Facebooker.js

/*
From: http://github.com/M4N14C/StoopidCMS/blob/master/public/javascripts/facebooker.js
*/
function $(element) {
  if (typeof element == "string") {
    element=document.getElementById(element);
  }
  if (element)
    extend_instance(element,Element);
  return element;
}
 
function extend_instance(instance,hash) {
  for (var name in hash) {
    instance[name] = hash[name];
  }
}
 
var Element = {
  "hide": function () {
    this.setStyle("display","none")
  },
  "show": function () {
    this.setStyle("display","block")
  },
  "visible": function () {
    return (this.getStyle("display") != "none");
  },
  "toggle": function () {
    if (this.visible) {
      this.hide();
    } else {
      this.show();
    }
  }
};
 
function encodeURIComponent(str) {
  if (typeof(str) == "string") {
    return str.replace(/=/g,'%3D').replace(/&/g,'%26');
  }
  //checkboxes and radio buttons return objects instead of a string
  else if(typeof(str) == "object"){
    for (prop in str)
    {
      return str[prop].replace(/=/g,'%3D').replace(/&/g,'%26');
    }
  }
};
 
var Form = {};
Form.serialize = function(form_element) {
  return  $(form_element).serialize();  
};
 
Ajax.Updater = function (container,url,options) {
  this.container = container;
  this.url=url;
  this.ajax = new Ajax();
  this.ajax.requireLogin = 1;
  if (options["onSuccess"]) {
    this.ajax.responseType = Ajax.JSON;
    this.ajax.ondone = options["onSuccess"];
  } else {
    this.ajax.responseType = Ajax.FBML;
    this.ajax.ondone = function(data) {
      $(container).setInnerFBML(data);
    }
  }
  if (options["onFailure"]) {
    this.ajax.onerror = options["onFailure"];
  }
 
  if (!options['parameters']) {
    options['parameters'] = {}
  }
 
  // simulate other verbs over post
  if (options['method']) {
    options['parameters']['_method'] = options['method'];
  }
 
  this.ajax.post(url,options['parameters']); 
  if (options["onLoading"]) {
     options["onLoading"].call() 
  }
};
Ajax.Request = function(url,options) {
  Ajax.Updater('unused',url,options);
};
 
PeriodicalExecuter = function (callback, frequency) {
        setTimeout(callback, frequency *1000);
        setTimeout(function() { new PeriodicalExecuter(callback,frequency); }, frequency*1000);
};