public async Task <IEnumerable <ExtractedEmailMessage> > GetEmailMessageFromServerViaPopAsync(IEmailConfiguration popEmailConfiguration, int batchsize = -1)
{
var results = new List <ExtractedEmailMessage>();
using (var client = new Pop3Client())
{
await ConnectToServer(popEmailConfiguration, client);
var totalMessages = batchsize <= -1 || batchsize > client.Count ? client.Count : batchsize;
for (int i = 0; i < totalMessages; i++)
{
var uid = client.GetMessageUid(i);
var message = client.GetMessage(i);
var extractedMessage = new ExtractedEmailMessage
{
FromAddress = message.From.Mailboxes.FirstOrDefault()?.Address,
ToAddress = message.To.Mailboxes.Select(x => x.Address).ToList(),
HtmlBody = message.HtmlBody,
TextBody = message.TextBody,
Subject = message.Subject,
MessageUniqueId = uid,
Attachments = await GetAttachmentsInBase64String(message)
};
results.Add(extractedMessage);
}
await client.DisconnectAsync(true);
}
return(results);
}
public async Task <IEnumerable <ExtractedEmailMessage> > GetEmailMessageFromServerViaImapAsync(IEmailConfiguration imapEmailConfiguration, int batchSize = -1)
{
var results = new List <ExtractedEmailMessage>();
using (var client = new ImapClient())
{
await ConnectToServer(imapEmailConfiguration, client);
var inbox = client.Inbox;
inbox.Open(FolderAccess.ReadOnly);
var messageItems = await inbox.FetchAsync(0, batchSize - 1,
MessageSummaryItems.UniqueId | MessageSummaryItems.Size | MessageSummaryItems.Flags);
foreach (var item in messageItems)
{
var message = inbox.GetMessage(item.UniqueId);
var extractedEmailMessage = new ExtractedEmailMessage
{
FromAddress = message.From.Mailboxes.FirstOrDefault()?.Address,
ToAddress = message.To.Mailboxes.Select(x => x.Address).ToList(),
TextBody = message.TextBody,
HtmlBody = message.HtmlBody,
Subject = message.Subject,
MessageUniqueId = item.UniqueId.ToString(),
Attachments = await GetAttachmentsInBase64String(message)
};
results.Add(extractedEmailMessage);
}
client.Disconnect(true);
}
return(results);
}
