mirror of
https://github.com/ThePhaseless/Byparr.git
synced 2025-03-17 10:30:21 +08:00
394 lines
14 KiB
JavaScript
394 lines
14 KiB
JavaScript
/*******************************************************************************
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uBlock Origin Lite - a comprehensive, MV3-compliant content blocker
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Copyright (C) 2014-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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/* global cloneInto */
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'use strict';
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// ruleset: default
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/******************************************************************************/
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// Important!
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// Isolate from global scope
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// Start of local scope
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(( ) => {
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/******************************************************************************/
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// Start of code to inject
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const uBOL_trustedReplaceOutboundText = function() {
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const scriptletGlobals = {}; // jshint ignore: line
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const argsList = [["JSON.stringify","/^{\"([^\"]*(tokn|csrf|tken|tkn|toke|token|toekn)[^\"]*)\":\"[0-9a-z]+\",\"info\":\\[{.*\"action_info\":.*}]}$/","{\"$1\":\"\",\"info\":[{\"action_info\":{\"success\":true,\"trigger_type\":\"\",\"page_type\":null},\"request\":{\"server_render_id\":\"\",\"canonical_url\":\"\"},\"screenview_id\":\"\",\"screen\":{\"height\":\"\",\"width\":\"\"},\"adblock\":{\"enabled\":false},\"source\":\"global\",\"action\":\"view\",\"noun\":\"screen\",\"referrer\":{\"url\":\"\",\"domain\":\"\"},\"client_timestamp\":\"\",\"correlation_id\":\"\"}]}"]];
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const hostnamesMap = new Map([["www.reddit.com",0]]);
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const entitiesMap = new Map([]);
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const exceptionsMap = new Map([]);
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/******************************************************************************/
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function trustedReplaceOutboundText(
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propChain = '',
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pattern = '',
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replacement = '',
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...args
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) {
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if ( propChain === '' ) { return; }
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const safe = safeSelf();
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const logPrefix = safe.makeLogPrefix('trusted-replace-outbound-text', propChain, pattern, replacement, ...args);
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const rePattern = safe.patternToRegex(pattern);
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const extraArgs = safe.getExtraArgs(args);
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const reCondition = safe.patternToRegex(extraArgs.condition || '');
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const reflector = proxyApplyFn(propChain, function(...args) {
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const encodedTextBefore = reflector(...args);
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let textBefore = encodedTextBefore;
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if ( extraArgs.encoding === 'base64' ) {
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try { textBefore = self.atob(encodedTextBefore); }
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catch(ex) { return encodedTextBefore; }
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}
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if ( pattern === '' ) {
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safe.uboLog(logPrefix, 'Decoded outbound text:\n', textBefore);
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return encodedTextBefore;
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}
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reCondition.lastIndex = 0;
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if ( reCondition.test(textBefore) === false ) { return encodedTextBefore; }
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const textAfter = textBefore.replace(rePattern, replacement);
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if ( textAfter === textBefore ) { return encodedTextBefore; }
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safe.uboLog(logPrefix, 'Matched and replaced');
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if ( safe.logLevel > 1 ) {
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safe.uboLog(logPrefix, 'Modified decoded outbound text:\n', textAfter);
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}
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let encodedTextAfter = textAfter;
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if ( extraArgs.encoding === 'base64' ) {
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encodedTextAfter = self.btoa(textAfter);
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}
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return encodedTextAfter;
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});
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}
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function proxyApplyFn(
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target = '',
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handler = ''
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) {
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let context = globalThis;
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let prop = target;
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for (;;) {
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const pos = prop.indexOf('.');
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if ( pos === -1 ) { break; }
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context = context[prop.slice(0, pos)];
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if ( context instanceof Object === false ) { return; }
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prop = prop.slice(pos+1);
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}
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const fn = context[prop];
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if ( typeof fn !== 'function' ) { return; }
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if ( fn.prototype && fn.prototype.constructor === fn ) {
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context[prop] = new Proxy(fn, { construct: handler });
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return (...args) => { return Reflect.construct(...args); };
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}
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context[prop] = new Proxy(fn, { apply: handler });
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return (...args) => { return Reflect.apply(...args); };
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}
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function safeSelf() {
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if ( scriptletGlobals.safeSelf ) {
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return scriptletGlobals.safeSelf;
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}
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const self = globalThis;
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const safe = {
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'Array_from': Array.from,
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'Error': self.Error,
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'Function_toStringFn': self.Function.prototype.toString,
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'Function_toString': thisArg => safe.Function_toStringFn.call(thisArg),
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'Math_floor': Math.floor,
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'Math_max': Math.max,
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'Math_min': Math.min,
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'Math_random': Math.random,
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'Object': Object,
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'Object_defineProperty': Object.defineProperty.bind(Object),
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'Object_defineProperties': Object.defineProperties.bind(Object),
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'Object_fromEntries': Object.fromEntries.bind(Object),
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'Object_getOwnPropertyDescriptor': Object.getOwnPropertyDescriptor.bind(Object),
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'RegExp': self.RegExp,
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'RegExp_test': self.RegExp.prototype.test,
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'RegExp_exec': self.RegExp.prototype.exec,
