771 lines
33 KiB
JavaScript
771 lines
33 KiB
JavaScript
/* eslint-disable */
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(function () {
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'use strict';
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window.Whisper = window.Whisper || {};
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const { Attachment, Message: TypedMessage } = window.Signal.Types;
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const { deleteAttachmentData } = window.Signal.Migrations;
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var Message = window.Whisper.Message = Backbone.Model.extend({
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database : Whisper.Database,
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storeName : 'messages',
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initialize: function(attributes) {
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if (_.isObject(attributes)) {
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this.set(TypedMessage.initializeSchemaVersion(attributes));
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}
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this.on('change:attachments', this.updateImageUrl);
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this.on('destroy', this.onDestroy);
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this.on('change:expirationStartTimestamp', this.setToExpire);
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this.on('change:expireTimer', this.setToExpire);
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this.on('unload', this.revokeImageUrl);
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this.setToExpire();
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},
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idForLogging: function() {
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return this.get('source') + '.' + this.get('sourceDevice') + ' ' + this.get('sent_at');
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},
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defaults: function() {
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return {
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timestamp: new Date().getTime(),
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attachments: []
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};
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},
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validate: function(attributes, options) {
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var required = ['conversationId', 'received_at', 'sent_at'];
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var missing = _.filter(required, function(attr) { return !attributes[attr]; });
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if (missing.length) {
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console.log("Message missing attributes: " + missing);
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}
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},
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isEndSession: function() {
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var flag = textsecure.protobuf.DataMessage.Flags.END_SESSION;
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return !!(this.get('flags') & flag);
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},
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isExpirationTimerUpdate: function() {
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var flag = textsecure.protobuf.DataMessage.Flags.EXPIRATION_TIMER_UPDATE;
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return !!(this.get('flags') & flag);
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},
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isGroupUpdate: function() {
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return !!(this.get('group_update'));
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},
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isIncoming: function() {
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return this.get('type') === 'incoming';
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},
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isUnread: function() {
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return !!this.get('unread');
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},
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// overriding this to allow for this.unset('unread'), save to db, then fetch()
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// to propagate. We don't want the unset key in the db so our unread index stays
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// small.
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// jscs:disable
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fetch: function(options) {
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options = options ? _.clone(options) : {};
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if (options.parse === void 0) options.parse = true;
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var model = this;
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var success = options.success;
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options.success = function(resp) {
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model.attributes = {}; // this is the only changed line
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if (!model.set(model.parse(resp, options), options)) return false;
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if (success) success(model, resp, options);
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model.trigger('sync', model, resp, options);
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};
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var error = options.error;
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options.error = function(resp) {
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if (error) error(model, resp, options);
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model.trigger('error', model, resp, options);
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};
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return this.sync('read', this, options);
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},
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// jscs:enable
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getNameForNumber: function(number) {
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var conversation = ConversationController.get(number);
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if (!conversation) {
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return number;
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}
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return conversation.getDisplayName();
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},
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getDescription: function() {
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if (this.isGroupUpdate()) {
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var group_update = this.get('group_update');
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if (group_update.left === 'You') {
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return i18n('youLeftTheGroup');
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} else if (group_update.left) {
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return i18n('leftTheGroup', this.getNameForNumber(group_update.left));
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}
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var messages = [i18n('updatedTheGroup')];
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if (group_update.name) {
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messages.push(i18n('titleIsNow', group_update.name));
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}
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if (group_update.joined && group_update.joined.length) {
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var names = _.map(group_update.joined, this.getNameForNumber.bind(this));
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if (names.length > 1) {
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messages.push(i18n('multipleJoinedTheGroup', names.join(', ')));
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} else {
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messages.push(i18n('joinedTheGroup', names[0]));
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}
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}
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return messages.join(' ');
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}
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if (this.isEndSession()) {
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return i18n('sessionEnded');
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}
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if (this.isIncoming() && this.hasErrors()) {
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return i18n('incomingError');
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}
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return this.get('body');
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},
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isKeyChange: function() {
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return this.get('type') === 'keychange';
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},
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getNotificationText: function() {
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var description = this.getDescription();
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if (description) {
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return description;
