Add latest changes from gitlab-org/gitlab@master

1 files changed, 47 insertions, 0 deletions

diff --git a/lib/gitlab/signed_tag.rb b/lib/gitlab/signed_tag.rb
new file mode 100644
index 00000000000..3b22cb7622d
--- /dev/null
+++ b/lib/gitlab/signed_tag.rb
@@ -0,0 +1,47 @@
+# frozen_string_literal: true
+
+module Gitlab
+  class SignedTag
+    include Gitlab::Utils::StrongMemoize
+
+    def initialize(repository, tag)
+      @repository = repository
+      @tag = tag
+
+      if Feature.enabled?(:get_tag_signatures)
+        @signature_data = Gitlab::Git::Tag.extract_signature_lazily(repository, tag.id) if repository
+      else
+        @signature_data = [signature_text_of_message.b, signed_text_of_message.b]
+      end
+    end
+
+    def signature
+      return unless @tag.has_signature?
+    end
+
+    def signature_text
+      @signature_data&.fetch(0)
+    end
+
+    def signed_text
+      @signature_data&.fetch(1)
+    end
+
+    private
+
+    def signature_text_of_message
+      @tag.message.slice(@tag.message.index("-----BEGIN SIGNED MESSAGE-----")..-1)
+    rescue StandardError
+      nil
+    end
+
+    def signed_text_of_message
+      %{object #{@tag.target_commit.id}
+type commit
+tag #{@tag.name}
+tagger #{@tag.tagger.name} <#{@tag.tagger.email}> #{@tag.tagger.date.seconds} #{@tag.tagger.timezone}
+
+#{@tag.message.gsub(/-----BEGIN SIGNED MESSAGE-----(.*)-----END SIGNED MESSAGE-----/m, "")}}
+    end
+  end
+end