/******************************************************************************* uMatrix - a browser extension to black/white list requests. Copyright (C) 2014-present The uMatrix/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/uMatrix */ // For background page or non-background pages 'use strict'; /******************************************************************************/ /******************************************************************************/ vAPI.T0 = Date.now(); /******************************************************************************/ vAPI.setTimeout = vAPI.setTimeout || self.setTimeout.bind(self); /******************************************************************************/ vAPI.webextFlavor = { major: 0, soup: new Set() }; (( ) => { const ua = navigator.userAgent; const flavor = vAPI.webextFlavor; const soup = flavor.soup; const dispatch = function() { window.dispatchEvent(new CustomEvent('webextFlavor')); }; // This is always true. soup.add('ublock').add('webext'); // Whether this is a dev build. if ( /^\d+\.\d+\.\d+\D/.test(browser.runtime.getManifest().version) ) { soup.add('devbuild'); } if ( /\bMobile\b/.test(ua) ) { soup.add('mobile'); } // Asynchronous if ( browser instanceof Object && typeof browser.runtime.getBrowserInfo === 'function' ) { browser.runtime.getBrowserInfo().then(info => { flavor.major = parseInt(info.version, 10) || 60; soup.add(info.vendor.toLowerCase()) .add(info.name.toLowerCase()); if ( soup.has('firefox') && flavor.major < 57 ) { soup.delete('html_filtering'); } dispatch(); }); if ( browser.runtime.getURL('').startsWith('moz-extension://') ) { soup.add('mozilla') .add('firefox') .add('user_stylesheet') .add('html_filtering'); flavor.major = 60; } return; } // Synchronous -- order of tests is important let match; if ( (match = /\bEdge\/(\d+)/.exec(ua)) !== null ) { flavor.major = parseInt(match[1], 10) || 0; soup.add('microsoft').add('edge'); } else if ( (match = /\bOPR\/(\d+)/.exec(ua)) !== null ) { const reEx = /\bChrom(?:e|ium)\/([\d.]+)/; if ( reEx.test(ua) ) { match = reEx.exec(ua); } flavor.major = parseInt(match[1], 10) || 0; soup.add('opera').add('chromium'); } else if ( (match = /\bChromium\/(\d+)/.exec(ua)) !== null ) { flavor.major = parseInt(match[1], 10) || 0; soup.add('chromium'); } else if ( (match = /\bChrome\/(\d+)/.exec(ua)) !== null ) { flavor.major = parseInt(match[1], 10) || 0; soup.add('google').add('chromium'); } else if ( (match = /\bSafari\/(\d+)/.exec(ua)) !== null ) { flavor.major = parseInt(match[1], 10) || 0; soup.add('apple').add('safari'); } // https://github.com/gorhill/uBlock/issues/3588 if ( soup.has('chromium') && flavor.major >= 66 ) { soup.add('user_stylesheet'); } // Don't starve potential listeners vAPI.setTimeout(dispatch, 97); })(); /******************************************************************************/ { const punycode = self.punycode; const reCommonHostnameFromURL = /^https?:\/\/([0-9a-z_][0-9a-z._-]*[0-9a-z])\//; const reAuthorityFromURI = /^(?:[^:\/?#]+:)?(\/\/[^\/?#]+)/; const reHostFromNakedAuthority = /^[0-9a-z._-]+[0-9a-z]$/i; const reHostFromAuthority = /^(?:[^@]*@)?([^:]+)(?::\d*)?$/; const reIPv6FromAuthority = /^(?:[^@]*@)?(\[[0-9a-f:]+\])(?::\d*)?$/i; const reMustNormalizeHostname = /[^0-9a-z._-]/; vAPI.hostnameFromURI = function(uri) { let matches = reCommonHostnameFromURL.exec(uri); if ( matches !== null ) { return matches[1]; } matches = reAuthorityFromURI.exec(uri); if ( matches === null ) { return ''; } const authority = matches[1].slice(2); if ( reHostFromNakedAuthority.test(authority) ) { return authority.toLowerCase(); } matches = reHostFromAuthority.exec(authority); if ( matches === null ) { matches = reIPv6FromAuthority.exec(authority); if ( matches === null ) { return ''; } } let hostname = matches[1]; while ( hostname.endsWith('.') ) { hostname = hostname.slice(0, -1); } if ( reMustNormalizeHostname.test(hostname) ) { hostname = punycode.toASCII(hostname.toLowerCase()); } return hostname; }; const reHostnameFromNetworkURL = /^(?:http|ws|ftp)s?:\/\/([0-9a-z_][0-9a-z._-]*[0-9a-z])\//; vAPI.hostnameFromNetworkURL = function(url) { const matches = reHostnameFromNetworkURL.exec(url); return matches !== null ? matches[1] : ''; }; const psl = self.publicSuffixList; const reIPAddressNaive = /^\d+\.\d+\.\d+\.\d+$|^\[[\da-zA-Z:]+\]$/; vAPI.domainFromHostname = function(hostname) { return reIPAddressNaive.test(hostname) ? hostname : psl.getDomain(hostname); }; vAPI.domainFromURI = function(uri) { return uri !== '' ? vAPI.domainFromHostname(vAPI.hostnameFromURI(uri)) : ''; }; } /******************************************************************************/ vAPI.download = function(details) { if ( !details.url ) { return; } const a = document.createElement('a'); a.href = details.url; a.setAttribute('download', details.filename || ''); a.setAttribute('type', 'text/plain'); a.dispatchEvent(new MouseEvent('click')); }; /******************************************************************************/ vAPI.getURL = browser.runtime.getURL; /******************************************************************************/ vAPI.i18n = browser.i18n.getMessage; // http://www.w3.org/International/questions/qa-scripts#directions document.body.setAttribute( 'dir', ['ar', 'he', 'fa', 'ps', 'ur'].indexOf(vAPI.i18n('@@ui_locale')) !== -1 ? 'rtl' : 'ltr' ); /******************************************************************************/ // https://github.com/gorhill/uBlock/issues/3057 // - webNavigation.onCreatedNavigationTarget become broken on Firefox when we // try to make the popup panel close itself using the original // `window.open('', '_self').close()`. vAPI.closePopup = function() { if ( vAPI.webextFlavor.soup.has('firefox') ) { window.close(); return; } // TODO: try to figure why this was used instead of a plain window.close(). // https://github.com/gorhill/uBlock/commit/b301ac031e0c2e9a99cb6f8953319d44e22f33d2#diff-bc664f26b9c453e0d43a9379e8135c6a window.open('', '_self').close(); }; /******************************************************************************/ // A localStorage-like object which should be accessible from the // background page or auxiliary pages. // This storage is optional, but it is nice to have, for a more polished user // experience. // https://github.com/gorhill/uBlock/issues/2824 // Use a dummy localStorage if for some reasons it's not available. // https://github.com/gorhill/uMatrix/issues/840 // Always use a wrapper to seamlessly handle exceptions vAPI.localStorage = { clear: function() { try { window.localStorage.clear(); } catch(ex) { } }, getItem: function(key) { try { return window.localStorage.getItem(key); } catch(ex) { } return null; }, removeItem: function(key) { try { window.localStorage.removeItem(key); } catch(ex) { } }, setItem: function(key, value) { try { window.localStorage.setItem(key, value); } catch(ex) { } } }; /******************************************************************************* DO NOT: - Remove the following code - Add code beyond the following code Reason: - https://github.com/gorhill/uBlock/pull/3721 - uBO never uses the return value from injected content scripts **/ void 0;