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<?php |
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/** |
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* Fwk |
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* |
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* Copyright (c) 2011-2012, Julien Ballestracci <[email protected]>. |
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* All rights reserved. |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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* POSSIBILITY OF SUCH DAMAGE. |
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* |
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* PHP Version 5.3 |
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* |
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* @category Database |
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* @package Fwk\Db |
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* @author Julien Ballestracci <[email protected]> |
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* @copyright 2011-2012 Julien Ballestracci <[email protected]> |
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* @license http://www.opensource.org/licenses/bsd-license.php BSD License |
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* @link http://www.phpfwk.com |
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*/ |
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namespace Fwk\Db; |
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use Fwk\Db\Registry\Registry; |
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/** |
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* Table |
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* |
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* Represents a database table. |
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* |
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* @category Library |
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* @package Fwk\Db |
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* @author Julien Ballestracci <[email protected]> |
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* @license http://www.opensource.org/licenses/bsd-license.php BSD License |
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* @link http://www.phpfwk.com |
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*/ |
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class Table |
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{ |
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/** |
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* Table name |
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* |
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* @var string |
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*/ |
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protected $name; |
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/** |
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* Connection |
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* |
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* @var Connection |
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*/ |
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protected $connection; |
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/** |
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* Array of primary keys |
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* |
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* @var array |
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*/ |
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protected $identifiersKey; |
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/** |
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* Entity registry |
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* |
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* @var Registry |
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*/ |
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protected $registry; |
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/** |
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* Classname of the default entity for this table |
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* |
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* @var string |
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*/ |
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protected $defaultEntity; |
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/** |
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* List of default entity listeners to be used with this table |
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* |
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* @var array |
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*/ |
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protected $defaultEntityListeners = array(); |
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/** |
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* Constructor |
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* |
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* @param string $tableName This table name |
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* |
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* @return void |
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*/ |
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public function __construct($tableName) |
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{ |
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$this->name = $tableName; |
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} |
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/** |
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* Returns all columns from this table |
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* |
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* @return array |
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*/ |
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public function getColumns() |
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{ |
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return $this |
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->getConnection() |
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->getSchema() |
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->getTable($this->name) |
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->getColumns(); |
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} |
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/** |
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* Defines a connection for this table |
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* |
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* @param Connection $connection Database connection |
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* |
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* @return Table |
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*/ |
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public function setConnection(Connection $connection) |
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{ |
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$this->connection = $connection; |
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return $this; |
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} |
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/** |
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* Returns current connection for this table |
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* |
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* @throws Exception If no connection is defined |
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* @return Connection |
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*/ |
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public function getConnection() |
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{ |
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if (!isset($this->connection)) { |
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throw new Exception( |
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sprintf( |
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'No connection defined for table "%s"', |
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$this->name |
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) |
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); |
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} |
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return $this->connection; |
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} |
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/** |
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* Returns a Finder instance to navigate into this table |
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* |
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* @param string $entity Entity class to be returned by this Finder |
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* @param array $listeners Overrides default entity/table listeners |
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* |
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* @return Finder |
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*/ |
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public function finder($entity = null, array $listeners = array()) |
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{ |
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$finder = new Finder($this, $this->connection); |
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$finder->setEntity($entity, $listeners); |
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return $finder; |
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} |
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/** |
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* Returns this table's name |
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* |
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* @return string |
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*/ |
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public function getName() |
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{ |
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return $this->name; |
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} |
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/** |
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* Returns primary identifiers keys for this table |
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* |
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* @throws Exceptions\TableLacksIdentifiersException |
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* |
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* @return array |
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*/ |
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public function getIdentifiersKeys() |
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{ |
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if (!isset($this->identifiersKey)) { |
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$idx = $this |
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->getConnection() |
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->getSchema() |
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->getTable($this->name) |
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->getIndexes(); |
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if (!count($idx)) { |
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throw new Exceptions\TableLacksIdentifiersException( |
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sprintf('"%s" has no indexes', $this->name) |
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); |
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} |
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$final = array(); |
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foreach ($idx as $index) { |
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if ($index->isPrimary()) { |
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$final += $index->getColumns(); |
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} |
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} |
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$final = array_unique($final); |
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if (!count($final)) { |
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throw new Exceptions\TableLacksIdentifiersException( |
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sprintf('"%s" has no identifiers key(s)', $this->name) |
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); |
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} |
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$this->identifiersKey = $final; |
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} |
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return $this->identifiersKey; |
