Module: SearchSolrTools::Helpers::TranslateSpatialCoverage

Defined in:
lib/search_solr_tools/helpers/translate_spatial_coverage.rb

Overview

Methods to translate list of geoJson objects to solr format values

Class Method Summary collapse

Class Method Details

.convert_multipoint_to_point(spatial_coverage_geom) ⇒ Object 



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# File 'lib/search_solr_tools/helpers/translate_spatial_coverage.rb', line 19

def self.convert_multipoint_to_point(spatial_coverage_geom)
  return_geom = []
  spatial_coverage_geom.each do |geom|
    if geom.geometry_type.to_s.downcase.eql?('multipoint')
      geom.each do |point|
        return_geom << point
      end
    else
      return_geom << geom
    end
  end
  return_geom
end

.geojson_to_global_facet(spatial_coverage_geom) ⇒ Object 



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# File 'lib/search_solr_tools/helpers/translate_spatial_coverage.rb', line 59

def self.geojson_to_global_facet(spatial_coverage_geom)
  return nil if spatial_coverage_geom.nil?

  spatial_coverage_geom.each do |geo_json|
    bbox_hash = BoundingBoxUtil.bounding_box_hash_from_geo_json(geo_json)
    return 'Show Global Only' if BoundingBoxUtil.box_global?(bbox_hash)
  end
  nil
end

.geojson_to_spatial_area(spatial_coverage_geom) ⇒ Object 



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# File 'lib/search_solr_tools/helpers/translate_spatial_coverage.rb', line 45

def self.geojson_to_spatial_area(spatial_coverage_geom)
  spatial_areas = spatial_coverage_geom.map do |geo_json|
    if %w[point].include?(geo_json.geometry_type.to_s.downcase)
      0.0
    else
      bbox = RGeo::Cartesian::BoundingBox.create_from_geometry(geo_json)
      bbox.max_y - bbox.min_y
    end
  end
  return nil if spatial_areas.empty?

  spatial_areas.max
end

.geojson_to_spatial_display_str(spatial_coverage_geom) ⇒ Object 



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# File 'lib/search_solr_tools/helpers/translate_spatial_coverage.rb', line 11

def self.geojson_to_spatial_display_str(spatial_coverage_geom)
  spatial_coverage_geom = convert_multipoint_to_point(spatial_coverage_geom)
  spatial_coverage_geom.map do |geom|
    bbox = RGeo::Cartesian::BoundingBox.create_from_geometry(geom)
    "#{bbox.min_y} #{bbox.min_x} #{bbox.max_y} #{bbox.max_x}"
  end
end

.geojson_to_spatial_index_str(spatial_coverage_geom) ⇒ Object 



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# File 'lib/search_solr_tools/helpers/translate_spatial_coverage.rb', line 33

def self.geojson_to_spatial_index_str(spatial_coverage_geom)
  spatial_coverage_geom = convert_multipoint_to_point(spatial_coverage_geom)
  spatial_coverage_geom.map do |geo_json|
    if geo_json.geometry_type.to_s.downcase.eql?('point')
      "#{geo_json.x} #{geo_json.y}"
    else
      bbox = RGeo::Cartesian::BoundingBox.create_from_geometry(geo_json)
      "ENVELOPE(#{bbox.min_x}, #{bbox.max_x}, #{bbox.max_y}, #{bbox.min_y})"
    end
  end
end

.geojson_to_spatial_scope_facet(spatial_coverage_geom) ⇒ Object 



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# File 'lib/search_solr_tools/helpers/translate_spatial_coverage.rb', line 69

def self.geojson_to_spatial_scope_facet(spatial_coverage_geom)
  return if spatial_coverage_geom.nil?

  spatial_coverage_geom.map do |geo_json|
    bbox_hash = BoundingBoxUtil.bounding_box_hash_from_geo_json(geo_json)
    scope = SolrFormat.get_spatial_scope_facet_with_bounding_box(bbox_hash)
    scope unless scope.nil?
  end.uniq
end