54 lines
1.4 KiB
Ruby
54 lines
1.4 KiB
Ruby
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require_dependency 'import/adapter/base'
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module Import
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class UnsupportedExportSource < RuntimeError; end
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class FormatInvalidError < RuntimeError; end
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class FilenameMissingError < RuntimeError; end
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class ImportInProgressError < RuntimeError; end
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class ImportDisabledError < RuntimeError; end
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class UnsupportedSchemaVersion < RuntimeError; end
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class WrongTableCountError < RuntimeError; end
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class WrongFieldCountError < RuntimeError; end
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def self.import_running_key
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'importer_is_running'
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end
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def self.is_import_running?
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$redis.get(import_running_key) == '1'
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end
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def self.set_import_started
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$redis.set import_running_key, '1'
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end
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def self.set_import_is_not_running
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$redis.del import_running_key
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end
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def self.clear_adapters
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@adapters = {}
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@adapter_instances = {}
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end
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def self.add_import_adapter(klass, version, tables)
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@adapters ||= {}
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@adapter_instances ||= {}
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unless @adapter_instances[klass]
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@adapter_instances[klass] = klass.new
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tables.each do |table|
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@adapters[table.to_s] ||= []
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@adapters[table.to_s] << [version, @adapter_instances[klass]]
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end
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end
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end
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def self.adapters_for_version(version)
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a = Hash.new([])
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@adapters.each {|table_name,adapters| a[table_name] = adapters.reject {|i| i[0].to_i <= version.to_i}.map {|j| j[1]} } if defined?(@adapters)
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a
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end
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end
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