david
802479ed64
git-svn-id: https://192.168.0.254/svn/Proyectos.FundacionLQDVI_WebCongresos/trunk@2 94ccb1af-fd9d-d947-8d90-7f70ea60afc8
113 lines
2.4 KiB
PHP
113 lines
2.4 KiB
PHP
<?php
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/**
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* @version $Id: kunena.ajax.helper.php 1805 2010-01-30 04:01:07Z xillibit $
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* Kunena Component - CKunenaAjaxHelper class
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* @package Kunena
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*
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* @Copyright (C) 2010 www.kunena.com All rights reserved
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* @license http://www.gnu.org/copyleft/gpl.html GNU/GPL
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* @link http://www.kunena.com
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**/
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// Dont allow direct linking
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defined ( '_JEXEC' ) or die ();
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/**
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* @author fxstein
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*
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*/
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class KProfiler extends JProfiler {
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/**
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*
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* @var int
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*/
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var $_memstart = 0;
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/**
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*
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* @var dbo - Joomla dataase object
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*/
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protected $_db = null;
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/**
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*
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* @var integer - Query ticker
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*/
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protected $_tickerstart = 0;
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/**
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* Constructor
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*
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* @access protected
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* @param string Prefix for mark messages
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*/
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function __construct( $prefix = '' )
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{
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$this->_db = JFactory::getDBO();
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$this->_tickerstart = $this->_db->getTicker();
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$this->_memstart = $this->getMemory();
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// finalize initialization
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parent::__construct('Kunena'.$prefix);
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}
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/**
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* Returns a reference to the global Kunena Profiler object, only creating it
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* if it doesn't already exist.
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*
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* This method must be invoked as:
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* <pre> $browser = & KProfiler::getInstance( $prefix );</pre>
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*
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* @access public
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* @param string Prefix used to distinguish profiler objects.
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* @return KProfiler The Kunena Profiler object.
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*/
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function &getInstance($prefix = '')
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{
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static $instances = NULL;
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if (!isset($instances)) {
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$instances = array();
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}
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if (empty($instances[$prefix])) {
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$instances[$prefix] = new KProfiler($prefix);
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}
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return $instances[$prefix];
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}
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/**
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* Output a time mark
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*
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* The mark is returned as string but and put in the internal stack
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*
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* @access public
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* @param string A label for the time mark
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* @return string Mark text
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*/
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function mark( $label )
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{
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$mark = $this->_prefix." $label: ";
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$mark .= sprintf('%0.1f', ($this->getmicrotime() - $this->_start)*1000) . ' ms';
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$mark .= ', '.sprintf('%0.2f', parent::getMemory() / 1048576 ).' MB';
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$mark .= ', '.sprintf('%0.2f', (parent::getMemory() - $this->_memstart) / 1048576 ).' MB incr.';
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$mark .= ', '. ($this->_db->getTicker() - $this->_tickerstart). ' queries';
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$this->_buffer[] = $mark;
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return $mark;
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}
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/**
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* Get total of Kunena queries to this point
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* *
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* @access public
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* @return integer Number of queries since start of KProfiler
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*/
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function getQueryCount() {
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return $this->_db->getTicker() - $this->_tickerstart;
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}
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}
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