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}
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if (this.get('attachments').length > 0) {
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return i18n('mediaMessage');
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}
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if (this.isExpirationTimerUpdate()) {
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return i18n('timerSetTo',
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Whisper.ExpirationTimerOptions.getAbbreviated(
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this.get('expirationTimerUpdate').expireTimer
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)
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);
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}
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if (this.isKeyChange()) {
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var conversation = this.getModelForKeyChange();
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return i18n('keychanged', conversation.getTitle());
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}
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return '';
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},
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/* eslint-enable */
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/* jshint ignore:start */
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async onDestroy() {
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this.revokeImageUrl();
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const attachments = this.get('attachments');
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await Promise.all(attachments.map(deleteAttachmentData));
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return;
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},
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/* jshint ignore:end */
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/* eslint-disable */
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updateImageUrl: function() {
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this.revokeImageUrl();
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var attachment = this.get('attachments')[0];
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if (attachment) {
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var blob = new Blob([attachment.data], {
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type: attachment.contentType
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});
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this.imageUrl = URL.createObjectURL(blob);
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} else {
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this.imageUrl = null;
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}
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},
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revokeImageUrl: function() {
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if (this.imageUrl) {
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URL.revokeObjectURL(this.imageUrl);
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this.imageUrl = null;
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}
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},
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getImageUrl: function() {
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if (this.imageUrl === undefined) {
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this.updateImageUrl();
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}
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return this.imageUrl;
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},
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getConversation: function() {
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// This needs to be an unsafe call, because this method is called during
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// initial module setup. We may be in the middle of the initial fetch to
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// the database.
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return ConversationController.getUnsafe(this.get('conversationId'));
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},
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getExpirationTimerUpdateSource: function() {
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if (this.isExpirationTimerUpdate()) {
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var conversationId = this.get('expirationTimerUpdate').source;
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return ConversationController.getOrCreate(conversationId, 'private');
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}
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},
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getContact: function() {
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var conversationId = this.get('source');
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if (!this.isIncoming()) {
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conversationId = textsecure.storage.user.getNumber();
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}
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return ConversationController.getOrCreate(conversationId, 'private');
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},
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getModelForKeyChange: function() {
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var id = this.get('key_changed');
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if (!this.modelForKeyChange) {
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var c = ConversationController.getOrCreate(id, 'private');
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this.modelForKeyChange = c;
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}
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return this.modelForKeyChange;
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},
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getModelForVerifiedChange: function() {
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var id = this.get('verifiedChanged');
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if (!this.modelForVerifiedChange) {
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var c = ConversationController.getOrCreate(id, 'private');
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this.modelForVerifiedChange = c;
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}
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return this.modelForVerifiedChange;
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},
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isOutgoing: function() {
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return this.get('type') === 'outgoing';
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},
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hasErrors: function() {
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return _.size(this.get('errors')) > 0;
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},
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getStatus: function(number) {
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var read_by = this.get('read_by') || [];
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if (read_by.indexOf(number) >= 0) {
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return 'read';
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}
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var delivered_to = this.get('delivered_to') || [];
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if (delivered_to.indexOf(number) >= 0) {
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return 'delivered';
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}
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var sent_to = this.get('sent_to') || [];
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if (sent_to.indexOf(number) >= 0) {
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return 'sent';
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}
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},
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send: function(promise) {
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this.trigger('pending');
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return promise.then(function(result) {
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var now = Date.now();
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this.trigger('done');
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if (result.dataMessage) {
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this.set({dataMessage: result.dataMessage});
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}
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var sent_to = this.get('sent_to') || [];
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this.save({
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sent_to: _.union(sent_to, result.successfulNumbers),
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sent: true,
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expirationStartTimestamp: now
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});
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this.sendSyncMessage();
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}.bind(this)).catch(function(result) {
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var now = Date.now();
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this.trigger('done');
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if (result.dataMessage) {
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this.set({dataMessage: result.dataMessage});
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}
