65 lines
1.7 KiB
Ruby
65 lines
1.7 KiB
Ruby
module QueryMethods
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extend ActiveSupport::Concern
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private
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##
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# Restrict the resulting items to those created during a particular time period
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# Using 'to' requires specifying 'from' as well for historical reasons
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def query_conditions_time(items, filter_property = :created_at)
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interval = query_conditions_time_value
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if interval
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items.where(filter_property => interval)
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else
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items
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end
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end
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##
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# Get query time interval from request parameters or nil
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def query_conditions_time_value
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if params[:from]
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begin
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from = Time.parse(params[:from]).utc
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rescue ArgumentError
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raise OSM::APIBadUserInput, "Date #{params[:from]} is in a wrong format"
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end
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begin
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to = if params[:to]
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Time.parse(params[:to]).utc
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else
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Time.now.utc
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end
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rescue ArgumentError
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raise OSM::APIBadUserInput, "Date #{params[:to]} is in a wrong format"
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end
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from..to
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end
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end
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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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