<?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 display foreach ($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 defined if (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() { $dbs = array(); // Let's determine which databases are currently connected to foreach (get_object_vars($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 $output; } // -------------------------------------------------------------------- /** * Compile session userdata * * @return string */ protected function _compile_session_data() { if ( ! isset($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) || 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 */