private async Task <string> ProcessEmailTemplate(PublicEnums.EmailTemplateList emailTemplate, Dictionary <string, PropertyMetaData> variableValues)
{
//Get email template
string templateText = _context.EmailTemplates.Where(x => x.EventCode == emailTemplate.ToString()).First().TemplateBody;
return(TemplateParser.TemplateParser.Render(templateText, variableValues, Placeholder.Bracket));
}
public async Task <Guid> Save()
{
UserHelperFunctions userHelper = new UserHelperFunctions()
{
_context = _context,
_emailService = _emailService,
_securityOptions = _securityOptions,
_user = _user
};
userHelper.Populate();
bool isNew = false;
bool isWasRemoved = false;
string tempPassword = "";
PublicEnums.EmailTemplateList emailTemplate = PublicEnums.EmailTemplateList.NTF_REGISTRATION_WELCOME_CUSTOM;
//Save user details
var user = _context.Users.FirstOrDefault(x => x.UserID == UserID);
if (user == null)
{
//Check user not deleted before
user = _context.Users.FirstOrDefault(x => ((x.EmailAddress == EmailAddress && x.EmailAddress != null)) && x.IsRemoved == true);
if (user == null)
{
//Perform dup-check
user = _context.Users.FirstOrDefault(x => ((x.EmailAddress == EmailAddress && x.EmailAddress != null)) && x.IsRemoved == false);
if (user == null)
{
user = new User();
isNew = true;
user.UserID = Guid.NewGuid();
user.IsSuspended = false;
user.LoginTries = 0;
user.CreatedUserID = userHelper.loggedInUserID;
user.CreatedDateTime = DateTime.UtcNow;
user.IsRemoved = false;
tempPassword = HelperFunctions.GeneratePassword(8);
if (!string.IsNullOrEmpty(_tmpPassword))
{
tempPassword = _tmpPassword;
}
user.Password = HashProvider.ComputeHash(tempPassword, HashProvider.HashAlgorithmList.SHA256, _securityOptions.PasswordSalt);
_tmpPassword = tempPassword;
}
else
{
errorMessage = "The user email address already exists. Find the existing user first and edit their details";
return(Guid.Empty);
}
}
else
{
tempPassword = HelperFunctions.GeneratePassword(8);
if (!string.IsNullOrEmpty(_tmpPassword))
{
tempPassword = _tmpPassword;
}
user.Password = HashProvider.ComputeHash(tempPassword, HashProvider.HashAlgorithmList.SHA256, _securityOptions.PasswordSalt);
_tmpPassword = tempPassword;
user.IsRemoved = false;
isWasRemoved = true;
}
}
user.DisplayName = DisplayName;
user.EmailAddress = EmailAddress;
user.IsSuspended = IsSuspended;
user.LoginTries = (IsSuspended == false) ? 0 : user.LoginTries;
user.EditUserID = userHelper.loggedInUserID;
user.EditDateTime = DateTime.UtcNow;
user.FirstName = FirstName;
user.Surname = Surname;
user.Timezone = SelectedTimezone;
if (isNew)
{
_context.Add(user);
}
else
{
_context.Update(user);
}
if (isNew || isWasRemoved)
{
#region Send new user registration email
if (!string.IsNullOrEmpty(EmailAddress))
{
emailTemplate = PublicEnums.EmailTemplateList.NTF_REGISTRATION_WELCOME_CUSTOM;
var variables = new Dictionary <string, PropertyMetaData>
{
{ "HostUrl", new PropertyMetaData {
Type = typeof(string), Value = _securityOptions.WebsiteHostUrl
} },
{ "DisplayName", new PropertyMetaData {
Type = typeof(string), Value = DisplayName
} },
{ "Password", new PropertyMetaData {
Type = typeof(string), Value = tempPassword
} },
{ "Username", new PropertyMetaData {
Type = typeof(string), Value = EmailAddress
} }
};
await _emailService.SendEmailAsync(new List <string>() { EmailAddress }, "Welcome", emailTemplate, variables, _user);
}
#endregion
}
await ClearUserRoles(user.UserID);
await AddSelectedUserRoles(user.UserID);
await _context.SaveChangesAsync();
UserID = user.UserID;
return(UserID);
}
public async Task SendEmailAsync(List <string> toEmailAddresses, String subject,
PublicEnums.EmailTemplateList emailTemplate, Dictionary <string, PropertyMetaData> variableValues,
ClaimsPrincipal user, List <string> ccEmailAddresses = null, List <EmailAttachment> attachments = null)
{
try
{
if (_emailOptions.EmailEnabled)
{
var emailMessage = new MimeMessage();
emailMessage.From.Add(new MailboxAddress(_emailOptions.FromName, _emailOptions.FromAddress));
foreach (var toEmailAddress in toEmailAddresses)
{
emailMessage.To.Add(new MailboxAddress("", toEmailAddress));
}
if (ccEmailAddresses != null)
{
foreach (var ccEmailAddress in ccEmailAddresses)
{
emailMessage.Cc.Add(new MailboxAddress("", ccEmailAddress));
}
}
//Process email template
string htmlMessage = await ProcessEmailTemplate(emailTemplate, variableValues);
emailMessage.Subject = subject;
//Build body
var builder = new BodyBuilder();
builder.HtmlBody = htmlMessage;
//Add attachments
if (attachments != null && attachments.Count > 0)
{
foreach (var item in attachments)
{
builder.Attachments.Add(item.AttachmentName, item.AttachmentData, ContentType.Parse(item.ContentType));
}
}
emailMessage.Body = builder.ToMessageBody();
using (var client = new SmtpClient())
{
client.LocalDomain = _emailOptions.LocalDomain;
await client.ConnectAsync(_emailOptions.MailServerAddress, Convert.ToInt32(_emailOptions.MailServerPort), SecureSocketOptions.Auto).ConfigureAwait(false);
if (_emailOptions.RequireLogin)
{
await client.AuthenticateAsync(new NetworkCredential(_emailOptions.Username, _emailOptions.UserPassword));
}
await client.SendAsync(emailMessage).ConfigureAwait(false);
await client.DisconnectAsync(true).ConfigureAwait(false);
}
}
}
catch (Exception ex)
{
HelperFunctions.Log(_context, PublicEnums.LogLevel.LEVEL_EXCEPTION, "Helpers.EmailServiceFactory.EmailService.SendEmailAsync", ex.Message, user, ex);
}
}
