def execute(self,html):
soup = get_soup(html)
book_info = BookInfo()
book_info.title = self.description['title']
book_info.authors = [ "%s %s %s" % (self.description['firstname'],self.description['middlename'], self.description['lastname']) ]
book_info.pagelink = self.link
book_info.language = self.description['language']
book_info.summary = Retriever.get_summary(soup)
book_info.links = Retriever.get_links(soup, self.link)
book_info.tags = Retriever.get_tags(soup)
book_info.image = Retriever.get_picture(soup, self.link, self.description['ID'])
self.tasks = [ BookSavingTask(book_info) ]
return True
