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@ -1,22 +1,20 @@ |
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/* globals Services, sendAsyncMessage, addMessageListener, removeMessageListener, content */ |
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(function() { |
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/* globals Services, sendAsyncMessage, addMessageListener, removeMessageListener */ |
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'use strict'; |
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let appName = 'ublock'; |
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let contentBaseURI = 'chrome://' + appName + '/content/js/'; |
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let listeners = {}; |
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let frameModule = Components.utils['import']('chrome://' + appName + '/content/frameModule.js', {}); |
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let _addMessageListener = function(id, fn) { |
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_removeMessageListener(id); |
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this.ublock_addMessageListener = function(id, fn) { |
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ublock_removeMessageListener(id); |
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listeners[id] = function(msg) { |
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fn(msg.data); |
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}; |
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addMessageListener(id, listeners[id]); |
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}; |
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let _removeMessageListener = function(id) { |
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this.ublock_removeMessageListener = function(id) { |
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if (listeners[id]) { |
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removeMessageListener(id, listeners[id]); |
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} |
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@ -29,72 +27,3 @@ addMessageListener(appName + ':broadcast', function(msg) { |
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listeners[id](msg); |
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} |
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}); |
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let initContext = function(win, sandbox) { |
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if (sandbox) { |
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win = Components.utils.Sandbox([win], { |
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sandboxPrototype: win, |
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wantComponents: false, |
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wantXHRConstructor: false |
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}); |
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} |
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win.sendAsyncMessage = sendAsyncMessage; |
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win.addMessageListener = _addMessageListener; |
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win.removeMessageListener = _removeMessageListener; |
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return win; |
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}; |
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let observer = { |
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observe: function(win) { |
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if (!win || win.top !== content) { |
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return; |
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} |
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if (!(win.document instanceof win.HTMLDocument |
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&& (/^https?:$/.test(win.location.protocol)))) { |
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return; |
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} |
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let lss = Services.scriptloader.loadSubScript; |
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win = initContext(win, true); |
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lss(contentBaseURI + 'vapi-client.js', win); |
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lss(contentBaseURI + 'contentscript-start.js', win); |
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let readyState = win.document.readyState; |
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if (readyState === "interactive" || readyState === "complete") { |
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lss(contentBaseURI + 'contentscript-end.js', win); |
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} |
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else { |
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let docReady = function(e) { |
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this.removeEventListener(e.type, docReady, true); |
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lss(contentBaseURI + 'contentscript-end.js', win); |
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}; |
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win.document.addEventListener('DOMContentLoaded', docReady, true); |
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} |
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} |
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}; |
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Services.obs.addObserver(observer, 'content-document-global-created', false); |
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let DOMReady = function(e) { |
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let win = e.target.defaultView; |
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// inject the message handlers for the options page
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if (win.location.protocol === 'chrome:' && win.location.host === appName) { |
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initContext(win); |
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} |
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}; |
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addEventListener('DOMContentLoaded', DOMReady, true); |
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addEventListener('unload', function() { |
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Services.obs.removeObserver(observer, 'content-document-global-created'); |
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observer = listeners = null; |
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}, false); |
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})(); |