Re-fetches from flickr

app/controllers/photos_controller.rb

@@ -88,7 +88,7 @@ class PhotosController < ApplicationController
     photo = Photo.find_by(flickr_photo_id: flickr_photo_id_param)
     photo ||= Photo.new(photo_params)
     photo.owner_id = current_member.id
-    photo.set_flickr_metadata
+    photo.set_flickr_metadata!
     photo
   end
 

app/models/photo.rb

@@ -50,7 +50,11 @@ class Photo < ActiveRecord::Base
     end
   end
 
-  def set_flickr_metadata
+  def set_flickr_metadata!
     update_attributes(flickr_metadata)
   end
+
+  def to_s
+    "#{title} by #{owner.login_name}"
+  end
 end

db/migrate/20180118112809_add_datetaken_to_photos.rb

@@ -1,5 +1,10 @@
 class AddDatetakenToPhotos < ActiveRecord::Migration
   def change
     add_column :photos, :date_taken, :datetime
+    # Fetch from flickr, the photos updated the longest ago will be fetched first
+    Photo.all.order(:updated_at).each do |photo|
+      say "Fetch flickr data for #{photo}"
+      photo.set_flickr_metadata!
+    end
   end
 end