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570 lines
20 KiB
570 lines
20 KiB
<?php |
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/** |
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* CodeIgniter |
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* |
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* An open source application development framework for PHP |
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* |
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* This content is released under the MIT License (MIT) |
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* |
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* Copyright (c) 2014 - 2016, British Columbia Institute of Technology |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a copy |
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* of this software and associated documentation files (the "Software"), to deal |
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* in the Software without restriction, including without limitation the rights |
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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* copies of the Software, and to permit persons to whom the Software is |
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* furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice shall be included in |
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* all copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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* THE SOFTWARE. |
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* |
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* @package CodeIgniter |
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* @author EllisLab Dev Team |
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* @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/) |
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* @copyright Copyright (c) 2014 - 2016, British Columbia Institute of Technology (http://bcit.ca/) |
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* @license http://opensource.org/licenses/MIT MIT License |
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* @link https://codeigniter.com |
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* @since Version 1.0.0 |
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* @filesource |
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*/ |
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defined('BASEPATH') OR exit('No direct script access allowed'); |
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/** |
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* CodeIgniter Profiler Class |
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* |
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* This class enables you to display benchmark, query, and other data |
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* in order to help with debugging and optimization. |
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* |
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* Note: At some point it would be good to move all the HTML in this class |
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* into a set of template files in order to allow customization. |
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* |
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* @package CodeIgniter |
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* @subpackage Libraries |
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* @category Libraries |
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* @author EllisLab Dev Team |
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* @link https://codeigniter.com/user_guide/general/profiling.html |
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*/ |
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class CI_Profiler { |
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/** |
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* List of profiler sections available to show |
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* |
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* @var array |
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*/ |
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protected $_available_sections = array( |
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'benchmarks', |
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'get', |
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'memory_usage', |
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'post', |
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'uri_string', |
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'controller_info', |
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'queries', |
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'http_headers', |
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'session_data', |
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'config' |
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); |
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/** |
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* Number of queries to show before making the additional queries togglable |
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* |
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* @var int |
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*/ |
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protected $_query_toggle_count = 25; |
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/** |
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* Reference to the CodeIgniter singleton |
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* |
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* @var object |
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*/ |
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protected $CI; |
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// -------------------------------------------------------------------- |
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/** |
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* Class constructor |
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* |
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* Initialize Profiler |
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* |
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* @param array $config Parameters |
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*/ |
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public function __construct($config = array()) |
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{ |
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$this->CI =& get_instance(); |
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$this->CI->load->language('profiler'); |
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|
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// default all sections to display |
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foreach ($this->_available_sections as $section) |
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{ |
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if ( ! isset($config[$section])) |
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{ |
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$this->_compile_{$section} = TRUE; |
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} |
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} |
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$this->set_sections($config); |
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log_message('info', 'Profiler Class Initialized'); |
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} |
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// -------------------------------------------------------------------- |
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/** |
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* Set Sections |
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* |
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* Sets the private _compile_* properties to enable/disable Profiler sections |
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* |
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* @param mixed $config |
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* @return void |
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*/ |
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public function set_sections($config) |
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{ |
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if (isset($config['query_toggle_count'])) |
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{ |
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$this->_query_toggle_count = (int) $config['query_toggle_count']; |
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unset($config['query_toggle_count']); |
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} |
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foreach ($config as $method => $enable) |
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{ |
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if (in_array($method, $this->_available_sections)) |
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{ |
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$this->_compile_{$method} = ($enable !== FALSE); |
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} |
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} |
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} |
