From aefb78289282d3eca0a6038c14eed4dc8b9515b9 Mon Sep 17 00:00:00 2001
From: Matthew Hodgson <matthew@matrix.org>
Date: Fri, 13 Apr 2018 01:25:08 +0100
Subject: [PATCH] move conference handler to matrix-react-sdk

---
 src/VectorConferenceHandler.js | 135 ---------------------------------
 1 file changed, 135 deletions(-)
 delete mode 100644 src/VectorConferenceHandler.js

diff --git a/src/VectorConferenceHandler.js b/src/VectorConferenceHandler.js
deleted file mode 100644
index 933f59937e..0000000000
--- a/src/VectorConferenceHandler.js
+++ /dev/null
@@ -1,135 +0,0 @@
-/*
-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.
-*/
-
-"use strict";
-
-import Promise from 'bluebird';
-var Matrix = require("matrix-js-sdk");
-var Room = Matrix.Room;
-var CallHandler = require('matrix-react-sdk/lib/CallHandler');
-
-// FIXME: This currently forces Vector to try to hit the matrix.org AS for conferencing.
-// This is bad because it prevents people running their own ASes from being used.
-// This isn't permanent and will be customisable in the future: see the proposal
-// at docs/conferencing.md for more info.
-var USER_PREFIX = "fs_";
-var DOMAIN = "matrix.org";
-
-function ConferenceCall(matrixClient, groupChatRoomId) {
-    this.client = matrixClient;
-    this.groupRoomId = groupChatRoomId;
-    this.confUserId = module.exports.getConferenceUserIdForRoom(this.groupRoomId);
-}
-
-ConferenceCall.prototype.setup = function() {
-    var self = this;
-    return this._joinConferenceUser().then(function() {
-        return self._getConferenceUserRoom();
-    }).then(function(room) {
-        // return a call for *this* room to be placed. We also tack on
-        // confUserId to speed up lookups (else we'd need to loop every room
-        // looking for a 1:1 room with this conf user ID!)
-        var call = Matrix.createNewMatrixCall(self.client, room.roomId);
-        call.confUserId = self.confUserId;
-        call.groupRoomId = self.groupRoomId;
-        return call;
-    });
-};
-
-ConferenceCall.prototype._joinConferenceUser = function() {
-    // Make sure the conference user is in the group chat room
-    var groupRoom = this.client.getRoom(this.groupRoomId);
-    if (!groupRoom) {
-        return Promise.reject("Bad group room ID");
-    }
-    var member = groupRoom.getMember(this.confUserId);
-    if (member && member.membership === "join") {
-        return Promise.resolve();
-    }
-    return this.client.invite(this.groupRoomId, this.confUserId);
-};
-
-ConferenceCall.prototype._getConferenceUserRoom = function() {
-    // Use an existing 1:1 with the conference user; else make one
-    var rooms = this.client.getRooms();
-    var confRoom = null;
-    for (var i = 0; i < rooms.length; i++) {
-        var confUser = rooms[i].getMember(this.confUserId);
-        if (confUser && confUser.membership === "join" &&
-                rooms[i].getJoinedMembers().length === 2) {
-            confRoom = rooms[i];
-            break;
-        }
-    }
-    if (confRoom) {
-        return Promise.resolve(confRoom);
-    }
-    return this.client.createRoom({
-        preset: "private_chat",
-        invite: [this.confUserId]
-    }).then(function(res) {
-        return new Room(res.room_id);
-    });
-};
-
-/**
- * Check if this user ID is in fact a conference bot.
- * @param {string} userId The user ID to check.
- * @return {boolean} True if it is a conference bot.
- */
-module.exports.isConferenceUser = function(userId) {
-    if (userId.indexOf("@" + USER_PREFIX) !== 0) {
-        return false;
-    }
-    var base64part = userId.split(":")[0].substring(1 + USER_PREFIX.length);
-    if (base64part) {
-        var decoded = new Buffer(base64part, "base64").toString();
-        // ! $STUFF : $STUFF
-        return /^!.+:.+/.test(decoded);
-    }
-    return false;
-};
-
-module.exports.getConferenceUserIdForRoom = function(roomId) {
-    // abuse browserify's core node Buffer support (strip padding ='s)
-    var base64RoomId = new Buffer(roomId).toString("base64").replace(/=/g, "");
-    return "@" + USER_PREFIX + base64RoomId + ":" + DOMAIN;
-};
-
-module.exports.createNewMatrixCall = function(client, roomId) {
-    var confCall = new ConferenceCall(
-        client, roomId
-    );
-    return confCall.setup();
-};
-
-module.exports.getConferenceCallForRoom = function(roomId) {
-    // search for a conference 1:1 call for this group chat room ID
-    var activeCall = CallHandler.getAnyActiveCall();
-    if (activeCall && activeCall.confUserId) {
-        var thisRoomConfUserId = module.exports.getConferenceUserIdForRoom(
-            roomId
-        );
-        if (thisRoomConfUserId === activeCall.confUserId) {
-            return activeCall;
-        }
-    }
-    return null;
-};
-
-module.exports.ConferenceCall = ConferenceCall;
-
-module.exports.slot = 'conference';