214 lines
9.9 KiB
Python
214 lines
9.9 KiB
Python
import re
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import os
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import sys
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import glob
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from itertools import dropwhile
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from optparse import make_option
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from subprocess import PIPE, Popen
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from django.core.management.base import CommandError, BaseCommand
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pythonize_re = re.compile(r'\n\s*//')
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def handle_extensions(extensions=('html',)):
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"""
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organizes multiple extensions that are separated with commas or passed by
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using --extension/-e multiple times.
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for example: running 'django-admin makemessages -e js,txt -e xhtml -a'
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would result in a extension list: ['.js', '.txt', '.xhtml']
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>>> handle_extensions(['.html', 'html,js,py,py,py,.py', 'py,.py'])
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['.html', '.js']
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>>> handle_extensions(['.html, txt,.tpl'])
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['.html', '.tpl', '.txt']
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"""
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ext_list = []
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for ext in extensions:
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ext_list.extend(ext.replace(' ','').split(','))
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for i, ext in enumerate(ext_list):
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if not ext.startswith('.'):
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ext_list[i] = '.%s' % ext_list[i]
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# we don't want *.py files here because of the way non-*.py files
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# are handled in make_messages() (they are copied to file.ext.py files to
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# trick xgettext to parse them as Python files)
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return set([x for x in ext_list if x != '.py'])
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def _popen(cmd):
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"""
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Friendly wrapper around Popen for Windows
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"""
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p = Popen(cmd, shell=True, stdout=PIPE, stderr=PIPE, close_fds=os.name != 'nt', universal_newlines=True)
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return p.communicate()
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def make_messages(locale=None, domain='django', verbosity='1', all=False, extensions=None):
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"""
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Uses the locale directory from the Django SVN tree or an application/
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project to process all
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"""
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# Need to ensure that the i18n framework is enabled
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from django.conf import settings
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if settings.configured:
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settings.USE_I18N = True
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else:
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settings.configure(USE_I18N = True)
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from django.utils.translation import templatize
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if os.path.isdir(os.path.join('conf', 'locale')):
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localedir = os.path.abspath(os.path.join('conf', 'locale'))
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elif os.path.isdir('locale'):
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localedir = os.path.abspath('locale')
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else:
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raise CommandError("This script should be run from the Django SVN tree or your project or app tree. If you did indeed run it from the SVN checkout or your project or application, maybe you are just missing the conf/locale (in the django tree) or locale (for project and application) directory? It is not created automatically, you have to create it by hand if you want to enable i18n for your project or application.")
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if domain not in ('django', 'djangojs'):
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raise CommandError("currently makemessages only supports domains 'django' and 'djangojs'")
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if (locale is None and not all) or domain is None:
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# backwards compatible error message
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if not sys.argv[0].endswith("make-messages.py"):
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message = "Type '%s help %s' for usage.\n" % (os.path.basename(sys.argv[0]), sys.argv[1])
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else:
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message = "usage: make-messages.py -l <language>\n or: make-messages.py -a\n"
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raise CommandError(message)
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# We require gettext version 0.15 or newer.
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output = _popen('xgettext --version')[0]
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match = re.search(r'(?P<major>\d+)\.(?P<minor>\d+)', output)
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if match:
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xversion = (int(match.group('major')), int(match.group('minor')))
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if xversion < (0, 15):
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raise CommandError("Django internationalization requires GNU gettext 0.15 or newer. You are using version %s, please upgrade your gettext toolset." % match.group())
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languages = []
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if locale is not None:
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languages.append(locale)
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elif all:
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locale_dirs = filter(os.path.isdir, glob.glob('%s/*' % localedir))
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languages = [os.path.basename(l) for l in locale_dirs]
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for locale in languages:
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if verbosity > 0:
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print "processing language", locale
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basedir = os.path.join(localedir, locale, 'LC_MESSAGES')
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if not os.path.isdir(basedir):
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os.makedirs(basedir)
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pofile = os.path.join(basedir, '%s.po' % domain)
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potfile = os.path.join(basedir, '%s.pot' % domain)
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if os.path.exists(potfile):
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os.unlink(potfile)
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all_files = []
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for (dirpath, dirnames, filenames) in os.walk("."):
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all_files.extend([(dirpath, f) for f in filenames])
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all_files.sort()
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for dirpath, file in all_files:
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file_base, file_ext = os.path.splitext(file)
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if domain == 'djangojs' and file_ext == '.js':
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if verbosity > 1:
