Commit version 24.12.13800

libs/Nette/Tracy/Session/FileSession.php

@@ -0,0 +1,110 @@
+<?php
+
+/**
+ * This file is part of the Tracy (https://tracy.nette.org)
+ * Copyright (c) 2004 David Grudl (https://davidgrudl.com)
+ */
+
+declare(strict_types=1);
+
+namespace Tracy;
+
+
+class FileSession implements SessionStorage
+{
+	private const FilePrefix = 'tracy-';
+	private const CookieLifetime = 31557600;
+
+	/** @var string */
+	public $cookieName = 'tracy-session';
+
+	/** @var float probability that the clean() routine is started */
+	public $gcProbability = 0.001;
+
+	/** @var string */
+	private $dir;
+
+	/** @var resource */
+	private $file;
+
+	/** @var array */
+	private $data = [];
+
+
+	public function __construct(string $dir)
+	{
+		$this->dir = $dir;
+	}
+
+
+	public function isAvailable(): bool
+	{
+		if (!$this->file) {
+			$this->open();
+		}
+
+		return true;
+	}
+
+
+	private function open(): void
+	{
+		$id = $_COOKIE[$this->cookieName] ?? null;
+		if (
+			!is_string($id)
+			|| !preg_match('#^\w{10}\z#i', $id)
+			|| !($file = @fopen($path = $this->dir . '/' . self::FilePrefix . $id, 'r+')) // intentionally @
+		) {
+			$id = Helpers::createId();
+			setcookie($this->cookieName, $id, time() + self::CookieLifetime, '/', '', false, true);
+
+			$file = @fopen($path = $this->dir . '/' . self::FilePrefix . $id, 'c+'); // intentionally @
+			if ($file === false) {
+				throw new \RuntimeException("Unable to create file '$path'. " . error_get_last()['message']);
+			}
+		}
+
+		if (!@flock($file, LOCK_EX)) { // intentionally @
+			throw new \RuntimeException("Unable to acquire exclusive lock on '$path'. ", error_get_last()['message']);
+		}
+
+		$this->file = $file;
+		$this->data = @unserialize(stream_get_contents($this->file)) ?: []; // @ - file may be empty
+
+		if (mt_rand() / mt_getrandmax() < $this->gcProbability) {
+			$this->clean();
+		}
+	}
+
+
+	public function &getData(): array
+	{
+		return $this->data;
+	}
+
+
+	public function clean(): void
+	{
+		$old = strtotime('-1 week');
+		foreach (glob($this->dir . '/' . self::FilePrefix . '*') as $file) {
+			if (filemtime($file) < $old) {
+				unlink($file);
+			}
+		}
+	}
+
+
+	public function __destruct()
+	{
+		if (!$this->file) {
+			return;
+		}
+
+		ftruncate($this->file, 0);
+		fseek($this->file, 0);
+		fwrite($this->file, serialize($this->data));
+		flock($this->file, LOCK_UN);
+		fclose($this->file);
+		$this->file = null;
+	}
+}

libs/Nette/Tracy/Session/NativeSession.php

@@ -0,0 +1,26 @@
+<?php
+
+/**
+ * This file is part of the Tracy (https://tracy.nette.org)
+ * Copyright (c) 2004 David Grudl (https://davidgrudl.com)
+ */
+
+declare(strict_types=1);
+
+namespace Tracy;
+
+
+class NativeSession implements SessionStorage
+{
+	public function isAvailable(): bool
+	{
+		return session_status() === PHP_SESSION_ACTIVE;
+	}
+
+
+	public function &getData(): array
+	{
+		settype($_SESSION['_tracy'], 'array');
+		return $_SESSION['_tracy'];
+	}
+}

libs/Nette/Tracy/Session/SessionStorage.php

@@ -0,0 +1,18 @@
+<?php
+
+/**
+ * This file is part of the Tracy (https://tracy.nette.org)
+ * Copyright (c) 2004 David Grudl (https://davidgrudl.com)
+ */
+
+declare(strict_types=1);
+
+namespace Tracy;
+
+
+interface SessionStorage
+{
+	function isAvailable(): bool;
+
+	function &getData(): array;
+}