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php-libs / doctrine_lucene / Lucene / branches / 1.2-1.0 / lib / Doctrine / Template / Listener / Lucene.php

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<?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_Template_Listener_Lucene
 *
 * @package     Doctrine
 * @author      Vladimir Mihailenco <vladimir.webdev@gmail.com>
 * @license     http://www.opensource.org/licenses/lgpl-license.php LGPL
 * @category    Object Relational Mapping
 * @link        www.phpdoctrine.org
 * @since       1.2
 * @version     $Revision$
 */

class Doctrine_Template_Listener_Lucene extends Doctrine_Record_Listener
{
    /**
     * Creates new document in index
     *
     * @param Doctrine_Event $event
     */
    public function postInsert(Doctrine_Event $event)
    {
        $invoker = $event->getInvoker();
        $index = $invoker->getLuceneIndex();

        $doc = $invoker->createLuceneDocument();
        $index->addDocument($doc);
        $index->commit();
    }

    /**
     * Updates document in index
     *
     * @param Doctrine_Event $event
     */
    public function postUpdate(Doctrine_Event $event)
    {
        $invoker = $event->getInvoker();
        $index = $invoker->getLuceneIndex();

        $hits = $invoker->findLuceneDocument();
        foreach ($hits as $hit) {
            $index->delete($hit->id);
        }

        $doc = $invoker->createLuceneDocument();
        $index->addDocument($doc);
        $index->commit();
    }

    /**
     * Deletes document in index
     *
     * @param Doctrine_Event $event
     */
    public function postDelete($event)
    {
        $invoker = $event->getInvoker();
        $index = $invoker->getLuceneIndex();

        $hits = $invoker->findLuceneDocument();
        foreach ($hits as $hit) {
            $index->delete($hit->id);
        }
        $index->commit();
    }
}