" + alias + ")";
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}
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if (undefined === roomName) {
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// By default, use the room ID
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roomName = room_id;
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// XXX: this is *INCREDIBLY* heavy logging for a function that calls every single
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// time any kind of digest runs which refreshes a room name...
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// commenting it out for now.
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// Log some information that lead to this leak
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// console.log("Room ID leak for " + room_id);
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// console.log("room object: " + JSON.stringify(room, undefined, 4));
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}
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return roomName;
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};
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}])
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// Compute the user display name in a room according to the data already downloaded
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.filter('mUserDisplayName', ['$rootScope', function($rootScope) {
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return function(user_id, room_id) {
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var displayName;
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// Try to find the user name among presence data
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// Warning: that means we have received before a presence event for this
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// user which cannot be guaranted.
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// However, if we get the info by this way, we are sure this is the latest user display name
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// See FIXME comment below
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if (user_id in $rootScope.presence) {
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displayName = $rootScope.presence[user_id].content.displayname;
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}
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// FIXME: Would like to use the display name as defined in room members of the room.
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// But this information is the display name of the user when he has joined the room.
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// It does not take into account user display name update
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if (room_id) {
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var room = $rootScope.events.rooms[room_id];
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if (room && (user_id in room.members)) {
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var member = room.members[user_id];
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if (member.content.displayname) {
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displayName = member.content.displayname;
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}
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}
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}
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if (undefined === displayName) {
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// By default, use the user ID
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displayName = user_id;
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}
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return displayName;
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};
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}]);
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