504 lines
21 KiB
JavaScript
504 lines
21 KiB
JavaScript
const LISTS = [
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"https://raw.githubusercontent.com/easylist/easylist/gh-pages/easylist.txt",
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"https://raw.githubusercontent.com/easylist/easylist/gh-pages/easyprivacy.txt",
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"https://raw.githubusercontent.com/uBlockOrigin/uAssets/master/filters/filters.txt",
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"https://raw.githubusercontent.com/uBlockOrigin/uAssets/master/filters/quick-fixes.txt",
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"https://raw.githubusercontent.com/uBlockOrigin/uAssets/master/filters/privacy.txt",
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"https://raw.githubusercontent.com/uBlockOrigin/uAssets/master/filters/unbreak.txt",
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"https://raw.githubusercontent.com/brave/adblock-lists/master/brave-lists/brave-specific.txt"
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];
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const ENV = new Set(["env_chromium", "ext_ublock", "env_mv3"]);
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const TYPE_MAP = {
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script: "script", image: "image", img: "image", stylesheet: "stylesheet", css: "stylesheet",
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object: "object", "object-subrequest": "object", xmlhttprequest: "xmlhttprequest", xhr: "xmlhttprequest",
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subdocument: "sub_frame", frame: "sub_frame", ping: "ping", beacon: "ping", media: "media",
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font: "font", websocket: "websocket", other: "other", document: "main_frame", doc: "main_frame"
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};
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const ALL_TYPES = ["main_frame", "sub_frame", "stylesheet", "script", "image", "font", "object", "xmlhttprequest", "ping", "csp_report", "media", "websocket", "webtransport", "webbundle", "other"];
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const METHODS = new Set(["connect", "delete", "get", "head", "options", "patch", "post", "put", "other"]);
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const ALIAS = {
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"abort-on-property-read": "aopr", aopr: "aopr",
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"abort-on-property-write": "aopw", aopw: "aopw",
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"abort-current-script": "acs", acs: "acs", "abort-current-inline-script": "acs", acis: "acs",
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"set-constant": "set", set: "set",
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"trusted-set-constant": "trusted-set", "trusted-set": "trusted-set",
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"no-setTimeout-if": "nostif", nostif: "nostif", "prevent-setTimeout": "nostif", "setTimeout-defuser": "nostif",
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"no-setInterval-if": "nosiif", nosiif: "nosiif", "prevent-setInterval": "nosiif", "setInterval-defuser": "nosiif",
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"nano-setTimeout-booster": "nano-stb", "nano-stb": "nano-stb", "adjust-setTimeout": "nano-stb",
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"nano-setInterval-booster": "nano-sib", "nano-sib": "nano-sib", "adjust-setInterval": "nano-sib",
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"addEventListener-defuser": "aeld", aeld: "aeld", "prevent-addEventListener": "aeld",
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"no-window-open-if": "nowoif", nowoif: "nowoif", "window.open-defuser": "nowoif", "prevent-window-open": "nowoif",
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"no-fetch-if": "no-fetch-if", "prevent-fetch": "no-fetch-if",
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"no-xhr-if": "no-xhr-if", "prevent-xhr": "no-xhr-if",
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noeval: "noeval", "silent-noeval": "noeval",
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"noeval-if": "noeval-if", "prevent-eval-if": "noeval-if",
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"remove-attr": "ra", ra: "ra",
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"remove-class": "rc", rc: "rc",
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"set-local-storage-item": "set-local-storage-item",
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"remove-cookie": "remove-cookie", "cookie-remover": "remove-cookie",
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"json-prune": "json-prune",
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"json-prune-fetch-response": "json-prune-fetch-response",
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"json-prune-xhr-response": "json-prune-xhr-response",
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"trusted-replace-fetch-response": "trusted-replace-fetch-response",
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"trusted-replace-xhr-response": "trusted-replace-xhr-response"
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};
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const YT_CORE = "playerResponse.adPlacements playerResponse.playerAds playerResponse.adSlots adPlacements playerAds adSlots";
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const YT_DEFAULTS = [
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{ t: "json-prune", a: [YT_CORE] },
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{ t: "json-prune", a: ["entries.[-].command.reelWatchEndpoint.adClientParams.isAd"] },
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{ t: "json-prune-fetch-response", a: [YT_CORE + " [].playerResponse.adPlacements [].playerResponse.adSlots", "", "propsToMatch", "/player?"] },
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{ t: "json-prune-xhr-response", a: [YT_CORE, "", "propsToMatch", "/\\/player(?:\\?.+)?$/"] }
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];
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const PROCEDURAL = /:(has-text|-abp-[\w-]+|upward|xpath|matches-[\w-]+|style|remove|remove-attr|remove-class|min-text-length|watch-attr|others|if|if-not|nth-ancestor|contains|properties|spath|shadow)\(/;
