internal async Task InvokeAsync(HttpContext httpContext)
{
try
{
if (httpContext.Request.Method == "GET")
{
var webhook = WebhookParser.ParseQuery <T>(httpContext.Request.Query);
_handler(webhook);
}
else if (httpContext.Request.Method == "POST")
{
var webhook = await WebhookParser.ParseWebhookAsync <T>(httpContext.Request.Body, httpContext.Request.ContentType);
_handler(webhook);
}
httpContext.Response.StatusCode = 204;
}
catch (Exception)
{
httpContext.Response.StatusCode = 500;
}
if (_invokeNext)
{
await _next(httpContext);
}
}
public async Task <IActionResult> DeliveryReceipt()
{
var dlr = WebhookParser.ParseQuery <DeliveryReceipt>(Request.Query);
Console.WriteLine($"Delivery receipt received for messages {dlr.MessageId} at {dlr.MessageTimestamp}");
return(NoContent());
}
public IActionResult InboundSms()
{
var sms = WebhookParser.ParseQuery <InboundSms>(Request.Query);
Console.WriteLine($"SMS Received with message: {sms.Text}");
return(NoContent());
}
public static async Task <IActionResult> Run(
[HttpTrigger(AuthorizationLevel.Function, "post", Route = null)] HttpRequest req,
ILogger log)
{
var parser = new WebhookParser();
var inboundEmail = parser.ParseInboundEmailWebhook(req.Body);
log.LogInformation($"EmailForward received new email from {inboundEmail.From.Email}");
double score = 0.0;
if (!string.IsNullOrEmpty(inboundEmail.SpamScore))
{
score = double.Parse(inboundEmail.SpamScore);
if (score >= 5.0)
{
log.LogInformation($"Discarding email due to spam score of {score}");
return(new OkObjectResult("EmailForward discarded email due to spam!"));
}
}
string response = await ForwardEmail(inboundEmail, score, log);
if (string.IsNullOrEmpty(response))
{
log.LogError($"EmailForward FAILED");
return(new OkObjectResult("EmailForward failed to send email!"));
}
log.LogInformation($"EmailForward successfully forwarded email {response}");
return(new OkObjectResult($"EmailForward successfully forwarded email {response}"));
}
public async Task <IActionResult> Recording()
{
var record = await WebhookParser.ParseWebhookAsync <Record>(Request.Body, Request.ContentType);
Console.WriteLine($"Record event received on webhook - URL: {record?.RecordingUrl}");
return(StatusCode(204));
}
public async Task <IActionResult> Email()
{
var parser = new WebhookParser();
InboundEmail inboundEmail = parser.ParseInboundEmailWebhook(Request.Body);
await _messageSink.ProcessMessageAsync(CreateMessage(inboundEmail));
return(Ok());
}
public async Task InboundEmailWithAttachmentsAsync()
{
using (var fileStream = File.OpenRead("InboudEmailTestData/email_with_attachments.txt"))
{
var parser = new WebhookParser();
var inboundEmail = await parser.ParseInboundEmailWebhookAsync(fileStream).ConfigureAwait(false);
inboundEmail.ShouldNotBeNull();
inboundEmail.Attachments.ShouldNotBeNull();
inboundEmail.Attachments.Length.ShouldBe(2);
inboundEmail.Attachments[0].ContentId.ShouldBeNull();
inboundEmail.Attachments[0].ContentType.ShouldBe("image/jpeg");
inboundEmail.Attachments[0].FileName.ShouldBe("001.jpg");
inboundEmail.Attachments[0].Id.ShouldBe("attachment2");
inboundEmail.Attachments[0].Name.ShouldBe("001.jpg");
inboundEmail.Attachments[1].ContentId.ShouldBe("[email protected]");
inboundEmail.Attachments[1].ContentType.ShouldBe("image/png");
