php wrapper for iRail api

iRailphpwrapper.php

<?php
//
// php wrapper for iRail, by Hans Fraiponts
// licence http://www.gnu.org/licenses/gpl-3.0.html
// More info here : http://project.irail.be/cgi-bin/trac.fcgi/wiki/ApiSpecification
// 


function listStations (){
	$xml = simplexml_load_file("http://api.irail.be/stations.php");
	foreach ($xml->station as $station) {
		$stationName =  (string)$station[0] ;
		$stationLocation = (string)$station->attributes()->location; 
		$stations[$stationName] = $stationLocation; 
		}
   return $stations;
}

	
//print_r(listStations ());



function trainSchedule ($station1,$station2,$date="ns", $time="ns", $lang="ns",$timesel="ns",$trainsonly="ns",$results="ns"){

	$url = "http://api.irail.be/trains.php?"  . "to=$station1" . "&from=$station2";
	if ($date!="ns") $url = $url . "&date=$date";
	if ($time!="ns") $url = $url . "&time=$time";
	if ($lang!="ns")$url = $url . "&lang=$lang";
	if ($timesel!="ns") $url = $url . "&timesel=$timesel";
	if ($trainsonly!="ns") $url = $url . "&trainsonly=$trainsonly";
	if ($results!="ns") $url = $url . "&results=$results";
	$xml = simplexml_load_file($url);

	foreach ($xml->connection as $connection) {
		$departTime = $connection->departure->time;
		$departDate = $connection->departure->date;
		$depart = mktime  (substr($departTime,0,2),substr($departTime,3,2), 0, substr($departDate,2,2),substr($departDate,0,2),substr($departDate,4,2));

		$arrivalTime = $connection->arrival->time;
		$arrivalDate = $connection->arrival->date;
		$arrival = mktime  (substr($arrivalTime,0,2),substr($arrivalTime,3,2), 0, substr($arrivalDate,2,2),substr($arrivalDate,0,2),substr($arrivalDate,4,2));
		
		$delayed = (string)$connection->delay[0];
		$duration = (string)$connection->duration;
		$resultid = (integer)$connection->attributes()->id;

		foreach ($connection->trains->train as $train ){
			$result[$resultid]['trains'][]=(string)$train; 
		}
		
		$result[$resultid]['depart'] = $depart;
		$result[$resultid]['arrival'] = $arrival;
		$result[$resultid]['duration'] = $duration;
		$result[$resultid]['delayed'] = $delayed;
		}
	return $result;
}

//print_r(trainSchedule("CINEY","HASSELT"));
  
?>

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