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<?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 Profiler Class** This class enables you to display benchmark, query, and other data* in order to help with debugging and optimization.** Note: At some point it would be good to move all the HTML in this class* into a set of template files in order to allow customization.** @package CodeIgniter* @subpackage Libraries* @category Libraries* @author ExpressionEngine Dev Team* @link http://codeigniter.com/user_guide/general/profiling.html*/class CI_Profiler {protected $_available_sections = array('benchmarks','get','memory_usage','post','uri_string','controller_info','queries','http_headers','session_data','config');protected $_query_toggle_count = 25;protected $CI;// --------------------------------------------------------------------public function __construct($config = array()){$this->CI =& get_instance();$this->CI->load->language('profiler');if (isset($config['query_toggle_count'])){$this->_query_toggle_count = (int) $config['query_toggle_count'];unset($config['query_toggle_count']);}// default all sections to displayforeach ($this->_available_sections as $section){if ( ! isset($config[$section])){$this->_compile_{$section} = TRUE;}}$this->set_sections($config);}// --------------------------------------------------------------------/*** Set Sections** Sets the private _compile_* properties to enable/disable Profiler sections** @param mixed* @return void*/public function set_sections($config){foreach ($config as $method => $enable){if (in_array($method, $this->_available_sections)){$this->_compile_{$method} = ($enable !== FALSE) ? TRUE : FALSE;}}}// --------------------------------------------------------------------/*** Auto Profiler** This function cycles through the entire array of mark points and* matches any two points that are named identically (ending in "_start"* and "_end" respectively). It then compiles the execution times for* all points and returns it as an array** @return array*/protected function _compile_benchmarks(){$profile = array();foreach ($this->CI->benchmark->marker as $key => $val){// We match the "end" marker so that the list ends// up in the order that it was definedif (preg_match("/(.+?)_end/i", $key, $match)){if (isset($this->CI->benchmark->marker[$match[1].'_end']) AND isset($this->CI->benchmark->marker[$match[1].'_start'])){$profile[$match[1]] = $this->CI->benchmark->elapsed_time($match[1].'_start', $key);}}}// Build a table containing the profile data.// Note: At some point we should turn this into a template that can// be modified. We also might want to make this data available to be logged$output = "\n\n";$output .= '<fieldset id="ci_profiler_benchmarks" style="border:1px solid #900;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';$output .= "\n";$output .= '<legend style="color:#900;"> '.$this->CI->lang->line('profiler_benchmarks').' </legend>';$output .= "\n";$output .= "\n\n<table style='width:100%'>\n";foreach ($profile as $key => $val){$key = ucwords(str_replace(array('_', '-'), ' ', $key));$output .= "<tr><td style='padding:5px;width:50%;color:#000;font-weight:bold;background-color:#ddd;'>".$key." </td><td style='padding:5px;width:50%;color:#900;font-weight:normal;background-color:#ddd;'>".$val."</td></tr>\n";}$output .= "</table>\n";$output .= "</fieldset>";return $output;}// --------------------------------------------------------------------/*** Compile Queries** @return string*/protected function _compile_queries(){$dbs = array();// Let's determine which databases are currently connected toforeach (get_object_vars($this->CI) as $CI_object){if (is_object($CI_object) && is_subclass_of(get_class($CI_object), 'CI_DB') ){$dbs[] = $CI_object;}}if (count($dbs) == 0){$output = "\n\n";$output .= '<fieldset id="ci_profiler_queries" style="border:1px solid #0000FF;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';$output .= "\n";$output .= '<legend style="color:#0000FF;"> '.$this->CI->lang->line('profiler_queries').' </legend>';$output .= "\n";$output .= "\n\n<table style='border:none; width:100%;'>\n";$output .