public/javascripts/lowpro/remote.js

   1 Form.Methods.serialize = function(form, getHash, buttonPressed) {
   2   var elements = Form.getElements(form).reject(function(element) {
   3     return ['submit', 'button', 'image'].include(element.type);
   4   });
   5
   6   if (buttonPressed || (buttonPressed = form.getElementsBySelector('*[type=submit]').first()))
   7     elements.push(buttonPressed);
   8
   9   return Form.serializeElements(elements, getHash);
  10 }
  11
  12 Element.addMethods();
  13
  14 Remote = {
  15   Base: {
  16     initialize : function(options) {
  17       this.options = Object.extend({
  18         evaluateScripts : true
  19       }, options || {});
  20     },
  21     _makeRequest : function(options) {
  22       if (options.update) new Ajax.Updater(options.update, options.url, options);
  23       else new Ajax.Request(options.url, options);
  24       return false;
  25     }
  26   }
  27 };
  28
  29 Remote.Link = Behavior.create({
  30   onclick : function() {
  31     var options = Object.extend({ url : this.element.href, method : 'get' }, this.options);
  32     return this._makeRequest(options);
  33   }
  34 });
  35
  36 Object.extend(Remote.Link.prototype, Remote.Base);
  37
  38 Remote.Form = Behavior.create({
  39   onclick : function(e) {
  40     var sourceElement = Event.element(e);
  41
  42     if (sourceElement.nodeName.toLowerCase() == 'input' &&
  43         sourceElement.type == 'submit')
  44       this._submitButton = sourceElement;
  45   },
  46   onsubmit : function() {
  47     var options = Object.extend({
  48       url : this.element.action,
  49       method : this.element.method,
  50       parameters : Form.serialize(this.element, false, this._submitButton)
  51     }, this.options);
  52     this._submitButton = null;
  53     return this._makeRequest(options);
  54   }
  55 });
  56
  57 Object.extend(Remote.Form.prototype, Remote.Base);
  58