Add controller prepend mod for JH content validation service

app/controllers/concerns/snippets/blobs_actions.rb

@@ -51,3 +51,5 @@ module Snippets::BlobsActions
     params[:snippet_id]
   end
 end
+
+Snippets::BlobsActions.prepend_mod

app/controllers/concerns/wiki_actions.rb

@@ -83,7 +83,8 @@ module WikiActions
 
       render 'shared/wikis/show'
     elsif file_blob
-      send_blob(wiki.repository, file_blob)
+      # This is needed by [GitLab JH](https://gitlab.com/gitlab-jh/gitlab/-/issues/247)
+      send_wiki_file_blob(wiki, file_blob)
     elsif show_create_form?
       # Assign a title to the WikiPage unless `id` is a randomly generated slug from #new
       title = params[:id] unless params[:random_title].present?
@@ -305,4 +306,10 @@ module WikiActions
       view: diff_view
     }
   end
+
+  def send_wiki_file_blob(wiki, file_blob)
+    send_blob(wiki.repository, file_blob)
+  end
 end
+
+WikiActions.prepend_mod

app/controllers/projects/blame_controller.rb

@@ -27,3 +27,5 @@ class Projects::BlameController < Projects::ApplicationController
     @blame = Gitlab::View::Presenter::Factory.new(@blame, project: @project, path: @path).fabricate!
   end
 end
+
+Projects::BlameController.prepend_mod

app/controllers/projects/blob_controller.rb

@@ -298,3 +298,5 @@ class Projects::BlobController < Projects::ApplicationController
     experiment(:code_quality_walkthrough, namespace: @project.root_ancestor).track(:commit_created)
   end
 end
+
+Projects::BlobController.prepend_mod

app/controllers/projects/merge_requests/diffs_controller.rb

@@ -36,6 +36,7 @@ class Projects::MergeRequests::DiffsController < Projects::MergeRequests::Applic
     options = {
       environment: environment,
       merge_request: @merge_request,
+      commit: commit,
       diff_view: diff_view,
       merge_ref_head_diff: render_merge_ref_head_diff?,
       pagination_data: diffs.pagination_data,

app/controllers/projects/raw_controller.rb

@@ -51,3 +51,5 @@ class Projects::RawController < Projects::ApplicationController
       .raw_blob_request_limit
   end
 end
+
+Projects::RawController.prepend_mod

app/graphql/resolvers/snippets/blobs_resolver.rb

@@ -35,3 +35,5 @@ module Resolvers
     end
   end
 end
+
+Resolvers::Snippets::BlobsResolver.prepend_mod

app/presenters/snippet_blob_presenter.rb

@@ -57,3 +57,5 @@ class SnippetBlobPresenter < BlobPresenter
     gitlab_raw_snippet_blob_url(snippet, blob.path, only_path: only_path)
   end
 end
+
+SnippetBlobPresenter.prepend_mod

app/serializers/diff_file_entity.rb

@@ -90,3 +90,5 @@ class DiffFileEntity < DiffFileBaseEntity
     options.fetch(:diff_view, :inline).to_sym
   end
 end
+
+DiffFileEntity.prepend_mod

spec/controllers/projects/merge_requests/diffs_controller_spec.rb

@@ -496,6 +496,7 @@ RSpec.describe Projects::MergeRequests::DiffsController do
       {
         environment: nil,
         merge_request: merge_request,
+        commit: nil,
         diff_view: :inline,
         merge_ref_head_diff: nil,
         allow_tree_conflicts: true,
@@ -552,7 +553,7 @@ RSpec.describe Projects::MergeRequests::DiffsController do
 
       it_behaves_like 'serializes diffs with expected arguments' do
         let(:collection) { Gitlab::Diff::FileCollection::Commit }
-        let(:expected_options) { collection_arguments }
+        let(:expected_options) { collection_arguments.merge(commit: merge_request.commits(limit: 1).first) }
       end
     end
 

spec/requests/projects/merge_requests/diffs_spec.rb

@@ -31,6 +31,7 @@ RSpec.describe 'Merge Requests Diffs' do
       {
         environment: nil,
         merge_request: merge_request,
+        commit: nil,
         diff_view: :inline,
         merge_ref_head_diff: nil,
         allow_tree_conflicts: true,