mirror of
https://github.com/shaka-project/shaka-player.git
synced 2026-06-16 16:16:40 +03:00
Joey Parrish
18da8e04dc
This exports all plugins from the library, to make delegating and subclassing easier for applications. This also fixes a couple of issues with the generated documentation. Closes #551 Change-Id: I23798f6117e1944d7ffc67bcb50ae36f3943710a
73 lines
2.3 KiB
JavaScript
73 lines
2.3 KiB
JavaScript
/**
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* @license
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* Copyright 2016 Google Inc.
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*
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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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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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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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goog.provide('shaka.offline.OfflineScheme');
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goog.require('shaka.net.NetworkingEngine');
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goog.require('shaka.offline.DBEngine');
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goog.require('shaka.offline.OfflineUtils');
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goog.require('shaka.util.Error');
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/**
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* @namespace
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* @summary A plugin that handles requests for offline content.
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* @param {string} uri
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* @param {shakaExtern.Request} request
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* @return {!Promise.<shakaExtern.Response>}
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* @export
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*/
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shaka.offline.OfflineScheme = function(uri, request) {
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var manifestParts = /^offline:([0-9]+)$/.exec(uri);
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if (manifestParts) {
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/** @type {shakaExtern.Response} */
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var response = {
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uri: uri,
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data: new ArrayBuffer(0),
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headers: {'content-type': 'application/x-offline-manifest'}
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};
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return Promise.resolve(response);
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}
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var segmentParts = /^offline:[0-9]+\/[0-9]+\/([0-9]+)$/.exec(uri);
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if (segmentParts) {
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var segmentId = Number(segmentParts[1]);
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var scheme = shaka.offline.OfflineUtils.DB_SCHEME;
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var dbEngine = new shaka.offline.DBEngine();
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return dbEngine.init(scheme)
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.then(function() { return dbEngine.get('segment', segmentId); })
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.then(function(segment) {
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return dbEngine.destroy().then(function() {
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if (!segment) {
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throw new shaka.util.Error(
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shaka.util.Error.Category.STORAGE,
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shaka.util.Error.Code.REQUESTED_ITEM_NOT_FOUND, segmentId);
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}
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return {uri: uri, data: segment.data, headers: {}};
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});
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});
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}
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return Promise.reject(new shaka.util.Error(
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shaka.util.Error.Category.NETWORK,
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shaka.util.Error.Code.MALFORMED_OFFLINE_URI, uri));
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};
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shaka.net.NetworkingEngine.registerScheme(
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'offline', shaka.offline.OfflineScheme);
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