TinyUrlCom.php
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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_Service_ShortUrl
* @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: $
*/
/**
* @see Zend_Service_ShortUrl_AbstractShortener
*/
require_once 'Zend/Service/ShortUrl/AbstractShortener.php';
/**
* TinyUrl.com API implementation
*
* @category Zend
* @package Zend_Service_ShortUrl
* @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Service_ShortUrl_TinyUrlCom extends Zend_Service_ShortUrl_AbstractShortener
{
/**
* Base URI of the service
*
* @var string
*/
protected $_baseUri = 'http://tinyurl.com';
/**
* This function shortens long url
*
* @param string $url URL to Shorten
* @throws Zend_Service_ShortUrl_Exception When URL is not valid
* @return string New URL
*/
public function shorten($url)
{
$this->_validateUri($url);
$serviceUri = 'http://tinyurl.com/api-create.php';
$this->getHttpClient()->setUri($serviceUri);
$this->getHttpClient()->setParameterGet('url', $url);
$response = $this->getHttpClient()->request();
return $response->getBody();
}
/**
* Reveals target for short URL
*
* @param string $shortenedUrl URL to reveal target of
* @throws Zend_Service_ShortUrl_Exception When URL is not valid or is not shortened by this service
* @return string
*/
public function unshorten($shortenedUrl)
{
$this->_validateUri($shortenedUrl);
$this->_verifyBaseUri($shortenedUrl);
//TinyUrl.com does not have an API for that, but we can use preview feature
//we need new Zend_Http_Client
$this->setHttpClient(new Zend_Http_Client());
$this->getHttpClient()
->setCookie('preview', 1)
->setUri($shortenedUrl);
//get response
$response = $this->getHttpClient()->request();
require_once 'Zend/Dom/Query.php';
$dom = new Zend_Dom_Query($response->getBody());
//find the redirect url link
$results = $dom->query('a#redirecturl');
//get href
$originalUrl = $results->current()->getAttribute('href');
return $originalUrl;
}
}