Update website

admin/phpMyAdmin/libraries/classes/Controllers/ImportStatusController.php

@@ -0,0 +1,84 @@
+<?php
+
+declare(strict_types=1);
+
+namespace PhpMyAdmin\Controllers;
+
+use PhpMyAdmin\Core;
+use PhpMyAdmin\Import\Ajax;
+use PhpMyAdmin\Message;
+use PhpMyAdmin\Template;
+use function header;
+use function ini_get;
+use function session_start;
+use function session_write_close;
+use function time;
+use function usleep;
+
+/**
+ * Import progress bar backend
+ */
+class ImportStatusController
+{
+    /** @var Template */
+    private $template;
+
+    /**
+     * @param Template $template Template object
+     */
+    public function __construct(Template $template)
+    {
+        $this->template = $template;
+    }
+
+    public function index(): void
+    {
+        global $SESSION_KEY, $upload_id, $plugins, $timestamp;
+
+        [
+            $SESSION_KEY,
+            $upload_id,
+            $plugins,
+        ] = Ajax::uploadProgressSetup();
+
+        // $_GET["message"] is used for asking for an import message
+        if (isset($_GET['message']) && $_GET['message']) {
+            // AJAX requests can't be cached!
+            Core::noCacheHeader();
+
+            header('Content-type: text/html');
+
+            // wait 0.3 sec before we check for $_SESSION variable
+            usleep(300000);
+
+            $maximumTime = ini_get('max_execution_time');
+            $timestamp = time();
+            // wait until message is available
+            while (($_SESSION['Import_message']['message'] ?? null) == null) {
+                // close session before sleeping
+                session_write_close();
+                // sleep
+                usleep(250000); // 0.25 sec
+                // reopen session
+                session_start();
+
+                if (time() - $timestamp > $maximumTime) {
+                    $_SESSION['Import_message']['message'] = Message::error(
+                        __('Could not load the progress of the import.')
+                    )->getDisplay();
+                    break;
+                }
+            }
+
+            echo $_SESSION['Import_message']['message'] ?? '';
+
+            if (isset($_SESSION['Import_message']['go_back_url'])) {
+                echo $this->template->render('import_status', [
+                    'go_back_url' => $_SESSION['Import_message']['go_back_url'],
+                ]);
+            }
+        } else {
+            Ajax::status($_GET['id']);
+        }
+    }
+}