closes #4070

public/src/admin/manage/category.js

@@ -37,6 +37,7 @@ define('admin/manage/category', [
 			});
 		}
 
+		handleTags();
 
 		$('#category-settings input, #category-settings select').not($('.privilege-table-container input'))
 			.on('change', function (ev) {
@@ -169,8 +170,6 @@ define('admin/manage/category', [
 		});
 
 		Category.setupPrivilegeTable();
-
-		handleTags();
 	};
 
 	function modified(el) {
@@ -202,6 +201,7 @@ define('admin/manage/category', [
 		ajaxify.data.category.tagWhitelist.forEach(function (tag) {
 			tagEl.tagsinput('add', tag);
 		});
+
 		tagEl.on('itemAdded itemRemoved', function () {
 			modified(tagEl);
 		});

public/src/admin/manage/group.js

@@ -21,6 +21,10 @@ define('admin/manage/group', [
 
 		var groupName = ajaxify.data.group.name;
 
+		$('#group-selector').on('change', function () {
+			ajaxify.go('admin/manage/groups/' + $(this).val() + window.location.hash);
+		});
+
 		memberList.init('admin/manage/group');
 
 		changeGroupUserTitle.keyup(function () {

src/controllers/admin/groups.js

@@ -1,6 +1,7 @@
 'use strict';
 
 var async = require('async');
+var validator = require('validator');
 
 var db = require('../../database');
 var groups = require('../../groups');
@@ -16,12 +17,9 @@ groupsController.list = function (req, res, next) {
 
 	async.waterfall([
 		function (next) {
-			db.getSortedSetRange('groups:createtime', 0, -1, next);
+			getGroupNames(next);
 		},
 		function (groupNames, next) {
-			groupNames = groupNames.filter(function (name) {
-				return name.indexOf(':privileges:') === -1 && name !== 'registered-users';
-			});
 			pageCount = Math.ceil(groupNames.length / groupsPerPage);
 
 			var start = (page - 1) * groupsPerPage;
@@ -44,20 +42,48 @@ groupsController.get = function (req, res, callback) {
 	var groupName = req.params.name;
 	async.waterfall([
 		function (next) {
-			groups.exists(groupName, next);
+			async.parallel({
+				groupNames: function (next) {
+					getGroupNames(next);
 				},
-		function (exists, next) {
-			if (!exists) {
-				return callback();
-			}
+				group: function (next) {
 					groups.get(groupName, { uid: req.uid, truncateUserList: true, userListCount: 20 }, next);
 				},
-		function (group) {
-			group.isOwner = true;
+			}, next);
+		},
+		function (result) {
+			if (!result.group) {
+				return callback();
+			}
+			result.group.isOwner = true;
+
+			result.groupNames = result.groupNames.map(function (name) {
+				return {
+					encodedName: encodeURIComponent(name),
+					displayName: validator.escape(String(name)),
+					selected: name === groupName,
+				};
+			});
+
 			res.render('admin/manage/group', {
-				group: group,
+				group: result.group,
+				groupNames: result.groupNames,
 				allowPrivateGroups: parseInt(meta.config.allowPrivateGroups, 10) === 1,
 			});
 		},
 	], callback);
 };
+
+function getGroupNames(callback) {
+	async.waterfall([
+		function (next) {
+			db.getSortedSetRange('groups:createtime', 0, -1, next);
+		},
+		function (groupNames, next) {
+			groupNames = groupNames.filter(function (name) {
+				return name !== 'registered-users' && !groups.isPrivilegeGroup(name);
+			});
+			next(null, groupNames);
+		},
+	], callback);
+}

src/controllers/groups.js

@@ -98,11 +98,7 @@ groupsController.details = function (req, res, callback) {
 				},
 			}, next);
 		},
-	], function (err, results) {
-		if (err) {
-			return callback(err);
-		}
-
+		function (results) {
 			if (!results.group) {
 				return callback();
 			}
@@ -112,7 +108,8 @@ groupsController.details = function (req, res, callback) {
 			results.allowPrivateGroups = parseInt(meta.config.allowPrivateGroups, 10) === 1;
 
 			res.render('groups/details', results);
-	});
+		},
+	], callback);
 };
 
 groupsController.members = function (req, res, callback) {
@@ -139,11 +136,7 @@ groupsController.members = function (req, res, callback) {
 
 			user.getUsersFromSet('group:' + groupName + ':members', req.uid, 0, 49, next);
 		},
-	], function (err, users) {
-		if (err) {
-			return callback(err);
-		}
-
+		function (users) {
 			var breadcrumbs = helpers.buildBreadcrumbs([
 				{ text: '[[pages:groups]]', url: '/groups' },
 				{ text: validator.escape(String(groupName)), url: '/groups/' + req.params.slug },
@@ -156,7 +149,8 @@ groupsController.members = function (req, res, callback) {
 				loadmore_display: users.length > 50 ? 'block' : 'hide',
 				breadcrumbs: breadcrumbs,
 			});
-	});
+		},
+	], callback);
 };
 
 groupsController.uploadCover = function (req, res, next) {

src/groups.js

@@ -135,7 +135,7 @@ Groups.get = function (groupName, options, callback) {
 		function (_results, next) {
 			results = _results;
 			if (!results.base) {
-				return callback(new Error('[[error:no-group]]'));
+				return callback(null, null);
 			}
 			plugins.fireHook('filter:parse.raw', results.base.description, next);
 		},

src/views/admin/manage/group.tpl

@@ -93,6 +93,13 @@
 				</fieldset>
 			</div>
 		</div>
+		<div class="col-md-3">
+			<select id="group-selector" class="form-control">
+				<!-- BEGIN groupNames -->
+				<option value="{groupNames.encodedName}" <!-- IF groupNames.selected -->selected<!-- ENDIF groupNames.selected -->>{groupNames.displayName}</option>
+				<!-- END groupNames -->
+			</select>
+		</div>
 	</form>
 </div>
 

test/groups.js

@@ -97,6 +97,14 @@ describe('Groups', function () {
 				done();
 			});
 		});
+
+		it('should return null if group does not exist', function (done) {
+			Groups.get('doesnotexist', {}, function (err, groupObj) {
+				assert.ifError(err);
+				assert.strictEqual(groupObj, null);
+				done();
+			});
+		});
 	});
 
 	describe('.search()', function () {
@@ -375,8 +383,9 @@ describe('Groups', function () {
 			Groups.destroy('foobar?', function (err) {
 				assert.ifError(err);
 
-				Groups.get('foobar?', {}, function (err) {
-					assert(err, 'Group still exists!');
+				Groups.get('foobar?', {}, function (err, groupObj) {
+					assert.ifError(err);
+					assert.strictEqual(groupObj, null);
 
 					done();
 				});