industry/archives.cgi

   1 #!/usr/bin/env python
   2 import os
   3 from md5 import md5
   4 os.umask(0027)
   5
   6 ARCHIVE_LIST = 'csc-industry'
   7 ARCHIVE_MBOX = '/var/lib/mailman/archives/private/%s.mbox/%s.mbox' % (ARCHIVE_LIST, ARCHIVE_LIST)
   8 ARCHIVE_PCK = '/tmp/%s-%s.pck' % (ARCHIVE_LIST, md5(os.path.abspath(__file__)).hexdigest())
   9
  10 try:
  11         mbox_mtime = os.stat(ARCHIVE_MBOX).st_mtime
  12 except:
  13         print 'Content-Type: text/plain\r\n\r\nUnable to stat archive.'
  14         exit()
  15
  16 try:
  17         stat = os.stat(ARCHIVE_PCK)
  18         pickle_mtime = stat.st_mtime
  19         if stat.st_uid != os.getuid():
  20                 pickle_mtime = 0
  21 except:
  22         pickle_mtime = 0
  23
  24 import pickle, json
  25
  26 if pickle_mtime < mbox_mtime:
  27         import mailbox
  28         mbox = mailbox.UnixMailbox(open(ARCHIVE_MBOX, 'r'))
  29         messages = []
  30         for msg in mbox:
  31                 messages.append({
  32                         'subject': msg['subject'],
  33                         'date': msg['date'],
  34                         'from': msg['from']
  35                 })
  36         pck = open(ARCHIVE_PCK, 'w')
  37         pickle.dump(messages, pck)
  38 else:
  39         pck = open(ARCHIVE_PCK, 'r')
  40         messages = pickle.load(pck)
  41
  42 print 'Content-Type: application/json\r\n\r\n' + json.dumps(messages[-3:])