From 0ea3fcec397b69815975647f5e2aa5fe944a8486 Mon Sep 17 00:00:00 2001
From: GitLab Bot <gitlab-bot@gitlab.com>
Date: Mon, 20 Jun 2022 11:10:13 +0000
Subject: Add latest changes from gitlab-org/gitlab@15-1-stable-ee

---
 app/controllers/help_controller.rb | 26 +++++++++++---------------
 1 file changed, 11 insertions(+), 15 deletions(-)

(limited to 'app/controllers/help_controller.rb')

diff --git a/app/controllers/help_controller.rb b/app/controllers/help_controller.rb
index 5be2d7527ff..1508531828d 100644
--- a/app/controllers/help_controller.rb
+++ b/app/controllers/help_controller.rb
@@ -13,7 +13,7 @@ class HelpController < ApplicationController
 
   def index
     # Remove YAML frontmatter so that it doesn't look weird
-    @help_index = File.read(Rails.root.join('doc', 'index.md')).sub(YAML_FRONT_MATTER_REGEXP, '')
+    @help_index = File.read(path_to_doc('index.md')).sub(YAML_FRONT_MATTER_REGEXP, '')
 
     # Prefix Markdown links with `help/` unless they are external links.
     # '//' not necessarily part of URL, e.g., mailto:mail@example.com
@@ -24,7 +24,7 @@ class HelpController < ApplicationController
   end
 
   def show
-    @path = Rack::Utils.clean_path_info(path_params[:path])
+    @path = Rack::Utils.clean_path_info(params[:path])
 
     respond_to do |format|
       format.any(:markdown, :md, :html) do
@@ -38,7 +38,7 @@ class HelpController < ApplicationController
       # Allow access to specific media files in the doc folder
       format.any(:png, :gif, :jpeg, :mp4, :mp3) do
         # Note: We are purposefully NOT using `Rails.root.join` because of https://gitlab.com/gitlab-org/gitlab/-/issues/216028.
-        path = File.join(Rails.root, 'doc', "#{@path}.#{params[:format]}")
+        path = path_to_doc("#{@path}.#{params[:format]}")
 
         if File.exist?(path)
           send_file(path, disposition: 'inline')
@@ -61,16 +61,8 @@ class HelpController < ApplicationController
 
   private
 
-  def path_params
-    params.require(:path)
-
-    params
-  end
-
   def redirect_to_documentation_website?
-    return false unless Gitlab::UrlSanitizer.valid_web?(documentation_url)
-
-    true
+    Gitlab::UrlSanitizer.valid_web?(documentation_url)
   end
 
   def documentation_url
@@ -105,18 +97,22 @@ class HelpController < ApplicationController
 
   def render_documentation
     # Note: We are purposefully NOT using `Rails.root.join` because of https://gitlab.com/gitlab-org/gitlab/-/issues/216028.
-    path = File.join(Rails.root, 'doc', "#{@path}.md")
+    path = path_to_doc("#{@path}.md")
 
     if File.exist?(path)
       # Remove YAML frontmatter so that it doesn't look weird
       @markdown = File.read(path).gsub(YAML_FRONT_MATTER_REGEXP, '')
 
-      render 'show.html.haml'
+      render :show, formats: :html
     else
       # Force template to Haml
-      render 'errors/not_found.html.haml', layout: 'errors', status: :not_found
+      render 'errors/not_found', layout: 'errors', status: :not_found, formats: :html
     end
   end
+
+  def path_to_doc(file_name)
+    File.join(Rails.root, 'doc', file_name)
+  end
 end
 
 ::HelpController.prepend_mod
-- 
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