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doctrine2/lib/Doctrine/Log/Writer/Stream.php

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<?php
/*
* $Id: Stream.php 3155 2007-11-14 13:13:23Z jwage $
*
* 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.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the LGPL. For more information, see
* <http://www.phpdoctrine.org>.
*/
/**
* @package Doctrine
* @subpackage Log
* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
* @author Jonathan H. Wage <jwage@mac.com>
* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
* @link www.phpdoctrine.org
* @since 1.0
* @version $Revision: 3155 $
*/
class Doctrine_Log_Writer_Stream extends Doctrine_Log_Writer_Abstract
{
/**
* Holds the PHP stream to log to.
* @var null|stream
*/
protected $_stream = null;
/**
* Class Constructor
*
* @param streamOrUrl Stream or URL to open as a stream
* @param mode Mode, only applicable if a URL is given
*/
public function __construct($streamOrUrl, $mode = 'a')
{
if (is_resource($streamOrUrl)) {
if (get_resource_type($streamOrUrl) != 'stream') {
throw new Doctrine_Log_Exception('Resource is not a stream');
}
if ($mode != 'a') {
throw new Doctrine_Log_Exception('Mode cannot be changed on existing streams');
}
$this->_stream = $streamOrUrl;
} else {
if (! $this->_stream = @fopen($streamOrUrl, $mode, false)) {
$msg = "\"$streamOrUrl\" cannot be opened with mode \"$mode\"";
throw new Doctrine_Log_Exception($msg);
}
}
$this->_formatter = new Doctrine_Log_Formatter_Simple();
}
/**
* Close the stream resource.
*
* @return void
*/
public function shutdown()
{
if (is_resource($this->_stream)) {
fclose($this->_stream);
}
}
/**
* Write a message to the log.
*
* @param array $event event data
* @return void
*/
protected function _write($event)
{
$line = $this->_formatter->format($event);
if (false === @fwrite($this->_stream, $line)) {
throw new Doctrine_Log_Exception("Unable to write to stream");
}
}
}