def parse_metadata_cache(cls, bl, prefix, name):
json_codec = JsonCodec()
need_sync = False
cache_file = cls.normalize_path(os.path.join(prefix, name))
if os.access(cache_file, os.R_OK):
try:
with lopen(cache_file, 'rb') as f:
json_codec.decode_from_file(f, bl, cls.book_class, prefix)
except:
import traceback
traceback.print_exc()
bl = []
need_sync = True
else:
need_sync = True
return need_sync
def parse_metadata_cache(cls, bl, prefix, name):
json_codec = JsonCodec()
need_sync = False
cache_file = cls.normalize_path(os.path.join(prefix, name))
if os.access(cache_file, os.R_OK):
try:
with lopen(cache_file, 'rb') as f:
json_codec.decode_from_file(f, bl, cls.book_class, prefix)
except:
import traceback
traceback.print_exc()
bl = []
need_sync = True
else:
need_sync = True
return need_sync
def parse_metadata_cache(self, bl):
need_sync = True
if not self.bambook:
return need_sync
# Get the metadata virtual book from Bambook
with TemporaryDirectory() as tdir:
if self.bambook.GetFile(self.METADATA_FILE_GUID, tdir):
cache_name = os.path.join(tdir, self.METADATA_CACHE)
if self.bambook.ExtractSNBContent(os.path.join(tdir, self.METADATA_FILE_GUID),
'snbc/' + self.METADATA_CACHE,
cache_name):
json_codec = JsonCodec()
if os.access(cache_name, os.R_OK):
try:
with open(cache_name, 'rb') as f:
json_codec.decode_from_file(f, bl, self.book_class, '')
need_sync = False
except:
import traceback
traceback.print_exc()
bl = []
return need_sync
def parse_metadata_cache(self, bl):
need_sync = True
if not self.bambook:
return need_sync
# Get the metadata virtual book from Bambook
with TemporaryDirectory() as tdir:
if self.bambook.GetFile(self.METADATA_FILE_GUID, tdir):
cache_name = os.path.join(tdir, self.METADATA_CACHE)
if self.bambook.ExtractSNBContent(
os.path.join(tdir, self.METADATA_FILE_GUID),
'snbc/' + self.METADATA_CACHE, cache_name):
json_codec = JsonCodec()
if os.access(cache_name, os.R_OK):
try:
with open(cache_name, 'rb') as f:
json_codec.decode_from_file(
f, bl, self.book_class, '')
need_sync = False
except:
import traceback
traceback.print_exc()
bl = []
return need_sync
