introduce virus scans

app/models/dossier.rb

@@ -1,5 +1,6 @@
 class Dossier < ApplicationRecord
   include DossierFilteringConcern
+  include VirusScanConcern
 
   enum state: {
     brouillon:       'brouillon',
@@ -98,6 +99,9 @@ class Dossier < ApplicationRecord
   after_save :send_web_hook
   after_create :send_draft_notification_email
 
+  after_commit :create_dossier_virus_scan
+  after_initialize { add_virus_scan_on(self.justificatif_motivation) }
+
   validates :user, presence: true
 
   def update_search_terms
@@ -413,4 +417,8 @@ class Dossier < ApplicationRecord
       )
     end
   end
+
+  def create_dossier_virus_scan
+    create_virus_scan(self.justificatif_motivation)
+  end
 end

app/views/new_user/dossiers/show/_download_justificatif.html.haml

@@ -1,6 +1,6 @@
 - if dossier.present?
   - justificatif = dossier.justificatif_motivation
-  - if dossier.justificatif_motivation.attached?
+  - if dossier.justificatif_motivation.attached? and dossier.virus_scan.safe?
     .action
       = link_to (justificatif), target: '_blank', class: 'button primary' do
         %span.icon.download

app/views/shared/dossiers/_infos_generales.html.haml

@@ -4,11 +4,8 @@
       %th.libelle Déposé le :
       %td= l(dossier.en_construction_at, format: '%d %B %Y')
   - if dossier.justificatif_motivation.attached?
-    - justificatif = dossier.justificatif_motivation
     %tr
       %th.libelle Justificatif :
       %td
         .action
-          = link_to url_for(justificatif), target: '_blank', class: 'button primary' do
-            %span.icon.download
-            Télécharger le justificatif
+          = render partial: 'shared/piece_jointe/pj_link', locals: { object: dossier, pj: dossier.justificatif_motivation }