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} |
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/** |
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* Returns the entity registry for this table |
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* |
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* @return Registry |
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*/ |
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public function getRegistry() |
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{ |
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if (!isset($this->registry)) { |
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$this->registry = new Registry($this->name); |
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} |
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return $this->registry; |
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} |
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/** |
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* Returns an object representation of a given column |
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* |
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* @param string $columnName Column name |
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* |
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* @return \Doctrine\DBAL\Schema\Column |
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*/ |
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public function getColumn($columnName) |
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{ |
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if (!$this->hasColumn($columnName)) { |
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throw new Exceptions\TableColumnNotFoundException( |
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sprintf( |
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'Unknown Column "%s" on table %s', |
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$columnName, |
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$this->name |
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) |
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); |
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} |
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return $this->getConnection() |
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->getSchema() |
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->getTable($this->name) |
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->getColumn($columnName); |
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} |
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/** |
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* Tells if this table has a column named $columnName |
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* |
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* @param string $columnName Column name |
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* |
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* @return boolean |
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*/ |
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public function hasColumn($columnName) |
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{ |
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$tbl = $this->getConnection()->getSchema()->getTable($this->name); |
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return $tbl->hasColumn($columnName); |
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} |
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/** |
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* Defines the default returned entity |
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* |
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* @param string $entityClass Entity class name |
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* |
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* @return Table |
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*/ |
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public function setDefaultEntity($entityClass) |
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{ |
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$this->defaultEntity = (string)$entityClass; |
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return $this; |
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} |
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/** |
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* Returns the default returned entity for this table |
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* |
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* @return string |
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*/ |
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public function getDefaultEntity() |
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{ |
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if (!isset($this->defaultEntity)) { |
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$this->defaultEntity = '\stdClass'; |
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} |
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return $this->defaultEntity; |
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} |
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/** |
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* Defines the default entity listeners to be used with this table |
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* |
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* @param array $listeners List of listeners |
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* |
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* @return Table |
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*/ |
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public function setDefaultEntityListeners(array $listeners) |
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{ |
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$this->defaultEntityListeners = $listeners; |
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return $this; |
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} |
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/** |
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* Returns the default entity listeners used this table |
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* |
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* @return array |
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*/ |
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public function getDefaultEntityListeners() |
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{ |
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return $this->defaultEntityListeners; |
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} |
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/** |
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* Save one or more entities into this table |
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* |
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* @param mixed $entity Entity or List of entities |
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* @param array $listeners Overrides default entity/table listeners |
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* |
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* @return void |
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*/ |
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public function save($entity, array $listeners = array()) |
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{ |
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if (!\is_array($entity)) { |
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$entity = array($entity); |
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} |
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foreach ($entity as $object) { |
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if (!\is_object($object) || is_null($object)) { |
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throw new \InvalidArgumentException( |
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sprintf( |
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"You can only save an object or a list of objects" |
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) |
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); |
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} |
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$this->getRegistry()->markForAction( |
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$object, |
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Registry::ACTION_SAVE, |
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(count($listeners) ? $listeners : $this->getDefaultEntityListeners()) |
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); |
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} |
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$this->work(); |
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} |
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/** |
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* Delete one or more entities from this table |
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* |
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* @param mixed $entity Entity or List of entities |
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* @param array $listeners Overrides default entity listeners |
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* |
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* @return void |
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*/ |
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public function delete($entity, array $listeners = array()) |
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{ |
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if (!\is_array($entity)) { |
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$entity = array($entity); |
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} |
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foreach ($entity as $object) { |
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if (!\is_object($object) || is_null($object)) { |
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throw new \InvalidArgumentException( |
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sprintf( |
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"You can only save an object or a list of objects" |
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) |
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); |
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} |
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$this->getRegistry()->markForAction( |
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$object, |
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Registry::ACTION_DELETE, |
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(count($listeners) ? $listeners : $this->getDefaultEntityListeners()) |
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); |
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} |
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$this->work(); |
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} |
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/** |
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* Executes all waiting workers |
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* |
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* @return void |
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*/ |
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protected function work() |
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{ |
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$queue = $this->getRegistry()->getWorkersQueue(); |
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$connection = $this->getConnection(); |
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foreach ($queue as $worker) { |
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$worker->execute($connection); |
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} |
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} |
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|
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/** |
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* Delete all entries from this table |
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* |
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* @return void |
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*/ |
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public function deleteAll() |
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{ |
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$query = Query::factory()->delete($this->getName()); |
416
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|
|
$this->getConnection()->execute($query); |
417
|
|
|
} |
418
|
|
|
} |
Adding a
@return
annotation to a constructor is not recommended, since a constructor does not have a meaningful return value.Please refer to the PHP core documentation on constructors.