uBlock/platform/firefox/frameScript.js

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/*******************************************************************************
uBlock Origin - a browser extension to block requests.
Copyright (C) 2014-2016 The uBlock Origin authors
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see {http://www.gnu.org/licenses/}.
Home: https://github.com/gorhill/uBlock
*/
/******************************************************************************/
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// https://developer.mozilla.org/en-US/Firefox/Multiprocess_Firefox/Frame_script_environment
(function() {
'use strict';
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let {LocationChangeListener} = Components.utils.import(
Components.stack.filename.replace('Script', 'Module'),
null
);
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if ( !this.docShell ) {
return;
}
let webProgress = this.docShell
.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
.getInterface(Components.interfaces.nsIWebProgress);
if ( !webProgress ) {
return;
}
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// https://github.com/gorhill/uBlock/issues/1514
// Fix?
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let domWindow = webProgress.DOMWindow;
if ( domWindow !== domWindow.top ) {
return;
}
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// https://github.com/gorhill/uBlock/issues/1444
// Apparently, on older versions of Firefox (31 and less), the same context
// is used for all extensions, hence we must use a unique variable name to
// ensure no collision.
this.ublock0LocationChangeListener = new LocationChangeListener(this.docShell, webProgress);
}).call(this);
/******************************************************************************/