28 lines
777 B
Ruby
28 lines
777 B
Ruby
module QueryMethods
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extend ActiveSupport::Concern
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private
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##
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# Limit the result according to request parameters and settings
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def query_limit(items)
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items.limit(query_limit_value)
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end
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##
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# Get query limit value from request parameters and settings
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def query_limit_value
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name = controller_path.sub(%r{^api/}, "").tr("/", "_").singularize
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max_limit = Settings["max_#{name}_query_limit"]
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default_limit = Settings["default_#{name}_query_limit"]
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if params[:limit]
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if params[:limit].to_i.positive? && params[:limit].to_i <= max_limit
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params[:limit].to_i
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else
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raise OSM::APIBadUserInput, "#{controller_name.classify} limit must be between 1 and #{max_limit}"
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end
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else
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default_limit
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end
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end
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end
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