Files
2025-09-29 07:21:46 -04:00

141 lines
4.5 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);
// nip21.ts
var nip21_exports = {};
__export(nip21_exports, {
NOSTR_URI_REGEX: () => NOSTR_URI_REGEX,
parse: () => parse,
test: () => test
});
module.exports = __toCommonJS(nip21_exports);
// nip19.ts
var import_utils2 = require("@noble/hashes/utils");
var import_base = require("@scure/base");
// utils.ts
var import_utils = require("@noble/hashes/utils");
var utf8Decoder = new TextDecoder("utf-8");
var utf8Encoder = new TextEncoder();
// nip19.ts
var Bech32MaxSize = 5e3;
var BECH32_REGEX = /[\x21-\x7E]{1,83}1[023456789acdefghjklmnpqrstuvwxyz]{6,}/;
function decode(code) {
let { prefix, words } = import_base.bech32.decode(code, Bech32MaxSize);
let data = new Uint8Array(import_base.bech32.fromWords(words));
switch (prefix) {
case "nprofile": {
let tlv = parseTLV(data);
if (!tlv[0]?.[0])
throw new Error("missing TLV 0 for nprofile");
if (tlv[0][0].length !== 32)
throw new Error("TLV 0 should be 32 bytes");
return {
type: "nprofile",
data: {
pubkey: (0, import_utils2.bytesToHex)(tlv[0][0]),
relays: tlv[1] ? tlv[1].map((d) => utf8Decoder.decode(d)) : []
}
};
}
case "nevent": {
let tlv = parseTLV(data);
if (!tlv[0]?.[0])
throw new Error("missing TLV 0 for nevent");
if (tlv[0][0].length !== 32)
throw new Error("TLV 0 should be 32 bytes");
if (tlv[2] && tlv[2][0].length !== 32)
throw new Error("TLV 2 should be 32 bytes");
if (tlv[3] && tlv[3][0].length !== 4)
throw new Error("TLV 3 should be 4 bytes");
return {
type: "nevent",
data: {
id: (0, import_utils2.bytesToHex)(tlv[0][0]),
relays: tlv[1] ? tlv[1].map((d) => utf8Decoder.decode(d)) : [],
author: tlv[2]?.[0] ? (0, import_utils2.bytesToHex)(tlv[2][0]) : void 0,
kind: tlv[3]?.[0] ? parseInt((0, import_utils2.bytesToHex)(tlv[3][0]), 16) : void 0
}
};
}
case "naddr": {
let tlv = parseTLV(data);
if (!tlv[0]?.[0])
throw new Error("missing TLV 0 for naddr");
if (!tlv[2]?.[0])
throw new Error("missing TLV 2 for naddr");
if (tlv[2][0].length !== 32)
throw new Error("TLV 2 should be 32 bytes");
if (!tlv[3]?.[0])
throw new Error("missing TLV 3 for naddr");
if (tlv[3][0].length !== 4)
throw new Error("TLV 3 should be 4 bytes");
return {
type: "naddr",
data: {
identifier: utf8Decoder.decode(tlv[0][0]),
pubkey: (0, import_utils2.bytesToHex)(tlv[2][0]),
kind: parseInt((0, import_utils2.bytesToHex)(tlv[3][0]), 16),
relays: tlv[1] ? tlv[1].map((d) => utf8Decoder.decode(d)) : []
}
};
}
case "nsec":
return { type: prefix, data };
case "npub":
case "note":
return { type: prefix, data: (0, import_utils2.bytesToHex)(data) };
default:
throw new Error(`unknown prefix ${prefix}`);
}
}
function parseTLV(data) {
let result = {};
let rest = data;
while (rest.length > 0) {
let t = rest[0];
let l = rest[1];
let v = rest.slice(2, 2 + l);
rest = rest.slice(2 + l);
if (v.length < l)
throw new Error(`not enough data to read on TLV ${t}`);
result[t] = result[t] || [];
result[t].push(v);
}
return result;
}
// nip21.ts
var NOSTR_URI_REGEX = new RegExp(`nostr:(${BECH32_REGEX.source})`);
function test(value) {
return typeof value === "string" && new RegExp(`^${NOSTR_URI_REGEX.source}$`).test(value);
}
function parse(uri) {
const match = uri.match(new RegExp(`^${NOSTR_URI_REGEX.source}$`));
if (!match)
throw new Error(`Invalid Nostr URI: ${uri}`);
return {
uri: match[0],
value: match[1],
decoded: decode(match[1])
};
}