adds spending proposal show for valuator and admin

app/controllers/spending_proposals_controller.rb

@@ -2,6 +2,7 @@ class SpendingProposalsController < ApplicationController
   include FeatureFlags
 
   before_action :authenticate_user!, except: [:index]
+  before_action :verify_valuator, only: [:show]
 
   load_and_authorize_resource
 
@@ -31,4 +32,8 @@ class SpendingProposalsController < ApplicationController
       params.require(:spending_proposal).permit(:title, :description, :external_url, :geozone_id, :terms_of_service, :captcha, :captcha_key)
     end
 
+    def verify_valuator
+      raise CanCan::AccessDenied unless current_user.try(:valuator?) || current_user.try(:administrator?)
+    end
+
 end

app/models/abilities/valuator.rb

@@ -0,0 +1,9 @@
+module Abilities
+  class Valuator
+    include CanCan::Ability
+
+    def initialize(user)
+      can :manage, SpendingProposal
+    end
+  end
+end

app/models/ability.rb

@@ -7,6 +7,8 @@ class Ability
     alias_action :hide_in_moderation_screen, to: :hide
 
     if user # logged-in users
+      self.merge Abilities::Valuator.new(user) if user.valuator?
+
       if user.administrator?
         self.merge Abilities::Administrator.new(user)
       elsif user.moderator?

config/routes.rb

@@ -69,7 +69,7 @@ Rails.application.routes.draw do
     end
   end
 
-  resources :spending_proposals, only: [:index, :new, :create]
+  resources :spending_proposals, only: [:index, :new, :create, :show]
 
   resources :stats, only: [:index]
 

db/schema.rb

@@ -415,12 +415,6 @@ ActiveRecord::Schema.define(version: 20160217101004) do
   add_index "users", ["hidden_at"], name: "index_users_on_hidden_at", using: :btree
   add_index "users", ["reset_password_token"], name: "index_users_on_reset_password_token", unique: true, using: :btree
 
-  create_table "validators", force: :cascade do |t|
-    t.integer "user_id"
-  end
-
-  add_index "validators", ["user_id"], name: "index_validators_on_user_id", using: :btree
-
   create_table "valuators", force: :cascade do |t|
     t.integer "user_id"
   end
@@ -496,6 +490,5 @@ ActiveRecord::Schema.define(version: 20160217101004) do
   add_foreign_key "moderators", "users"
   add_foreign_key "notifications", "users"
   add_foreign_key "organizations", "users"
-  add_foreign_key "validators", "users"
   add_foreign_key "valuators", "users"
 end