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Contents
class LocationGps < AbstractAdapter
belongs_to :location
has_many :beacons, through: :location
# lat and lng in degrees altitude in meters
validates_numericality_of :lat, greater_than_or_equal_to: -90.0, less_than_or_equal_to: 90.0
validates_numericality_of :lng, greater_than_or_equal_to: -180.0, less_than_or_equal_to: 180.0
validates_numericality_of :alt
def distance_from(lat,lng) # calc distance between this location and the passed coords
Haversine.distance(self.lat,self.lng, lat,lng).to_meters
end
end
Version data entries
31 entries across 31 versions & 1 rubygems