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4a80d191ee
TBR=vsm@google.com Review URL: https://chromiumcodereview.appspot.com//10399066 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@7714 260f80e4-7a28-3924-810f-c04153c831b5
48 lines
1.9 KiB
JavaScript
48 lines
1.9 KiB
JavaScript
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// Bootstrap support for Dart scripts on the page as this script.
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if (navigator.webkitStartDart) {
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if (!navigator.webkitStartDart()) {
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document.body.innerHTML = 'This build has expired. Please download a new Dartium at http://www.dartlang.org/dartium/index.html';
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}
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} else {
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// TODO:
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// - Support in-browser compilation.
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// - Handle inline Dart scripts.
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window.addEventListener("DOMContentLoaded", function (e) {
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// Fall back to compiled JS. Run through all the scripts and
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// replace them if they have a type that indicate that they source
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// in Dart code.
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//
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// <script type="application/dart" src="<file>.dart"></script>
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//
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// If the script tag has a 'data-compiler' attribute set to
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// dart2js then we use the dart2js generated file rather than the
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// one produced by frog:
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//
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// <script ... data-compiler="dart2js"></script>
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//
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var scripts = document.getElementsByTagName("script");
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var length = scripts.length;
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for (var i = 0; i < length; ++i) {
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if (scripts[i].type == "application/dart") {
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// Remap foo.dart to foo.js or foo.js_ depending
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// on the chosen compiler (frog or dart2js).
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if (scripts[i].src && scripts[i].src != '') {
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var script = document.createElement('script');
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var compiler = scripts[i].getAttribute('data-compiler');
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if (compiler == "dart2js") {
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script.src = scripts[i].src + '.js_';
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} else {
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script.src = scripts[i].src + '.js';
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}
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var parent = scripts[i].parentNode;
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parent.replaceChild(script, scripts[i]);
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}
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}
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}
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}, false);
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}
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