def get_acr(book_path, book_fmt):
if book_fmt == 'KFX':
from calibre_plugins.kfx_input.kfxlib import YJ_Book
return getattr(YJ_Book(book_path).get_metadata(), 'asset_id', None)
else:
with open(book_path, 'rb') as f:
return f.read(32).rstrip(b'\x00').decode('utf-8') # Palm db name
def parse_kfx(path_of_book):
from calibre_plugins.kfx_input.kfxlib import YJ_Book
book = YJ_Book(path_of_book)
data = book.convert_to_json_content()
for entry in json.loads(data)['data']:
yield from parse_text(entry['position'],
entry['content'].encode('utf-8'))
def get_asin(book_path, book_fmt):
if book_fmt == 'KFX':
from calibre_plugins.kfx_input.kfxlib import YJ_Book
return getattr(YJ_Book(book_path).get_metadata(), 'asin', None)
else:
with open(book_path, 'rb') as f:
mu = MetadataUpdater(f)
if (asin := mu.original_exth_records.get(113)) is None:
asin = mu.original_exth_records.get(504)
return asin.decode('utf-8') if asin else None
def set_kfx_asin(book_path, asin):
from calibre_plugins.kfx_input.kfxlib import YJ_Book, YJ_Metadata
book = YJ_Book(book_path)
md = YJ_Metadata()
md.asin = asin
md.cde_content_type = "EBOK"
book.decode_book(set_metadata=md)
updated_book = book.convert_to_single_kfx()
with open(book_path, 'wb') as f:
f.write(updated_book)
def parse_kfx(path_of_book):
from calibre_plugins.kfx_input.kfxlib import YJ_Book
data = YJ_Book(path_of_book).convert_to_json_content()
for entry in json.loads(data)['data']:
yield (entry['content'], entry['position'])