2022-09-17 06:26:41 -06:00
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/*******************************************************************************
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2023-12-04 10:10:34 -07:00
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uBlock Origin Lite - a comprehensive, MV3-compliant content blocker
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2022-09-17 06:26:41 -06:00
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Copyright (C) 2022-present Raymond Hill
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see {http://www.gnu.org/licenses/}.
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Home: https://github.com/gorhill/uBlock
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*/
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/* jshint esversion:11 */
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'use strict';
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/******************************************************************************/
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2023-06-04 09:32:55 -06:00
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import { browser } from './ext.js';
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/******************************************************************************/
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2022-09-17 06:26:41 -06:00
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function parsedURLromOrigin(origin) {
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try {
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return new URL(origin);
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} catch(ex) {
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}
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}
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/******************************************************************************/
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2022-09-20 06:24:01 -06:00
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const toBroaderHostname = hn => {
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if ( hn === '*' ) { return ''; }
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const pos = hn.indexOf('.');
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return pos !== -1 ? hn.slice(pos+1) : '*';
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};
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/******************************************************************************/
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2022-10-15 11:05:20 -06:00
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// Is hna descendant hostname of hnb?
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2022-10-10 10:28:24 -06:00
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2022-10-15 11:05:20 -06:00
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const isDescendantHostname = (hna, hnb) => {
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if ( hnb === 'all-urls' ) { return true; }
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if ( hna.endsWith(hnb) === false ) { return false; }
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if ( hna === hnb ) { return false; }
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return hna.charCodeAt(hna.length - hnb.length - 1) === 0x2E /* '.' */;
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2022-10-10 10:28:24 -06:00
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};
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2022-10-15 11:05:20 -06:00
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const isDescendantHostnameOfIter = (hna, iterb) => {
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const setb = iterb instanceof Set ? iterb : new Set(iterb);
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if ( setb.has('all-urls') || setb.has('*') ) { return true; }
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let hn = hna;
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while ( hn ) {
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const pos = hn.indexOf('.');
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if ( pos === -1 ) { break; }
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hn = hn.slice(pos + 1);
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if ( setb.has(hn) ) { return true; }
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2022-10-10 10:28:24 -06:00
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}
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return false;
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};
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2022-10-15 11:05:20 -06:00
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const intersectHostnameIters = (itera, iterb) => {
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const setb = iterb instanceof Set ? iterb : new Set(iterb);
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if ( setb.has('all-urls') || setb.has('*') ) { return Array.from(itera); }
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const out = [];
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for ( const hna of itera ) {
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if ( setb.has(hna) || isDescendantHostnameOfIter(hna, setb) ) {
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out.push(hna);
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}
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}
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return out;
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};
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const subtractHostnameIters = (itera, iterb) => {
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const setb = iterb instanceof Set ? iterb : new Set(iterb);
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if ( setb.has('all-urls') || setb.has('*') ) { return []; }
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const out = [];
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for ( const hna of itera ) {
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if ( setb.has(hna) ) { continue; }
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if ( isDescendantHostnameOfIter(hna, setb) ) { continue; }
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out.push(hna);
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}
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return out;
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};
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2022-10-10 10:28:24 -06:00
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/******************************************************************************/
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2022-09-27 17:51:38 -06:00
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const matchesFromHostnames = hostnames => {
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const out = [];
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for ( const hn of hostnames ) {
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2022-10-10 10:28:24 -06:00
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if ( hn === '*' || hn === 'all-urls' ) {
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2022-09-29 17:51:33 -06:00
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out.length = 0;
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2022-09-27 17:51:38 -06:00
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out.push('<all_urls>');
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2022-09-29 17:51:33 -06:00
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break;
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2022-09-27 17:51:38 -06:00
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}
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2022-09-29 17:51:33 -06:00
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out.push(`*://*.${hn}/*`);
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2022-09-27 17:51:38 -06:00
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}
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return out;
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};
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const hostnamesFromMatches = origins => {
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const out = [];
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for ( const origin of origins ) {
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if ( origin === '<all_urls>' ) {
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2022-10-10 10:28:24 -06:00
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out.push('all-urls');
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continue;
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2022-09-27 17:51:38 -06:00
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}
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const match = /^\*:\/\/(?:\*\.)?([^\/]+)\/\*/.exec(origin);
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if ( match === null ) { continue; }
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out.push(match[1]);
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}
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return out;
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};
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/******************************************************************************/
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2023-11-29 14:11:22 -07:00
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export const broadcastMessage = message => {
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const bc = new self.BroadcastChannel('uBOL');
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bc.postMessage(message);
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};
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/******************************************************************************/
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2023-06-04 09:32:55 -06:00
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const ubolLog = (...args) => {
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2024-03-06 10:46:12 -07:00
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// Do not pollute dev console in stable releases.
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if ( shouldLog !== true ) { return; }
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2023-06-06 11:42:22 -06:00
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console.info('[uBOL]', ...args);
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2023-06-04 09:32:55 -06:00
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};
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2024-03-06 10:46:12 -07:00
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const shouldLog = (( ) => {
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const { id } = browser.runtime;
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// https://addons.mozilla.org/en-US/firefox/addon/ublock-origin-lite/
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if ( id === 'uBOLite@raymondhill.net' ) { return false; }
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// https://chromewebstore.google.com/detail/ddkjiahejlhfcafbddmgiahcphecmpfh
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if ( id === 'ddkjiahejlhfcafbddmgiahcphecmpfh' ) { return false; }
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// https://microsoftedge.microsoft.com/addons/detail/cimighlppcgcoapaliogpjjdehbnofhn
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if ( id === 'cimighlppcgcoapaliogpjjdehbnofhn' ) { return false; }
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return true;
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})();
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2023-06-04 09:32:55 -06:00
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/******************************************************************************/
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2022-09-20 06:24:01 -06:00
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export {
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parsedURLromOrigin,
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toBroaderHostname,
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2022-10-10 10:28:24 -06:00
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isDescendantHostname,
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isDescendantHostnameOfIter,
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2022-10-15 11:05:20 -06:00
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intersectHostnameIters,
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subtractHostnameIters,
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2022-09-27 17:51:38 -06:00
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matchesFromHostnames,
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hostnamesFromMatches,
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2023-06-04 09:32:55 -06:00
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ubolLog,
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2022-09-20 06:24:01 -06:00
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};
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