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from zope.interface import implements
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from twisted.application import service
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application = service.Application("SMTP Server Tutorial")
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from twisted.application import internet
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from twisted.internet import protocol, defer
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smtpServerFactory = protocol.ServerFactory()
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from twisted.mail import smtp
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class FileMessage(object):
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implements(smtp.IMessage)
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def __init__(self, fileObj):
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self.fileObj = fileObj
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def lineReceived(self, line):
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self.fileObj.write(line + '\n')
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def eomReceived(self):
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return defer.succeed(None)
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def connectionLost(self):
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os.remove(self.fileObj.name)
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class TutorialESMTP(smtp.ESMTP):
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def validateTo(self, user):
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fileName = 'tutorial-smtp.' + str(self.counter)
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return lambda: FileMessage(file(fileName, 'w'))
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def validateFrom(self, helo, origin):
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def receivedHeader(self, helo, origin, recipients):
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return 'Received: Tutorially.'
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smtpServerFactory.protocol = TutorialESMTP
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smtpServerService = internet.TCPServer(2025, smtpServerFactory)
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smtpServerService.setServiceParent(application)