public void TestFetchFormParamsHelper(Web webApi, bool credentials)
{
// Test Variables
const string toAddress = "*****@*****.**";
const string ccAddress = "*****@*****.**";
const string bcc1Address = "*****@*****.**";
const string bcc2Address = "*****@*****.**";
MailAddress[] bccAddresses = { new MailAddress(bcc1Address), new MailAddress(bcc2Address) };
const string fromAddress = "*****@*****.**";
const string subject = "Test Subject";
const string textBody = "Test Text Body";
const string htmlBody = "<p>Test HTML Body</p>";
const string headerKey = "headerkey";
var testHeader = new Dictionary <string, string> {
{ headerKey, "headervalue" }
};
const string categoryName = "Example Category";
var message = new SendGridMessage();
message.AddTo(toAddress);
message.AddCc(ccAddress);
message.Bcc = bccAddresses;
message.From = new MailAddress(fromAddress);
message.Subject = subject;
message.Text = textBody;
message.Html = htmlBody;
message.AddHeaders(testHeader);
message.Header.SetCategory(categoryName);
var result = webApi.FetchFormParams(message);
if (credentials)
{
Assert.True(result.Any(r => r.Key == "api_user" && r.Value == TestUsername));
Assert.True(result.Any(r => r.Key == "api_key" && r.Value == TestPassword));
}
Assert.True(result.Any(r => r.Key == "to[]" && r.Value == toAddress));
Assert.True(result.Any(r => r.Key == "cc[]" && r.Value == ccAddress));
Assert.True(result.Any(r => r.Key == "bcc[]" && r.Value == bcc1Address));
Assert.True(result.Any(r => r.Key == "bcc[]" && r.Value == bcc2Address));
Assert.True(result.Any(r => r.Key == "from" && r.Value == fromAddress));
Assert.True(result.Any(r => r.Key == "subject" && r.Value == subject));
Assert.True(result.Any(r => r.Key == "text" && r.Value == textBody));
Assert.True(result.Any(r => r.Key == "html" && r.Value == htmlBody));
Assert.True(
result.Any(
r => r.Key == "headers" && r.Value == String.Format("{{\"{0}\":\"{1}\"}}", headerKey, testHeader[headerKey])));
Assert.True(
result.Any(r => r.Key == "x-smtpapi" && r.Value == String.Format("{{\"category\" : \"{0}\"}}", categoryName)));
}
public void CreateMimeMessage()
{
var message = new SendGridMessage();
var attachment = Path.GetTempFileName();
var text = "this is a test";
var html = "<b>This<\b> is a better test";
var headers = new KeyValuePair <String, String>("custom", "header");
message.AddAttachment(attachment);
message.Text = text;
message.Html = html;
message.AddTo("*****@*****.**");
message.From = new MailAddress("*****@*****.**");
message.AddHeaders(new Dictionary <string, string> {
{ headers.Key, headers.Value }
});
message.EnableGravatar();
var mime = message.CreateMimeMessage();
var sr = new StreamReader(mime.AlternateViews[0].ContentStream);
var result = sr.ReadToEnd();
Assert.AreEqual(text, result);
sr = new StreamReader(mime.AlternateViews[1].ContentStream);
result = sr.ReadToEnd();
Assert.AreEqual(html, result);
result = mime.Headers.Get(headers.Key);
Assert.AreEqual(headers.Value, result);
result = mime.Headers.Get("X-Smtpapi");
var expected = "{\"filters\" : {\"gravatar\" : {\"settings\" : {\"enable\" : \"1\"}}}}";
Assert.AreEqual(expected, result);
