FileStorageIndexingAdditionalFieldProvider.php

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<?php
namespace TYPO3\CMS\Scheduler\Task;

class FileStorageIndexingAdditionalFieldProvider implements \TYPO3\CMS\Scheduler\AdditionalFieldProviderInterface {

    public function getAdditionalFields(array &$taskInfo, $task, \TYPO3\CMS\Scheduler\Controller\SchedulerModuleController $parentObject) {
        if ($task !== NULL && !$task instanceof FileStorageIndexingTask) {
            throw new \InvalidArgumentException('Task not of type FileStorageExtractionTask', 1384275696);
        }
        $additionalFields['scheduler_fileStorageIndexing_storage'] = $this->getAllStoragesField($task);
        return $additionalFields;
    }

    protected function getAllStoragesField(FileStorageIndexingTask $task = NULL) {
        $storages = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\CMS\Core\Resource\StorageRepository')->findAll();
        $options = array();
        foreach ($storages as $storage) {
            if ($task != NULL && $task->storageUid === $storage->getUid()) {
                $options[] = '<option value="' . $storage->getUid() . '" selected="selected">' . $storage->getName() . '</option>';
            } else {
                $options[] = '<option value="' . $storage->getUid() . '">' . $storage->getName() . '</option>';
            }
        }

        $fieldName = 'tx_scheduler[scheduler_fileStorageIndexing_storage]';
        $fieldId = 'scheduler_fileStorageIndexing_storage';
        $fieldHtml = '<select name="' . $fieldName . '" id="' . $fieldId . '">' . implode("\n", $options) . '</select>';

        $fieldConfiguration = array(
            'code' => $fieldHtml,
            'label' => 'LLL:EXT:scheduler/mod1/locallang.xlf:label.fileStorageIndexing.storage',
            'cshKey' => '_MOD_system_txschedulerM1',
            'cshLabel' => $fieldId
        );
        return $fieldConfiguration;
    }

    public function validateAdditionalFields(array &$submittedData, \TYPO3\CMS\Scheduler\Controller\SchedulerModuleController $parentObject) {
        $value = $submittedData['scheduler_fileStorageIndexing_storage'];
        if (!\TYPO3\CMS\Core\Utility\MathUtility::canBeInterpretedAsInteger($value)) {
            return FALSE;
        } elseif(\TYPO3\CMS\Core\Resource\ResourceFactory::getInstance()->getStorageObject($submittedData['scheduler_fileStorageIndexing_storage']) !== NULL) {
            return TRUE;
        }
        return FALSE;
    }

    public function saveAdditionalFields(array $submittedData, \TYPO3\CMS\Scheduler\Task\AbstractTask $task) {
        if (!$task instanceof FileStorageIndexingTask) {
            throw new \InvalidArgumentException('Task not of type FileStorageExtractionTask', 1384275697);
        }
        $task->storageUid = (int)$submittedData['scheduler_fileStorageIndexing_storage'];
    }

}