mirror of
https://github.com/shaka-project/shaka-player.git
synced 2026-06-16 16:16:40 +03:00
Jacob Trimble
dc8b007d56
This is a port of the internal changes: cr/321495405, cr/321592702, and cr/321594488. Change-Id: If6a4c4266ed10a70b01442974dbd19329bb5122e
53 lines
1.2 KiB
JavaScript
53 lines
1.2 KiB
JavaScript
/*! @license
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* Shaka Player
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* Copyright 2016 Google LLC
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* SPDX-License-Identifier: Apache-2.0
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*/
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goog.provide('shaka.polyfill.IndexedDB');
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goog.require('goog.asserts');
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goog.require('shaka.log');
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goog.require('shaka.polyfill');
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goog.require('shaka.util.Platform');
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/**
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* @summary A polyfill to patch IndexedDB bugs.
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*/
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shaka.polyfill.IndexedDB = class {
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/**
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* Install the polyfill if needed.
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*/
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static install() {
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shaka.log.debug('IndexedDB.install');
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let disableIDB = false;
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if (shaka.util.Platform.isChromecast()) {
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shaka.log.debug('Removing IndexedDB from ChromeCast');
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disableIDB = true;
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} else {
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try {
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// This is necessary to avoid Closure compiler over optimize this
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// block and remove it if it looks like a noop
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if (window.indexedDB) {
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disableIDB = false;
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}
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} catch (e) {
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shaka.log.debug(
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'Removing IndexedDB due to an exception when accessing it');
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disableIDB = true;
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}
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}
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if (disableIDB) {
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delete window.indexedDB;
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goog.asserts.assert(
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!window.indexedDB, 'Failed to override window.indexedDB');
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}
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}
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};
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shaka.polyfill.register(shaka.polyfill.IndexedDB.install);
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