mirror of
https://github.com/gorhill/uBlock.git
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89 lines
2.4 KiB
JavaScript
89 lines
2.4 KiB
JavaScript
/*******************************************************************************
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uBlock Origin - a browser extension to block requests.
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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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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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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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const matchesFromHostnames = hostnames => {
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const out = [];
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for ( const hn of hostnames ) {
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if ( hn === '*' ) {
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out.push('<all_urls>');
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} else {
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out.push(`*://*.${hn}/*`);
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}
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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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out.push('*');
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continue;
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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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const fnameFromFileId = fid =>
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fid.toString(32).padStart(7, '0');
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const fidFromFileName = fname =>
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parseInt(fname, 32);
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/******************************************************************************/
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export {
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parsedURLromOrigin,
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toBroaderHostname,
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matchesFromHostnames,
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hostnamesFromMatches,
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fnameFromFileId,
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fidFromFileName,
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};
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