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const ASCII = /^[\x21-\x7e]*$/;
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const DOMAIN = /^[a-z0-9-]+(\.[a-z0-9-]+)+$/;
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function evalExpr(expr) {
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const t = expr.match(/!|&&|\|\||\(|\)|[\w-]+/g) || [];
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let i = 0;
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const unary = () => {
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if (t[i] === "!") { i++; return !unary(); }
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if (t[i] === "(") { i++; const v = or(); i++; return v; }
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return ENV.has(t[i++]);
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};
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const and = () => { let v = unary(); while (t[i] === "&&") { i++; const r = unary(); v = v && r; } return v; };
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const or = () => { let v = and(); while (t[i] === "||") { i++; const r = and(); v = v || r; } return v; };
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return or();
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}
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function splitArgs(s) {
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const out = [];
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let cur = "";
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let q = null;
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for (let i = 0; i < s.length; i++) {
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const c = s[i];
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if (c === "\\" && s[i + 1] === ",") { cur += ","; i++; continue; }
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if (q) { if (c === q) q = null; cur += c; continue; }
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if ((c === "'" || c === '"' || c === "`") && cur.trim() === "") { q = c; cur += c; continue; }
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if (c === ",") { out.push(cur); cur = ""; continue; }
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cur += c;
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}
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out.push(cur);
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return out.map(a => {
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a = a.trim();
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if (a.length >= 2 && "'\"`".includes(a[0]) && a[a.length - 1] === a[0]) a = a.slice(1, -1);
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return a;
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});
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}
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function parseDomains(s) {
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const inc = [];
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const exc = [];
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for (let d of s.split(",")) {
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d = d.trim().toLowerCase();
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if (!d || d.startsWith("/")) continue;
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const neg = d.startsWith("~");
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if (neg) d = d.slice(1);
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if (!/^[a-z0-9.*-]+$/.test(d)) continue;
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(neg ? exc : inc).push(d);
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}
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return { inc, exc };
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}
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function netRule(line) {
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let allow = false;
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if (line.startsWith("@@")) { allow = true; line = line.slice(2); }
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let pattern = line;
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let opts = [];
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const di = line.lastIndexOf("$");
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if (di >= 0 && !(line.startsWith("/") && line.endsWith("/"))) {
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pattern = line.slice(0, di);
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opts = line.slice(di + 1).split(",").map(o => o.trim()).filter(Boolean);
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}
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if (pattern.length > 2 && pattern.startsWith("/") && pattern.endsWith("/")) return null;
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const canon = (allow ? "@@" : "") + pattern + "$" + opts.filter(o => o !== "badfilter").sort().join(",");
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const types = [];
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const exTypes = [];
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const init = [];
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const exInit = [];
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const req = [];
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const exReq = [];
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const methods = [];
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const exMethods = [];
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let domainType = null;
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let important = false;
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let caseSensitive = false;
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let badfilter = false;
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let ghide = false;
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for (const o of opts) {
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const eq = o.indexOf("=");
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let name = eq >= 0 ? o.slice(0, eq) : o;
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const value = eq >= 0 ? o.slice(eq + 1) : "";
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const neg = name.startsWith("~");
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if (neg) name = name.slice(1);
