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 def copy_f(frm, to):
  31     "I can create a necessary dest directiories, yey!"
  32     if not os.path.exists(os.path.dirname(to)):
  33         os.makedirs(os.path.dirname(to))
  34     shutil.copyfile(frm,to)
  35
  36 class AppLocale(Locale):
  37     def __init__(self, appmod):
  38         self.app = appmod
  39         if not os.path.exists(os.path.join(self.path, 'locale')):
  40             raise LookupError('No locale for app %s' % appmod)
  41
  42     @property
  43     def path(self):
  44         return self.app.__path__[0]
  45
  46     @property
  47     def name(self):
  48         return self.app.__name__
  49
  50     def save(self, output_directory, languages):
  51         for lc in languages:
  52             lc = lc[0]
  53             if os.path.exists(os.path.join(self.path, 'locale', lc)):
  54                 copy_f(os.path.join(self.path, 'locale', lc, 'LC_MESSAGES', 'django.po'),
  55                           os.path.join(output_directory, lc, self.name + '.po'))
  56
  57
  58     def load(self, input_directory, languages):
  59         for lc in zip(*languages)[0]:
  60             if os.path.exists(os.path.join(input_directory, lc, self.name + '.po')):
  61                 out = os.path.join(self.path, 'locale', lc, 'LC_MESSAGES', 'django.po')
  62                 if not os.path.exists(os.path.dirname(out)):
  63                     os.makedirs(os.path.dirname(out))
  64                 copy_f(os.path.join(input_directory, lc, self.name + '.po'),
  65                              out)
  66
  67         wd = os.getcwd()
  68         os.chdir(self.path)
  69         try:
  70             call_command('compilemessages', settings='wolnelektury.settings')
  71         except:
  72             pass
  73         finally:
  74             os.chdir(wd)
  75
  76
  77     def generate(self, languages):
  78         wd = os.getcwd()
  79         os.chdir(self.path)
  80         try:
  81             call_command('makemessages', all=True)
  82         except:
  83             pass
  84         finally:
  85             os.chdir(wd)
  86
  87
  88 class ModelTranslation(Locale):
  89     def __init__(self, appname, poname=None):
  90         self.appname = appname
  91         self.poname = poname and poname or appname
  92
  93     def save(self, output_directory, languages):
  94         call_command('translation2po', self.appname, directory=output_directory, poname=self.poname)
  95
  96     def load(self, input_directory, languages):
  97         call_command('translation2po', self.appname, directory=input_directory,
  98                      load=True, lang=','.join(zip(*languages)[0]), poname=self.poname)
  99
 100
 101 class CustomLocale(Locale):
 102     def __init__(self, app_dir,
 103                  config=os.path.join(ROOT, "babel.cfg"),
 104                  out_file=os.path.join(ROOT, 'wolnelektury/locale-contrib/django.pot'),
 105                  name=None):
 106         self.app_dir = app_dir
 107         self.config = config
 108         self.out_file = out_file
 109         self.name = name
 110
 111     def generate(self, languages):
 112         os.system('pybabel extract -F "%s" -o "%s" "%s"' % (self.config, self.out_file, self.app_dir))
 113         os.system('pybabel update -D django -i %s -d %s' % (self.out_file, os.path.dirname(self.out_file)))
 114
 115     def po_file(self, language):
 116         d = os.path.dirname(self.out_file)
 117         n = os.path.basename(self.out_file).split('.')[0]
 118         return os.path.join(d, language, 'LC_MESSAGES', n + '.po')
 119
 120     def save(self, output_directory, languages):
 121         for lc in zip(*languages)[0]:
 122             if os.path.exists(self.po_file(lc)):
 123                 copy_f(self.po_file(lc),
 124                              os.path.join(output_directory, lc, self.name + '.po'))
 125
 126     def load(self, input_directory, languages):
 127         for lc in zip(*languages)[0]:
 128             copy_f(os.path.join(input_directory, lc, self.name + '.po'),
 129                          self.po_file(lc))
 130         os.system('pybabel compile -D django -d %s' % os.path.dirname(self.out_file))
 131
 132
 133 SOURCES = []
 134
 135 for appn in settings.INSTALLED_APPS:
 136     app = __import__(appn)
 137     if is_our_app(app):
 138         try:
 139             SOURCES.append(AppLocale(app))
 140         except LookupError, e:
