```

process :convert => 'png'
process :tags => ['logo_entreprise']

version :standard do
process :resize_to_fill => [150, 150, :north]
end

version :thumbnail do
resize_to_fit(50, 50)
end


def public_id
"uploads/#{model.class.to_s.underscore}/#{mounted_as}/#{model.id}"
end

```
class Company < ApplicationRecord
mount_uploader :identitylogo, IdentitylogoUploader
  end

```
def update
@company.update(company_params)
redirect_to company_path(@company)
end

def company_params
params.require(:company).permit(:identitylogo, :name, :industry,
:employees, :website)
end

```
<%= simple_form_for @company do |f| %>
<%= f.input :name %>
<%= f.input :industry %>
<%= f.input :employees %>
<%= f.input :website %>
<%= f.input :identitylogo_cache, as: :hidden %>
<%= f.input :identitylogo, label: false %>

<%= f.button :submit %>
<% end %>

```
<img src="<%= @company.identitylogo %> " alt="Logo de
l'entreprise">

```