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-rw-r--r--build_tools/larch8/liblarch/translation.py65
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diff --git a/build_tools/larch8/liblarch/translation.py b/build_tools/larch8/liblarch/translation.py
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+++ b/build_tools/larch8/liblarch/translation.py
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+#!/usr/bin/env python2
+#
+# translation.py -- Translation services
+#
+# (c) Copyright 2010 Michael Towers (larch42 at googlemail dot com)
+#
+# 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
+#
+#-------------------------------------------------------------------
+# 2010.08.14
+
+import os, gettext
+from liblarch_conf import liblarchdir
+
+def i18n_module(basedir, appname):
+ """This doesn't use gettext.install in order not to affect the whole
+ application, it allows per module translation services.
+ """
+ return gettext.translation(appname, basedir + '/i18n', fallback=True).ugettext
+
+
+def i18n_liblarch():
+ """Provides translation for liblarch itself.
+ """
+ return i18n_module(liblarchdir, 'liblarch')
+_ = i18n_liblarch()
+
+
+lang = (os.environ.get('LANGUAGE') or os.environ.get('LC_ALL')
+ or os.environ.get('LC_MESSAGES') or os.environ.get('LANG'))
+
+
+def i18nurl(doc):
+ docbase, docfile = doc.rsplit('/', 1)
+ docbase += '/'
+ i18npath = docbase + lang.split('.')[0] + '/' + docfile
+ if not os.path.isfile(i18npath):
+ i18npath = docbase + lang.split('_')[0] + '/' + docfile
+ if not os.path.isfile(i18npath):
+ i18npath = doc
+ if not os.path.isfile(i18npath):
+ return None
+ return i18npath
+
+def i18ndoc(doc):
+ p = i18nurl(doc)
+ if not p:
+ return _("Document '%s' not found") % i18npath
+ fh = open(p)
+ data = fh.read().decode('utf-8')
+ fh.close()
+ return data
+