public function read()
{
$data = TDT::HttpRequest("http://*****:*****@m.velo-antwerpen.be/data/stations.json");
$decoded = json_decode($data->data);
//todo: convert to wished format
$result = array();
$gpoint = new gPoint();
foreach ($decoded as $sourceStation) {
$station = new Object();
$station->name = $sourceStation->name;
$station->freebikes = $sourceStation->bikes;
$station->freespots = $sourceStation->slots;
$station->state = $sourceStation->status;
$station->latitude = $sourceStation->latitude;
$station->longitude = $sourceStation->longitude;
$gpoint->setLongLat($station->longitude, $station->latitude);
if ($this->lat != null && $this->long != null) {
$station->distance = $gpoint->distanceFrom($this->long, $this->lat);
}
array_push($result, $station);
}
function compare($a, $b)
{
if ($a->distance == $b->distance) {
return 0;
}
return $a->distance < $b->distance ? -1 : 1;
}
if ($this->lat != null && $this->long != null) {
usort($result, "compare");
}
return array_slice($result, $this->offset, $this->rowcount);
}
public function read()
{
$data = TDT::HttpRequest("http://www.mobielbrussel.irisnet.be/villo/json/");
$decoded = json_decode($data->data);
//todo: convert to wished format
$result = array();
$gpoint = new gPoint();
foreach ($decoded->features as $feature) {
$station = new Object();
$station->name = $feature->properties->NAME;
$station->freebikes = $feature->properties->FREEBK;
$station->freespots = $feature->properties->FREEBS;
$station->state = $feature->properties->STATE;
// Configure the gPoint library to use the Lambert Projection for Belgium
$gpoint->configLambertProjection(150000.013, 5400088.438, 4.367487, 90, 49.833333, 51.166666);
$x = $feature->geometry->coordinates[0];
$y = $feature->geometry->coordinates[1];
$gpoint->setLambert($x, $y);
// Convert the Lambert Coordinates to Latitude and Longitude (using the gPoint Library)
$gpoint->convertLCCtoLL();
$station->latitude = $gpoint->lat;
$station->longitude = $gpoint->long;
if ($this->lat != null && $this->long != null) {
$station->distance = $gpoint->distanceFrom($this->long, $this->lat);
}
array_push($result, $station);
}
function compare($a, $b)
{
if ($a->distance == $b->distance) {
return 0;
}
return $a->distance < $b->distance ? -1 : 1;
}
if ($this->lat != null && $this->long != null) {
usort($result, "compare");
}
return array_slice($result, $this->offset, $this->rowcount);
}
<?php
/*
$lat1 = 55.66157579999999;
$lon1 = 12.4049744;
*/
$lat1 = $_POST['lat'];
$lon1 = $_POST['lon'];
require 'gPoint.php';
include 'stations.inc';
$stations = array();
foreach ($stationlist as $uic => $stationinfo) {
$utm_parts = explode(';', $stationinfo['utm']);
$station = new gPoint();
$station->setUTM($utm_parts[0], $utm_parts[1], '32N');
$station->convertTMtoLL();
$stations[] = array('uic' => $uic - 8600000, 'name' => $stationinfo['station'], 'distance' => $station->distanceFrom($lon1, $lat1));
}
usort($stations, 'distancesort');
print json_encode($stations);
function distancesort($a, $b)
{
if ($a['distance'] == $b['distance']) {
return 0;
}
return $a['distance'] < $b['distance'] ? -1 : 1;
}
