Files
super_ball/thrower_daemon/node_modules/nostr-tools/lib/cjs/signer.js
2025-09-29 07:21:46 -04:00

131 lines
3.9 KiB
JavaScript

"use strict";
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
if (from && typeof from === "object" || typeof from === "function") {
for (let key of __getOwnPropNames(from))
if (!__hasOwnProp.call(to, key) && key !== except)
__defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
}
return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
// signer.ts
var signer_exports = {};
__export(signer_exports, {
PlainKeySigner: () => PlainKeySigner
});
module.exports = __toCommonJS(signer_exports);
// pure.ts
var import_secp256k1 = require("@noble/curves/secp256k1");
var import_utils2 = require("@noble/hashes/utils");
// core.ts
var verifiedSymbol = Symbol("verified");
var isRecord = (obj) => obj instanceof Object;
function validateEvent(event) {
if (!isRecord(event))
return false;
if (typeof event.kind !== "number")
return false;
if (typeof event.content !== "string")
return false;
if (typeof event.created_at !== "number")
return false;
if (typeof event.pubkey !== "string")
return false;
if (!event.pubkey.match(/^[a-f0-9]{64}$/))
return false;
if (!Array.isArray(event.tags))
return false;
for (let i2 = 0; i2 < event.tags.length; i2++) {
let tag = event.tags[i2];
if (!Array.isArray(tag))
return false;
for (let j = 0; j < tag.length; j++) {
if (typeof tag[j] !== "string")
return false;
}
}
return true;
}
// pure.ts
var import_sha256 = require("@noble/hashes/sha256");
// utils.ts
var import_utils = require("@noble/hashes/utils");
var utf8Decoder = new TextDecoder("utf-8");
var utf8Encoder = new TextEncoder();
// pure.ts
var JS = class {
generateSecretKey() {
return import_secp256k1.schnorr.utils.randomPrivateKey();
}
getPublicKey(secretKey) {
return (0, import_utils2.bytesToHex)(import_secp256k1.schnorr.getPublicKey(secretKey));
}
finalizeEvent(t, secretKey) {
const event = t;
event.pubkey = (0, import_utils2.bytesToHex)(import_secp256k1.schnorr.getPublicKey(secretKey));
event.id = getEventHash(event);
event.sig = (0, import_utils2.bytesToHex)(import_secp256k1.schnorr.sign(getEventHash(event), secretKey));
event[verifiedSymbol] = true;
return event;
}
verifyEvent(event) {
if (typeof event[verifiedSymbol] === "boolean")
return event[verifiedSymbol];
const hash = getEventHash(event);
if (hash !== event.id) {
event[verifiedSymbol] = false;
return false;
}
try {
const valid = import_secp256k1.schnorr.verify(event.sig, hash, event.pubkey);
event[verifiedSymbol] = valid;
return valid;
} catch (err) {
event[verifiedSymbol] = false;
return false;
}
}
};
function serializeEvent(evt) {
if (!validateEvent(evt))
throw new Error("can't serialize event with wrong or missing properties");
return JSON.stringify([0, evt.pubkey, evt.created_at, evt.kind, evt.tags, evt.content]);
}
function getEventHash(event) {
let eventHash = (0, import_sha256.sha256)(utf8Encoder.encode(serializeEvent(event)));
return (0, import_utils2.bytesToHex)(eventHash);
}
var i = new JS();
var generateSecretKey = i.generateSecretKey;
var getPublicKey = i.getPublicKey;
var finalizeEvent = i.finalizeEvent;
var verifyEvent = i.verifyEvent;
// signer.ts
var PlainKeySigner = class {
secretKey;
constructor(secretKey) {
this.secretKey = secretKey;
}
async getPublicKey() {
return getPublicKey(this.secretKey);
}
async signEvent(event) {
return finalizeEvent(event, this.secretKey);
}
};