GRN2-xx: Email and admin fix (#515)

* Email and admin fix

* Redirected super_admins to the admins page

* Small fix

* Update rooms_controller.rb

app/controllers/concerns/emailer.rb

@@ -0,0 +1,42 @@
+# frozen_string_literal: true
+
+# BigBlueButton open source conferencing system - http://www.bigbluebutton.org/.
+#
+# Copyright (c) 2018 BigBlueButton Inc. and by respective authors (see below).
+#
+# This program is free software; you can redistribute it and/or modify it under the
+# terms of the GNU Lesser General Public License as published by the Free Software
+# Foundation; either version 3.0 of the License, or (at your option) any later
+# version.
+#
+# BigBlueButton 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 Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public License along
+# with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
+
+module Emailer
+  extend ActiveSupport::Concern
+
+  # Sends account activation email.
+  def send_activation_email(user)
+    @user = user
+    UserMailer.verify_email(@user, user_verification_link, logo_image, user_color).deliver
+  end
+
+  # Sends password reset email.
+  def send_password_reset_email(user)
+    @user = user
+    UserMailer.password_reset(@user, reset_link, logo_image, user_color).deliver_now
+  end
+
+  # Returns the link the user needs to click to verify their account
+  def user_verification_link
+    request.base_url + edit_account_activation_path(token: @user.activation_token, email: @user.email)
+  end
+
+  def reset_link
+    request.base_url + edit_password_reset_path(@user.reset_token, email: @user.email)
+  end
+end