<?php
/**
 * Copyright (c) 2007-2012, Parametric Technology Corporation
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *  - Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *  - 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.
 *  - Neither the name of Servigistics, Inc. nor the names of
 *    its contributors may be used to endorse or promote products derived from
 *    this software without specific prior written permission.
 *
 * 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.
 *
 * @copyright Copyright 2007-2012 Parametric Technology Corporation (http://ptc.com)
 * @license http://solr-php-client.googlecode.com/svn/trunk/COPYING New BSD
 * @version $Id: $
 *
 * @package Apache
 * @subpackage Solr
 * @author Timo Schmidt <timo.schmidt@aoemedia.de>, Donovan Jimenez
 */

/**
 * Convenience class that implements the transport implementation. Can be extended by
 * real implementations to do some of the common book keeping
 */
abstract class Apache_Solr_HttpTransport_Abstract implements Apache_Solr_HttpTransport_Interface
{	
	/**
	 * Our default timeout value for requests that don't specify a timeout
	 *
	 * @var float
	 */
	private $_defaultTimeout = false;
			
	/**
	 * Get the current default timeout setting (initially the default_socket_timeout ini setting)
	 * in seconds
	 *
	 * @return float
	 */
	public function getDefaultTimeout()
	{
		// lazy load the default timeout from the ini settings
		if ($this->_defaultTimeout === false)
		{
			$this->_defaultTimeout = (int) ini_get('default_socket_timeout');

			// double check we didn't get 0 for a timeout
			if ($this->_defaultTimeout <= 0)
			{
				$this->_defaultTimeout = 60;
			}
		}
		
		return $this->_defaultTimeout;
	}
	
	/**
	 * Set the current default timeout for all HTTP requests
	 *
	 * @param float $timeout
	 */
	public function setDefaultTimeout($timeout)
	{
		$timeout = (float) $timeout;
		
		if ($timeout >= 0)
		{
			$this->_defaultTimeout = $timeout;
		}
	}	
}