="<tr><td style='width:100%;color:#0000FF;font-weight:normal;background-color:#eee;padding:5px'>".$this->CI->lang->line('profiler_no_db')."</td></tr>\n";$output .= "</table>\n";$output .= "</fieldset>";return $output;}// Load the text helper so we can highlight the SQL$this->CI->load->helper('text');// Key words we want bolded$highlight = array('SELECT', 'DISTINCT', 'FROM', 'WHERE', 'AND', 'LEFT JOIN', 'ORDER BY', 'GROUP BY', 'LIMIT', 'INSERT', 'INTO', 'VALUES', 'UPDATE', 'OR ', 'HAVING', 'OFFSET', 'NOT IN', 'IN', 'LIKE', 'NOT LIKE', 'COUNT', 'MAX', 'MIN', 'ON', 'AS', 'AVG', 'SUM', '(', ')');$output = "\n\n";$count = 0;foreach ($dbs as $db){$count++;$hide_queries = (count($db->queries) > $this->_query_toggle_count) ? ' display:none' : '';$show_hide_js = '(<span style="cursor: pointer;" onclick="var s=document.getElementById(\'ci_profiler_queries_db_'.$count.'\').style;s.display=s.display==\'none\'?\'\':\'none\';this.innerHTML=this.innerHTML==\''.$this->CI->lang->line('profiler_section_hide').'\'?\''.$this->CI->lang->line('profiler_section_show').'\':\''.$this->CI->lang->line('profiler_section_hide').'\';">'.$this->CI->lang->line('profiler_section_hide').'</span>)';if ($hide_queries != ''){$show_hide_js = '(<span style="cursor: pointer;" onclick="var s=document.getElementById(\'ci_profiler_queries_db_'.$count.'\').style;s.display=s.display==\'none\'?\'\':\'none\';this.innerHTML=this.innerHTML==\''.$this->CI->lang->line('profiler_section_show').'\'?\''.$this->CI->lang->line('profiler_section_hide').'\':\''.$this->CI->lang->line('profiler_section_show').'\';">'.$this->CI->lang->line('profiler_section_show').'</span>)';}$output .= '<fieldset style="border:1px solid #0000FF;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';$output .= "\n";$output .= '<legend style="color:#0000FF;"> '.$this->CI->lang->line('profiler_database').': '.$db->database.' '.$this->CI->lang->line('profiler_queries').': '.count($db->queries).' '.$show_hide_js.'</legend>';$output .= "\n";$output .= "\n\n<table style='width:100%;{$hide_queries}' id='ci_profiler_queries_db_{$count}'>\n";if (count($db->queries) == 0){$output .= "<tr><td style='width:100%;color:#0000FF;font-weight:normal;background-color:#eee;padding:5px;'>".$this->CI->lang->line('profiler_no_queries')."</td></tr>\n";}else{foreach ($db->queries as $key => $val){$time = number_format($db->query_times[$key], 4);$val = highlight_code($val, ENT_QUOTES);foreach ($highlight as $bold){$val = str_replace($bold, '<strong>'.$bold.'</strong>', $val);}$output .= "<tr><td style='padding:5px; vertical-align: top;width:1%;color:#900;font-weight:normal;background-color:#ddd;'>".$time." </td><td style='padding:5px; color:#000;font-weight:normal;background-color:#ddd;'>".$val."</td></tr>\n";}}$output .= "</table>\n";$output .= "</fieldset>";}return $output;}// --------------------------------------------------------------------/*** Compile $_GET Data** @return string*/protected function _compile_get(){$output = "\n\n";$output .= '<fieldset id="ci_profiler_get" style="border:1px solid #cd6e00;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';$output .= "\n";$output .= '<legend style="color:#cd6e00;"> '.$this->CI->lang->line('profiler_get_data').' </legend>';$output .= "\n";if (count($_GET) == 0){$output .= "<div style='color:#cd6e00;font-weight:normal;padding:4px 0 4px 0'>".$this->CI->lang->line('profiler_no_get')."</div>";}else{$output .= "\n\n<table style='width:100%; border:none'>\n";foreach ($_GET as $key => $val){if ( ! is_numeric($key)){$key = "'".$key."'";}$output .= "<tr><td style='width:50%;color:#000;background-color:#ddd;padding:5px'>$_GET[".$key."] </td><td style='width:50%;padding:5px;color:#cd6e00;font-weight:normal;background-color:#ddd;'>";if (is_array($val)){$output .= "<pre>" . htmlspecialchars(stripslashes(print_r($val, true))) . "</pre>";}else{$output .= htmlspecialchars(stripslashes($val));}$output .= "</td></tr>\n";}$output .= "</table>\n";}$output .= "</fieldset>";return $output;}// --------------------------------------------------------------------/*** Compile $_POST Data** @return string*/protected function _compile_post(){$output = "\n\n";$output .