Merge branch 'fj-6860-instance-level-project-templates' into 'master'

[CE Port]: Implement instance level project templates

See merge request gitlab-org/gitlab-ce!20761

2 files changed, 30 insertions, 4 deletions

diff --git a/lib/gitlab/import_sources.rb b/lib/gitlab/import_sources.rb
index af9b880ef9e..45816bee176 100644
--- a/lib/gitlab/import_sources.rb
+++ b/lib/gitlab/import_sources.rb
@@ -22,24 +22,28 @@ module Gitlab
 
     class << self
       def options
-        @options ||= Hash[ImportTable.map { |importer| [importer.title, importer.name] }]
+        Hash[import_table.map { |importer| [importer.title, importer.name] }]
       end
 
       def values
-        @values ||= ImportTable.map(&:name)
+        import_table.map(&:name)
       end
 
       def importer_names
-        @importer_names ||= ImportTable.select(&:importer).map(&:name)
+        import_table.select(&:importer).map(&:name)
       end
 
       def importer(name)
-        ImportTable.find { |import_source| import_source.name == name }.importer
+        import_table.find { |import_source| import_source.name == name }.importer
       end
 
       def title(name)
         options.key(name)
       end
+
+      def import_table
+        ImportTable
+      end
     end
   end
 end
diff --git a/lib/gitlab/template_helper.rb b/lib/gitlab/template_helper.rb
new file mode 100644
index 00000000000..3b8e45e0688
--- /dev/null
+++ b/lib/gitlab/template_helper.rb
@@ -0,0 +1,22 @@
+module Gitlab
+  module TemplateHelper
+    include Gitlab::Utils::StrongMemoize
+
+    def prepare_template_environment(file_path)
+      return unless file_path.present?
+
+      FileUtils.mkdir_p(File.dirname(import_upload_path))
+      FileUtils.copy_entry(file_path, import_upload_path)
+    end
+
+    def import_upload_path
+      strong_memoize(:import_upload_path) do
+        Gitlab::ImportExport.import_upload_path(filename: tmp_filename)
+      end
+    end
+
+    def tmp_filename
+      SecureRandom.hex
+    end
+  end
+end