WIP JPEG avatars

app/models/user.rb

@@ -159,6 +159,25 @@ class User < ApplicationRecord
     @display_name ||= ldap_entry[:display_name]
   end
 
+  def avatar
+    @avatar ||= LdapManager::FetchAvatar.call(cn: cn)
+  end
+
+  def avatar_base64
+    @avatar_base64 ||= begin
+      if avatar.present?
+        Rails.logger.debug { "Avatar data size: #{avatar.size}" }
+        Base64.strict_encode64(avatar)
+      else
+        Rails.logger.error { "Avatar data is empty or nil" }
+        return nil
+      end
+    rescue StandardError => e
+      Rails.logger.error { "Failed to encode avatar: #{e.message}" }
+      nil
+    end
+  end
+
   def nostr_pubkey
     @nostr_pubkey ||= ldap_entry[:nostr_key]
   end
@@ -186,10 +205,6 @@ class User < ApplicationRecord
     ZBase32.encode(Digest::SHA1.digest(cn))
   end
 
-  def avatar
-    @avatar_base64 ||= LdapManager::FetchAvatar.call(cn: cn)
-  end
-
   def services_enabled
     ldap_entry[:services_enabled] || []
   end