43 lines
1.4 KiB
Ruby
43 lines
1.4 KiB
Ruby
module GeocoderHelper
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def result_to_html(result)
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html_options = { :class => "set_position", :data => {} }
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if result[:min_lon] and result[:min_lat] and result[:max_lon] and result[:max_lat]
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url = "?minlon=#{result[:min_lon]}&minlat=#{result[:min_lat]}&maxlon=#{result[:max_lon]}&maxlat=#{result[:max_lat]}"
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else
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url = "?mlat=#{result[:lat]}&mlon=#{result[:lon]}&zoom=#{result[:zoom]}"
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end
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result.each do |key,value|
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html_options[:data][key.to_s.tr('_', '-')] = value
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end
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html = ""
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html << result[:prefix] if result[:prefix]
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html << " " if result[:prefix] and result[:name]
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html << link_to(result[:name], url, html_options) if result[:name]
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html << result[:suffix] if result[:suffix]
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return raw(html)
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end
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def describe_location(lat, lon, zoom = nil, language = nil)
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zoom = zoom || 14
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language = language || request.user_preferred_languages.join(',')
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url = "http://nominatim.openstreetmap.org/reverse?lat=#{lat}&lon=#{lon}&zoom=#{zoom}&accept-language=#{language}"
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begin
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response = OSM::Timer.timeout(4) do
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REXML::Document.new(Net::HTTP.get(URI.parse(url)))
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end
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rescue Exception
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response = nil
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end
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if response and result = response.get_text("reversegeocode/result")
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result.to_s
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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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