mramsden/tefel

<?php namespace Tefel\JourneyPlanner\Model;

use PHPCoord\OSRef;

class Timetable
{

    private $document;

    public function __construct($timetablePath)
    {
        $this->document = simplexml_load_file($timetablePath);
    }

    public function getStopPoints()
    {
        $stopPoints = [];

        foreach ($this->document->StopPoints->StopPoint as $stopPoint) {
            $stopPoints[] = $this->stopPointFromTimetable($stopPoint);
        }

        return $stopPoints;
    }

    public function getRoutes()
    {
        $routes = [];

        foreach ($this->document->Routes->Route as $route)
        {
            $routes[] = $this->routeFromTimetable($route);
        }

        return $routes;
    }

    private function stopPointFromTimetable($timetableStopPoint)
    {
        $atcoCode = (string) $timetableStopPoint->AtcoCode;
        $commonName = (string) $timetableStopPoint->Descriptor->CommonName;
        $osRef = new OSRef((int) $timetableStopPoint->Place->Location->Easting, (int) $timetableStopPoint->Place->Location->Northing);
        $latLng = $osRef->toLatLng();
        $latLng->OSGB36ToWGS84();

        $stopPoint = new \stdClass;
        $stopPoint->name = $commonName;
        $stopPoint->atcoCode = $atcoCode;
        $stopPoint->longitude = $latLng->lng;
        $stopPoint->latitude = $latLng->lat;

        return $stopPoint;
    }

    private function routeFromTimetable($timetableRoute)
    {
        $privateCode = (string) $timetableRoute->PrivateCode;
        $description = (string) $timetableRoute->Description;
        $routeSectionRef = (string) $timetableRoute->RouteSectionRef;

        $route = new \stdClass;
        $route->code = $privateCode;
        $route->description = $description;
        $route->routeSectionRef = $routeSectionRef;

        return $route;
    }

}