chore: remove uninterlacing from web machines

app/controllers/administrateurs/attestation_template_v2s_controller.rb

@@ -2,8 +2,6 @@
 
 module Administrateurs
   class AttestationTemplateV2sController < AdministrateurController
-    include UninterlacePngConcern
-
     before_action :retrieve_procedure
     before_action :ensure_feature_active
     before_action :retrieve_attestation_template
@@ -74,17 +72,6 @@ module Administrateurs
         @attestation_template.procedure = @procedure
       end
 
-      logo_file = attestation_params.delete(:logo)
-      signature_file = attestation_params.delete(:signature)
-
-      if logo_file
-        attestation_params[:logo] = uninterlace_png(logo_file)
-      end
-
-      if signature_file
-        attestation_params[:signature] = uninterlace_png(signature_file)
-      end
-
       @attestation_template.assign_attributes(attestation_params)
 
       if @attestation_template.invalid?

app/controllers/administrateurs/attestation_templates_controller.rb

@@ -2,8 +2,6 @@
 
 module Administrateurs
   class AttestationTemplatesController < AdministrateurController
-    include UninterlacePngConcern
-
     before_action :retrieve_procedure
     before_action :preload_revisions
 
@@ -63,16 +61,6 @@ module Administrateurs
       if @activated_attestation_params.nil?
         @activated_attestation_params = params.require(:attestation_template)
           .permit(:title, :body, :footer, :activated, :logo, :signature)
-
-        logo_file = params['attestation_template'].delete('logo')
-        signature_file = params['attestation_template'].delete('signature')
-
-        if logo_file.present?
-          @activated_attestation_params[:logo] = uninterlace_png(logo_file)
-        end
-        if signature_file.present?
-          @activated_attestation_params[:signature] = uninterlace_png(signature_file)
-        end
       end
 
       @activated_attestation_params

app/controllers/administrateurs/groupe_instructeurs_controller.rb

@@ -5,7 +5,6 @@ module Administrateurs
     include ActiveSupport::NumberHelper
     include EmailSanitizableConcern
     include Logic
-    include UninterlacePngConcern
     include GroupeInstructeursSignatureConcern
 
     before_action :ensure_not_super_admin!, only: [:add_instructeur]

app/controllers/concerns/groupe_instructeurs_signature_concern.rb

@@ -19,9 +19,7 @@ module GroupeInstructeursSignatureConcern
         flash[:alert] = "Aucun fichier joint pour le tampon de l'attestation"
         render :show
       else
-        signature = uninterlace_png(signature_file)
+        if @groupe_instructeur.signature.attach(signature_file)
-
-        if @groupe_instructeur.signature.attach(signature)
           handle_redirect :success
         else
           handle_redirect :alert

app/controllers/concerns/uninterlace_png_concern.rb

@@ -1,21 +0,0 @@
-# frozen_string_literal: true
-
-module UninterlacePngConcern
-  extend ActiveSupport::Concern
-
-  private
-
-  def uninterlace_png(uploaded_file)
-    if uploaded_file&.content_type == 'image/png' && interlaced?(uploaded_file.tempfile.to_path)
-      chunky_img = ChunkyPNG::Image.from_io(uploaded_file.to_io)
-      chunky_img.save(uploaded_file.tempfile.to_path, interlace: false)
-      uploaded_file.tempfile.reopen(uploaded_file.tempfile.to_path, 'rb')
-    end
-    uploaded_file
-  end
-
-  def interlaced?(png_path)
-    png = MiniMagick::Image.open(png_path)
-    png.data["interlace"] != "None"
-  end
-end

app/controllers/instructeurs/groupe_instructeurs_controller.rb

@@ -3,7 +3,6 @@
 module Instructeurs
   class GroupeInstructeursController < InstructeurController
     include EmailSanitizableConcern
-    include UninterlacePngConcern
     include GroupeInstructeursSignatureConcern
 
     before_action :ensure_allowed!

spec/controllers/administrateurs/attestation_templates_controller_spec.rb

@@ -8,8 +8,6 @@ describe Administrateurs::AttestationTemplatesController, type: :controller do
   let(:logo2) { fixture_file_upload('spec/fixtures/files/white.png', 'image/png') }
   let(:signature) { fixture_file_upload('spec/fixtures/files/black.png', 'image/png') }
   let(:signature2) { fixture_file_upload('spec/fixtures/files/black.png', 'image/png') }
-  let(:interlaced_logo) { fixture_file_upload('spec/fixtures/files/interlaced-black.png', 'image/png') }
-  let(:uninterlaced_logo) { fixture_file_upload('spec/fixtures/files/uninterlaced-black.png', 'image/png') }
   let(:invalid_logo) { fixture_file_upload('spec/fixtures/files/invalid_file_format.json', 'application/json') }
 
   before do