def save_serialized_to_disk(ids, data, plugboards, root, opts, callback):
from calibre.ebooks.metadata.opf2 import OPF
root, opts, length = _sanitize_args(root, opts)
failures = []
for x in ids:
opf, cover, format_map, last_modified = data[x]
if isinstance(opf, unicode):
opf = opf.encode('utf-8')
mi = OPF(cStringIO.StringIO(opf)).to_book_metadata()
try:
mi.last_modified = parse_date(last_modified)
except:
pass
tb = ''
try:
with open(cover, 'rb') as f:
cover = f.read()
except:
cover = None
try:
failed, id, title = do_save_book_to_disk(x, mi, cover,
plugboards, format_map, root, opts, length)
tb = _('Requested formats not available')
except:
failed, id, title = True, x, mi.title
tb = traceback.format_exc()
if failed:
failures.append((id, title, tb))
if callable(callback):
if not callback(int(id), title, failed, tb):
break
return failures
def save_serialized_to_disk(ids, data, plugboards, root, opts, callback):
from calibre.ebooks.metadata.opf2 import OPF
root, opts, length = _sanitize_args(root, opts)
failures = []
for x in ids:
opf, cover, format_map, last_modified = data[x]
if isinstance(opf, unicode):
opf = opf.encode('utf-8')
mi = OPF(cStringIO.StringIO(opf)).to_book_metadata()
try:
mi.last_modified = parse_date(last_modified)
except:
pass
tb = ''
try:
with open(cover, 'rb') as f:
cover = f.read()
except:
cover = None
try:
failed, id, title = do_save_book_to_disk(x, mi, cover, plugboards,
format_map, root, opts,
length)
tb = _('Requested formats not available')
except:
failed, id, title = True, x, mi.title
tb = traceback.format_exc()
if failed:
failures.append((id, title, tb))
if callable(callback):
if not callback(int(id), title, failed, tb):
break
return failures
def read_serialized_metadata(data):
from calibre.ebooks.metadata.opf2 import OPF
from calibre.utils.date import parse_date
mi = OPF(data['opf'], try_to_guess_cover=False, populate_spine=False, basedir=os.path.dirname(data['opf'])).to_book_metadata()
try:
mi.last_modified = parse_date(data['last_modified'])
except:
pass
mi.cover, mi.cover_data = None, (None, None)
cdata = None
if 'cover' in data:
with lopen(data['cover'], 'rb') as f:
cdata = f.read()
return mi, cdata
def read_serialized_metadata(book_id, data):
from calibre.ebooks.metadata.opf2 import OPF
from calibre.utils.date import parse_date
mi = OPF(data['opf'], try_to_guess_cover=False, populate_spine=False, basedir=os.path.dirname(data['opf'])).to_book_metadata()
try:
mi.last_modified = parse_date(data['last_modified'])
except:
pass
mi.cover, mi.cover_data = None, (None, None)
cdata = None
if 'cover' in data:
with lopen(data['cover'], 'rb') as f:
cdata = f.read()
return mi, cdata