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'Request_clone': self.Request.prototype.clone,
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'XMLHttpRequest': self.XMLHttpRequest,
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'addEventListener': self.EventTarget.prototype.addEventListener,
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'removeEventListener': self.EventTarget.prototype.removeEventListener,
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'fetch': self.fetch,
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'JSON': self.JSON,
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'JSON_parseFn': self.JSON.parse,
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'JSON_stringifyFn': self.JSON.stringify,
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'JSON_parse': (...args) => safe.JSON_parseFn.call(safe.JSON, ...args),
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'JSON_stringify': (...args) => safe.JSON_stringifyFn.call(safe.JSON, ...args),
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'log': console.log.bind(console),
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// Properties
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logLevel: 0,
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// Methods
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makeLogPrefix(...args) {
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return this.sendToLogger && `[${args.join(' \u205D ')}]` || '';
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},
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uboLog(...args) {
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if ( this.sendToLogger === undefined ) { return; }
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if ( args === undefined || args[0] === '' ) { return; }
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return this.sendToLogger('info', ...args);
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},
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uboErr(...args) {
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if ( this.sendToLogger === undefined ) { return; }
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if ( args === undefined || args[0] === '' ) { return; }
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return this.sendToLogger('error', ...args);
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},
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escapeRegexChars(s) {
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return s.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
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},
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initPattern(pattern, options = {}) {
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if ( pattern === '' ) {
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return { matchAll: true };
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}
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const expect = (options.canNegate !== true || pattern.startsWith('!') === false);
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if ( expect === false ) {
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pattern = pattern.slice(1);
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}
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const match = /^\/(.+)\/([gimsu]*)$/.exec(pattern);
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if ( match !== null ) {
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return {
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re: new this.RegExp(
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match[1],
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match[2] || options.flags
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),
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expect,
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};
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}
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if ( options.flags !== undefined ) {
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return {
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re: new this.RegExp(this.escapeRegexChars(pattern),
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options.flags
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),
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expect,
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};
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}
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return { pattern, expect };
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},
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testPattern(details, haystack) {
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if ( details.matchAll ) { return true; }
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if ( details.re ) {
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return this.RegExp_test.call(details.re, haystack) === details.expect;
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}
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return haystack.includes(details.pattern) === details.expect;
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},
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patternToRegex(pattern, flags = undefined, verbatim = false) {
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if ( pattern === '' ) { return /^/; }
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const match = /^\/(.+)\/([gimsu]*)$/.exec(pattern);
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if ( match === null ) {
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const reStr = this.escapeRegexChars(pattern);
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return new RegExp(verbatim ? `^${reStr}$` : reStr, flags);
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}
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try {
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return new RegExp(match[1], match[2] || undefined);
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}
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catch(ex) {
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}
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return /^/;
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},
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getExtraArgs(args, offset = 0) {
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const entries = args.slice(offset).reduce((out, v, i, a) => {
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if ( (i & 1) === 0 ) {
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const rawValue = a[i+1];
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const value = /^\d+$/.test(rawValue)
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? parseInt(rawValue, 10)
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: rawValue;
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out.push([ a[i], value ]);
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}
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return out;
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}, []);
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return this.Object_fromEntries(entries);
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},
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onIdle(fn, options) {
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if ( self.requestIdleCallback ) {
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return self.requestIdleCallback(fn, options);
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}
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return self.requestAnimationFrame(fn);
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},
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};
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scriptletGlobals.safeSelf = safe;
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if ( scriptletGlobals.bcSecret === undefined ) { return safe; }
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// This is executed only when the logger is opened
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const bc = new self.BroadcastChannel(scriptletGlobals.bcSecret);
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let bcBuffer = [];
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safe.logLevel = scriptletGlobals.logLevel || 1;
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safe.sendToLogger = (type, ...args) => {
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if ( args.length === 0 ) { return; }
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const text = `[${document.location.hostname || document.location.href}]${args.join(' ')}`;
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if ( bcBuffer === undefined ) {
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return bc.postMessage({ what: 'messageToLogger', type, text });
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}
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bcBuffer.push({ type, text });
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};
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bc.onmessage = ev => {
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const msg = ev.data;
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switch ( msg ) {
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case 'iamready!':
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if ( bcBuffer === undefined ) { break; }
