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comparison roundup/scripts/roundup_mailgw.py @ 1107:1c1ccfc9673d

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reorganised mailgw code
author Richard Jones <richard@users.sourceforge.net>
date Wed, 11 Sep 2002 01:19:16 +0000
parents e5826025eeb7
children 36ec30d286ea
comparison
equal deleted inserted replaced
1106:7c851d1521dc 1107:1c1ccfc9673d
12 # BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 12 # BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
13 # FOR A PARTICULAR PURPOSE. THE CODE PROVIDED HEREUNDER IS ON AN "AS IS" 13 # FOR A PARTICULAR PURPOSE. THE CODE PROVIDED HEREUNDER IS ON AN "AS IS"
14 # BASIS, AND THERE IS NO OBLIGATION WHATSOEVER TO PROVIDE MAINTENANCE, 14 # BASIS, AND THERE IS NO OBLIGATION WHATSOEVER TO PROVIDE MAINTENANCE,
15 # SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. 15 # SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
16 # 16 #
17 # $Id: roundup_mailgw.py,v 1.4 2002-09-10 01:07:06 richard Exp $ 17 # $Id: roundup_mailgw.py,v 1.5 2002-09-11 01:19:16 richard Exp $
18 18
19 # python version check 19 # python version check
20 from roundup import version_check 20 from roundup import version_check
21 21
22 import sys, os, re, cStringIO 22 import sys, os, re, cStringIO
23 23
24 from roundup.mailgw import Message 24 from roundup.mailgw import Message
25 from roundup.i18n import _ 25 from roundup.i18n import _
26 26
27 def do_pipe(handler):
28 '''Read a message from standard input and pass it to the mail handler.
29 '''
30 handler.main(sys.stdin)
31 return 0
32
33 def do_mailbox(handler, filename):
34 '''Read a series of messages from the specified unix mailbox file and
35 pass each to the mail handler.
36 '''
37 # open the spool file and lock it
38 import fcntl, FCNTL
39 f = open(filename, 'r+')
40 fcntl.flock(f.fileno(), FCNTL.LOCK_EX)
41
42 # handle and clear the mailbox
43 try:
44 from mailbox import UnixMailbox
45 mailbox = UnixMailbox(f, factory=Message)
46 # grab one message
47 message = mailbox.next()
48 while message:
49 # call the instance mail handler
50 handler.handle_Message(message)
51 message = mailbox.next()
52 # nuke the file contents
53 os.ftruncate(f.fileno(), 0)
54 except:
55 import traceback
56 traceback.print_exc()
57 return 1
58 fcntl.flock(f.fileno(), FCNTL.LOCK_UN)
59 return 0
60
61 def do_pop(handler, server, user='', password=''):
62 '''Read a series of messages from the specified POP server.
63 '''
64 import getpass, poplib, socket
65 try:
66 if not user:
67 user = raw_input(_('User: '))
68 if not password:
69 password = getpass.getpass()
70 except (KeyboardInterrupt, EOFError):
71 # Ctrl C or D maybe also Ctrl Z under Windows.
72 print "\nAborted by user."
73 return 1
74
75 # open a connection to the server and retrieve all messages
76 try:
77 server = poplib.POP3(server)
78 except socket.error, message:
79 print "POP server error:", message
80 return 1
81 server.user(user)
82 server.pass_(password)
83 numMessages = len(server.list()[1])
84 for i in range(1, numMessages+1):
85 # retr: returns
86 # [ pop response e.g. '+OK 459 octets',
87 # [ array of message lines ],
88 # number of octets ]
89 lines = server.retr(i)[1]
90 s = cStringIO.StringIO('\n'.join(lines))
91 s.seek(0)
92 handler.handle_Message(Message(s))
93 # delete the message
94 server.dele(i)
95
96 # quit the server to commit changes.
97 server.quit()
98 return 0
99
100 def usage(args, message=None): 27 def usage(args, message=None):
101 if message is not None: 28 if message is not None:
102 print message 29 print message
103 print _('Usage: %(program)s <instance home> [source spec]')%{'program': args[0]} 30 print _('Usage: %(program)s <instance home> [method]')%{'program': args[0]}
104 print _(''' 31 print _('''
105 The roundup mail gateway may be called in one of two ways: 32
33 The roundup mail gateway may be called in one of three ways:
106 . with an instance home as the only argument, 34 . with an instance home as the only argument,
107 . with both an instance home and a mail spool file, or 35 . with both an instance home and a mail spool file, or
108 . with both an instance home and a pop server account. 36 . with both an instance home and a pop server account.
109 37
110 PIPE: 38 PIPE:
150 db = instance.open('admin') 78 db = instance.open('admin')
151 handler = instance.MailGW(instance, db) 79 handler = instance.MailGW(instance, db)
152 80
153 # if there's no more arguments, read a single message from stdin 81 # if there's no more arguments, read a single message from stdin
154 if len(args) == 2: 82 if len(args) == 2:
155 return do_pipe(handler) 83 return handler.do_pipe()
156 84
157 # otherwise, figure what sort of mail source to handle 85 # otherwise, figure what sort of mail source to handle
158 if len(args) < 4: 86 if len(args) < 4:
159 return usage(args, _('Error: not enough source specification information')) 87 return usage(args, _('Error: not enough source specification information'))
160 source, specification = args[2:] 88 source, specification = args[2:]
161 if source == 'mailbox': 89 if source == 'mailbox':
162 return do_mailbox(handler, specification) 90 return handler.do_mailbox(specification)
163 elif source == 'pop': 91 elif source == 'pop':
164 m = re.match(r'((?P<user>[^:]+)(:(?P<pass>.+))?@)?(?P<server>.+)', 92 m = re.match(r'((?P<user>[^:]+)(:(?P<pass>.+))?@)?(?P<server>.+)',
165 specification) 93 specification)
166 if m: 94 if m:
167 return do_pop(handler, m.group('server'), m.group('user'), 95 return handler.do_pop(m.group('server'), m.group('user'),
168 m.group('pass')) 96 m.group('pass'))
169 return usage(args, _('Error: pop specification not valid')) 97 return usage(args, _('Error: pop specification not valid'))
170 98
171 return usage(args, _('Error: The source must be either "mailbox" or "pop"')) 99 return usage(args, _('Error: The source must be either "mailbox" or "pop"'))
172 100
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