<?php
/**
* Communicates with SafeMn service and allows to shorten the long URLs
*
* @link http://safe.mn/
* @license LGPL
* @author Stanislav Shramko <stanislav.shramko@gmail.com>
*/
class SafeMn {
/**
* SafeNm's API URL
*/
const API_URL = 'http://safe.mn/api/';
/**
* Sends the request and retrieves the answer
*
* @param string $action the kind of action
* @param string $url the URL to work on
* @throws Exception
* @return string
*/
protected static function getResponse($action, $url)
{
if (!$fh = fopen(self::API_URL . "?$action=" . htmlspecialchars($url), "r")) {
throw new Exception("Unable to connect to Safe.mn");
}
$content = '';
while (!feof($fh)) {
$content .= fread($fh, 4096);
}
return trim($content);
}
/**
* Shortens the URL
*
* @param string $url the URL to work on
* @throws Exception
* @return string
*/
public static function shortenUrl($url)
{
return self::getResponse('url', $url);
}
/**
* Tracks the URL
*
* @param string $url the URL to work on
* @throws Exception
* @return string
*/
public static function trackUrl($url)
{
return self::getResponse('short_url', $url);
}
}
?>
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