<?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.com>. */ Doctrine::autoload('Doctrine_Expression'); /** * Doctrine_Expression_Mysql * * @package Doctrine * @license http://www.opensource.org/licenses/lgpl-license.php LGPL * @category Object Relational Mapping * @link www.phpdoctrine.com * @since 1.0 * @version $Revision$ * @author Konsta Vesterinen <kvesteri@cc.hut.fi> */ class Doctrine_Expression_Mysql extends Doctrine_Expression { /** * returns the regular expression operator * * @return string */ public function regexp() { return 'RLIKE'; } /** * 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; } }