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var promises = [];
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if (result instanceof Error) {
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this.saveErrors(result);
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if (result.name === 'SignedPreKeyRotationError') {
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promises.push(getAccountManager().rotateSignedPreKey());
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}
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else if (result.name === 'OutgoingIdentityKeyError') {
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var c = ConversationController.get(result.number);
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promises.push(c.getProfiles());
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}
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} else {
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this.saveErrors(result.errors);
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if (result.successfulNumbers.length > 0) {
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var sent_to = this.get('sent_to') || [];
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this.set({
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sent_to: _.union(sent_to, result.successfulNumbers),
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sent: true,
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expirationStartTimestamp: now
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});
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promises.push(this.sendSyncMessage());
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}
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promises = promises.concat(_.map(result.errors, function(error) {
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if (error.name === 'OutgoingIdentityKeyError') {
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var c = ConversationController.get(error.number);
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promises.push(c.getProfiles());
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}
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}));
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}
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return Promise.all(promises).then(function() {
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this.trigger('send-error', this.get('errors'));
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}.bind(this));
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}.bind(this));
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},
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someRecipientsFailed: function() {
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var c = this.getConversation();
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if (!c || c.isPrivate()) {
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return false;
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}
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var recipients = c.contactCollection.length - 1;
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var errors = this.get('errors');
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if (!errors) {
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return false;
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}
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if (errors.length > 0 && recipients > 0 && errors.length < recipients) {
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return true;
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}
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return false;
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},
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sendSyncMessage: function() {
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this.syncPromise = this.syncPromise || Promise.resolve();
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this.syncPromise = this.syncPromise.then(function() {
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var dataMessage = this.get('dataMessage');
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if (this.get('synced') || !dataMessage) {
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return;
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}
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return textsecure.messaging.sendSyncMessage(
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dataMessage, this.get('sent_at'), this.get('destination'), this.get('expirationStartTimestamp')
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).then(function() {
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this.save({synced: true, dataMessage: null});
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}.bind(this));
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}.bind(this));
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},
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saveErrors: function(errors) {
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if (!(errors instanceof Array)) {
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errors = [errors];
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}
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errors.forEach(function(e) {
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console.log(
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'Message.saveErrors:',
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e && e.reason ? e.reason : null,
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e && e.stack ? e.stack : e
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);
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});
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errors = errors.map(function(e) {
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if (e.constructor === Error ||
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e.constructor === TypeError ||
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e.constructor === ReferenceError) {
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return _.pick(e, 'name', 'message', 'code', 'number', 'reason');
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}
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return e;
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});
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errors = errors.concat(this.get('errors') || []);
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return this.save({errors : errors});
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},
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hasNetworkError: function(number) {
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var error = _.find(this.get('errors'), function(e) {
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return (e.name === 'MessageError' ||
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e.name === 'OutgoingMessageError' ||
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e.name === 'SendMessageNetworkError' ||
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e.name === 'SignedPreKeyRotationError');
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});
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return !!error;
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},
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removeOutgoingErrors: function(number) {
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var errors = _.partition(this.get('errors'), function(e) {
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return e.number === number &&
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(e.name === 'MessageError' ||
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e.name === 'OutgoingMessageError' ||
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e.name === 'SendMessageNetworkError' ||
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e.name === 'SignedPreKeyRotationError' ||
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e.name === 'OutgoingIdentityKeyError');
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});
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this.set({errors: errors[1]});
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return errors[0][0];
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},
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isReplayableError: function(e) {
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return (e.name === 'MessageError' ||
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e.name === 'OutgoingMessageError' ||
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e.name === 'SendMessageNetworkError' ||
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e.name === 'SignedPreKeyRotationError' ||
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e.name === 'OutgoingIdentityKeyError');
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},
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resend: function(number) {
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var error = this.removeOutgoingErrors(number);
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if (error) {
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var promise = new textsecure.ReplayableError(error).replay();
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this.send(promise);
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}
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},
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handleDataMessage: function(dataMessage, confirm) {
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// This function is called from the background script in a few scenarios:
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// 1. on an incoming message
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// 2. on a sent message sync'd from another device
