mirror of
https://github.com/shaka-project/shaka-player.git
synced 2026-06-25 17:45:03 +03:00
Jacob Trimble
117ed46bd5
This also modifies the build scripts to produce debug builds of the demo and the receiver when doing debug builds. Change-Id: I386a7b8f541332594a5022955a69970ebbe79200
82 lines
2.8 KiB
JavaScript
82 lines
2.8 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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/**
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* Loads both library and application sources. Chooses compiled or debug
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* version of the sources based on the presence or absence of the URL parameter
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* "compiled". Uses the global arrays COMPILED_JS, COMPILED_DEBUG_JS, and
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* UNCOMPILED_JS, defined by the application in advance.
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*
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* This dynamic loading process is not necessary in a production environment,
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* but simplifies the process of switching between compiled and uncompiled
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* mode during development.
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*/
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(function() { // anonymous namespace
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// The URL of the page itself, without URL fragments.
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var pageUrl = location.href.split('#')[0];
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// The URL of the page, up to and including the final '/'.
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var baseUrl = pageUrl.split('/').slice(0, -1).join('/') + '/';
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function loadRelativeScript(src) {
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importScript(baseUrl + src);
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}
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function importScript(src) {
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var script = document.createElement('script');
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script.type = 'text/javascript';
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script.src = src;
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script.defer = true;
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// Setting async = false is important to make sure the script is imported
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// before the 'load' event fires.
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script.async = false;
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document.head.appendChild(script);
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}
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window.CLOSURE_IMPORT_SCRIPT = importScript;
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var fields = location.search.substr(1);
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fields = fields ? fields.split(';') : [];
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var fragments = location.hash.substr(1);
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fragments = fragments ? fragments.split(';') : [];
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var combined = fields.concat(fragments);
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var scripts = window['UNCOMPILED_JS'];
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if (!navigator.onLine) {
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// If we're offline, default to the compiled version, which may have been
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// cached by the service worker.
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scripts = window['COMPILED_JS'];
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}
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// Very old browsers do not have Array.prototype.indexOf.
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for (var i = 0; i < combined.length; ++i) {
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if (combined[i] == 'compiled' || combined[i] == 'build=compiled') {
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scripts = window['COMPILED_JS'];
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break;
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}
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if (combined[i] == 'build=debug_compiled') {
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scripts = window['COMPILED_DEBUG_JS'];
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break;
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}
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}
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// The application must define its list of compiled and uncompiled sources
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// before including this loader. The URLs should be relative to the page.
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for (var i = 0; i < scripts.length; ++i) {
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loadRelativeScript(scripts[i]);
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}
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})(); // anonymous namespace
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