/*
Copyright 2015, 2016 OpenMarket Ltd
Copyright 2017 Vector Creations Ltd
Copyright 2017, 2018 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 React from 'react';
import { _t } from '../../../languageHandler';
import SdkConfig from '../../../SdkConfig';
const MatrixClientPeg = require("../../../MatrixClientPeg");
const sdk = require('../../../index');
const rate_limited_func = require('../../../ratelimitedfunc');
const CallHandler = require("../../../CallHandler");
const INITIAL_LOAD_NUM_MEMBERS = 30;
const INITIAL_LOAD_NUM_INVITED = 5;
const SHOW_MORE_INCREMENT = 100;
module.exports = React.createClass({
displayName: 'MemberList',
getInitialState: function() {
this.memberDict = this.getMemberDict();
this._mounted = false;
const cli = MatrixClientPeg.get();
if (cli.hasLazyLoadMembersEnabled()) {
return {loading: true};
} else {
return this._getMembersState();
}
},
componentWillMount: function() {
const cli = MatrixClientPeg.get();
if (!cli.hasLazyLoadMembersEnabled()) {
this._listenForMembersChanges();
}
const enablePresenceByHsUrl = SdkConfig.get()["enable_presence_by_hs_url"];
const hsUrl = MatrixClientPeg.get().baseUrl;
this._showPresence = true;
if (enablePresenceByHsUrl && enablePresenceByHsUrl[hsUrl] !== undefined) {
this._showPresence = enablePresenceByHsUrl[hsUrl];
}
},
_listenForMembersChanges: function() {
const cli = MatrixClientPeg.get();
cli.on("RoomState.members", this.onRoomStateMember);
cli.on("RoomMember.name", this.onRoomMemberName);
cli.on("RoomState.events", this.onRoomStateEvent);
cli.on("Room", this.onRoom); // invites
// We listen for changes to the lastPresenceTs which is essentially
// listening for all presence events (we display most of not all of
// the information contained in presence events).
cli.on("User.lastPresenceTs", this.onUserLastPresenceTs);
// cli.on("Room.timeline", this.onRoomTimeline);
},
componentDidMount: async function() {
this._mounted = true;
const cli = MatrixClientPeg.get();
if (cli.hasLazyLoadMembersEnabled()) {
await this._waitForMembersToLoad();
if (this._mounted) {
this.setState(this._getMembersState());
this._listenForMembersChanges();
}
}
},
componentWillUnmount: function() {
this._mounted = false;
const cli = MatrixClientPeg.get();
if (cli) {
cli.removeListener("RoomState.members", this.onRoomStateMember);
cli.removeListener("RoomMember.name", this.onRoomMemberName);
cli.removeListener("RoomState.events", this.onRoomStateEvent);
cli.removeListener("Room", this.onRoom);
cli.removeListener("User.lastPresenceTs", this.onUserLastPresenceTs);
// cli.removeListener("Room.timeline", this.onRoomTimeline);
}
// cancel any pending calls to the rate_limited_funcs
this._updateList.cancelPendingCall();
},
_waitForMembersToLoad: async function() {
if (!this.props.roomId) return {};
const cli = MatrixClientPeg.get();
const room = cli.getRoom(this.props.roomId);
if (room) {
await room.loadMembersIfNeeded();
}
},
_getMembersState: function() {
const members = this.roomMembers();
// set the state after determining _showPresence to make sure it's
// taken into account while rerendering
return {
loading: false,
members: members,
filteredJoinedMembers: this._filterMembers(members, 'join'),
filteredInvitedMembers: this._filterMembers(members, 'invite'),
// ideally we'd size this to the page height, but
// in practice I find that a little constraining
truncateAtJoined: INITIAL_LOAD_NUM_MEMBERS,
truncateAtInvited: INITIAL_LOAD_NUM_INVITED,
searchQuery: "",
};
},
/*
onRoomTimeline: function(ev, room, toStartOfTimeline, removed, data) {
// ignore anything but real-time updates at the end of the room:
// updates from pagination will happen when the paginate completes.
if (toStartOfTimeline || !data || !data.liveEvent) return;
// treat any activity from a user as implicit presence to update the
// ordering of the list whenever someone says something.
