Read POP3 Mail Headers

Reads the header for each email in a POP3 mailbox and display the FROM and SUBJECT header fields.

Download Chilkat Ruby Library

require 'chilkat'

#  The mailman object is used for receiving (POP3)
#  and sending (SMTP) email.
mailman = Chilkat::CkMailMan.new()

#  Any string argument automatically begins the 30-day trial.
success = mailman.UnlockComponent("30-day trial")
if (success != true)
    print "Component unlock failed" + "\n"
    exit
end

#  Set the POP3 server's hostname
mailman.put_MailHost("mail.chilkatsoft.com")

#  Set the POP3 login/password.
mailman.put_PopUsername("****")
mailman.put_PopPassword("****")

#  Read mail headers and one line of the body.
bundle = mailman.GetAllHeaders(1)

if (bundle == nil )
    print mailman.lastErrorText() + "\n"
    exit
end

for i in 0 .. bundle.get_MessageCount() - 1
    email = bundle.GetEmail(i)

    #  Display the From email address and the subject.
    print email.ck_from() + "\n";
    print email.subject() + "\n" + "\n";

end