root / pykota / trunk / bin / warnpykota @ 767

Revision 751, 5.2 kB (checked in by jalet, 22 years ago)

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1#! /usr/bin/env python
2
3# PyKota Print Quota Warning sender
4#
5# PyKota - Print Quotas for CUPS
6#
7# (c) 2003 Jerome Alet <alet@librelogiciel.com>
8# You're welcome to redistribute this software under the
9# terms of the GNU General Public Licence version 2.0
10# or, at your option, any higher version.
11#
12# You can read the complete GNU GPL in the file COPYING
13# which should come along with this software, or visit
14# the Free Software Foundation's WEB site http://www.fsf.org
15#
16# $Id$
17#
18# $Log$
19# Revision 1.5  2003/02/07 23:24:38  jalet
20# Empty line deleted
21#
22# Revision 1.4  2003/02/06 23:25:40  jalet
23# Cleaner docstring
24#
25# Revision 1.3  2003/02/06 23:20:02  jalet
26# warnpykota doesn't need any user/group name argument, mimicing the
27# warnquota disk quota tool.
28#
29# Revision 1.2  2003/02/06 22:54:33  jalet
30# warnpykota should be ok
31#
32#
33#
34
35import sys
36
37from pykota import version
38from pykota.tool import PyKotaTool, PyKotaToolError
39
40__doc__ = """warnpykota v%s (C) 2003 C@LL - Conseil Internet & Logiciels Libres
41
42Sends mail to users over print quota.
43
44command line usage :
45
46  warnpykota [options]
47
48options :
49
50  -v | --version       Prints warnpykota's version number then exits.
51  -h | --help          Prints this message then exits.
52 
53  -u | --users         Send mail to users over print quota, this is
54                       the default.
55 
56  -g | --groups        Send mail to group administrators instead of users.
57 
58  -P | --printer p     Verify quotas on this printer only. Actually p can
59                       use wildcards characters to select only
60                       some printers. The default value is *, meaning
61                       all printers.
62 
63examples :                             
64
65  $ warnpykota --printer lp
66 
67  This will warn all users of the lp printer who have exceeded their
68  print quota.
69
70  $ warnpykota
71 
72  This will warn all users  who have exceeded their print quota on
73  any printer.
74
75  $ warnpykota --groups --printer "laserjet*"
76 
77  This will warn all group administrators of groups which have exceeded
78  their print quota on any printer which name begins with "laserjet"
79
80This program is free software; you can redistribute it and/or modify
81it under the terms of the GNU General Public License as published by
82the Free Software Foundation; either version 2 of the License, or
83(at your option) any later version.
84
85This program is distributed in the hope that it will be useful,
86but WITHOUT ANY WARRANTY; without even the implied warranty of
87MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
88GNU General Public License for more details.
89
90You should have received a copy of the GNU General Public License
91along with this program; if not, write to the Free Software
92Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
93
94Please e-mail bugs to: %s""" % (version.__version__, version.__author__)
95       
96class WarnPyKota(PyKotaTool) :       
97    """A class for warnpykota."""
98    def main(self, options) :
99        """Warn users or groups over print quota."""
100        printernames = self.storage.getMatchingPrinters(options["printer"])
101        if not printernames :
102            raise PyKotaToolError, "There's no printer matching %s" % options["printer"]
103        for printer in printernames :
104            if options["users"] :
105                for name in self.storage.getPrinterUsers(printer) :
106                    self.warnUserPQuota(name, printer)
107            else :
108                for name in self.storage.getPrinterGroups(printer) :
109                    self.warnGroupPQuota(name, printer)
110                     
111if __name__ == "__main__" : 
112    try :
113        defaults = { \
114                     "users"  : 1, \
115                     "groups" : 0, \
116                     "printer" : "*", \
117                   }
118        short_options = "vhugP:"
119        long_options = ["help", "version", "users", "groups", "printer="]
120       
121        # Initializes the command line tool
122        sender = WarnPyKota(doc=__doc__)
123       
124        # parse and checks the command line
125        (options, args) = sender.parseCommandline(sys.argv[1:], short_options, long_options, allownothing=1)
126       
127        # sets long options
128        options["help"] = options["h"] or options["help"]
129        options["version"] = options["v"] or options["version"]
130        options["users"] = options["u"] or options["users"] or defaults["users"]
131        options["groups"] = options["g"] or options["groups"] or defaults["groups"]
132        options["printer"] = options["P"] or options["printer"] or defaults["printer"]
133       
134        if options["help"] :
135            sender.display_usage_and_quit()
136        elif options["version"] :
137            sender.display_version_and_quit()
138        elif options["users"] and options["groups"] :   
139            raise PyKotaToolError, "warnpykota: options --users and --groups are incompatible."
140        elif options["groups"] :   
141            raise PyKotaToolError, "warnpykota: options --groups is currently not implemented."
142        elif args :   
143            raise PyKotaToolError, "warnpykota: unused arguments [%s]. Aborting." % ", ".join(args)
144        else :
145            sys.exit(sender.main(options))
146    except PyKotaToolError, msg :           
147        sys.stderr.write("%s\n" % msg)
148        sys.stderr.flush()
149        sys.exit(-1)
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