1139 lines
50 KiB
PHP
1139 lines
50 KiB
PHP
<?php
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// src/controllers/FileController.php
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require_once __DIR__ . '/../../config/config.php';
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require_once PROJECT_ROOT . '/src/models/FileModel.php';
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require_once PROJECT_ROOT . '/src/models/UserModel.php';
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require_once PROJECT_ROOT . '/src/models/FolderModel.php';
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require_once PROJECT_ROOT . '/src/lib/ACL.php';
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class FileController
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{
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/* =========================
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* Permission helpers (fail-closed)
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* ========================= */
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private function isAdmin(array $perms): bool {
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if (!empty($perms['admin']) || !empty($perms['isAdmin'])) return true;
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if (!empty($_SESSION['isAdmin']) && $_SESSION['isAdmin'] === true) return true;
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$role = $_SESSION['role'] ?? null;
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if ($role === 'admin' || $role === '1' || $role === 1) return true;
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$u = $_SESSION['username'] ?? '';
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if ($u) {
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$roleStr = userModel::getUserRole($u);
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if ($roleStr === '1') return true;
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}
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return false;
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}
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private function isFolderOnly(array $perms): bool {
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return !empty($perms['folderOnly']) || !empty($perms['userFolderOnly']) || !empty($perms['UserFolderOnly']);
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}
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private function getMetadataPath(string $folder): string {
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$folder = trim($folder);
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if ($folder === '' || strtolower($folder) === 'root') {
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return META_DIR . 'root_metadata.json';
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}
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return META_DIR . str_replace(['/', '\\', ' '], '-', $folder) . '_metadata.json';
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}
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private function loadFolderMetadata(string $folder): array {
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$meta = $this->getMetadataPath($folder);
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if (file_exists($meta)) {
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$data = json_decode(file_get_contents($meta), true);
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if (is_array($data)) return $data;
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}
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return [];
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}
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private function loadPerms(string $username): array {
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try {
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if (function_exists('loadUserPermissions')) {
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$p = loadUserPermissions($username);
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return is_array($p) ? $p : [];
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}
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if (class_exists('userModel') && method_exists('userModel', 'getUserPermissions')) {
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$all = userModel::getUserPermissions();
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if (is_array($all)) {
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if (isset($all[$username])) return (array)$all[$username];
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$lk = strtolower($username);
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if (isset($all[$lk])) return (array)$all[$lk];
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}
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}
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} catch (\Throwable $e) { /* ignore */ }
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return [];
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}
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/**
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* Ownership-only enforcement for a set of files in a folder.
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* Returns null if OK, or an error string.
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*/
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private function enforceScopeAndOwnership(string $folder, array $files, string $username, array $userPermissions): ?string {
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$ignoreOwnership = $this->isAdmin($userPermissions)
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|| ($userPermissions['bypassOwnership'] ?? (defined('DEFAULT_BYPASS_OWNERSHIP') ? DEFAULT_BYPASS_OWNERSHIP : false));
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if ($ignoreOwnership) return null;
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$metadata = $this->loadFolderMetadata($folder);
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foreach ($files as $f) {
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$name = basename((string)$f);
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if (!isset($metadata[$name]['uploader']) || strcasecmp((string)$metadata[$name]['uploader'], $username) !== 0) {
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return "Forbidden: you are not the owner of '{$name}'.";
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}
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}
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return null;
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}
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/**
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* True if the user is an owner of the folder or any ancestor folder (admin also true).
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*/
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private function ownsFolderOrAncestor(string $folder, string $username, array $userPermissions): bool {
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if ($this->isAdmin($userPermissions)) return true;
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$folder = ACL::normalizeFolder($folder);
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// Direct folder first, then walk up ancestors (excluding 'root' sentinel)
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$f = $folder;
