Move repeated constants to one spot

app.rb

@@ -29,6 +29,10 @@ DIRECTORY_URL = 'https://directory.unl.edu/'
 NIS_SS_ID = ServiceSpace.where(:name => 'Innovation Studio').first.id
 NIS_TOOL_RESOURCE_CLASS_ID = 1
 
+HALF_HOUR_HEIGHT = 28 # pixel height of half-hour sections in calendar. DO NOT CHANGE RESPONSIVELY
+SIX_AM_MINUTES = 360 # start time of calendar
+EIGHT_PM_MINUTES = 1200 # end time of calendar
+
 # this gives the user messages
 def flash(type, header, message)
   session["notice"] ||= []

views/calendar.erb

 <% events_groups = events.group_by do |event|
 	event.start_time.in_time_zone.strftime("%Y/%m/%d")
-end 
-
-HALF_HOUR_HEIGHT = 28 # pixel height of half-hour sections in calendar. DO NOT CHANGE RESPONSIVELY
-SIX_AM_MINUTES = 360 # start time of calendar 
-EIGHT_PM_MINUTES = 1200 # end time of calendar
+end
 %>
 
 <div id="pagetitle">

views/reserve.erb

@@ -12,11 +12,7 @@ unless reservation.nil?
     end
     start_hour += 12 if start_hour == 0
     start_minute = reservation.start_time.in_time_zone.min
-end 
-
-HALF_HOUR_HEIGHT = 28 # pixel height of half-hour sections in calendar. DO NOT CHANGE RESPONSIVELY
-SIX_AM_MINUTES = 360 # start time of calendar 
-EIGHT_PM_MINUTES = 1200 # end time of calendar
+end
 %>
 
 <h3 class="dcf-txt-h4"><%= reservation.nil? ? 'Reserve Time for ' : 'Edit Reservation for ' %><%= resource.name %></h3>

views/resource_calendar.erb

 <% reservation_groups = reservations.group_by do |reservation|
 	reservation.start_time.in_time_zone.strftime("%Y/%m/%d")
-end 
-
-HALF_HOUR_HEIGHT = 28 # pixel height of half-hour sections in calendar. DO NOT CHANGE RESPONSIVELY
-SIX_AM_MINUTES = 360 # start time of calendar 
-EIGHT_PM_MINUTES = 1200 # end time of calendar
+end
 %>
 
 <% if kiosk_mode %>