246 lines
9.9 KiB
JavaScript
246 lines
9.9 KiB
JavaScript
/*
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Copyright 2015, 2016 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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var MatrixClientPeg = require("./MatrixClientPeg");
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var CallHandler = require("./CallHandler");
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import * as Roles from './Roles';
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function textForMemberEvent(ev) {
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// XXX: SYJS-16 "sender is sometimes null for join messages"
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var senderName = ev.sender ? ev.sender.name : ev.getSender();
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var targetName = ev.target ? ev.target.name : ev.getStateKey();
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var ConferenceHandler = CallHandler.getConferenceHandler();
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var reason = ev.getContent().reason ? (
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" Reason: " + ev.getContent().reason
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) : "";
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switch (ev.getContent().membership) {
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case 'invite':
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var threePidContent = ev.getContent().third_party_invite;
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if (threePidContent) {
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if (threePidContent.display_name) {
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return targetName + " accepted the invitation for " +
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threePidContent.display_name + ".";
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} else {
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return targetName + " accepted an invitation.";
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}
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}
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else {
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if (ConferenceHandler && ConferenceHandler.isConferenceUser(ev.getStateKey())) {
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return senderName + " requested a VoIP conference";
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}
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else {
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return senderName + " invited " + targetName + ".";
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}
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}
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case 'ban':
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return senderName + " banned " + targetName + "." + reason;
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case 'join':
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if (ev.getPrevContent() && ev.getPrevContent().membership == 'join') {
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if (ev.getPrevContent().displayname && ev.getContent().displayname && ev.getPrevContent().displayname != ev.getContent().displayname) {
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return ev.getSender() + " changed their display name from " +
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ev.getPrevContent().displayname + " to " +
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ev.getContent().displayname;
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} else if (!ev.getPrevContent().displayname && ev.getContent().displayname) {
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return ev.getSender() + " set their display name to " + ev.getContent().displayname;
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} else if (ev.getPrevContent().displayname && !ev.getContent().displayname) {
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return ev.getSender() + " removed their display name (" + ev.getPrevContent().displayname + ")";
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} else if (ev.getPrevContent().avatar_url && !ev.getContent().avatar_url) {
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return senderName + " removed their profile picture";
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} else if (ev.getPrevContent().avatar_url && ev.getContent().avatar_url && ev.getPrevContent().avatar_url != ev.getContent().avatar_url) {
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return senderName + " changed their profile picture";
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} else if (!ev.getPrevContent().avatar_url && ev.getContent().avatar_url) {
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return senderName + " set a profile picture";
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} else {
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// suppress null rejoins
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return '';
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}
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} else {
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if (!ev.target) console.warn("Join message has no target! -- " + ev.getContent().state_key);
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if (ConferenceHandler && ConferenceHandler.isConferenceUser(ev.getStateKey())) {
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return "VoIP conference started";
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}
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else {
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return targetName + " joined the room.";
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}
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}
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case 'leave':
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if (ev.getSender() === ev.getStateKey()) {
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if (ConferenceHandler && ConferenceHandler.isConferenceUser(ev.getStateKey())) {
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return "VoIP conference finished";
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}
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else if (ev.getPrevContent().membership === "invite") {
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return targetName + " rejected the invitation.";
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}
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else {
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return targetName + " left the room.";
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}
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}
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else if (ev.getPrevContent().membership === "ban") {
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return senderName + " unbanned " + targetName + ".";
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}
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else if (ev.getPrevContent().membership === "join") {
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return senderName + " kicked " + targetName + "." + reason;
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}
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else if (ev.getPrevContent().membership === "invite") {
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return senderName + " withdrew " + targetName + "'s invitation." + reason;
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}
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else {
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return targetName + " left the room.";
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}
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}
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}
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function textForTopicEvent(ev) {
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var senderDisplayName = ev.sender && ev.sender.name ? ev.sender.name : ev.getSender();
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return senderDisplayName + ' changed the topic to "' + ev.getContent().topic + '"';
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}
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function textForRoomNameEvent(ev) {
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var senderDisplayName = ev.sender && ev.sender.name ? ev.sender.name : ev.getSender();
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return senderDisplayName + ' changed the room name to "' + ev.getContent().name + '"';
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}
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function textForMessageEvent(ev) {
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var senderDisplayName = ev.sender && ev.sender.name ? ev.sender.name : ev.getSender();
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var message = senderDisplayName + ': ' + ev.getContent().body;
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if (ev.getContent().msgtype === "m.emote") {
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message = "* " + senderDisplayName + " " + message;
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} else if (ev.getContent().msgtype === "m.image") {
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message = senderDisplayName + " sent an image.";
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}
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return message;
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}
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function textForCallAnswerEvent(event) {
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var senderName = event.sender ? event.sender.name : "Someone";
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var supported = MatrixClientPeg.get().supportsVoip() ? "" : " (not supported by this browser)";
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return senderName + " answered the call." + supported;
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}
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function textForCallHangupEvent(event) {
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var senderName = event.sender ? event.sender.name : "Someone";
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var supported = MatrixClientPeg.get().supportsVoip() ? "" : " (not supported by this browser)";
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return senderName + " ended the call." + supported;
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}
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function textForCallInviteEvent(event) {
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var senderName = event.sender ? event.sender.name : "Someone";
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// FIXME: Find a better way to determine this from the event?
