Sample shortener API Function

Shortener.API.Function.php

<?php

define("SHORTENER_URL", "http://webz.cc");
define("SHORTENER_KEY", "123456789");

/**** Sample PHP Function ***/
function shorten($url, $custom = "", $format = "json") { 
  $api_url = SHORTENER_KEY."/api/?key=".SHORTENER_KEY;
  $api_url .= "&url=".urlencode(filter_var($url, FILTER_SANITIZE_URL));
    if(!empty($custom)){
      $api_url .= "&custom=".strip_tags($custom);
    }
  $curl = curl_init();
  curl_setopt_array($curl, array(
      CURLOPT_RETURNTRANSFER => 1,
      CURLOPT_URL => $api_url
  ));
  $Response = curl_exec($curl);
  curl_close($curl);
  
  if($format == "text"){
    $Ar = json_decode($Response,TRUE);
      if($Ar["error"]){
          return $Ar["msg"];
      }else{
          return $Ar["short"];
      }
  }else{
    return $Response;
  }
}
?>