Module: Stanford::Mods::GeoUtils

Included in:
Coordinate
Defined in:
lib/stanford-mods/geo_utils.rb

Overview

Abstract geo methods usable to several classes

Instance Method Summary collapse

Instance Method Details

#cleaner_coordinate(val) ⇒ String


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# File 'lib/stanford-mods/geo_utils.rb', line 8

def cleaner_coordinate(val)
  matches = val.match(/^\(?([^)]+)\)?\.?$/)
  matches ? matches[1] : val
end

#coord_to_decimal(point) ⇒ Float


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# File 'lib/stanford-mods/geo_utils.rb', line 15

def coord_to_decimal(point)
  regex = /(?<dir>[NESW])\s*(?<deg>\d+)[°⁰º](?:(?<min>\d+)[ʹ'])?(?:(?<sec>\d+)[ʺ"])?/
  match = regex.match(point)
  return Float::INFINITY unless match

  dec = match['deg'].to_i
  dec += match['min'].to_f / 60
  dec += match['sec'].to_f / 60 / 60
  dec = -1 * dec if match['dir'] == 'W' || match['dir'] == 'S'
  dec
end