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// -------------------------------------------------------------------- |
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/** |
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* Auto Profiler |
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* |
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* This function cycles through the entire array of mark points and |
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* matches any two points that are named identically (ending in "_start" |
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* and "_end" respectively). It then compiles the execution times for |
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* all points and returns it as an array |
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* |
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* @return array |
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*/ |
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protected function _compile_benchmarks() |
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{ |
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$profile = array(); |
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foreach ($this->CI->benchmark->marker as $key => $val) |
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{ |
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// We match the "end" marker so that the list ends |
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// up in the order that it was defined |
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if (preg_match('/(.+?)_end$/i', $key, $match) |
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&& isset($this->CI->benchmark->marker[$match[1].'_end'], $this->CI->benchmark->marker[$match[1].'_start'])) |
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{ |
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$profile[$match[1]] = $this->CI->benchmark->elapsed_time($match[1].'_start', $key); |
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} |
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} |
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// Build a table containing the profile data. |
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// Note: At some point we should turn this into a template that can |
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// be modified. We also might want to make this data available to be logged |
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$output = "\n\n" |
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.'<fieldset id="ci_profiler_benchmarks" style="border:1px solid #900;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee;">' |
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."\n" |
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.'<legend style="color:#900;"> '.$this->CI->lang->line('profiler_benchmarks')." </legend>" |
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."\n\n\n<table style=\"width:100%;\">\n"; |
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foreach ($profile as $key => $val) |
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{ |
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$key = ucwords(str_replace(array('_', '-'), ' ', $key)); |
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$output .= '<tr><td style="padding:5px;width:50%;color:#000;font-weight:bold;background-color:#ddd;">' |
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.$key.' </td><td style="padding:5px;width:50%;color:#900;font-weight:normal;background-color:#ddd;">' |
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.$val."</td></tr>\n"; |
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} |
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return $output."</table>\n</fieldset>"; |
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} |
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// -------------------------------------------------------------------- |
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/** |
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* Compile Queries |
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* |
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* @return string |
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*/ |
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protected function _compile_queries() |
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{ |
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$dbs = array(); |
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// Let's determine which databases are currently connected to |
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foreach (get_object_vars($this->CI) as $name => $cobject) |
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{ |
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if (is_object($cobject)) |
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{ |
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if ($cobject instanceof CI_DB) |
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{ |
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$dbs[get_class($this->CI).':$'.$name] = $cobject; |
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} |
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elseif ($cobject instanceof CI_Model) |
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{ |
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foreach (get_object_vars($cobject) as $mname => $mobject) |
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{ |
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if ($mobject instanceof CI_DB) |
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{ |
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$dbs[get_class($cobject).':$'.$mname] = $mobject; |
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} |
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} |
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} |
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} |
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} |
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if (count($dbs) === 0) |
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{ |
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return "\n\n" |
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.'<fieldset id="ci_profiler_queries" style="border:1px solid #0000FF;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee;">' |
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."\n" |
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.'<legend style="color:#0000FF;"> '.$this->CI->lang->line('profiler_queries').' </legend>' |
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."\n\n\n<table style=\"border:none; width:100%;\">\n" |
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.'<tr><td style="width:100%;color:#0000FF;font-weight:normal;background-color:#eee;padding:5px;">' |
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.$this->CI->lang->line('profiler_no_db') |
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."</td></tr>\n</table>\n</fieldset>"; |
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} |
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// Load the text helper so we can highlight the SQL |
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$this->CI->load->helper('text'); |
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// Key words we want bolded |
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$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', '(', ')'); |
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$output = "\n\n"; |
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$count = 0; |
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foreach ($dbs as $name => $db) |
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{ |
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$hide_queries = (count($db->queries) > $this->_query_toggle_count) ? ' display:none' : ''; |
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$total_time = number_format(array_sum($db->query_times), 4).' '.$this->CI->lang->line('profiler_seconds'); |
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$show_hide_js = '(<span style="cursor: pointer;" onclick="var s=document.getElementById(\'ci_profiler_queries_db_'.$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>)'; |
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if ($hide_queries !== '') |
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{ |
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$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').'\';">'.$this->CI->lang->line('profiler_section_show').'</span>)'; |
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} |
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$output .= '<fieldset style="border:1px solid #0000FF;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee;">' |
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."\n" |
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.'<legend style="color:#0000FF;"> '.$this->CI->lang->line('profiler_database') |
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.': '.$db->database.' ('.$name.') '.$this->CI->lang->line('profiler_queries') |
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.': '.count($db->queries).' ('.$total_time.') '.$show_hide_js."</legend>\n\n\n" |
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.'<table style="width:100%;'.$hide_queries.'" id="ci_profiler_queries_db_'.$count."\">\n"; |
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if (count($db->queries) === 0) |
