Add a noindex metatag to specific publication

As requested by DWP and senior leadership
This is a temporary fix and should be removed within 3 months

app/presenters/content_item_presenter.rb

@@ -101,6 +101,10 @@ def service_manual_homepage?
     false
   end
 
+  def hide_from_search_engines?
+    false
+  end
+
   def render_guide_as_single_page?
     # /how-to-vote
     content_id == "9315bc67-33e7-42e9-8dea-e022f56dabfa" && voting_is_open?

app/presenters/publication_presenter.rb

@@ -25,4 +25,9 @@ def national_statistics?
   def dataset?
     %(national_statistics official_statistics transparency).include? document_type
   end
+
+  # this is a temporary hack and should be removed in approx 3 months
+  def hide_from_search_engines?
+    content_item["base_path"] == "/government/publications/pension-credit-claim-form--2"
+  end
 end

app/views/content_items/publication.html.erb

@@ -2,6 +2,10 @@
   <%= machine_readable_metadata(
     schema: (@content_item.dataset? ? :dataset : :article)
   ) %>
+
+  <% if @content_item.hide_from_search_engines? %>
+    <meta name="robots" content="noindex">
+  <% end %>
 <% end %>
 
 <%= render 'shared/email_subscribe_unsubscribe_flash', { title: @content_item.title } %>

test/integration/publication_test.rb

@@ -288,4 +288,10 @@ class PublicationTest < ActionDispatch::IntegrationTest
     setup_and_visit_notification_exempt_page("publication")
     assert_not page.has_css?(".gem-c-single-page-notification-button")
   end
+
+  test "adds the noindex meta tag to '/government/publications/pension-credit-claim-form--2'" do
+    overrides = { "base_path" => "/government/publications/pension-credit-claim-form--2" }
+    setup_and_visit_content_item("publication-with-featured-attachments", overrides)
+    assert page.has_css?('meta[name="robots"][content="noindex"]', visible: false)
+  end
 end

test/presenters/publication_presenter_test.rb

@@ -78,4 +78,18 @@ def schema_name
     presented = presented_item("statistics_publication")
     assert presented.has_single_page_notifications?
   end
+
+  test "hide_from_search_engines? returns false" do
+    presented = presented_item("publication-with-featured-attachments")
+
+    assert_not(presented.hide_from_search_engines?)
+  end
+
+  test "hide_from_search_engines? returns true if the page is '/government/publications/pension-credit-claim-form--2'" do
+    schema_example = schema_item("publication-with-featured-attachments")
+    schema_example["base_path"] = "/government/publications/pension-credit-claim-form--2"
+    presented = presented_item("publication", schema_example)
+
+    assert presented.hide_from_search_engines?
+  end
 end