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 import zipfile
  13
  14 import allauth
  15
  16 ROOT = os.path.dirname(settings.PROJECT_DIR)
  17
  18
  19 def is_our_app(mod):
  20     return mod.__path__[0].startswith(ROOT)
  21
  22
  23 class Locale(object):
  24     def save(self, output_directory, languages):
  25         pass
  26
  27     def generate(self, languages):
  28         pass
  29
  30
  31 class AppLocale(Locale):
  32     def __init__(self, appmod):
  33         self.app = appmod
  34         if not os.path.exists(os.path.join(self.path, 'locale')):
  35             raise LookupError('No locale for app %s' % appmod)
  36
  37     @property
  38     def path(self):
  39         return self.app.__path__[0]
  40
  41     @property
  42     def name(self):
  43         return self.app.__name__
  44
  45     def save(self, output_directory, languages):
  46         for lc in languages:
  47             lc = lc[0]
  48             out = os.path.join(output_directory, lc, self.name + '.po')
  49             if os.path.exists(os.path.join(self.path, 'locale', lc)):
  50                 if not os.path.exists(os.path.dirname(out)):
  51                     os.makedirs(os.path.dirname(dir))
  52                 shutil.copy2(os.path.join(self.path, 'locale', lc, 'LC_MESSAGES', 'django.po'),
  53                          out)
  54
  55     def load(self, input_directory, languages):
  56         for lc in zip(*languages)[0]:
  57             if os.path.exists(os.path.join(input_directory, lc, self.name + '.po')):
  58                 shutil.copy2(os.path.join(input_directory, lc, self.name + '.po'),
  59                              os.path.join(self.path, 'locale', lc, 'LC_MESSAGES', 'django.po'))
  60
  61     def generate(self, languages):
  62         wd = os.getcwd()
  63         os.chdir(self.path)
  64         try:
  65             call_command('makemessages', all=True)
  66         except:
  67             pass
  68         finally:
  69             os.chdir(wd)
  70
  71
  72 class ModelTranslation(Locale):
  73     def __init__(self, appname, poname=None):
  74         self.appname = appname
  75         self.poname = poname and poname or appname
  76
  77     def save(self, output_directory, languages):
  78         call_command('translation2po', self.appname, directory=output_directory, poname=self.poname)
  79
  80     def load(self, input_directory, languages):
  81         call_command('translation2po', self.appname, directory=input_directory,
  82                      load=True, lang=','.join(zip(*languages)[0]), poname=self.poname)
  83
  84
  85 class CustomLocale(Locale):
  86     def __init__(self, app_dir,
  87                  config=os.path.join(ROOT, "babel.cfg"),
  88                  out_file=os.path.join(ROOT, 'wolnelektury/locale-contrib/django.pot'),
  89                  name=None):
  90         self.app_dir = app_dir
  91         self.config = config
  92         self.out_file = out_file
  93         self.name = name
  94
  95     def generate(self, languages):
  96         os.system('pybabel extract -F "%s" -o "%s" "%s"' % (self.config, self.out_file, self.app_dir))
  97         os.system('pybabel update -D django -i %s -d %s' % (self.out_file, os.path.dirname(self.out_file)))
  98
  99     def po_file(self, language):
 100         d = os.path.dirname(self.out_file)
 101         n = os.path.basename(self.out_file).split('.')[0]
 102         return os.path.join(d, language, 'LC_MESSAGES', n + '.po')
 103
 104     def save(self, output_directory, languages):
 105         for lc in zip(*languages)[0]:
 106             if os.path.exists(self.po_file(lc)):
 107                 shutil.copy2(self.po_file(lc),
 108                              os.path.join(output_directory, lc, self.name + '.po'))
 109
 110     def load(self, input_directory, languages):
 111         for lc in zip(*languages)[0]:
 112             shutil.copy2(os.path.join(input_directory, lc, self.name + '.po'),
 113                          self.po_file(lc))
 114         os.system('pybabel compile -D django -d %s' % os.path.dirname(self.out_file))
 115
 116
 117 SOURCES = []
 118
 119 for appn in settings.INSTALLED_APPS:
 120     app = __import__(appn)
 121     if is_our_app(app):
 122         try:
 123             SOURCES.append(AppLocale(app))
 124         except LookupError, e:
 125             print "no locales in %s" % app.__name__
 126
