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<?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Log
* @subpackage Writer
* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id$
*/
/** Zend_Log_Writer_Abstract */
require_once 'Zend/Log/Writer/Abstract.php';
/** Zend_Log_Formatter_Simple */
require_once 'Zend/Log/Formatter/Simple.php';
/**
* @category Zend
* @package Zend_Log
* @subpackage Writer
* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id$
*/
class Zend_Log_Writer_Stream extends Zend_Log_Writer_Abstract
{
/**
* Holds the PHP stream to log to.
*
* @var null|stream
*/
protected $_stream = null;
/**
* Class Constructor
*
* @param array|string|resource $streamOrUrl Stream or URL to open as a stream
* @param string|null $mode Mode, only applicable if a URL is given
* @return void
* @throws Zend_Log_Exception
*/
public function __construct($streamOrUrl, $mode = null)
{
// Setting the default
if (null === $mode) {
$mode = 'a';
}
if (is_resource($streamOrUrl)) {
if (get_resource_type($streamOrUrl) != 'stream') {
require_once 'Zend/Log/Exception.php';
throw new Zend_Log_Exception('Resource is not a stream');
}
if ($mode != 'a') {
require_once 'Zend/Log/Exception.php';
throw new Zend_Log_Exception('Mode cannot be changed on existing streams');
}
$this->_stream = $streamOrUrl;
} else {
if (is_array($streamOrUrl) && isset($streamOrUrl['stream'])) {
$streamOrUrl = $streamOrUrl['stream'];
}
if (! $this->_stream = @fopen($streamOrUrl, $mode, false)) {
require_once 'Zend/Log/Exception.php';
$msg = "\"$streamOrUrl\" cannot be opened with mode \"$mode\"";
throw new Zend_Log_Exception($msg);
}
}
$this->_formatter = new Zend_Log_Formatter_Simple();
}
/**
* Create a new instance of Zend_Log_Writer_Stream
*
* @param array|Zend_Config $config
* @return Zend_Log_Writer_Stream
*/
static public function factory($config)
{
$config = self::_parseConfig($config);
$config = array_merge(array(
'stream' => null,
'mode' => null,
), $config);
$streamOrUrl = isset($config['url']) ? $config['url'] : $config['stream'];
return new self(
$streamOrUrl,
$config['mode']
);
}
/**
* Close the stream resource.
*
* @return void
*/
public function shutdown()
{
if (is_resource($this->_stream)) {
fclose($this->_stream);
}
}
/**
* Write a message to the log.
*
* @param array $event event data
* @return void
* @throws Zend_Log_Exception
*/
protected function _write($event)
{
$line = $this->_formatter->format($event);
if (false === @fwrite($this->_stream, $line)) {
require_once 'Zend/Log/Exception.php';
throw new Zend_Log_Exception("Unable to write to stream");
}
}
}
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