30 lines
932 B
Ruby
30 lines
932 B
Ruby
module Nominatim
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require "timeout"
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extend ActionView::Helpers::NumberHelper
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def self.describe_location(lat, lon, zoom = nil, language = nil)
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zoom ||= 14
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language ||= http_accept_language.user_preferred_languages.join(",")
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Rails.cache.fetch "/nominatim/location/#{lat}/#{lon}/#{zoom}/#{language}" do
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url = "#{Settings.nominatim_url}reverse?lat=#{lat}&lon=#{lon}&zoom=#{zoom}&accept-language=#{language}"
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begin
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response = OSM.http_client.get(URI.parse(url)) do |request|
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request.options.timeout = 4
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end
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results = REXML::Document.new(response.body) if response.success?
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rescue StandardError
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results = nil
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end
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if results && result = results.get_text("reversegeocode/result")
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result.value
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else
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"#{number_with_precision(lat, :precision => 3)}, #{number_with_precision(lon, :precision => 3)}"
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end
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end
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end
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end
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