storage/versioncontrol/svn.py

   1 #!/usr/bin/env python
   2 # -*- coding: utf-8 -*-
   3 #
   4 # Copyright 2004-2007 Zuza Software Foundation
   5 #
   6 # This file is part of translate.
   7 #
   8 # translate is free software; you can redistribute it and/or modify
   9 # it under the terms of the GNU General Public License as published by
  10 # the Free Software Foundation; either version 2 of the License, or
  11 # (at your option) any later version.
  12 #
  13 # translate is distributed in the hope that it will be useful,
  14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 # GNU General Public License for more details.
  17 #
  18 # You should have received a copy of the GNU General Public License
  19 # along with translate; if not, write to the Free Software
  20 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  21
  22
  23 from translate.storage.versioncontrol import run_command
  24 from translate.storage.versioncontrol import GenericRevisionControlSystem
  25
  26 class svn(GenericRevisionControlSystem):
  27     """Class to manage items under revision control of Subversion."""
  28
  29     RCS_METADIR = ".svn"
  30     SCAN_PARENTS = False
  31
  32     def update(self, revision=None):
  33         """update the working copy - remove local modifications if necessary"""
  34         # revert the local copy (remove local changes)
  35         command = ["svn", "revert", self.location_abs]
  36         exitcode, output_revert, error = run_command(command)
  37         # any errors?
  38         if exitcode != 0:
  39             raise IOError("[SVN] Subversion error running '%s': %s" \
  40                     % (command, error))
  41         # update the working copy to the given revision
  42         command = ["svn", "update"]
  43         if not revision is None:
  44             command.extend(["-r", revision])
  45         # the filename is the last argument
  46         command.append(self.location_abs)
  47         exitcode, output_update, error = run_command(command)
  48         if exitcode != 0:
  49             raise IOError("[SVN] Subversion error running '%s': %s" \
  50                     % (command, error))
  51         return output_revert + output_update
  52
  53     def commit(self, message=None):
  54         """commit the file and return the given message if present"""
  55         command = ["svn", "-q", "--non-interactive", "commit"]
  56         if message:
  57             command.extend(["-m", message])
  58         # the location is the last argument
  59         command.append(self.location_abs)
  60         exitcode, output, error = run_command(command)
  61         if exitcode != 0:
  62             raise IOError("[SVN] Error running SVN command '%s': %s" % (command, error))
  63         return output
  64
  65     def getcleanfile(self, revision=None):
  66         """return the content of the 'head' revision of the file"""
  67         command = ["svn", "cat"]
  68         if not revision is None:
  69             command.extend(["-r", revision])
  70         # the filename is the last argument
  71         command.append(self.location_abs)
  72         exitcode, output, error = run_command(command)
  73         if exitcode != 0:
  74             raise IOError("[SVN] Subversion error running '%s': %s" % (command, error))
  75         return output
  76