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PATH: home / centosnipponia / public_html / nipponiacom2 / libraries / regularlabs / src

<?php
/**
 * @package         Regular Labs Library
 * @version         19.2.10100
 * 
 * @author          Peter van Westen <info@regularlabs.com>
 * @link            http://www.regularlabs.com
 * @copyright       Copyright © 2019 Regular Labs All Rights Reserved
 * @license         http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL
 */

namespace RegularLabs\Library;

defined('_JEXEC') or die;

use Joomla\CMS\Factory as JFactory;
use Joomla\CMS\Http\HttpFactory as JHttpFactory;
use Joomla\Registry\Registry;
use RuntimeException;

/**
 * Class Http
 * @package RegularLabs\Library
 */
class Http
{
	/**
	 * Get the contents of the given internal url
	 *
	 * @param string $url
	 * @param int    $timeout
	 *
	 * @return string
	 */
	public static function get($url, $timeout = 20)
	{
		if (Uri::isExternal($url))
		{
			return '';
		}

return self::getFromUrl($url, $timeout);
	}

/**
	 * Get the contents of the given url
	 *
	 * @param string $url
	 * @param int    $timeout
	 *
	 * @return string
	 */
	public static function getFromUrl($url, $timeout = 20)
	{
		$cache_id = 'getUrl_' . $url;

if (Cache::has($cache_id))
		{
			return Cache::get($cache_id);
		}

if (JFactory::getApplication()->input->getInt('cache', 0)
			&& $content = Cache::read($cache_id)
		)
		{
			return $content;
		}

$content = self::getContents($url, $timeout);

if (empty($content))
		{
			return '';
		}

if ($ttl = JFactory::getApplication()->input->getInt('cache', 0))
		{
			return Cache::write($cache_id, $content, $ttl > 1 ? $ttl : 0);
		}

return Cache::set($cache_id, $content);
	}

/**
	 * Get the contents of the given external url from the Regular Labs server
	 *
	 * @param string $url
	 * @param int    $timeout
	 *
	 * @return string
	 */
	public static function getFromServer($url, $timeout = 20)
	{
		$cache_id = 'getByUrl_' . $url;

if (Cache::has($cache_id))
		{
			return Cache::get($cache_id);
		}

// only allow url calls from administrator
		if ( ! Document::isClient('administrator'))
		{
			die;
		}

// only allow when logged in
		$user = JFactory::getUser();
		if ( ! $user->id)
		{
			die;
		}

if (substr($url, 0, 4) != 'http')
		{
			$url = 'http://' . $url;
		}

// only allow url calls to regularlabs.com domain
		if ( ! (RegEx::match('^https?://([^/]+\.)?regularlabs\.com/', $url)))
		{
			die;
		}

// only allow url calls to certain files
		if (
			strpos($url, 'download.regularlabs.com/extensions.php') === false
			&& strpos($url, 'download.regularlabs.com/extensions.json') === false
			&& strpos($url, 'download.regularlabs.com/extensions.xml') === false
		)
		{
			die;
		}

$content = self::getContents($url, $timeout);

if (empty($content))
		{
			return '';
		}

$format = (strpos($url, '.json') !== false || strpos($url, 'format=json') !== false)
			? 'application/json'
			: 'text/xml';

header("Pragma: public");
		header("Expires: 0");
		header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
		header("Cache-Control: public");
		header("Content-type: " . $format);

if ($ttl = JFactory::getApplication()->input->getInt('cache', 0))
		{
			return Cache::write($cache_id, $content, $ttl > 1 ? $ttl : 0);
		}

return Cache::set($cache_id, $content);
	}

/**
	 * Load the contents of the given url
	 *
	 * @param string $url
	 * @param int    $timeout
	 *
	 * @return string
	 */
	private static function getContents($url, $timeout = 20)
	{
		try
		{
			// Adding a valid user agent string, otherwise some feed-servers returning an error
			$options = new Registry([
				'userAgent' => 'Mozilla/5.0 (Windows NT 6.1; WOW64; rv:41.0) Gecko/20100101 Firefox/41.0',
			]);

$content = JHttpFactory::getHttp($options)->get($url, null, $timeout)->body;
		}
		catch (RuntimeException $e)
		{
			return '';
		}

return $content;
	}

}

[+] ..
[-] ActionLogPlugin.php [edit]
[-] Alias.php [edit]
[+] Api
[-] ArrayHelper.php [edit]
[-] Article.php [edit]
[-] Cache.php [edit]
[+] Condition
[-] Condition.php [edit]
[-] ConditionContent.php [edit]
[-] Conditions.php [edit]
[-] Database.php [edit]
[-] Date.php [edit]
[-] DB.php [edit]
[-] Document.php [edit]
[-] EditorButton.php [edit]
[-] EditorButtonHelper.php [edit]
[-] EditorButtonPlugin.php [edit]
[-] EditorButtonPopup.php [edit]
[-] Extension.php [edit]
[-] Field.php [edit]
[-] FieldGroup.php [edit]
[-] File.php [edit]
[-] Form.php [edit]
[-] Html.php [edit]
[-] HtmlTag.php [edit]
[-] Http.php [edit]
[-] Image.php [edit]
[-] Language.php [edit]
[-] License.php [edit]
[-] Log.php [edit]
[-] MobileDetect.php [edit]
[-] Parameters.php [edit]
[-] PluginTag.php [edit]
[-] Protect.php [edit]
[-] RegEx.php [edit]
[-] ShowOn.php [edit]
[-] StringHelper.php [edit]
[-] Title.php [edit]
[-] Uri.php [edit]
[-] Version.php [edit]
[-] Xml.php [edit]
[-] .htaccess.disabled [edit]