Use consistent calling style for TagManager#normalize_domain (#35764)

app/controllers/admin/domain_blocks_controller.rb

@@ -54,7 +54,7 @@ module Admin
       end
 
       # Allow transparently upgrading a domain block
-      if existing_domain_block.present? && existing_domain_block.domain == TagManager.instance.normalize_domain(@domain_block.domain.strip)
+      if existing_domain_block.present? && existing_domain_block.domain == TagManager.instance.normalize_domain(@domain_block.domain)
         @domain_block = existing_domain_block
         @domain_block.assign_attributes(resource_params)
       end

app/controllers/admin/instances/moderation_notes_controller.rb

@@ -34,8 +34,11 @@ class Admin::Instances::ModerationNotesController < Admin::BaseController
   end
 
   def set_instance
-    domain = params[:instance_id]&.strip
-    @instance = Instance.find_or_initialize_by(domain: TagManager.instance.normalize_domain(domain))
+    @instance = Instance.find_or_initialize_by(domain: normalized_domain)
+  end
+
+  def normalized_domain
+    TagManager.instance.normalize_domain(params[:instance_id])
   end
 
   def set_instance_note

app/controllers/admin/instances_controller.rb

@@ -55,8 +55,11 @@ module Admin
     private
 
     def set_instance
-      domain = params[:id]&.strip
-      @instance = Instance.find_or_initialize_by(domain: TagManager.instance.normalize_domain(domain))
+      @instance = Instance.find_or_initialize_by(domain: normalized_domain)
+    end
+
+    def normalized_domain
+      TagManager.instance.normalize_domain(params[:id])
     end
 
     def set_instances

app/controllers/api/v1/peers/search_controller.rb

@@ -47,10 +47,6 @@ class Api::V1::Peers::SearchController < Api::BaseController
   end
 
   def normalized_domain
-    TagManager.instance.normalize_domain(query_value)
-  end
-
-  def query_value
-    params[:q].strip
+    TagManager.instance.normalize_domain(params[:q])
   end
 end