SOCKS4, SOCKS5 Proxy for POP3

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

Download Chilkat Email ActiveX

CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @iTmp0 int
    DECLARE @sTmp0 nvarchar(4000)
    --  The mailman object is used for receiving (POP3)
    --  and sending (SMTP) email.
    DECLARE @mailman int
    EXEC @hr = sp_OACreate 'Chilkat.MailMan2', @mailman OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    --  Any string argument automatically begins the 30-day trial.
    DECLARE @success int

    EXEC sp_OAMethod @mailman, 'UnlockComponent', @success OUT, '30-day trial'
    IF @success <> 1
      BEGIN
        PRINT 'Component unlock failed'
        RETURN
      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:
    EXEC sp_OASetProperty @mailman, 'SocksHostname', 'www.mysocksproxyserver.com'
    EXEC sp_OASetProperty @mailman, 'SocksPort', 1080
    EXEC sp_OASetProperty @mailman, 'SocksUsername', 'myProxyLogin'
    EXEC sp_OASetProperty @mailman, 'SocksPassword', 'myProxyPassword'
    --  Set the SOCKS version to 4 or 5 based on the version
    --  of the SOCKS proxy server:
    EXEC sp_OASetProperty @mailman, 'SocksVersion', 5
    --  Note: SOCKS4 servers only support usernames without passwords.
    --  SOCKS5 servers support full login/password authentication.

    --  Set the POP3 server's hostname
    EXEC sp_OASetProperty @mailman, 'MailHost', 'mail.chilkatsoft.com'

    --  Set the POP3 login/password.
    EXEC sp_OASetProperty @mailman, 'PopUsername', 'myLogin'
    EXEC sp_OASetProperty @mailman, 'PopPassword', 'myPassword'

    DECLARE @bundle int

    --  Copy the all email from the user's POP3 mailbox
    --  into a bundle object.  The email remains on the server.
    EXEC sp_OAMethod @mailman, 'CopyMail', @bundle OUT

    IF @bundle Is NULL 
      BEGIN
        EXEC sp_OAGetProperty @mailman, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        RETURN
      END

    DECLARE @i int

    DECLARE @email int

    EXEC sp_OAGetProperty @bundle, 'MessageCount', @iTmp0 OUT
    SELECT @i = 0
    WHILE @i <= @iTmp0 - 1
      BEGIN
        EXEC sp_OAMethod @bundle, 'GetEmail', @email OUT, @i
        EXEC sp_OAGetProperty @email, 'From', @sTmp0 OUT

        PRINT @sTmp0
        EXEC sp_OAGetProperty @email, 'Subject', @sTmp0 OUT


        PRINT @sTmp0 + CHAR(13)+CHAR(10)

        SELECT @i = @i + 1
      END

    EXEC sp_OAMethod @mailman, 'Pop3EndSession', NULL
END
GO