Merge branch 'bozaro-empty-repo'

CHANGELOG

@@ -10,6 +10,7 @@ v 8.2.0 (unreleased)
   - Adds ability to remove the forked relationship from project settings screen. (Han Loong Liauw)
   - Improved performance of sorting milestone issues
   - Allow users to select the Files view as default project view (Cristian Bica)
+  - Show "Empty Repository Page" for repository without branches (Artem V. Navrotskiy)
 
 v 8.1.0 (unreleased)
   - Send an email to admin email when a user is reported for spam (Jonathan Rochkind)

app/models/project.rb

@@ -567,7 +567,7 @@ class Project < ActiveRecord::Base
   end
 
   def empty_repo?
-    !repository.exists? || repository.empty?
+    !repository.exists? || !repository.has_visible_content?
   end
 
   def repo

app/models/repository.rb

@@ -44,6 +44,19 @@ class Repository
     raw_repository.empty?
   end
 
+  #
+  # Git repository can contains some hidden refs like:
+  #   /refs/notes/*
+  #   /refs/git-as-svn/*
+  #   /refs/pulls/*
+  # This refs by default not visible in project page and not cloned to client side.
+  #
+  # This method return true if repository contains some content visible in project page.
+  #
+  def has_visible_content?
+    !raw_repository.branches.empty?
+  end
+
   def commit(id = 'HEAD')
     return nil unless raw_repository
     commit = Gitlab::Git::Commit.find(raw_repository, id)