var methods, lastClass, redirect_url, redirect_label, custom_CSS, custom_class_name;
var get_vars = getUrlVars();
var tmx_id = get_vars["tmx_id"];

function rfe_construct_form(ref, rfeFormHolderId) {
  if (rfeFormHolderId==null) {
    rfeFormHolderId = 'rfe-form-holder';
  }
  
  var client;
  var URI = "https://rfe.trumpomatrix.com/index.php?ref="+ref;

  try {
    if (window.XDomainRequest) {
      client = new XDomainRequest();
      client.open("GET", URI, false);
      client.onload = function() {
        document.getElementById(rfeFormHolderId).innerHTML = client.responseText;
      
        if (tmx_id>0) {
          appendCSSClass(document.getElementById(rfeFormHolderId).id, 'loadingLight');
          submit_rfe_form(ref, document.forms['RFEForm'], rfeFormHolderId);
          return false;
        }
    
        if (read_cookie('TMX_vars')>'') {
          add_hidden_field('TMX_vars', read_cookie('TMX_vars'));
        }
      }
      client.send(null);
    } else {
      try {
        client = new XMLHttpRequest();
      } catch (error) {
        try {
          client = new ActiveXObject("Msxml2.XMLHTTP");
        } catch (error) {
          try {
            client = new ActiveXObject("Microsoft.XMLHTTP");
          } catch (error) {
            fallbackLink(ref, document.domain, rfeFormHolderId, error.description);
          }
        }
      }
      
      client.open("GET", URI, false);
      client.onreadystatechange = function() {
        if (this.readyState==4) {
          switch(this.status) {
            case 200:
              document.getElementById(rfeFormHolderId).innerHTML = client.responseText;
      
              if (tmx_id>0) {
                appendCSSClass(document.getElementById(rfeFormHolderId).id, 'loadingLight');
                submit_rfe_form(ref, document.forms['RFEForm'], rfeFormHolderId);
                return false;
              }
    
              if (read_cookie('TMX_vars')>'') {
                add_hidden_field('TMX_vars', read_cookie('TMX_vars'));
              }
              
            break;
          }
        }
      }
      
      client.send(null);
    }
    
  } catch(error) {
    fallbackLink(ref, document.domain, rfeFormHolderId, error.description);
  }
}

function highlight_focused_elements(elem, tooltip) {
  var browserVer = parseInt(navigator.appVersion);
  if (elem && browserVer > 4) {
    appendCSSClass(elem.parentNode.id, 'tooltipBackground');
  }

  var tooltip = document.getElementById("commonTooltip_"+tooltip.id);
  if (tooltip) {
    tooltip.style.display = 'inline-block';
  }
}

function reset_unfocused_elements(elem, tooltip) {
  var browserVer = parseInt(navigator.appVersion);
  if (elem && browserVer > 4) {
    restoreCSSClass(elem.parentNode.id);
  }

  var tooltip = document.getElementById("commonTooltip_"+tooltip.id);
  if (tooltip) {
    tooltip.style.display = 'none';
  }
}

function restoreCSSClass(id) {
  var subject = document.getElementById(id);
  if (subject) {
    subject.setAttribute("class", lastClass);
    subject.setAttribute("className", lastClass);
  }
}

function removeCSSClass(id) {
  var subject = document.getElementById(id);
  if (subject) {
    subject.removeAttribute("class");
    subject.removeAttribute("className");
  }
}

function appendCSSClass(id, className) {
  var subject = document.getElementById(id);
  if (subject) {
    lastClass = subject.getAttribute('class');

    subject.setAttribute("class", lastClass+' '+className);
    subject.setAttribute("className", lastClass+' '+className);
  }
}

function custom_style(CSS_URL) {
  custom_CSS = CSS_URL;
}

function custom_class(CSS_class) {
  custom_class_name = CSS_class;
}
function fallbackLink(ref, domain, rfeFormHolderId, error) {
  if (rfeFormHolderId==null) {
    rfeFormHolderId = 'rfe-form-holder';
  }
  
  document.getElementById(rfeFormHolderId).innerHTML = '<iframe class="RFEIframe" src="http://rfe.trumpomatrix.com/index.php?ref='+ref+'&htmlheader=1&custom_css='+custom_CSS+'&custom_class='+custom_class_name+'"></iframe><div id="purpose"></div>';
}

function add_hidden_field(name, value) {
  var form = document.getElementById('RFEForm');
  if (!form) {
    var form = document.forms('RFEForm');
  }

  if (form) {
    var hiddenField = document.createElement('input');
    hiddenField.setAttribute('type', 'hidden');
    hiddenField.setAttribute('name', name);
    hiddenField.setAttribute('value', value);

    form.appendChild(hiddenField);
  }
}

function set_onsubmit(methods_or_actions) {
  methods = methods_or_actions;
}

function submit_rfe_form(ref, form, rfeFormHolderId) {
  if (rfeFormHolderId==null) {
    rfeFormHolderId = 'rfe-form-holder';
  }
  
  var submitButton = document.getElementById("submitButton");
  var submitLoading = document.getElementById("submitLoading");
  if (submitButton && submitLoading) {
    submitButton.style.display = 'none';
    submitLoading.style.display = 'block';
  }
  
  var post = '';
  
  for(i=0;i<form.elements.length;i++) {
    if (form.elements[i].name!='__VIEWSTATE') { // this is excluded form the post as DNN systems have a parameter __VIEWSTATE 
      if (form.elements[i].type=='checkbox') {
        if (form.elements[i].checked) {
          post += '&'+form.elements[i].name+'='+urlencode(form.elements[i].value);
        }
      } else if (form.elements[i].type=='radio') {
        if (form.elements[i].checked) {
          post += '&'+form.elements[i].name+'='+urlencode(form.elements[i].value);
        }
      } else if (form.elements[i].type=='select-multiple') {
        var multi_select_value = form.elements[i];
        for(j=0;j<multi_select_value.length;j++) {
          if (multi_select_value[j].selected) {
            post += '&'+form.elements[i].name+'[]='+urlencode(multi_select_value[j].value);
          }
        }
      } else {
        post += '&'+form.elements[i].name+'='+urlencode(form.elements[i].value);
      }
    }
  }
  
  if (get_client_ip()>'') {
    post += '&ip_address='+get_client_ip();
  }

  if (redirect_url>'' && redirect_label>'') {
    post += '&redirect_url='+redirect_url+'&redirect_label='+redirect_label;
  }
  
  if (tmx_id>0) {
    post += '&tmx_id='+tmx_id;
  }
  
  var rfe_form_div = document.getElementById(rfeFormHolderId);
  var client;
  
  try {
    if (window.XDomainRequest) {
      var URI = "https://rfe.trumpomatrix.com/send.php?ref="+ref+post;
      
      client = new XDomainRequest();
      client.open("POST", URI);
      client.onload = function() {
        rfe_form_div.innerHTML = client.responseText;
        if (client.responseText.match(/CONFIRMATIONSYSTEMFLAG/i)) {
          eval(methods);
        }
              
        if (document.getElementById("TIMEDREDIRECT")) {
          var timeout = setTimeout("window.location.href = document.getElementById(\"TIMEDREDIRECT\").href;", 5000);
        }

        removeCSSClass(rfeFormHolderId);
      }
      client.send();
    } else {
      var URI = "https://rfe.trumpomatrix.com/send.php";
      
      client = new XMLHttpRequest();
      client.open("POST", URI, true);
      client.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
      client.onreadystatechange = function() {
        if (this.readyState==4) {
          switch(this.status) {
            case 200:
              rfe_form_div.innerHTML = client.responseText;
              if (client.responseText.match(/CONFIRMATIONSYSTEMFLAG/i)) {
                eval(methods);
              }
              
              if (document.getElementById("TIMEDREDIRECT")) {
                var timeout = setTimeout("window.location.href = document.getElementById(\"TIMEDREDIRECT\").href;", 5000);
              }
              
              removeCSSClass(rfeFormHolderId);
              break;
          }
        }
      }
      client.send('ref='+ref+post);
    }

  } catch(error) {
    alert("Sorry! Our form application encountered the following error: ".error);
    fallbackLink(ref, document.domain, rfeFormHolderId);
  }
}

function urlencode(str) {
  str = str.replace(/£/g, '&pound;');
  str = escape(str);
  str = str.replace(/\+/g, '%2B');
  str = str.replace(/%20/g, '+');
  str = str.replace(/\*/g, '%2A');
  str = str.replace(/\//g, '%2F');
  str = str.replace(/@/g, '%40');
  
  return str;
}

function isArray(subject) {
  if (subject.constructor.toString().indexOf("Array")==-1) {
    return false;
  } else {
    return true;
  }
}

function set_redirect_button(url, label) {
  if (url>'') {
    if (!label) {
      label = 'Click here to continue';
    }

    redirect_url = url;
    redirect_label = label;
  }
}

function get_client_ip() {
  var IP = '38.107.179.209';
  
  return IP;
}

function getUrlVars() {
  var vars = {};
  var parts = window.location.href.replace(/[\?&]+([^=&]+)=([^&]*)/gi, function(m, key, value) {
      vars[key] = value;
  });
  
  return vars;
}