inboundEmail.Attachments[1].FileName.ShouldBe("image001.png");
inboundEmail.Attachments[1].Id.ShouldBe("attachment1");
inboundEmail.Attachments[1].Name.ShouldBe("image001.png");
inboundEmail.Dkim.ShouldBe("{@hotmail.com : pass}");
inboundEmail.To[0].Email.ShouldBe("*****@*****.**");
inboundEmail.To[0].Name.ShouldBe("API test user");
inboundEmail.Cc.Length.ShouldBe(0);
inboundEmail.From.Email.ShouldBe("*****@*****.**");
inboundEmail.From.Name.ShouldBe("Test User");
inboundEmail.SenderIp.ShouldBe("40.92.19.62");
inboundEmail.SpamReport.ShouldBeNull();
inboundEmail.Envelope.From.ShouldBe("*****@*****.**");
inboundEmail.Envelope.To.Length.ShouldBe(1);
inboundEmail.Envelope.To.ShouldContain("*****@*****.**");
inboundEmail.Subject.ShouldBe("Test #1");
inboundEmail.SpamScore.ShouldBeNull();
inboundEmail.Charsets.Except(new[]
{
new KeyValuePair <string, Encoding>("to", Encoding.UTF8),
new KeyValuePair <string, Encoding>("filename", Encoding.UTF8),
new KeyValuePair <string, Encoding>("html", Encoding.ASCII),
new KeyValuePair <string, Encoding>("subject", Encoding.UTF8),
new KeyValuePair <string, Encoding>("from", Encoding.UTF8),
new KeyValuePair <string, Encoding>("text", Encoding.ASCII),
}).Count().ShouldBe(0);
inboundEmail.Spf.ShouldBe("pass");
}
}
public async Task PostAsync()
{
// Personally, I don't like just blindly passing the body of the request to be parsed here. It makes integration testing difficult.
// Newtonsoft JSON is also many many times slower than the new System.Text.JsonSerializer.
// However, this is what's documented in the Vonage SDK, so this is what we'll use.
// https://github.com/Vonage/vonage-dotnet-sdk#post-2
var dlr = await WebhookParser.ParseWebhookAsync <DeliveryReceipt>(Request.Body, Request.ContentType);
await _donorService.HandleDlr(dlr);
}
public async Task <IActionResult> AdvancedInsights()
{
var insights = await WebhookParser.ParseWebhookAsync <AdvancedInsightsResponse>
(Request.Body, Request.ContentType);
Console.WriteLine($"Advanced insights received: {insights.RequestId} " +
$"that number's carrier is {insights.CurrentCarrier.Name} " +
$"and it's ported status is: {insights.Ported}");
return(NoContent());
}
public async Task <IActionResult> OnInput()
{
var input = await WebhookParser.ParseWebhookAsync <MultiInput>(Request.Body, Request.ContentType);
var talkAction = new TalkAction();
talkAction.Text = input.Speech.SpeechResults[0].Text;
var ncco = new Ncco(talkAction);
return(Ok(ncco.ToString()));
}
public async Task <IActionResult> Dtmf()
{
var input = WebhookParser.ParseWebhook <MultiInput>(Request.Body, Request.ContentType);
var talkAction = new TalkAction()
{
Text = $"You Pressed {input?.Dtmf.Digits}, goodbye"
};
var ncco = new Ncco(talkAction);
return(Ok(ncco.ToString()));
}
public void ValidateWebhookSignature()
{
// Arrange
var parser = new WebhookParser();
// Act
var result = parser.ParseSignedEventsWebhook(SAMPLE_PAYLOAD, SAMPLE_PUBLIC_KEY, SAMPLE_SIGNATURE, SAMPLE_TIMESTAMP);
// Assert
result.ShouldNotBeNull();
result.Length.ShouldBe(11); // The sample payload contains 11 events
}
public async Task <IActionResult> Notify()
{
var notification = await WebhookParser.ParseWebhookAsync <Notification <FooBar> >(Request.Body, Request.ContentType);
