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const PROXY_NAME = "node-select";
const ATTR = "cn";
const REPO_NAME = "domain-list-community";
const URL =
"https://github.com/v2fly/domain-list-community/archive/refs/heads/master.zip";
const SITES = [
"github",
"google",
"youtube",
"twitter",
"facebook",
"discord",
"reddit",
"twitch",
"quora",
"telegram",
"imgur",
"stackexchange",
"onedrive",
"duckduckgo",
"wikimedia",
"gitbook",
"gitlab",
"creativecommons",
"archive",
"matrix",
"tor",
"python",
"ruby",
"rust",
"nodejs",
"npmjs",
"qt",
"docker",
"v2ray",
"homebrew",
"bootstrap",
"heroku",
"vercel",
"ieee",
"sci-hub",
"libgen",
];
const prefixes = ["include", "domain", "keyword", "full", "regexp"] as const;
interface Rule {
kind: (typeof prefixes)[number];
value: string;
attrs: string[];
}
type FileProvider = (name: string) => string;
function extract(starts: string[], provider: FileProvider): Rule[] {
function parseLine(line: string): Rule {
let kind = prefixes.find((p) => line.startsWith(p + ":"));
if (kind != null) {
line = line.slice(line.indexOf(":") + 1);
} else {
kind = "domain";
}
const segs = line.split("@");
return {
kind,
value: segs[0].trim(),
attrs: [...segs.slice(1)].map((s) => s.trim()),
};
}
function parse(text: string): Rule[] {
return text
.replaceAll("\c\n", "\n")
.split("\n")
.map((l) => l.trim())
.filter((l) => l.length !== 0 && !l.startsWith("#"))
.map((l) => parseLine(l));
}
const visited = [] as string[];
const rules = [] as Rule[];
function add(name: string) {
const text = provider(name);
for (const rule of parse(text)) {
if (rule.kind === "include") {
if (visited.includes(rule.value)) {
console.warn(`circular refs found: ${name} includes ${rule.value}.`);
continue;
} else {
visited.push(rule.value);
add(rule.value);
}
} else {
rules.push(rule);
}
}
}
for (const start of starts) {
add(start);
}
return rules;
}
function toNewFormat(rules: Rule[], attr: string): [string, string] {
function toLine(rule: Rule) {
const prefixMap = {
domain: "DOMAIN-SUFFIX",
full: "DOMAIN",
keyword: "DOMAIN-KEYWORD",
regexp: "DOMAIN-REGEX",
} as const;
if (rule.kind === "include") {
throw new Error("Include rule not parsed.");
}
return `${prefixMap[rule.kind]},${rule.value}`;
}
function toLines(rules: Rule[]) {
return rules.map((r) => toLine(r)).join("\n");
}
const has: Rule[] = [];
const notHas: Rule[] = [];
rules.forEach((r) => (r.attrs.includes(attr) ? has.push(r) : notHas.push(r)));
return [toLines(has), toLines(notHas)];
}
if (import.meta.main) {
const tmpDir = Deno.makeTempDirSync({ prefix: "geosite-rules-" });
console.log("Work dir is ", tmpDir);
const zipFilePath = tmpDir + "/repo.zip";
const res = await fetch(URL);
if (!res.ok) {
throw new Error("Failed to download repo.");
}
Deno.writeFileSync(zipFilePath, await res.bytes());
const unzip = new Deno.Command("unzip", {
args: ["-q", zipFilePath],
cwd: tmpDir,
});
if (!(await unzip.spawn().status).success) {
throw new Error("Failed to unzip");
}
const dataDir = tmpDir + "/" + REPO_NAME + "-master/data";
const provider = (name: string) =>
Deno.readTextFileSync(dataDir + "/" + name);
const rules = extract(SITES, provider);
const [has, notHas] = toNewFormat(rules, ATTR);
const hasFile = tmpDir + "/has-rule";
const notHasFile = tmpDir + "/not-has-rule";
console.log("Write result to: " + hasFile + " , " + notHasFile);
Deno.writeTextFileSync(hasFile, has);
Deno.writeTextFileSync(notHasFile, notHas);
}
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