gistfile1.js

// jquery ajax helper by RainChen @ 2009-11-4
// more detail: http://hi.baidu.com/rainchen/blog/item/8877861821904abe4bedbc07.html

// show the ajax result
app.ajax.showResult = function(options){
  options = $.extend({title: '', body: '', width: 350, height: 200, iframe: false, zIndex: 7000}, options);
  if(!$("#app_ajax_result").get(0)){
    $(document.body).append('<div id="app_ajax_result"></div>');
    $("#app_ajax_result").dialog({
      title: '',
      bgiframe: true,
      width: options.width,
      height: options.height,
      modal: true
    });
  }
  if(options.iframe){
    $("#app_ajax_result").html("");
    // show message in an iframe to make sure the css will not break the current page
    var iframe = $('<iframe src="about:blank" border="0" frameborder="0" width="100%" height="100%"></iframe>').appendTo("#app_ajax_result");
    iframe.load(function(){
      $(this).contents().find('body').html(options.body);
      show();
    });
    if($.browser.safari) iframe.load(); // When Safari loads an IFrame, it won’t fire its onload event if it or any of its parents has display:none.
  }else{
    $("#app_ajax_result").html(options.body);
    show();
  }
  function show(){
    $("#app_ajax_result").dialog('option', 'title', options.title);
    $("#app_ajax_result").dialog('open');
  }
};
//  app.ajax.showResult({title:'hi', body: 'body', iframe:true});

// default error handler for ajax request
app.ajax.error = function(XMLHttpRequest, textStatus, errorThrown){
    return app.ajax.showResult({title: XMLHttpRequest.statusText, body: XMLHttpRequest.responseText, width: 600, height: 400, iframe: true});
};

// setup AjaxHelpers
app.ajax.setup = function(){
  // set authenticity koen for Rails
  if(typeof AUTHENTICITY_TOKEN != 'undefined' && AUTHENTICITY_TOKEN != '')
  {
    $.ajaxSetup( {data: {authenticity_token: AUTHENTICITY_TOKEN}});
  }
  $.ajaxSetup({error: app.ajax.error});
};

// init when page loaded
$(function(){app.ajax.setup();});