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<?php
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/***************************************************************
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* Copyright notice
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*
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* (c) 2009 Christian Kuhn <lolli@schwarzbu.ch>
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* All rights reserved
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*
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* This script is part of the TYPO3 project. The TYPO3 project is
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* free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* The GNU General Public License can be found at
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* http://www.gnu.org/copyleft/gpl.html.
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*
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* This script is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* This copyright notice MUST APPEAR in all copies of the script!
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***************************************************************/
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/**
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* Additional BE fields for cache backend garbage collection
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*
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* @author Christian Kuhn <lolli@schwarzbu.ch>
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* @package TYPO3
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* @subpackage enetcache
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*/
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class tx_enetcache_gccachebackends_additionalfieldprovider implements tx_scheduler_AdditionalFieldProvider {
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/**
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* Add a multiple select box for cache backends for which garbage collection should be called
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*
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* @param array $taskInfo: reference to the array containing the info used in the add/edit form
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* @param object $task: when editing, reference to the current task object. Null when adding.
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* @param tx_scheduler_Module $parentObject: reference to the calling object (Scheduler's BE module)
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* @return array Array containg all the information pertaining to the additional fields
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* The array is multidimensional, keyed to the task class name and each field's id
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* For each field it provides an associative sub-array with the following:
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* ['code'] => The HTML code for the field
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* ['label'] => The label of the field (possibly localized)
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* ['cshKey'] => The CSH key for the field
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* ['cshLabel'] => The code of the CSH label
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*/
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public function getAdditionalFields(array &$taskInfo, $task, tx_scheduler_Module $parentObject) {
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// Initialize selectedfeeds field value
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if (empty($taskInfo['selectedBackends'])) {
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if ($parentObject->CMD == 'add') {
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} elseif ($parentObject->CMD == 'edit') {
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// In case of edit, and editing a test task, set to internal value if no data was submitted already
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$taskInfo['selectedBackends'] = $task->selectedBackends;
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} else {
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// Otherwise set an empty value, as it will not be used anyway
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$taskInfo['selectedBackends'] = '';
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}
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}
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$fieldID = 'task_selectedBackends';
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$fieldCode = '<select name="tx_scheduler[selectedBackends][]" id="' . $fieldID .
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'" size="10" style="width: 250px;" multiple="multiple">' . $this->getCacheBackendOptions($taskInfo['selectedBackends']) .
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'</select>';
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$additionalFields[$fieldID] = array(
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'code' => $fieldCode,
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'label' => 'LLL:EXT:enetcache/locallang_db.xml:scheduler.gccachebackends.availableBackends',
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);
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return $additionalFields;
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}
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/**
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* Build select options of available backends
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*
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* @param array Selected backends
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* @return string HTML of selectorbox options
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*/
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protected function getCacheBackendOptions($selectedBackends) {
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$availableBackends = $GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheBackends'];
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$options = array();
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foreach ($availableBackends as $backendName => $backendClass) {
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if (in_array($backendName, (array)$selectedBackends)) {
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$selected = ' selected="selected"';
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} else {
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$selected = '';
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}
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$options[] = '<option value="' . $backendName . '"' . $selected .
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'>' . $backendName . '</option>';
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}
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return implode($options);
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}
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/**
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* This method checks any additional data that is relevant to the specific task
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* If the task class is not relevant, the method is expected to return true
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*
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* @param array $submittedData: reference to the array containing the data submitted by the user
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* @param tx_scheduler_Module $parentObject: reference to the calling object (Scheduler's BE module)
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* @return boolean True if validation was ok (or selected class is not relevant), false otherwise
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*/
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public function validateAdditionalFields(array &$submittedData, tx_scheduler_Module $parentObject) {
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return true;
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}
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/**
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* This method is used to save any additional input into the current task object
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* if the task class matches
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*
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* @param array $submittedData: array containing the data submitted by the user
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* @param tx_scheduler_Task $task: reference to the current task object
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* @return void
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*/
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public function saveAdditionalFields(array $submittedData, tx_scheduler_Task $task) {
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$task->selectedBackends = $submittedData['selectedBackends'];
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}
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} // End of class
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if (defined('TYPO3_MODE') && $TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['ext/enetcache/tasks/class.tx_enetcache_gccachebackends_additionalfieldprovider.php']) {
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include_once($TYPO3_CONF_VARS[TYPO3_MODE]['XCLASS']['ext/enetcache/tasks/class.tx_enetcache_gccachebackends_additionalfieldprovider.php']);
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}
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?>
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