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if (TYPE_MAP[name]) { (neg ? exTypes : types).push(TYPE_MAP[name]); continue; }
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switch (name) {
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case "all": types.push(...ALL_TYPES); break;
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case "third-party": case "3p": case "strict3p": domainType = neg ? "firstParty" : "thirdParty"; break;
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case "first-party": case "1p": case "strict1p": domainType = neg ? "thirdParty" : "firstParty"; break;
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case "important": important = true; break;
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case "match-case": caseSensitive = !neg; break;
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case "badfilter": badfilter = true; break;
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case "generichide": case "ghide": case "elemhide": case "ehide":
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if (!allow) return null;
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ghide = true;
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break;
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case "domain": case "from": case "to": {
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const tInc = name === "to" ? req : init;
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const tExc = name === "to" ? exReq : exInit;
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for (let v of value.split("|")) {
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v = v.trim().toLowerCase();
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const vneg = v.startsWith("~");
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if (vneg) v = v.slice(1);
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if (!v || !DOMAIN.test(v)) { if (!vneg) return null; continue; }
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(vneg ? tExc : tInc).push(v);
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}
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break;
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}
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case "method":
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for (let v of value.split("|")) {
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v = v.trim().toLowerCase();
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const vneg = v.startsWith("~");
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if (vneg) v = v.slice(1);
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if (!METHODS.has(v)) return null;
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(vneg ? exMethods : methods).push(v);
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}
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break;
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default:
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return null;
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}
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}
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if (badfilter) return { kind: "badfilter", canon };
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if (ghide) {
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const m = /^\|\|([a-z0-9.-]+)\^?\|?$/.exec(pattern);
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return m ? { kind: "ghide", host: m[1] } : null;
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}
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if (pattern === "*" || pattern === "|" || pattern === "||") pattern = "";
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if (pattern.startsWith("||*")) pattern = pattern.slice(2);
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while (pattern.startsWith("*")) pattern = pattern.slice(1);
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while (pattern.endsWith("*")) pattern = pattern.slice(0, -1);
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if (!ASCII.test(pattern)) return null;
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if (/.\|./.test(pattern.replace(/^\|\|?/, "").replace(/\|$/, ""))) return null;
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if (!pattern && !init.length && !req.length) return null;
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if (pattern && pattern.replace(/[|^*]/g, "").length < 3 && !init.length && !req.length) return null;
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let tlist = [...new Set(types)];
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const xlist = [...new Set(exTypes)];
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if (tlist.length && xlist.length) tlist = tlist.filter(t => !xlist.includes(t));
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if (types.length && !tlist.length) return null;
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let action = allow ? "allow" : "block";
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if (allow && tlist.includes("main_frame")) {
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action = "allowAllRequests";
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tlist = ["main_frame", "sub_frame"];
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}
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const condition = {};
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if (pattern) condition.urlFilter = pattern;
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if (caseSensitive && pattern) condition.isUrlFilterCaseSensitive = true;
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if (tlist.length) condition.resourceTypes = tlist;
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else if (xlist.length) condition.excludedResourceTypes = xlist;
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if (domainType) condition.domainType = domainType;
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if (init.length) condition.initiatorDomains = [...new Set(init)];
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if (exInit.length) condition.excludedInitiatorDomains = [...new Set(exInit)];
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if (req.length) condition.requestDomains = [...new Set(req)];
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if (exReq.length) condition.excludedRequestDomains = [...new Set(exReq)];
