No redirect when Devise API is accessed via JSON

app/controllers/devise/confirmations_controller.rb

@@ -32,12 +32,12 @@ class Devise::ConfirmationsController < DeviseController
 
     # The path used after resending confirmation instructions.
     def after_resending_confirmation_instructions_path_for(resource_name)
-      new_session_path(resource_name)
+      new_session_path(resource_name) if is_navigational_format?
     end
 
     # The path used after confirmation.
     def after_confirmation_path_for(resource_name, resource)
-      after_sign_in_path_for(resource)
+      after_sign_in_path_for(resource) if is_navigational_format?
     end
 
 end

app/controllers/devise/passwords_controller.rb

@@ -42,12 +42,12 @@ class Devise::PasswordsController < DeviseController
 
   protected
     def after_resetting_password_path_for(resource)
-      after_sign_in_path_for(resource)
+      after_sign_in_path_for(resource) if is_navigational_format?
     end
 
     # The path used after sending reset password instructions
     def after_sending_reset_password_instructions_path_for(resource_name)
-      new_session_path(resource_name)
+      new_session_path(resource_name) if is_navigational_format?
     end
 
     # Check if a reset_password_token is provided in the request

app/controllers/devise/registrations_controller.rb

@@ -96,7 +96,7 @@ class Devise::RegistrationsController < DeviseController
   # The path used after sign up. You need to overwrite this method
   # in your own RegistrationsController.
   def after_sign_up_path_for(resource)
-    after_sign_in_path_for(resource)
+    after_sign_in_path_for(resource) if is_navigational_format?
   end
 
   # The path used after sign up for inactive accounts. You need to overwrite
@@ -108,7 +108,7 @@ class Devise::RegistrationsController < DeviseController
   # The default url to be used after updating a resource. You need to overwrite
   # this method in your own RegistrationsController.
   def after_update_path_for(resource)
-    signed_in_root_path(resource)
+    signed_in_root_path(resource) if is_navigational_format?
   end
 
   # Authenticates the current scope and gets the current resource from the session.

app/controllers/devise/unlocks_controller.rb

@@ -33,12 +33,12 @@ class Devise::UnlocksController < DeviseController
 
     # The path used after sending unlock password instructions
     def after_sending_unlock_instructions_path_for(resource)
-      new_session_path(resource)
+      new_session_path(resource) if is_navigational_format?
     end
 
     # The path used after unlocking the resource
     def after_unlock_path_for(resource)
-      new_session_path(resource)
+      new_session_path(resource)  if is_navigational_format?
     end
 
 end