Просмотр архива MVC Form Generator for CodeIgniter


<?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  = "nn";
        $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";
        $output .= '<legend style="color:#900;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_benchmarks').'&nbsp;&nbsp;</legend>';
        $output .= "n";
        $output .= "nn<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."&nbsp;&nbsp;</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  = "nn";
            $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";
            $output .= '<legend style="color:#0000FF;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_queries').'&nbsp;&nbsp;</legend>';
            $output .= "n";
            $output .= "nn<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&nbsp;JOIN', 'ORDER&nbsp;BY', 'GROUP&nbsp;BY', 'LIMIT', 'INSERT', 'INTO', 'VALUES', 'UPDATE', 'OR&nbsp;', 'HAVING', 'OFFSET', 'NOT&nbsp;IN', 'IN', 'LIKE', 'NOT&nbsp;LIKE', 'COUNT', 'MAX', 'MIN', 'ON', 'AS', 'AVG', 'SUM', '(', ')');

        $output  = "nn";

        $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";
            $output .= '<legend style="color:#0000FF;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_database').':&nbsp; '.$db->database.'&nbsp;&nbsp;&nbsp;'.$this->CI->lang->line('profiler_queries').': '.count($db->queries).'&nbsp;&nbsp;'.$show_hide_js.'</legend>';
            $output .= "n";
            $output .= "nn<table style='width:100%;{$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."&nbsp;&nbsp;</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  = "nn";
        $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";
        $output .= '<legend style="color:#cd6e00;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_get_data').'&nbsp;&nbsp;</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 .= "nn<table style='width:100%; border:none'>n";

            foreach ($_GET as $key => $val)
            {
                if ( ! is_numeric($key))
                {
                    $key = "'".$key."'";
                }

                $output .= "<tr><td style='width:50%;color:#000;background-color:#ddd;padding:5px'>&#36;_GET[".$key."]&nbsp;&nbsp; </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  = "nn";
        $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";
        $output .= '<legend style="color:#009900;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_post_data').'&nbsp;&nbsp;</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 .= "nn<table style='width:100%'>n";

            foreach ($_POST as $key => $val)
            {
                if ( ! is_numeric($key))
                {
                    $key = "'".$key."'";
                }

                $output .= "<tr><td style='width:50%;padding:5px;color:#000;background-color:#ddd;'>&#36;_POST[".$key."]&nbsp;&nbsp; </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  = "nn";
        $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";
        $output .= '<legend style="color:#000;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_uri_string').'&nbsp;&nbsp;</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  = "nn";
        $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";
        $output .= '<legend style="color:#995300;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_controller_info').'&nbsp;&nbsp;</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  = "nn";
        $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";
        $output .= '<legend style="color:#5a0099;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_memory_usage').'&nbsp;&nbsp;</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  = "nn";
        $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";
        $output .= '<legend style="color:#000;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_headers').'&nbsp;&nbsp;(<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 .= "nn<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."&nbsp;&nbsp;</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  = "nn";
        $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";
        $output .= '<legend style="color:#000;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_config').'&nbsp;&nbsp;(<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 .= "nn<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."&nbsp;&nbsp;</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">';
        $output .= '<legend style="color:#000;">&nbsp;&nbsp;'.$this->CI->lang->line('profiler_session_data').'&nbsp;&nbsp;(<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."&nbsp;&nbsp;</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 */