Add a picture format for conference tickets

app/uploaders/picture_uploader.rb

@@ -80,6 +80,11 @@ class PictureUploader < CarrierWave::Uploader::Base
     process resize_and_pad: [320, 120, 'white']
   end
 
+  version :ticket, if: :conference?
+  version :ticket do
+    process resize_and_pad: [120, 70]
+  end
+
   # Add a white list of extensions which are allowed to be uploaded.
   # For images you might use something like this:
   def extension_white_list
@@ -95,4 +100,8 @@ class PictureUploader < CarrierWave::Uploader::Base
   def sponsor?(_picture)
     object_class_name == 'sponsors'
   end
+
+  def conference?(_picture)
+    object_class_name == 'conferences'
+  end
 end

db/migrate/20171130172334_rebuild_conference_pictures.rb

@@ -0,0 +1,9 @@
+class RebuildConferencePictures < ActiveRecord::Migration
+  def up
+    Conference.all.each do |conference|
+      conference.picture.recreate_versions!
+    end
+  end
+
+  def down; end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20171118113113) do
+ActiveRecord::Schema.define(version: 20171130172334) do
 
   create_table "ahoy_events", force: :cascade do |t|
     t.integer  "visit_id"

spec/models/conference_spec.rb

@@ -1704,4 +1704,8 @@ describe Conference do
 
     it { is_expected.to eq [past_conference1, past_conference2] }
   end
+
+  it 'should have a picture format for tickets' do
+    expect(create(:conference).picture.ticket.url)
+  end
 end