136 lines
3.6 KiB
PHP
136 lines
3.6 KiB
PHP
<?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 MIT license. For more information, see
|
|
* <http://www.doctrine-project.org>.
|
|
*/
|
|
|
|
namespace Doctrine\DBAL\Schema;
|
|
|
|
use Doctrine\DBAL\Schema\Visitor\Visitor;
|
|
|
|
/**
|
|
* Sequence structure.
|
|
*
|
|
* @link www.doctrine-project.org
|
|
* @since 2.0
|
|
* @author Benjamin Eberlei <kontakt@beberlei.de>
|
|
*/
|
|
class Sequence extends AbstractAsset
|
|
{
|
|
/**
|
|
* @var integer
|
|
*/
|
|
protected $_allocationSize = 1;
|
|
|
|
/**
|
|
* @var integer
|
|
*/
|
|
protected $_initialValue = 1;
|
|
|
|
/**
|
|
* @param string $name
|
|
* @param integer $allocationSize
|
|
* @param integer $initialValue
|
|
*/
|
|
public function __construct($name, $allocationSize=1, $initialValue=1)
|
|
{
|
|
$this->_setName($name);
|
|
$this->_allocationSize = (is_numeric($allocationSize))?$allocationSize:1;
|
|
$this->_initialValue = (is_numeric($initialValue))?$initialValue:1;
|
|
}
|
|
|
|
/**
|
|
* @return integer
|
|
*/
|
|
public function getAllocationSize()
|
|
{
|
|
return $this->_allocationSize;
|
|
}
|
|
|
|
/**
|
|
* @return integer
|
|
*/
|
|
public function getInitialValue()
|
|
{
|
|
return $this->_initialValue;
|
|
}
|
|
|
|
/**
|
|
* @param integer $allocationSize
|
|
*
|
|
* @return void
|
|
*/
|
|
public function setAllocationSize($allocationSize)
|
|
{
|
|
$this->_allocationSize = (is_numeric($allocationSize))?$allocationSize:1;
|
|
}
|
|
|
|
/**
|
|
* @param integer $initialValue
|
|
*
|
|
* @return void
|
|
*/
|
|
public function setInitialValue($initialValue)
|
|
{
|
|
$this->_initialValue = (is_numeric($initialValue))?$initialValue:1;
|
|
}
|
|
|
|
/**
|
|
* Checks if this sequence is an autoincrement sequence for a given table.
|
|
*
|
|
* This is used inside the comparator to not report sequences as missing,
|
|
* when the "from" schema implicitly creates the sequences.
|
|
*
|
|
* @param \Doctrine\DBAL\Schema\Table $table
|
|
*
|
|
* @return boolean
|
|
*/
|
|
public function isAutoIncrementsFor(Table $table)
|
|
{
|
|
if ( ! $table->hasPrimaryKey()) {
|
|
return false;
|
|
}
|
|
|
|
$pkColumns = $table->getPrimaryKey()->getColumns();
|
|
|
|
if (count($pkColumns) != 1) {
|
|
return false;
|
|
}
|
|
|
|
$column = $table->getColumn($pkColumns[0]);
|
|
|
|
if ( ! $column->getAutoincrement()) {
|
|
return false;
|
|
}
|
|
|
|
$sequenceName = $this->getShortestName($table->getNamespaceName());
|
|
$tableName = $table->getShortestName($table->getNamespaceName());
|
|
$tableSequenceName = sprintf('%s_%s_seq', $tableName, $pkColumns[0]);
|
|
|
|
return $tableSequenceName === $sequenceName;
|
|
}
|
|
|
|
/**
|
|
* @param \Doctrine\DBAL\Schema\Visitor\Visitor $visitor
|
|
*
|
|
* @return void
|
|
*/
|
|
public function visit(Visitor $visitor)
|
|
{
|
|
$visitor->acceptSequence($this);
|
|
}
|
|
}
|