result = mime.Attachments[0].Name;
Assert.AreEqual(Path.GetFileName(attachment), result);
}
public void Send(EmailItem emailItem)
{
try
{
SendGridMessage message = new SendGridMessage();
emailItem.To.ForEach((cc) => message.AddTo(new EmailAddress(cc)));
emailItem.CC.ForEach((cc) => message.AddCc(new EmailAddress(cc)));
emailItem.BCC.ForEach((bcc) => message.AddBcc(new EmailAddress(bcc)));
message.Subject = (emailItem.Subject);
message.HtmlContent = emailItem.Content;
var from = !string.IsNullOrEmpty(emailItem.From) ? emailItem.From : "*****@*****.**";
message.SetFrom(new EmailAddress(from));
foreach (var pair in emailItem.Attachments)
{
message.AddAttachment(pair.Key, pair.Value);
}
Dictionary <string, string> dictionary = new Dictionary <string, string>();
if (emailItem.Priority)
{
dictionary.Add("Priority", "Urgent");
dictionary.Add("Importance", "high");
message.AddHeaders(dictionary);
}
var result = this.sendGridClient.SendEmailAsync(message).GetAwaiter().GetResult();
Logger.Info($"StatusCode={result.StatusCode};Body={JsonConvert.SerializeObject(result.DeserializeResponseBodyAsync(result.Body))}");
}
catch (Exception exception)
{
Logger.Error(exception);
throw;
}
}
public async Task Send(TerminalMailerDO mailer)
{
if (mailer == null)
{
throw new ArgumentNullException("mailer");
}
if (mailer.Email == null)
{
throw new ArgumentException(@"This envelope has no Email.", nameof(mailer));
}
if (!mailer.Email.GetToRecipients().Any())
{
throw new ArgumentException(@"This envelope has no recipients.", nameof(mailer));
}
var email = mailer.Email;
try
{
var fromName = email.From.Name;
var mailMessage = new SendGridMessage {
From = new MailAddress(email.From.Address, fromName)
};
if (!String.IsNullOrWhiteSpace(email.From.Address))
{
mailMessage.ReplyTo = new[] { new MailAddress(email.From.Address, fromName) };
}
mailMessage.To = email.GetToRecipients().Select(toEmail => new MailAddress(toEmail.Address, toEmail.Name ?? toEmail.Address)).ToArray();
mailMessage.Subject = email.Subject;
if ((email.HTMLText == null) && string.IsNullOrEmpty(mailer.TemplateName))
{
throw new ArgumentException(
"Trying to send an email that doesn't have both an HTML and plain text body");
}
if (email.HTMLText == null)
{
mailMessage.Html = "<html></html>";
mailMessage.Text = "";
}
else
{
mailMessage.Html = email.HTMLText;
}
var headers = new Dictionary <String, String>();
if (headers.Any())
{
mailMessage.AddHeaders(headers);
}
if (mailer.Footer.Any())
{
mailMessage.EnableFooter(null, mailer.Footer);
}
if (!string.IsNullOrEmpty(mailer.TemplateName))
{
mailMessage.EnableTemplateEngine(mailer.TemplateName);
//Now TemplateName will be TemplateId on Sendgrid.
if (mailer.MergeData != null)
{
//Now, we need to do some magic.
//Basically - we need the length of each substitution to match the length of recipients
//In our case, most of the time, all the substitutions are the same, except for token-related fields
//To make it easier to use, we attempt to pad out the substition arrays if they lengths don't match
//We only do that if we're given a string value. In any other case, we allow sengrid to fail.
