Google Direction API in PHP

gistfile1.php

function getGoogleDirection($origin, $destination, $addDecodedPolyline = false){
    $googleRoutingURL = "http://maps.googleapis.com/maps/api/directions/json?";
    
    $data = [
        'origin' => $origin,
        'destination' => $destination,
        'language' => 'fa',
        'alternatives' => 'true'
    ];
    
    $json = file_get_contents($googleRoutingURL . http_build_query($data));
    $json = json_decode($json,1);
    if($json['status'] == "INVALID_REQUEST" ||
        $json['status'] == "OVER_QUERY_LIMIT" ||
        $json['status'] == "REQUEST_DENIED" ||
        $json['status'] == "UNKNOWN_ERROR" ){
       Log::critical("Routing Result problem", ["REQUEST" => $data, "RESPONSE" => $json]);
    }
    
    foreach ($json['routes'] as $route){
        // do whaterver 
    }
        
}