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while ($f !== '' && strtolower($f) !== 'root') {
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if (ACL::isOwner($username, $userPermissions, $f)) {
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return true;
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}
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$pos = strrpos($f, '/');
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$f = ($pos === false) ? '' : substr($f, 0, $pos);
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}
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return false;
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}
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/**
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* Enforce per-folder scope when the account is in "folder-only" mode.
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* $need: 'read' (default) | 'write' | 'manage' | 'share' | 'read_own'
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* Returns null if allowed, or an error string if forbidden.
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*/
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private function enforceFolderScope(
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string $folder,
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string $username,
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array $userPermissions,
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string $need = 'read'
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): ?string {
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// Admins bypass all folder scope checks
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if ($this->isAdmin($userPermissions)) return null;
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// If the account isn't restricted to a folder scope, don't gate here
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if (!$this->isFolderOnly($userPermissions)) return null;
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$folder = ACL::normalizeFolder($folder);
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// If user owns this folder (or any ancestor), allow
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$f = $folder;
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while ($f !== '' && strtolower($f) !== 'root') {
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if (ACL::isOwner($username, $userPermissions, $f)) {
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return null;
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}
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$pos = strrpos($f, '/');
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$f = ($pos === false) ? '' : substr($f, 0, $pos);
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}
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// Otherwise, require the specific capability on the target folder
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$ok = false;
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switch ($need) {
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case 'manage':
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$ok = ACL::canManage($username, $userPermissions, $folder);
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break;
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case 'write':
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$ok = ACL::canWrite($username, $userPermissions, $folder);
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break;
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case 'share':
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$ok = ACL::canShare($username, $userPermissions, $folder);
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break;
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case 'read_own':
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$ok = ACL::canReadOwn($username, $userPermissions, $folder);
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break;
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default: // 'read'
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$ok = ACL::canRead($username, $userPermissions, $folder);
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}
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return $ok ? null : "Forbidden: folder scope violation.";
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}
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// --- small helpers ---
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private function _jsonStart(): void {
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if (session_status() !== PHP_SESSION_ACTIVE) session_start();
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header('Content-Type: application/json; charset=utf-8');
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set_error_handler(function ($severity, $message, $file, $line) {
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if (!(error_reporting() & $severity)) return;
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throw new ErrorException($message, 0, $severity, $file, $line);
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});
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}
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private function _jsonEnd(): void { restore_error_handler(); }
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private function _jsonOut(array $payload, int $status = 200): void {
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http_response_code($status);
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echo json_encode($payload, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
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}
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private function _checkCsrf(): bool {
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$headersArr = function_exists('getallheaders')
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? array_change_key_case(getallheaders(), CASE_LOWER)
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: [];
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$receivedToken = $headersArr['x-csrf-token'] ?? '';
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if (!isset($_SESSION['csrf_token']) || $receivedToken !== $_SESSION['csrf_token']) {
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$this->_jsonOut(['error' => 'Invalid CSRF token'], 403);
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return false;
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}
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return true;
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}
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private function _requireAuth(): bool {
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if (empty($_SESSION['authenticated']) || $_SESSION['authenticated'] !== true) {
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$this->_jsonOut(['error' => 'Unauthorized'], 401);
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return false;
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}
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return true;
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}
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private function _readJsonBody(): array {
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$raw = file_get_contents('php://input');
