/**
* Returns a new AuthorQuery object.
*
* @param string $modelAlias The alias of a model in the query
* @param AuthorQuery|Criteria $criteria Optional Criteria to build the query from
*
* @return AuthorQuery
*/
public static function create($modelAlias = null, $criteria = null)
{
if ($criteria instanceof AuthorQuery) {
return $criteria;
}
$query = new AuthorQuery(null, null, $modelAlias);
if ($criteria instanceof Criteria) {
$query->mergeWith($criteria);
}
return $query;
}
/**
* Get the associated Author object
*
* @param PropelPDO $con Optional Connection object.
* @param $doQuery Executes a query to get the object if required
* @return Author The associated Author object.
* @throws PropelException
*/
public function getAuthor(PropelPDO $con = null, $doQuery = true)
{
if ($this->aAuthor === null && $this->author_id !== null && $doQuery) {
$this->aAuthor = AuthorQuery::create()->findPk($this->author_id, $con);
/* The following can be used additionally to
guarantee the related object contains a reference
to this object. This level of coupling may, however, be
undesirable since it could result in an only partially populated collection
in the referenced object.
$this->aAuthor->addBooks($this);
*/
}
return $this->aAuthor;
}
public function getAllBooks($isbn = '', $title = '', $author = '')
{
$booksQuery = BookQuery::create();
$booksQuery->innerJoinAuthor();
if ($isbn != '') {
$booksQuery->filterByIsbn($isbn);
}
if ($title != '') {
$booksQuery->filterByTitle($title);
}
if ($author != '') {
$author = AuthorQuery::create()->filterByName($author)->findOne();
$booksQuery->filterByAuthor($author);
}
$bookList = array();
foreach ($booksQuery->find() as $book) {
$bookList[] = $this->serilizeORM($book);
}
return $bookList;
}
/**
* Removes this object from datastore and sets delete attribute.
*
* @param PropelPDO $con
* @return void
* @throws PropelException
* @throws Exception
* @see BaseObject::setDeleted()
* @see BaseObject::isDeleted()
*/
public function delete(PropelPDO $con = null)
{
if ($this->isDeleted()) {
throw new PropelException("This object has already been deleted.");
}
if ($con === null) {
$con = Propel::getConnection(AuthorPeer::DATABASE_NAME, Propel::CONNECTION_WRITE);
}
$con->beginTransaction();
try {
$deleteQuery = AuthorQuery::create()->filterByPrimaryKey($this->getPrimaryKey());
$ret = $this->preDelete($con);
if ($ret) {
$deleteQuery->delete($con);
$this->postDelete($con);
$con->commit();
$this->setDeleted(true);
} else {
$con->commit();
}
} catch (Exception $e) {
$con->rollBack();
throw $e;
}
}