1 files changed, 123 insertions, 0 deletions
diff --git a/src/controlpanel/model/language.py b/src/controlpanel/model/language.py
new file mode 100644
index 0000000..49bac07
--- /dev/null
+++ b/src/controlpanel/model/language.py
@@ -0,0 +1,123 @@
+# Copyright (C) 2007, 2008 One Laptop Per Child
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+#
+#
+# The language config is based on the system-config-language
+# (http://fedoraproject.org/wiki/SystemConfig/language) tool
+# Parts of the code were reused.
+#
+
+import os
+from gettext import gettext as _
+import subprocess
+
+def readlocale():
+    fdp = subprocess.Popen(['locale', '-av'], stdout=subprocess.PIPE)
+    lines = fdp.stdout.read().split('\n')
+    locales = []
+    try:
+        for line in lines:
+            if line.find('locale:') != -1:
+                loc = line.lstrip('locale: ')
+                loc = loc.split('archive:')[0].strip()
+            elif line.find('language |') != -1:
+                lang = line.lstrip('language |')
+            elif line.find('territory |') != -1:
+                ter = line.lstrip('territory |')
+                if loc.endswith('utf8') and len(lang):
+                    locales.append((lang, ter, loc))                            
+    except Exception, error:
+        print "Error reading locale: %s" % error
+    locales.sort()
+    return locales
+
+def _initialize():      
+    languages = readlocale()
+    set_language.__doc__ += '\n'
+    for lang in languages:
+        set_language.__doc__ += '%s \n' % (lang[0].replace(' ', '_') + '/' + 
+                                           lang[1].replace(' ', '_'))
+        
+def _write_i18n(lang):
+    path = os.path.join(os.environ.get("HOME"), '.i18n')
+    if os.access(path, os.W_OK) == 0:
+        print(_("Could not access %s. Create standard settings.") % path)
+        fd = open(path, 'w')
+        fd.write('LANG="en_US.utf8"\n')
+        fd.close()
+    else:
+        fd = open(path, 'r')
+        lines = fd.readlines()
+        fd.close()
+        for i in range(len(lines)):
+            if lines[i][:5] == "LANG=":                
+                lines[i] = 'LANG="' + lang + '"\n'
+                fd = open(path, 'w')
+                fd.writelines(lines)
+                fd.close()
+
+def get_language():
+    path = os.path.join(os.environ.get("HOME"), '.i18n')
+    if os.access(path, os.R_OK) == 0:
+        print(_("Could not access %s. Create standard settings.") % path)
+        fd = open(path, 'w')
+        default = 'en_US.utf8'
+        fd.write('LANG="%s"\n' % default)
+        fd.close()
+        return default
+    
+    fd = open(path, "r")
+    lines = fd.readlines()
+    fd.close()
+
+    lang = None
+
+    for line in lines:
+        if line[:5] == "LANG=":
+            lang = line[5:].replace('"', '')
+            lang = lang.strip()
+
+    return lang
+
+def print_language():
+    code = get_language()
+
+    languages = readlocale()
+    for lang in languages:
+        if lang[2] == code:
+            print lang[0].replace(' ', '_') + '/' + lang[1].replace(' ', '_') 
+            return
+    print (_("Language for code=%s could not be determined.") % code)
+    
+def set_language(language):
+    """Set the system language.
+    languages : 
+    """
+    if language.endswith('utf8'):
+        _write_i18n(language)
+        return "RESTART"
+    else:    
+        languages = readlocale()
+        for lang in languages:
+            code = lang[0].replace(' ', '_') + '/' + lang[1].replace(' ', '_')
+            if code == language:
+                _write_i18n(lang[2])
+                return "RESTART"
+    print (_("Sorry I do not speak \'%s\'.") % language)
+
+# inilialize the docstrings for the language
+_initialize()
+