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26 lines
766 B
26 lines
766 B
class PostcodeService |
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def initialize |
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@pio = Postcodes::IO.new |
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end |
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def infer_la(postcode) |
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# Avoid network calls when postcode is invalid |
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return unless postcode.match(POSTCODE_REGEXP) |
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postcode_lookup = nil |
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begin |
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# URI encoding only supports ASCII characters |
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ascii_postcode = self.class.clean(postcode) |
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Timeout.timeout(5) { postcode_lookup = @pio.lookup(ascii_postcode) } |
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rescue Timeout::Error |
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Rails.logger.warn("Postcodes.io lookup timed out") |
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end |
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if postcode_lookup && postcode_lookup.info.present? |
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postcode_lookup.codes["admin_district"] |
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end |
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end |
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def self.clean(postcode) |
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postcode.encode("ASCII", "UTF-8", invalid: :replace, undef: :replace, replace: "").delete(" ").upcase |
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end |
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end
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