Console.WriteLine($"Notification received payload's foo = {notification.Payload.Foo}");
var talkAction = new TalkAction()
{
Text = "Your notification has been received, loud and clear"
};
var ncco = new Ncco(talkAction);
return(Ok(ncco.ToString()));
}
public async Task <ActionResult> Dtmf()
{
var input = await WebhookParser.ParseWebhookAsync <MultiInput>
(Request.Body, Request.ContentType);
var talkAction = new TalkAction
{
Text = $"Thank you for inputing: {input.Dtmf.Digits}"
};
var ncco = new Ncco(talkAction);
return(Ok(ncco.ToString()));
}
public void ParseEvent()
{
// Arrange
var path = Path.Combine(Environment.CurrentDirectory, "Payloads", "MediaPlay.json");
var payload = File.ReadAllText(path);
var parser = new WebhookParser();
// Act
var plexEvent = parser.ParseEvent(payload);
// Assert
Assert.IsType <MediaPlay>(plexEvent);
}
public async Task RawPayloadWithAttachmentsAsync()
{
var parser = new WebhookParser();
using (Stream stream = new MemoryStream())
{
using (var fileStream = File.OpenRead("InboudEmailTestData/raw_data.txt"))
{
await fileStream.CopyToAsync(stream).ConfigureAwait(false);
}
stream.Position = 0;
InboundEmail inboundEmail = await parser.ParseInboundEmailWebhookAsync(stream).ConfigureAwait(false);
inboundEmail.ShouldNotBeNull();
inboundEmail.Dkim.ShouldBe("{@sendgrid.com : pass}");
var rawEmailTestData = File.ReadAllText("InboudEmailTestData/raw_email.txt");
inboundEmail.RawEmail.Trim().ShouldBe(rawEmailTestData);
inboundEmail.To[0].Email.ShouldBe("*****@*****.**");
inboundEmail.To[0].Name.ShouldBe(string.Empty);
inboundEmail.Cc.Length.ShouldBe(0);
inboundEmail.From.Email.ShouldBe("*****@*****.**");
inboundEmail.From.Name.ShouldBe("Example User");
inboundEmail.SenderIp.ShouldBe("0.0.0.0");
inboundEmail.SpamReport.ShouldBeNull();
inboundEmail.Envelope.From.ShouldBe("*****@*****.**");
inboundEmail.Envelope.To.Length.ShouldBe(1);
inboundEmail.Envelope.To.ShouldContain("*****@*****.**");
inboundEmail.Subject.ShouldBe("Raw Payload");
inboundEmail.SpamScore.ShouldBeNull();
inboundEmail.Charsets.Except(new[]
{
new KeyValuePair <string, Encoding>("to", Encoding.UTF8),
new KeyValuePair <string, Encoding>("subject", Encoding.UTF8),
new KeyValuePair <string, Encoding>("from", Encoding.UTF8)
}).Count().ShouldBe(0);
inboundEmail.Spf.ShouldBe("pass");
}
}
public void GroupResubscribe()
{
// Arrange
var responseContent = $"[{GROUPRESUBSCRIBE_JSON}]";
var parser = new WebhookParser();
var mockResponse = GetMockRequest(responseContent);
// Act
var result = parser.ParseWebhookEventsAsync(mockResponse.Object).Result;
// Assert
result.ShouldNotBeNull();
result.Length.ShouldBe(1);
result[0].GetType().ShouldBe(typeof(GroupResubscribeEvent));
}
public async Task GroupResubscribe()
{
// Arrange
var responseContent = $"[{GROUPRESUBSCRIBE_JSON}]";
var parser = new WebhookParser();
var stream = GetStream(responseContent);
// Act
var result = await parser.ParseWebhookEventsAsync(stream).ConfigureAwait(false);
// Assert
result.ShouldNotBeNull();
result.Length.ShouldBe(1);
result[0].GetType().ShouldBe(typeof(GroupResubscribeEvent));
}
public IActionResult VerifySms()
{
var VONAGE_API_SIGNATURE_SECRET = Environment.GetEnvironmentVariable("VONAGE_API_SIGNATURE_SECRET") ?? "VONAGE_API_SIGNATURE_SECRET";
