53 lines
1.0 KiB
Ruby
53 lines
1.0 KiB
Ruby
module Ransack
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module Nodes
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module Bindable
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attr_accessor :parent, :attr_name
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def attr
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@attr ||= get_arel_attribute
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end
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alias :arel_attribute :attr
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def ransacker
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klass._ransackers[attr_name]
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end
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def klass
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@klass ||= context.klassify(parent)
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end
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def bound?
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attr_name.present? && parent.present?
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end
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def reset_binding!
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@parent = @attr_name = @attr = @klass = nil
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end
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private
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def get_arel_attribute
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if ransacker
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ransacker.attr_from(self)
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else
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get_attribute
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end
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end
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def get_attribute
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if is_alias_attribute?
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context.table_for(parent)[parent.base_klass.attribute_aliases[attr_name]]
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else
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context.table_for(parent)[attr_name]
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end
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end
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def is_alias_attribute?
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Ransack::SUPPORTS_ATTRIBUTE_ALIAS &&
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parent.base_klass.attribute_aliases.key?(attr_name)
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end
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end
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end
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end
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