var subs = new Dictionary <String, List <String> >();
foreach (var pair in mailer.MergeData)
{
var arrayType = pair.Value as JArray;
List <String> listVal;
if (arrayType != null)
{
listVal = arrayType.Select(a => a.ToString()).ToList();
}
else
{
listVal = new List <string>();
for (var i = 0; i < email.GetToRecipients().Count(); i++) //Pad out the substitution
{
listVal.Add(pair.Value == null ? String.Empty : pair.Value.ToString());
}
}
subs.Add(pair.Key, listVal);
}
foreach (var sub in subs)
{
mailMessage.AddSubstitution(sub.Key, sub.Value);
}
}
}
try
{
await _transport.DeliverAsync(mailMessage);
OnEmailSent(email.Id);
}
catch (Exception ex)
{
OnEmailRejected(ex.Message, email.Id);
}
}
catch (Exception ex)
{
OnEmailCriticalError(-1, "Unhandled exception.", ex.Message, email.Id);
}
}
private async Task <SendGridMessage> BuildSendGridMessage(IFluentEmail email)
{
var mailMessage = new SendGridMessage();
mailMessage.SetSandBoxMode(_sandBoxMode);
mailMessage.SetFrom(ConvertAddress(email.Data.FromAddress));
if (email.Data.ToAddresses.Any(a => !string.IsNullOrWhiteSpace(a.EmailAddress)))
{
mailMessage.AddTos(email.Data.ToAddresses.Select(ConvertAddress).ToList());
}
if (email.Data.CcAddresses.Any(a => !string.IsNullOrWhiteSpace(a.EmailAddress)))
{
mailMessage.AddCcs(email.Data.CcAddresses.Select(ConvertAddress).ToList());
}
if (email.Data.BccAddresses.Any(a => !string.IsNullOrWhiteSpace(a.EmailAddress)))
{
mailMessage.AddBccs(email.Data.BccAddresses.Select(ConvertAddress).ToList());
}
if (email.Data.ReplyToAddresses.Any(a => !string.IsNullOrWhiteSpace(a.EmailAddress)))
{
// SendGrid does not support multiple ReplyTo addresses
mailMessage.SetReplyTo(email.Data.ReplyToAddresses.Select(ConvertAddress).First());
}
mailMessage.SetSubject(email.Data.Subject);
if (email.Data.Headers.Any())
{
mailMessage.AddHeaders(email.Data.Headers.ToDictionary(kvp => kvp.Key, kvp => kvp.Value));
}
if (email.Data.Tags != null && email.Data.Tags.Any())
{
mailMessage.Categories = email.Data.Tags.ToList();
}
if (email.Data.IsHtml)
{
mailMessage.HtmlContent = email.Data.Body;
}
else
{
mailMessage.PlainTextContent = email.Data.Body;
}
switch (email.Data.Priority)
{
case Priority.High:
// https://stackoverflow.com/questions/23230250/set-email-priority-with-sendgrid-api
mailMessage.AddHeader("Priority", "Urgent");
mailMessage.AddHeader("Importance", "High");
// https://docs.microsoft.com/en-us/openspecs/exchange_server_protocols/ms-oxcmail/2bb19f1b-b35e-4966-b1cb-1afd044e83ab
mailMessage.AddHeader("X-Priority", "1");
mailMessage.AddHeader("X-MSMail-Priority", "High");
break;
case Priority.Normal:
// Do not set anything.
// Leave default values. It means Normal Priority.
break;
case Priority.Low:
// https://stackoverflow.com/questions/23230250/set-email-priority-with-sendgrid-api
mailMessage.AddHeader("Priority", "Non-Urgent");
mailMessage.AddHeader("Importance", "Low");
// https://docs.microsoft.com/en-us/openspecs/exchange_server_protocols/ms-oxcmail/2bb19f1b-b35e-4966-b1cb-1afd044e83ab
mailMessage.AddHeader("X-Priority", "5");
mailMessage.AddHeader("X-MSMail-Priority", "Low");
break;
}
if (email.Data.Attachments.Any())
{
foreach (var attachment in email.Data.Attachments)
{
var sendGridAttachment = await ConvertAttachment(attachment);
mailMessage.AddAttachment(sendGridAttachment.Filename, sendGridAttachment.Content,
sendGridAttachment.Type, sendGridAttachment.Disposition, sendGridAttachment.ContentId);
}
}
return(mailMessage);
}
public async Task <SendResponse> SendAsync(IFluentEmail email, CancellationToken?token = null)
