Class: Georeference::VerbatimData

Inherits:
Georeference show all
Defined in:
app/models/georeference/verbatim_data.rb

Overview

Verbatim data definition…

Instance Attribute Summary

Attributes inherited from Georeference

#api_request, #collecting_event_id, #error_depth, #error_geographic_item_id, #error_radius, #geographic_item_id, #iframe_response, #is_median_z, #is_public, #is_undefined_z, #no_cached, #position, #project_id, #type

Instance Method Summary collapse

Methods inherited from Georeference

#add_err_geo_item_inside_err_radius, #add_error_depth, #add_error_geo_item_inside_area, #add_error_geo_item_intersects_area, #add_error_radius, #add_error_radius_inside_area, #add_obj_inside_area, #add_obj_inside_err_geo_item, #add_obj_inside_err_radius, batch_create_from_georeference_matcher, #check_err_geo_item_inside_err_radius, #check_error_geo_item_inside_area, #check_error_geo_item_intersects_area, #check_error_radius_inside_area, #check_obj_inside_area, #check_obj_inside_err_geo_item, #check_obj_inside_err_radius, #error_box, #error_radius_buffer_polygon, filter_by, #geographic_item_present_if_error_radius_provided, #heading, #latitude, #longitude, #method_name, #set_cached, #to_geo_json_feature, #to_simple_json_feature, with_geographic_area, with_locality, with_locality_as, with_locality_like, within_radius_of_item

Methods included from Shared::IsData

#errors_excepting, #full_error_messages_excepting, #identical, #is_community?, #is_destroyable?, #is_editable?, #is_in_use?, #is_in_users_projects?, #metamorphosize, #similar

Methods included from Shared::HasRoles

#has_roles?

Methods included from Shared::Citations

#cited?, #mark_citations_for_destruction, #nomenclature_date, #origin_citation_source_id, #reject_citations, #requires_citation?, #sources_by_topic_id

Methods included from Shared::Tags

#reject_tags, #tag_with, #tagged?, #tagged_with?

Methods included from Shared::Notes

#concatenated_notes_string, #reject_notes

Methods included from Housekeeping

#has_polymorphic_relationship?

Methods inherited from ApplicationRecord

transaction_with_retry

Constructor Details

#initialize(params = {}) ⇒ VerbatimData

rubocop:disable Metrics/MethodLength

Parameters:

  • params (ActionController::Parameters) (defaults to: {}) 


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# File 'app/models/georeference/verbatim_data.rb', line 7

def initialize(params = {})
  super

  self.is_median_z    = false
  self.is_undefined_z = false # and delta_z is zero, or ignored

  unless collecting_event.nil? || geographic_item

    # value from collecting_event is normalised to meters
    z1 = collecting_event.minimum_elevation
    z2 = collecting_event.maximum_elevation
    if z1.blank?
      # no valid elevation provided
      self.is_undefined_z = true
      delta_z             = 0.0
    else
      # we have at least half of the range data
      # delta_z = z1
      if z2.blank?
        # we have *only* half of the range data
        delta_z = z1
      else
        # we have full range data, so elevation is (top - bottom) / 2
        #z2               = z2.to_f
        delta_z          = z1 + ((z2 - z1) * 0.5)
        # and show calculated median
        self.is_median_z = true
      end
    end

    point      = collecting_event.verbatim_map_center(delta_z)
    attributes = {point: point}
    attributes[:by] = self.by if self.by

    if point.nil?
      test_grs = []
    else
      test_grs = GeographicItem::Point
                   .where("point = ST_GeographyFromText('POINT(? ? ?)')", point.x, point.y, point.z)
                   # .where(['ST_Z(point::geometry) = ?', point.z])
    end

    if test_grs.empty?
      test_grs = [GeographicItem.new(attributes)]
    end

    self.geographic_item = test_grs.first
  end

  # geographic_item
end