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$data = json_decode($raw, true);
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return is_array($data) ? $data : [];
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}
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private function _normalizeFolder($f): string {
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$f = trim((string)$f);
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if ($f === '' || strtolower($f) === 'root') return 'root';
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return $f;
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}
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private function _validFolder($f): bool {
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if ($f === 'root') return true;
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return (bool)preg_match(REGEX_FOLDER_NAME, $f);
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}
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private function _validFile($f): bool {
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$f = basename((string)$f);
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return $f !== '' && (bool)preg_match(REGEX_FILE_NAME, $f);
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}
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/* =========================
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* Actions
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* ========================= */
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public function copyFiles()
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{
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$this->_jsonStart();
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try {
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if (!$this->_checkCsrf()) return;
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if (!$this->_requireAuth()) return;
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$data = $this->_readJsonBody();
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if (!$data || !isset($data['source'], $data['destination'], $data['files']) || !is_array($data['files'])) {
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$this->_jsonOut(["error" => "Invalid request"], 400); return;
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}
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$sourceFolder = $this->_normalizeFolder($data['source']);
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$destinationFolder = $this->_normalizeFolder($data['destination']);
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$files = $data['files'];
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if (!$this->_validFolder($sourceFolder) || !$this->_validFolder($destinationFolder)) {
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$this->_jsonOut(["error" => "Invalid folder name(s)."], 400); return;
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}
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$username = $_SESSION['username'] ?? '';
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$userPermissions = $this->loadPerms($username);
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// Gate: need read on source (or ancestor-owner) and write on destination (or ancestor-owner)
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if (!(ACL::canRead($username, $userPermissions, $sourceFolder) || $this->ownsFolderOrAncestor($sourceFolder, $username, $userPermissions))) {
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$this->_jsonOut(["error"=>"Forbidden: no read access to source"], 403); return;
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}
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if (!(ACL::canWrite($username, $userPermissions, $destinationFolder) || $this->ownsFolderOrAncestor($destinationFolder, $username, $userPermissions))) {
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$this->_jsonOut(["error"=>"Forbidden: no write access to destination"], 403); return;
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}
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// Folder-scope checks with the needed capabilities
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$sv = $this->enforceFolderScope($sourceFolder, $username, $userPermissions, 'read');
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if ($sv) { $this->_jsonOut(["error"=>$sv], 403); return; }
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$dv = $this->enforceFolderScope($destinationFolder, $username, $userPermissions, 'write');
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if ($dv) { $this->_jsonOut(["error"=>$dv], 403); return; }
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// If the user doesn't have full read on source (only read_own), enforce per-file ownership
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$ignoreOwnership = $this->isAdmin($userPermissions)
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|| ($userPermissions['bypassOwnership'] ?? (defined('DEFAULT_BYPASS_OWNERSHIP') ? DEFAULT_BYPASS_OWNERSHIP : false));
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if (
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!$ignoreOwnership
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&& !ACL::canRead($username, $userPermissions, $sourceFolder) // no explicit full read
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&& ACL::hasGrant($username, $sourceFolder, 'read_own') // but has own-only
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) {
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$ownErr = $this->enforceScopeAndOwnership($sourceFolder, $files, $username, $userPermissions);
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if ($ownErr) { $this->_jsonOut(["error"=>$ownErr], 403); return; }
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}
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$result = FileModel::copyFiles($sourceFolder, $destinationFolder, $files);
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$this->_jsonOut($result);
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} catch (Throwable $e) {
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error_log('FileController::copyFiles error: '.$e->getMessage().' @ '.$e->getFile().':'.$e->getLine());
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$this->_jsonOut(['error' => 'Internal server error while copying files.'], 500);
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} finally { $this->_jsonEnd(); }
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}
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public function deleteFiles()
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{
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$this->_jsonStart();
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try {
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if (!$this->_checkCsrf()) return;
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if (!$this->_requireAuth()) return;
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$data = $this->_readJsonBody();
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if (!isset($data['files']) || !is_array($data['files'])) {
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$this->_jsonOut(["error" => "No file names provided"], 400); return;
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}
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$folder = $this->_normalizeFolder($data['folder'] ?? 'root');
