short url with bit.ly

function curl_get_result($url) {
  $ch = curl_init($url);
  $timeout = 50;
  curl_setopt($ch,CURLOPT_URL,$url);
  curl_setopt($ch,CURLOPT_RETURNTRANSFER,1);
  curl_setopt($ch,CURLOPT_CONNECTTIMEOUT,$timeout);
  $data = curl_exec($ch);
  curl_close($ch);
  return $data;
}

function encurtaURL($link) {

    $formato = "json";
    $login = "tcelestino";
    $apiKey = "R_29276446d8e3c7def8c2cce4b136df13";

    //acessa a api do bit.ly

    $bitly = 'https://api-ssl.bitly.com/v3/shorten?login='.$login.'&apiKey='.$apiKey.'&longUrl='.urldecode($link).'&format='.$formato;


     return var_dump(curl_get_result($bitly));

}

echo encurtaURL("http://google.com.br");