Observium_CE/libs/Fabiang/Xmpp/Util/ErrorHandler.php

101 lines
3.1 KiB
PHP

<?php
/**
* Copyright 2014 Fabian Grutschus. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* The views and conclusions contained in the software and documentation are those
* of the authors and should not be interpreted as representing official policies,
* either expressed or implied, of the copyright holders.
*
* @author Fabian Grutschus <f.grutschus@lubyte.de>
* @copyright 2014 Fabian Grutschus. All rights reserved.
* @license BSD
* @link http://github.com/fabiang/xmpp
*/
namespace Fabiang\Xmpp\Util;
use Fabiang\Xmpp\Exception\InvalidArgumentException;
use Fabiang\Xmpp\Exception\ErrorException;
/**
* XML utility methods.
*
* @package Xmpp\Util
*/
class ErrorHandler
{
/**
* Method to be called.
*
* @var callable
*/
protected $method;
/**
* Arguments for method.
*
* @var array
*/
protected $arguments = [];
public function __construct($method)
{
if (!is_callable($method)) {
throw new InvalidArgumentException('Argument 1 of "' . __METHOD__ . '" must be a callable');
}
$arguments = func_get_args();
array_shift($arguments);
$this->method = $method;
$this->arguments = $arguments;
}
/**
* Execute a function and handle all types of errors.
*
* @param string $file
* @param int $line
* @return mixed
* @throws ErrorException
*/
public function execute($file, $line)
{
set_error_handler(function ($errno, $errstr) use ($file, $line) {
throw new ErrorException($errstr, 0, $errno, $file, $line);
});
try {
$value = call_user_func_array($this->method, $this->arguments);
restore_error_handler();
return $value;
} catch (ErrorException $exception) {
restore_error_handler();
throw $exception;
}
}
}