mirror of
https://github.com/nbd-wtf/nostr-tools.git
synced 2025-12-08 16:28:49 +00:00
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10 Commits
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e3631ba806 |
19
nip04.js
19
nip04.js
@@ -5,7 +5,7 @@ import * as secp256k1 from '@noble/secp256k1'
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export function encrypt(privkey, pubkey, text) {
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const key = secp256k1.getSharedSecret(privkey, '02' + pubkey)
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const normalizedKey = getOnlyXFromFullSharedSecret(key)
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const normalizedKey = getNormalizedX(key)
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let iv = Uint8Array.from(randomBytes(16))
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var cipher = aes.createCipheriv(
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@@ -16,24 +16,27 @@ export function encrypt(privkey, pubkey, text) {
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let encryptedMessage = cipher.update(text, 'utf8', 'base64')
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encryptedMessage += cipher.final('base64')
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return [encryptedMessage, Buffer.from(iv.buffer).toString('base64')]
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return `${encryptedMessage}?iv=${Buffer.from(iv.buffer).toString('base64')}`
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}
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export function decrypt(privkey, pubkey, ciphertext, iv) {
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const key = secp256k1.getSharedSecret(privkey, '02' + pubkey)
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const normalizedKey = getOnlyXFromFullSharedSecret(key)
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export function decrypt(privkey, pubkey, ciphertext) {
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let [cip, iv] = ciphertext.split('?iv=')
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let key = secp256k1.getSharedSecret(privkey, '02' + pubkey)
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let normalizedKey = getNormalizedX(key)
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var decipher = aes.createDecipheriv(
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'aes-256-cbc',
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Buffer.from(normalizedKey, 'hex'),
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Buffer.from(iv, 'base64')
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)
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let decryptedMessage = decipher.update(ciphertext, 'base64')
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let decryptedMessage = decipher.update(cip, 'base64')
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decryptedMessage += decipher.final('utf8')
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return decryptedMessage
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}
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function getOnlyXFromFullSharedSecret(fullSharedSecretCoordinates) {
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return fullSharedSecretCoordinates.substr(2, 64)
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function getNormalizedX(key) {
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return typeof key === 'string'
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? key.substr(2, 64)
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: Buffer.from(key.slice(1, 33)).toString('hex')
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}
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74
nip05.js
74
nip05.js
@@ -1,52 +1,32 @@
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import {Buffer} from 'buffer'
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import dnsPacket from 'dns-packet'
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const dohProviders = [
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'cloudflare-dns.com',
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'fi.doh.dns.snopyta.org',
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'basic.bravedns.com',
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'hydra.plan9-ns1.com',
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'doh.pl.ahadns.net',
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'dns.flatuslifir.is',
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'doh.dns.sb',
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'doh.li'
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]
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let counter = 0
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export async function keyFromDomain(domain) {
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let host = dohProviders[counter % dohProviders.length]
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let buf = dnsPacket.encode({
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type: 'query',
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id: Math.floor(Math.random() * 65534),
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flags: dnsPacket.RECURSION_DESIRED,
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questions: [
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{
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type: 'TXT',
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name: `_nostrkey.${domain}`
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}
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]
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})
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let fetching = fetch(`https://${host}/dns-query`, {
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method: 'POST',
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headers: {
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'Content-Type': 'application/dns-message',
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'Content-Length': Buffer.byteLength(buf)
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},
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body: buf
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})
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counter++
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import fetch from 'cross-fetch'
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export async function searchDomain(domain, query = '') {
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try {
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let response = Buffer.from(await (await fetching).arrayBuffer())
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let {answers} = dnsPacket.decode(response)
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if (answers.length === 0) return null
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return Buffer.from(answers[0].data[0]).toString()
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} catch (err) {
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console.log(`error querying DNS for ${domain} on ${host}`, err)
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let res = await (
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await fetch(`https://${domain}/.well-known/nostr.json?name=${query}`)
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).json()
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return res.names
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} catch (_) {
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return []
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}
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}
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export async function queryName(fullname) {
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try {
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let [name, domain] = fullname.split('@')
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if (!domain) {
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domain = name
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name = '_'
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}
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let res = await (
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await fetch(`https://${domain}/.well-known/nostr.json?name=${name}`)
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).json()
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return res.names && res.names[name]
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} catch (_) {
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return null
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}
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}
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4
nip06.js
4
nip06.js
@@ -8,13 +8,13 @@ import {HDKey} from 'micro-bip32'
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export function privateKeyFromSeed(seed) {
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let root = HDKey.fromMasterSeed(Buffer.from(seed, 'hex'))
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return Buffer.from(root.derive(`m/44'/1237'/0'/0'`).privateKey).toString(
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return Buffer.from(root.derive(`m/44'/1237'/0'/0/0`).privateKey).toString(
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'hex'
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)
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}
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export function seedFromWords(mnemonic) {
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return Buffer.from(mnemonicToSeedSync(mnemonic, wordlist)).toString('hex')
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return Buffer.from(mnemonicToSeedSync(mnemonic)).toString('hex')
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}
