Knockout Bootstrap Tooltip Binding

KnockoutBootstrapTooltipBinding

ko.bindingHandlers.tooltip = {
  init: function (element, valueAccessor, allBindingsAccessor, viewModel, bindingContext) {
      var value = valueAccessor();
      var valueUnwrapped = ko.unwrap(value);
      if (valueUnwrapped.text != null)
      {
          $(element).attr('title', valueUnwrapped.text);
          if (valueUnwrapped.alignment != null) {
              $(element).attr('data-placement', valueUnwrapped.alignment);
          }
      }
      else $(element).attr('title', valueUnwrapped);
      $(element).tooltip();
      ko.utils.domNodeDisposal.addDisposeCallback(element, function () {
         $(element).tooltip("destroy");
      });
  },
  update: function (element, valueAccessor, allBindingsAccessor, viewModel, bindingContext) { }
};