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if (!$this->_validFolder($folder)) {
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$this->_jsonOut(["error" => "Invalid folder name."], 400); return;
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}
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$username = $_SESSION['username'] ?? '';
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$userPermissions = $this->loadPerms($username);
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// Need write (or ancestor-owner)
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if (!(ACL::canWrite($username, $userPermissions, $folder) || $this->ownsFolderOrAncestor($folder, $username, $userPermissions))) {
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$this->_jsonOut(["error"=>"Forbidden: no write access"], 403); return;
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}
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// Folder-scope: write
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$dv = $this->enforceFolderScope($folder, $username, $userPermissions, 'write');
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if ($dv) { $this->_jsonOut(["error"=>$dv], 403); return; }
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// Ownership enforcement for non-admins who are not folder owners
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$ignoreOwnership = $this->isAdmin($userPermissions)
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|| ($userPermissions['bypassOwnership'] ?? (defined('DEFAULT_BYPASS_OWNERSHIP') ? DEFAULT_BYPASS_OWNERSHIP : false));
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$isFolderOwner = ACL::isOwner($username, $userPermissions, $folder) || $this->ownsFolderOrAncestor($folder, $username, $userPermissions);
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if (!$ignoreOwnership && !$isFolderOwner) {
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$violation = $this->enforceScopeAndOwnership($folder, $data['files'], $username, $userPermissions);
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if ($violation) { $this->_jsonOut(["error"=>$violation], 403); return; }
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}
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$result = FileModel::deleteFiles($folder, $data['files']);
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$this->_jsonOut($result);
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} catch (Throwable $e) {
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error_log('FileController::deleteFiles error: '.$e->getMessage().' @ '.$e->getFile().':'.$e->getLine());
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$this->_jsonOut(['error' => 'Internal server error while deleting files.'], 500);
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} finally { $this->_jsonEnd(); }
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}
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public function moveFiles()
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{
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$this->_jsonStart();
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try {
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if (!$this->_checkCsrf()) return;
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if (!$this->_requireAuth()) return;
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$data = $this->_readJsonBody();
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if (!$data || !isset($data['source'], $data['destination'], $data['files']) || !is_array($data['files'])) {
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$this->_jsonOut(["error" => "Invalid request"], 400); return;
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}
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$sourceFolder = $this->_normalizeFolder($data['source']);
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$destinationFolder = $this->_normalizeFolder($data['destination']);
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if (!$this->_validFolder($sourceFolder) || !$this->_validFolder($destinationFolder)) {
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$this->_jsonOut(["error" => "Invalid folder name(s)."], 400); return;
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}
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$username = $_SESSION['username'] ?? '';
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$userPermissions = $this->loadPerms($username);
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// Require write on both ends (or ancestor-owner on each end)
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if (!(ACL::canWrite($username, $userPermissions, $sourceFolder) || $this->ownsFolderOrAncestor($sourceFolder, $username, $userPermissions))) {
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$this->_jsonOut(["error"=>"Forbidden: no write access to source"], 403); return;
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}
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if (!(ACL::canWrite($username, $userPermissions, $destinationFolder) || $this->ownsFolderOrAncestor($destinationFolder, $username, $userPermissions))) {
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$this->_jsonOut(["error"=>"Forbidden: no write access to destination"], 403); return;
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}
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$files = $data['files'];
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// Folder scope: need WRITE on both ends for a move
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$sv = $this->enforceFolderScope($sourceFolder, $username, $userPermissions, 'write');
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if ($sv) { $this->_jsonOut(["error"=>$sv], 403); return; }
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$dv = $this->enforceFolderScope($destinationFolder, $username, $userPermissions, 'write');
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if ($dv) { $this->_jsonOut(["error"=>$dv], 403); return; }
|
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// If the user doesn't have full read on source (only read_own), enforce per-file ownership
|
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$ignoreOwnership = $this->isAdmin($userPermissions)
|
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|| ($userPermissions['bypassOwnership'] ?? (defined('DEFAULT_BYPASS_OWNERSHIP') ? DEFAULT_BYPASS_OWNERSHIP : false));
|
|
|
|
if (
|
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!$ignoreOwnership
|
|
&& !ACL::canRead($username, $userPermissions, $sourceFolder) // no explicit full read
|
|
&& ACL::hasGrant($username, $sourceFolder, 'read_own') // but has own-only
|
|
) {
|
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$ownErr = $this->enforceScopeAndOwnership($sourceFolder, $files, $username, $userPermissions);
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if ($ownErr) { $this->_jsonOut(["error"=>$ownErr], 403); return; }
|
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}
|
|
|
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$result = FileModel::moveFiles($sourceFolder, $destinationFolder, $files);
|
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$this->_jsonOut($result);
|
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} catch (Throwable $e) {
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error_log('FileController::moveFiles error: '.$e->getMessage().' @ '.$e->getFile().':'.$e->getLine());
