protected function execute(InputInterface $input, OutputInterface $output)
{
$bookId = $input->getArgument(AddBookAuthorCommand::BOOK_ID);
$authorId = $input->getArgument(AddBookAuthorCommand::AUTHOR_ID);
$book = $this->getBookIfExists($output, $bookId);
$author = $this->getAuthorIfExists($output, $authorId);
$oldBookAuthor = BookAuthorQuery::create()->findPk(array($bookId, $authorId));
if ($oldBookAuthor == NULL) {
$output->writeln("Book " . $bookId . " - author " . $authorId . "association already exists.");
return;
}
$bookAuthor = new BookAuthor();
$bookAuthor->setAuthor($author);
$bookAuthor->setBook($book);
$bookAuthor->save();
$output->writeln("Book " . $bookId . " - author " . $authorId . "association successfully added.");
}
public function addAuthor($author)
{
$bookauthor = new BookAuthor();
$author->save();
$bookauthor->book_id = $this->id;
$bookauthor->author_id = $author->id;
$bookauthor->save();
}
protected function saveAssociation($model, $author)
{
// record book/author association
$ba = new BookAuthor();
$ba->book_id = $model->id;
$ba->author_id = $author->id;
$ba->save();
}