Class: GeoMonitor::Layer

Inherits:
ApplicationRecord show all
Defined in:
app/models/geo_monitor/layer.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.from_geoblacklight(schema_json) ⇒ Object

Parameters:

  • schema_json (String) 


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# File 'app/models/geo_monitor/layer.rb', line 7

def self.from_geoblacklight(schema_json)
  schema = JSON.parse(schema_json)
  references = JSON.parse(schema['dct_references_s'] || '{}')
  find_or_create_by(slug: schema['layer_slug_s']).tap do |layer|
    layer.checktype =
      if references['http://www.opengis.net/def/serviceType/ogc/wms']
        'WMS'
      elsif references['http://iiif.io/api/image']
        'IIIF'
      end
    layer.institution = schema['dct_provenance_s']
    layer.rights = schema['dc_rights_s']
    layer.layername = schema['layer_id_s']
    layer.bbox = schema['solr_geom']
    layer.url = references['http://www.opengis.net/def/serviceType/ogc/wms'] || references['http://iiif.io/api/image']
    layer.active = true
  end
end

Instance Method Details

#availability_score ⇒ Object 



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# File 'app/models/geo_monitor/layer.rb', line 41

def availability_score
  statuses.where(res_code: '200', content_type: 'image/png').count.to_f / statuses.count
end

#bounding_box ⇒ Object 



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# File 'app/models/geo_monitor/layer.rb', line 26

def bounding_box
  w, e, n, s = bbox.delete('ENVELOPE(').delete(')').delete(' ').split(',')
  ::GeoMonitor::BoundingBox.new(north: n, south: s, east: e, west: w)
end

#check ⇒ Object 



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# File 'app/models/geo_monitor/layer.rb', line 31

def check
  response = nil
  time = Benchmark.measure do
    response = ::GeoMonitor::Requests::WMS.new(
      bbox: bounding_box, url: url, layers: layername
    ).tile
  end
  ::GeoMonitor::Status.from_response(response, self, time.real.to_f)
end