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{ |
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$output .= '<tr><td style="width:100%;color:#0000FF;font-weight:normal;background-color:#eee;padding:5px;">' |
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.$this->CI->lang->line('profiler_no_queries')."</td></tr>\n"; |
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} |
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else |
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{ |
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foreach ($db->queries as $key => $val) |
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{ |
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$time = number_format($db->query_times[$key], 4); |
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$val = highlight_code($val); |
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foreach ($highlight as $bold) |
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{ |
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$val = str_replace($bold, '<strong>'.$bold.'</strong>', $val); |
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} |
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$output .= '<tr><td style="padding:5px;vertical-align:top;width:1%;color:#900;font-weight:normal;background-color:#ddd;">' |
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.$time.' </td><td style="padding:5px;color:#000;font-weight:normal;background-color:#ddd;">' |
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.$val."</td></tr>\n"; |
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} |
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} |
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$output .= "</table>\n</fieldset>"; |
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$count++; |
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} |
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return $output; |
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} |
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// -------------------------------------------------------------------- |
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/** |
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* Compile $_GET Data |
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* |
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* @return string |
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*/ |
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protected function _compile_get() |
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{ |
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$output = "\n\n" |
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.'<fieldset id="ci_profiler_get" style="border:1px solid #cd6e00;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee;">' |
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."\n" |
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.'<legend style="color:#cd6e00;"> '.$this->CI->lang->line('profiler_get_data')." </legend>\n"; |
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if (count($_GET) === 0) |
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{ |
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$output .= '<div style="color:#cd6e00;font-weight:normal;padding:4px 0 4px 0;">'.$this->CI->lang->line('profiler_no_get').'</div>'; |
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} |
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else |
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{ |
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$output .= "\n\n<table style=\"width:100%;border:none;\">\n"; |
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foreach ($_GET as $key => $val) |
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{ |
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is_int($key) OR $key = "'".$key."'"; |
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$output .= '<tr><td style="width:50%;color:#000;background-color:#ddd;padding:5px;">$_GET[' |
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.$key.'] </td><td style="width:50%;padding:5px;color:#cd6e00;font-weight:normal;background-color:#ddd;">' |
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.((is_array($val) OR is_object($val)) ? '<pre>'.htmlspecialchars(stripslashes(print_r($val, TRUE))).'</pre>' : htmlspecialchars(stripslashes($val))) |
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."</td></tr>\n"; |
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} |
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$output .= "</table>\n"; |
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} |
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return $output.'</fieldset>'; |
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} |
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// -------------------------------------------------------------------- |
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/** |
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* Compile $_POST Data |
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* |
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* @return string |
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*/ |
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protected function _compile_post() |
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{ |
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$output = "\n\n" |
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.'<fieldset id="ci_profiler_post" style="border:1px solid #009900;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee;">' |
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."\n" |
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.'<legend style="color:#009900;"> '.$this->CI->lang->line('profiler_post_data')." </legend>\n"; |
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if (count($_POST) === 0 && count($_FILES) === 0) |
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{ |
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$output .= '<div style="color:#009900;font-weight:normal;padding:4px 0 4px 0;">'.$this->CI->lang->line('profiler_no_post').'</div>'; |
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} |
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else |
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{ |
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$output .= "\n\n<table style=\"width:100%;\">\n"; |
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foreach ($_POST as $key => $val) |
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{ |
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is_int($key) OR $key = "'".$key."'"; |
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$output .= '<tr><td style="width:50%;padding:5px;color:#000;background-color:#ddd;">$_POST[' |
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.$key.'] </td><td style="width:50%;padding:5px;color:#009900;font-weight:normal;background-color:#ddd;">'; |
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if (is_array($val) OR is_object($val)) |
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{ |
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$output .= '<pre>'.htmlspecialchars(stripslashes(print_r($val, TRUE))).'</pre>'; |
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} |
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else |
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{ |
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$output .= htmlspecialchars(stripslashes($val)); |
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} |
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$output .= "</td></tr>\n"; |
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} |
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foreach ($_FILES as $key => $val) |
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{ |
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is_int($key) OR $key = "'".$key."'"; |
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$output .= '<tr><td style="width:50%;padding:5px;color:#000;background-color:#ddd;">$_FILES[' |
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.$key.'] </td><td style="width:50%;padding:5px;color:#009900;font-weight:normal;background-color:#ddd;">'; |
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if (is_array($val) OR is_object($val)) |
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{ |
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$output .= '<pre>'.htmlspecialchars(stripslashes(print_r($val, TRUE))).'</pre>'; |
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} |
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$output .= "</td></tr>\n"; |
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} |
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$output .= "</table>\n"; |
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} |
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return $output.'</fieldset>'; |
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} |
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// -------------------------------------------------------------------- |
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/** |
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* Show query string |
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* |
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* @return string |
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*/ |
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protected function _compile_uri_string() |
