Class: MapTP::Routing

Inherits:
Object
  • Object
show all
Defined in:
lib/maptp-service/routing.rb

Overview

Provides a Ruby client to the SOAP interface of the MapTP routing services.

Should be initialized for every new routing request.

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Routing

Returns a new instance of Routing.



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# File 'lib/maptp-service/routing.rb', line 9

def initialize

  # Disable log output
  Savon::Request.log = false

  @client = Savon::Client.new "http://#{MapTP::maptp_server}.map24.com/map24/webservices1.5?soap=Map24Routing"

end

Instance Method Details

#find_route_by_coordinates(start, destination) ⇒ Object

Requests a route description for the given coordinates

Parameters:

start

A hash containing, longitude and latitude, e.g. { :lng => 123, :lat => 465}

destination

A hash containing, longitude and latitude, e.g. { :lng => 123, :lat => 465}

Returns either a hash containing the informations or a hash with a key :ERROR containing the error message.



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# File 'lib/maptp-service/routing.rb', line 28

def find_route_by_coordinates(start, destination)

  begin

    response = @client.calculate_route! do |soap|

      soap.namespaces["xmlns:SOAP-ENV"] = "http://schemas.xmlsoap.org/soap/envelope/"
      soap.namespaces["xmlns:xsd"] = "http://www.w3.org/2001/XMLSchema"
      soap.namespaces["xmlns:xsi"] = "http://www.w3.org/2001/XMLSchema-instance"
      soap.namespaces["xmlns:wsdl"] = "Map24Routing"
      soap.action = 'calculateRoute'
      soap.input = 'calculateRoute'

      soap.body = {

        "RequestHeader" => {
          "Map24ID" => MapTP::map24_id

        },
        "CalculateRouteRequest" => {
          "Start" => {
            "Coordinate" => {
              "Longitude" => start[:lng] * 60,
              "Latitude" => start[:lat] * 60
            }
		
          },
          "Destination" => {
            "Coordinate" => {
              "Longitude" => destination[:lng] * 60,
              "Latitude" => destination[:lat] * 60
            }
          }
          #,"IgnoreDescription" => true
			
        }
	
		
      }
	
    end

    MapTP::Parser::Route.to_hash(response)

  rescue Savon::SOAPFault => e

    { :ERROR => e.message }


  rescue Savon::HTTPError => e

    { :ERROR => "HTTP Error" }

  rescue SocketError

    { :ERROR => "No HTTP Connection" }

  rescue

    { :ERROR => "Unknown Error" }

  end
  
end