| 1 | #! /usr/bin/env python |
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| 2 | # -*- coding: ISO-8859-15 -*- |
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| 3 | |
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| 4 | # CupsOfTee : Tee for CUPS |
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| 5 | # |
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| 6 | # PyKota - Print Quotas for CUPS and LPRng |
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| 7 | # |
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| 8 | # (c) 2005 Jerome Alet <alet@librelogiciel.com> |
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| 9 | # This program is free software; you can redistribute it and/or modify |
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| 10 | # it under the terms of the GNU General Public License as published by |
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| 11 | # the Free Software Foundation; either version 2 of the License, or |
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| 12 | # (at your option) any later version. |
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| 13 | # |
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| 14 | # This program is distributed in the hope that it will be useful, |
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| 15 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 16 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 17 | # GNU General Public License for more details. |
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| 18 | # |
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| 19 | # You should have received a copy of the GNU General Public License |
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| 20 | # along with this program; if not, write to the Free Software |
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| 21 | # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. |
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| 22 | # |
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| 23 | # $Id$ |
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| 24 | # |
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| 25 | # |
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| 26 | |
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| 27 | import sys |
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| 28 | import os |
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| 29 | import popen2 |
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| 30 | import cStringIO |
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| 31 | import shlex |
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| 32 | import select |
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| 33 | import signal |
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| 34 | import time |
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| 35 | |
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| 36 | if __name__ == "__main__" : |
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| 37 | # This is a CUPS backend, we should act and die like a CUPS backend |
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| 38 | retcode = 0 |
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| 39 | if len(sys.argv) == 1 : |
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| 40 | # we will execute each existing backend in device enumeration mode |
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| 41 | # and generate their PyKota accounting counterpart |
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| 42 | (directory, myname) = os.path.split(sys.argv[0]) |
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| 43 | for backend in [os.path.join(directory, b) for b in os.listdir(directory) if os.path.isfile(os.path.join(directory, b)) and (b != myname)] : |
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| 44 | answer = os.popen(backend, "r") |
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| 45 | try : |
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| 46 | devices = [line.strip() for line in answer.readlines()] |
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| 47 | except : |
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| 48 | devices = [] |
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| 49 | status = answer.close() |
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| 50 | if status is None : |
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| 51 | for d in devices : |
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| 52 | # each line is of the form : 'xxxx xxxx "xxxx xxx" "xxxx xxx"' |
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| 53 | # so we have to decompose it carefully |
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| 54 | fdevice = cStringIO.StringIO("%s" % d) |
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| 55 | tokenizer = shlex.shlex(fdevice) |
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| 56 | tokenizer.wordchars = tokenizer.wordchars + r".:,?!~/\_$*-+={}[]()#" |
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| 57 | arguments = [] |
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| 58 | while 1 : |
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| 59 | token = tokenizer.get_token() |
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| 60 | if token : |
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| 61 | arguments.append(token) |
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| 62 | else : |
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| 63 | break |
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| 64 | fdevice.close() |
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| 65 | try : |
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| 66 | (devicetype, device, name, fullname) = arguments |
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| 67 | except ValueError : |
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| 68 | pass # ignore this 'bizarre' device |
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| 69 | else : |
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| 70 | if name.startswith('"') and name.endswith('"') : |
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| 71 | name = name[1:-1] |
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| 72 | if fullname.startswith('"') and fullname.endswith('"') : |
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| 73 | fullname = fullname[1:-1] |
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| 74 | print '%s cupspykota:%s "PyKota+%s" "PyKota managed %s"' % (devicetype, device, name, fullname) |
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| 75 | retcode = 0 |
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| 76 | elif len(sys.argv) not in (6, 7) : |
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| 77 | sys.stderr.write("ERROR: %s job-id user title copies options [file]\n" % sys.argv[0]) |
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| 78 | retcode = 1 |
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| 79 | else : |
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| 80 | sys.stderr.write("ERROR: Not Yet !\n") |
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| 81 | retcode = 1 |
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| 82 | sys.exit(retcode) |
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