|
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$this->_jsonOut(['error' => 'Internal server error while moving files.'], 500);
|
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} finally { $this->_jsonEnd(); }
|
|
}
|
|
|
|
public function renameFile()
|
|
{
|
|
$this->_jsonStart();
|
|
try {
|
|
if (!$this->_checkCsrf()) return;
|
|
if (!$this->_requireAuth()) return;
|
|
|
|
$data = $this->_readJsonBody();
|
|
if (!$data || !isset($data['folder'], $data['oldName'], $data['newName'])) {
|
|
$this->_jsonOut(["error" => "Invalid input"], 400); return;
|
|
}
|
|
|
|
$folder = $this->_normalizeFolder($data['folder']);
|
|
$oldName = basename(trim((string)$data['oldName']));
|
|
$newName = basename(trim((string)$data['newName']));
|
|
if (!$this->_validFolder($folder)) { $this->_jsonOut(["error"=>"Invalid folder name"], 400); return; }
|
|
if (!$this->_validFile($oldName) || !$this->_validFile($newName)) {
|
|
$this->_jsonOut(["error"=>"Invalid file name(s)."], 400); return;
|
|
}
|
|
|
|
$username = $_SESSION['username'] ?? '';
|
|
$userPermissions = $this->loadPerms($username);
|
|
|
|
// Need write (or ancestor-owner)
|
|
if (!(ACL::canWrite($username, $userPermissions, $folder) || $this->ownsFolderOrAncestor($folder, $username, $userPermissions))) {
|
|
$this->_jsonOut(["error"=>"Forbidden: no write access"], 403); return;
|
|
}
|
|
|
|
// Folder scope: write
|
|
$dv = $this->enforceFolderScope($folder, $username, $userPermissions, 'write');
|
|
if ($dv) { $this->_jsonOut(["error"=>$dv], 403); return; }
|
|
|
|
// Ownership for non-admins when not a folder owner
|
|
$ignoreOwnership = $this->isAdmin($userPermissions)
|
|
|| ($userPermissions['bypassOwnership'] ?? (defined('DEFAULT_BYPASS_OWNERSHIP') ? DEFAULT_BYPASS_OWNERSHIP : false));
|
|
$isFolderOwner = ACL::isOwner($username, $userPermissions, $folder) || $this->ownsFolderOrAncestor($folder, $username, $userPermissions);
|
|
if (!$ignoreOwnership && !$isFolderOwner) {
|
|
$violation = $this->enforceScopeAndOwnership($folder, [$oldName], $username, $userPermissions);
|
|
if ($violation) { $this->_jsonOut(["error"=>$violation], 403); return; }
|
|
}
|
|
|
|
$result = FileModel::renameFile($folder, $oldName, $newName);
|
|
if (!is_array($result)) throw new RuntimeException('FileModel::renameFile returned non-array');
|
|
if (isset($result['error'])) { $this->_jsonOut($result, 400); return; }
|
|
$this->_jsonOut($result);
|
|
} catch (Throwable $e) {
|
|
error_log('FileController::renameFile error: '.$e->getMessage().' @ '.$e->getFile().':'.$e->getLine());
|
|
$this->_jsonOut(['error' => 'Internal server error while renaming file.'], 500);
|
|
} finally { $this->_jsonEnd(); }
|
|
}
|
|
|
|
public function saveFile()
|
|
{
|
|
$this->_jsonStart();
|
|
try {
|
|
if (!$this->_checkCsrf()) return;
|
|
if (!$this->_requireAuth()) return;
|
|
|
|
$data = $this->_readJsonBody();
|
|
if (empty($data) || !isset($data["fileName"])) {
|
|
$this->_jsonOut(["error" => "Invalid request data"], 400); return;
|
|
}
|
|
|
|
$fileName = basename(trim((string)$data["fileName"]));
|
|
$folder = $this->_normalizeFolder($data["folder"] ?? 'root');
|
|
if (!$this->_validFile($fileName)) { $this->_jsonOut(["error"=>"Invalid file name."], 400); return; }
|
|
if (!$this->_validFolder($folder)) { $this->_jsonOut(["error"=>"Invalid folder name."], 400); return; }
|
|
|
|
$username = $_SESSION['username'] ?? '';
|
|
$userPermissions = $this->loadPerms($username);
|
|
|
|
// Need write (or ancestor-owner)
|
|
if (!(ACL::canWrite($username, $userPermissions, $folder) || $this->ownsFolderOrAncestor($folder, $username, $userPermissions))) {
|
|
$this->_jsonOut(["error"=>"Forbidden: no write access"], 403); return;
|
|
}
|
|
|
|
// Folder scope: write
|
|
$dv = $this->enforceFolderScope($folder, $username, $userPermissions, 'write');
|
|
if ($dv) { $this->_jsonOut(["error"=>$dv], 403); return; }
|
|
|
|
// If overwriting, enforce ownership for non-admins (unless folder owner)
|
|
$baseDir = rtrim(UPLOAD_DIR, '/\\');
|
|
$dir = ($folder === 'root') ? $baseDir : $baseDir . DIRECTORY_SEPARATOR . $folder;
|
|
$path = $dir . DIRECTORY_SEPARATOR . $fileName;
|
|
if (is_file($path)) {
|
|
$ignoreOwnership = $this->isAdmin($userPermissions)
|
|
|| ($userPermissions['bypassOwnership'] ?? (defined('DEFAULT_BYPASS_OWNERSHIP') ? DEFAULT_BYPASS_OWNERSHIP : false))
|
|
|| ACL::isOwner($username, $userPermissions, $folder)
|
|
|| $this->ownsFolderOrAncestor($folder, $username, $userPermissions);
|
|
|
|
if (!$ignoreOwnership) {
|
|
$violation = $this->enforceScopeAndOwnership($folder, [$fileName], $username, $userPermissions);
|
|
if ($violation) { $this->_jsonOut(["error"=>$violation], 403); return; }
|
|
}
|
|
}
|
|
|
|
$deny = ['php','phtml','phar','php3','php4','php5','php7','php8','pht','shtml','cgi','fcgi'];
|
|
$ext = strtolower(pathinfo($fileName, PATHINFO_EXTENSION));
|
|
if (in_array($ext, $deny, true)) {
|
|
$this->_jsonOut(['error' => 'Saving this file type is not allowed.'], 400); return;
|
|
}
|
|
|
|
$content = (string)($data['content'] ?? '');
|
|
$result = FileModel::saveFile($folder, $fileName, $content, $username);
|
|
if (!is_array($result)) throw new RuntimeException('FileModel::saveFile returned non-array');
|
|
if (isset($result['error'])) { $this->_jsonOut($result, 400); return; }
|
|
$this->_jsonOut($result);
|
|
} catch (Throwable $e) {
|
|
error_log('FileController::saveFile error: '.$e->getMessage().' @ '.$e->getFile().':'.$e->getLine());
|
|
$this->_jsonOut(['error' => 'Internal server error while saving file.'], 500);
|
|
} finally { $this->_jsonEnd(); }
|
|
}
|
|
|
|
public function downloadFile()
|
|
{
|
|
if (!isset($_SESSION['authenticated']) || $_SESSION['authenticated'] !== true) {
|
|
http_response_code(401);
|
|
header('Content-Type: application/json');
|
|
echo json_encode(["error" => "Unauthorized"]);
|
|
exit;
|
|
}
|
|
|
|
$file = isset($_GET['file']) ? basename($_GET['file']) : '';
|
|
$folder = isset($_GET['folder']) ? trim($_GET['folder']) : 'root';
|
|
|
|
if (!preg_match(REGEX_FILE_NAME, $file)) {
|
|
http_response_code(400);
|
|
echo json_encode(["error" => "Invalid file name."]);
|
|
exit;
|
|
}
|
|
if ($folder !== 'root' && !preg_match(REGEX_FOLDER_NAME, $folder)) {
|
|
http_response_code(400);
|
|
echo json_encode(["error" => "Invalid folder name."]);
|
|
exit;
|
|
}
|
|
|
|
$username = $_SESSION['username'] ?? '';
|
|
$perms = $this->loadPerms($username);
|
|
|
|
$ignoreOwnership = $this->isAdmin($perms)
|
|
|| ($perms['bypassOwnership'] ?? (defined('DEFAULT_BYPASS_OWNERSHIP') ? DEFAULT_BYPASS_OWNERSHIP : false));
|
|
|
|
// Treat ancestor-folder ownership as full view as well
|
|
$fullView = $ignoreOwnership
|
|
|| ACL::canRead($username, $perms, $folder)
|
|
|| $this->ownsFolderOrAncestor($folder, $username, $perms);
|
|
|
|
$ownGrant = !$fullView && ACL::hasGrant($username, $folder, 'read_own');
|
|
|
|
if (!$fullView && !$ownGrant) {
|
|
http_response_code(403);
|
|
echo json_encode(["error" => "Forbidden: no view access to this folder."]);
|
|
exit;
|
|
}
|
|
|
|
// If own-only, enforce uploader==user
|
|
if ($ownGrant) {
|
|
$meta = $this->loadFolderMetadata($folder);
|
|
if (!isset($meta[$file]['uploader']) || strcasecmp((string)$meta[$file]['uploader'], $username) !== 0) {
|
|
http_response_code(403);
|
|
echo json_encode(["error" => "Forbidden: you are not the owner of this file."]);
|
|
exit;
|
|
}
|
|
}
|
|
|
|
$downloadInfo = FileModel::getDownloadInfo($folder, $file);
|
|
if (isset($downloadInfo['error'])) {
|
|
