118 lines
4.0 KiB
PHP
118 lines
4.0 KiB
PHP
<?php
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/*
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* $Id: Hook.php 1939 2007-07-05 23:47:48Z zYne $
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information, see
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* <http://www.phpdoctrine.com>.
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*/
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/**
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* Doctrine_Search_Query
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*
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* @package Doctrine
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* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
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* @category Object Relational Mapping
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* @link www.phpdoctrine.com
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* @since 1.0
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* @version $Revision: 1939 $
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* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
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*/
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class Doctrine_Search_Query
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{
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/**
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* @var Doctrine_Query $query the base query
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*/
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protected $_query;
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/**
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* @var array $_aliases an array of searchable component aliases
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*/
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protected $_aliases = array();
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/**
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* @param Doctrine_Query $query the base query
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*/
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public function __construct($query)
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{
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if (is_string($query)) {
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$this->_query = new Doctrine_Query();
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$this->_query->parseQuery($query);
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} elseif ($query instanceof Doctrine_Query) {
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$this->_query = $query;
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} else {
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throw new Doctrine_Exception('Constructor argument should be either Doctrine_Query object or a valid DQL query string');
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}
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$this->_query->getQuery();
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}
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/**
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* getQuery
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*
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* @return Doctrine_Query returns the query object associated with this object
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*/
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public function getQuery()
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{
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return $this->_query;
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}
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public function addAlias($alias)
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{
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$this->_aliases[] = $alias;
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}
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public function search($text)
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{
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$text = strtolower($text);
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$terms = Doctrine_Tokenizer::quoteExplode($text);
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$map = $this->_query->getRootDeclaration();
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$rootAlias = $this->_query->getRootAlias();
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$component = $map['table']->getComponentName() . 'Index';
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$subAlias = 'i2';
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$rel = $map['table']->getRelation($component);
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$foreign = (array) $rel->getForeign();
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foreach ((array) $rel->getLocal() as $k => $field) {
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$joinCondition = $rootAlias . '.' . $field . ' = ' . $subAlias . '.' . $foreign[$k];
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}
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$this->_query->innerJoin($rootAlias . '.' . $component . ' ' . 'i');
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foreach ($this->_aliases as $alias) {
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$condition = array();
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$subcondition = array();
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foreach ($terms as $term) {
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$condition[] = $alias . '.keyword = ?';
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$subcondition[] = $subAlias . '.keyword = ?';
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}
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$this->_query->addSelect('(SELECT COUNT(' . $subAlias . '.position) FROM '
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. $component . ' ' . $subAlias . ' WHERE '
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. implode(' OR ', $subcondition) . ' AND ' . $joinCondition . ') relevancy');
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$this->_query->addWhere(implode(' OR ', $condition), $terms);
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}
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}
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public function execute()
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{
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$resultSet = $this->_query->execute();
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return $resultSet;
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}
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}
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