Add admin layout with admin navigation

And remove the hacky link list from the dashboard.

app/controllers/admin/base_controller.rb

@@ -3,4 +3,6 @@ class Admin::BaseController < ApplicationController
   before_action :authenticate_user!
   before_action :authorize_admin
 
+  layout "admin"
+
 end

app/controllers/admin/dashboard_controller.rb

@@ -1,4 +1,5 @@
 class Admin::DashboardController < Admin::BaseController
   def index
+    @current_section = :dashboard
   end
 end

app/controllers/admin/donations_controller.rb

@@ -1,5 +1,6 @@
 class Admin::DonationsController < Admin::BaseController
   before_action :set_donation, only: [:show, :edit, :update, :destroy]
+  before_action :set_current_section, only: [:index, :show, :new, :edit]
 
   # GET /donations
   # GET /donations.json
@@ -71,4 +72,8 @@ class Admin::DonationsController < Admin::BaseController
     def donation_params
       params.require(:donation).permit(:user_id, :amount_sats, :amount_eur, :amount_usd, :public_name, :paid_at)
     end
+
+    def set_current_section
+      @current_section = :donations
+    end
 end

app/controllers/admin/ldap_users_controller.rb

@@ -1,4 +1,6 @@
 class Admin::LdapUsersController < Admin::BaseController
+  before_action :set_current_section
+
   def index
     attributes = %w{dn cn uid mail admin}
     filter = Net::LDAP::Filter.eq("uid", "*")
@@ -38,4 +40,8 @@ class Admin::LdapUsersController < Admin::BaseController
   def ldap_config
     ldap_config ||= YAML.load(ERB.new(File.read("#{Rails.root}/config/ldap.yml")).result)[Rails.env]
   end
+
+  def set_current_section
+    @current_section = :ldap_users
+  end
 end

app/controllers/dashboard_controller.rb

@@ -2,6 +2,6 @@ class DashboardController < ApplicationController
   before_action :require_user_signed_in
 
   def index
-    @current_section = "dashboard"
+    @current_section = :dashboard
   end
 end

app/controllers/donations_controller.rb

@@ -5,6 +5,6 @@ class DonationsController < ApplicationController
   # GET /donations.json
   def index
     @donations = current_user.donations.completed
-    @current_section = "contributions"
+    @current_section = :contributions
   end
 end

app/controllers/invitations_controller.rb

@@ -8,7 +8,7 @@ class InvitationsController < ApplicationController
   def index
     @invitations_unused = current_user.invitations.unused
     @invitations_used   = current_user.invitations.used
-    @current_section = "invitations"
+    @current_section = :invitations
   end
 
   # GET /invitations/a-random-invitation-token