fix(dropdown): restored deprecated directives

src/dropdown/dropdown.js

@@ -1,6 +1,6 @@
 angular.module('ui.bootstrap.dropdown', ['ui.bootstrap.position'])
 
-.constant('dropdownConfig', {
+.constant('uibDropdownConfig', {
   openClass: 'open'
 })
 
@@ -65,11 +65,11 @@ angular.module('ui.bootstrap.dropdown', ['ui.bootstrap.position'])
   };
 }])
 
-.controller('UibDropdownController', ['$scope', '$attrs', '$parse', 'dropdownConfig', 'uibDropdownService', '$animate', '$position', '$document', '$compile', '$templateRequest', function($scope, $attrs, $parse, dropdownConfig, uibDropdownService, $animate, $position, $document, $compile, $templateRequest) {
+.controller('UibDropdownController', ['$scope', '$attrs', '$parse', 'uibDropdownConfig', 'uibDropdownService', '$animate', '$uibPosition', '$document', '$compile', '$templateRequest', function($scope, $attrs, $parse, uibDropdownConfig, uibDropdownService, $animate, $uibPosition, $document, $compile, $templateRequest) {
   var self = this,
     scope = $scope.$new(), // create a child scope so we are not polluting original one
     templateScope,
-    openClass = dropdownConfig.openClass,
+    openClass = uibDropdownConfig.openClass,
     getIsOpen,
     setIsOpen = angular.noop,
     toggleInvoker = $attrs.onToggle ? $parse($attrs.onToggle) : angular.noop,
@@ -168,7 +168,7 @@ angular.module('ui.bootstrap.dropdown', ['ui.bootstrap.position'])
 
   scope.$watch('isOpen', function(isOpen, wasOpen) {
     if (appendToBody && self.dropdownMenu) {
-      var pos = $position.positionElements(self.$element, self.dropdownMenu, 'bottom-left', true);
+      var pos = $uibPosition.positionElements(self.$element, self.dropdownMenu, 'bottom-left', true);
       var css = {
         top: pos.top + 'px',
         display: isOpen ? 'block' : 'none'
@@ -344,17 +344,21 @@ angular.module('ui.bootstrap.dropdown', ['ui.bootstrap.position'])
   };
 });
 
-/* Depreciated dropdown below */
+
+/* Deprecated dropdown below */
 
 angular.module('ui.bootstrap.dropdown')
 .value('$dropdownSuppressWarning', false)
 .directive('dropdown', ['$log', '$dropdownSuppressWarning', function($log, $dropdownSuppressWarning) {
   return {
+    controller: 'UibDropdownController',
     link: function(scope, element, attrs, dropdownCtrl) {
-        if (!$dropdownSuppressWarning) {
-          $log.warn('dropdown is now deprecated. Use uib-dropdown instead.');
-        }
+      if (!$dropdownSuppressWarning) {
+        $log.warn('dropdown is now deprecated. Use uib-dropdown instead.');
       }
+      dropdownCtrl.init(element);
+      element.addClass('dropdown');
+    }
   };
 }])
 
@@ -363,10 +367,20 @@ angular.module('ui.bootstrap.dropdown')
     restrict: 'AC',
     require: '?^dropdown',
     link: function(scope, element, attrs, dropdownCtrl) {
-        if (!$dropdownSuppressWarning) {
-          $log.warn('dropdown-menu is now deprecated. Use uib-dropdown-menu instead.');
-        }
+      if (!$dropdownSuppressWarning) {
+        $log.warn('dropdown-menu is now deprecated. Use uib-dropdown-menu instead.');
+      }
+      if (!dropdownCtrl) {
+        return;
       }
+      var tplUrl = attrs.templateUrl;
+      if (tplUrl) {
+        dropdownCtrl.dropdownMenuTemplateUrl = tplUrl;
+      }
+      if (!dropdownCtrl.dropdownMenu) {
+        dropdownCtrl.dropdownMenu = element;
+      }
+    }
   };
 }])
 
@@ -375,21 +389,80 @@ angular.module('ui.bootstrap.dropdown')
     restrict: 'A',
     require: '?^dropdown',
     link: function(scope, element, attrs, dropdownCtrl) {
-        if (!$dropdownSuppressWarning) {
-          $log.warn('keyboard-nav is now deprecated. Use uib-keyboard-nav instead.');
-        }
+      if (!$dropdownSuppressWarning) {
+        $log.warn('keyboard-nav is now deprecated. Use uib-keyboard-nav instead.');
       }
+      element.bind('keydown', function(e) {
+        if ([38, 40].indexOf(e.which) !== -1) {
+          e.preventDefault();
+          e.stopPropagation();
+
+          var elems = dropdownCtrl.dropdownMenu.find('a');
+
+          switch (e.which) {
+            case (40): { // Down
+              if (!angular.isNumber(dropdownCtrl.selectedOption)) {
+                dropdownCtrl.selectedOption = 0;
+              } else {
+                dropdownCtrl.selectedOption = dropdownCtrl.selectedOption === elems.length -1 ?
+                  dropdownCtrl.selectedOption : dropdownCtrl.selectedOption + 1;
+              }
+              break;
+            }
+            case (38): { // Up
+              if (!angular.isNumber(dropdownCtrl.selectedOption)) {
+                dropdownCtrl.selectedOption = elems.length - 1;
+              } else {
+                dropdownCtrl.selectedOption = dropdownCtrl.selectedOption === 0 ?
+                  0 : dropdownCtrl.selectedOption - 1;
+              }
+              break;
+            }
+          }
+          elems[dropdownCtrl.selectedOption].focus();
+        }
+      });
+    }
   };
 }])
 
 .directive('dropdownToggle', ['$log', '$dropdownSuppressWarning', function($log, $dropdownSuppressWarning) {
   return {
     require: '?^dropdown',
     link: function(scope, element, attrs, dropdownCtrl) {
-        if (!$dropdownSuppressWarning) {
-          $log.warn('dropdown-toggle is now deprecated. Use uib-dropdown-toggle instead.');
+      if (!$dropdownSuppressWarning) {
+        $log.warn('dropdown-toggle is now deprecated. Use uib-dropdown-toggle instead.');
+      }
+      if (!dropdownCtrl) {
+        return;
+      }
+
+      element.addClass('dropdown-toggle');
+
+      dropdownCtrl.toggleElement = element;
+
+      var toggleDropdown = function(event) {
+        event.preventDefault();
+
+        if (!element.hasClass('disabled') && !attrs.disabled) {
+          scope.$apply(function() {
+            dropdownCtrl.toggle();
+          });
         }
-     }
+      };
+
+      element.bind('click', toggleDropdown);
+
+      // WAI-ARIA
+      element.attr({ 'aria-haspopup': true, 'aria-expanded': false });
+      scope.$watch(dropdownCtrl.isOpen, function(isOpen) {
+        element.attr('aria-expanded', !!isOpen);
+      });
+
+      scope.$on('$destroy', function() {
+        element.unbind('click', toggleDropdown);
+      });
+    }
   };
 }]);