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Jarak menggunakan google maps API
gan, saya minta tolong bagaimana caranya atau kasih tau source code perhitungan jarak menggunakan google maps api?
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OK, saya menemukan solusi menggunakan matriks jarak: https://developers.google.com/maps/documentation/distancematrix/#DistanceMatrixRequests
Fungsi ini mendapatkan lat & lng dari kota, alamat, provinsi:
function get_coordinates($city, $street, $province)
{
$address = urlencode($city.','.$street.','.$province);
$url = "http://maps.google.com/maps/api/geocode/json?address=$address&sensor=false®ion=Poland";
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_PROXYPORT, 3128);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
$response = curl_exec($ch);
curl_close($ch);
$response_a = json_decode($response);
$status = $response_a->status;
if ( $status == 'ZERO_RESULTS' )
{
return FALSE;
}
else
{
$return = array('lat' => $response_a->results[0]->geometry->location->lat, 'long' => $long = $response_a->results[0]->geometry->location->lng);
return $return;
}
}
Fungsi ini menghitung jarak mengemudi dan durasi waktu perjalanan:
function GetDrivingDistance($lat1, $lat2, $long1, $long2)
{
$url = "https://maps.googleapis.com/maps/api/distancematrix/json?origins=".$lat1.",".$long1."&destinations=".$lat2.",".$long2."&mode=driving&language=pl-PL";
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_PROXYPORT, 3128);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
$response = curl_exec($ch);
curl_close($ch);
$response_a = json_decode($response, true);
$dist = $response_a['rows'][0]['elements'][0]['distance']['text'];
$time = $response_a['rows'][0]['elements'][0]['duration']['text'];
return array('distance' => $dist, 'time' => $time);
}
Pemakaian:
$coordinates1 = get_coordinates('Tychy', 'Jana Pawła II', 'Śląskie');
$coordinates2 = get_coordinates('Lędziny', 'Lędzińska', 'Śląskie');
if ( !$coordinates1 || !$coordinates2 )
{
echo 'Bad address.';
}
else
{
$dist = GetDrivingDistance($coordinates1['lat'], $coordinates2['lat'], $coordinates1['long'], $coordinates2['long']);
echo 'Distance: <b>'.$dist['distance'].'</b><br>Travel time duration: <b>'.$dist['time'].'</b>';
}
Hasil:
Distance: 11,2 km Travel time duration: 15 min
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