Merge branch 'autoredirect-v5.3.0-dev' into wiki.ohea.xyz-dev

Based on: https://github.com/remyd1/gollum/commit/925ebcfe04f294c979b9e088dc0955ca1dfa8c44

lib/gollum/app.rb

@@ -368,6 +368,7 @@ module Precious
 
       get '/create/*' do
         forbid unless @allow_editing
+        forbid unless @user_authed
         wikip = wiki_page(params[:splat].first)
         @name = wikip.name
         @ext  = wikip.ext
@@ -625,6 +626,26 @@ module Precious
 
     def show_page_or_file(fullpath)
       wiki = wiki_new
+
+
+      # check if folders exists
+      contents = wiki.tree_list
+      print contents
+      entry    = contents.detect do |entry|
+        Gollum::File::path_match(fullpath, entry)
+      end
+      print entry
+      #if path
+      #  @path = Pathname.new(path).cleanpath.to_s
+      #  check_path   = wiki.page_file_dir ? ::File.join(wiki.page_file_dir, @path, '/') : "#{@path}/"
+      #  @results.select!  {|result| result.path.start_with?(check_path) }
+      #end
+
+      #@results.sort_by! {|result| result.name.downcase}
+      #elsif fullpath[-1] == '/' ? Gollum::Page.valid_page_name?(fullpath) : false
+
+
+
       if page = fullpath[-1] != '/' ? wiki.page("#{fullpath}/#{wiki.index_page}") : false
         @page          = page
         @name          = page.filename_stripped
@@ -639,8 +660,6 @@ module Precious
         @allow_uploads = wiki.allow_uploads
         @navbar        = true
         mustache :page
-        #redirect_path = "#{fullpath}/#{wiki.index_page}"
-        #redirect to("#{encodeURIComponent(redirect_path)}")
       elsif page = wiki.page(fullpath)
         @page          = page
         @name          = page.filename_stripped
@@ -659,6 +678,11 @@ module Precious
         show_file(file)
       elsif @redirects_enabled && redirect_path = wiki.redirects[fullpath]
         redirect to("#{encodeURIComponent(redirect_path)}?redirected_from=#{encodeURIComponent(fullpath)}")
+      elsif entry
+        # check if the folder fullpath exists
+        # if so, redirect to overview
+        #
+          redirect to("/gollum/overview/#{clean_url(encodeURIComponent(fullpath))}")
       else
         if @allow_editing && @user_authed
           path = fullpath[-1] == '/' ? "#{fullpath}#{wiki.index_page}" : fullpath # Append default index page if no page name is supplied