Profile updates bugfixes

lib/builder.rb

@@ -456,7 +456,7 @@ class CustomWizard::Builder
       value = pu['value']
       custom_field = nil
         
-      if pu['value_custom']
+      if pu['value_custom'].present?
         custom_parts = pu['value_custom'].split('.')
         if custom_parts.length == 2 && custom_parts[0] == 'custom_field'
           custom_field = custom_parts[1]
@@ -471,7 +471,13 @@ class CustomWizard::Builder
       if user_field || custom_field
         custom_fields[user_field || custom_field] = data[key]
       else
-        attributes[value.to_sym] = data[key]
+        updater_key = value
+        
+        if ['profile_background', 'card_background'].include?(value)
+          updater_key = "#{value}_upload_url"
+        end
+        
+        attributes[updater_key.to_sym] = data[key] if updater_key
       end
     end