documentation and whitespace on UrlShortenerPlugin

This commit is contained in:
Evan Prodromou 2010-04-24 14:20:28 -04:00
parent 7a1dd5798f
commit 9c0c9863d5
1 changed files with 84 additions and 24 deletions

View File

@ -19,11 +19,11 @@
* You should have received a copy of the GNU Affero General Public License * You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>. * along with this program. If not, see <http://www.gnu.org/licenses/>.
* *
* @category Plugin * @category Plugin
* @package StatusNet * @package StatusNet
* @author Craig Andrews <candrews@integralblue.com> * @author Craig Andrews <candrews@integralblue.com>
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/ * @link http://status.net/
*/ */
if (!defined('STATUSNET') && !defined('LACONICA')) { if (!defined('STATUSNET') && !defined('LACONICA')) {
@ -43,53 +43,113 @@ if (!defined('STATUSNET') && !defined('LACONICA')) {
abstract class UrlShortenerPlugin extends Plugin abstract class UrlShortenerPlugin extends Plugin
{ {
public $shortenerName; public $shortenerName;
public $freeService=false; public $freeService = false;
//------------Url Shortener plugin should implement some (or all) of these methods------------\\
// Url Shortener plugins should implement some (or all)
// of these methods
/** /**
* Short a URL * Make an URL shorter.
* @param url *
* @return string shortened version of the url, or null if URL shortening failed * @param string $url URL to shorten
*/ *
* @return string shortened version of the url, or null on failure
*/
protected abstract function shorten($url); protected abstract function shorten($url);
//------------These methods may help you implement your plugin------------\\ /**
* Utility to get the data at an URL
*
* @param string $url URL to fetch
*
* @return string response body
*
* @todo rename to code-standard camelCase httpGet()
*/
protected function http_get($url) protected function http_get($url)
{ {
$request = HTTPClient::start(); $request = HTTPClient::start();
$response = $request->get($url); $response = $request->get($url);
return $response->getBody(); return $response->getBody();
} }
protected function http_post($url,$data) /**
* Utility to post a request and get a response URL
*
* @param string $url URL to fetch
* @param array $data post parameters
*
* @return string response body
*
* @todo rename to code-standard httpPost()
*/
protected function http_post($url, $data)
{ {
$request = HTTPClient::start(); $request = HTTPClient::start();
$response = $request->post($url, null, $data); $response = $request->post($url, null, $data);
return $response->getBody(); return $response->getBody();
} }
//------------Below are the methods that connect StatusNet to the implementing Url Shortener plugin------------\\ // Hook handlers
function onInitializePlugin(){ /**
if(!isset($this->shortenerName)){ * Called when all plugins have been initialized
*
* @return boolean hook value
*/
function onInitializePlugin()
{
if (!isset($this->shortenerName)) {
throw new Exception("must specify a shortenerName"); throw new Exception("must specify a shortenerName");
} }
return true;
} }
/**
* Called when a showing the URL shortener drop-down box
*
* Properties of the shortening service currently only
* include whether it's a free service.
*
* @param array &$shorteners array mapping shortener name to properties
*
* @return boolean hook value
*/
function onGetUrlShorteners(&$shorteners) function onGetUrlShorteners(&$shorteners)
{ {
$shorteners[$this->shortenerName]=array('freeService'=>$this->freeService); $shorteners[$this->shortenerName] =
array('freeService' => $this->freeService);
return true;
} }
function onStartShortenUrl($url,$shortenerName,&$shortenedUrl) /**
* Called to shorten an URL
*
* @param string $url URL to shorten
* @param string $shortenerName Shortening service. Don't handle if it's
* not you!
* @param string &$shortenedUrl URL after shortening; out param.
*
* @return boolean hook value
*/
function onStartShortenUrl($url, $shortenerName, &$shortenedUrl)
{ {
if($shortenerName == $this->shortenerName && strlen($url) >= common_config('site', 'shorturllength')){ if ($shortenerName == $this->shortenerName) {
$result = $this->shorten($url); $result = $this->shorten($url);
if(isset($result) && $result != null && $result !== false){ if (isset($result) && $result != null && $result !== false) {
$shortenedUrl=$result; $shortenedUrl = $result;
common_log(LOG_INFO, __CLASS__ . ": $this->shortenerName shortened $url to $shortenedUrl"); common_log(LOG_INFO,
__CLASS__ . ": $this->shortenerName ".
"shortened $url to $shortenedUrl");
return false; return false;
} }
} }
return true;
} }
} }