{
var sendGridClient = new SendGridClient(_apiKey);
var mailMessage = new SendGridMessage();
mailMessage.SetSandBoxMode(_sandBoxMode);
mailMessage.SetFrom(ConvertAddress(email.Data.FromAddress));
if (email.Data.ToAddresses.Any(a => !string.IsNullOrWhiteSpace(a.EmailAddress)))
{
mailMessage.AddTos(email.Data.ToAddresses.Select(ConvertAddress).ToList());
}
if (email.Data.CcAddresses.Any(a => !string.IsNullOrWhiteSpace(a.EmailAddress)))
{
mailMessage.AddCcs(email.Data.CcAddresses.Select(ConvertAddress).ToList());
}
if (email.Data.BccAddresses.Any(a => !string.IsNullOrWhiteSpace(a.EmailAddress)))
{
mailMessage.AddBccs(email.Data.BccAddresses.Select(ConvertAddress).ToList());
}
mailMessage.SetSubject(email.Data.Subject);
if (email.Data.Headers.Any())
{
mailMessage.AddHeaders(email.Data.Headers);
}
if (email.Data.IsHtml)
{
mailMessage.HtmlContent = email.Data.Body;
}
else
{
mailMessage.PlainTextContent = email.Data.Body;
}
switch (email.Data.Priority)
{
case Priority.High:
// https://stackoverflow.com/questions/23230250/set-email-priority-with-sendgrid-api
mailMessage.AddHeader("Priority", "Urgent");
mailMessage.AddHeader("Importance", "High");
// https://docs.microsoft.com/en-us/openspecs/exchange_server_protocols/ms-oxcmail/2bb19f1b-b35e-4966-b1cb-1afd044e83ab
mailMessage.AddHeader("X-Priority", "1");
mailMessage.AddHeader("X-MSMail-Priority", "High");
break;
case Priority.Normal:
// Do not set anything.
// Leave default values. It means Normal Priority.
break;
case Priority.Low:
// https://stackoverflow.com/questions/23230250/set-email-priority-with-sendgrid-api
mailMessage.AddHeader("Priority", "Non-Urgent");
mailMessage.AddHeader("Importance", "Low");
// https://docs.microsoft.com/en-us/openspecs/exchange_server_protocols/ms-oxcmail/2bb19f1b-b35e-4966-b1cb-1afd044e83ab
mailMessage.AddHeader("X-Priority", "5");
mailMessage.AddHeader("X-MSMail-Priority", "Low");
break;
}
if (!string.IsNullOrEmpty(email.Data.PlaintextAlternativeBody))
{
mailMessage.PlainTextContent = email.Data.PlaintextAlternativeBody;
}
if (email.Data.Attachments.Any())
{
foreach (var attachment in email.Data.Attachments)
{
var sendGridAttachment = await ConvertAttachment(attachment);
mailMessage.AddAttachment(sendGridAttachment.Filename, sendGridAttachment.Content,
sendGridAttachment.Type, sendGridAttachment.Disposition, sendGridAttachment.ContentId);
}
}
var sendGridResponse = await sendGridClient.SendEmailAsync(mailMessage, token.GetValueOrDefault());
var sendResponse = new SendResponse();
if (IsHttpSuccess((int)sendGridResponse.StatusCode))
{
return(sendResponse);
}
sendResponse.ErrorMessages.Add($"{sendGridResponse.StatusCode}");
var messageBodyDictionary = await sendGridResponse.DeserializeResponseBodyAsync(sendGridResponse.Body);
if (messageBodyDictionary.ContainsKey("errors"))
{
var errors = messageBodyDictionary["errors"];
foreach (var error in errors)
{
sendResponse.ErrorMessages.Add($"{error}");
}
}
return(sendResponse);
}
///<inheritdoc/>
public async Task <SendMailResult> SendMailAsync(IMessage message, CancellationToken cancellationToken = default)
{
SendGridMessage msg = new SendGridMessage()
{
From = new EmailAddress(message.From.Email, message.From.Name),
Subject = message.Subject
};
if (message.ReplyTo != null)
{
msg.ReplyTo = new EmailAddress(message.ReplyTo.Email, message.ReplyTo.Name);
}
if (message.Headers.Count > 0)
{
msg.AddHeaders(message.Headers.ToDictionary(k => k.Key, v => v.Value));
}
if (message.EnableHtml)
{
msg.HtmlContent = message.Content;
}
else
{
msg.PlainTextContent = message.Content;
