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- <?php
- /*
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * This software consists of voluntary contributions made by many individuals
- * and is licensed under the LGPL. For more information, see
- * <http://www.doctrine-project.org>.
- */
-
- namespace Doctrine\ORM\Persisters;
-
- use Doctrine\ORM\EntityManager,
- Doctrine\ORM\PersistentCollection;
-
- /**
- * Base class for all collection persisters.
- *
- * @since 2.0
- * @author Roman Borschel <roman@code-factory.org>
- */
- abstract class AbstractCollectionPersister
- {
- /**
- * @var EntityManager
- */
- protected $_em;
-
- /**
- * @var \Doctrine\DBAL\Connection
- */
- protected $_conn;
-
- /**
- * @var \Doctrine\ORM\UnitOfWork
- */
- protected $_uow;
-
- /**
- * Initializes a new instance of a class derived from AbstractCollectionPersister.
- *
- * @param \Doctrine\ORM\EntityManager $em
- */
- public function __construct(EntityManager $em)
- {
- $this->_em = $em;
- $this->_uow = $em->getUnitOfWork();
- $this->_conn = $em->getConnection();
- }
-
- /**
- * Deletes the persistent state represented by the given collection.
- *
- * @param PersistentCollection $coll
- */
- public function delete(PersistentCollection $coll)
- {
- $mapping = $coll->getMapping();
-
- if ( ! $mapping['isOwningSide']) {
- return; // ignore inverse side
- }
-
- $sql = $this->_getDeleteSQL($coll);
- $this->_conn->executeUpdate($sql, $this->_getDeleteSQLParameters($coll));
- }
-
- /**
- * Gets the SQL statement for deleting the given collection.
- *
- * @param PersistentCollection $coll
- */
- abstract protected function _getDeleteSQL(PersistentCollection $coll);
-
- /**
- * Gets the SQL parameters for the corresponding SQL statement to delete
- * the given collection.
- *
- * @param PersistentCollection $coll
- */
- abstract protected function _getDeleteSQLParameters(PersistentCollection $coll);
-
- /**
- * Updates the given collection, synchronizing it's state with the database
- * by inserting, updating and deleting individual elements.
- *
- * @param PersistentCollection $coll
- */
- public function update(PersistentCollection $coll)
- {
- $mapping = $coll->getMapping();
-
- if ( ! $mapping['isOwningSide']) {
- return; // ignore inverse side
- }
-
- $this->deleteRows($coll);
- //$this->updateRows($coll);
- $this->insertRows($coll);
- }
-
- public function deleteRows(PersistentCollection $coll)
- {
- $deleteDiff = $coll->getDeleteDiff();
- $sql = $this->_getDeleteRowSQL($coll);
-
- foreach ($deleteDiff as $element) {
- $this->_conn->executeUpdate($sql, $this->_getDeleteRowSQLParameters($coll, $element));
- }
- }
-
- //public function updateRows(PersistentCollection $coll)
- //{}
-
- public function insertRows(PersistentCollection $coll)
- {
- $insertDiff = $coll->getInsertDiff();
- $sql = $this->_getInsertRowSQL($coll);
-
- foreach ($insertDiff as $element) {
- $this->_conn->executeUpdate($sql, $this->_getInsertRowSQLParameters($coll, $element));
- }
- }
-
- public function count(PersistentCollection $coll)
- {
- throw new \BadMethodCallException("Counting the size of this persistent collection is not supported by this CollectionPersister.");
- }
-
- public function slice(PersistentCollection $coll, $offset, $length = null)
- {
- throw new \BadMethodCallException("Slicing elements is not supported by this CollectionPersister.");
- }
-
- public function contains(PersistentCollection $coll, $element)
- {
- throw new \BadMethodCallException("Checking for existance of an element is not supported by this CollectionPersister.");
- }
-
- public function containsKey(PersistentCollection $coll, $key)
- {
- throw new \BadMethodCallException("Checking for existance of a key is not supported by this CollectionPersister.");
- }
-
- public function get(PersistentCollection $coll, $index)
- {
- throw new \BadMethodCallException("Selecting a collection by index is not supported by this CollectionPersister.");
- }
-
- /**
- * Gets the SQL statement used for deleting a row from the collection.
- *
- * @param PersistentCollection $coll
- */
- abstract protected function _getDeleteRowSQL(PersistentCollection $coll);
-
- /**
- * Gets the SQL parameters for the corresponding SQL statement to delete the given
- * element from the given collection.
- *
- * @param PersistentCollection $coll
- * @param mixed $element
- */
- abstract protected function _getDeleteRowSQLParameters(PersistentCollection $coll, $element);
-
- /**
- * Gets the SQL statement used for updating a row in the collection.
- *
- * @param PersistentCollection $coll
- */
- abstract protected function _getUpdateRowSQL(PersistentCollection $coll);
-
- /**
- * Gets the SQL statement used for inserting a row in the collection.
- *
- * @param PersistentCollection $coll
- */
- abstract protected function _getInsertRowSQL(PersistentCollection $coll);
-
- /**
- * Gets the SQL parameters for the corresponding SQL statement to insert the given
- * element of the given collection into the database.
- *
- * @param PersistentCollection $coll
- * @param mixed $element
- */
- abstract protected function _getInsertRowSQLParameters(PersistentCollection $coll, $element);
- }
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