app/django/bin/make-messages.py
author Todd Larsen <tlarsen@google.com>
Fri, 18 Jul 2008 18:22:23 +0000
changeset 54 03e267d67478
child 323 ff1a9aa48cfd
permissions -rwxr-xr-x
Major reorganization of the soc svn repo, to merge into a single App Engine image (to make development easier, now that only a single app will run all Google Open Source programs).
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#!/usr/bin/env python
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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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settings.configure(USE_I18N = True)
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from django.utils.translation import templatize
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import re
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import os
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import sys
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import getopt
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from itertools import dropwhile
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pythonize_re = re.compile(r'\n\s*//')
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def make_messages():
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    localedir = None
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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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        print "This script should be run from the django svn tree or your project or app tree."
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        print "If you did indeed run it from the svn checkout or your project or application,"
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        print "maybe you are just missing the conf/locale (in the django tree) or locale (for project"
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        print "and application) directory?"
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        print "make-messages.py doesn't create it automatically, you have to create it by hand if"
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        print "you want to enable i18n for your project or application."
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        sys.exit(1)
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    (opts, args) = getopt.getopt(sys.argv[1:], 'l:d:va')
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    lang = None
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    domain = 'django'
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    verbose = False
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    all = False
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    for o, v in opts:
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        if o == '-l':
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            lang = v
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        elif o == '-d':
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            domain = v
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        elif o == '-v':
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            verbose = True
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        elif o == '-a':
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            all = True
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    if domain not in ('django', 'djangojs'):
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        print "currently make-messages.py only supports domains 'django' and 'djangojs'"
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        sys.exit(1)
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    if (lang is None and not all) or domain is None:
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        print "usage: make-messages.py -l <language>"
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        print "   or: make-messages.py -a"
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        sys.exit(1)
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    languages = []
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    if lang is not None:
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        languages.append(lang)
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    elif all:
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        languages = [el for el in os.listdir(localedir) if not el.startswith('.')]
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    for lang in languages:
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        print "processing language", lang
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        basedir = os.path.join(localedir, lang, '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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            if domain == 'djangojs' and file.endswith('.js'):
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                if verbose: sys.stdout.write('processing file %s in %s\n' % (file, dirpath))
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                src = open(os.path.join(dirpath, file), "rb").read()
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                src = pythonize_re.sub('\n#', src)
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                open(os.path.join(dirpath, '%s.py' % file), "wb").write(src)
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                thefile = '%s.py' % file
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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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                (stdin, stdout, stderr) = os.popen3(cmd, 't')
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                msgs = stdout.read()
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                errors = stderr.read()
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                if errors:
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                    print "errors happened while running xgettext on %s" % file
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                    print errors
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                    sys.exit(8)
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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.endswith('.py') or file.endswith('.html')):
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                thefile = file
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                if file.endswith('.html'):
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                    src = open(os.path.join(dirpath, file), "rb").read()
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                    thefile = '%s.py' % file
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                    open(os.path.join(dirpath, thefile), "wb").write(templatize(src))
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                if verbose:
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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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                (stdin, stdout, stderr) = os.popen3(cmd, 't')
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                msgs = stdout.read()
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                errors = stderr.read()
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                if errors:
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                    print "errors happened while running xgettext on %s" % file
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                    print errors
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                    sys.exit(8)
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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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            (stdin, stdout, stderr) = os.popen3('msguniq --to-code=utf-8 "%s"' % potfile, 'b')
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            msgs = stdout.read()
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            errors = stderr.read()
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            if errors:
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                print "errors happened while running msguniq"
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                print errors
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                sys.exit(8)
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            open(potfile, 'w').write(msgs)
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            if os.path.exists(pofile):
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                (stdin, stdout, stderr) = os.popen3('msgmerge -q "%s" "%s"' % (pofile, potfile), 'b')
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                msgs = stdout.read()
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                errors = stderr.read()
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                if errors:
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                    print "errors happened while running msgmerge"
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                    print errors
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                    sys.exit(8)
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            open(pofile, 'wb').write(msgs)
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            os.unlink(potfile)
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if __name__ == "__main__":
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    make_messages()