!in_array($f, ['.', '..']));
$delete_message = null;
if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['delete']) && !empty($_POST['files'])) {
$deleted = 0;
foreach ($_POST['files'] as $file) {
$file = basename($file);
$path = $upload_dir . '/' . $file;
if (file_exists($path) && unlink($path)) {
$deleted++;
}
}
$delete_message = "$deleted Datei(en) gelöscht.";
}
function getFileIcon($filename) {
$ext = strtolower(pathinfo($filename, PATHINFO_EXTENSION));
return match ($ext) {
'jpg', 'jpeg', 'png', 'gif', 'webp' => '🖼️',
'pdf' => '📄',
'doc', 'docx' => '📝',
'xls', 'xlsx' => '📊',
'zip', 'rar' => '🗜️',
'txt' => '📃',
'mp3', 'wav' => '🎵',
'mp4', 'mov', 'avi' => '🎬',
default => '📁'
};
}
?>