88 lines
2.5 KiB
Ruby
88 lines
2.5 KiB
Ruby
# frozen_string_literal: true
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module Gitlab
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class GlRepository
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class Identifier
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include Gitlab::Utils::StrongMemoize
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InvalidIdentifier = Class.new(ArgumentError)
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def self.parse(gl_repository)
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segments = gl_repository&.split('-')
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# gl_repository can either have 2 or 3 segments:
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#
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# TODO: convert all 2-segment format to 3-segment:
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# https://gitlab.com/gitlab-org/gitlab/-/issues/219192
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identifier = case segments&.size
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when 2
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TwoPartIdentifier.new(*segments)
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when 3
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ThreePartIdentifier.new(*segments)
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end
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return identifier if identifier&.valid?
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raise InvalidIdentifier, %Q(Invalid GL Repository "#{gl_repository}")
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end
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# The older 2-segment format, where the container is implied.
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# eg. project-1, wiki-1
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class TwoPartIdentifier < Identifier
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def initialize(repo_type_name, container_id_str)
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@container_id_str = container_id_str
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@repo_type_name = repo_type_name
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end
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private
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def container_class
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repo_type.container_class
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end
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end
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# The newer 3-segment format, where the container is explicit
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# eg. group-1-wiki, project-1-wiki
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class ThreePartIdentifier < Identifier
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def initialize(container_type, container_id_str, repo_type_name)
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@container_id_str = container_id_str
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@container_type = container_type
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@repo_type_name = repo_type_name
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end
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private
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def container_class
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# NOTE: This is currently only used and supported for group wikis
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# https://gitlab.com/gitlab-org/gitlab/-/issues/219192
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return unless @repo_type_name == 'wiki'
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"#{@container_type}_#{@repo_type_name}".classify.constantize
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rescue NameError
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nil
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end
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end
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def repo_type
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strong_memoize(:repo_type) { Gitlab::GlRepository.types[repo_type_name] }
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end
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def container
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strong_memoize(:container) { container_class.find_by_id(container_id) }
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end
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def valid?
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repo_type.present? && container_class.present? && container_id&.positive?
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end
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private
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attr_reader :container_id_str, :repo_type_name
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def container_id
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strong_memoize(:container_id) { Integer(container_id_str, 10, exception: false) }
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end
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end
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end
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end
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