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export function generateSeedWords() {
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@@ -1,6 +1,6 @@
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{
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"name": "nostr-tools",
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"version": "0.16.2",
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"version": "0.21.4",
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"description": "Tools for making a Nostr client.",
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"repository": {
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"type": "git",
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@@ -12,7 +12,7 @@
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"browserify-cipher": ">=1",
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"buffer": ">=5",
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"create-hash": "^1.2.0",
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"dns-packet": "^5.2.4",
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"cross-fetch": "^3.1.4",
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"micro-bip32": "^0.1.0",
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"micro-bip39": "^0.1.3",
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"websocket-polyfill": "^0.0.3"
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74
pool.js
74
pool.js
@@ -1,12 +1,18 @@
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import {getEventHash, signEvent} from './event'
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import {getEventHash, verifySignature, signEvent} from './event'
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import {relayConnect, normalizeRelayURL} from './relay'
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export function relayPool() {
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var globalPrivateKey
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var globalSigningFunction
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const poolPolicy = {
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// setting this to a number will cause events to be published to a random
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// set of relays only, instead of publishing to all relays all the time
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randomChoice: null
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randomChoice: null,
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// setting this to true will cause .publish() calls to wait until the event has
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// been published -- or at least attempted to be published -- to all relays
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wait: false
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}
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const relays = {}
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const noticeCallbacks = []
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@@ -72,6 +78,9 @@ export function relayPool() {
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setPrivateKey(privateKey) {
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globalPrivateKey = privateKey
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},
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registerSigningFunction(fn) {
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globalSigningFunction = fn
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},
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setPolicy(key, value) {
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poolPolicy[key] = value
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},
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@@ -111,7 +120,7 @@ export function relayPool() {
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let index = noticeCallbacks.indexOf(cb)
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if (index !== -1) noticeCallbacks.splice(index, 1)
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},
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async publish(event, statusCallback = (status, relayURL) => {}) {
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async publish(event, statusCallback) {
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event.id = getEventHash(event)
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if (!event.sig) {
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@@ -119,9 +128,21 @@ export function relayPool() {
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if (globalPrivateKey) {
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event.sig = await signEvent(event, globalPrivateKey)
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} else if (globalSigningFunction) {
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event.sig = await globalSigningFunction(event)
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if (!event.sig) {
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// abort here
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return
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} else {
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// check
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if (!(await verifySignature(event)))
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throw new Error(
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'signature provided by custom signing function is invalid.'
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)
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}
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} else {
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throw new Error(
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"can't publish unsigned event. either sign this event beforehand or pass a private key while initializing this relay pool so it can be signed automatically."
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"can't publish unsigned event. either sign this event beforehand, provide a signing function or pass a private key while initializing this relay pool so it can be signed automatically."
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)
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}
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}
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@@ -136,28 +157,37 @@ export function relayPool() {
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let successes = 0
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for (let i = 0; i < writeable.length; i++) {
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let {relay} = writeable[i]
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if (poolPolicy.wait) {
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for (let i = 0; i < writeable.length; i++) {
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let {relay} = writeable[i]
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try {
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await new Promise(async (resolve, reject) => {
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try {
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await relay.publish(event, status => {
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statusCallback(status, relay.url)
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resolve()
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})
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} catch (err) {
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statusCallback(-1, relay.url)
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try {
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await new Promise(async (resolve, reject) => {
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try {
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await relay.publish(event, status => {
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if (statusCallback) statusCallback(status, relay.url)
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resolve()
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})
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} catch (err) {
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if (statusCallback) statusCallback(-1, relay.url)
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}
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})
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successes++
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if (successes >= maxTargets) {
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break
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}
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})
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successes++
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if (successes >= maxTargets) {
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break
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} catch (err) {
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/***/
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}
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} catch (err) {
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/***/
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}
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} else {
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writeable.forEach(async ({relay}) => {
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let callback = statusCallback
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? status => statusCallback(status, relay.url)
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: null
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relay.publish(event, callback)
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})
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}
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return event
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Reference in New Issue
Block a user