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if (methods.length) condition.requestMethods = [...new Set(methods)];
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if (exMethods.length) condition.excludedRequestMethods = [...new Set(exMethods)];
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const priority = action === "block" ? (important ? 3 : 1) : 2;
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const keys = Object.keys(condition);
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const dm = /^\|\|([a-z0-9-]+(?:\.[a-z0-9-]+)+)\^?$/.exec(pattern);
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const mergeable = dm && action !== "allowAllRequests" && keys.every(k => k === "urlFilter" || k === "domainType");
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if (action === "allowAllRequests") {
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const hm = /^\|\|([a-z0-9.-]+)\^?\|?$/.exec(pattern);
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if (hm && !init.length) return { kind: "dnr", canon, action, priority, condition, docHost: hm[1] };
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}
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return { kind: "dnr", canon, action, priority, condition, merge: mergeable ? dm[1] : null };
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}
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function compile(texts) {
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const bad = new Set();
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const net = [];
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const generic = new Set();
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const genericExcAll = new Set();
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const hosts = new Map();
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const rec = h => {
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let r = hosts.get(h);
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if (!r) { r = { s: new Set(), x: new Set(), j: new Map(), jx: new Set(), g: false, d: false }; hosts.set(h, r); }
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return r;
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};
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for (const text of texts) {
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const stack = [];
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for (const raw of text.split(/\r?\n/)) {
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const line = raw.trim();
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if (line.startsWith("!#if ")) { stack.push(evalExpr(line.slice(5))); continue; }
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if (line.startsWith("!#else")) { if (stack.length) stack[stack.length - 1] = !stack[stack.length - 1]; continue; }
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if (line.startsWith("!#endif")) { stack.pop(); continue; }
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if (stack.some(v => !v)) continue;
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if (!line || line.startsWith("!") || line.startsWith("[")) continue;
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const cm = /^([^#]*)(#@?#)(.+)$/.exec(line);
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if (cm) {
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const { inc, exc } = parseDomains(cm[1]);
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const isExc = cm[2] === "#@#";
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const body = cm[3];
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if (body.startsWith("+js(") && body.endsWith(")")) {
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const inner = body.slice(4, -1);
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if (isExc) {
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if (!inc.length) continue;
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let key = "";
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if (inner.trim()) {
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const a = splitArgs(inner);
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const t = ALIAS[a.shift().replace(/\.js$/, "")];
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if (!t) continue;
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key = t + "|" + a.join("|");
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}
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for (const d of inc) rec(d).jx.add(key);
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continue;
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}
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if (!inc.length) continue;
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const a = splitArgs(inner);
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const t = ALIAS[a.shift().replace(/\.js$/, "")];
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if (!t) continue;
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const key = t + "|" + a.join("|");
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for (const d of inc) rec(d).j.set(key, { t, a });
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for (const d of exc) rec(d).jx.add(key);
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continue;
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}
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if (/^[#@$%?^]/.test(body) || body.startsWith("^")) continue;
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const sel = body.trim();
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if (!sel || PROCEDURAL.test(sel) || sel.includes("{") || sel.includes("}")) continue;
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if (isExc) {
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if (!inc.length) genericExcAll.add(sel);
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else for (const d of inc) rec(d).x.add(sel);
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continue;
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}
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if (!inc.length) generic.add(sel);
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else for (const d of inc) rec(d).s.add(sel);
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for (const d of exc) rec(d).x.add(sel);