http_response_code((in_array($downloadInfo['error'], ["File not found.", "Access forbidden."])) ? 404 : 400);
|
|
echo json_encode(["error" => $downloadInfo['error']]);
|
|
exit;
|
|
}
|
|
|
|
$realFilePath = $downloadInfo['filePath'];
|
|
$mimeType = $downloadInfo['mimeType'];
|
|
header("Content-Type: " . $mimeType);
|
|
|
|
$ext = strtolower(pathinfo($realFilePath, PATHINFO_EXTENSION));
|
|
$inlineImageTypes = ['jpg','jpeg','png','gif','bmp','webp','svg','ico'];
|
|
if (in_array($ext, $inlineImageTypes, true)) {
|
|
header('Content-Disposition: inline; filename="' . basename($realFilePath) . '"');
|
|
} else {
|
|
header('Content-Disposition: attachment; filename="' . basename($realFilePath) . '"');
|
|
}
|
|
header('Content-Length: ' . filesize($realFilePath));
|
|
readfile($realFilePath);
|
|
exit;
|
|
}
|
|
|
|
public function downloadZip()
|
|
{
|
|
$this->_jsonStart();
|
|
try {
|
|
if (!$this->_checkCsrf()) return;
|
|
if (!$this->_requireAuth()) return;
|
|
|
|
$data = $this->_readJsonBody();
|
|
if (!is_array($data) || !isset($data['folder'], $data['files']) || !is_array($data['files'])) {
|
|
$this->_jsonOut(["error" => "Invalid input."], 400); return;
|
|
}
|
|
|
|
$folder = $this->_normalizeFolder($data['folder']);
|
|
$files = $data['files'];
|
|
if (!$this->_validFolder($folder)) { $this->_jsonOut(["error"=>"Invalid folder name."], 400); return; }
|
|
|
|
$username = $_SESSION['username'] ?? '';
|
|
$perms = $this->loadPerms($username);
|
|
|
|
// Optional zip gate by account flag
|
|
if (!$this->isAdmin($perms) && array_key_exists('canZip', $perms) && !$perms['canZip']) {
|
|
$this->_jsonOut(["error" => "ZIP downloads are not allowed for your account."], 403); return;
|
|
}
|
|
|
|
$ignoreOwnership = $this->isAdmin($perms)
|
|
|| ($perms['bypassOwnership'] ?? (defined('DEFAULT_BYPASS_OWNERSHIP') ? DEFAULT_BYPASS_OWNERSHIP : false));
|
|
|
|
// Ancestor-owner counts as full view
|
|
$fullView = $ignoreOwnership
|
|
|| ACL::canRead($username, $perms, $folder)
|
|
|| $this->ownsFolderOrAncestor($folder, $username, $perms);
|
|
$ownOnly = !$fullView && ACL::hasGrant($username, $folder, 'read_own');
|
|
|
|
if (!$fullView && !$ownOnly) {
|
|
$this->_jsonOut(["error" => "Forbidden: no view access to this folder."], 403); return;
|
|
}
|
|
|
|
// If own-only, ensure all files are owned by the user
|
|
if ($ownOnly) {
|
|
$meta = $this->loadFolderMetadata($folder);
|
|
foreach ($files as $f) {
|
|
$bn = basename((string)$f);
|
|
if (!isset($meta[$bn]['uploader']) || strcasecmp((string)$meta[$bn]['uploader'], $username) !== 0) {
|
|
$this->_jsonOut(["error" => "Forbidden: you are not the owner of '{$bn}'."], 403); return;
|
|
}
|
|
}
|
|
}
|
|
|
|
$result = FileModel::createZipArchive($folder, $files);
|
|
if (isset($result['error'])) {
|
|
$this->_jsonOut(["error" => $result['error']], 400); return;
|
|
}
|
|
|
|
$zipPath = $result['zipPath'] ?? null;
|
|
if (!$zipPath || !file_exists($zipPath)) { $this->_jsonOut(["error"=>"ZIP archive not found."], 500); return; }
|
|
|
|
// switch to file streaming
|
|
header_remove('Content-Type');
|
|
header('Content-Type: application/zip');
|
|
header('Content-Disposition: attachment; filename="files.zip"');
|
|
header('Content-Length: ' . filesize($zipPath));
|
|
header('Cache-Control: no-store, no-cache, must-revalidate');
|
|
header('Pragma: no-cache');
|
|
|
|
readfile($zipPath);
|
|
@unlink($zipPath);
|
|
exit;
|
|
} catch (Throwable $e) {
|
|
error_log('FileController::downloadZip error: '.$e->getMessage().' @ '.$e->getFile().':'.$e->getLine());
|
|
$this->_jsonOut(['error' => 'Internal server error while preparing ZIP.'], 500);
|
|
} finally { $this->_jsonEnd(); }
|
|
}
|
|
|
|
public function extractZip()
|
|
{
|
|
$this->_jsonStart();
|
|
try {
|
|
if (!$this->_checkCsrf()) return;
|
|
if (!$this->_requireAuth()) return;
|
|
|
|
$data = $this->_readJsonBody();
|
|
if (!is_array($data) || !isset($data['folder'], $data['files']) || !is_array($data['files'])) {
|
|
$this->_jsonOut(["error" => "Invalid input."], 400); return;
|
|
}
|
|
|
|
$folder = $this->_normalizeFolder($data['folder']);
|
|
if (!$this->_validFolder($folder)) { $this->_jsonOut(["error"=>"Invalid folder name."], 400); return; }
|
|
|
|
$username = $_SESSION['username'] ?? '';
|
|
$perms = $this->loadPerms($username);
|
|
|
|
// must be able to write into target folder (or be ancestor-owner)
|
|
if (!(ACL::canWrite($username, $perms, $folder) || $this->ownsFolderOrAncestor($folder, $username, $perms))) {
|
|
$this->_jsonOut(["error"=>"Forbidden: no write access to destination"], 403); return;
|
|
}
|
|
|
|
// Folder scope: write
|
|
$dv = $this->enforceFolderScope($folder, $username, $perms, 'write');
|
|
if ($dv) { $this->_jsonOut(["error"=>$dv], 403); return; }
|
|
|
|
$result = FileModel::extractZipArchive($folder, $data['files']);
|
|
$this->_jsonOut($result);
|
|
} catch (Throwable $e) {
|
|
error_log('FileController::extractZip error: '.$e->getMessage().' @ '.$e->getFile().':'.$e->getLine());
|
|
$this->_jsonOut(['error' => 'Internal server error while extracting ZIP.'], 500);
|
|
} finally { $this->_jsonEnd(); }
|
|
}
|
|
|
|
public function shareFile()
|
|
{
|
|
$token = filter_input(INPUT_GET, 'token', FILTER_SANITIZE_STRING);
|
|
$providedPass = filter_input(INPUT_GET, 'pass', FILTER_SANITIZE_STRING);
|
|
|
|
if (empty($token)) {
|
|
http_response_code(400);
|
|
header('Content-Type: application/json');
|
|
echo json_encode(["error" => "Missing token."]);
|
|
exit;
|
|
}
|
|
|
|
$record = FileModel::getShareRecord($token);
|
|
if (!$record) {
|
|
http_response_code(404);
|
|
header('Content-Type: application/json');
|
|
echo json_encode(["error" => "Share link not found."]);
|
|
exit;
|
|
}
|
|
|
|
if (time() > $record['expires']) {
|
|
http_response_code(403);
|
|
header('Content-Type: application/json');
|
|
echo json_encode(["error" => "This link has expired."]);
|
|
exit;
|
|
}
|
|
|
|
if (!empty($record['password']) && empty($providedPass)) {
|
|
header("Content-Type: text/html; charset=utf-8");
|
|
?>
|
|
<!DOCTYPE html>
|
|
<html>
|
|
<head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1"><title>Enter Password</title></head>
|
|
<body>
|
|
<h2>This file is protected by a password.</h2>
|
|
<form method="get" action="/api/file/share.php">
|
|
<input type="hidden" name="token" value="<?php echo htmlspecialchars($token, ENT_QUOTES, 'UTF-8'); ?>">
|
|
<label for="pass">Password:</label>
|
|
<input type="password" name="pass" id="pass" required>
|
|
<button type="submit">Submit</button>
|
|
</form>
|
|
</body>
|
|
</html>
|
|
<?php
|
|
exit;
|
|
}
|
|
|
|
if (!empty($record['password'])) {
|
|
if (!password_verify($providedPass, $record['password'])) {
|
|
http_response_code(403);
|
|
header('Content-Type: application/json');
|
|
echo json_encode(["error" => "Invalid password."]);
|
|
exit;
|
|
}
|
|
}
|
|
|
|
$folder = trim($record['folder'], "/\\ ");
|
|
$file = $record['file'];
|
|
$filePath = rtrim(UPLOAD_DIR, '/\\') . DIRECTORY_SEPARATOR;
|
|
if (!empty($folder) && strtolower($folder) !== 'root') {
|
|
$filePath .= $folder . DIRECTORY_SEPARATOR;
|
|
}
|
|
$filePath .= $file;
|
|
|
|
$realFilePath = realpath($filePath);
|
|
$uploadDirReal = realpath(UPLOAD_DIR);
|
|
if ($realFilePath === false || strpos($realFilePath, $uploadDirReal) !== 0) {
|
|
http_response_code(404);
|
|
header('Content-Type: application/json');
|
|
echo json_encode(["error" => "File not found."]);
|
|
exit;
|
|
}
|
|
if (!file_exists($realFilePath)) {
|
|
http_response_code(404);
|
|
header('Content-Type: application/json');
|
|
echo json_encode(["error" => "File not found."]);
