Remove the events_signup routing, controller, and view.

dashboard/app/controllers/admin_hoc_controller.rb

@@ -7,59 +7,6 @@ class AdminHocController < ApplicationController
   before_action :require_admin
   check_authorization
 
-  def event_signups
-    # A hash from HOC year to HOC data.
-    event_signup_data = {2014 => nil, 2015 => nil, 2016 => nil}
-    SeamlessDatabasePool.use_persistent_read_connection do
-      # Get the HOC signup counts by day, deduped by email and name. We restrict
-      # to August through December to avoid long trails of (inappropriate?)
-      # signups.
-      event_signup_data.keys.each do |year|
-        event_signup_data[year] = DB[:forms].
-          where(
-            'kind = ? AND created_at > ? AND created_at < ?',
-            "HocSignup#{year}",
-            "#{year}-08-01",
-            "#{year.to_i + 1}-01-01"
-          ).
-          group(:name, :email).
-          group_and_count(
-            Sequel.as(
-              Sequel.qualify(:forms, :created_at).cast(:date),
-              :created_at_day
-            )
-          ).
-          order(:created_at_day).
-          all.
-          map do |row|
-            [row[:created_at_day].strftime("%m-%d"), row[:count].to_i]
-          end
-      end
-    end
-
-    # Construct the hash {MM-DD => [count2014, count2015, count2016]}.
-    # Start by constructing the key space as the union of the MM-DD dates.
-    dates = Set.new []
-    event_signup_data.values.each do |data|
-      data.each do |day|
-        dates.add day[0]
-      end
-    end
-    # Then populate the hash, using zeros as placeholders for value counts.
-    event_signups_by_day = {}
-    dates.sort.each do |date|
-      event_signups_by_day[date] = Array.new(event_signup_data.length, 0)
-    end
-    # Finally populate the values of our hash.
-    event_signup_data.values.each_with_index do |data, index|
-      data.each do |day|
-        event_signups_by_day[day[0]][index] = day[1]
-      end
-    end
-
-    render locals: {event_signups_by_day: event_signups_by_day.to_a}
-  end
-
   def students_served
     SeamlessDatabasePool.use_persistent_read_connection do
       @data = Properties.get(:hoc_metrics)

dashboard/app/views/admin_reports/directory.html.haml

@@ -9,9 +9,6 @@
 %br
 
 %h3 Hour of Code
-= link_to hoc_event_signups_path do
-  Event Signups
-%br
 = link_to hoc_students_served_path do
   Students Served
 

dashboard/config/routes.rb

@@ -209,7 +209,6 @@ module OPS
 
   # HOC dashboards.
   get '/admin/hoc/students_served', to: 'admin_hoc#students_served', as: 'hoc_students_served'
-  get '/admin/hoc/event_signups', to: 'admin_hoc#event_signups', as: 'hoc_event_signups'
 
   # internal report dashboards
   get '/admin/levels', to: 'admin_reports#level_completions', as: 'level_completions'

dashboard/test/controllers/admin_hoc_controller_test.rb

@@ -4,12 +4,9 @@ class AdminHocControllerTest < ActionController::TestCase
   include Devise::Test::ControllerHelpers
 
   setup do
-    # Stub the DB[:forms] table (used by :event_signups).
-    DB.stubs(:[]).returns(stub(where: stub(group: stub(group_and_count: stub(order: stub(all: []))))))
     # Stub the Properties table (used by :students_served).
     Properties.stubs(:get).returns(nil)
   end
 
-  generate_admin_only_tests_for :event_signups
   generate_admin_only_tests_for :students_served
 end