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continue;
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}
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if (/#[@?$%]{1,2}#/.test(line)) continue;
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const r = netRule(line);
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if (!r) continue;
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if (r.kind === "badfilter") { bad.add(r.canon); continue; }
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if (r.kind === "ghide") { rec(r.host).g = true; continue; }
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net.push(r);
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}
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}
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for (const s of genericExcAll) generic.delete(s);
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for (const r of hosts.values()) for (const s of genericExcAll) r.s.delete(s);
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const groups = new Map();
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const rest = [];
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const seen = new Set();
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for (const r of net) {
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if (bad.has(r.canon)) continue;
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if (r.docHost) rec(r.docHost).d = true;
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if (r.merge) {
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const gk = r.action + "|" + r.priority + "|" + (r.condition.domainType || "");
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if (!groups.has(gk)) groups.set(gk, { action: r.action, priority: r.priority, domainType: r.condition.domainType, set: new Set() });
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groups.get(gk).set.add(r.merge);
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continue;
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}
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const sig = r.action + "|" + r.priority + "|" + JSON.stringify(r.condition);
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if (seen.has(sig)) continue;
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seen.add(sig);
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rest.push({ action: { type: r.action }, priority: r.priority, condition: r.condition });
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}
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const merged = [];
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for (const g of groups.values()) {
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const list = [...g.set];
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for (let i = 0; i < list.length; i += 1000) {
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const condition = { requestDomains: list.slice(i, i + 1000) };
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if (g.domainType) condition.domainType = g.domainType;
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merged.push({ action: { type: g.action }, priority: g.priority, condition });
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}
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}
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const allowFirst = [...merged, ...rest].sort((a, b) => (a.action.type === "block") - (b.action.type === "block"));
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const allows = allowFirst.filter(r => r.action.type !== "block");
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const blocksMerged = merged.filter(r => r.action.type === "block");
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const blocksRest = rest.filter(r => r.action.type === "block");
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const dnr = [...allows, ...blocksMerged, ...blocksRest];
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for (const h of ["youtube.com", "m.youtube.com", "music.youtube.com", "youtube-nocookie.com"]) {
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const r = rec(h);
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for (const d of YT_DEFAULTS) r.j.set(d.t + "|" + d.a.join("|"), d);
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}
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const out = {};
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let scriptletCount = 0;
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let specificCount = 0;
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for (const [h, r] of hosts) {
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const o = {};
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if (r.s.size) { o.s = [...r.s]; specificCount += r.s.size; }
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if (r.x.size) o.x = [...r.x];
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if (r.j.size) { o.j = [...r.j.values()]; scriptletCount += r.j.size; }
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if (r.jx.size) o.jx = [...r.jx];
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if (r.g) o.g = 1;
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if (r.d) o.d = 1;
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out["c:" + h] = o;
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}
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return { dnr, generic: [...generic], hosts: out, stats: { generic: generic.size, specific: specificCount, scriptlets: scriptletCount } };
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}
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async function update() {
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try {
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const texts = await Promise.all(LISTS.map(async u => {
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const r = await fetch(u, { cache: "no-store" });
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if (!r.ok) throw new Error(u + " returned " + r.status);
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return r.text();
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}));
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const c = compile(texts);
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const applied = await applyDnr(c.dnr);
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const keep = await chrome.storage.local.get("allowlist");