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bcBuffer.forEach(({ type, text }) =>
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bc.postMessage({ what: 'messageToLogger', type, text })
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);
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bcBuffer = undefined;
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break;
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case 'setScriptletLogLevelToOne':
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safe.logLevel = 1;
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break;
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case 'setScriptletLogLevelToTwo':
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safe.logLevel = 2;
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break;
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}
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};
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bc.postMessage('areyouready?');
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return safe;
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}
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/******************************************************************************/
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const hnParts = [];
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try { hnParts.push(...document.location.hostname.split('.')); }
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catch(ex) { }
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const hnpartslen = hnParts.length;
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if ( hnpartslen === 0 ) { return; }
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const todoIndices = new Set();
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const tonotdoIndices = [];
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// Exceptions
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if ( exceptionsMap.size !== 0 ) {
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for ( let i = 0; i < hnpartslen; i++ ) {
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const hn = hnParts.slice(i).join('.');
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const excepted = exceptionsMap.get(hn);
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if ( excepted ) { tonotdoIndices.push(...excepted); }
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}
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exceptionsMap.clear();
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}
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// Hostname-based
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if ( hostnamesMap.size !== 0 ) {
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const collectArgIndices = hn => {
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let argsIndices = hostnamesMap.get(hn);
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if ( argsIndices === undefined ) { return; }
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if ( typeof argsIndices === 'number' ) { argsIndices = [ argsIndices ]; }
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for ( const argsIndex of argsIndices ) {
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if ( tonotdoIndices.includes(argsIndex) ) { continue; }
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todoIndices.add(argsIndex);
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}
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};
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for ( let i = 0; i < hnpartslen; i++ ) {
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const hn = hnParts.slice(i).join('.');
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collectArgIndices(hn);
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}
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collectArgIndices('*');
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hostnamesMap.clear();
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}
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// Entity-based
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if ( entitiesMap.size !== 0 ) {
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const n = hnpartslen - 1;
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for ( let i = 0; i < n; i++ ) {
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for ( let j = n; j > i; j-- ) {
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const en = hnParts.slice(i,j).join('.');
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let argsIndices = entitiesMap.get(en);
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if ( argsIndices === undefined ) { continue; }
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if ( typeof argsIndices === 'number' ) { argsIndices = [ argsIndices ]; }
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for ( const argsIndex of argsIndices ) {
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if ( tonotdoIndices.includes(argsIndex) ) { continue; }
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todoIndices.add(argsIndex);
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}
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}
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}
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entitiesMap.clear();
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}
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// Apply scriplets
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for ( const i of todoIndices ) {
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try { trustedReplaceOutboundText(...argsList[i]); }
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catch(ex) {}
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}
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argsList.length = 0;
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/******************************************************************************/
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};
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// End of code to inject
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/******************************************************************************/
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// Inject code
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// https://bugzilla.mozilla.org/show_bug.cgi?id=1736575
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// 'MAIN' world not yet supported in Firefox, so we inject the code into
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// 'MAIN' ourself when environment in Firefox.
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const targetWorld = 'MAIN';
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// Not Firefox
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if ( typeof wrappedJSObject !== 'object' || targetWorld === 'ISOLATED' ) {
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return uBOL_trustedReplaceOutboundText();
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}
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// Firefox
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{
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const page = self.wrappedJSObject;
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let script, url;
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try {
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page.uBOL_trustedReplaceOutboundText = cloneInto([
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[ '(', uBOL_trustedReplaceOutboundText.toString(), ')();' ],
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{ type: 'text/javascript; charset=utf-8' },
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], self);
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const blob = new page.Blob(...page.uBOL_trustedReplaceOutboundText);
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url = page.URL.createObjectURL(blob);
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const doc = page.document;
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script = doc.createElement('script');
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script.async = false;
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script.src = url;
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(doc.head || doc.documentElement || doc).append(script);
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} catch (ex) {
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console.error(ex);
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}
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if ( url ) {
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if ( script ) { script.remove(); }
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page.URL.revokeObjectURL(url);
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}
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delete page.uBOL_trustedReplaceOutboundText;
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}
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/******************************************************************************/
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// End of local scope
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})();
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/******************************************************************************/
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void 0;
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