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// 3. in rare cases, an incoming message can be retried, though it will
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// still go through one of the previous two codepaths
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var message = this;
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var source = message.get('source');
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var type = message.get('type');
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var timestamp = message.get('sent_at');
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var conversationId = message.get('conversationId');
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if (dataMessage.group) {
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conversationId = dataMessage.group.id;
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}
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var conversation = ConversationController.get(conversationId);
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return conversation.queueJob(function() {
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return new Promise(function(resolve) {
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var now = new Date().getTime();
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var attributes = { type: 'private' };
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if (dataMessage.group) {
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var group_update = null;
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attributes = {
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type: 'group',
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groupId: dataMessage.group.id,
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};
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if (dataMessage.group.type === textsecure.protobuf.GroupContext.Type.UPDATE) {
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attributes = {
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type : 'group',
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groupId : dataMessage.group.id,
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name : dataMessage.group.name,
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avatar : dataMessage.group.avatar,
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members : _.union(dataMessage.group.members, conversation.get('members')),
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};
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group_update = conversation.changedAttributes(_.pick(dataMessage.group, 'name', 'avatar')) || {};
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var difference = _.difference(attributes.members, conversation.get('members'));
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if (difference.length > 0) {
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group_update.joined = difference;
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}
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if (conversation.get('left')) {
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console.log('re-added to a left group');
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attributes.left = false;
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}
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}
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else if (dataMessage.group.type === textsecure.protobuf.GroupContext.Type.QUIT) {
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if (source == textsecure.storage.user.getNumber()) {
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attributes.left = true;
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group_update = { left: "You" };
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} else {
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group_update = { left: source };
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}
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attributes.members = _.without(conversation.get('members'), source);
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}
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if (group_update !== null) {
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message.set({group_update: group_update});
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}
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}
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message.set({
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schemaVersion : dataMessage.schemaVersion,
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body : dataMessage.body,
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conversationId : conversation.id,
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attachments : dataMessage.attachments,
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decrypted_at : now,
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flags : dataMessage.flags,
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errors : []
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});
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if (type === 'outgoing') {
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var receipts = Whisper.DeliveryReceipts.forMessage(conversation, message);
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receipts.forEach(function(receipt) {
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message.set({
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delivered: (message.get('delivered') || 0) + 1
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});
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});
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}
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attributes.active_at = now;
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conversation.set(attributes);
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if (message.isExpirationTimerUpdate()) {
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message.set({
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expirationTimerUpdate: {
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source : source,
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expireTimer : dataMessage.expireTimer
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}
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});
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conversation.set({expireTimer: dataMessage.expireTimer});
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} else if (dataMessage.expireTimer) {
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message.set({expireTimer: dataMessage.expireTimer});
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}
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// NOTE: Remove once the above uses
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// `Conversation::updateExpirationTimer`:
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const { expireTimer } = dataMessage;
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const shouldLogExpireTimerChange =
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message.isExpirationTimerUpdate() || expireTimer;
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if (shouldLogExpireTimerChange) {
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console.log(
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'Updating expireTimer for conversation',
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conversation.idForLogging(),
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'to',
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expireTimer,
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'via `handleDataMessage`'
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);
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}
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if (!message.isEndSession() && !message.isGroupUpdate()) {
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if (dataMessage.expireTimer) {
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if (dataMessage.expireTimer !== conversation.get('expireTimer')) {
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conversation.updateExpirationTimer(
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dataMessage.expireTimer, source,
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message.get('received_at'));
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}
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} else if (conversation.get('expireTimer')) {
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conversation.updateExpirationTimer(null, source,
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message.get('received_at'));
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}
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}
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if (type === 'incoming') {
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var readSync = Whisper.ReadSyncs.forMessage(message);
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if (readSync) {
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if (message.get('expireTimer') && !message.get('expirationStartTimestamp')) {
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message.set('expirationStartTimestamp', readSync.get('read_at'));
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}
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}
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if (readSync || message.isExpirationTimerUpdate()) {
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message.unset('unread');
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// This is primarily to allow the conversation to mark all older messages as
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// read, as is done when we receive a read sync for a message we already
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// know about.
