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<?php
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/**
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* @category WebsiteBaker
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* @package WebsiteBaker_core
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* @author Werner v.d.Decken
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* @copyright WebsiteBaker.org e.V.
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* @link http://websitebaker2.org
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* @license http://www.gnu.org/licenses/gpl.html
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* @version $Id: globalExceptionHandler.php 1808 2012-11-07 11:05:52Z Luisehahne $
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* @filesource $HeadURL: svn://isteam.dynxs.de/wb-archiv/branches/2.8.x/wb/framework/globalExceptionHandler.php $
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*
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* Global exception-handler
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* This module will activate a global exception handler to catch all thrown exceptions
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*
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*/
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/**
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* define several default exceptions directly to prevent from extra loading requests
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*/
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/**
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*
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*/
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class AppException extends Exception{
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public function __toString() {
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$file = str_replace(dirname(dirname(__FILE__)), '', $this->getFile());
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if(DEBUG) {
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$trace = $this->getTrace();
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$result = 'Exception: "'.$this->getMessage().'" @ ';
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if($trace[0]['class'] != '') {
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$result .= $trace[0]['class'].'->';
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}
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$result .= $trace[0]['function'].'(); in'.$file.'<br />'."\n";
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if(mysql_errno()) {
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$result .= mysql_errno().': '.mysql_error().'<br />'."\n";
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}
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$result .= '<pre>'."\n";
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$result .= print_r($trace, true)."\n";
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$result .= '</pre>'."\n";
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}else {
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$result = 'Exception: "'.$this->getMessage().'" in ['.$file.']<br />'."\n";
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}
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return $result;
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}
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}
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/**
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* define Exception to show error after accessing a forbidden file
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*/
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class IllegalFileException extends LogicException {
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public function __toString() {
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$file = str_replace(dirname(dirname(__FILE__)), '', $this->getFile());
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$out = '<div style="color: #ff0000; text-align: center;"><br />';
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$out .= '<br /><br /><h1>Illegale file access</h1>';
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$out .= '<h2>'.$file.'</h2></div>';
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return $out;
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}
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} // end of class
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/**
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* define Exception to show error message
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*/
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class ErrorMsgException extends Exception {
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public function __toString() {
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$out = $this->getMessage();
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return $out;
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}
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} // end of class
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/* -- several security exceptions ----------------------------------------------------- */
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class SecurityException extends RuntimeException { }
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class SecDirectoryTraversalException extends SecurityException {
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public function __toString() {
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$out = 'possible directory traversal attack<br />'."\n";
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$out .= '\''.$e->getMessage().'\'<br />'."\n";
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return $out;
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}
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}
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/* ------------------------------------------------------------------------------------ */
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/**
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*
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* @param Exception $e
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*/
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function globalExceptionHandler($e) {
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// hide server internals from filename where the exception was thrown
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$file = str_replace(dirname(dirname(__FILE__)), '', $e->getFile());
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// select some exceptions for special handling
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if ($e instanceof SecurityException) {
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$out = 'Exception: "'.(string)$e.'" @ ';
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$trace = $e->getTrace();
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if($trace[0]['class'] != '') {
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$out .= $trace[0]['class'].'->';
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}
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$out .= $trace[0]['function'].'();<br />';
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$out .= 'in "'.$file.'"'."\n";
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echo $out;
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}elseif ($e instanceof AppException) {
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echo (string)$e;
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}elseif ($e instanceof IllegalFileException) {
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$sResponse = $_SERVER['SERVER_PROTOCOL'].' 403 Forbidden';
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header($sResponse);
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echo $e;
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}elseif($e instanceof ErrorMsgException) {
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echo (string)$e;
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}elseif($e instanceof RuntimeException) {
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$out = 'There was a serious runtime error:'."\n";
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$out .= $e->getMessage()."\n";
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$out .= 'in line ('.$e->getLine().') of ('.$file.')'."\n";
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echo $out;
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}else {
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// default exception handling
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$out = 'There was an unknown exception:'."\n";
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$out .= $e->getMessage()."\n";
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$out .= 'in line ('.$e->getLine().') of ('.$file.')'."\n";
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echo $out;
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}
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}
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/**
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* now activate the new defined handler
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*/
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set_exception_handler('globalExceptionHandler');
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