47 lines
1.3 KiB
Ruby
47 lines
1.3 KiB
Ruby
# frozen_string_literal: true
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module Gitlab
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class SubmoduleLinks
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include Gitlab::Utils::StrongMemoize
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Urls = Struct.new(:web, :tree, :compare)
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def initialize(repository)
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@repository = repository
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@cache_store = {}
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end
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def for(submodule, sha, diff_file = nil)
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submodule_url = submodule_url_for(sha, submodule.path)
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old_submodule_id = old_submodule_id(submodule_url, diff_file)
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urls = SubmoduleHelper.submodule_links_for_url(submodule.id, submodule_url, repository, old_submodule_id)
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Urls.new(*urls) if urls.any?
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end
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private
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attr_reader :repository
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def submodule_urls_for(sha)
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@cache_store.fetch(sha) do
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submodule_urls = repository.submodule_urls_for(sha)
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@cache_store[sha] = submodule_urls
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end
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end
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def submodule_url_for(sha, path)
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urls = submodule_urls_for(sha)
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urls && urls[path]
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end
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def old_submodule_id(submodule_url, diff_file)
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return unless diff_file&.old_blob && diff_file&.old_content_sha
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# if the submodule url has changed from old_sha to sha, a compare link does not make sense
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#
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old_submodule_url = submodule_url_for(diff_file.old_content_sha, diff_file.old_blob.path)
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diff_file.old_blob.id if old_submodule_url == submodule_url
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end
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end
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end
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