= '<fieldset id="ci_profiler_post" style="border:1px solid #009900;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';$output .= "\n";$output .= '<legend style="color:#009900;"> '.$this->CI->lang->line('profiler_post_data').' </legend>';$output .= "\n";if (count($_POST) == 0){$output .= "<div style='color:#009900;font-weight:normal;padding:4px 0 4px 0'>".$this->CI->lang->line('profiler_no_post')."</div>";}else{$output .= "\n\n<table style='width:100%'>\n";foreach ($_POST as $key => $val){if ( ! is_numeric($key)){$key = "'".$key."'";}$output .= "<tr><td style='width:50%;padding:5px;color:#000;background-color:#ddd;'>$_POST[".$key."] </td><td style='width:50%;padding:5px;color:#009900;font-weight:normal;background-color:#ddd;'>";if (is_array($val)){$output .= "<pre>" . htmlspecialchars(stripslashes(print_r($val, TRUE))) . "</pre>";}else{$output .= htmlspecialchars(stripslashes($val));}$output .= "</td></tr>\n";}$output .= "</table>\n";}$output .= "</fieldset>";return $output;}// --------------------------------------------------------------------/*** Show query string** @return string*/protected function _compile_uri_string(){$output = "\n\n";$output .= '<fieldset id="ci_profiler_uri_string" style="border:1px solid #000;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';$output .= "\n";$output .= '<legend style="color:#000;"> '.$this->CI->lang->line('profiler_uri_string').' </legend>';$output .= "\n";if ($this->CI->uri->uri_string == ''){$output .= "<div style='color:#000;font-weight:normal;padding:4px 0 4px 0'>".$this->CI->lang->line('profiler_no_uri')."</div>";}else{$output .= "<div style='color:#000;font-weight:normal;padding:4px 0 4px 0'>".$this->CI->uri->uri_string."</div>";}$output .= "</fieldset>";return $output;}// --------------------------------------------------------------------/*** Show the controller and function that were called** @return string*/protected function _compile_controller_info(){$output = "\n\n";$output .= '<fieldset id="ci_profiler_controller_info" style="border:1px solid #995300;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';$output .= "\n";$output .= '<legend style="color:#995300;"> '.$this->CI->lang->line('profiler_controller_info').' </legend>';$output .= "\n";$output .= "<div style='color:#995300;font-weight:normal;padding:4px 0 4px 0'>".$this->CI->router->fetch_class()."/".$this->CI->router->fetch_method()."</div>";$output .= "</fieldset>";return $output;}// --------------------------------------------------------------------/*** Compile memory usage** Display total used memory** @return string*/protected function _compile_memory_usage(){$output = "\n\n";$output .= '<fieldset id="ci_profiler_memory_usage" style="border:1px solid #5a0099;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';$output .= "\n";$output .= '<legend style="color:#5a0099;"> '.$this->CI->lang->line('profiler_memory_usage').' </legend>';$output .= "\n";if (function_exists('memory_get_usage') && ($usage = memory_get_usage()) != ''){$output .= "<div style='color:#5a0099;font-weight:normal;padding:4px 0 4px 0'>".number_format($usage).' bytes</div>';}else{$output .= "<div style='color:#5a0099;font-weight:normal;padding:4px 0 4px 0'>".$this->CI->lang->line('profiler_no_memory')."</div>";}$output .= "</fieldset>";return $output;}// --------------------------------------------------------------------/*** Compile header information** Lists HTTP headers** @return string*/protected function _compile_http_headers(){$output = "\n\n";$output .= '<fieldset id="ci_profiler_http_headers" style="border:1px solid #000;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';$output .= "\n";$output .= '<legend style="color:#000;"> '.$this->CI->lang->line('profiler_headers').' (<span style="cursor: pointer;" onclick="var s=document.getElementById(\'ci_profiler_httpheaders_table\').style;s.display=s.display==\'none\'?\'\':\'none\';this.innerHTML=this.innerHTML==\''.$this->CI->lang->line('profiler_section_show').'\'?\''.$this->CI->lang->line('profiler_section_hide').'\':\''.$this->CI->lang->line('profiler_section_show').'\';">'.$this->CI->lang->line('profiler_section_show').'</span>)</legend>';$output .= "\n";$output .