Wietse Wind WietseWind

## banxa-api-signature.mjs
import fetch from 'node-fetch'
import {createHmac} from 'crypto'

const endpoint = 'xxxxxx
const key = 'yyyyyy'
const secret = 'xxxxxxxx'

const banxaCall = async (path, body, method = 'GET') => {
  const nonce = Math.round(new Date() / 1000)

## setup.sh
echo 'Install xrpld monitoring'

echo ''
echo 'Please provide some info, if you need to change this, you can do so later in /etc/crontab'

echo ''
echo 'Local host + port with xrpld websocket, e.g. "localhost:6006"'
read host

echo ''

## animated-gif-for-tydbit.mjs
import express from 'express'
import sharp from 'sharp'
import fetch from 'node-fetch'
import { Gif } from 'make-a-gif'

sharp.cache(false)

const app = express()
const port = 3000

## svg-to-gif-for-tydbit.mjs
import express from 'express'
import sharp from 'sharp'
import fetch from 'node-fetch'

sharp.cache(false)

const app = express()
const port = 3000

const device = 'some-device-name-whatever-123'

## index.mjs
import { XrplClient } from 'xrpl-client'

const config = { backfillLedgers: 20, lastLedger: null }

const client = new XrplClient(['wss://xrplcluster.com'])
await client.ready()
config.lastLedger = client.getState().ledger.last - config.backfillLedgers

function getLedgerTransactions(ledger_index) {
  return client.send({ command: 'ledger', transactions: true, expand: true, ledger_index })

## user-profile-script.js
function(accessToken, ctx, callback) {
  const url = "https://oauth2.xumm.app/userinfo";
  request.get(
    { url, headers: { 'Authorization': 'Bearer ' + accessToken, } },
    (err, resp, body) => {
      if (err) {
        return callback(err);
      }

      if (resp.statusCode !== 200) {

## pkce-implicit.html
<html>
<title>OAuth Authorization Code + PKCE in Vanilla JS</title>
<meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=no">

<!-- Credits: https://github.com/aaronpk/pkce-vanilla-js/blob/master/index.html -->

<script>
    // Configure your application and authorization server details
    var config = {
        client_id: "<The Xumm App API key (public)>",

## build.sh
#!/bin/bash

rm ./module.wasm
rm ./module.wat

node assemblyscript/bin/asc \
  -O3 \
  --noAssert \
  --runtime minimal \
  --textFile ./module.wat \

## starter.c
/**
 * This hook just accepts any transaction coming through it
 */
#include "hookapi.h"

int64_t cbak(int64_t reserved) {
    return 0;
}

int64_t hook(int64_t reserved ) {

## blacklist.c
#include "hookapi.h"
/*
    Blacklist signing keys ((( you should change these )))
    r.deriveKeypair('sEd7CGWXiFPazNncZJsxD11h1sHJCtm')
    {
      privateKey: 'ED55D3A139AF8F069FE93BB943FE3A46BAF70EA61E0DD02192D4A532D8E87627F0',
      publicKey: 'EDDC6D9E28CA0FE2D475FC021D226881666EA106FBD2222C8C2110368A49C9513C'
    }
    the public key is encoded below, you should change this
*/
	import fetch from 'node-fetch'
	import {createHmac} from 'crypto'

	const endpoint = 'xxxxxx
	const key = 'yyyyyy'
	const secret = 'xxxxxxxx'

	const banxaCall = async (path, body, method = 'GET') => {
	const nonce = Math.round(new Date() / 1000)
	echo 'Install xrpld monitoring'

	echo ''
	echo 'Please provide some info, if you need to change this, you can do so later in /etc/crontab'

	echo ''
	echo 'Local host + port with xrpld websocket, e.g. "localhost:6006"'
	read host

	echo ''
	import express from 'express'
	import sharp from 'sharp'
	import fetch from 'node-fetch'
	import { Gif } from 'make-a-gif'

	sharp.cache(false)

	const app = express()
	const port = 3000
	import { XrplClient } from 'xrpl-client'

	const config = { backfillLedgers: 20, lastLedger: null }

	const client = new XrplClient(['wss://xrplcluster.com'])
	await client.ready()
	config.lastLedger = client.getState().ledger.last - config.backfillLedgers

	function getLedgerTransactions(ledger_index) {
	return client.send({ command: 'ledger', transactions: true, expand: true, ledger_index })
	function(accessToken, ctx, callback) {
	const url = "https://oauth2.xumm.app/userinfo";
	request.get(
	{ url, headers: { 'Authorization': 'Bearer ' + accessToken, } },
	(err, resp, body) => {
	if (err) {
	return callback(err);
	}

	if (resp.statusCode !== 200) {
	<html>
	<title>OAuth Authorization Code + PKCE in Vanilla JS</title>
	<meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=no">

	<!-- Credits: https://github.com/aaronpk/pkce-vanilla-js/blob/master/index.html -->

	<script>
	// Configure your application and authorization server details
	var config = {
	client_id: "<The Xumm App API key (public)>",
	#!/bin/bash

	rm ./module.wasm
	rm ./module.wat

	node assemblyscript/bin/asc \
	-O3 \
	--noAssert \
	--runtime minimal \
	--textFile ./module.wat \
	/**
	* This hook just accepts any transaction coming through it
	*/
	#include "hookapi.h"

	int64_t cbak(int64_t reserved) {
	return 0;
	}

	int64_t hook(int64_t reserved ) {
	#include "hookapi.h"
	/*
	Blacklist signing keys ((( you should change these )))
	r.deriveKeypair('sEd7CGWXiFPazNncZJsxD11h1sHJCtm')
	{
	privateKey: 'ED55D3A139AF8F069FE93BB943FE3A46BAF70EA61E0DD02192D4A532D8E87627F0',
	publicKey: 'EDDC6D9E28CA0FE2D475FC021D226881666EA106FBD2222C8C2110368A49C9513C'
	}
	the public key is encoded below, you should change this
	*/