upcase in the model instead of in the view

app/models/gpg_key.rb

@@ -37,6 +37,14 @@ class GpgKey < ActiveRecord::Base
   after_commit :update_invalid_gpg_signatures, on: :create
   after_commit :notify_user, on: :create
 
+  def primary_keyid
+    super&.upcase
+  end
+
+  def fingerprint
+    super&.upcase
+  end
+
   def key=(value)
     value.strip! unless value.blank?
     write_attribute(:key, value)

app/models/gpg_signature.rb

@@ -11,6 +11,10 @@ class GpgSignature < ActiveRecord::Base
   validates :project, presence: true
   validates :gpg_key_primary_keyid, presence: true
 
+  def gpg_key_primary_keyid
+    super&.upcase
+  end
+
   def commit
     project.commit(commit_sha)
   end

app/views/profiles/gpg_keys/_key.html.haml

@@ -6,7 +6,7 @@
       = render partial: 'email_with_badge', locals: { email: email, verified: verified }
 
     .description
-      %code= key.fingerprint.upcase
+      %code= key.fingerprint
   .pull-right
     %span.key-created-at
       created #{time_ago_with_tooltip(key.created_at)}

app/views/projects/commit/_signature_badge.html.haml

@@ -9,7 +9,7 @@
     = content
 
   GPG Key ID:
-  %span.monospace= signature.gpg_key_primary_keyid.upcase
+  %span.monospace= signature.gpg_key_primary_keyid
 
 
   = link_to('Learn more about signing commits', help_page_path('workflow/gpg_signed_commits/index.md'), class: 'gpg-popover-help-link')