private long EmailTypeToSendInBlueId(EmailConstants.EmailTypes emailType)
{
string emailTemplateId = "";
switch (emailType)
{
case EmailConstants.EmailTypes.PasswordReset:
emailTemplateId = emailSettings.SendInBlueSettings.PasswordResetId;
break;
case EmailConstants.EmailTypes.WelcomeEmailValidation:
emailTemplateId = emailSettings.SendInBlueSettings.WelcomeEmailValidationId;
break;
case EmailConstants.EmailTypes.PasswordResetUnknownEmail:
emailTemplateId = emailSettings.SendInBlueSettings.PasswordResetUnknownEmailId;
break;
case EmailConstants.EmailTypes.PasswordResetEmailNotValidated:
emailTemplateId = emailSettings.SendInBlueSettings.PasswordResetEmailNotValidatedId;
break;
case EmailConstants.EmailTypes.ChangePasswordEmail:
emailTemplateId = emailSettings.SendInBlueSettings.ChangePasswordEmailId;
break;
case EmailConstants.EmailTypes.CommunityInvitation:
emailTemplateId = emailSettings.SendInBlueSettings.CommunityInvitationId;
break;
case EmailConstants.EmailTypes.CommunityInvitationManager:
emailTemplateId = emailSettings.SendInBlueSettings.CommunityInvitationManagerId;
break;
case EmailConstants.EmailTypes.None:
throw new SendInBlueException("EmailType None");
}
if (emailTemplateId == "")
{
throw new SendInBlueException("EmailType Unknown: " + emailType.ToString());
}
try
{
return(Convert.ToInt64(emailTemplateId));
}
catch (Exception e)
{
throw new SendInBlueException(string.Format("EmailType {}: Could not convert {} to long. {}",
emailType, emailTemplateId, e.ToString()));
}
}
private string EmailTypeToSendgridId(EmailConstants.EmailTypes emailType)
{
string emailTemplateId = "";
switch (emailType)
{
case EmailConstants.EmailTypes.PasswordReset:
emailTemplateId = emailSettings.SendGridSettings.PasswordResetId;
break;
case EmailConstants.EmailTypes.WelcomeEmailValidation:
emailTemplateId = emailSettings.SendGridSettings.WelcomeEmailValidationId;
break;
case EmailConstants.EmailTypes.PasswordResetUnknownEmail:
emailTemplateId = emailSettings.SendGridSettings.PasswordResetUnknownEmailId;
break;
case EmailConstants.EmailTypes.PasswordResetEmailNotValidated:
emailTemplateId = emailSettings.SendGridSettings.PasswordResetEmailNotValidatedId;
break;
case EmailConstants.EmailTypes.ChangePasswordEmail:
emailTemplateId = emailSettings.SendGridSettings.ChangePasswordEmailId;
break;
case EmailConstants.EmailTypes.CommunityInvitation:
emailTemplateId = emailSettings.SendGridSettings.CommunityInvitationId;
break;
case EmailConstants.EmailTypes.CommunityInvitationManager:
emailTemplateId = emailSettings.SendGridSettings.CommunityInvitationManagerId;
break;
case EmailConstants.EmailTypes.SignupConfirmation:
emailTemplateId = emailSettings.SendGridSettings.SignupConfirmationId;
break;
case EmailConstants.EmailTypes.None:
throw new SendgridException("EmailType None");
}
if (emailTemplateId == "")
{
throw new SendgridException("EmailType Unknown: " + emailType.ToString());
}
return(emailTemplateId);
}
public override async Task <string> SendTemplate(EmailConstants.EmailTypes emailType, Dictionary <string, string> emailAttributes)
{
Task <string> result = base.SendTemplate(emailType, emailAttributes);
string templateFile = $"{Path.Combine(this.emailSettings.FileTemplatePath, emailType.ToString())}.html";
string outputPath = this.emailSettings.FileOutputPath ?? Path.Combine(Path.GetTempPath(), "morphic-emails");
Directory.CreateDirectory(outputPath);
string saveAs = Path.Combine(outputPath, this.emailSettings.FileOverwrite
? $"{emailType}-output.html"
: $"{DateTime.Now:yyyyMMddTHHmmss}.{emailType}-output.html");
// Some generate some debug information.
StringBuilder debug = new StringBuilder();
debug.AppendLine($"\n\n<!-- {emailType} {DateTime.Now:R}")
.AppendLine($"Template: {Path.GetFileName(templateFile)}")
.AppendLine($"Output: {Path.GetFileName(saveAs)}")
.AppendLine()
.AppendLine($"{string.Join("\n", emailAttributes)}")
.AppendLine();
HashSet <string> usedKeys = new HashSet <string>();
string template;
try
{
template = await File.ReadAllTextAsync(templateFile);
}
catch (Exception e)
{
// Create a basic template, using the email attributes dictionary.
StringBuilder templateBuilder = new StringBuilder($"<html><body><pre>Email sent {DateTime.Now:R}\n\n");
templateBuilder.AppendLine(e.Message).AppendLine();
emailAttributes.Select(attr => $"{attr.Key}: {{{{ {attr.Key} }}}}\n")
.ToList()
.ForEach(s => templateBuilder.AppendLine(s));
templateBuilder.AppendLine("</pre></body></html>");
template = templateBuilder.ToString();
}
// Matches simple "handlebars" expressions, containing a key-name.
Regex fillEmail = new Regex(@"\{\{\s*([^}\s]+)\s*}}");
// Resolve the key-name with the value in the dictionary
string content = fillEmail.Replace(template, match =>
{
string key = match.Groups[1].Value;
if (emailAttributes.TryGetValue(key, out string?value))
{
usedKeys.Add(key);
}
else
{
debug.AppendLine($"Unknown: {key}");
}
return(value ?? match.Value);
});
debug.AppendLine($"Used: {string.Join(", ", usedKeys)}")
.AppendLine($"Unused: {string.Join(", ", emailAttributes.Keys.Except(usedKeys))}")
.AppendLine("-->");
logger.LogWarning("Debug Email Output {File}", new Uri(saveAs));
await File.WriteAllTextAsync(saveAs, content + debug, Encoding.UTF8);
return(await result);
}
