Extract class responsible for building a pipeline

1 files changed, 56 insertions, 0 deletions

diff --git a/lib/gitlab/ci/pipeline/chain/build.rb b/lib/gitlab/ci/pipeline/chain/build.rb
new file mode 100644
index 00000000000..efd1da733c5
--- /dev/null
+++ b/lib/gitlab/ci/pipeline/chain/build.rb
@@ -0,0 +1,56 @@
+module Gitlab
+  module Ci
+    module Pipeline
+      module Chain
+        class Build < Chain::Base
+          include Chain::Helpers
+
+          def perform!
+            @pipeline.assign_attributes(
+              source: @command.source,
+              project: @project,
+              ref: ref,
+              sha: sha,
+              before_sha: before_sha,
+              tag: tag_exists?,
+              trigger_requests: Array(@command.trigger_request),
+              user: @current_user,
+              pipeline_schedule: @command.schedule,
+              protected: protected_ref?
+            )
+          end
+
+          def break?
+            false
+          end
+
+          private
+
+          def ref
+            @ref ||= Gitlab::Git.ref_name(origin_ref)
+          end
+
+          def sha
+            @project.commit(origin_sha || origin_ref).try(:id)
+          end
+
+          def origin_ref
+            @command.origin_ref
+          end
+
+          def origin_sha
+            @command.checkout_sha || @command.after_sha
+          end
+
+          def before_sha
+            @command.checkout_sha || @command.before_sha || Gitlab::Git::BLANK_SHA
+          end
+
+          def protected_ref?
+            @project.protected_for?(ref)
+          end
+        end
+      end
+    end
+  end
+end