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await chrome.storage.local.clear();
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const meta = {
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updated: Date.now(),
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error: null,
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network: applied,
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networkTotal: c.dnr.length,
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generic: c.stats.generic,
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specific: c.stats.specific,
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scriptlets: c.stats.scriptlets
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};
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await chrome.storage.local.set({ ...c.hosts, generic: c.generic, meta, allowlist: keep.allowlist || [] });
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genericCache = null;
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} catch (e) {
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const d = await chrome.storage.local.get("meta");
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await chrome.storage.local.set({ meta: { ...(d.meta || {}), error: String(e), lastAttempt: Date.now() } });
|
|
}
|
|
}
|
|
|
|
async function addRules(rules) {
|
|
if (!rules.length) return 0;
|
|
try {
|
|
await chrome.declarativeNetRequest.updateDynamicRules({ addRules: rules });
|
|
return rules.length;
|
|
} catch (e) {
|
|
if (rules.length === 1) return 0;
|
|
const m = rules.length >> 1;
|
|
return (await addRules(rules.slice(0, m))) + (await addRules(rules.slice(m)));
|
|
}
|
|
}
|
|
|
|
async function applyDnr(list) {
|
|
const max = (chrome.declarativeNetRequest.MAX_NUMBER_OF_DYNAMIC_RULES || 30000) - 1;
|
|
const existing = await chrome.declarativeNetRequest.getDynamicRules();
|
|
const removeRuleIds = existing.map(r => r.id).filter(id => id !== 1);
|
|
if (removeRuleIds.length) await chrome.declarativeNetRequest.updateDynamicRules({ removeRuleIds });
|
|
const rules = list.slice(0, max).map((r, i) => ({ id: i + 2, ...r }));
|
|
let added = 0;
|
|
for (let i = 0; i < rules.length; i += 5000) added += await addRules(rules.slice(i, i + 5000));
|
|
return added;
|
|
}
|
|
|
|
async function syncAllowlist(list) {
|
|
const rule = {
|
|
id: 1,
|
|
priority: 100,
|
|
action: { type: "allowAllRequests" },
|
|
condition: { requestDomains: list, resourceTypes: ["main_frame", "sub_frame"] }
|
|
};
|
|
await chrome.declarativeNetRequest.updateDynamicRules({ removeRuleIds: [1], addRules: list.length ? [rule] : [] });
|
|
}
|
|
|
|
let genericCache = null;
|
|
|
|
async function genericList() {
|
|
if (!genericCache) {
|
|
const d = await chrome.storage.local.get("generic");
|
|
const list = d.generic || [];
|
|
genericCache = { list, css: list.map(s => s + "{display:none!important}").join("\n") };
|
|
}
|
|
return genericCache;
|
|
}
|
|
|
|
function candidates(host) {
|
|
const labels = host.toLowerCase().split(".");
|
|
const out = [];
|
|
for (let i = 0; i < labels.length - 1; i++) {
|
|
const c = labels.slice(i).join(".");
|
|
out.push(c);
|
|
const p = labels.slice(i);
|
|
if (p.length >= 2) out.push(p.slice(0, -1).join(".") + ".*");
|
|
if (p.length >= 3) out.push(p.slice(0, -2).join(".") + ".*");
|
|
}
|
|
return [...new Set(out)];
|
|
}
|
|
|
|
async function lookup(host, top) {
|
|
const cands = candidates(host);
|
|
const d = await chrome.storage.local.get([...cands.map(c => "c:" + c), "allowlist"]);
|
|
const allow = d.allowlist || [];
|
|
if (cands.some(c => allow.includes(c))) return { css: "", scriptlets: [] };
|
|
const recs = cands.map(c => d["c:" + c]).filter(Boolean);
|
|
if (recs.some(r => r.d)) return { css: "", scriptlets: [] };
|
|
const exc = new Set();
|
|
const jexc = new Set();
|
|
const spec = new Set();
|
|
const js = new Map();
|
|
let ghide = false;
|
|
for (const r of recs) {
|
|
if (r.x) r.x.forEach(s => exc.add(s));
|
|
if (r.jx) r.jx.forEach(k => jexc.add(k));
|
|
if (r.s) r.s.forEach(s => spec.add(s));
|
|
if (r.j) r.j.forEach(x => js.set(x.t + "|" + x.a.join("|"), x));
|
|
if (r.g) ghide = true;
|
|
}
|
|
const parts = [];
|
|
for (const s of spec) if (!exc.has(s)) parts.push(s + "{display:none!important}");
|
|
if (top && !ghide) {
|
|
const g = await genericList();
|
|
if (exc.size) {
|
|
for (const s of g.list) if (!exc.has(s)) parts.push(s + "{display:none!important}");
|
|
} else if (g.css) parts.push(g.css);
|
|
}
|
|
const scriptlets = jexc.has("") ? [] : [...js].filter(([k]) => !jexc.has(k)).map(([, v]) => v);
|
|
return { css: parts.join("\n"), scriptlets };
|
|
}
|
|
|
|
async function handlePage(msg, sender) {
|
|
if (!msg.host || !sender.tab) return { scriptlets: [] };
|
|
const res = await lookup(msg.host, msg.top);
|
|
if (res.css) {
|
|
const target = sender.documentId
|
|
? { tabId: sender.tab.id, documentIds: [sender.documentId] }
|
|
: { tabId: sender.tab.id, frameIds: [sender.frameId] };
|
|
chrome.scripting.insertCSS({ target, css: res.css, origin: "USER" }).catch(() => {});
|
|
}
|
|
return { scriptlets: res.scriptlets };
|
|
}
|
|
|
|
async function toggle(host) {
|
|
const d = await chrome.storage.local.get("allowlist");
|
|
const set = new Set(d.allowlist || []);
|
|
if (set.has(host)) set.delete(host); else set.add(host);
|
|
const list = [...set];
|
|
await chrome.storage.local.set({ allowlist: list });
|
|
await syncAllowlist(list);
|
|
return set.has(host);
|
|
}
|
|
|
|
async function maybeUpdate() {
|
|
const d = await chrome.storage.local.get("meta");
|
|
if (!d.meta || !d.meta.updated || Date.now() - d.meta.updated > 6 * 3600 * 1000) await update();
|
|
}
|
|
|
|
chrome.runtime.onInstalled.addListener(() => {
|
|
chrome.alarms.create("update", { periodInMinutes: 360 });
|
|
update();
|
|
});
|
|
chrome.runtime.onStartup.addListener(() => {
|
|
chrome.alarms.create("update", { periodInMinutes: 360 });
|
|
maybeUpdate();
|
|
});
|
|
chrome.alarms.onAlarm.addListener(a => { if (a.name === "update") update(); });
|
|
chrome.runtime.onMessage.addListener((msg, sender, reply) => {
|
|
if (!msg) return;
|
|
if (msg.cmd === "page") { handlePage(msg, sender).then(reply, () => reply({ scriptlets: [] })); return true; }
|
|
if (msg.cmd === "update") { update().then(() => reply(true)); return true; }
|
|
if (msg.cmd === "toggle") { toggle(msg.host).then(reply); return true; }
|
|
});
|