[php]구글 지오코딩 curl 사용

<pre>

<?php

 

function lookup($string){

 

   $string = str_replace (" ", "+", urlencode($string));

   $details_url = "http://maps.googleapis.com/maps/api/geocode/json?address=".$string."&sensor=false";

 

   $ch = curl_init();

   curl_setopt($ch, CURLOPT_URL, $details_url);

   curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

   $response = json_decode(curl_exec($ch), true);

 

   // If Status Code is ZERO_RESULTS, OVER_QUERY_LIMIT, REQUEST_DENIED or INVALID_REQUEST

   if ($response['status'] != 'OK') {

    return null;

   }

 

   print_r($response);

   $geometry = $response['results'][0]['geometry'];

 

    $longitude = $geometry['location']['lat'];

    $latitude = $geometry['location']['lng'];

 

    $array = array(

        'latitude' => $geometry['location']['lat'],

        'longitude' => $geometry['location']['lng'],

        'location_type' => $geometry['location_type'],

    );

 

    return $array;

 

}

 

$city = 'San Francisco, USA';

 

$array = lookup($city);

print_r($array);

 

?>

</pre>