'***************************************************************

' Name: SMTP: Simple Mail Testing Program

' Description:Allows sending of e-mail (SMTP) directly from a VB 

'     app using Winsock, WITH OUT having to buy an expensive add on component

' By: Brian Anderson

'

'

' Inputs:Requires: Server Address (Name or IP), Senders & Recipei

'     ent's Names, Sender & Recipient E-Mail address, Body of message

'

' Returns:Nothing really, does give status on sending operation

'

'Assumes:Very straight forward. Makes sending mail from a VB prog

'     ram EASY!

'

'Side Effects:NONE!

'

'Code provided by Planet Source Code(tm) (http://www.PlanetSource

'     Code.com) 'as is', without warranties as to performance, fitness,

'     merchantability,and any other warranty (whether expressed or impl

'     ied).

'***************************************************************



Dim Response As String, Reply As Integer, 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, Eighth As String

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)





    

    Winsock1.LocalPort = 0 ' Must set local port to 0 (Zero) or you can _

 only send 1 e-mail per program start

    





    If Winsock1.State = sckClosed Then ' Check to see if socet is closed

        DateNow = Format(Date, "Ddd") & ", " & Format(Date, "dd Mmm YYYY") _

 & " " & Format(Time, "hh:mm:ss") & "" & " -0600"

        first = "mail from:" + Chr(32) + FromEmailAddress + vbCrLf 

' Get who's sending E-Mail address

        Second = "rcpt to:" + Chr(32) + ToEmailAddress + vbCrLf 

' Get who mail is going to

        Third = "Date:" + Chr(32) + DateNow + vbCrLf 

' Date when being sent

        Fourth = "From:" + Chr(32) + FromName + vbCrLf 

' Who's Sending

        Fifth = "To:" + Chr(32) + ToNametxt + vbCrLf 

' Who it going to

        Sixth = "Subject:" + Chr(32) + EmailSubject + vbCrLf 

' Subject of E-Mail

        Seventh = EmailBodyOfMessage + vbCrLf 

' E-mail message body

        Ninth = "X-Mailer: EBT Reporter v 2.x" + vbCrLf 

' What program sent the e-mail, customize this

        Eighth = Fourth + Third + Ninth + Fifth + Sixth 

' Combine For proper SMTP sending

        Winsock1.Protocol = sckTCPProtocol 

' Set protocol For sending

        Winsock1.RemoteHost = MailServerName 

' Set the server address

        Winsock1.RemotePort = 25 

' Set the SMTP Port

        Winsock1.Connect 

' Start connection

        

        WaitFor ("220")

        

        StatusTxt.Caption = "Connecting...."

        StatusTxt.Refresh

        

        Winsock1.SendData ("HELO yourdomain.com" + vbCrLf)

        WaitFor ("250")

        StatusTxt.Caption = "Connected"

        StatusTxt.Refresh

        Winsock1.SendData (first)

        StatusTxt.Caption = "Sending Message"

        StatusTxt.Refresh

        WaitFor ("250")

        Winsock1.SendData (Second)

        WaitFor ("250")

        Winsock1.SendData ("data" + vbCrLf)

        

        WaitFor ("354")

        Winsock1.SendData (Eighth + vbCrLf)

        Winsock1.SendData (Seventh + vbCrLf)

        Winsock1.SendData ("." + vbCrLf)

        WaitFor ("250")

        Winsock1.SendData ("quit" + vbCrLf)

        

        StatusTxt.Caption = "Disconnecting"

        StatusTxt.Refresh

        WaitFor ("221")

        Winsock1.Close

    Else

        MsgBox (Str(Winsock1.State))

    End If



    

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 Command1_Click()



    SendEmail txtEmailServer.Text, txtFromName.Text, _

 txtFromEmailAddress.Text, txtToEmailAddress.Text, _

 txtToEmailAddress.Text, txtEmailSubject.Text, _

 txtEmailBodyOfMessage.Text

    'MsgBox ("Mail Sent")

    StatusTxt.Caption = "Mail Sent"

    StatusTxt.Refresh

    Beep

    

    Close

End Sub







Private Sub Command2_Click()



    

    End

    

End Sub







Private Sub Form_Load()



End Sub







Private Sub Winsock1_DataArrival(ByVal bytesTotal As Long)



    Winsock1.GetData Response ' Check For incoming response *IMPORTANT*
End Sub