From ce2b69675075444c9e40b72bcdd42ab7edbbe633 Mon Sep 17 00:00:00 2001
From: Florian Pritz <bluewind@server-speed.net>
Date: Fri, 28 Jan 2011 22:51:06 +0100
Subject: update to CI 2.0

Signed-off-by: Florian Pritz <bluewind@server-speed.net>
---
 system/core/Benchmark.php | 113 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 113 insertions(+)
 create mode 100755 system/core/Benchmark.php

(limited to 'system/core/Benchmark.php')

diff --git a/system/core/Benchmark.php b/system/core/Benchmark.php
new file mode 100755
index 000000000..515550e9f
--- /dev/null
+++ b/system/core/Benchmark.php
@@ -0,0 +1,113 @@
+<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+/**
+ * CodeIgniter
+ *
+ * An open source application development framework for PHP 5.1.6 or newer
+ *
+ * @package		CodeIgniter
+ * @author		ExpressionEngine Dev Team
+ * @copyright	Copyright (c) 2008 - 2011, EllisLab, Inc.
+ * @license		http://codeigniter.com/user_guide/license.html
+ * @link		http://codeigniter.com
+ * @since		Version 1.0
+ * @filesource
+ */
+
+// ------------------------------------------------------------------------
+
+/**
+ * CodeIgniter Benchmark Class
+ *
+ * This class enables you to mark points and calculate the time difference
+ * between them.  Memory consumption can also be displayed.
+ *
+ * @package		CodeIgniter
+ * @subpackage	Libraries
+ * @category	Libraries
+ * @author		ExpressionEngine Dev Team
+ * @link		http://codeigniter.com/user_guide/libraries/benchmark.html
+ */
+class CI_Benchmark {
+
+	var $marker = array();
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Set a benchmark marker
+	 *
+	 * Multiple calls to this function can be made so that several
+	 * execution points can be timed
+	 *
+	 * @access	public
+	 * @param	string	$name	name of the marker
+	 * @return	void
+	 */
+	function mark($name)
+	{
+		$this->marker[$name] = microtime();
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Calculates the time difference between two marked points.
+	 *
+	 * If the first parameter is empty this function instead returns the
+	 * {elapsed_time} pseudo-variable. This permits the full system
+	 * execution time to be shown in a template. The output class will
+	 * swap the real value for this variable.
+	 *
+	 * @access	public
+	 * @param	string	a particular marked point
+	 * @param	string	a particular marked point
+	 * @param	integer	the number of decimal places
+	 * @return	mixed
+	 */
+	function elapsed_time($point1 = '', $point2 = '', $decimals = 4)
+	{
+		if ($point1 == '')
+		{
+			return '{elapsed_time}';
+		}
+
+		if ( ! isset($this->marker[$point1]))
+		{
+			return '';
+		}
+
+		if ( ! isset($this->marker[$point2]))
+		{
+			$this->marker[$point2] = microtime();
+		}
+
+		list($sm, $ss) = explode(' ', $this->marker[$point1]);
+		list($em, $es) = explode(' ', $this->marker[$point2]);
+
+		return number_format(($em + $es) - ($sm + $ss), $decimals);
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Memory Usage
+	 *
+	 * This function returns the {memory_usage} pseudo-variable.
+	 * This permits it to be put it anywhere in a template
+	 * without the memory being calculated until the end.
+	 * The output class will swap the real value for this variable.
+	 *
+	 * @access	public
+	 * @return	string
+	 */
+	function memory_usage()
+	{
+		return '{memory_usage}';
+	}
+
+}
+
+// END CI_Benchmark class
+
+/* End of file Benchmark.php */
+/* Location: ./system/core/Benchmark.php */
\ No newline at end of file
-- 
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