73 lines
2.1 KiB
PHP
73 lines
2.1 KiB
PHP
<?php
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require_once 'config.php';
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header('Content-Type: application/json');
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// Ensure user is authenticated
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if (!isset($_SESSION['authenticated']) || $_SESSION['authenticated'] !== true) {
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echo json_encode(["error" => "Unauthorized"]);
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http_response_code(401);
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exit;
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}
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// Read request body
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$data = json_decode(file_get_contents("php://input"), true);
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// Validate request
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if (!isset($data['files']) || !is_array($data['files'])) {
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echo json_encode(["error" => "No file names provided"]);
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exit;
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}
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// Determine folder – default to 'root'
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$folder = isset($data['folder']) ? trim($data['folder']) : 'root';
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// Validate folder: allow letters, numbers, underscores, dashes, spaces, and forward slashes
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if ($folder !== 'root' && !preg_match('/^[A-Za-z0-9_\- \/]+$/', $folder)) {
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echo json_encode(["error" => "Invalid folder name."]);
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exit;
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}
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// Trim any leading/trailing slashes and spaces.
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$folder = trim($folder, "/\\ ");
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// Build the upload directory.
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if ($folder !== 'root') {
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$uploadDir = rtrim(UPLOAD_DIR, '/\\') . DIRECTORY_SEPARATOR . $folder . DIRECTORY_SEPARATOR;
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} else {
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$uploadDir = rtrim(UPLOAD_DIR, '/\\') . DIRECTORY_SEPARATOR;
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}
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$deletedFiles = [];
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$errors = [];
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// Define a safe file name pattern: allow letters, numbers, underscores, dashes, dots, and spaces.
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$safeFileNamePattern = '/^[A-Za-z0-9_\-\. ]+$/';
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foreach ($data['files'] as $fileName) {
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$basename = basename(trim($fileName));
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// Validate the file name.
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if (!preg_match($safeFileNamePattern, $basename)) {
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$errors[] = "$basename has an invalid name.";
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continue;
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}
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$filePath = $uploadDir . $basename;
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if (file_exists($filePath)) {
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if (unlink($filePath)) {
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$deletedFiles[] = $fileName;
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} else {
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$errors[] = "Failed to delete $fileName";
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}
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} else {
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// Consider file already deleted.
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$deletedFiles[] = $fileName;
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}
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}
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if (empty($errors)) {
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echo json_encode(["success" => "Files deleted: " . implode(", ", $deletedFiles)]);
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} else {
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echo json_encode(["error" => implode("; ", $errors) . ". Files deleted: " . implode(", ", $deletedFiles)]);
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}
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?>
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