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{ |
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return "\n\n" |
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.'<fieldset id="ci_profiler_uri_string" style="border:1px solid #000;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee;">' |
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."\n" |
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.'<legend style="color:#000;"> '.$this->CI->lang->line('profiler_uri_string')." </legend>\n" |
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.'<div style="color:#000;font-weight:normal;padding:4px 0 4px 0;">' |
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.($this->CI->uri->uri_string === '' ? $this->CI->lang->line('profiler_no_uri') : $this->CI->uri->uri_string) |
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.'</div></fieldset>'; |
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} |
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// -------------------------------------------------------------------- |
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/** |
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* Show the controller and function that were called |
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* |
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* @return string |
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*/ |
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protected function _compile_controller_info() |
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{ |
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return "\n\n" |
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.'<fieldset id="ci_profiler_controller_info" style="border:1px solid #995300;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee;">' |
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."\n" |
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.'<legend style="color:#995300;"> '.$this->CI->lang->line('profiler_controller_info')." </legend>\n" |
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.'<div style="color:#995300;font-weight:normal;padding:4px 0 4px 0;">'.$this->CI->router->class.'/'.$this->CI->router->method |
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.'</div></fieldset>'; |
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} |
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// -------------------------------------------------------------------- |
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|
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/** |
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* Compile memory usage |
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* |
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* Display total used memory |
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* |
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* @return string |
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*/ |
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protected function _compile_memory_usage() |
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{ |
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return "\n\n" |
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.'<fieldset id="ci_profiler_memory_usage" style="border:1px solid #5a0099;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee;">' |
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."\n" |
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.'<legend style="color:#5a0099;"> '.$this->CI->lang->line('profiler_memory_usage')." </legend>\n" |
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.'<div style="color:#5a0099;font-weight:normal;padding:4px 0 4px 0;">' |
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.(($usage = memory_get_usage()) != '' ? number_format($usage).' bytes' : $this->CI->lang->line('profiler_no_memory')) |
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.'</div></fieldset>'; |
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} |
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// -------------------------------------------------------------------- |
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|
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/** |
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* Compile header information |
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* |
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* Lists HTTP headers |
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* |
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* @return string |
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*/ |
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protected function _compile_http_headers() |
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{ |
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$output = "\n\n" |
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.'<fieldset id="ci_profiler_http_headers" style="border:1px solid #000;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee;">' |
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."\n" |
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.'<legend style="color:#000;"> '.$this->CI->lang->line('profiler_headers') |
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.' (<span style="cursor: pointer;" onclick="var s=document.getElementById(\'ci_profiler_httpheaders_table\').style;s.display=s.display==\'none\'?\'\':\'none\';this.innerHTML=this.innerHTML==\''.$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>\n\n\n" |
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.'<table style="width:100%;display:none;" id="ci_profiler_httpheaders_table">'."\n"; |
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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', 'HTTP_DNT') as $header) |
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{ |
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$val = isset($_SERVER[$header]) ? $_SERVER[$header] : ''; |
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$output .= '<tr><td style="vertical-align:top;width:50%;padding:5px;color:#900;background-color:#ddd;">' |
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.$header.' </td><td style="width:50%;padding:5px;color:#000;background-color:#ddd;">'.$val."</td></tr>\n"; |
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} |
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return $output."</table>\n</fieldset>"; |
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} |
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|
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// -------------------------------------------------------------------- |
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|
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/** |
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* Compile config information |
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* |
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* Lists developer config variables |
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* |
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* @return string |
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*/ |
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protected function _compile_config() |
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{ |
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$output = "\n\n" |
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.'<fieldset id="ci_profiler_config" style="border:1px solid #000;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee;">' |
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."\n" |
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.'<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').'\';">'.$this->CI->lang->line('profiler_section_show')."</span>)</legend>\n\n\n" |
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.'<table style="width:100%;display:none;" id="ci_profiler_config_table">'."\n"; |
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|
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foreach ($this->CI->config->config as $config => $val) |
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{ |
|
if (is_array($val) OR is_object($val)) |
|
{ |
|
$val = print_r($val, TRUE); |
|
} |
|
|
|
$output .= '<tr><td style="padding:5px;vertical-align:top;color:#900;background-color:#ddd;">' |
|
.$config.' </td><td style="padding:5px;color:#000;background-color:#ddd;">'.htmlspecialchars($val)."</td></tr>\n"; |
|
} |
|
|
|
return $output."</table>\n</fieldset>"; |
|
} |
|
|
|
// -------------------------------------------------------------------- |
|
|
|
/** |
|
* Compile session userdata |
|
* |
|
* @return string |
|
*/ |
|
protected function _compile_session_data() |
|
{ |
|
if ( ! isset($this->CI->session)) |
|
{ |
|
return; |
|
} |
|
|
|
$output = '<fieldset id="ci_profiler_csession" style="border:1px solid #000;padding:6px 10px 10px 10px;margin:20px 0 20px 0;background-color:#eee;">' |
|
.'<legend style="color:#000;"> '.$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>' |
|
.'<table style="width:100%;display:none;" id="ci_profiler_session_data">'; |
|
|
|
foreach ($this->CI->session->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"; |
|
} |
|
|
|
return $output."</table>\n</fieldset>"; |
|
} |
|
|
|
// -------------------------------------------------------------------- |
|
|
|
/** |
|
* 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>'; |
|
} |
|
|
|
return $output.'</div>'; |
|
} |
|
|
|
}
|
|
|