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sys.stdout.write('processing file %s in %s\n' % (file, dirpath))
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src = open(os.path.join(dirpath, file), "rU").read()
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src = pythonize_re.sub('\n#', src)
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thefile = '%s.py' % file
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open(os.path.join(dirpath, thefile), "w").write(src)
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cmd = 'xgettext -d %s -L Perl --keyword=gettext_noop --keyword=gettext_lazy --keyword=ngettext_lazy:1,2 --from-code UTF-8 -o - "%s"' % (domain, os.path.join(dirpath, thefile))
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msgs, errors = _popen(cmd)
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if errors:
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raise CommandError("errors happened while running xgettext on %s\n%s" % (file, errors))
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old = '#: '+os.path.join(dirpath, thefile)[2:]
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new = '#: '+os.path.join(dirpath, file)[2:]
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msgs = msgs.replace(old, new)
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if os.path.exists(potfile):
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# Strip the header
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msgs = '\n'.join(dropwhile(len, msgs.split('\n')))
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else:
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msgs = msgs.replace('charset=CHARSET', 'charset=UTF-8')
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if msgs:
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open(potfile, 'ab').write(msgs)
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os.unlink(os.path.join(dirpath, thefile))
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elif domain == 'django' and (file_ext == '.py' or file_ext in extensions):
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thefile = file
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if file_ext in extensions:
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src = open(os.path.join(dirpath, file), "rU").read()
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thefile = '%s.py' % file
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try:
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open(os.path.join(dirpath, thefile), "w").write(templatize(src))
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except SyntaxError, msg:
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msg = "%s (file: %s)" % (msg, os.path.join(dirpath, file))
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raise SyntaxError(msg)
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if verbosity > 1:
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sys.stdout.write('processing file %s in %s\n' % (file, dirpath))
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cmd = 'xgettext -d %s -L Python --keyword=gettext_noop --keyword=gettext_lazy --keyword=ngettext_lazy:1,2 --keyword=ugettext_noop --keyword=ugettext_lazy --keyword=ungettext_lazy:1,2 --from-code UTF-8 -o - "%s"' % (
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domain, os.path.join(dirpath, thefile))
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msgs, errors = _popen(cmd)
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if errors:
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raise CommandError("errors happened while running xgettext on %s\n%s" % (file, errors))
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if thefile != file:
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old = '#: '+os.path.join(dirpath, thefile)[2:]
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new = '#: '+os.path.join(dirpath, file)[2:]
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msgs = msgs.replace(old, new)
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if os.path.exists(potfile):
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# Strip the header
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msgs = '\n'.join(dropwhile(len, msgs.split('\n')))
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else:
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msgs = msgs.replace('charset=CHARSET', 'charset=UTF-8')
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if msgs:
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open(potfile, 'ab').write(msgs)
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if thefile != file:
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os.unlink(os.path.join(dirpath, thefile))
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if os.path.exists(potfile):
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msgs, errors = _popen('msguniq --to-code=utf-8 "%s"' % potfile)
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if errors:
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raise CommandError("errors happened while running msguniq\n%s" % errors)
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open(potfile, 'w').write(msgs)
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if os.path.exists(pofile):
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msgs, errors = _popen('msgmerge -q "%s" "%s"' % (pofile, potfile))
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if errors:
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raise CommandError("errors happened while running msgmerge\n%s" % errors)
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open(pofile, 'wb').write(msgs)
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os.unlink(potfile)
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class Command(BaseCommand):
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option_list = BaseCommand.option_list + (
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make_option('--locale', '-l', default=None, dest='locale',
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help='Creates or updates the message files only for the given locale (e.g. pt_BR).'),
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make_option('--domain', '-d', default='django', dest='domain',
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help='The domain of the message files (default: "django").'),
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make_option('--all', '-a', action='store_true', dest='all',
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default=False, help='Reexamines all source code and templates for new translation strings and updates all message files for all available languages.'),
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make_option('--extension', '-e', dest='extensions',
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help='The file extension(s) to examine (default: ".html", separate multiple extensions with commas, or use -e multiple times)',
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action='append'),
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)
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help = "Runs over the entire source tree of the current directory and pulls out all strings marked for translation. It creates (or updates) a message file in the conf/locale (in the django tree) or locale (for project and application) directory."
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requires_model_validation = False
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can_import_settings = False
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def handle(self, *args, **options):
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if len(args) != 0:
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raise CommandError("Command doesn't accept any arguments")
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locale = options.get('locale')
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domain = options.get('domain')
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verbosity = int(options.get('verbosity'))
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process_all = options.get('all')
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extensions = options.get('extensions') or ['html']
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if domain == 'djangojs':
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extensions = []
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else:
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extensions = handle_extensions(extensions)
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if '.js' in extensions:
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raise CommandError("JavaScript files should be examined by using the special 'djangojs' domain only.")
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make_messages(locale, domain, verbosity, process_all, extensions)
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