- source = book.extra_info.get('source_url', '')
- if self.netloc in source or (old_netloc != self.netloc
- and old_netloc in source):
- book.flush_includes()
+ source = book.get_extra_info_json().get('source_url', '')
+ if self.netloc in source or (old_netloc != self.netloc and old_netloc in source):
+ book.clear_cache()