class Geo2tz::Search
Constants
- MAP
Public Class Methods
lat_long(lat, long)
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# File lib/geo2tz/search.rb, line 8 def self.lat_long(lat, long) tz_integer = self.kdtree.nearest(lat, long) ActiveSupport::TimeZone.new(MAP.invert[tz_integer]) end
Private Class Methods
kdtree()
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# File lib/geo2tz/search.rb, line 28 def self.kdtree @kd ||= setup_tree end
setup_tree()
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# File lib/geo2tz/search.rb, line 15 def self.setup_tree points = [] File.open(File.join(Geo2tz.config[:writable_directory],Geo2tz.config[:filename])).each do |line| data = line.split(',') tz = data[2].strip unless MAP.has_key? tz MAP[tz] = MAP.size end points << [data[0].to_f, data[1].to_f, MAP[tz]] end Kdtree.new(points) end