libraries/Exceptions.php

   1 <?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');\r
   2 /**\r
   3  * CodeIgniter\r
   4  *\r
   5  * An open source application development framework for PHP 4.3.2 or newer\r
   6  *\r
   7  * @package             CodeIgniter\r
   8  * @author              ExpressionEngine Dev Team\r
   9  * @copyright   Copyright (c) 2008, EllisLab, Inc.\r
  10  * @license             http://codeigniter.com/user_guide/license.html\r
  11  * @link                http://codeigniter.com\r
  12  * @since               Version 1.0\r
  13  * @filesource\r
  14  */\r
  15 \r
  16 // ------------------------------------------------------------------------\r
  17 \r
  18 /**\r
  19  * Exceptions Class\r
  20  *\r
  21  * @package             CodeIgniter\r
  22  * @subpackage  Libraries\r
  23  * @category    Exceptions\r
  24  * @author              ExpressionEngine Dev Team\r
  25  * @link                http://codeigniter.com/user_guide/libraries/exceptions.html\r
  26  */\r
  27 class CI_Exceptions {\r
  28         var $action;\r
  29         var $severity;\r
  30         var $message;\r
  31         var $filename;\r
  32         var $line;\r
  33         var $ob_level;\r
  34 \r
  35         var $levels = array(\r
  36                                                 E_ERROR                         =>      'Error',\r
  37                                                 E_WARNING                       =>      'Warning',\r
  38                                                 E_PARSE                         =>      'Parsing Error',\r
  39                                                 E_NOTICE                        =>      'Notice',\r
  40                                                 E_CORE_ERROR            =>      'Core Error',\r
  41                                                 E_CORE_WARNING          =>      'Core Warning',\r
  42                                                 E_COMPILE_ERROR         =>      'Compile Error',\r
  43                                                 E_COMPILE_WARNING       =>      'Compile Warning',\r
  44                                                 E_USER_ERROR            =>      'User Error',\r
  45                                                 E_USER_WARNING          =>      'User Warning',\r
  46                                                 E_USER_NOTICE           =>      'User Notice',\r
  47                                                 E_STRICT                        =>      'Runtime Notice'\r
  48                                         );\r
  49 \r
  50 \r
  51         /**\r
  52          * Constructor\r
  53          *\r
  54          */     \r
  55         function CI_Exceptions()\r
  56         {\r
  57                 $this->ob_level = ob_get_level();\r
  58                 // Note:  Do not log messages from this constructor.\r
  59         }\r
  60         \r
  61         // --------------------------------------------------------------------\r
  62 \r
  63         /**\r
  64          * Exception Logger\r
  65          *\r
  66          * This function logs PHP generated error messages\r
  67          *\r
  68          * @access      private\r
  69          * @param       string  the error severity\r
  70          * @param       string  the error string\r
  71          * @param       string  the error filepath\r
  72          * @param       string  the error line number\r
  73          * @return      string\r
  74          */\r
  75         function log_exception($severity, $message, $filepath, $line)\r
  76         {       \r
  77                 $severity = ( ! isset($this->levels[$severity])) ? $severity : $this->levels[$severity];\r
  78                 \r
  79                 log_message('error', 'Severity: '.$severity.'  --> '.$message. ' '.$filepath.' '.$line, TRUE);\r
  80         }\r
  81 \r
  82         // --------------------------------------------------------------------\r
  83 \r
  84         /**\r
  85          * 404 Page Not Found Handler\r
  86          *\r
  87          * @access      private\r
  88          * @param       string\r
  89          * @return      string\r
  90          */\r
  91         function show_404($page = '')\r
  92         {       \r
  93                 $heading = "404 Page Not Found";\r
  94                 $message = "The page you requested was not found.";\r
  95 \r
  96                 log_message('error', '404 Page Not Found --> '.$page);\r
  97                 echo $this->show_error($heading, $message, 'error_404');\r
  98                 exit;\r
  99         }\r
 100         \r
 101         // --------------------------------------------------------------------\r
 102 \r
 103         /**\r
 104          * General Error Page\r
 105          *\r
 106          * This function takes an error message as input\r
 107          * (either as a string or an array) and displays\r
 108          * it using the specified template.\r
 109          *\r
 110          * @access      private\r
 111          * @param       string  the heading\r
 112          * @param       string  the message\r
 113          * @param       string  the template name\r
 114          * @return      string\r
 115          */\r
 116         function show_error($heading, $message, $template = 'error_general')\r
 117         {\r
 118                 $message = '<p>'.implode('</p><p>', ( ! is_array($message)) ? array($message) : $message).'</p>';\r
 119 \r
 120                 if (ob_get_level() > $this->ob_level + 1)\r
 121                 {\r
 122                         ob_end_flush(); \r
 123                 }\r
 124                 ob_start();\r
 125                 include(APPPATH.'errors/'.$template.EXT);\r
 126                 $buffer = ob_get_contents();\r
 127                 ob_end_clean();\r
 128                 return $buffer;\r
 129         }\r
 130 \r
 131         // --------------------------------------------------------------------\r
 132 \r
 133         /**\r
 134          * Native PHP error handler\r
 135          *\r
 136          * @access      private\r
 137          * @param       string  the error severity\r
 138          * @param       string  the error string\r
 139          * @param       string  the error filepath\r
 140          * @param       string  the error line number\r
 141          * @return      string\r
 142          */\r
 143         function show_php_error($severity, $message, $filepath, $line)\r
 144         {       \r
 145                 $severity = ( ! isset($this->levels[$severity])) ? $severity : $this->levels[$severity];\r
 146         \r
 147                 $filepath = str_replace("\\", "/", $filepath);\r
 148                 \r
 149                 // For safety reasons we do not show the full file path\r
 150                 if (FALSE !== strpos($filepath, '/'))\r
 151                 {\r
 152                         $x = explode('/', $filepath);\r
 153                         $filepath = $x[count($x)-2].'/'.end($x);\r
 154                 }\r
 155                 \r
 156                 if (ob_get_level() > $this->ob_level + 1)\r
 157                 {\r
 158                         ob_end_flush(); \r
 159                 }\r
 160                 ob_start();\r
 161                 include(APPPATH.'errors/error_php'.EXT);\r
 162                 $buffer = ob_get_contents();\r
 163                 ob_end_clean();\r
 164                 echo $buffer;\r
 165         }\r
 166 \r
 167 \r
 168 }\r
 169 // END Exceptions Class\r
 170 \r
 171 /* End of file Exceptions.php */\r
 172 /* Location: ./system/libraries/Exceptions.php */