[ticket/14487] Try to handle connection timeouts

PHPBB3-14487

phpBB/phpbb/install/controller/timeout_check.php

@@ -0,0 +1,80 @@
+<?php
+/**
+ *
+ * This file is part of the phpBB Forum Software package.
+ *
+ * @copyright (c) phpBB Limited <https://www.phpbb.com>
+ * @license GNU General Public License, version 2 (GPL-2.0)
+ *
+ * For full copyright and license information, please see
+ * the docs/CREDITS.txt file.
+ *
+ */
+
+namespace phpbb\install\controller;
+
+use Symfony\Component\HttpFoundation\JsonResponse;
+
+class timeout_check
+{
+	/**
+	 * @var helper
+	 */
+	protected $helper;
+
+	/**
+	 * @var string
+	 */
+	protected $phpbb_root_path;
+
+	/**
+	 * Constructor
+	 *
+	 * @param helper	$helper
+	 * @param string	$phpbb_root_path
+	 */
+	public function __construct(helper $helper, $phpbb_root_path)
+	{
+		$this->helper = $helper;
+		$this->phpbb_root_path = $phpbb_root_path;
+	}
+
+	/**
+	 * Controller for querying installer status
+	 */
+	public function status()
+	{
+		$lock_file = $this->phpbb_root_path . 'store/io_lock.lock';
+		$response = new JsonResponse();
+
+		if (!file_exists($lock_file))
+		{
+			$response->setData(array(
+				'status' => 'fail',
+			));
+		}
+		else
+		{
+			$fp = @fopen($lock_file, 'r');
+
+			if ($fp && flock($fp, LOCK_EX | LOCK_NB))
+			{
+				$status = (filesize($lock_file) >= 2 && fread($fp, 2) === 'ok') ? 'continue' : 'fail';
+
+				$response->setData(array(
+					'status' => $status,
+				));
+				flock($fp, LOCK_UN);
+				fclose($fp);
+			}
+			else
+			{
+				$response->setData(array(
+					'status' => 'running',
+				));
+			}
+		}
+
+		return $response;
+	}
+}