extend ke_search KeSearchExtenedPagesIndexer.php

<?php

/***************************************************************
 *  Copyright notice
 *
 *  (c) 2012 Christian Bülter (kennziffer.com) <buelter@kennziffer.com>
 *  All rights reserved
 *
 *  This script is part of the TYPO3 project. The TYPO3 project is
 *  free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  The GNU General Public License can be found at
 *  http://www.gnu.org/copyleft/gpl.html.
 *
 *  This script is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  This copyright notice MUST APPEAR in all copies of the script!
 ***************************************************************/

class KeSearchExtenedPagesIndexer {

    /**
     * Adds the custom indexer to the TCA of indexer configurations, so that
     * it's selectable in the backend as an indexer type when you create a
     * new indexer configuration.
     *
     * @param array $params
     * @param type $pObj
     */
    function registerIndexerConfiguration(&$params, $pObj) {

        // add item to "type" field
        $newArray = array(
            'Extend pages',
            'extended_pages',
            \TYPO3\CMS\Core\Utility\ExtensionManagementUtility::extRelPath('example') . 'Resources/Public/Icons/kesearch-indexer-extend_pages.gif'
        );
        $params['items'][] = $newArray;

        // enable fields in indexer config
        $GLOBALS['TCA']['tx_kesearch_indexerconfig']['columns']['fileext']['displayCond'] .= ',extended_pages';
        $GLOBALS['TCA']['tx_kesearch_indexerconfig']['columns']['index_content_with_restrictions']['displayCond'] .= ',extended_pages';
        $GLOBALS['TCA']['tx_kesearch_indexerconfig']['columns']['index_use_page_tags_for_files']['displayCond'] .= ',extended_pages';
        $GLOBALS['TCA']['tx_kesearch_indexerconfig']['columns']['single_pages']['displayCond'] .= ',extended_pages';
        $GLOBALS['TCA']['tx_kesearch_indexerconfig']['columns']['startingpoints_recursive']['displayCond'] .= ',extended_pages';
        $GLOBALS['TCA']['tx_kesearch_indexerconfig']['columns']['targetpid']['displayCond'] .= ',extended_pages';
        $GLOBALS['TCA']['tx_kesearch_indexerconfig']['columns']['targetpid']['displayCond'] .= ',extended_pages';
    }

    /**
     * Custom indexer for ke_search
     *
     * @param   array $indexerConfig Configuration from TYPO3 Backend
     * @param   array $indexerObject Reference to indexer class.
     * @return  string Output.
     */
    public function customIndexer(&$indexerConfig, &$indexerObject) {
        if($indexerConfig['type'] == 'extended_pages') {
            $content = '';

            // Create new instance from tx_kesearch_indexer_types_page
            $keseachIndexerTypesPage = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('tx_kesearch_indexer_types_page');
            $keseachIndexerTypesPage->pObj = $indexerObject;
            $keseachIndexerTypesPage->indexerConfig = $indexerConfig;

            // Add own CTypes
            $ownCTypes = array(
                'example_1',
                'example_2',
                'example_3',
            );
            $keseachIndexerTypesPage->indexCTypes = array_merge($keseachIndexerTypesPage->indexCTypes, $ownCTypes);
            foreach ($keseachIndexerTypesPage->indexCTypes as $value) {
                $cTypes[] = 'CType="' . $value . '"';
            }
            $keseachIndexerTypesPage->whereClauseForCType = implode(' OR ', $cTypes);

            // Start indexing
            $content = $keseachIndexerTypesPage->startIndexing();

            return $content;
        }
    }
}