/******************************************************************************* uBlock Origin Lite - a comprehensive, MV3-compliant content blocker Copyright (C) 2014-present Raymond Hill 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 */ /* jshint esversion:11 */ /* global cloneInto */ 'use strict'; // ruleset: isr-0 /******************************************************************************/ // Important! // Isolate from global scope // Start of local scope (( ) => { /******************************************************************************/ // Start of code to inject const uBOL_noWebrtc = function() { const scriptletGlobals = {}; // jshint ignore: line const argsList = [[]]; const hostnamesMap = new Map([["walla.co.il",0]]); const entitiesMap = new Map([]); const exceptionsMap = new Map([]); /******************************************************************************/ function noWebrtc() { var rtcName = window.RTCPeerConnection ? 'RTCPeerConnection' : ( window.webkitRTCPeerConnection ? 'webkitRTCPeerConnection' : '' ); if ( rtcName === '' ) { return; } var log = console.log.bind(console); var pc = function(cfg) { log('Document tried to create an RTCPeerConnection: %o', cfg); }; const noop = function() { }; pc.prototype = { close: noop, createDataChannel: noop, createOffer: noop, setRemoteDescription: noop, toString: function() { return '[object RTCPeerConnection]'; } }; var z = window[rtcName]; window[rtcName] = pc.bind(window); if ( z.prototype ) { z.prototype.createDataChannel = function() { return { close: function() {}, send: function() {} }; }.bind(null); } } /******************************************************************************/ const hnParts = []; try { hnParts.push(...document.location.hostname.split('.')); } catch(ex) { } const hnpartslen = hnParts.length; if ( hnpartslen === 0 ) { return; } const todoIndices = new Set(); const tonotdoIndices = []; // Exceptions if ( exceptionsMap.size !== 0 ) { for ( let i = 0; i < hnpartslen; i++ ) { const hn = hnParts.slice(i).join('.'); const excepted = exceptionsMap.get(hn); if ( excepted ) { tonotdoIndices.push(...excepted); } } exceptionsMap.clear(); } // Hostname-based if ( hostnamesMap.size !== 0 ) { const collectArgIndices = hn => { let argsIndices = hostnamesMap.get(hn); if ( argsIndices === undefined ) { return; } if ( typeof argsIndices === 'number' ) { argsIndices = [ argsIndices ]; } for ( const argsIndex of argsIndices ) { if ( tonotdoIndices.includes(argsIndex) ) { continue; } todoIndices.add(argsIndex); } }; for ( let i = 0; i < hnpartslen; i++ ) { const hn = hnParts.slice(i).join('.'); collectArgIndices(hn); } collectArgIndices('*'); hostnamesMap.clear(); } // Entity-based if ( entitiesMap.size !== 0 ) { const n = hnpartslen - 1; for ( let i = 0; i < n; i++ ) { for ( let j = n; j > i; j-- ) { const en = hnParts.slice(i,j).join('.'); let argsIndices = entitiesMap.get(en); if ( argsIndices === undefined ) { continue; } if ( typeof argsIndices === 'number' ) { argsIndices = [ argsIndices ]; } for ( const argsIndex of argsIndices ) { if ( tonotdoIndices.includes(argsIndex) ) { continue; } todoIndices.add(argsIndex); } } } entitiesMap.clear(); } // Apply scriplets for ( const i of todoIndices ) { try { noWebrtc(...argsList[i]); } catch(ex) {} } argsList.length = 0; /******************************************************************************/ }; // End of code to inject /******************************************************************************/ // Inject code // https://bugzilla.mozilla.org/show_bug.cgi?id=1736575 // 'MAIN' world not yet supported in Firefox, so we inject the code into // 'MAIN' ourself when environment in Firefox. const targetWorld = 'MAIN'; // Not Firefox if ( typeof wrappedJSObject !== 'object' || targetWorld === 'ISOLATED' ) { return uBOL_noWebrtc(); } // Firefox { const page = self.wrappedJSObject; let script, url; try { page.uBOL_noWebrtc = cloneInto([ [ '(', uBOL_noWebrtc.toString(), ')();' ], { type: 'text/javascript; charset=utf-8' }, ], self); const blob = new page.Blob(...page.uBOL_noWebrtc); url = page.URL.createObjectURL(blob); const doc = page.document; script = doc.createElement('script'); script.async = false; script.src = url; (doc.head || doc.documentElement || doc).append(script); } catch (ex) { console.error(ex); } if ( url ) { if ( script ) { script.remove(); } page.URL.revokeObjectURL(url); } delete page.uBOL_noWebrtc; } /******************************************************************************/ // End of local scope })(); /******************************************************************************/ void 0;