mail_services.py 文件源码

def do_msg_status(self, userid, mbox, msgid):
        account = self._get_account(userid)
        msg = yield account.get_message_by_msgid(mbox, msgid)
        if msg is None:
            raise Exception("Not found message id: " + msgid)

        headers = msg.get_headers()
        encryption = headers.get(IncomingMail.LEAP_ENCRYPTION_HEADER, '')
        signature = headers.get(IncomingMail.LEAP_SIGNATURE_HEADER, '')

        status = {}
        pubkey_re = re.compile(' pubkey="([0-9A-F]*)"')
        fingerprint = first(pubkey_re.findall(signature))
        status['signature'] = signature.split(';')[0]
        status['sign_fp'] = fingerprint
        status['encryption'] = encryption

        if ((IncomingMail.LEAP_ENCRYPTION_DECRYPTED == encryption) and
                (IncomingMail.LEAP_SIGNATURE_VALID == status['signature'])):
            status['secured'] = True
        else:
            status['secured'] = False

        defer.returnValue(status)