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ShowRuntimeBehavior.class.php

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<?php

// +----------------------------------------------------------------------

// | ThinkPHP [ WE CAN DO IT JUST THINK IT ]

// +----------------------------------------------------------------------

// | Copyright (c) 2006-2012 http://thinkphp.cn All rights reserved.

// +----------------------------------------------------------------------

// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )

// +----------------------------------------------------------------------

// | Author: liu21st <liu21st@gmail.com>

// +----------------------------------------------------------------------

// $Id: ShowRuntimeBehavior.class.php 3001 2012-06-15 03:39:19Z liu21st@gmail.com $

defined('THINK_PATH') or exit();

/**

+------------------------------------------------------------------------------

* 系统行为扩展 运行时间信息显示

+------------------------------------------------------------------------------

*/

class ShowRuntimeBehavior extends Behavior {

// 行为参数定义

protected $options = array(

'SHOW_RUN_TIME' => false, // 运行时间显示

'SHOW_ADV_TIME' => false, // 显示详细的运行时间

'SHOW_DB_TIMES' => false, // 显示数据库查询和写入次数

'SHOW_CACHE_TIMES' => false, // 显示缓存操作次数

'SHOW_USE_MEM' => false, // 显示内存开销

'SHOW_LOAD_FILE' => false, // 显示加载文件数

'SHOW_FUN_TIMES' => false , // 显示函数调用次数

);

// 行为扩展的执行入口必须是run

public function run(&$content){

if(C('SHOW_RUN_TIME')){

if(false !== strpos($content,'{__NORUNTIME__}')) {

$content = str_replace('{__NORUNTIME__}','',$content);

}else{

$runtime = $this->showTime();

if(strpos($content,'{__RUNTIME__}'))

$content = str_replace('{__RUNTIME__}',$runtime,$content);

else

$content .= $runtime;

}

}else{

$content = str_replace(array('{__NORUNTIME__}','{__RUNTIME__}'),'',$content);

}

}

/**

+----------------------------------------------------------

* 显示运行时间、数据库操作、缓存次数、内存使用信息

+----------------------------------------------------------

* @access private

+----------------------------------------------------------

* @return string

+----------------------------------------------------------

*/

private function showTime() {

// 显示运行时间

G('beginTime',$GLOBALS['_beginTime']);

G('viewEndTime');

$showTime = 'Process: '.G('beginTime','viewEndTime').'s ';

if(C('SHOW_ADV_TIME')) {

// 显示详细运行时间

$showTime .= '( Load:'.G('beginTime','loadTime').'s Init:'.G('loadTime','initTime').'s Exec:'.G('initTime','viewStartTime').'s Template:'.G('viewStartTime','viewEndTime').'s )';

}

if(C('SHOW_DB_TIMES') && class_exists('Db',false) ) {

// 显示数据库操作次数

$showTime .= ' | DB :'.N('db_query').' queries '.N('db_write').' writes ';

}

if(C('SHOW_CACHE_TIMES') && class_exists('Cache',false)) {

// 显示缓存读写次数

$showTime .= ' | Cache :'.N('cache_read').' gets '.N('cache_write').' writes ';

}

if(MEMORY_LIMIT_ON && C('SHOW_USE_MEM')) {

// 显示内存开销

$showTime .= ' | UseMem:'. number_format((memory_get_usage() - $GLOBALS['_startUseMems'])/1024).' kb';

}

if(C('SHOW_LOAD_FILE')) {

$showTime .= ' | LoadFile:'.count(get_included_files());

}

if(C('SHOW_FUN_TIMES')) {

$fun = get_defined_functions();

$showTime .= ' | CallFun:'.count($fun['user']).','.count($fun['internal']);

}

return $showTime;

}

}