Package translate :: Package storage :: Package versioncontrol :: Module darcs
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Source Code for Module translate.storage.versioncontrol.darcs

 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 darcs(GenericRevisionControlSystem):
27 """Class to manage items under revision control of darcs.""" 28 29 RCS_METADIR = "_darcs" 30 SCAN_PARENTS = True 31
32 - def update(self, revision=None):
33 """Does a clean update of the given path 34 35 @param revision: ignored for darcs 36 """ 37 # revert local changes (avoids conflicts) 38 command = ["darcs", "revert", "--repodir", self.root_dir, 39 "-a", self.location_rel] 40 exitcode, output_revert, error = run_command(command) 41 if exitcode != 0: 42 raise IOError("[Darcs] error running '%s': %s" % (command, error)) 43 # pull new patches 44 command = ["darcs", "pull", "--repodir", self.root_dir, "-a"] 45 exitcode, output_pull, error = run_command(command) 46 if exitcode != 0: 47 raise IOError("[Darcs] error running '%s': %s" % (command, error)) 48 return output_revert + output_pull
49
50 - def commit(self, message=None):
51 """Commits the file and supplies the given commit message if present""" 52 if message is None: 53 message = "" 54 # set change message 55 command = ["darcs", "record", "-a", "--repodir", self.root_dir, 56 "--skip-long-comment", "-m", message, self.location_rel] 57 exitcode, output_record, error = run_command(command) 58 if exitcode != 0: 59 raise IOError("[Darcs] Error running darcs command '%s': %s" \ 60 % (command, error)) 61 # push changes 62 command = ["darcs", "push", "-a", "--repodir", self.root_dir] 63 exitcode, output_push, error = run_command(command) 64 if exitcode != 0: 65 raise IOError("[Darcs] Error running darcs command '%s': %s" \ 66 % (command, error)) 67 return output_record + output_push
68
69 - def getcleanfile(self, revision=None):
70 """Get a clean version of a file from the darcs repository 71 72 @param revision: ignored for darcs 73 """ 74 import os 75 filename = os.path.join(self.root_dir, self.RCS_METADIR, 'pristine', 76 self.location_rel) 77 try: 78 darcs_file = open(filename) 79 output = darcs_file.read() 80 darcs_file.close() 81 except IOError, error: 82 raise IOError("[Darcs] error reading original file '%s': %s" % \ 83 (filename, error)) 84 return output
85