/**
* Deletes a file by uri.
*/
public static function deleteFileUri($uri, $ignore_usage = FALSE)
{
// Managed file
if ($file = Imce::getFileEntity($uri)) {
if (!$ignore_usage && ($usage = \Drupal::service('file.usage')->listUsage($file))) {
unset($usage['imce']);
if ($usage) {
drupal_set_message(t('%filename is in use by another application.', array('%filename' => $file->getFilename())), 'error');
return FALSE;
}
}
$file->delete();
return TRUE;
}
// Unmanaged file
return file_unmanaged_delete($uri);
}
/**
* Sets widget file id values by validating and processing the submitted data.
* Runs before processor callbacks.
*/
public static function setWidgetValue($element, &$input, FormStateInterface $form_state)
{
if (empty($input['imce_paths'])) {
return;
}
$paths = $input['imce_paths'];
$input['imce_paths'] = '';
// Remove excess data.
$paths = array_unique(array_filter(explode(':', $paths)));
if (isset($element['#cardinality']) && $element['#cardinality'] > -1) {
$paths = array_slice($paths, 0, $element['#cardinality']);
}
// Check if paths are accessible by the current user with Imce.
if (!($paths = Imce::accessFilePaths($paths, \Drupal::currentUser(), $element['#scheme']))) {
return;
}
// Validate paths as file entities.
$file_usage = \Drupal::service('file.usage');
$errors = array();
foreach ($paths as $path) {
// Get entity by uri
$file = Imce::getFileEntity($element['#scheme'] . '://' . $path, TRUE);
if ($new_errors = file_validate($file, $element['#upload_validators'])) {
$errors = array_merge($errors, $new_errors);
} else {
// Save the file record.
if ($file->isNew()) {
$file->save();
}
if ($fid = $file->id()) {
// Make sure the file has usage otherwise it will be denied.
if (!$file_usage->listUsage($file)) {
$file_usage->add($file, 'imce', 'file', $fid);
}
$input['fids'][] = $fid;
}
}
}
// Set error messages.
if ($errors) {
$errors = array_unique($errors);
if (count($errors) > 1) {
$errors = array('#theme' => 'item_list', '#items' => $errors);
$message = \Drupal::service('renderer')->render($errors);
} else {
$message = array_pop($errors);
}
// May break the widget flow if set as a form error.
drupal_set_message($message, 'error');
}
}
/**
* Resizes a list of imce items and returns succeeded ones.
*/
public function resizeItems(ImceFM $fm, array $items, $width, $height, $copy = FALSE)
{
$factory = \Drupal::service('image.factory');
$fs = \Drupal::service('file_system');
$success = array();
foreach ($items as $item) {
$uri = $item->getUri();
$image = $factory->get($uri);
// Check vallidity
if (!$image->isValid()) {
continue;
}
// Check if resizing is needed.
$resize = $image->getWidth() != $width || $image->getHeight() != $height;
if (!$resize && !$copy) {
continue;
}
if ($resize && !$image->resize($width, $height)) {
continue;
}
// Save
$destination = $copy ? file_create_filename($fs->basename($uri), $fs->dirname($uri)) : $uri;
if (!$image->save($destination)) {
continue;
}
// Create a new file record.
if ($copy) {
$filename = $fs->basename($destination);
$values = array('uid' => $fm->user->id(), 'status' => 1, 'filename' => $filename, 'uri' => $destination, 'filesize' => $image->getFileSize(), 'filemime' => $image->getMimeType());
$file = \Drupal::entityTypeManager()->getStorage('file')->create($values);
// Check quota
if ($errors = file_validate_size($file, 0, $fm->getConf('quota'))) {
file_unmanaged_delete($destination);
$fm->setMessage($errors[0]);
} else {
$file->save();
// Add imce item
$item->parent->addFile($filename)->addToJs();
}
} else {
if ($file = Imce::getFileEntity($uri)) {
$file->setSize($image->getFileSize());
$file->save();
}
// Add to js
$item->addToJs();
}
$success[] = $item;
}
return $success;
}
