CI =& get_instance(); $this->CI->load->language('profiler'); } // -------------------------------------------------------------------- /** * 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 * * @access private * @return array */ 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 .= '
'; $output .= "\n"; $output .= '  '.$this->CI->lang->line('profiler_benchmarks').'  '; $output .= "\n"; $output .= "\n\n\n"; foreach ($profile as $key => $val) { $key = ucwords(str_replace(array('_', '-'), ' ', $key)); $output .= "\n"; } $output .= "
".$key."  ".$val."
\n"; $output .= "
"; return $output; } // -------------------------------------------------------------------- /** * Compile Queries * * @access private * @return string */ function _compile_queries() { $dbs = array(); // Let's determine which databases are currently connected to foreach (get_object_vars($this->CI) as $CI_object) { if ( is_subclass_of(get_class($CI_object), 'CI_DB') ) { $dbs[] = $CI_object; } } if (count($dbs) == 0) { $output = "\n\n"; $output .= '
'; $output .= "\n"; $output .= '  '.$this->CI->lang->line('profiler_queries').'  '; $output .= "\n"; $output .= "\n\n\n"; $output .="\n"; $output .= "
".$this->CI->lang->line('profiler_no_db')."
\n"; $output .= "
"; return $output; } $output = "\n\n"; foreach ($dbs as $db) { $output .= '
'; $output .= "\n"; $output .= '  '.$this->CI->lang->line('profiler_database').':  '.$db->database.'   '.$this->CI->lang->line('profiler_queries').': '.count($this->CI->db->queries).'   '; $output .= "\n"; $output .= "\n\n\n"; if (count($db->queries) == 0) { $output .= "\n"; } else { $highlight = array('SELECT', 'FROM', 'WHERE', 'AND', 'LEFT JOIN', 'ORDER BY', 'LIMIT', 'INSERT', 'INTO', 'VALUES', 'UPDATE', 'OR'); foreach ($db->queries as $key => $val) { $val = htmlspecialchars($val, ENT_QUOTES); $time = number_format($db->query_times[$key], 4); foreach ($highlight as $bold) { $val = str_replace($bold, ''.$bold.'', $val); } $output .= "\n"; } } $output .= "
".$this->CI->lang->line('profiler_no_queries')."
".$time."  ".$val."
\n"; $output .= "
"; } return $output; } // -------------------------------------------------------------------- /** * Compile $_GET Data * * @access private * @return string */ function _compile_get() { $output = "\n\n"; $output .= '
'; $output .= "\n"; $output .= '  '.$this->CI->lang->line('profiler_get_data').'  '; $output .= "\n"; if (count($_GET) == 0) { $output .= "
".$this->CI->lang->line('profiler_no_get')."
"; } else { $output .= "\n\n\n"; foreach ($_GET as $key => $val) { if ( ! is_numeric($key)) { $key = "'".$key."'"; } $output .= "\n"; } $output .= "
$_GET[".$key."]   "; if (is_array($val)) { $output .= "
" . htmlspecialchars(stripslashes(print_r($val, true))) . "
"; } else { $output .= htmlspecialchars(stripslashes($val)); } $output .= "
\n"; } $output .= "
"; return $output; } // -------------------------------------------------------------------- /** * Compile $_POST Data * * @access private * @return string */ function _compile_post() { $output = "\n\n"; $output .= '
'; $output .= "\n"; $output .= '  '.$this->CI->lang->line('profiler_post_data').'  '; $output .= "\n"; if (count($_POST) == 0) { $output .= "
".$this->CI->lang->line('profiler_no_post')."
"; } else { $output .= "\n\n\n"; foreach ($_POST as $key => $val) { if ( ! is_numeric($key)) { $key = "'".$key."'"; } $output .= "\n"; } $output .= "
$_POST[".$key."]   "; if (is_array($val)) { $output .= "
" . htmlspecialchars(stripslashes(print_r($val, true))) . "
"; } else { $output .= htmlspecialchars(stripslashes($val)); } $output .= "
\n"; } $output .= "
"; return $output; } // -------------------------------------------------------------------- /** * Show query string * * @access private * @return string */ function _compile_uri_string() { $output = "\n\n"; $output .= '
'; $output .= "\n"; $output .= '  '.$this->CI->lang->line('profiler_uri_string').'  '; $output .= "\n"; if ($this->CI->uri->uri_string == '') { $output .= "
".$this->CI->lang->line('profiler_no_uri')."
"; } else { $output .= "
".$this->CI->uri->uri_string."
"; } $output .= "
"; return $output; } // -------------------------------------------------------------------- /** * Show the controller and function that were called * * @access private * @return string */ function _compile_controller_info() { $output = "\n\n"; $output .= '
'; $output .= "\n"; $output .= '  '.$this->CI->lang->line('profiler_controller_info').'  '; $output .= "\n"; $output .= "
".$this->CI->router->fetch_class()."/".$this->CI->router->fetch_method()."
"; $output .= "
"; return $output; } // -------------------------------------------------------------------- /** * Compile memory usage * * Display total used memory * * @access public * @return string */ function _compile_memory_usage() { $output = "\n\n"; $output .= '
'; $output .= "\n"; $output .= '  '.$this->CI->lang->line('profiler_memory_usage').'  '; $output .= "\n"; if (function_exists('memory_get_usage') && ($usage = memory_get_usage()) != '') { $output .= "
".number_format($usage).' bytes
'; } else { $output .= "
".$this->CI->lang->line('profiler_no_memory_usage')."
"; } $output .= "
"; return $output; } // -------------------------------------------------------------------- /** * Run the Profiler * * @access private * @return string */ function run() { $output = '
'; $output .= "
"; $output .= $this->_compile_uri_string(); $output .= $this->_compile_controller_info(); $output .= $this->_compile_memory_usage(); $output .= $this->_compile_benchmarks(); $output .= $this->_compile_get(); $output .= $this->_compile_post(); $output .= $this->_compile_queries(); $output .= '
'; return $output; } } // END CI_Profiler class /* End of file Profiler.php */ /* Location: ./system/libraries/Profiler.php */