apps/wolnelektury_core/management/commands/localepack.py

   1
   2 from optparse import make_option
   3 from django.conf import settings
   4 from django.core.management.base import BaseCommand
   5 from django.core.management import call_command
   6 from modeltranslation.management.commands.translation2po import get_languages
   7
   8 import os
   9 import shutil
  10 import tempfile
  11 import sys
  12
  13 import allauth
  14
  15 ROOT = os.path.dirname(settings.PROJECT_DIR)
  16
  17
  18 def is_our_app(mod):
  19     return mod.__path__[0].startswith(ROOT)
  20
  21
  22 class Locale(object):
  23     def save(self, output_directory, languages):
  24         pass
  25
  26     def generate(self, languages):
  27         pass
  28
  29
  30 class AppLocale(Locale):
  31     def __init__(self, appmod):
  32         self.app = appmod
  33         if not os.path.exists(os.path.join(self.path, 'locale')):
  34             raise LookupError('No locale for app %s' % appmod)
  35
  36     @property
  37     def path(self):
  38         return self.app.__path__[0]
  39
  40     @property
  41     def name(self):
  42         return self.app.__name__
  43
  44     def save(self, output_directory, languages):
  45         for lc in languages:
  46             lc = lc[0]
  47             if os.path.exists(os.path.join(self.path, 'locale', lc)):
  48                 shutil.copy2(os.path.join(self.path, 'locale', lc, 'LC_MESSAGES', 'django.po'),
  49                          os.path.join(output_directory, lc, self.name + '.po'))
  50
  51     def load(self, input_directory, languages):
  52         for lc in zip(*languages)[0]:
  53             shutil.copy2(os.path.join(input_directory, lc, self.name + '.po'),
  54                          os.path.join(self.path, 'locale', lc, 'LC_MESSAGES', 'django.po'))
  55
  56     def generate(self, languages):
  57         wd = os.getcwd()
  58         os.chdir(self.path)
  59         try:
  60             call_command('makemessages', all=True)
  61         except:
  62             pass
  63         finally:
  64             os.chdir(wd)
  65
  66
  67 class ModelTranslation(Locale):
  68     def __init__(self, appname):
  69         self.appname = appname
  70
  71     def save(self, output_directory, languages):
  72         call_command('translation2po', self.appname, directory=output_directory)
  73
  74     def load(self, input_directory, languages):
  75         call_command('translation2po', self.appname, directory=input_directory, load=True, lang=','.join(zip(*languages)[0]))
  76
  77
  78 class CustomLocale(Locale):
  79     def __init__(self, app_dir,
  80                  config=os.path.join(ROOT, "babel.cfg"),
  81                  out_file=os.path.join(ROOT, 'wolnelektury/locale-contrib/django.pot'),
  82                  name=None):
  83         self.app_dir = app_dir
  84         self.config = config
  85         self.out_file = out_file
  86         self.name = name
  87
  88     def generate(self, languages):
  89         os.system('pybabel extract -F "%s" -o "%s" "%s"' % (self.config, self.out_file, self.app_dir))
  90         os.system('pybabel update -D django -i %s -d %s' % (self.out_file, os.path.dirname(self.out_file)))
  91
  92     def po_file(self, language):
  93         d = os.path.dirname(self.out_file)
  94         n = os.path.basename(self.out_file).split('.')[0]
  95         return os.path.join(d, language, 'LC_MESSAGES', n + '.po')
  96
  97     def save(self, output_directory, languages):
  98         for lc in zip(*languages)[0]:
  99             if os.path.exists(self.po_file(lc)):
 100                 shutil.copy2(self.po_file(lc),
 101                              os.path.join(output_directory, lc, self.name + '.po'))
 102
 103     def load(self, input_directory, languages):
 104         for lc in zip(*languages)[0]:
 105             shutil.copy2(os.path.join(input_directory, lc, self.name + '.po'),
 106                          self.po_file(lc))
 107         os.system('pybabel compile -D django -d %s' % os.dirname(self.out_file))
 108
 109
 110 SOURCES = []
 111
 112 for appn in settings.INSTALLED_APPS:
 113     app = __import__(appn)
 114     if is_our_app(app):
 115         try:
 116             SOURCES.append(AppLocale(app))
 117         except LookupError, e:
 118             print "no locales in %s" % app.__name__
 119
 120 SOURCES.append(ModelTranslation('infopages'))
 121 SOURCES.append(CustomLocale(os.path.dirname(allauth.__file__), name='contrib'))
 122
 123
 124 class Command(BaseCommand):
 125     option_list = BaseCommand.option_list + (
 126         make_option('-l', '--load', help='load locales back to source', action='store_true', dest='load', default=False),
 127         make_option('-L', '--lang', help='load just one language', dest='lang', default=None),
 128         make_option('-d', '--directory', help='load from this directory', dest='directory', default=None),
 129         make_option('-o', '--outfile', help='Resulting zip file', dest='outfile', default='./wl-locale.zip'),
 130         make_option('-m', '--merge', help='Use git to merge. Please use with clean working directory.', dest='merge', default=False),
 131         )
 132     help = 'Make a locale pack'
 133     args = ''
 134
 135     def save(self, options):
 136         tmp_dir = tempfile.mkdtemp('-wl-locale')
 137         out_dir = os.path.join(tmp_dir, 'wl-locale')
 138         os.mkdir(out_dir)
 139
 140         try:
 141             for lang in settings.LANGUAGES:
 142                 os.mkdir(os.path.join(out_dir, lang[0]))
 143
 144             for src in SOURCES:
 145                 src.generate(settings.LANGUAGES)
 146                 src.save(out_dir, settings.LANGUAGES)
 147                 #                src.save(settings.LANGUAGES)
 148
 149             # write out revision
 150             rev = os.popen('git rev-parse HEAD').read()
 151             rf = open(os.path.join(out_dir, '.revision'), 'w')
 152             rf.write(rev)
 153             rf.close()
 154
 155             packname = options.get('outfile')
 156             packname_b = os.path.basename(packname).split('.')[0]
 157             fmt = '.'.join(os.path.basename(packname).split('.')[1:])
 158             shutil.make_archive(packname_b, fmt, root_dir=os.path.dirname(out_dir), base_dir=os.path.basename(out_dir))
 159         finally:
 160             shutil.rmtree(tmp_dir, ignore_errors=True)
 161
 162     def load(self, options):
 163         if not options['directory'] or not os.path.exists(options['directory']):
 164             print "Directory not provided or does not exist, please use -d"
 165             sys.exit(1)
 166
 167         langs = get_languages(options['lang'])
 168
 169         for src in SOURCES:
 170             src.load(options['directory'], langs)
 171
 172     def handle(self, *a, **options):
 173         if options['load']:
 174             self.load(options)
 175         else:
 176             self.save(options)