Remote/Json.Remote.js

   1 /*
   2 Script: Json.Remote.js
   3         Contains <Json.Remote>.
   4
   5 License:
   6         MIT-style license.
   7 */
   8
   9 /*
  10 Class: Json.Remote
  11         Wrapped XHR with automated sending and receiving of Javascript Objects in Json Format.
  12
  13 Arguments:
  14         url - the url you want to send your object to.
  15         options - see <XHR> options
  16
  17 Example:
  18         this code will send user information based on name/last name
  19         (start code)
  20         var jSonRequest = new Json.Remote("http://site.com/tellMeAge.php", {onComplete: function(person){
  21                 alert(person.age); //is 25 years
  22                 alert(person.height); //is 170 cm
  23                 alert(person.weight); //is 120 kg
  24         }}).send({'name': 'John', 'lastName': 'Doe'});
  25         (end)
  26 */
  27
  28 Json.Remote = XHR.extend({
  29
  30         initialize: function(url, options){
  31                 this.url = url;
  32                 this.addEvent('onSuccess', this.onComplete);
  33                 this.parent(options);
  34                 this.setHeader('X-Request', 'JSON');
  35         },
  36
  37         send: function(obj){
  38                 return this.parent(this.url, 'json=' + Json.toString(obj));
  39         },
  40
  41         onComplete: function(){
  42                 this.fireEvent('onComplete', Json.evaluate(this.response.text, this.options.secure));
  43         }
  44
  45 });