|
|
exit;
|
|
}
|
|
|
|
$mimeType = mime_content_type($realFilePath);
|
|
header("Content-Type: " . $mimeType);
|
|
$ext = strtolower(pathinfo($realFilePath, PATHINFO_EXTENSION));
|
|
if (in_array($ext, ['jpg', 'jpeg', 'png', 'gif', 'bmp', 'webp', 'svg', 'ico'])) {
|
|
header('Content-Disposition: inline; filename="' . basename($realFilePath) . '"');
|
|
} else {
|
|
header('Content-Disposition: attachment; filename="' . basename($realFilePath) . '"');
|
|
}
|
|
header("Cache-Control: no-store, no-cache, must-revalidate");
|
|
header("Pragma: no-cache");
|
|
header('Content-Length: ' . filesize($realFilePath));
|
|
|
|
readfile($realFilePath);
|
|
exit;
|
|
}
|
|
|
|
public function createShareLink()
|
|
{
|
|
$this->_jsonStart();
|
|
try {
|
|
if (!$this->_requireAuth()) return;
|
|
|
|
$input = $this->_readJsonBody();
|
|
if (!$input) { $this->_jsonOut(["error" => "Invalid input."], 400); return; }
|
|
|
|
$folder = $this->_normalizeFolder($input['folder'] ?? '');
|
|
$file = basename((string)($input['file'] ?? ''));
|
|
$value = isset($input['expirationValue']) ? (int)$input['expirationValue'] : 60;
|
|
$unit = $input['expirationUnit'] ?? 'minutes';
|
|
$password = (string)($input['password'] ?? '');
|
|
|
|
if (!$this->_validFolder($folder)) { $this->_jsonOut(["error"=>"Invalid folder name."], 400); return; }
|
|
if (!$this->_validFile($file)) { $this->_jsonOut(["error"=>"Invalid file name."], 400); return; }
|
|
|
|
$username = $_SESSION['username'] ?? '';
|
|
$userPermissions = $this->loadPerms($username);
|
|
|
|
// Need share (or ancestor-owner)
|
|
if (!(ACL::canShare($username, $userPermissions, $folder) || $this->ownsFolderOrAncestor($folder, $username, $userPermissions))) {
|
|
$this->_jsonOut(["error"=>"Forbidden: no share access"], 403); return;
|
|
}
|
|
|
|
// Folder scope: share
|
|
$sv = $this->enforceFolderScope($folder, $username, $userPermissions, 'share');
|
|
if ($sv) { $this->_jsonOut(["error"=>$sv], 403); return; }
|
|
|
|
// Ownership unless admin/folder-owner
|
|
$ignoreOwnership = $this->isAdmin($userPermissions)
|
|
|| ($userPermissions['bypassOwnership'] ?? (defined('DEFAULT_BYPASS_OWNERSHIP') ? DEFAULT_BYPASS_OWNERSHIP : false))
|
|
|| ACL::isOwner($username, $userPermissions, $folder)
|
|
|| $this->ownsFolderOrAncestor($folder, $username, $userPermissions);
|
|
|
|
if (!$ignoreOwnership) {
|
|
$meta = $this->loadFolderMetadata($folder);
|
|
if (!isset($meta[$file]['uploader']) || strcasecmp((string)$meta[$file]['uploader'], $username) !== 0) {
|
|
$this->_jsonOut(["error" => "Forbidden: you are not the owner of this file."], 403); return;
|
|
}
|
|
}
|
|
|
|
switch ($unit) {
|
|
case 'seconds': $expirationSeconds = $value; break;
|
|
case 'hours': $expirationSeconds = $value * 3600; break;
|
|
case 'days': $expirationSeconds = $value * 86400; break;
|
|
case 'minutes':
|
|
default: $expirationSeconds = $value * 60; break;
|
|
}
|
|
|
|
$result = FileModel::createShareLink($folder, $file, $expirationSeconds, $password);
|
|
$this->_jsonOut($result);
|
|
} catch (Throwable $e) {
|
|
error_log('FileController::createShareLink error: '.$e->getMessage().' @ '.$e->getFile().':'.$e->getLine());
|
|
$this->_jsonOut(['error' => 'Internal server error while creating share link.'], 500);
|
|
} finally { $this->_jsonEnd(); }
|
|
}
|
|
|
|
public function getTrashItems()
|
|
{
|
|
$this->_jsonStart();
|
|
try {
|
|
if (!$this->_requireAuth()) return;
|
|
$perms = $this->loadPerms($_SESSION['username'] ?? '');
|
|
if (!$this->isAdmin($perms)) { $this->_jsonOut(['error'=>'Admin only'], 403); return; }
|
|
|
|
$trashItems = FileModel::getTrashItems();
|
|
$this->_jsonOut($trashItems);
|
|
} catch (Throwable $e) {
|
|
error_log('FileController::getTrashItems error: '.$e->getMessage());
|
|
$this->_jsonOut(['error' => 'Internal server error while fetching trash.'], 500);
|
|
} finally { $this->_jsonEnd(); }
|
|
}
|
|
|
|
public function restoreFiles()
|
|
{
|
|
$this->_jsonStart();
|
|
try {
|
|
if (!$this->_checkCsrf()) return;
|
|
if (!$this->_requireAuth()) return;
|
|
$perms = $this->loadPerms($_SESSION['username'] ?? '');
|
|
if (!$this->isAdmin($perms)) { $this->_jsonOut(['error'=>'Admin only'], 403); return; }
|
|
|
|
$data = $this->_readJsonBody();
|
|
if (!isset($data['files']) || !is_array($data['files'])) {
|
|
$this->_jsonOut(["error" => "No file or folder identifiers provided"], 400); return;
|
|
}
|
|
$result = FileModel::restoreFiles($data['files']);
|
|
$this->_jsonOut($result);
|
|
} catch (Throwable $e) {
|
|
error_log('FileController::restoreFiles error: '.$e->getMessage());
|
|
$this->_jsonOut(['error' => 'Internal server error while restoring files.'], 500);
|
|
} finally { $this->_jsonEnd(); }
|
|
}
|
|
|
|
public function deleteTrashFiles()
|
|
{
|
|
$this->_jsonStart();
|
|
try {
|
|
if (!$this->_checkCsrf()) return;
|
|
if (!$this->_requireAuth()) return;
|
|
$perms = $this->loadPerms($_SESSION['username'] ?? '');
|
|
if (!$this->isAdmin($perms)) { $this->_jsonOut(['error'=>'Admin only'], 403); return; }
|
|
|
|
$data = $this->_readJsonBody();
|
|
if (!$data) { $this->_jsonOut(["error" => "Invalid input"], 400); return; }
|
|
|
|
$filesToDelete = [];
|
|
if (!empty($data['deleteAll'])) {
|
|
$trashDir = rtrim(TRASH_DIR, '/\\') . DIRECTORY_SEPARATOR;
|
|
$shareFile = $trashDir . "trash.json";
|
|
if (file_exists($shareFile)) {
|
|
$tmp = json_decode(file_get_contents($shareFile), true);
|
|
if (is_array($tmp)) {
|
|
foreach ($tmp as $item) {
|
|
if (!empty($item['trashName'])) $filesToDelete[] = $item['trashName'];
|
|
}
|
|
}
|
|
}
|
|
} elseif (isset($data['files']) && is_array($data['files'])) {
|
|
$filesToDelete = $data['files'];
|
|
} else {
|
|
$this->_jsonOut(["error" => "No trash file identifiers provided"], 400); return;
|
|
}
|
|
|
|
$result = FileModel::deleteTrashFiles($filesToDelete);
|
|
if (!empty($result['deleted'])) {
|
|
$msg = "Trash item".(count($result['deleted']) === 1 ? "" : "s")." deleted: ".implode(", ", $result['deleted']);
|
|
$this->_jsonOut(["success"=>$msg]);
|
|
} elseif (!empty($result['error'])) {
|
|
$this->_jsonOut(["error"=>$result['error']], 400);
|
|
} else {
|
|
$this->_jsonOut(["success"=>"No items to delete."]);
|
|
}
|
|
} catch (Throwable $e) {
|
|
error_log('FileController::deleteTrashFiles error: '.$e->getMessage());
|
|
$this->_jsonOut(['error' => 'Internal server error while deleting trash files.'], 500);
|
|
} finally { $this->_jsonEnd(); }
|
|
}
|
|
|
|
public function getFileTags(): void
|
|
{
|
|
header('Content-Type: application/json; charset=utf-8');
|
|
$tags = FileModel::getFileTags();
|
|
echo json_encode($tags);
|
|
exit;
|
|
}
|
|
|
|
public function saveFileTag(): void
|
|
{
|
|
$this->_jsonStart();
|
|
try {
|
|
if (!$this->_checkCsrf()) return;
|
|
if (!$this->_requireAuth()) return;
|
|
|
|
$data = $this->_readJsonBody();
|
|
if (!$data) { $this->_jsonOut(["error" => "No data received"], 400); return; }
|
|
|
|
$file = trim((string)($data['file'] ?? ''));
|
|
$folder = $this->_normalizeFolder($data['folder'] ?? 'root');
|
|
$tags = $data['tags'] ?? [];
|
|
$deleteGlobal= !empty($data['deleteGlobal']);
|
|
$tagToDelete = isset($data['tagToDelete']) ? trim((string)$data['tagToDelete']) : null;
|
|
|
|
if ($file === '' || !$this->_validFile($file)) { $this->_jsonOut(["error"=>"Invalid file."], 400); return; }
|
|
if (!$this->_validFolder($folder)) { $this->_jsonOut(["error"=>"Invalid folder name."], 400); return; }
|
|
|
|
$username = $_SESSION['username'] ?? '';
|
|
$userPermissions = $this->loadPerms($username);
|
|
|
|
