allow account admins to use brand configs

fixes CNVS-21826

test plan
 - as an account admin you should be able to use
   brand configs

Change-Id: I907e856a9b675681c5d1bc099cec6b7c3cab7b34
Reviewed-on: https://gerrit.instructure.com/58521
Tested-by: Jenkins
QA-Review: Jeremy Putnam <jeremyp@instructure.com>
Reviewed-by: Cody Cutrer <cody@instructure.com>
Product-Review: Rob Orton <rob@instructure.com>

app/controllers/brand_configs_controller.rb

@@ -1,6 +1,6 @@
 class BrandConfigsController < ApplicationController
   before_filter :require_user
-  before_filter :require_manage_site_settings, except: [:destroy]
+  before_filter :require_manage_account_settings, except: [:destroy]
 
   def new
     @page_title = join_title(t('Theme Editor'), @domain_root_account.name)
@@ -46,8 +46,10 @@ class BrandConfigsController < ApplicationController
 
   protected
 
-  def require_manage_site_settings
-    return false unless authorized_action(@domain_root_account, @current_user, :manage_site_settings) && use_new_styles?
+  def require_manage_account_settings
+    return false unless authorized_action(@domain_root_account,
+                                          @current_user,
+                                          :manage_account_settings) && use_new_styles?
   end
 
   def create_brand_config(variables)

app/views/shared/_accounts_right_side_shared.html.erb

@@ -10,7 +10,7 @@
   </div>
 <% end %>
 
-<% if @account == @domain_root_account && use_new_styles? && can_do(@account, @current_user, :manage_site_settings) %>
+<% if @account == @domain_root_account && use_new_styles? && can_do(@account, @current_user, :manage_account_settings) %>
   <div class="rs-margin-lr">
     <%= link_to t("Open Theme Editor"), brand_configs_new_path, :class => 'btn button-sidebar-wide' %>
   </div>

spec/controllers/brand_configs_controller_spec.rb

@@ -0,0 +1,43 @@
+#
+# Copyright (C) 2015 Instructure, Inc.
+#
+# This file is part of Canvas.
+#
+# Canvas is free software: you can redistribute it and/or modify it under
+# the terms of the GNU Affero General Public License as published by the Free
+# Software Foundation, version 3 of the License.
+#
+# Canvas is distributed in the hope that it will be useful, but WITHOUT ANY
+# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+# A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
+# details.
+#
+# You should have received a copy of the GNU Affero General Public License along
+# with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+
+require File.expand_path(File.dirname(__FILE__) + '/../spec_helper')
+
+describe BrandConfigsController do
+  before :each do
+    @account = Account.default
+    @account.enable_feature!(:use_new_styles)
+    @bc = BrandConfig.create(variables: {"ic-brand-primary" => "red"})
+  end
+
+  describe '#new' do
+    it "should allow authorized admin to create" do
+      admin = account_admin_user(account: @account)
+      user_session(admin)
+      post 'new', {brand_config: @bc}
+      assert_status(200)
+    end
+
+    it "should not allow non admin access" do
+      user = user_with_pseudonym(active_all: true)
+      user_session(user)
+      post 'new', {brand_config: @bc}
+      assert_status(401)
+    end
+  end
+end