by Khaldoun Baz (12 Submissions)
Category: Internet/HTML
Compatability: Visual Basic 5.0
Difficulty: Unknown Difficulty
Originally Published: Tue 28th October 2003
Date Added: Mon 8th February 2021
Rating: 
(1 Votes)
SMTP Mail this code send smtp mail using winsock
VBcoders
Dim Start As Single, Tmr As Single
Sub SendEmail(MailServerName As String, FromName As String, FromEmailAddress As String, ToName As String, ToEmailAddress As String, EmailSubject As String, EmailBodyOfMessage As String)
Dim DateNow As String
Dim first As String, Second As String, Third As String
Dim Fourth As String, Fifth As String, Sixth As String
Dim Seventh As String
With Winsock1
If .State = sckClosed Then ' Check to see if socket is closed
DateNow = Format(Date, "Ddd") & ", " & Format(Date, "dd Mmm YYYY") & " " & Format(Time, "hh:mm:ss") & "" & " -0600"
first = "mail from: " & FromEmailAddress & vbCrLf ' Get who's sending E-Mail address
Second = "rcpt to: " & ToEmailAddress & vbCrLf ' Get who mail is going to
Third = "Date: " & DateNow & vbCrLf ' Date when being sent
Fourth = "From: """ & FromName & """ <" & FromEmailAddress & ">" + vbCrLf ' Who's Sending
Fifth = "To: " & ToNametxt & vbCrLf ' Who it going to
Sixth = "Subject: " & EmailSubject & vbCrLf ' Subject of E-Mail
Seventh = EmailBodyOfMessage & vbCrLf ' E-mail message body
Ninth = "X-Mailer: STMP Sender" & vbCrLf ' What program sent the e-mail, customize this
.LocalPort = 0 ' Must set local port to 0 (Zero) or you can only send 1 e-mail per program start
.Protocol = sckTCPProtocol ' Set protocol for sending
.RemoteHost = MailServerName ' Set the server address
.RemotePort = 25 ' Set the SMTP Port
.Connect ' Start connection
WaitFor ("220")
StatusTxt.Caption = "Connecting...."
.SendData ("HELO EnterComputerNameHere" & vbCrLf)
WaitFor ("250")
StatusTxt.Caption = "Connected"
.SendData (first)
StatusTxt.Caption = "Sending Message"
WaitFor ("250")
.SendData (Second)
WaitFor ("250")
.SendData ("data" & vbCrLf)
WaitFor ("354")
.SendData (Fourth & Third & Ninth & Fifth & Sixth & vbCrLf)
.SendData (Seventh & vbCrLf)
.SendData ("." & vbCrLf)
WaitFor ("250")
.SendData ("quit" & vbCrLf)
StatusTxt.Caption = "Disconnecting"
WaitFor ("221")
.Close
Else
MsgBox (Str(.State))
End If
End With
End Sub
Sub WaitFor(ResponseCode As String)
Start = Timer ' Time event so won't get stuck in loop
While Len(Response) = 0
Tmr = Start - Timer
DoEvents ' Let System keep checking for incoming response **IMPORTANT**
If Tmr > 50 Then ' Time in seconds to wait
MsgBox "SMTP service error, timed out while waiting for response", 64, MsgTitle
Exit Sub
End If
Wend
While Left(Response, 3) <> ResponseCode
DoEvents
If Tmr > 50 Then
MsgBox "SMTP service error, impromper response code. Code should have been: " + ResponseCode + " Code recieved: " + Response, 64, MsgTitle
Exit Sub
End If
Wend
Response = "" ' Sent response code to blank **IMPORTANT**
End Sub
Private Sub CmdSendMail_Click()
SendEmail txtEmailServer.Text, txtFromName.Text, txtFromEmailAddress.Text, txtToEmailAddress.Text, txtToEmailAddress.Text, txtEmailSubject.Text, txtMessage.Text
StatusTxt.Caption = "Mail Sent"
Beep
Close
End Sub
Private Sub Winsock1_DataArrival(ByVal bytesTotal As Long)
Winsock1.GetData Response ' Check for incoming response *IMPORTANT*
End Sub