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Fixed #6073 -- Made compilemessages 18n management command reject PO …

…files with BOM.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@14125 bcc190cf-cafb-0310-a4f2-bffc1f526a37
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commit b12c7391430400d5e4b71207b31150fdc6cb07cb 1 parent c236d5e
@ramiro ramiro authored
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19 django/core/management/commands/compilemessages.py
@@ -1,9 +1,17 @@
+import codecs
import os
import sys
from optparse import make_option
from django.core.management.base import BaseCommand, CommandError
-def compile_messages(locale=None):
+def has_bom(fn):
+ f = open(fn, 'r')
+ sample = f.read(4)
+ return sample[:3] == '\xef\xbb\xbf' or \
+ sample.startswith(codecs.BOM_UTF16_LE) or \
+ sample.startswith(codecs.BOM_UTF16_BE)
+
+def compile_messages(stderr, locale=None):
basedirs = [os.path.join('conf', 'locale'), 'locale']
if os.environ.get('DJANGO_SETTINGS_MODULE'):
from django.conf import settings
@@ -21,8 +29,11 @@ def compile_messages(locale=None):
for dirpath, dirnames, filenames in os.walk(basedir):
for f in filenames:
if f.endswith('.po'):
- sys.stderr.write('processing file %s in %s\n' % (f, dirpath))
- pf = os.path.splitext(os.path.join(dirpath, f))[0]
+ stderr.write('processing file %s in %s\n' % (f, dirpath))
+ fn = os.path.join(dirpath, f)
+ if has_bom(fn):
+ raise CommandError("The %s file has a BOM (Byte Order Mark). Django only supports .po files encoded in UTF-8 and without any BOM." % fn)
+ pf = os.path.splitext(fn)[0]
# Store the names of the .mo and .po files in an environment
# variable, rather than doing a string replacement into the
# command, so that we can take advantage of shell quoting, to
@@ -49,4 +60,4 @@ class Command(BaseCommand):
def handle(self, **options):
locale = options.get('locale')
- compile_messages(locale)
+ compile_messages(self.stderr, locale=locale)
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6 docs/topics/i18n/localization.txt
@@ -188,6 +188,12 @@ That's it. Your translations are ready for use.
``django-admin compilemessages`` works see :ref:`gettext_on_windows` for more
information.
+.. admonition:: .po files: Encoding and BOM usage.
+
+ Django only supports ``.po`` files encoded in UTF-8 and without any BOM
+ (Byte Order Mark) so if your text editor adds such marks to the beginning of
+ files by default then you will need to reconfigure it.
+
.. _creating-message-files-from-js-code:
Creating message files from JavaScript source code
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35 tests/regressiontests/makemessages/compilation.py
@@ -0,0 +1,35 @@
+import os
+try:
+ from cStringIO import StringIO
+except ImportError:
+ from StringIO import StringIO
+
+from django.core.management import CommandError
+from django.core.management.commands.compilemessages import compile_messages
+from django.test import TestCase
+
+LOCALE='es_AR'
+
+
+class MessageCompilationTests(TestCase):
+
+ MO_FILE='locale/%s/LC_MESSAGES/django.mo' % LOCALE
+
+ def setUp(self):
+ self._cwd = os.getcwd()
+ self.test_dir = os.path.abspath(os.path.dirname(__file__))
+
+ def tearDown(self):
+ os.chdir(self._cwd)
+
+
+class PoFileTests(MessageCompilationTests):
+
+ def test_bom_rejection(self):
+ os.chdir(self.test_dir)
+ # We don't use the django.core.management intrastructure (call_command()
+ # et al) because CommandError's cause exit(1) there. We test the
+ # underlying compile_messages function instead
+ out = StringIO()
+ self.assertRaises(CommandError, compile_messages, out, locale=LOCALE)
+ self.failIf(os.path.exists(self.MO_FILE))
View
20 tests/regressiontests/makemessages/locale/es_AR/LC_MESSAGES/django.po
@@ -0,0 +1,20 @@
+# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER
+# This file is distributed under the same license as the PACKAGE package.
+# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR
+#
+msgid ""
+msgstr ""
+"Project-Id-Version: Django\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2010-01-05 20:25-0300\n"
+"PO-Revision-Date: 2010-02-22 00:14-0300\n"
+"Last-Translator: Translator <translator@example.com>\n"
+"Language-Team: Django-I18N <team@example.com>\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"Plural-Forms: nplurals=2; plural=(n != 1);\n"
+
+#: path/file.py:1
+msgid "This file has a UTF-8 BOM an should be rejected by the Django makemessages command."
+msgstr ""
View
3  tests/regressiontests/makemessages/tests.py
@@ -38,3 +38,6 @@ def find_command(cmd, path=None, pathext=None):
if xversion >= (0, 15):
from extraction import *
del p
+
+if find_command('msgfmt'):
+ from compilation import *
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