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Whisper.ReadSyncs.notifyConversation(message);
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} else {
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conversation.set('unreadCount', conversation.get('unreadCount') + 1);
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}
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}
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if (type === 'outgoing') {
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var reads = Whisper.ReadReceipts.forMessage(conversation, message);
|
|
if (reads.length) {
|
|
var read_by = reads.map(function(receipt) {
|
|
return receipt.get('reader');
|
|
});
|
|
message.set({
|
|
read_by: _.union(message.get('read_by'), read_by)
|
|
});
|
|
}
|
|
|
|
message.set({recipients: conversation.getRecipients()});
|
|
}
|
|
|
|
var conversation_timestamp = conversation.get('timestamp');
|
|
if (!conversation_timestamp || message.get('sent_at') > conversation_timestamp) {
|
|
conversation.set({
|
|
lastMessage : message.getNotificationText(),
|
|
timestamp: message.get('sent_at')
|
|
});
|
|
}
|
|
|
|
if (dataMessage.profileKey) {
|
|
var profileKey = dataMessage.profileKey.toArrayBuffer();
|
|
if (source == textsecure.storage.user.getNumber()) {
|
|
conversation.set({profileSharing: true});
|
|
} else if (conversation.isPrivate()) {
|
|
conversation.set({profileKey: profileKey});
|
|
} else {
|
|
ConversationController.getOrCreateAndWait(source, 'private').then(function(sender) {
|
|
sender.setProfileKey(profileKey);
|
|
});
|
|
}
|
|
}
|
|
|
|
var handleError = function(error) {
|
|
error = error && error.stack ? error.stack : error;
|
|
console.log('handleDataMessage', message.idForLogging(), 'error:', error);
|
|
return resolve();
|
|
};
|
|
|
|
message.save().then(function() {
|
|
conversation.save().then(function() {
|
|
try {
|
|
conversation.trigger('newmessage', message);
|
|
}
|
|
catch (e) {
|
|
return handleError(e);
|
|
}
|
|
// We fetch() here because, between the message.save() above and the previous
|
|
// line's trigger() call, we might have marked all messages unread in the
|
|
// database. This message might already be read!
|
|
var previousUnread = message.get('unread');
|
|
message.fetch().then(function() {
|
|
try {
|
|
if (previousUnread !== message.get('unread')) {
|
|
console.log('Caught race condition on new message read state! ' +
|
|
'Manually starting timers.');
|
|
// We call markRead() even though the message is already marked read
|
|
// because we need to start expiration timers, etc.
|
|
message.markRead();
|
|
}
|
|
|
|
if (message.get('unread')) {
|
|
conversation.notify(message).then(function() {
|
|
confirm();
|
|
return resolve();
|
|
}, handleError);
|
|
} else {
|
|
confirm();
|
|
return resolve();
|
|
}
|
|
}
|
|
catch (e) {
|
|
handleError(e);
|
|
}
|
|
}, function(error) {
|
|
try {
|
|
console.log('handleDataMessage: Message', message.idForLogging(), 'was deleted');
|
|
|
|
confirm();
|
|
return resolve();
|
|
}
|
|
catch (e) {
|
|
handleError(e);
|
|
}
|
|
});
|
|
}, handleError);
|
|
}, handleError);
|
|
});
|
|
});
|
|
},
|
|
markRead: function(read_at) {
|
|
this.unset('unread');
|
|
if (this.get('expireTimer') && !this.get('expirationStartTimestamp')) {
|
|
this.set('expirationStartTimestamp', read_at || Date.now());
|
|
}
|
|
Whisper.Notifications.remove(Whisper.Notifications.where({
|
|
messageId: this.id
|
|
}));
|
|
return new Promise(function(resolve, reject) {
|
|
this.save().then(resolve, reject);
|
|
}.bind(this));
|
|
},
|
|
isExpiring: function() {
|
|
return this.get('expireTimer') && this.get('expirationStartTimestamp');
|
|
},
|
|
isExpired: function() {
|
|
return this.msTilExpire() <= 0;
|
|
},
|
|
msTilExpire: function() {
|
|
if (!this.isExpiring()) {
|
|
return Infinity;
|
|
}
|
|
var now = Date.now();
|
|
var start = this.get('expirationStartTimestamp');
|
|
var delta = this.get('expireTimer') * 1000;
|
|
var ms_from_now = start + delta - now;
|
|
if (ms_from_now < 0) {
|
|
ms_from_now = 0;
|
|
}
|
|
return ms_from_now;
|
|
},
|
|
setToExpire: function() {
|
|
if (this.isExpiring() && !this.get('expires_at')) {
|
|
var start = this.get('expirationStartTimestamp');
|
|
var delta = this.get('expireTimer') * 1000;
|
|
var expires_at = start + delta;
|
|
|
|
// This method can be called due to the expiration-related .set() calls in
|
|
// handleDataMessage(), but the .save() here would conflict with the
|
|
// same call at the end of handleDataMessage(). So we only call .save()
|
|
// here if we've previously saved this model.