var sms = WebhookParser.ParseQuery <InboundSms>(Request.Query);
if (sms.ValidateSignature(VONAGE_API_SIGNATURE_SECRET, Vonage.Cryptography.SmsSignatureGenerator.Method.md5hash))
{
Console.WriteLine("Signature is valid");
}
else
{
Console.WriteLine("Signature not valid");
}
return(NoContent());
}
public void Click()
{
// Arrange
var responseContent = $"[{CLICK_JSON}]";
var parser = new WebhookParser();
var stream = GetStream(responseContent);
// Act
var result = parser.ParseWebhookEventsAsync(stream).Result;
// Assert
result.ShouldNotBeNull();
result.Length.ShouldBe(1);
result[0].GetType().ShouldBe(typeof(ClickEvent));
}
public void GroupUnsubscribe()
{
// Arrange
var responseContent = $"[{GROUPUNSUBSCRIBE_JSON}]";
var parser = new WebhookParser();
var stream = GetStream(responseContent);
// Act
var result = parser.ParseWebhookEventsAsync(stream).Result;
// Assert
result.ShouldNotBeNull();
result.Length.ShouldBe(1);
result[0].GetType().ShouldBe(typeof(GroupUnsubscribeEvent));
}
public async Task Open()
{
// Arrange
var responseContent = $"[{OPEN_JSON}]";
var parser = new WebhookParser();
var stream = GetStream(responseContent);
// Act
var result = await parser.ParseWebhookEventsAsync(stream).ConfigureAwait(false);
// Assert
result.ShouldNotBeNull();
result.Length.ShouldBe(1);
result[0].GetType().ShouldBe(typeof(OpenEvent));
}
public void Open()
{
// Arrange
var responseContent = $"[{OPEN_JSON}]";
var parser = new WebhookParser();
var mockResponse = GetMockRequest(responseContent);
// Act
var result = parser.ParseWebhookEventsAsync(mockResponse.Object).Result;
// Assert
result.ShouldNotBeNull();
result.Length.ShouldBe(1);
result[0].GetType().ShouldBe(typeof(OpenEvent));
}
public ActionResult InboundWhatsAppMessage()
{
var inbound = WebhookParser.ParseWebhook <JObject>
(Request.Body, Request.ContentType);
var message = new WhatsAppMessage
{
MessageId = inbound["message_uuid"].ToString(),
From = inbound["from"]["number"].ToString(),
To = inbound["to"]["number"].ToString(),
Text = inbound["message"]["content"]["text"].ToString()
};
_db.Messages.Add(message);
_db.SaveChanges();
return(Ok());
}
public async Task Processed()
{
// Arrange
var responseContent = $"[{PROCESSED_JSON}]";
var parser = new WebhookParser();
using (var stream = GetStream(responseContent))
{
// Act
var result = await parser.ParseEventsWebhookAsync(stream).ConfigureAwait(false);
// Assert
result.ShouldNotBeNull();
result.Length.ShouldBe(1);
result[0].GetType().ShouldBe(typeof(ProcessedEvent));
}
}
public async Task Unsubscribe()
{
// Arrange
var responseContent = $"[{UNSUBSCRIBE_JSON}]";
var parser = new WebhookParser();
using (var stream = GetStream(responseContent))
{
// Act
var result = await parser.ParseEventsWebhookAsync(stream).ConfigureAwait(false);
// Assert
result.ShouldNotBeNull();
result.Length.ShouldBe(1);
result[0].GetType().ShouldBe(typeof(UnsubscribeEvent));
result[0].EventType.ShouldBe(EventType.Unsubscribe);
}
}
public void InboundEmail()
{
// Arrange
using (var stream = new MemoryStream())
{
using (var writer = new StreamWriter(stream))
{
writer.Write(INBOUND_EMAIL_WEBHOOK);
writer.Flush();
stream.Position = 0;
// Act
var parser = new WebhookParser();
var inboundEmail = parser.ParseInboundEmailWebhook(stream);
