From 9e9d77b4072de4f8c73e8bbade07a8f27734e4bd Mon Sep 17 00:00:00 2001
From: Florian Pritz <bluewind@xssn.at>
Date: Sat, 6 Feb 2010 23:14:56 +0100
Subject: Initial commit

Signed-off-by: Florian Pritz <bluewind@xssn.at>
---
 system/libraries/Exceptions.php | 174 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 174 insertions(+)
 create mode 100644 system/libraries/Exceptions.php

(limited to 'system/libraries/Exceptions.php')

diff --git a/system/libraries/Exceptions.php b/system/libraries/Exceptions.php
new file mode 100644
index 000000000..9c655a174
--- /dev/null
+++ b/system/libraries/Exceptions.php
@@ -0,0 +1,174 @@
+<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+/**
+ * CodeIgniter
+ *
+ * An open source application development framework for PHP 4.3.2 or newer
+ *
+ * @package		CodeIgniter
+ * @author		ExpressionEngine Dev Team
+ * @copyright	Copyright (c) 2008 - 2009, EllisLab, Inc.
+ * @license		http://codeigniter.com/user_guide/license.html
+ * @link		http://codeigniter.com
+ * @since		Version 1.0
+ * @filesource
+ */
+
+// ------------------------------------------------------------------------
+
+/**
+ * Exceptions Class
+ *
+ * @package		CodeIgniter
+ * @subpackage	Libraries
+ * @category	Exceptions
+ * @author		ExpressionEngine Dev Team
+ * @link		http://codeigniter.com/user_guide/libraries/exceptions.html
+ */
+class CI_Exceptions {
+	var $action;
+	var $severity;
+	var $message;
+	var $filename;
+	var $line;
+	var $ob_level;
+
+	var $levels = array(
+						E_ERROR				=>	'Error',
+						E_WARNING			=>	'Warning',
+						E_PARSE				=>	'Parsing Error',
+						E_NOTICE			=>	'Notice',
+						E_CORE_ERROR		=>	'Core Error',
+						E_CORE_WARNING		=>	'Core Warning',
+						E_COMPILE_ERROR		=>	'Compile Error',
+						E_COMPILE_WARNING	=>	'Compile Warning',
+						E_USER_ERROR		=>	'User Error',
+						E_USER_WARNING		=>	'User Warning',
+						E_USER_NOTICE		=>	'User Notice',
+						E_STRICT			=>	'Runtime Notice'
+					);
+
+
+	/**
+	 * Constructor
+	 *
+	 */	
+	function CI_Exceptions()
+	{
+		$this->ob_level = ob_get_level();
+		// Note:  Do not log messages from this constructor.
+	}
+  	
+	// --------------------------------------------------------------------
+
+	/**
+	 * Exception Logger
+	 *
+	 * This function logs PHP generated error messages
+	 *
+	 * @access	private
+	 * @param	string	the error severity
+	 * @param	string	the error string
+	 * @param	string	the error filepath
+	 * @param	string	the error line number
+	 * @return	string
+	 */
+	function log_exception($severity, $message, $filepath, $line)
+	{	
+		$severity = ( ! isset($this->levels[$severity])) ? $severity : $this->levels[$severity];
+		
+		log_message('error', 'Severity: '.$severity.'  --> '.$message. ' '.$filepath.' '.$line, TRUE);
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * 404 Page Not Found Handler
+	 *
+	 * @access	private
+	 * @param	string
+	 * @return	string
+	 */
+	function show_404($page = '')
+	{	
+		$heading = "404 Page Not Found";
+		$message = "The page you requested was not found.";
+
+		log_message('error', '404 Page Not Found --> '.$page);
+		echo $this->show_error($heading, $message, 'error_404', 404);
+		exit;
+	}
+  	
+	// --------------------------------------------------------------------
+
+	/**
+	 * General Error Page
+	 *
+	 * This function takes an error message as input
+	 * (either as a string or an array) and displays
+	 * it using the specified template.
+	 *
+	 * @access	private
+	 * @param	string	the heading
+	 * @param	string	the message
+	 * @param	string	the template name
+	 * @return	string
+	 */
+	function show_error($heading, $message, $template = 'error_general', $status_code = 500)
+	{
+		set_status_header($status_code);
+		
+		$message = '<p>'.implode('</p><p>', ( ! is_array($message)) ? array($message) : $message).'</p>';
+
+		if (ob_get_level() > $this->ob_level + 1)
+		{
+			ob_end_flush();	
+		}
+		ob_start();
+		include(APPPATH.'errors/'.$template.EXT);
+		$buffer = ob_get_contents();
+		ob_end_clean();
+		return $buffer;
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Native PHP error handler
+	 *
+	 * @access	private
+	 * @param	string	the error severity
+	 * @param	string	the error string
+	 * @param	string	the error filepath
+	 * @param	string	the error line number
+	 * @return	string
+	 */
+	function show_php_error($severity, $message, $filepath, $line)
+	{	
+		$severity = ( ! isset($this->levels[$severity])) ? $severity : $this->levels[$severity];
+	
+		$filepath = str_replace("\\", "/", $filepath);
+		
+		// For safety reasons we do not show the full file path
+		if (FALSE !== strpos($filepath, '/'))
+		{
+			$x = explode('/', $filepath);
+			$filepath = $x[count($x)-2].'/'.end($x);
+		}
+		
+		if (ob_get_level() > $this->ob_level + 1)
+		{
+			ob_end_flush();	
+		}
+		ob_start();
+		include(APPPATH.'errors/error_php'.EXT);
+		$buffer = ob_get_contents();
+		ob_end_clean();
+		echo $buffer;
+	}
+
+
+}
+// END Exceptions Class
+
+/* End of file Exceptions.php */
+/* Location: ./system/libraries/Exceptions.php */
\ No newline at end of file
-- 
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