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/home/develito/www/plugins/system/sunfw/includes/http.php

<?php
/**
 * @version    $Id$
 * @package    SUN Framework
 * @author     JoomlaShine Team <support@joomlashine.com>
 * @copyright  Copyright (C) 2012 JoomlaShine.com. All Rights Reserved.
 * @license    GNU/GPL v2 or later http://www.gnu.org/licenses/gpl-2.0.html
 *
 * Websites: http://www.joomlashine.com
 * Technical Support:  Feedback - http://www.joomlashine.com/contact-us/get-support.html
 */

// No direct access to this file.
defined('_JEXEC') or die('Restricted access');

// Import necessary libraries.
jimport('joomla.filesystem.folder');
jimport('joomla.filesystem.file');

/**
 * Class for handling HTTP request.
 *
 * @package  SUN Framework
 * @since    1.0.0
 */
class SunFwHttp
{
	/**
	 * Send HTTP request using GET method.
	 *
	 * @param   string   $link       The URL to send request to.
	 * @param   string   $cache      The number of seconds to cache request results.
	 * @param   string   $cacheFile  Path to cache file.
	 * @param   boolean  $force      Whether to send request even when cached results available?
	 *
	 * @return  mixed
	 */
	public static function get($link, $cache = 0, $cacheFile = null, $force = false)
	{
		$result = null;

// Get results from cache file if not expired.
		if (empty($cacheFile))
		{
			$cacheFile = JFactory::getConfig()->get('tmp_path') . '/sunfw/' . md5($link);
		}

if (!$force && is_numeric($cache) && $cache > 0)
		{
			if (JFile::exists($cacheFile) && time() - filemtime($cacheFile) < $cache)
			{
				$result = file_get_contents($cacheFile);
			}
		}

// Send request if cached results not available.
		if (empty($result))
		{
			$client = new JHttp();
			$result = $client->get($link);

if ($result)
			{
				$result = $result->body;

// Cache results.
				if (is_numeric($cache) && $cache > 0 && JFolder::create(dirname($cacheFile)))
				{
					JFile::write($cacheFile, $result);
				}
			}
			elseif (JFile::exists($cacheFile))
			{
				$result = file_get_contents($cacheFile);

// Update last modification time of the cache file.
				touch($cacheFile);
			}
			else
			{
				throw new Exception(JText::sprintf('SUNFW_HTTP_REQUEST_FAIL', parse_url($link, PHP_URL_HOST)));
			}
		}

return SunFwText::parseJson($result);
	}

/**
	 * Send HTTP request using POST method.
	 *
	 * @param   string   $link  The URL to send request to.
	 * @param   array    $data  Data to post.
	 *
	 * @return  mixed
	 */
	public static function post($link, $data = array())
	{
		// Send request.
		$client = new JHttp();
		$result = $client->post($link, $data);

if (!$result)
		{
			throw new Exception(JText::sprintf('SUNFW_HTTP_REQUEST_FAIL', parse_url($link, PHP_URL_HOST)));
		}

return SunFwText::parseJson($result->body);
	}
}