71 lines
1.9 KiB
JavaScript
71 lines
1.9 KiB
JavaScript
// Copyright 2015-2020 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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/* global window, dcodeIO, textsecure */
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// eslint-disable-next-line func-names
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(function () {
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const FILES_TO_LOAD = [
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'SignalService.proto',
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'SignalStorage.proto',
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'SubProtocol.proto',
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'DeviceMessages.proto',
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'Stickers.proto',
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// Just for encrypting device names
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'DeviceName.proto',
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// Metadata-specific protos
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'UnidentifiedDelivery.proto',
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// Groups
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'Groups.proto',
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];
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let remainingFilesToLoad = FILES_TO_LOAD.length;
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const hasFinishedLoading = () => remainingFilesToLoad <= 0;
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let onLoadCallbacks = [];
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window.textsecure = window.textsecure || {};
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window.textsecure.protobuf = {
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onLoad: callback => {
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if (hasFinishedLoading()) {
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setTimeout(callback, 0);
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} else {
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onLoadCallbacks.push(callback);
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}
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},
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};
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FILES_TO_LOAD.forEach(filename => {
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dcodeIO.ProtoBuf.loadProtoFile(
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{ root: window.PROTO_ROOT, file: filename },
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(error, result) => {
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if (error) {
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const text = `Error loading protos from ${filename} (root: ${
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window.PROTO_ROOT
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}) ${error && error.stack ? error.stack : error}`;
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window.log.error(text);
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throw error;
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}
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const protos = result.build('signalservice');
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if (!protos) {
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const text = `Error loading protos from ${filename} - no exported types! (root: ${window.PROTO_ROOT})`;
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window.log.error(text);
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throw new Error(text);
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}
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// eslint-disable-next-line no-restricted-syntax, guard-for-in
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for (const protoName in protos) {
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textsecure.protobuf[protoName] = protos[protoName];
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}
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remainingFilesToLoad -= 1;
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if (hasFinishedLoading()) {
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onLoadCallbacks.forEach(callback => callback());
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onLoadCallbacks = [];
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}
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}
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);
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});
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})();
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