<?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_Query_Condition'); /** * Doctrine_Query_Having * * @package Doctrine * @subpackage Query * @license http://www.opensource.org/licenses/lgpl-license.php LGPL * @link www.phpdoctrine.com * @since 1.0 * @version $Revision$ * @author Konsta Vesterinen <kvesteri@cc.hut.fi> */ class Doctrine_Query_Having extends Doctrine_Query_Condition { /** * DQL Aggregate Function parser * * @param string $func * @return mixed */ private function parseAggregateFunction($func) { $pos = strpos($func, '('); if ($pos !== false) { $funcs = array(); $name = substr($func, 0, $pos); $func = substr($func, ($pos + 1), -1); $params = Doctrine_Tokenizer::bracketExplode($func, ',', '(', ')'); foreach ($params as $k => $param) { $params[$k] = $this->parseAggregateFunction($param); } $funcs = $name . '(' . implode(', ', $params) . ')'; return $funcs; } else { if ( ! is_numeric($func)) { $a = explode('.', $func); if (count($a) > 1) { $field = array_pop($a); $reference = implode('.', $a); $map = $this->query->load($reference, false); $field = $map['table']->getColumnName($field); $func = $this->query->getTableAlias($reference) . '.' . $field; } else { $field = end($a); $func = $this->query->getAggregateAlias($field); } return $func; } else { return $func; } } } /** * load * returns the parsed query part * * @param string $having * @return string */ final public function load($having) { $e = Doctrine_Tokenizer::bracketExplode($having, ' ', '(', ')'); $r = array_shift($e); $t = explode('(', $r); $count = count($t); $r = $this->parseAggregateFunction($r); $operator = array_shift($e); $value = implode(' ', $e); $r .= ' ' . $operator . ' ' . $value; return $r; } }