52 lines
1.2 KiB
Ruby
52 lines
1.2 KiB
Ruby
# frozen_string_literal: true
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module BulkImports
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class TreeExportService
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def initialize(portable, export_path, relation)
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@portable = portable
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@export_path = export_path
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@relation = relation
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@config = FileTransfer.config_for(portable)
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end
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def execute
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return serializer.serialize_root(config.class::SELF_RELATION) if self_relation?
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relation_definition = config.tree_relation_definition_for(relation)
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raise BulkImports::Error, 'Unsupported relation export type' unless relation_definition
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serializer.serialize_relation(relation_definition)
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end
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def exported_filename
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return "#{relation}.json" if self_relation?
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"#{relation}.ndjson"
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end
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private
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attr_reader :export_path, :portable, :relation, :config
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# rubocop: disable CodeReuse/Serializer
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def serializer
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::Gitlab::ImportExport::Json::StreamingSerializer.new(
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portable,
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config.portable_tree,
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json_writer,
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exportable_path: ''
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)
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end
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# rubocop: enable CodeReuse/Serializer
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def json_writer
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::Gitlab::ImportExport::Json::NdjsonWriter.new(export_path)
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end
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def self_relation?
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relation == config.class::SELF_RELATION
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end
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end
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end
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