(DataFlex) SOCKS4, SOCKS5 Proxy for POP3

Demonstrates how to communicate with a POP3 server through a SOCKS4 or SOCKS5 proxy.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows

Use ChilkatAx-win32.pkg

Procedure Test
    Handle hoMailman
    Boolean iSuccess
    Variant vBundle
    Handle hoBundle
    Integer i
    Variant vEmail
    Handle hoEmail
    String sTemp1
    Boolean bTemp1

    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    // The mailman object is used for receiving (POP3) 
    // and sending (SMTP) email.
    Get Create (RefClass(cComChilkatMailMan)) To hoMailman
    If (Not(IsComObjectCreated(hoMailman))) Begin
        Send CreateComObject of hoMailman
    End

    // To use a SOCKS4 or SOCKS5 proxy, simply set the following
    // properties prior to making any calls that communicate with
    // a POP3 server:
    // The SOCKS hostname may be a domain name or 
    // IP address:
    Set ComSocksHostname Of hoMailman To "www.mysocksproxyserver.com"
    Set ComSocksPort Of hoMailman To 1080
    Set ComSocksUsername Of hoMailman To "myProxyLogin"
    Set ComSocksPassword Of hoMailman To "myProxyPassword"
    // Set the SOCKS version to 4 or 5 based on the version
    // of the SOCKS proxy server:
    Set ComSocksVersion Of hoMailman To 5
    // Note: SOCKS4 servers only support usernames without passwords.
    // SOCKS5 servers support full login/password authentication.

    // Set the POP3 server's hostname
    Set ComMailHost Of hoMailman To "pop.someMailServer.com"

    // Set the POP3 login/password.
    Set ComPopUsername Of hoMailman To "myLogin"
    Set ComPopPassword Of hoMailman To "myPassword"

    // Copy the all email from the user's POP3 mailbox 
    // into a bundle object.  The email remains on the server.
    Get ComCopyMail Of hoMailman To vBundle
    If (IsComObject(vBundle)) Begin
        Get Create (RefClass(cComChilkatEmailBundle)) To hoBundle
        Set pvComObject Of hoBundle To vBundle
    End
    Get ComLastMethodSuccess Of hoMailman To bTemp1
    If (bTemp1 = False) Begin
        Get ComLastErrorText Of hoMailman To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Move 0 To i

    While (i < (ComMessageCount(hoBundle)))
        Get ComGetEmail Of hoBundle i To vEmail
        If (IsComObject(vEmail)) Begin
            Get Create (RefClass(cComChilkatEmail)) To hoEmail
            Set pvComObject Of hoEmail To vEmail
        End
        Get ComFrom Of hoEmail To sTemp1
        Showln "From: " sTemp1
        Get ComSubject Of hoEmail To sTemp1
        Showln "Subject: " sTemp1
        Send Destroy of hoEmail
        Move (i + 1) To i
    Loop

    Send Destroy of hoBundle

    Get ComPop3EndSession Of hoMailman To iSuccess


End_Procedure