// Except right now we're not tiebreaking "active now" users in this way
// so don't bother for now.
if (ev.getSender()) {
// console.log("implicit presence from " + ev.getSender());
var tile = this.refs[ev.getSender()];
if (tile) {
// work around a race where you might have a room member object
// before the user object exists. XXX: why does this ever happen?
var all_members = room.currentState.members;
var userId = ev.getSender();
if (all_members[userId].user === null) {
all_members[userId].user = MatrixClientPeg.get().getUser(userId);
}
this._updateList(); // reorder the membership list
}
}
},
*/
onUserLastPresenceTs(event, user) {
// Attach a SINGLE listener for global presence changes then locate the
// member tile and re-render it. This is more efficient than every tile
// evar attaching their own listener.
// console.log("explicit presence from " + user.userId);
const tile = this.refs[user.userId];
if (tile) {
this._updateList(); // reorder the membership list
}
},
onRoom: function(room) {
if (room.roomId !== this.props.roomId) {
return;
}
// We listen for room events because when we accept an invite
// we need to wait till the room is fully populated with state
// before refreshing the member list else we get a stale list.
this._updateList();
},
onRoomStateMember: function(ev, state, member) {
this._updateList();
},
onRoomMemberName: function(ev, member) {
this._updateList();
},
onRoomStateEvent: function(event, state) {
if (event.getType() === "m.room.third_party_invite") {
this._updateList();
}
},
_updateList: new rate_limited_func(function() {
// console.log("Updating memberlist");
this.memberDict = this.getMemberDict();
const newState = {
members: this.roomMembers(),
};
newState.filteredJoinedMembers = this._filterMembers(newState.members, 'join', this.state.searchQuery);
newState.filteredInvitedMembers = this._filterMembers(newState.members, 'invite', this.state.searchQuery);
this.setState(newState);
}, 500),
getMemberDict: function() {
if (!this.props.roomId) return {};
const cli = MatrixClientPeg.get();
const room = cli.getRoom(this.props.roomId);
if (!room) return {};
const all_members = room.currentState.members;
Object.keys(all_members).map(function(userId) {
// work around a race where you might have a room member object
// before the user object exists. This may or may not cause
// https://github.com/vector-im/vector-web/issues/186
if (all_members[userId].user === null) {
all_members[userId].user = MatrixClientPeg.get().getUser(userId);
}
// XXX: this user may have no lastPresenceTs value!
// the right solution here is to fix the race rather than leave it as 0
});
return all_members;
},
roomMembers: function() {
const all_members = this.memberDict || {};
const all_user_ids = Object.keys(all_members);
const ConferenceHandler = CallHandler.getConferenceHandler();
all_user_ids.sort(this.memberSort);
const to_display = [];
let count = 0;
for (let i = 0; i < all_user_ids.length; ++i) {
const user_id = all_user_ids[i];
const m = all_members[user_id];
if (m.membership === 'join' || m.membership === 'invite') {
if ((ConferenceHandler && !ConferenceHandler.isConferenceUser(user_id)) || !ConferenceHandler) {
to_display.push(user_id);
++count;
}
}
}
return to_display;
},
_createOverflowTileJoined: function(overflowCount, totalCount) {
return this._createOverflowTile(overflowCount, totalCount, this._showMoreJoinedMemberList);
},
_createOverflowTileInvited: function(overflowCount, totalCount) {
return this._createOverflowTile(overflowCount, totalCount, this._showMoreInvitedMemberList);
},
_createOverflowTile: function(overflowCount, totalCount, onClick) {
// For now we'll pretend this is any entity. It should probably be a separate tile.
const EntityTile = sdk.getComponent("rooms.EntityTile");
const BaseAvatar = sdk.getComponent("avatars.BaseAvatar");
const text = _t("and %(count)s others...", { count: overflowCount });
return (