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documentation and whitespace on UrlShortenerPlugin

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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
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80
plugins/UrlShortener/UrlShortenerPlugin.php
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@ -44,16 +44,30 @@ abstract class UrlShortenerPlugin extends Plugin
{
public $shortenerName;
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
* @param url
* @return string shortened version of the url, or null if URL shortening failed
* Make an URL shorter.
*
* @param string $url URL to shorten
*
* @return string shortened version of the url, or null on failure
*/
protected abstract function shorten($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)
{
$request = HTTPClient::start();
@ -61,6 +75,17 @@ abstract class UrlShortenerPlugin extends Plugin
return $response->getBody();
}
/**
* 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();
@ -68,28 +93,63 @@ abstract class UrlShortenerPlugin extends Plugin
return $response->getBody();
}
//------------Below are the methods that connect StatusNet to the implementing Url Shortener plugin------------\\
// Hook handlers
function onInitializePlugin(){
/**
* Called when all plugins have been initialized
*
* @return boolean hook value
*/
function onInitializePlugin()
{
if (!isset($this->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)
{
$shorteners[$this->shortenerName]=array('freeService'=>$this->freeService);
$shorteners[$this->shortenerName] =
array('freeService' => $this->freeService);
return true;
}
/**
* 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);
if (isset($result) && $result != null && $result !== false) {
$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 true;
}
}