public ActionResult Send(FormCollection collection)
{
try
{
string fileid = collection.GetValue("FieldId").AttemptedValue;
int fileId = Convert.ToInt32(fileid);
PubSubRepository psr = new PubSubRepository();
FilesRepository fr = new FilesRepository();
Models.File f = fr.GetFile(fileId);
FileSendTo fst = new FileSendTo();
string email = collection.GetValue("Email").AttemptedValue;
string message = collection.GetValue("Message").AttemptedValue;
fst.Link = f.Link;
fst.Name = f.Name;
fst.OwnerFk = f.OwnerFk;
fst.Message = message;
fst.Email = email;
psr.AddToEmailQueue(fst);
psr.DownloadEmailFromQueueAndSend();
new LoggingRepository().Logging("File: " + f.Name + " Shared With: " + email + " At: " + DateTime.Now);
return(RedirectToAction("Index"));
}
catch (Exception ex)
{
new LoggingRepository().ErrorLogging(ex);
}
return(View());
}
public void SendMail(FileSendTo fst)
{
try
{
SmtpClient client = new SmtpClient();
string email = "*****@*****.**";
string password = "******";
NetworkCredential nc = new NetworkCredential(email, password);
MailMessage mm = new MailMessage();
mm.Subject = fst.Message;
mm.From = new MailAddress(fst.OwnerFk);
mm.Body = fst.Link;
mm.To.Add(new MailAddress(fst.Email));
client.Host = "smtp.gmail.com";
client.Port = 587;
client.UseDefaultCredentials = false;
client.EnableSsl = true;
client.Credentials = nc;
client.Send(mm);
}
catch (Exception ex)
{
new LoggingRepository().ErrorLogging(ex);
}
}
public void DownloadEmailFromQueueAndSend()
{
SubscriberServiceApiClient client = SubscriberServiceApiClient.Create();
var s = CreateGetSubscription(); //This must be called before being able to read messages from Topic/Queue
var pullResponse = client.Pull(s.SubscriptionName, true, 1); //Reading the message on top; You can read more than just 1 at a time
if (pullResponse != null)
{
try
{
string toDeserialize = pullResponse.ReceivedMessages[0].Message.Data.ToStringUtf8(); //extracting the first message since in the previous line it was specified to read one at a time. if you decide to read more then a loop is needed
FileSendTo deserialized = JsonSerializer.Deserialize <FileSendTo>(toDeserialize); //Deserializing since when we published it we serialized it
//MailMessage mm = new MailMessage(); //Message on queue/topic will consist of a ready made email with the desired content, you can upload anything which is serializable
//mm.To.Add("*****@*****.**");
//mm.From = new MailAddress("*****@*****.**");
//mm.Subject = "New Product In Inventory";
//mm.Body = $"Name:{deserialized.Name}; Price {deserialized.Price};";
if (deserialized.Name != null)
{
deserialized.Link = KeyRepository.Decrypt(deserialized.Link);
deserialized.OwnerFk = KeyRepository.Decrypt(deserialized.OwnerFk);
deserialized.Message = KeyRepository.Decrypt(deserialized.Message);
deserialized.Name = KeyRepository.Decrypt(deserialized.Name);
deserialized.Email = KeyRepository.Decrypt(deserialized.Email);
SendMail(deserialized);
}
//Send Email with deserialized. Documentation: https://docs.microsoft.com/en-us/dotnet/api/system.net.mail.smtpclient?view=netframework-4.8
List <string> acksIds = new List <string>();
acksIds.Add(pullResponse.ReceivedMessages[0].AckId); //after the email is sent successfully you acknolwedge the message so it is confirmed that it was processed
client.Acknowledge(s.SubscriptionName, acksIds.AsEnumerable());
}
catch (Exception ex)
{
new LoggingRepository().ErrorLogging(ex);
}
}
}
/// <summary>
/// Publish method: uploads a message to the queue
/// </summary>
/// <param name="p"></param>
public void AddToEmailQueue(FileSendTo p)
{
PublisherServiceApiClient client = PublisherServiceApiClient.Create();
var t = CreateGetTopic();
p.Link = KeyRepository.Encrypt(p.Link);
p.OwnerFk = KeyRepository.Encrypt(p.OwnerFk);
p.Message = KeyRepository.Encrypt(p.Message);
p.Name = KeyRepository.Encrypt(p.Name);
p.Email = KeyRepository.Encrypt(p.Email);
string serialized = JsonSerializer.Serialize(p, typeof(FileSendTo));
List <PubsubMessage> messagesToAddToQueue = new List <PubsubMessage>(); // the method takes a list, so you can upload more than 1 message/item/product at a time
PubsubMessage msg = new PubsubMessage();
msg.Data = ByteString.CopyFromUtf8(serialized);
messagesToAddToQueue.Add(msg);
client.Publish(t.TopicName, messagesToAddToQueue); //committing to queue
}
