57 lines
1.5 KiB
Ruby
57 lines
1.5 KiB
Ruby
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require_dependency 'carto/storage'
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require_dependency 'carto/assets/assets_service'
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require 'singleton'
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module Carto
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class KuvizAssetsService < AssetsService
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include Singleton
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EXTENSION = ".html".freeze
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DEFAULT_MAX_SIZE_IN_BYTES = 1048576
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def upload(visualization, resource)
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super(visualization.id, resource)
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end
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def fetch_file(resource)
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temp_file = Tempfile.new(["kuviz_asset_#{Time.now.utc.to_i}", EXTENSION])
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begin
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read = IO.copy_stream(resource, temp_file, max_size_in_bytes + 1)
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if read > max_size_in_bytes
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message = "resource is too big (> #{max_size_in_bytes} bytes)"
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raise UnprocesableEntityError.new(message)
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end
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ensure
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temp_file.close
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end
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temp_file
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end
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def read_source_data(asset)
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if asset.storage_info[:type] == 'local'
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File.open(asset.storage_info[:identifier]).read
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else
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URI.parse(asset.public_url).open.read
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end
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end
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DEFAULT_LOCATION = 'kuviz_assets'.freeze
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def location
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@location ||= Cartodb.get_config(:assets, 'kuviz', 'bucket') ||
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Cartodb.get_config(:assets, 'kuviz', 'location') ||
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DEFAULT_LOCATION
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end
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def max_size_in_bytes
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return @max_size_in_bytes if @max_size_in_bytes
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configured = Cartodb.get_config(:assets, 'kuviz', 'max_size_in_bytes')
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@max_size_in_bytes = configured || DEFAULT_MAX_SIZE_IN_BYTES
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end
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end
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end
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