Provide current-contributor application-wide

* This change allows us to reuse the current user in multiple places.

app/assets/javascripts/base.js

@@ -36,8 +36,9 @@ $(document).on('turbolinks:load', function() {
         window.location.reload();
     });
 
-    // Set current user
+    // Set current user and current contributor
     window.current_user = JSON.parse($('meta[name="current-user"]')?.attr('content') || null);
+    window.current_contributor = JSON.parse($('meta[name="current-contributor"]')?.attr('content') || null);
 
     // Set locale for all JavaScript functions
     const htmlTag = $('html')

app/models/programming_group.rb

@@ -55,6 +55,15 @@ class ProgrammingGroup < ApplicationRecord
     "Programming Group #{id}"
   end
 
+  def to_page_context
+    {
+      id:,
+      type: self.class.name,
+      consumer: '',
+      displayname:,
+    }
+  end
+
   def programming_partner_ids
     users.map(&:id_with_type)
   end

app/views/exercises/_editor.html.slim

@@ -4,7 +4,7 @@
 - show_tips_interventions = @show_tips_interventions || "false"
 - hide_rfc_button = @hide_rfc_button || false
 
-#editor.row data-exercise-id=@exercise.id data-message-depleted=t('exercises.editor.depleted') data-message-timeout=t('exercises.editor.timeout',  permitted_execution_time: @exercise.execution_environment.permitted_execution_time) data-message-out-of-memory=t('exercises.editor.out_of_memory',  memory_limit: @exercise.execution_environment.memory_limit) data-submissions-url=submissions_path data-contributor-id=current_contributor.id data-user-external-id=external_user_external_id data-working-times-url=working_times_exercise_path(@exercise) data-intervention-save-url=intervention_exercise_path(@exercise) data-rfc-interventions=show_rfc_interventions data-break-interventions=show_break_interventions data-tips-interventions=show_tips_interventions
+#editor.row data-exercise-id=@exercise.id data-message-depleted=t('exercises.editor.depleted') data-message-timeout=t('exercises.editor.timeout',  permitted_execution_time: @exercise.execution_environment.permitted_execution_time) data-message-out-of-memory=t('exercises.editor.out_of_memory',  memory_limit: @exercise.execution_environment.memory_limit) data-submissions-url=submissions_path data-user-external-id=external_user_external_id data-working-times-url=working_times_exercise_path(@exercise) data-intervention-save-url=intervention_exercise_path(@exercise) data-rfc-interventions=show_rfc_interventions data-break-interventions=show_break_interventions data-tips-interventions=show_tips_interventions
   - unless @embed_options[:hide_sidebar]
     - additional_classes = 'sidebar-col'
     - if @tips.blank?

app/views/layouts/application.html.slim

@@ -17,6 +17,7 @@ html lang="#{I18n.locale || I18n.default_locale}" data-default-locale="#{I18n.de
     = csrf_meta_tags
     meta name='sentry' data-enabled=SentryJavascript.active?.to_s data-release=SentryJavascript.release data-dsn=SentryJavascript.dsn data-environment=SentryJavascript.environment
     meta name='current-user' content=current_user&.to_page_context&.to_json
+    meta name='current-contributor' content=current_contributor&.to_page_context&.to_json
   body
     - unless @embed_options[:hide_navbar]
       nav.navbar.bg-dark.navbar-expand-md.mb-4.py-1 role='navigation' data-bs-theme="dark"