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uBlock/src/js/rpcreceiver.js
Raymond Hill a9f68fe02f
Fix #3069, and consequently #3374, #3378.
A new filtering class has been created: "static extended filtering".
This new class is an umbrella class for more specialized filtering
engines:
- Cosmetic filtering
- Scriptlet filtering
- HTML filtering

HTML filtering is available only on platforms which support modifying
the response body on the fly, so only Firefox 57+ at the moment.

With the ability to modify the response body, HTML filtering has
been introduced: removing elements from the DOM before the source
data has been parsed by the browser.

A consequence of HTML filtering ability is to bring back script tag
filtering feature.
2017-12-28 13:49:02 -05:00

67 lines
2.3 KiB
JavaScript

/*******************************************************************************
uBlock Origin - a browser extension to block requests.
Copyright (C) 2015-2016 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
*/
'use strict';
/******************************************************************************/
(function() {
/******************************************************************************/
if ( typeof vAPI.rpcReceiver !== 'object' ) {
return;
}
/******************************************************************************/
vAPI.rpcReceiver.getScriptTagHostnames = function() {
var µb = µBlock;
if ( µb.htmlFilteringEngine ) {
return µb.htmlFilteringEngine.retrieveScriptTagHostnames();
}
};
/******************************************************************************/
vAPI.rpcReceiver.getScriptTagFilters = function(details) {
var µb = µBlock;
if ( !µb.htmlFilteringEngine ) { return; }
// Fetching the script tag filters first: assuming it is faster than
// checking whether the site is whitelisted.
var hostname = details.frameHostname;
var r = µb.htmlFilteringEngine.retrieveScriptTagRegex(
µb.URI.domainFromHostname(hostname),
hostname
);
// https://github.com/gorhill/uBlock/issues/838
// Disable script tag filtering if document URL is whitelisted.
if ( r !== undefined && µb.getNetFilteringSwitch(details.rootURL) ) {
return r;
}
};
/******************************************************************************/
})();
/******************************************************************************/