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exception.php
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/
exception.php
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<?php defined('SYSPATH') or die('No direct access');
/**
* Kohana exception class. Translates exceptions using the [I18n] class.
*
* @package Kohana
* @category Exceptions
* @author Kohana Team
* @copyright (c) 2008-2012 Kohana Team
* @license http://kohanaframework.org/license
*/
class Kohana_Kohana_Exception extends Exception {
/**
* @var array PHP error code => human readable name
*/
public static $php_errors = array(
E_ERROR => 'Fatal Error',
E_USER_ERROR => 'User Error',
E_PARSE => 'Parse Error',
E_WARNING => 'Warning',
E_USER_WARNING => 'User Warning',
E_STRICT => 'Strict',
E_NOTICE => 'Notice',
E_RECOVERABLE_ERROR => 'Recoverable Error',
);
/**
* @var string error rendering view
*/
public static $error_view = 'kohana/error';
/**
* @var string error view content type
*/
public static $error_view_content_type = 'text/html';
/**
* Creates a new translated exception.
*
* throw new Kohana_Exception('Something went terrible wrong, :user',
* array(':user' => $user));
*
* @param string $message error message
* @param array $variables translation variables
* @param integer|string $code the exception code
* @return void
*/
public function __construct($message, array $variables = NULL, $code = 0)
{
if (defined('E_DEPRECATED'))
{
// E_DEPRECATED only exists in PHP >= 5.3.0
Kohana_Exception::$php_errors[E_DEPRECATED] = 'Deprecated';
}
// Set the message
$message = __($message, $variables);
// Pass the message and integer code to the parent
parent::__construct($message, (int) $code);
// Save the unmodified code
// @link http://bugs.php.net/39615
$this->code = $code;
}
/**
* Magic object-to-string method.
*
* echo $exception;
*
* @uses Kohana_Exception::text
* @return string
*/
public function __toString()
{
return Kohana_Exception::text($this);
}
/**
* Inline exception handler, displays the error message, source of the
* exception, and the stack trace of the error.
*
* Re-registers Kohana::shutdown_handler to make the PHP engine
* run the shutdown twice. We'll be exit(1)-ing from there.
* @see issue #3931
*
* @uses Kohana_Exception::text
* @param Exception $e
* @return boolean
*/
public static function handler(Exception $e)
{
try
{
register_shutdown_function(array('Kohana', 'shutdown_handler'));
// Get the exception information
$type = get_class($e);
$code = $e->getCode();
$message = $e->getMessage();
$file = $e->getFile();
$line = $e->getLine();
// Get the exception backtrace
$trace = $e->getTrace();
if ($e instanceof ErrorException)
{
if (isset(Kohana_Exception::$php_errors[$code]))
{
// Use the human-readable error name
$code = Kohana_Exception::$php_errors[$code];
}
if (version_compare(PHP_VERSION, '5.3', '<'))
{
// Workaround for a bug in ErrorException::getTrace() that
// exists in all PHP 5.2 versions.
// @link http://bugs.php.net/45895
for ($i = count($trace) - 1; $i > 0; --$i)
{
if (isset($trace[$i - 1]['args']))
{
// Re-position the args
$trace[$i]['args'] = $trace[$i - 1]['args'];
// Remove the args
unset($trace[$i - 1]['args']);
}
}
}
}
// Create a text version of the exception
$error = Kohana_Exception::text($e);
if (is_object(Kohana::$log))
{
// Add this exception to the log
Kohana::$log->add(Log::ERROR, $error);
$strace = Kohana_Exception::text($e)."\n--\n" . $e->getTraceAsString();
Kohana::$log->add(Log::STRACE, $strace);
// Make sure the logs are written
Kohana::$log->write();
}
if (Kohana::$is_cli)
{
// Just display the text of the exception
echo "\n{$error}\n";
return TRUE;
}
if ( ! headers_sent())
{
// Make sure the proper http header is sent
$http_header_status = ($e instanceof HTTP_Exception) ? $code : 500;
header('Content-Type: '.Kohana_Exception::$error_view_content_type.'; charset='.Kohana::$charset, TRUE, $http_header_status);
}
if (Request::$current !== NULL AND Request::current()->is_ajax() === TRUE)
{
// Just display the text of the exception
echo "\n{$error}\n";
return TRUE;
}
// Start an output buffer
ob_start();
// Include the exception HTML
if ($view_file = Kohana::find_file('views', Kohana_Exception::$error_view))
{
include $view_file;
}
else
{
throw new Kohana_Exception('Error view file does not exist: views/:file', array(
':file' => Kohana_Exception::$error_view,
));
}
// Display the contents of the output buffer
echo ob_get_clean();
return TRUE;
}
catch (Exception $e)
{
// Clean the output buffer if one exists
ob_get_level() and ob_clean();
// Display the exception text
echo Kohana_Exception::text($e), "\n";
// return
return TRUE;
}
}
/**
* Get a single line of text representing the exception:
*
* Error [ Code ]: Message ~ File [ Line ]
*
* @param Exception $e
* @return string
*/
public static function text(Exception $e)
{
return sprintf('%s [ %s ]: %s ~ %s [ %d ]',
get_class($e), $e->getCode(), strip_tags($e->getMessage()), Debug::path($e->getFile()), $e->getLine());
}
} // End Kohana_Exception