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var type = "voice";
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if (event.getContent().offer && event.getContent().offer.sdp &&
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event.getContent().offer.sdp.indexOf('m=video') !== -1) {
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type = "video";
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}
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var supported = MatrixClientPeg.get().supportsVoip() ? "" : " (not supported by this browser)";
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return senderName + " placed a " + type + " call." + supported;
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}
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function textForThreePidInviteEvent(event) {
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var senderName = event.sender ? event.sender.name : event.getSender();
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return senderName + " sent an invitation to " + event.getContent().display_name +
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" to join the room.";
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}
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function textForHistoryVisibilityEvent(event) {
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var senderName = event.sender ? event.sender.name : event.getSender();
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var vis = event.getContent().history_visibility;
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var text = senderName + " made future room history visible to ";
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if (vis === "invited") {
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text += "all room members, from the point they are invited.";
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}
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else if (vis === "joined") {
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text += "all room members, from the point they joined.";
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}
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else if (vis === "shared") {
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text += "all room members.";
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}
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else if (vis === "world_readable") {
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text += "anyone.";
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}
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else {
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text += " unknown (" + vis + ")";
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}
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return text;
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}
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function textForEncryptionEvent(event) {
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var senderName = event.sender ? event.sender.name : event.getSender();
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return senderName + " turned on end-to-end encryption (algorithm " + event.getContent().algorithm + ")";
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}
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// Currently will only display a change if a user's power level is changed
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function textForPowerEvent(event) {
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const senderName = event.sender ? event.sender.name : event.getSender();
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if (!event.getPrevContent() || !event.getPrevContent().users) {
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return '';
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}
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const userDefault = event.getContent().users_default || 0;
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// Construct set of userIds
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let users = [];
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Object.keys(event.getContent().users).forEach(
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(userId) => {
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if (users.indexOf(userId) === -1) users.push(userId);
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}
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);
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Object.keys(event.getPrevContent().users).forEach(
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(userId) => {
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if (users.indexOf(userId) === -1) users.push(userId);
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}
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);
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let diff = [];
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users.forEach((userId) => {
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// Previous power level
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const from = event.getPrevContent().users[userId];
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// Current power level
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const to = event.getContent().users[userId];
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if (to !== from) {
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diff.push(
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userId +
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' from ' + Roles.textualPowerLevel(from, userDefault) +
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' to ' + Roles.textualPowerLevel(to, userDefault)
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);
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}
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});
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if (!diff.length) {
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return '';
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}
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return senderName + ' changed the power level of ' + diff.join(', ');
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}
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var handlers = {
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'm.room.message': textForMessageEvent,
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'm.room.name': textForRoomNameEvent,
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'm.room.topic': textForTopicEvent,
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'm.room.member': textForMemberEvent,
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'm.call.invite': textForCallInviteEvent,
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'm.call.answer': textForCallAnswerEvent,
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'm.call.hangup': textForCallHangupEvent,
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'm.room.third_party_invite': textForThreePidInviteEvent,
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'm.room.history_visibility': textForHistoryVisibilityEvent,
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'm.room.encryption': textForEncryptionEvent,
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'm.room.power_levels': textForPowerEvent,
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};
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module.exports = {
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textForEvent: function(ev) {
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var hdlr = handlers[ev.getType()];
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if (!hdlr) return "";
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return hdlr(ev);
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}
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};
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