}
msg.AddTos(message.To.Select(s => new EmailAddress(s.Email, s.Name)).ToList());
if (message.Cc.Count > 0)
{
msg.AddCcs(message.Cc.Select(s => new EmailAddress(s.Email, s.Name)).ToList());
}
if (message.Bcc.Count > 0)
{
msg.AddBccs(message.Bcc.Select(s => new EmailAddress(s.Email, s.Name)).ToList());
}
if (message.Files.Count > 0)
{
msg.Attachments = message.Files.Select(s => new Attachment()
{
Filename = s.Filename,
Type = s.Type,
Content = s.Content,
Disposition = "attachment"
}).ToList();
}
IDictionary <string, string> errors = new Dictionary <string, string>();
Response response = await _client.SendEmailAsync(msg, cancellationToken);
bool success = (response.StatusCode == HttpStatusCode.Accepted);
if (!success)
{
string errorMessage = string.Empty;
string body = await response.Body.ReadAsStringAsync();
_logger.LogWarning("Fail to send e-mail in SendGrid Service, Response Status Code: {SendGridStatusCode}, Response Body: {SendGridStatusResponseBody}", response.StatusCode, body.AsJson());
if (!string.IsNullOrWhiteSpace(body))
{
SendGridError sendGridResult = JsonSerializer.Deserialize <SendGridError>(body, new JsonSerializerOptions {
PropertyNamingPolicy = JsonNamingPolicy.CamelCase
});
errorMessage = string.Join('|', sendGridResult.Errors.Select(x => x.Message));
}
else
{
errorMessage = response.StatusCode.ToString();
}
errors.Add("Email", $"Failed to send email => {errorMessage}");
}
return(new SendMailResult(success, errors));
}
public async Task <SendResponse> SendAsync(IFluentEmail email, CancellationToken?token = null)
{
var sendGridClient = new SendGridClient(_apiKey);
var mailMessage = new SendGridMessage();
mailMessage.SetSandBoxMode(_sandBoxMode);
mailMessage.SetFrom(ConvertAddress(email.Data.FromAddress));
if (email.Data.ToAddresses.Any(a => !string.IsNullOrWhiteSpace(a.EmailAddress)))
{
mailMessage.AddTos(email.Data.ToAddresses.Select(ConvertAddress).ToList());
}
if (email.Data.CcAddresses.Any(a => !string.IsNullOrWhiteSpace(a.EmailAddress)))
{
mailMessage.AddCcs(email.Data.CcAddresses.Select(ConvertAddress).ToList());
}
if (email.Data.BccAddresses.Any(a => !string.IsNullOrWhiteSpace(a.EmailAddress)))
{
mailMessage.AddBccs(email.Data.BccAddresses.Select(ConvertAddress).ToList());
}
mailMessage.SetSubject(email.Data.Subject);
if (email.Data.Headers.Any())
{
mailMessage.AddHeaders(email.Data.Headers);
}
if (email.Data.IsHtml)
{
mailMessage.HtmlContent = email.Data.Body;
}
else
{
mailMessage.PlainTextContent = email.Data.Body;
}
if (!string.IsNullOrEmpty(email.Data.PlaintextAlternativeBody))
{
mailMessage.PlainTextContent = email.Data.PlaintextAlternativeBody;
}
if (email.Data.Attachments.Any())
{
foreach (var attachment in email.Data.Attachments)
{
var sendGridAttachment = await ConvertAttachment(attachment);
mailMessage.AddAttachment(sendGridAttachment.Filename, sendGridAttachment.Content,
sendGridAttachment.Type, sendGridAttachment.Disposition, sendGridAttachment.ContentId);
}
}
var sendGridResponse = await sendGridClient.SendEmailAsync(mailMessage, token.GetValueOrDefault());
var sendResponse = new SendResponse();
if (IsHttpSuccess((int)sendGridResponse.StatusCode))
{
return(sendResponse);
}
sendResponse.ErrorMessages.Add($"{sendGridResponse.StatusCode}");
var messageBodyDictionary = await sendGridResponse.DeserializeResponseBodyAsync(sendGridResponse.Body);
if (messageBodyDictionary.ContainsKey("errors"))
{
var errors = messageBodyDictionary["errors"];
foreach (var error in errors)
{
sendResponse.ErrorMessages.Add($"{error}");
}
}
return(sendResponse);
}
