Class: BlacklightHeatmaps::GeometryParser

Inherits:
Object
  • Object
show all
Defined in:
app/models/concerns/blacklight_heatmaps/geometry_parser.rb

Overview

Parser that tries to understand the type of geospatial data stored in a String and sends that to the correct parsing class.

Class Method Summary collapse

Class Method Details

.parse(geometry) ⇒ Object

Utility method for determing the type of spatial data stored in a string field

Parameters:

  • String 


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# File 'app/models/concerns/blacklight_heatmaps/geometry_parser.rb', line 10

def self.parse(geometry)
  case geometry
  when /^ENVELOPE\(.*\)$/
    BlacklightHeatmaps::BoundingBox.from_envelope(geometry)
  when /^(\-?\d+(\.\d+)?) \w*(\-?\d+(\.\d+)?)$/
    BlacklightHeatmaps::Point.from_lng_lat(geometry)
  else
    raise BlacklightHeatmaps::Exceptions::UnknownSpatialDataType
  end
end