Source Code for Module common.kwalletbinding

 1  # -*- coding:utf-8 -*- 
 2  ## src/common/kwalletbinding.py 
 3  ## 
 4  ## Copyright (c) 2009 Thorsten Glaser <t.glaser AT tarent.de> 
 5  ## 
 6  ## This file is part of Gajim. 
 7  ## 
 8  ## Gajim is free software; you can redistribute it and/or modify 
 9  ## it under the terms of the GNU General Public License as published 
10  ## by the Free Software Foundation; version 3 only. This file is 
11  ## also available under the terms of The MirOS Licence. 
12  ## 
13  ## Gajim 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 Gajim. If not, see <http://www.gnu.org/licenses/>. 
20  ## 
21   
22  __all__ = ['kwallet_available', 'kwallet_get', 'kwallet_put'] 
23   
24  import subprocess 
25   
26   
27 -def kwallet_available(): 
28      """ 
29      Return True if kwalletcli can be run, False otherwise 
30      """ 
31      try: 
32          p = subprocess.Popen(["kwalletcli", "-qV"]) 
33      except Exception: 
34          return False 
35      p.communicate() 
36      if p.returncode == 0: 
37          return True 
38      return False 
39   
40   
41 -def kwallet_get(folder, entry): 
42      """ 
43      Retrieve a passphrase from the KDE Wallet via kwalletcli 
44   
45      Arguments: 
46      • folder: The top-level category to use (normally the programme name) 
47      • entry: The key of the entry to retrieve 
48   
49      Returns the passphrase as unicode, False if it cannot be found, 
50      or None if an error occured. 
51      """ 
52      p = subprocess.Popen(["kwalletcli", "-q", "-f", folder.encode('utf-8'), 
53       "-e", entry.encode('utf-8')], stdout=subprocess.PIPE) 
54      pw = p.communicate()[0] 
55      if p.returncode == 0: 
56          return unicode(pw.decode('utf-8')) 
57      if p.returncode == 1 or p.returncode == 4: 
58          # ENOENT 
59          return False 
60      # error 
61      return None 
62   
63   
64 -def kwallet_put(folder, entry, passphrase): 
65      """ 
66      Store a passphrase into the KDE Wallet via kwalletcli 
67   
68      Arguments: 
69      • folder: The top-level category to use (normally the programme name) 
70      • entry: The key of the entry to store 
71      • passphrase: The value to store 
72   
73      Returns True on success, False otherwise. 
74      """ 
75      p = subprocess.Popen(["kwalletcli", "-q", "-f", folder.encode('utf-8'), 
76       "-e", entry.encode('utf-8'), "-P"], stdin=subprocess.PIPE) 
77      p.communicate(passphrase.encode('utf-8')) 
78      if p.returncode == 0: 
79          return True 
80      return False 
81