// Need write (or ancestor-owner)
|
|
if (!(ACL::canWrite($username, $userPermissions, $folder) || $this->ownsFolderOrAncestor($folder, $username, $userPermissions))) {
|
|
$this->_jsonOut(["error"=>"Forbidden: no write access"], 403); return;
|
|
}
|
|
|
|
// Folder scope: write
|
|
$dv = $this->enforceFolderScope($folder, $username, $userPermissions, 'write');
|
|
if ($dv) { $this->_jsonOut(["error"=>$dv], 403); return; }
|
|
|
|
// Ownership unless admin/folder-owner
|
|
$ignoreOwnership = $this->isAdmin($userPermissions)
|
|
|| ($userPermissions['bypassOwnership'] ?? (defined('DEFAULT_BYPASS_OWNERSHIP') ? DEFAULT_BYPASS_OWNERSHIP : false))
|
|
|| ACL::isOwner($username, $userPermissions, $folder)
|
|
|| $this->ownsFolderOrAncestor($folder, $username, $userPermissions);
|
|
if (!$ignoreOwnership) {
|
|
$meta = $this->loadFolderMetadata($folder);
|
|
if (!isset($meta[$file]['uploader']) || strcasecmp((string)$meta[$file]['uploader'], $username) !== 0) {
|
|
$this->_jsonOut(["error" => "Forbidden: you are not the owner of this file."], 403); return;
|
|
}
|
|
}
|
|
|
|
$result = FileModel::saveFileTag($folder, $file, $tags, $deleteGlobal, $tagToDelete);
|
|
$this->_jsonOut($result);
|
|
} catch (Throwable $e) {
|
|
error_log('FileController::saveFileTag error: '.$e->getMessage().' @ '.$e->getFile().':'.$e->getLine());
|
|
$this->_jsonOut(['error' => 'Internal server error while saving tags.'], 500);
|
|
} finally { $this->_jsonEnd(); }
|
|
}
|
|
|
|
public function getFileList(): void
|
|
{
|
|
if (session_status() !== PHP_SESSION_ACTIVE) session_start();
|
|
header('Content-Type: application/json; charset=utf-8');
|
|
|
|
// convert warnings/notices to exceptions for cleaner error handling
|
|
set_error_handler(function ($severity, $message, $file, $line) {
|
|
if (!(error_reporting() & $severity)) return;
|
|
throw new ErrorException($message, 0, $severity, $file, $line);
|
|
});
|
|
|
|
try {
|
|
if (empty($_SESSION['username'])) {
|
|
http_response_code(401);
|
|
echo json_encode(['error' => 'Unauthorized']);
|
|
return;
|
|
}
|
|
|
|
if (!is_dir(META_DIR)) @mkdir(META_DIR, 0775, true);
|
|
|
|
$folder = isset($_GET['folder']) ? trim((string)$_GET['folder']) : 'root';
|
|
if ($folder !== 'root' && !preg_match(REGEX_FOLDER_NAME, $folder)) {
|
|
http_response_code(400);
|
|
echo json_encode(['error' => 'Invalid folder name.']);
|
|
return;
|
|
}
|
|
|
|
if (!is_dir(UPLOAD_DIR)) {
|
|
http_response_code(500);
|
|
echo json_encode(['error' => 'Uploads directory not found.']);
|
|
return;
|
|
}
|
|
|
|
// ---- Folder-level view checks (full vs own-only) ----
|
|
$username = $_SESSION['username'] ?? '';
|
|
$perms = $this->loadPerms($username);
|
|
|
|
// Full view if read OR ancestor owner
|
|
$fullView = ACL::canRead($username, $perms, $folder) || $this->ownsFolderOrAncestor($folder, $username, $perms);
|
|
$ownOnlyGrant = ACL::hasGrant($username, $folder, 'read_own');
|
|
|
|
if (!$fullView && !$ownOnlyGrant) {
|
|
http_response_code(403);
|
|
echo json_encode(['error' => 'Forbidden: no view access to this folder.']);
|
|
return;
|
|
}
|
|
|
|
// Fetch the list
|
|
$result = FileModel::getFileList($folder);
|
|
if ($result === false || $result === null) {
|
|
http_response_code(500);
|
|
echo json_encode(['error' => 'File model failed.']);
|
|
return;
|
|
}
|
|
if (!is_array($result)) {
|
|
throw new RuntimeException('FileModel::getFileList returned a non-array.');
|
|
}
|
|
if (isset($result['error'])) {
|
|
http_response_code(400);
|
|
echo json_encode($result);
|
|
return;
|
|
}
|
|
|
|
// ---- Apply own-only filter if user does NOT have full view ----
|
|
if (!$fullView && $ownOnlyGrant && isset($result['files'])) {
|
|
$files = $result['files'];
|
|
|
|
// If files keyed by filename
|
|
if (is_array($files) && array_keys($files) !== range(0, count($files) - 1)) {
|
|
$filtered = [];
|
|
foreach ($files as $name => $meta) {
|
|
if (isset($meta['uploader']) && strcasecmp((string)$meta['uploader'], $username) === 0) {
|
|
$filtered[$name] = $meta;
|
|
}
|
|
}
|
|
$result['files'] = $filtered;
|
|
}
|
|
// If files are a numeric array of metadata
|
|
else if (is_array($files)) {
|
|
$result['files'] = array_values(array_filter(
|
|
$files,
|
|
function ($f) use ($username) {
|
|
return isset($f['uploader']) && strcasecmp((string)$f['uploader'], $username) === 0;
|
|
}
|
|
));
|
|
}
|
|
}
|
|
|
|
echo json_encode($result, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
|
|
} catch (Throwable $e) {
|
|
error_log('FileController::getFileList error: '.$e->getMessage().' in '.$e->getFile().':'.$e->getLine());
|
|
http_response_code(500);
|
|
echo json_encode(['error' => 'Internal server error while listing files.']);
|
|
} finally {
|
|
restore_error_handler();
|
|
}
|
|
}
|
|
|
|
public function getShareLinks()
|
|
{
|
|
header('Content-Type: application/json');
|
|
$shareFile = FileModel::getAllShareLinks();
|
|
echo json_encode($shareFile, JSON_PRETTY_PRINT);
|
|
}
|
|
|
|
public function getAllShareLinks(): void
|
|
{
|
|
header('Content-Type: application/json');
|
|
$shareFile = META_DIR . 'share_links.json';
|
|
$links = file_exists($shareFile)
|
|
? json_decode(file_get_contents($shareFile), true) ?? []
|
|
: [];
|
|
$now = time();
|
|
$cleaned = [];
|
|
|
|
foreach ($links as $token => $record) {
|
|
if (!empty($record['expires']) && $record['expires'] < $now) continue;
|
|
$cleaned[$token] = $record;
|
|
}
|
|
|
|
if (count($cleaned) !== count($links)) {
|
|
file_put_contents($shareFile, json_encode($cleaned, JSON_PRETTY_PRINT));
|
|
}
|
|
|
|
echo json_encode($cleaned);
|
|
}
|
|
|
|
public function deleteShareLink()
|
|
{
|
|
header('Content-Type: application/json');
|
|
$token = $_POST['token'] ?? '';
|
|
if (!$token) { echo json_encode(['success' => false, 'error' => 'No token provided']); return; }
|
|
|
|
$deleted = FileModel::deleteShareLink($token);
|
|
echo json_encode($deleted ? ['success' => true] : ['success' => false, 'error' => 'Not found']);
|
|
}
|
|
|
|
public function createFile(): void
|
|
{
|
|
$this->_jsonStart();
|
|
try {
|
|
if (!$this->_requireAuth()) return;
|
|
|
|
$body = $this->_readJsonBody();
|
|
$folder = $this->_normalizeFolder($body['folder'] ?? 'root');
|
|
$filename = basename(trim((string)($body['name'] ?? '')));
|
|
|
|
if (!$this->_validFolder($folder)) { $this->_jsonOut(["error" => "Invalid folder name."], 400); return; }
|
|
if (!$this->_validFile($filename)) { $this->_jsonOut(["error" => "Invalid file name."], 400); return; }
|
|
|
|
$username = $_SESSION['username'] ?? '';
|
|
$userPermissions = $this->loadPerms($username);
|
|
|
|
// Need write (or ancestor-owner)
|
|
if (!(ACL::canWrite($username, $userPermissions, $folder) || $this->ownsFolderOrAncestor($folder, $username, $userPermissions))) {
|
|
$this->_jsonOut(["error"=>"Forbidden: no write access"], 403); return;
|
|
}
|
|
|
|
// Folder scope: write
|
|
$dv = $this->enforceFolderScope($folder, $username, $userPermissions, 'write');
|
|
if ($dv) { $this->_jsonOut(["error"=>$dv], 403); return; }
|
|
|
|
$result = FileModel::createFile($folder, $filename, $username);
|
|
if (empty($result['success'])) {
|
|
$this->_jsonOut(['success'=>false,'error'=>$result['error'] ?? 'Failed to create file'], $result['code'] ?? 400);
|
|
return;
|
|
}
|
|
$this->_jsonOut(['success'=>true]);
|
|
} catch (Throwable $e) {
|
|
error_log('FileController::createFile error: '.$e->getMessage().' @ '.$e->getFile().':'.$e->getLine());
|
|
$this->_jsonOut(['error' => 'Internal server error while creating file.'], 500);
|
|
} finally { $this->_jsonEnd(); }
|
|
}
|
|
}
|