Viewing file:  Mysql.php (4.75 KB) -rwxr-xr-x
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
<?php
/*
* $Id: Mysql.php 5837 2009-06-06 21:38:32Z guilhermeblanco $
*
* 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_Expression_Mysql
*
* @package Doctrine
* @subpackage Expression
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @link www.phpdoctrine.org
* @since 1.0
* @version $Revision: 5837 $
* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
*/
class Doctrine_Expression_Mysql extends Doctrine_Expression_Driver
{
/**
* returns the regular expression operator
*
* @return string
*/
public function regexp()
{
return 'RLIKE';
}
/**
* return string to call a function to get random value inside an SQL statement
*
* @return string to generate float between 0 and 1
*/
public function random()
{
return 'RAND()';
}
/**
* build a pattern matching string
*
* EXPERIMENTAL
*
* WARNING: this function is experimental and may change signature at
* any time until labelled as non-experimental
*
* @access public
*
* @param array $pattern even keys are strings, odd are patterns (% and _)
* @param string $operator optional pattern operator (LIKE, ILIKE and maybe others in the future)
* @param string $field optional field name that is being matched against
* (might be required when emulating ILIKE)
*
* @return string SQL pattern
*/
public function matchPattern($pattern, $operator = null, $field = null)
{
$match = '';
if ( ! is_null($operator)) {
$field = is_null($field) ? '' : $field.' ';
$operator = strtoupper($operator);
switch ($operator) {
// case insensitive
case 'ILIKE':
$match = $field.'LIKE ';
break;
// case sensitive
case 'LIKE':
$match = $field.'LIKE BINARY ';
break;
default:
throw new Doctrine_Expression_Mysql_Exception('not a supported operator type:'. $operator);
}
}
$match.= "'";
foreach ($pattern as $key => $value) {
if ($key % 2) {
$match .= $value;
} else {
$match .= $this->conn->escapePattern($this->conn->escape($value));
}
}
$match.= "'";
$match.= $this->patternEscapeString();
return $match;
}
/**
* Returns global unique identifier
*
* @return string to get global unique identifier
*/
public function guid()
{
return 'UUID()';
}
/**
* Returns the year from dbms
*
* @param string $column
* @return string to get year from dbms
*/
public function year($column)
{
$column = $this->getIdentifier($column);
return 'YEAR(' . $column . ')';
}
/**
* Returns the month from dbms
*
* @param string $column
* @return string to get month from dbms
*/
public function month($column)
{
$column = $this->getIdentifier($column);
return 'MONTH(' . $column . ')';
}
/**
* Returns day from dbms
*
* @param string $column
* @return string to get day from dbms
*/
public function day($column)
{
$column = $this->getIdentifier($column);
return 'DAY(' . $column . ')';
}
/**
* Returns soundex from dbms
*
* @param string $column
* @return string to get soundex from dbms
*/
public function soundex($column)
{
return 'SOUNDEX(' . $column . ')';
}
}
|