_db = JFactory::getDBO(); $this->_tickerstart = $this->_db->getTicker(); $this->_memstart = $this->getMemory(); // finalize initialization parent::__construct('Kunena'.$prefix); } /** * Returns a reference to the global Kunena Profiler object, only creating it * if it doesn't already exist. * * This method must be invoked as: *

  $browser = & KProfiler::getInstance( $prefix );

* * @access public * @param string Prefix used to distinguish profiler objects. * @return KProfiler The Kunena Profiler object. */ function &getInstance($prefix = '') { static $instances = NULL; if (!isset($instances)) { $instances = array(); } if (empty($instances[$prefix])) { $instances[$prefix] = new KProfiler($prefix); } return $instances[$prefix]; } /** * Output a time mark * * The mark is returned as string but and put in the internal stack * * @access public * @param string A label for the time mark * @return string Mark text */ function mark( $label ) { $mark = $this->_prefix." $label: "; $mark .= sprintf('%0.1f', ($this->getmicrotime() - $this->_start)*1000) . ' ms'; $mark .= ', '.sprintf('%0.2f', parent::getMemory() / 1048576 ).' MB'; $mark .= ', '.sprintf('%0.2f', (parent::getMemory() - $this->_memstart) / 1048576 ).' MB incr.'; $mark .= ', '. ($this->_db->getTicker() - $this->_tickerstart). ' queries'; $this->_buffer[] = $mark; return $mark; } /** * Get total of Kunena queries to this point * * * @access public * @return integer Number of queries since start of KProfiler */ function getQueryCount() { return $this->_db->getTicker() - $this->_tickerstart; } }