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Add bitpay translator

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nicolas.dorier
2018-12-03 23:57:43 +09:00
parent d674b8ac71
commit 156f52b76f
4 changed files with 115 additions and 0 deletions
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56
BTCPayServer/Controllers/HomeController.cs
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@@ -6,16 +6,72 @@ using System.Threading.Tasks;
using Microsoft.AspNetCore.Mvc;
using BTCPayServer.Models;
using NBitcoin.DataEncoders;
using NBitcoin.Payment;
using System.Net.Http;
using Newtonsoft.Json.Linq;
using NBitcoin;
namespace BTCPayServer.Controllers
{
public class HomeController : Controller
{
public IHttpClientFactory HttpClientFactory { get; }
public HomeController(IHttpClientFactory httpClientFactory)
{
HttpClientFactory = httpClientFactory;
}
public IActionResult Index()
{
return View("Home");
}
[Route("translate")]
public IActionResult BitpayTranslator()
{
return View(new BitpayTranslatorViewModel());
}
[HttpPost]
[Route("translate")]
public async Task<IActionResult> BitpayTranslator(BitpayTranslatorViewModel vm)
{
if (!ModelState.IsValid)
return View(vm);
vm.BitpayLink = vm.BitpayLink ?? string.Empty;
vm.BitpayLink = vm.BitpayLink.Trim();
if (!vm.BitpayLink.StartsWith("bitcoin:", StringComparison.OrdinalIgnoreCase))
{
var invoiceId = vm.BitpayLink.Substring(vm.BitpayLink.LastIndexOf("=", StringComparison.OrdinalIgnoreCase) + 1);
vm.BitpayLink = $"bitcoin:?r=https://bitpay.com/i/{invoiceId}";
}
try
{
BitcoinUrlBuilder urlBuilder = new BitcoinUrlBuilder(vm.BitpayLink);
if(!urlBuilder.PaymentRequestUrl.DnsSafeHost.EndsWith("bitpay.com", StringComparison.OrdinalIgnoreCase))
{
throw new Exception("This tool only work with bitpay");
}
var client = HttpClientFactory.CreateClient();
HttpRequestMessage request = new HttpRequestMessage(HttpMethod.Get, urlBuilder.PaymentRequestUrl);
request.Headers.Accept.Add(new System.Net.Http.Headers.MediaTypeWithQualityHeaderValue("application/payment-request"));
var result = await client.SendAsync(request);
// {"network":"main","currency":"BTC","requiredFeeRate":29.834,"outputs":[{"amount":255900,"address":"1PgPo5d4swD6pKfCgoXtoW61zqTfX9H7tj"}],"time":"2018-12-03T14:39:47.162Z","expires":"2018-12-03T14:54:47.162Z","memo":"Payment request for BitPay invoice HHfG8cprRMzZG6MErCqbjv for merchant VULTR Holdings LLC","paymentUrl":"https://bitpay.com/i/HHfG8cprRMzZG6MErCqbjv","paymentId":"HHfG8cprRMzZG6MErCqbjv"}
var str = await result.Content.ReadAsStringAsync();
var jobj = JObject.Parse(str);
vm.Address = ((JArray)jobj["outputs"])[0]["address"].Value<string>();
vm.Amount = Money.Satoshis(((JArray)jobj["outputs"])[0]["amount"].Value<long>()).ToString();
}
catch (Exception ex)
{
ModelState.AddModelError(nameof(vm.BitpayLink), $"Error while requesting {ex.Message}");
return View(vm);
}
return View(vm);
}
public IActionResult About()
{
ViewData["Message"] = "Your application description page.";