1 files changed, 98 insertions, 0 deletions
diff --git a/app/models/concerns/has_repository.rb b/app/models/concerns/has_repository.rb
new file mode 100644
index 00000000000..66c2f57bedd
--- /dev/null
+++ b/app/models/concerns/has_repository.rb
@@ -0,0 +1,98 @@
+# frozen_string_literal: true
+
+module HasRepository
+  extend ActiveSupport::Concern
+  include Gitlab::ShellAdapter
+  include AfterCommitQueue
+  include Gitlab::Utils::StrongMemoize
+
+  delegate :base_dir, :disk_path, to: :storage
+
+  def valid_repo?
+    repository.exists?
+  rescue
+    errors.add(:path, _('Invalid repository path'))
+    false
+  end
+
+  def repo_exists?
+    strong_memoize(:repo_exists) do
+      repository.exists?
+    rescue
+      false
+    end
+  end
+
+  def repository_exists?
+    !!repository.exists?
+  end
+
+  def root_ref?(branch)
+    repository.root_ref == branch
+  end
+
+  def commit(ref = 'HEAD')
+    repository.commit(ref)
+  end
+
+  def commit_by(oid:)
+    repository.commit_by(oid: oid)
+  end
+
+  def commits_by(oids:)
+    repository.commits_by(oids: oids)
+  end
+
+  def repository
+    raise NotImplementedError
+  end
+
+  def storage
+    raise NotImplementedError
+  end
+
+  def full_path
+    raise NotImplementedError
+  end
+
+  def empty_repo?
+    repository.empty?
+  end
+
+  def default_branch
+    @default_branch ||= repository.root_ref
+  end
+
+  def reload_default_branch
+    @default_branch = nil # rubocop:disable Gitlab/ModuleWithInstanceVariables
+
+    default_branch
+  end
+
+  def url_to_repo
+    gitlab_shell.url_to_repo(full_path)
+  end
+
+  def ssh_url_to_repo
+    url_to_repo
+  end
+
+  def http_url_to_repo
+    custom_root = Gitlab::CurrentSettings.custom_http_clone_url_root
+
+    url = if custom_root.present?
+            Gitlab::Utils.append_path(
+              custom_root,
+              web_url(only_path: true)
+            )
+          else
+            web_url
+          end
+
+    "#{url}.git"
+  end
+
+  def web_url(only_path: nil)
+    raise NotImplementedError
+  end
+end