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@ -5,8 +5,8 @@ |
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'use strict'; |
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var |
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app_name = 'ublock', |
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app_baseURI = 'chrome://' + app_name + '/content/js/', |
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appName = 'ublock', |
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contentBaseURI = 'chrome://' + appName + '/content/js/', |
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listeners = {}, |
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_addMessageListener = function(id, fn) { |
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_removeMessageListener(id); |
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@ -29,4 +29,71 @@ addMessageListener('µBlock:broadcast', function(msg) { |
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} |
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}); |
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var observer = { |
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unload: function(e) { |
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Services.obs.removeObserver(observer, 'content-document-global-created'); |
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observer = listeners = null; |
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}, |
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onDOMReady: function(e) { |
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var win = e.target.defaultView; |
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if (win.location.protocol === 'chrome:' && win.location.host === appName) { |
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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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} |
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}, |
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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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// baseURI is more reliable
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var location = Services.io.newURI( |
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win.location.protocol === 'data:' ? 'data:text/plain,' : win.document.baseURI, |
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null, |
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null |
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); |
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if (!(win.document instanceof win.HTMLDocument |
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&& (/^https?$/.test(location.scheme)))) { |
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return; |
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} |
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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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win.sendAsyncMessage = sendAsyncMessage; |
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win.addMessageListener = _addMessageListener; |
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win.removeMessageListener = _removeMessageListener; |
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var lss = Services.scriptloader.loadSubScript; |
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lss(contentBaseURI + 'vapi-client.js', win); |
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lss(contentBaseURI + 'contentscript-start.js', win); |
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if (win.document.readyState === 'loading') { |
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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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else { |
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lss(contentBaseURI + 'contentscript-end.js', win); |
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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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addEventListener('unload', observer.unload, false); |
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// for the Options page
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addEventListener('DOMContentLoaded', observer.onDOMReady, true); |
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})(); |