update ui

upload_chunk.php

@@ -1,8 +1,118 @@
 <?php
 
-$filename = basename($_POST['filename']);
-$index = intval($_POST['index']);
-$tmpDir = __DIR__ . '/upload_chunks/' . $filename;
-if (!file_exists($tmpDir)) mkdir($tmpDir, 0777, true);
+// Включаем отображение всех ошибок для отладки
+error_reporting(E_ALL);
+ini_set('display_errors', 1);
+ini_set('log_errors', 1);
 
-move_uploaded_file($_FILES['chunk']['tmp_name'], "$tmpDir/$index.part");
+session_start();
+
+try {
+    error_log("=== UPLOAD CHUNK START ===");
+    error_log("POST data: " . print_r($_POST, true));
+    error_log("FILES data: " . print_r($_FILES, true));
+    error_log("Session data: " . print_r($_SESSION, true));
+
+    require_once __DIR__ . '/config.php';
+    require_once __DIR__ . '/functions.php';
+
+    // Проверка авторизации
+    if (!isset($_SESSION['logged_in'])) {
+        error_log("ERROR: User not logged in");
+        http_response_code(403);
+        echo "Not authorized";
+        exit;
+    }
+
+    // Проверка CSRF токена
+    $csrf_token = $_POST['csrf_token'] ?? '';
+    error_log("CSRF token from POST: " . $csrf_token);
+    error_log("CSRF token from session: " . ($_SESSION['csrf_token'] ?? 'NOT SET'));
+
+    if (!verifyCSRFToken($csrf_token)) {
+        error_log("ERROR: CSRF token verification failed");
+        http_response_code(403);
+        echo "CSRF token verification failed";
+        exit;
+    }
+
+    // Проверка данных POST
+    if (!isset($_POST['filename']) || !isset($_POST['index'])) {
+        error_log("ERROR: Missing POST parameters");
+        http_response_code(400);
+        echo "Missing parameters";
+        exit;
+    }
+
+    // Проверка загруженного файла
+    if (!isset($_FILES['chunk']) || $_FILES['chunk']['error'] !== UPLOAD_ERR_OK) {
+        error_log("ERROR: File upload error. Error code: " . ($_FILES['chunk']['error'] ?? 'NO_FILE'));
+        http_response_code(400);
+        echo "File upload error: " . ($_FILES['chunk']['error'] ?? 'NO_FILE');
+        exit;
+    }
+
+    $filename = getSafeFileName($_POST['filename']);
+    $index = intval($_POST['index']);
+
+    error_log("Processing chunk: filename='$filename', index=$index");
+
+    // Валидация имени файла
+    if (!validateFileName($filename)) {
+        error_log("ERROR: Invalid filename: $filename");
+        http_response_code(400);
+        echo "Invalid filename";
+        exit;
+    }
+
+    // Создание директории для чанков
+    $tmpDir = CHUNK_DIR . $filename;
+    error_log("Chunk directory: $tmpDir");
+
+    if (!file_exists($tmpDir)) {
+        if (!mkdir($tmpDir, 0755, true)) {
+            error_log("ERROR: Cannot create chunk directory: $tmpDir");
+            http_response_code(500);
+            echo "Cannot create chunk directory";
+            exit;
+        }
+        error_log("Created chunk directory: $tmpDir");
+    }
+
+    // Проверка прав на запись
+    if (!is_writable($tmpDir)) {
+        error_log("ERROR: Chunk directory is not writable: $tmpDir");
+        http_response_code(500);
+        echo "Chunk directory is not writable";
+        exit;
+    }
+
+    $chunkPath = "$tmpDir/$index.part";
+    error_log("Chunk path: $chunkPath");
+    error_log("Temporary file: " . $_FILES['chunk']['tmp_name']);
+    error_log("Chunk size: " . $_FILES['chunk']['size']);
+
+    // Перемещение загруженного чанка
+    if (move_uploaded_file($_FILES['chunk']['tmp_name'], $chunkPath)) {
+        error_log("SUCCESS: Chunk saved to $chunkPath");
+        http_response_code(200);
+        echo "OK";
+    } else {
+        error_log("ERROR: Cannot move uploaded file to $chunkPath");
+        error_log("PHP error: " . error_get_last()['message'] ?? 'Unknown error');
+        http_response_code(500);
+        echo "Cannot save chunk";
+    }
+
+    error_log("=== UPLOAD CHUNK END ===");
+} catch (Exception $e) {
+    error_log("EXCEPTION in upload_chunk.php: " . $e->getMessage());
+    error_log("Stack trace: " . $e->getTraceAsString());
+    http_response_code(500);
+    echo "Server error: " . $e->getMessage();
+} catch (Error $e) {
+    error_log("FATAL ERROR in upload_chunk.php: " . $e->getMessage());
+    error_log("Stack trace: " . $e->getTraceAsString());
+    http_response_code(500);
+    echo "Fatal error: " . $e->getMessage();
+}