Align project files with CodeHarbor

Since both projects are developed together and by the same team, we also want to have the same code structure and utility methods available in both projects. Therefore, this commit changes many files, but without a functional change.

app/controllers/application_controller.rb

@@ -33,6 +33,31 @@ class ApplicationController < ActionController::Base
   end
   helper_method :current_contributor
 
+  def welcome
+    # Show root page
+    redirect_to ping_index_path if MONITORING_USER_AGENT.match?(request.user_agent)
+  end
+
+  private
+
+  def require_user!
+    raise Pundit::NotAuthorizedError unless current_user
+  end
+
+  def deny_access_from_render_host
+    raise Pundit::NotAuthorizedError if RENDER_HOST.present? && request.host == RENDER_HOST
+  end
+
+  def load_embed_options
+    @embed_options = if session[:embed_options].present? && session[:embed_options].is_a?(Hash)
+                       session[:embed_options].symbolize_keys
+                     else
+                       {}
+                     end
+    Sentry.set_extras(@embed_options)
+    @embed_options
+  end
+
   def find_or_login_current_user
     login_from_authentication_token ||
       login_from_lti_session ||
@@ -40,21 +65,6 @@ class ApplicationController < ActionController::Base
       login_from_other_sources ||
       nil
   end
-  private :find_or_login_current_user
-
-  def require_user!
-    raise Pundit::NotAuthorizedError unless current_user
-  end
-
-  def mnemosyne_trace
-    yield
-  ensure
-    if ::Mnemosyne::Instrumenter.current_trace.present?
-      ::Mnemosyne::Instrumenter.current_trace.meta['session_id'] = session[:session_id]
-      ::Mnemosyne::Instrumenter.current_trace.meta['csrf_token'] = session[:_csrf_token]
-      ::Mnemosyne::Instrumenter.current_trace.meta['external_user_id'] = session[:external_user_id]
-    end
-  end
 
   def login_from_lti_session
     return unless session[:external_user_id]
@@ -81,12 +91,6 @@ class ApplicationController < ActionController::Base
     end
   end
 
-  def set_document_policy
-    # Instruct browsers to capture profiling data
-    response.set_header('Document-Policy', 'js-profiling')
-  end
-  private :set_document_policy
-
   def set_sentry_context
     return if current_user.blank?
 
@@ -96,17 +100,19 @@ class ApplicationController < ActionController::Base
       consumer: current_user.consumer&.name
     )
   end
-  private :set_sentry_context
+
+  def set_document_policy
+    # Instruct browsers to capture profiling data
+    response.set_header('Document-Policy', 'js-profiling')
+  end
 
   def render_csrf_error
     render_error t('sessions.expired'), :unprocessable_entity
   end
-  private :render_csrf_error
 
   def render_not_authorized
     render_error t('application.not_authorized'), :unauthorized
   end
-  private :render_not_authorized
 
   def render_not_found
     if current_user&.admin?
@@ -115,7 +121,6 @@ class ApplicationController < ActionController::Base
       render_not_authorized
     end
   end
-  private :render_not_authorized
 
   def render_error(message, status)
     set_sentry_context
@@ -134,7 +139,16 @@ class ApplicationController < ActionController::Base
       format.json { render json: {error: message}, status: }
     end
   end
-  private :render_error
+
+  def mnemosyne_trace
+    yield
+  ensure
+    if ::Mnemosyne::Instrumenter.current_trace.present?
+      ::Mnemosyne::Instrumenter.current_trace.meta['session_id'] = session[:session_id]
+      ::Mnemosyne::Instrumenter.current_trace.meta['csrf_token'] = session[:_csrf_token]
+      ::Mnemosyne::Instrumenter.current_trace.meta['external_user_id'] = session[:external_user_id]
+    end
+  end
 
   def switch_locale(&)
     session[:locale] = sanitize_locale(params[:custom_locale] || params[:locale] || session[:locale])
@@ -142,27 +156,6 @@ class ApplicationController < ActionController::Base
     Sentry.set_extras(locale:)
     I18n.with_locale(locale, &)
   end
-  private :switch_locale
-
-  def deny_access_from_render_host
-    raise Pundit::NotAuthorizedError if RENDER_HOST.present? && request.host == RENDER_HOST
-  end
-
-  def welcome
-    # Show root page
-    redirect_to ping_index_path if MONITORING_USER_AGENT.match?(request.user_agent)
-  end
-
-  def load_embed_options
-    @embed_options = if session[:embed_options].present? && session[:embed_options].is_a?(Hash)
-                       session[:embed_options].symbolize_keys
-                     else
-                       {}
-                     end
-    Sentry.set_extras(@embed_options)
-    @embed_options
-  end
-  private :load_embed_options
 
   # Sanitize given locale.
   #
@@ -176,5 +169,4 @@ class ApplicationController < ActionController::Base
 
     locale
   end
-  private :sanitize_locale
 end