 127 SOURCES.append(ModelTranslation('infopages', 'infopages_db'))
 128 SOURCES.append(CustomLocale(os.path.dirname(allauth.__file__), name='contrib'))
 129
 130
 131 class Command(BaseCommand):
 132     option_list = BaseCommand.option_list + (
 133         make_option('-l', '--load', help='load locales back to source', action='store_true', dest='load', default=False),
 134         make_option('-L', '--lang', help='load just one language', dest='lang', default=None),
 135         make_option('-d', '--directory', help='load from this directory', dest='directory', default=None),
 136         make_option('-o', '--outfile', help='Resulting zip file', dest='outfile', default='./wl-locale.zip'),
 137         make_option('-m', '--merge', help='Use git to merge. Please use with clean working directory.', action='store_true', dest='merge', default=False),
 138         make_option('-M', '--message', help='commit message', dest='message', default='New locale'),
 139
 140         )
 141     help = 'Make a locale pack'
 142     args = ''
 143
 144     def current_rev(self):
 145         return os.popen('git rev-parse HEAD').read()
 146
 147     def current_branch(self):
 148         return os.popen("git branch |grep '^[*]' | cut -c 3-").read()
 149
 150     def save(self, options):
 151         packname = options.get('outfile')
 152         packname_b = os.path.basename(packname).split('.')[0]
 153         fmt = '.'.join(os.path.basename(packname).split('.')[1:])
 154
 155         if fmt != 'zip':
 156             raise NotImplementedError('Sorry. Only zip format supported at the moment.')
 157
 158         tmp_dir = tempfile.mkdtemp('-wl-locale')
 159         out_dir = os.path.join(tmp_dir, packname)
 160         os.mkdir(out_dir)
 161
 162         try:
 163             for lang in settings.LANGUAGES:
 164                 os.mkdir(os.path.join(out_dir, lang[0]))
 165
 166             for src in SOURCES:
 167                 src.generate(settings.LANGUAGES)
 168                 src.save(out_dir, settings.LANGUAGES)
 169                 #                src.save(settings.LANGUAGES)
 170
 171             # write out revision
 172             rev = self.current_rev()
 173             rf = open(os.path.join(out_dir, '.revision'), 'w')
 174             rf.write(rev)
 175             rf.close()
 176
 177
 178             cwd = os.getcwd()
 179             try:
 180                 os.chdir(os.path.dirname(out_dir))
 181                 self.system('zip -r %s %s' % (os.path.join(cwd, packname_b+'.zip'), os.path.basename(out_dir)))
 182             finally:
 183                 os.chdir(cwd)
 184                 #            shutil.make_archive(packname_b, fmt, root_dir=os.path.dirname(out_dir), base_dir=os.path.basename(out_dir))
 185         finally:
 186             shutil.rmtree(tmp_dir, ignore_errors=True)
 187
 188     def load(self, options):
 189         langs = get_languages(options['lang'])
 190
 191         for src in SOURCES:
 192             src.load(options['directory'], langs)
 193
 194     def handle(self, *a, **options):
 195         if options['load']:
 196             if not options['directory'] or not os.path.exists(options['directory']):
 197                 print "Directory not provided or does not exist, please use -d"
 198                 sys.exit(1)
 199
 200             if options['merge']: self.merge_setup(options['directory'])
 201             self.load(options)
 202             if options['merge']: self.merge_finish(options['message'])
 203         else:
 204             self.save(options)
 205
 206     merge_branch = 'wl-locale-merge'
 207     last_branch = None
 208
 209     def merge_setup(self, directory):
 210         self.last_branch = self.current_branch()
 211         rev = open(os.path.join(directory, '.revision')).read()
 212
 213         self.system('git checkout -b %s %s' % (self.merge_branch, rev))
 214
 215     def merge_finish(self, message):
 216         self.system('git commit -a -m "%s"' % message.replace('"', '\\"'))
 217         self.system('git checkout %s' % self.last_branch)
 218         self.system('git merge -s recursive -X theirs %s' % self.merge_branch)
 219         self.system('git branch -d %s' % self.merge_branch)
 220
 221     def system(self, fmt, *args):
 222         code = os.system(fmt % args)
 223         if code != 0:
 224             raise OSError('Command %s returned with exit code %d' % (fmt % args, code))
 225         return code