private function getNearbyUsers($latitude, $longitude, $distance, $userId)
{
$locations = Location::where('updated_at', '>', date("Y-m-d H:i:s", time() - self::LAST_ACTIVE_THRESHOLD_IN_SECONDS))->with("user", "user.contact", "user.bodyInformation")->get();
if ($locations->isEmpty()) {
return Response::json(array("status" => "ok", "users" => array(), "msg" => "No users recently active in your area."));
}
$users = array();
foreach ($locations as $location) {
if ($location->user_id == $userId) {
continue;
}
$distanceFromUser = Distances::distanceInMiles($latitude, $longitude, $location->latitude, $location->longitude);
if ($distanceFromUser <= $distance) {
$location['distance'] = $distanceFromUser;
array_push($users, $location);
}
}
return Response::json(array("status" => "ok", "users" => $users, "msg" => "This is all the active users near you right now!"));
}
public static function distanceInKilometers($lat1, $lon1, $lat2, $lon2)
{
return Distances::distance($lat1, $lon1, $lat2, $lon2) * 1.609344;
}
public function testCalculate()
{
$this->assertEquals(10548.050763187448, Distances::calculate(2, 100, 50, 200, 'K'));
}