= "\n\n<table style='width:100%;display:none' id='ci_profiler_httpheaders_table'>\n";foreach (array('HTTP_ACCEPT', 'HTTP_USER_AGENT', 'HTTP_CONNECTION', 'SERVER_PORT', 'SERVER_NAME', 'REMOTE_ADDR', 'SERVER_SOFTWARE', 'HTTP_ACCEPT_LANGUAGE', 'SCRIPT_NAME', 'REQUEST_METHOD',' HTTP_HOST', 'REMOTE_HOST', 'CONTENT_TYPE', 'SERVER_PROTOCOL', 'QUERY_STRING', 'HTTP_ACCEPT_ENCODING', 'HTTP_X_FORWARDED_FOR') as $header){$val = (isset($_SERVER[$header])) ? $_SERVER[$header] : '';$output .= "<tr><td style='vertical-align: top;width:50%;padding:5px;color:#900;background-color:#ddd;'>".$header." </td><td style='width:50%;padding:5px;color:#000;background-color:#ddd;'>".$val."</td></tr>\n";}$output .= "</table>\n";$output .= "</fieldset>";return $output;}// --------------------------------------------------------------------/*** Compile config information** Lists developer config variables** @return string*/protected function _compile_config(){$output = "\n\n";$output .= '<fieldset id="ci_profiler_config" style="border:1px solid #000;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';$output .= "\n";$output .= '<legend style="color:#000;"> '.$this->CI->lang->line('profiler_config').' (<span style="cursor: pointer;" onclick="var s=document.getElementById(\'ci_profiler_config_table\').style;s.display=s.display==\'none\'?\'\':\'none\';this.innerHTML=this.innerHTML==\''.$this->CI->lang->line('profiler_section_show').'\'?\''.$this->CI->lang->line('profiler_section_hide').'\':\''.$this->CI->lang->line('profiler_section_show').'\';">'.$this->CI->lang->line('profiler_section_show').'</span>)</legend>';$output .= "\n";$output .= "\n\n<table style='width:100%; display:none' id='ci_profiler_config_table'>\n";foreach ($this->CI->config->config as $config=>$val){if (is_array($val)){$val = print_r($val, TRUE);}$output .= "<tr><td style='padding:5px; vertical-align: top;color:#900;background-color:#ddd;'>".$config." </td><td style='padding:5px; color:#000;background-color:#ddd;'>".htmlspecialchars($val)."</td></tr>\n";}$output .= "</table>\n";$output .= "</fieldset>";return $output;}// --------------------------------------------------------------------/*** Compile session userdata** @return string*/private function _compile_session_data(){if ( ! isset($this->CI->session)){return;}$output = '<fieldset id="ci_profiler_csession" style="border:1px solid #000;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee">';$output .= '<legend style="color:#000;"> '.$this->CI->lang->line('profiler_session_data').' (<span style="cursor: pointer;" onclick="var s=document.getElementById(\'ci_profiler_session_data\').style;s.display=s.display==\'none\'?\'\':\'none\';this.innerHTML=this.innerHTML==\''.$this->CI->lang->line('profiler_section_show').'\'?\''.$this->CI->lang->line('profiler_section_hide').'\':\''.$this->CI->lang->line('profiler_section_show').'\';">'.$this->CI->lang->line('profiler_section_show').'</span>)</legend>';$output .= "<table style='width:100%;display:none' id='ci_profiler_session_data'>";foreach ($this->CI->session->all_userdata() as $key => $val){if (is_array($val) OR is_object($val)){$val = print_r($val, TRUE);}$output .= "<tr><td style='padding:5px; vertical-align: top;color:#900;background-color:#ddd;'>".$key." </td><td style='padding:5px; color:#000;background-color:#ddd;'>".htmlspecialchars($val)."</td></tr>\n";}$output .= '</table>';$output .= "</fieldset>";return $output;}// --------------------------------------------------------------------/*** Run the Profiler** @return string*/public function run(){$output = "<div id='codeigniter_profiler' style='clear:both;background-color:#fff;padding:10px;'>";$fields_displayed = 0;foreach ($this->_available_sections as $section){if ($this->_compile_{$section} !== FALSE){$func = "_compile_{$section}";$output .= $this->{$func}();$fields_displayed++;}}if ($fields_displayed == 0){$output .= '<p style="border:1px solid #5a0099;padding:10px;margin:20px 0;background-color:#eee">'.$this->CI->lang->line('profiler_no_profiles').'</p>';}$output .= '</div>';return $output;}}// END CI_Profiler class/* End of file Profiler.php *//* Location: ./system/libraries/Profiler.php */