Source Code for Module backend.common.rhnTranslate

 1  # 
 2  # Copyright (c) 2008--2016 Red Hat, Inc. 
 3  # 
 4  # This software is licensed to you under the GNU General Public License, 
 5  # version 2 (GPLv2). There is NO WARRANTY for this software, express or 
 6  # implied, including the implied warranties of MERCHANTABILITY or FITNESS 
 7  # FOR A PARTICULAR PURPOSE. You should have received a copy of GPLv2 
 8  # along with this software; if not, see 
 9  # http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. 
10  # 
11  # Red Hat trademarks are not licensed under GPLv2. No permission is 
12  # granted to use or replicate Red Hat trademarks that are incorporated 
13  # in this software or its documentation. 
14  # 
15   
16  import os 
17  import gettext 
18   
19  from spacewalk.common.usix import StringType 
20   
21 -class RHN_Translations(gettext.GNUTranslations): 
22      # Defining our own class, since we'd like to save the language we use 
23      # Determining the language is not very pretty - we parse the file name 
24      # which is supposed to be something like 
25      # .../<lang>/LC_MESSAGES/<domain>.po 
26   
27 -    def __init__(self, fp=None): 
28          self.lang = None 
29          gettext.GNUTranslations.__init__(self, fp) 
30   
31 -    def _parse(self, fp): 
32          gettext.GNUTranslations._parse(self, fp) 
33          filename = fp.name 
34          filename = os.path.normpath(filename) 
35          # Extract the language 
36          self.lang = filename.split('/')[-3] 
37   
38 -    def getlangs(self): 
39          # Return all languages 
40          # pkilambi:bug#158561,170819,170821: the gettext object in python 2.2.3 has no attribute 
41          #_fallback so add a check if __dict__ has key 
42          # if not self._fallback or not hasattr(self._fallback, 'getlangs'): 
43          if "_fallback" not in self.__dict__ or not self._fallback or not hasattr(self._fallback, 'getlangs'): 
44              return [self.lang, 'C'] 
45          # Recursive call 
46          return [self.lang] + self._fallback.getlangs() 
47   
48   
49 -class i18n: 
50      _default_langs = ['en', 'en_US', 'C'] 
51      # Wrapper class that allows us to change languages 
52   
53 -    def __init__(self, domain=None, localedir="/usr/share/locale"): 
54          self.domain = domain 
55          self.localedir = localedir 
56          self.langs = self._default_langs[:] 
57          self.cat = None 
58          self._set_catalog() 
59   
60 -    def _set_catalog(self): 
61          # Set the catalog object 
62          self.cat = gettext.Catalog(self.domain, localedir=self.localedir, 
63                                     languages=self.langs, fallback=1, class_=RHN_Translations) 
64   
65 -    def getlangs(self): 
66          # List of languages we support 
67          # pylint: disable=E1103 
68          if not hasattr(self.cat, "getlangs"): 
69              return ["C"] 
70          return self.cat.getlangs() 
71   
72 -    def setlangs(self, langs): 
73          if isinstance(langs, StringType): 
74              langs = [langs] 
75          # Filter "C" - we will add it ourselves later anyway 
76          langs = [l for l in langs if l != 'C'] 
77          langs.extend(self._default_langs) 
78          self.langs = langs 
79          self._set_catalog() 
80   
81 -    def gettext(self, string): 
82          return self.cat.gettext(string) 
83   
84      # reinitialize this catalog 
85 -    def set(self, domain=None, localedir=None): 
86          if domain: 
87              self.domain = domain 
88          if localedir: 
89              self.localedir = localedir 
90          self._set_catalog() 
91   
92   
93  cat = i18n() 
94  _ = cat.gettext 
95