Function formDirectiveFactory

src/directive/form.js:15–175

($animate, inputModifiedConfig, isNgForm)

  ;

  function formDirectiveFactory ($animate, inputModifiedConfig, isNgForm) {

    // Shortcut.
    var config = inputModifiedConfig;

    return {
      name: 'form',
      restrict: isNgForm ? 'EAC' : 'E',
      require: ['?form'],
      link: function ($scope, $element, attrs, controllers) {

        // Handling controllers.
        var formCtrl = controllers[0];
        var parentFormCtrl = (formCtrl.$$parentForm || $element.parent().controller('form'));

        // Form controller is required for this directive to operate.
        // Parent form is optional.
        if (!formCtrl) {
          return;
        }

        formCtrl.modified = false;
        formCtrl.reset = reset;

        // Modified models.
        formCtrl.modifiedCount = 0;
        formCtrl.modifiedModels = [];
        formCtrl.$$onChildModelModifiedStateChanged = function (modelCtrl) {
          onModifiedStateChanged(modelCtrl, formCtrl.modifiedModels);
        };

        // Modified child forms.
        formCtrl.modifiedChildFormsCount = 0;
        formCtrl.modifiedChildForms = [];
        formCtrl.$$onChildFormModifiedStateChanged = function (childFormCtrl) {
          onModifiedStateChanged(childFormCtrl, formCtrl.modifiedChildForms);
        };
        formCtrl.$$onChildFormDestroyed = onChildFormDestroyed;

        $element.on('$destroy', function () {
          if (parentFormCtrl && 'function' === typeof parentFormCtrl.$$onChildFormDestroyed) {
              parentFormCtrl.$$onChildFormDestroyed(formCtrl);
          }
        });


        /**
         * Resets all form inputs to it's master values.
         */
        function reset () {

          // Resetting modified models.
          angular.forEach(formCtrl.modifiedModels, function (modelCtrl) {
            modelCtrl.reset();
          });

          // Resetting modified child forms.
          angular.forEach(formCtrl.modifiedChildForms, function (childFormCtrl) {