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46 lines
1.1 KiB
46 lines
1.1 KiB
4 years ago
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require 'singleton'
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require 'carto/storage_options/s3'
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require 'carto/storage_options/local'
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module Carto
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class Storage
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include Singleton
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def initialize
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@storages = Hash.new
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end
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def for(location, preferred_type: nil)
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proposed_location = get_or_set_location(location)
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proposed_type = proposed_location.class.name.demodulize.downcase
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if (preferred_type || proposed_type) == 'local'
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Carto::StorageOptions::Local.new(location)
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elsif proposed_type == (preferred_type || proposed_type)
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proposed_location
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else
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available_storage_option.new(location)
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end
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end
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private
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def get_or_set_location(location)
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existing_location = @storages[location]
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if existing_location
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existing_location
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else
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@storages[location] = available_storage_option.new(location)
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end
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end
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def available_storage_option
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s3_enabled? ? Carto::StorageOptions::S3 : Carto::StorageOptions::Local
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end
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def s3_enabled?
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@s3_enabled ||= Carto::StorageOptions::S3.enabled?
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end
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end
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end
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