system_check_directory($form_element, FormStateInterface $form_state)
Checks the existence of the directory specified in $form_element.
This function is called from the system_settings form to check all core file directories (file_public_path, file_private_path, file_temporary_path).
Parameters
$form_element: The form element containing the name of the directory to check.
\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.
File
- core/modules/system/system.module, line 861
- Configuration system that lets administrators modify the workings of the site.
Code
function system_check_directory($form_element, FormStateInterface $form_state) { $directory = $form_element['#value']; if (strlen($directory) == 0) { return $form_element; } $logger = \Drupal::logger('file system'); if (!is_dir($directory) && !drupal_mkdir($directory, NULL, TRUE)) { // If the directory does not exists and cannot be created. $form_state->setErrorByName($form_element['#parents'][0], t('The directory %directory does not exist and could not be created.', array('%directory' => $directory))); $logger->error('The directory %directory does not exist and could not be created.', array('%directory' => $directory)); } if (is_dir($directory) && !is_writable($directory) && !drupal_chmod($directory)) { // If the directory is not writable and cannot be made so. $form_state->setErrorByName($form_element['#parents'][0], t('The directory %directory exists but is not writable and could not be made writable.', array('%directory' => $directory))); $logger->error('The directory %directory exists but is not writable and could not be made writable.', array('%directory' => $directory)); } elseif (is_dir($directory)) { if ($form_element['#name'] == 'file_public_path') { // Create public .htaccess file. file_save_htaccess($directory, FALSE); } else { // Create private .htaccess file. file_save_htaccess($directory); } } return $form_element; }
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