Add relevance field for track requests

The requester can now provide more info about the track and himself

app/controllers/tracks_controller.rb

@@ -53,7 +53,7 @@ class TracksController < ApplicationController
   private
 
   def track_params
-    params.require(:track).permit(:name, :description, :color, :short_name, :start_date, :end_date)
+    params.require(:track).permit(:name, :description, :color, :short_name, :start_date, :end_date, :relevance)
   end
 
   def update_state(transition, notice)

app/models/track.rb

@@ -27,6 +27,7 @@ class Track < ActiveRecord::Base
   validates :start_date, presence: true, if: :self_organized_and_accepted_or_confirmed?
   validates :end_date, presence: true, if: :self_organized_and_accepted_or_confirmed?
   validates :room, presence: true, if: :self_organized_and_accepted_or_confirmed?
+  validates :relevance, presence: true, if: :self_organized?
   validate :valid_dates
   validate :valid_room, if: :self_organized_and_accepted_or_confirmed?
 

app/views/admin/tracks/show.html.haml

@@ -92,6 +92,12 @@
                 %b Description
               %td
                 = markdown(@track.description)
+            - if @track.self_organized?
+              %tr
+                %td
+                  %b Relevance
+                %td
+                  = markdown(@track.relevance)
 
     .tab-pane#events
       .col-md-12

app/views/tracks/_form.html.haml

@@ -16,4 +16,5 @@
         = f.input :start_date, as: :string, input_html: { id: 'registration-period-start-datepicker', start_date: @conference.start_date, end_date: @conference.end_date, readonly: 'readonly' }
         = f.input :end_date, as: :string, input_html: { id: 'registration-period-end-datepicker', readonly: 'readonly' }
         = f.input :description, input_html: {rows: 2, data: { provide: 'markdown-editable' } }, required: true, hint: "This will be public #{markdown_hint}".html_safe
+        = f.input :relevance, input_html: {rows: 5, data: { provide: 'markdown-editable' } }, required: true, hint: "Please explain here how this track relates to the conference, how you are related to it's content and why we should accept it. #{markdown_hint}".html_safe
         = f.action :submit, as: :button, button_html: { class: 'btn btn-primary' }

app/views/tracks/show.html.haml

@@ -39,3 +39,7 @@
           Description
         %dd
           = markdown(@track.description)
+        %dt
+          Relevance
+        %dd
+          = markdown(@track.relevance)