// Assert
inboundEmail.Attachments.ShouldNotBeNull();
inboundEmail.Attachments.Length.ShouldBe(0);
inboundEmail.Cc.ShouldNotBeNull();
inboundEmail.Cc.Length.ShouldBe(0);
inboundEmail.Charsets.ShouldNotBeNull();
inboundEmail.Charsets.Length.ShouldBe(5);
inboundEmail.Dkim.ShouldBe("{@hotmail.com : pass}");
inboundEmail.From.ShouldNotBeNull();
inboundEmail.From.Email.ShouldBe("*****@*****.**");
inboundEmail.From.Name.ShouldBe("Bob Smith");
inboundEmail.Headers.ShouldNotBeNull();
inboundEmail.Headers.Length.ShouldBe(40);
inboundEmail.Html.ShouldStartWith("<html", Case.Insensitive);
inboundEmail.SenderIp.ShouldBe("10.43.24.23");
inboundEmail.SpamReport.ShouldBeNull();
inboundEmail.SpamScore.ShouldBeNull();
inboundEmail.Spf.ShouldBe("softfail");
inboundEmail.Subject.ShouldBe("Test #1");
inboundEmail.Text.ShouldBe("Test #1\r\n");
inboundEmail.To.ShouldNotBeNull();
inboundEmail.To.Length.ShouldBe(1);
inboundEmail.To[0].Email.ShouldBe("*****@*****.**");
inboundEmail.To[0].Name.ShouldBe("Test Recipient");
}
}
}
internal async Task InvokeAsync(HttpContext httpContext)
{
try
{
InboundSms sms;
if (httpContext.Request.Method == "GET")
{
sms = WebhookParser.ParseQuery <InboundSms>(httpContext.Request.Query);
}
else
{
sms = await WebhookParser.ParseWebhookAsync <InboundSms>(httpContext.Request.Body, httpContext.Request.ContentType);
}
if (!string.IsNullOrEmpty(_signatureSecret))
{
if (sms.ValidateSignature(_signatureSecret, _signatureMethod))
{
httpContext.Response.StatusCode = 204;
_delegate(sms);
}
else
{
httpContext.Response.StatusCode = 401;
}
}
else
{
httpContext.Response.StatusCode = 204;
_delegate(sms);
}
}
catch (Exception)
{
httpContext.Response.StatusCode = 500;
}
if (_invokeNextMiddleware)
{
await _next(httpContext);
}
}
public async Task InboundEmail_with_unusual_encoding()
{
// Arrange
var parser = new WebhookParser();
using (var stream = GetStream(INBOUND_EMAIL_UNUSUAL_ENCODING_WEBHOOK))
{
// Act
var inboundEmail = await parser.ParseInboundEmailWebhookAsync(stream).ConfigureAwait(false);
// Assert
inboundEmail.Charsets.ShouldNotBeNull();
inboundEmail.Charsets.Except(new[]
{
new KeyValuePair <string, Encoding>("to", Encoding.UTF8),
new KeyValuePair <string, Encoding>("subject", Encoding.UTF8),
new KeyValuePair <string, Encoding>("from", Encoding.UTF8),
new KeyValuePair <string, Encoding>("html", Encoding.ASCII),
new KeyValuePair <string, Encoding>("text", Encoding.UTF8) // The original encoding is iso-8859-10 but we fallback on UTF-8
}).Count().ShouldBe(0);
inboundEmail.Text.Replace("\r\n", "\n").ShouldBe("Hello SendGrid!\n");
}
}
public IActionResult Answer()
{
var host = Request.Host.ToString();
//Uncomment the next line if using ngrok with --host-header option
//host = Request.Headers["X-Original-Host"];
var request = WebhookParser.ParseQuery <Answer>(Request.Query);
var eventUrl = $"{Request.Scheme}://{host}/webhooks/asr";
var speechSettings = new SpeechSettings {
Language = "en-US", EndOnSilence = 1, Uuid = new[] { request.Uuid }
};
var inputAction = new MultiInputAction {
Speech = speechSettings, EventUrl = new[] { eventUrl }
};
var talkAction = new TalkAction {
Text = "Please speak now"
};
var ncco = new Ncco(talkAction, inputAction);
return(Ok(ncco.ToString()));
}
