test/pacman/pmfile.py

   1 #! /usr/bin/python
   2 #
   3 #  Copyright (c) 2006 by Aurelien Foret <orelien@chez.com>
   4 #
   5 #  This program is free software; you can redistribute it and/or modify
   6 #  it under the terms of the GNU General Public License as published by
   7 #  the Free Software Foundation; either version 2 of the License, or
   8 #  (at your option) any later version.
   9 #
  10 #  This program is distributed in the hope that it will be useful,
  11 #  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 #  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 #  GNU General Public License for more details.
  14 #
  15 #  You should have received a copy of the GNU General Public License
  16 #  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17
  18
  19 import os
  20 import stat
  21
  22 import util
  23
  24 class PacmanFile(object):
  25     """File object
  26     """
  27
  28     def __init__(self, root, name):
  29         self.root = root
  30         self.name = name
  31         self.filename = os.path.join(self.root, self.name)
  32
  33         self.checksum = util.getmd5sum(self.filename)
  34         self.mtime = self.getmtime()
  35
  36     def __str__(self):
  37         return "%s (%s / %lu)" % (self.name, self.checksum, self.mtime)
  38
  39     def getmtime(self):
  40         if not os.path.exists(self.filename):
  41             return None, None
  42         statbuf = os.lstat(self.filename)
  43         return (statbuf[stat.ST_MTIME], statbuf[stat.ST_CTIME])
  44
  45     def ismodified(self):
  46         checksum = util.getmd5sum(self.filename)
  47         mtime = self.getmtime()
  48
  49         util.vprint("\tismodified(%s)" % self.name)
  50         util.vprint("\t\told: %s / %s" % (self.checksum, self.mtime))
  51         util.vprint("\t\tnew: %s / %s" % (checksum, mtime))
  52
  53         if self.checksum != checksum \
  54                 or self.mtime[0] != mtime[0] \
  55                 or self.mtime[1] != mtime[1]:
  56             return True
  57
  58         return False
  59
  60 # vim: set ts=4 sw=4 et: