/**
 * Activates ajax submit buttons. 
 */
function authenticate() {
  
  /**
   * Login
   */
  $("#login").submit(function(e) {
  
    $.ajax({
      type: "POST",
      cache: false,
      dataType: "json",
      url: "/tippspiel/login",
      data: $(this).serializeArray(),
      success: function(data) {
        if (data.success) {
          location.replace("/tippspiel/overview");
        } else {
          error(data);
          
          if (data.msg) {
            msg(data.msg);
          }
        }
      }
    });
  
    return false;
  });
  
  /**
   * Signup 
   */
  $('<input>').attr({
    type: 'hidden',
    name: 'csrf',
    value: csrf
  }).appendTo('#signup');
  
  $("#signup").submit(function(e) {
    
    $.ajax({
      type: "POST",
      cache: false,
      dataType: "json",
      url: "/tippspiel/signup",
      data: $(this).serializeArray(),
      success: function(data) {
        if (data.success) {
          $.fancybox.close();
        } else {
          error(data);
        }
        
        msg(data.msg);
      }
    });
  
    return false;
  });

  /**
   * Forgot password 
   */
  $('<input>').attr({
    type: 'hidden',
    name: 'csrf',
    value: csrf
  }).appendTo('#forgot-password');
  
  $("#forgot-password").submit(function(e) {
  
    $.ajax({
      type: "POST",
      cache: false,
      dataType: "json",
      url: "/tippspiel/forgot-password",
      data: $(this).serializeArray(),
      success: function(data) {
        if (data.success) {
          $.fancybox.close();
        } else {
          error(data);
        }

        msg(data.msg);
      }
    });
  
    return false;
  });
    
}