96 lines
3.8 KiB
PHP
96 lines
3.8 KiB
PHP
<?php
|
|
/*
|
|
* $Id$
|
|
*
|
|
* 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.phpdoctrine.org>.
|
|
*/
|
|
|
|
/**
|
|
* Doctrine_Sequence_Oracle
|
|
*
|
|
* @package Doctrine
|
|
* @subpackage Sequence
|
|
* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
|
|
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
|
|
* @link www.phpdoctrine.org
|
|
* @since 1.0
|
|
* @version $Revision$
|
|
*/
|
|
class Doctrine_Sequence_Oracle extends Doctrine_Sequence
|
|
{
|
|
/**
|
|
* Returns the next free id of a sequence
|
|
*
|
|
* @param string $seqName name of the sequence
|
|
* @param bool onDemand when true missing sequences are automatic created
|
|
*
|
|
* @return integer next id in the given sequence
|
|
*/
|
|
public function nextId($seqName, $onDemand = true)
|
|
{
|
|
$sequenceName = $this->conn->quoteIdentifier($this->conn->formatter->getSequenceName($seqName), true);
|
|
$query = 'SELECT ' . $sequenceName . '.nextval FROM DUAL';
|
|
|
|
try {
|
|
$result = $this->conn->fetchOne($query);
|
|
} catch(Doctrine_Connection_Exception $e) {
|
|
if ($onDemand && $e->getPortableCode() == Doctrine::ERR_NOSUCHTABLE) {
|
|
|
|
try {
|
|
$result = $this->conn->export->createSequence($seqName);
|
|
} catch(Doctrine_Exception $e) {
|
|
throw new Doctrine_Sequence_Exception('on demand sequence ' . $seqName . ' could not be created');
|
|
}
|
|
return $this->nextId($seqName, false);
|
|
}
|
|
throw $e;
|
|
}
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Returns the autoincrement ID if supported or $id or fetches the current
|
|
* ID in a sequence called: $table.(empty($field) ? '' : '_'.$field)
|
|
*
|
|
* @param string name of the table into which a new row was inserted
|
|
* @param string name of the field into which a new row was inserted
|
|
*/
|
|
public function lastInsertId($table = null, $field = null)
|
|
{
|
|
$seqName = $table . (empty($field) ? '' : '_'.$field);
|
|
$sequenceName = $this->conn->quoteIdentifier($this->conn->formatter->getSequenceName($seqName), true);
|
|
|
|
return $this->conn->fetchOne('SELECT ' . $sequenceName . '.currval');
|
|
}
|
|
|
|
/**
|
|
* Returns the current id of a sequence
|
|
*
|
|
* @param string $seqName name of the sequence
|
|
*
|
|
* @return integer current id in the given sequence
|
|
*/
|
|
public function currId($seqName)
|
|
{
|
|
$sequenceName = $this->conn->quoteIdentifier($this->conn->formatter->getSequenceName($seqName), true);
|
|
$query = 'SELECT (last_number-1) FROM user_sequences';
|
|
$query .= ' WHERE sequence_name=' . $this->conn->quote($sequenceName, 'text');
|
|
$query .= ' OR sequence_name=' . $this->conn->quote(strtoupper($sequenceName), 'text');
|
|
|
|
return $this->conn->fetchOne($query);
|
|
}
|
|
} |