 141             print "no locales in %s" % app.__name__
 142
 143 SOURCES.append(ModelTranslation('infopages', 'infopages_db'))
 144 SOURCES.append(CustomLocale(os.path.dirname(allauth.__file__), name='contrib'))
 145
 146
 147 class Command(BaseCommand):
 148     option_list = BaseCommand.option_list + (
 149         make_option('-l', '--load', help='load locales back to source', action='store_true', dest='load', default=False),
 150         make_option('-L', '--lang', help='load just one language', dest='lang', default=None),
 151         make_option('-d', '--directory', help='load from this directory', dest='directory', default=None),
 152         make_option('-o', '--outfile', help='Resulting zip file', dest='outfile', default='./wl-locale.zip'),
 153         make_option('-m', '--merge', help='Use git to merge. Please use with clean working directory.', action='store_true', dest='merge', default=False),
 154         make_option('-M', '--message', help='commit message', dest='message', default='New locale'),
 155
 156         )
 157     help = 'Make a locale pack'
 158     args = ''
 159
 160     def current_rev(self):
 161         return os.popen('git rev-parse HEAD').read()
 162
 163     def current_branch(self):
 164         return os.popen("git branch |grep '^[*]' | cut -c 3-").read()
 165
 166     def save(self, options):
 167         packname = options.get('outfile')
 168         packname_b = os.path.basename(packname).split('.')[0]
 169         fmt = '.'.join(os.path.basename(packname).split('.')[1:])
 170
 171         if fmt != 'zip':
 172             raise NotImplementedError('Sorry. Only zip format supported at the moment.')
 173
 174         tmp_dir = tempfile.mkdtemp('-wl-locale')
 175         out_dir = os.path.join(tmp_dir, packname_b)
 176         os.mkdir(out_dir)
 177
 178         try:
 179             for lang in settings.LANGUAGES:
 180                 os.mkdir(os.path.join(out_dir, lang[0]))
 181
 182             for src in SOURCES:
 183                 src.generate(settings.LANGUAGES)
 184                 src.save(out_dir, settings.LANGUAGES)
 185                 #                src.save(settings.LANGUAGES)
 186
 187             # write out revision
 188             rev = self.current_rev()
 189             rf = open(os.path.join(out_dir, '.revision'), 'w')
 190             rf.write(rev)
 191             rf.close()
 192
 193
 194             cwd = os.getcwd()
 195             try:
 196                 os.chdir(os.path.dirname(out_dir))
 197                 self.system('zip -r %s %s' % (os.path.join(cwd, packname_b+'.zip'), os.path.basename(out_dir)))
 198             finally:
 199                 os.chdir(cwd)
 200                 #            shutil.make_archive(packname_b, fmt, root_dir=os.path.dirname(out_dir), base_dir=os.path.basename(out_dir))
 201         finally:
 202             shutil.rmtree(tmp_dir, ignore_errors=True)
 203
 204     def load(self, options):
 205         langs = get_languages(options['lang'])
 206
 207         for src in SOURCES:
 208             src.load(options['directory'], langs)
 209
 210     def handle(self, *a, **options):
 211         if options['load']:
 212             if not options['directory'] or not os.path.exists(options['directory']):
 213                 print "Directory not provided or does not exist, please use -d"
 214                 sys.exit(1)
 215
 216             if options['merge']: self.merge_setup(options['directory'])
 217             self.load(options)
 218             if options['merge']: self.merge_finish(options['message'])
 219         else:
 220             self.save(options)
 221
 222     merge_branch = 'wl-locale-merge'
 223     last_branch = None
 224
 225     def merge_setup(self, directory):
 226         self.last_branch = self.current_branch()
 227         rev = open(os.path.join(directory, '.revision')).read()
 228
 229         self.system('git checkout -b %s %s' % (self.merge_branch, rev))
 230
 231     def merge_finish(self, message):
 232         self.system('git commit -a -m "%s"' % message.replace('"', '\\"'))
 233         self.system('git checkout %s' % self.last_branch)
 234         self.system('git merge -s recursive -X theirs %s' % self.merge_branch)
 235         self.system('git branch -d %s' % self.merge_branch)
 236
 237     def system(self, fmt, *args):
 238         code = os.system(fmt % args)
 239         if code != 0:
 240             raise OSError('Command %s returned with exit code %d' % (fmt % args, code))
 241         return code