prefill signature

app/controllers/account_configs_controller.rb

@@ -8,6 +8,7 @@ class AccountConfigsController < ApplicationController
     AccountConfig::ALLOW_TYPED_SIGNATURE,
     AccountConfig::FORCE_MFA,
     AccountConfig::ALLOW_TO_RESUBMIT,
+    AccountConfig::FORM_PREFILL_SIGNATURE_KEY,
     AccountConfig::ESIGNING_PREFERENCE_KEY,
     AccountConfig::FORM_WITH_CONFETTI_KEY,
     AccountConfig::DOWNLOAD_LINKS_AUTH_KEY,

app/controllers/api/attachments_controller.rb

@@ -1,16 +1,37 @@
 # frozen_string_literal: true
 
 module Api
-  class AttachmentsController < ApiBaseController
-    skip_before_action :authenticate_user!
-    skip_authorization_check
+  class AttachmentsController < ActionController::API
+    include ActionController::Cookies
+    include ActiveStorage::SetCurrent
+
+    COOKIE_STORE_LIMIT = 10
 
     def create
       submitter = Submitter.find_by!(slug: params[:submitter_slug])
 
       attachment = Submitters.create_attachment!(submitter, params)
 
+      if params[:remember_signature] == 'true' && submitter.email.present?
+        cookies.encrypted[:signature_uuids] = build_new_cookie_signatures_json(submitter, attachment)
+      end
+
       render json: attachment.as_json(only: %i[uuid], methods: %i[url filename content_type])
     end
+
+    def build_new_cookie_signatures_json(submitter, attachment)
+      values =
+        begin
+          JSON.parse(cookies.encrypted[:signature_uuids].presence || '{}')
+        rescue JSON::ParserError
+          {}
+        end
+
+      values[submitter.email] = attachment.uuid
+
+      values = values.to_a.last(COOKIE_STORE_LIMIT).to_h if values.size > COOKIE_STORE_LIMIT
+
+      values.to_json
+    end
   end
 end

app/controllers/submit_form_controller.rb

@@ -7,12 +7,14 @@ class SubmitFormController < ApplicationController
   skip_before_action :authenticate_user!
   skip_authorization_check
 
+  CONFIG_KEYS = [].freeze
   PRELOAD_ALL_PAGES_AMOUNT = 200
 
   def show
     @submitter = Submitter.find_by!(slug: params[:slug])
 
     return redirect_to submit_form_completed_path(@submitter.slug) if @submitter.completed_at?
+    return render :archived if @submitter.submission.template.archived_at? || @submitter.submission.archived_at?
 
     ActiveRecord::Associations::Preloader.new(
       records: [@submitter],
@@ -34,11 +36,14 @@ class SubmitFormController < ApplicationController
     @attachments_index = ActiveStorage::Attachment.where(record: @submitter.submission.submitters, name: :attachments)
                                                   .preload(:blob).index_by(&:uuid)
 
-    unless Docuseal.multitenant?
-      @signature_attachment = Submitters::MaybeAssignDefaultSignature.call(@submitter, params, @attachments_index)
-    end
+    @form_configs = Submitters::FormConfigs.call(@submitter, CONFIG_KEYS)
 
-    render(@submitter.submission.template.archived_at? || @submitter.submission.archived_at? ? :archived : :show)
+    return unless @form_configs[:prefill_signature]
+
+    @signature_attachment =
+      Submitters::MaybeAssignDefaultBrowserSignature.call(@submitter, params, cookies, @attachments_index.values)
+
+    @attachments_index[@signature_attachment.uuid] = @signature_attachment if @signature_attachment
   end
 
   def update