1 <?php

     2 

     3 /*

     4  * This file is part of the Symfony package.

     5  *

     6  * (c) Fabien Potencier <fabien@symfony.com>

     7  *

     8  * For the full copyright and license information, please view the LICENSE

     9  * file that was distributed with this source code.

    10  */

    11 

    12 namespace Symfony\Component\HttpKernel\Debug;

    13 

    14 /**

    15  * ErrorHandler.

    16  *

    17  * @author Fabien Potencier <fabien@symfony.com>

    18  */

    19 class ErrorHandler

    20 {

    21     private $levels = array(

    22         E_WARNING           => 'Warning',

    23         E_NOTICE            => 'Notice',

    24         E_USER_ERROR        => 'User Error',

    25         E_USER_WARNING      => 'User Warning',

    26         E_USER_NOTICE       => 'User Notice',

    27         E_STRICT            => 'Runtime Notice',

    28         E_RECOVERABLE_ERROR => 'Catchable Fatal Error',

    29     );

    30 

    31     private $level;

    32 

    33     /**

    34      * Register the error handler.

    35      *

    36      * @param integer $level The level at which the conversion to Exception is done (null to use the error_reporting() value and 0 to disable)

    37      *

    38      * @return The registered error handler

    39      */

    40     static public function register($level = null)

    41     {

    42         $handler = new static();

    43         $handler->setLevel($level);

    44 

    45         set_error_handler(array($handler, 'handle'));

    46 

    47         return $handler;

    48     }

    49 

    50     public function setLevel($level)

    51     {

    52         $this->level = null === $level ? error_reporting() : $level;

    53     }

    54 

    55     /**

    56      * @throws \ErrorException When error_reporting returns error

    57      */

    58     public function handle($level, $message, $file, $line, $context)

    59     {

    60         if (0 === $this->level) {

    61             return false;

    62         }

    63 

    64         if (error_reporting() & $level && $this->level & $level) {

    65             throw new \ErrorException(sprintf('%s: %s in %s line %d', isset($this->levels[$level]) ? $this->levels[$level] : $level, $message, $file, $line));

    66         }

    67 

    68         return false;

    69     }

    70 }