92 lines
2.4 KiB
JavaScript
92 lines
2.4 KiB
JavaScript
// Copyright 2020 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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/* global
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Backbone,
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Whisper,
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MessageController,
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ConversationController
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*/
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/* eslint-disable more/no-then */
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// eslint-disable-next-line func-names
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(function () {
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window.Whisper = window.Whisper || {};
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Whisper.Deletes = new (Backbone.Collection.extend({
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forMessage(message) {
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const matchingDeletes = this.filter({
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targetSentTimestamp: message.get('sent_at'),
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fromId: message.getContactId(),
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});
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if (matchingDeletes.length > 0) {
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window.log.info('Found early DOE for message');
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this.remove(matchingDeletes);
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return matchingDeletes;
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}
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return [];
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},
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async onDelete(del) {
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try {
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// The conversation the deleted message was in; we have to find it in the database
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// to to figure that out.
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const targetConversation = await ConversationController.getConversationForTargetMessage(
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del.get('fromId'),
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del.get('targetSentTimestamp')
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);
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if (!targetConversation) {
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window.log.info(
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'No target conversation for DOE',
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del.get('fromId'),
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del.get('targetSentTimestamp')
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);
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return;
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}
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// Do not await, since this can deadlock the queue
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targetConversation.queueJob(async () => {
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window.log.info('Handling DOE for', del.get('targetSentTimestamp'));
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const messages = await window.Signal.Data.getMessagesBySentAt(
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del.get('targetSentTimestamp'),
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{
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MessageCollection: Whisper.MessageCollection,
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}
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);
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const targetMessage = messages.find(
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m => del.get('fromId') === m.getContactId()
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);
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if (!targetMessage) {
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window.log.info(
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'No message for DOE',
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del.get('fromId'),
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del.get('targetSentTimestamp')
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);
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return;
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}
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const message = MessageController.register(
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targetMessage.id,
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targetMessage
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);
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await window.Signal.Util.deleteForEveryone(message, del);
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this.remove(del);
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});
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} catch (error) {
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window.log.error(
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'Deletes.onDelete error:',
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error && error.stack ? error.stack : error
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);
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}
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},
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}))();
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})();
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