|
|
if (!this.isNew()) {
|
|
this.save('expires_at', expires_at);
|
|
}
|
|
|
|
Whisper.ExpiringMessagesListener.update();
|
|
console.log('message', this.get('sent_at'), 'expires at', expires_at);
|
|
}
|
|
}
|
|
|
|
});
|
|
|
|
Whisper.MessageCollection = Backbone.Collection.extend({
|
|
model : Message,
|
|
database : Whisper.Database,
|
|
storeName : 'messages',
|
|
comparator : function(left, right) {
|
|
if (left.get('received_at') === right.get('received_at')) {
|
|
return (left.get('sent_at') || 0) - (right.get('sent_at') || 0);
|
|
}
|
|
|
|
return (left.get('received_at') || 0) - (right.get('received_at') || 0);
|
|
},
|
|
initialize : function(models, options) {
|
|
if (options) {
|
|
this.conversation = options.conversation;
|
|
}
|
|
},
|
|
destroyAll : function () {
|
|
return Promise.all(this.models.map(function(m) {
|
|
return new Promise(function(resolve, reject) {
|
|
m.destroy().then(resolve).fail(reject);
|
|
});
|
|
}));
|
|
},
|
|
|
|
fetchSentAt: function(timestamp) {
|
|
return new Promise(function(resolve) {
|
|
return this.fetch({
|
|
index: {
|
|
// 'receipt' index on sent_at
|
|
name: 'receipt',
|
|
only: timestamp
|
|
}
|
|
}).always(resolve);
|
|
}.bind(this));
|
|
},
|
|
|
|
getLoadedUnreadCount: function() {
|
|
return this.reduce(function(total, model) {
|
|
var unread = model.get('unread') && model.isIncoming();
|
|
return total + (unread ? 1 : 0);
|
|
}, 0);
|
|
},
|
|
|
|
fetchConversation: function(conversationId, limit, unreadCount) {
|
|
if (typeof limit !== 'number') {
|
|
limit = 100;
|
|
}
|
|
if (typeof unreadCount !== 'number') {
|
|
unreadCount = 0;
|
|
}
|
|
|
|
var startingLoadedUnread = 0;
|
|
if (unreadCount > 0) {
|
|
startingLoadedUnread = this.getLoadedUnreadCount();
|
|
}
|
|
return new Promise(function(resolve) {
|
|
var upper;
|
|
if (this.length === 0) {
|
|
// fetch the most recent messages first
|
|
upper = Number.MAX_VALUE;
|
|
} else {
|
|
// not our first rodeo, fetch older messages.
|
|
upper = this.at(0).get('received_at');
|
|
}
|
|
var options = {remove: false, limit: limit};
|
|
options.index = {
|
|
// 'conversation' index on [conversationId, received_at]
|
|
name : 'conversation',
|
|
lower : [conversationId],
|
|
upper : [conversationId, upper],
|
|
order : 'desc'
|
|
// SELECT messages WHERE conversationId = this.id ORDER
|
|
// received_at DESC
|
|
};
|
|
this.fetch(options).always(resolve);
|
|
}.bind(this)).then(function() {
|
|
if (unreadCount > 0) {
|
|
var loadedUnread = this.getLoadedUnreadCount();
|
|
if (loadedUnread >= unreadCount) {
|
|
return;
|
|
}
|
|
|
|
if (startingLoadedUnread === loadedUnread) {
|
|
// that fetch didn't get us any more unread. stop fetching more.
|
|
return;
|
|
}
|
|
|
|
console.log('fetchConversation: doing another fetch to get all unread');
|
|
return this.fetchConversation(conversationId, limit, unreadCount);
|
|
}
|
|
}.bind(this));
|
|
},
|
|
|
|
fetchNextExpiring: function() {
|
|
this.fetch({ index: { name: 'expires_at' }, limit: 1 });
|
|
},
|
|
|
|
fetchExpired: function() {
|
|
console.log('loading expired messages');
|
|
this.fetch({
|
|
conditions: { expires_at: { $lte: Date.now() } },
|
|
addIndividually: true
|
|
});
|
|
}
|
|
});
|
|
})();
|