mirror of
https://github.com/dergigi/boris.git
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5d53a827e0
- Add project structure with TypeScript, React, and Vite - Implement nostr authentication using browser extension (NIP-07) - Add NIP-51 compliant bookmark fetching and display - Create minimal UI with login and bookmark components - Integrate applesauce-core and applesauce-react libraries - Add responsive styling with dark/light mode support - Include comprehensive README with setup instructions This is a minimal MVP for a nostr bookmark client that allows users to view their bookmarks according to NIP-51 specification.
85 lines
3.4 KiB
JavaScript
85 lines
3.4 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.deriveKeysetId = exports.deserializeMintKeys = exports.serializeMintKeys = exports.createRandomPrivateKey = exports.getKeysetIdInt = exports.pointFromHex = exports.hashToCurve = void 0;
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const secp256k1_1 = require("@noble/curves/secp256k1");
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const sha256_1 = require("@noble/hashes/sha256");
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const utils_1 = require("@noble/curves/abstract/utils");
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const utils_js_1 = require("../util/utils.js");
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const buffer_1 = require("buffer/");
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const DOMAIN_SEPARATOR = (0, utils_1.hexToBytes)('536563703235366b315f48617368546f43757276655f43617368755f');
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function hashToCurve(secret) {
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const msgToHash = (0, sha256_1.sha256)(buffer_1.Buffer.concat([DOMAIN_SEPARATOR, secret]));
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const counter = new Uint32Array(1);
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const maxIterations = 2 ** 16;
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for (let i = 0; i < maxIterations; i++) {
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const counterBytes = new Uint8Array(counter.buffer);
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const hash = (0, sha256_1.sha256)(buffer_1.Buffer.concat([msgToHash, counterBytes]));
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try {
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return pointFromHex((0, utils_1.bytesToHex)(buffer_1.Buffer.concat([new Uint8Array([0x02]), hash])));
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}
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catch (error) {
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counter[0]++;
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}
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}
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throw new Error('No valid point found');
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}
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exports.hashToCurve = hashToCurve;
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function pointFromHex(hex) {
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return secp256k1_1.secp256k1.ProjectivePoint.fromHex(hex);
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}
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exports.pointFromHex = pointFromHex;
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const getKeysetIdInt = (keysetId) => {
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let keysetIdInt;
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if (/^[a-fA-F0-9]+$/.test(keysetId)) {
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keysetIdInt = (0, utils_js_1.hexToNumber)(keysetId) % BigInt(2 ** 31 - 1);
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}
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else {
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//legacy keyset compatibility
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keysetIdInt = (0, utils_js_1.bytesToNumber)((0, utils_js_1.encodeBase64toUint8)(keysetId)) % BigInt(2 ** 31 - 1);
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}
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return keysetIdInt;
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};
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exports.getKeysetIdInt = getKeysetIdInt;
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function createRandomPrivateKey() {
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return secp256k1_1.secp256k1.utils.randomPrivateKey();
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}
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exports.createRandomPrivateKey = createRandomPrivateKey;
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function serializeMintKeys(mintKeys) {
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const serializedMintKeys = {};
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Object.keys(mintKeys).forEach((p) => {
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serializedMintKeys[p] = (0, utils_1.bytesToHex)(mintKeys[p]);
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});
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return serializedMintKeys;
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}
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exports.serializeMintKeys = serializeMintKeys;
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function deserializeMintKeys(serializedMintKeys) {
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const mintKeys = {};
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Object.keys(serializedMintKeys).forEach((p) => {
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mintKeys[p] = (0, utils_1.hexToBytes)(serializedMintKeys[p]);
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});
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return mintKeys;
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}
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exports.deserializeMintKeys = deserializeMintKeys;
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function deriveKeysetId(keys) {
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const KEYSET_VERSION = '00';
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const mapBigInt = (k) => {
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return [BigInt(k[0]), k[1]];
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};
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const pubkeysConcat = Object.entries(serializeMintKeys(keys))
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.map(mapBigInt)
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.sort((a, b) => (a[0] < b[0] ? -1 : a[0] > b[0] ? 1 : 0))
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.map(([, pubKey]) => (0, utils_1.hexToBytes)(pubKey))
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.reduce((prev, curr) => mergeUInt8Arrays(prev, curr), new Uint8Array());
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const hash = (0, sha256_1.sha256)(pubkeysConcat);
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const hashHex = buffer_1.Buffer.from(hash).toString('hex').slice(0, 14);
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return '00' + hashHex;
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}
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exports.deriveKeysetId = deriveKeysetId;
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function mergeUInt8Arrays(a1, a2) {
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// sum of individual array lengths
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const mergedArray = new Uint8Array(a1.length + a2.length);
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mergedArray.set(a1);
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mergedArray.set(a2, a1.length);
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return mergedArray;
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}
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//# sourceMappingURL=index.js.map
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