Use PictureUploader on Venue

app/controllers/admin/venues_controller.rb

@@ -44,7 +44,7 @@ module Admin
     private
 
     def venue_params
-      params.require(:venue).permit(:name, :street, :postalcode, :city, :country, :longitude, :latitude, :description, :website, :photo, :lodgings_attributes, :conference_id)
+      params.require(:venue).permit(:name, :street, :postalcode, :city, :country, :longitude, :latitude, :description, :website, :picture, :picture_cache, :lodgings_attributes, :conference_id)
     end
   end
 end

app/models/venue.rb

@@ -8,11 +8,7 @@ class Venue < ActiveRecord::Base
   validates :name, :street, :city, :country, presence: true
   validates :conference_id, presence: true, uniqueness: true
 
-  has_attached_file :photo,
-                    styles: { thumb: '100x100>', large: '300x300>' }
-  validates_attachment_content_type :photo,
-                                    content_type: [/jpg/, /jpeg/, /png/, /gif/],
-                                    size: { in: 0..500.kilobytes }
+  mount_uploader :picture, PictureUploader, mount_on: :photo_file_name
 
   before_save :send_mail_notification
 

app/views/admin/venues/_form.html.haml

@@ -8,7 +8,7 @@
       = link_to 'Details', '#details-content', 'data-toggle' => 'tab'
     %li
       = link_to 'Commercials', '#commercials-content', 'data-toggle' => 'tab'
-  
+
   .tab-content
     #details-content.tab-pane.active
       .col-md-8
@@ -16,9 +16,9 @@
           = f.inputs :name, :website
           = f.input :description, input_html: { rows: 5, cols: 20, data: { provide: 'markdown-editable' } }, hint: markdown_hint
           = f.inputs :street, :postalcode, :city, :country, :latitude, :longitude
-          - unless @venue.photo.blank?
-            = image_tag @venue.photo(:thumb)
-          = f.input :photo
+          - if @venue.picture?
+            = image_tag @venue.picture.thumb.url
+          = f.input :picture
           = f.action :submit, as: :button, button_html: { class: 'btn btn-primary' }
 
     #commercials-content.tab-pane