localepack command

[wolnelektury.git] / apps / wolnelektury_core / management / commands / localepack.py

diff --git a/apps/wolnelektury_core/management/commands/localepack.py b/apps/wolnelektury_core/management/commands/localepack.py
new file mode 100644 (file)
index 0000000..813515e
--- /dev/null
+++ b/apps/wolnelektury_core/management/commands/localepack.py
@@ -0,0 +1,147 @@
+
+from optparse import make_option
+from django.conf import settings
+from django.core.management.base import BaseCommand
+from django.core.management.color import color_style
+from django.core.management import call_command
+
+import os
+import shutil
+import tempfile
+
+import allauth
+
+ROOT = os.path.dirname(settings.PROJECT_DIR)
+
+
+def is_our_app(mod):
+    return mod.__path__[0].startswith(ROOT)
+
+
+class Locale(object):
+    def save(self, output_directory, languages):
+        pass
+
+    def generate(self, languages):
+        pass
+
+
+class AppLocale(Locale):
+    def __init__(self, appmod):
+        self.app = appmod
+        if not os.path.exists(os.path.join(self.path, 'locale')):
+            raise LookupError('No locale for app %s' % appmod)
+
+    @property
+    def path(self):
+        return self.app.__path__[0]
+
+    @property
+    def name(self):
+        return self.app.__name__
+
+    def save(self, output_directory, languages):
+        for lc in languages:
+            lc = lc[0]
+            if os.path.exists(os.path.join(self.path, 'locale', lc)):
+                shutil.copy2(os.path.join(self.path, 'locale', lc, 'LC_MESSAGES', 'django.po'),
+                         os.path.join(output_directory, lc, self.name + '.po'))
+
+    def load(self, input_directory, languages):
+        for lc in zip(*languages)[0]:
+            shutil.copy2(os.path.join(input_directory, lc, self.name + '.po'),
+                         os.path.join(self.path, 'locale', lc, 'LC_MESSAGES', 'django.po'))
+
+    def generate(self, languages):
+        os.chdir(self.path)
+        print "in %s" % os.getcwd()
+        try:
+            call_command('makemessages', all=True)
+        except:
+            pass
+
+
+class ModelTranslation(Locale):
+    def __init__(self, appname):
+        self.appname = appname
+
+    def save(self, output_directory, languages):
+        call_command('translation2po', self.appname, directory=output_directory)
+
+    def load(self, input_directory, languages):
+        call_command('translation2po', self.appname, directory=input_directory, load=True)
+
+
+class CustomLocale(Locale):
+    def __init__(self, app_dir,
+                 config=os.path.join(ROOT, "babel.cfg"),
+                 out_file=os.path.join(ROOT, 'wolnelektury/locale-contrib/django.pot'),
+                 name=None):
+        self.app_dir = app_dir
+        self.config = config
+        self.out_file = out_file
+        self.name = name
+
+    def generate(self, languages):
+        os.system('pybabel extract -F "%s" -o "%s" "%s"' % (self.config, self.out_file, self.app_dir))
+        os.system('pybabel update -D django -i %s -d %s' % (self.out_file, os.path.dirname(self.out_file)))
+
+    def po_file(self, language):
+        d = os.path.dirname(self.out_file)
+        n = os.path.basename(self.out_file).split('.')[0]
+        return os.path.join(d, language, 'LC_MESSAGES', n + '.po')
+
+    def save(self, output_directory, languages):
+        for lc in zip(*languages)[0]:
+            if os.path.exists(self.po_file(lc)):
+                shutil.copy2(self.po_file(lc),
+                             os.path.join(output_directory, lc, self.name + '.po'))
+
+    def load(self, input_directory, languages):
+        for lc in zip(*languages)[0]:
+            shutil.copy2(os.path.join(input_directory, lc, self.name + '.po'),
+                         self.po_file(lc))
+
+
+SOURCES = []
+
+for appn in settings.INSTALLED_APPS:
+    app = __import__(appn)
+    if is_our_app(app):
+        try:
+            SOURCES.append(AppLocale(app))
+        except LookupError, e:
+            print "no locales in %s" % app
+
+SOURCES.append(ModelTranslation('infopages'))
+SOURCES.append(CustomLocale(os.path.dirname(allauth.__file__), name='contrib'))
+
+
+class Command(BaseCommand):
+    option_list = BaseCommand.option_list + (
+        make_option('-l', '--load', help='load locales back to source', action='store_true', dest='load', default=False),
+        make_option('-o', '--outfile', help='Resulting zip file', dest='outfile', default='./wl-locale.zip'),
+        )
+    help = 'Make a locale pack'
+    args = ''
+
+    def handle(self, *a, **options):
+        tmp_dir = tempfile.mkdtemp('-wl-locale')
+        out_dir = os.path.join(tmp_dir, 'wl-locale')
+        os.mkdir(out_dir)
+
+        try:
+            for lang in settings.LANGUAGES:
+                os.mkdir(os.path.join(out_dir, lang[0]))
+
+            for src in SOURCES:
+                src.generate(settings.LANGUAGES)
+                src.save(out_dir, settings.LANGUAGES)
+                #                src.save(settings.LANGUAGES)
+
+            packname = options.get('outfile')
+            packname_b = os.path.basename(packname).split('.')[0]
+            fmt = '.'.join(os.path.basename(packname).split('.')[1:])
+            shutil.make_archive(packname_b, fmt, root_dir=os.path.dirname(out_dir), base_dir=os.path.basename(out_dir))
+        finally:
+            shutil.rmtree(tmp_dir, ignore_errors=True)