PHP: Get User Geolocation with ipgeolocationapi.com

get_user_ip.php

<?php

/**
 * Get the user IP address from the server request.
 *
 * @return string
 */
function get_user_ip() : string {
  if ( ! empty( $_SERVER['HTTP_CLIENT_IP'] ) ) {
    return $_SERVER[ 'HTTP_CLIENT_IP' ];
  }
  if ( ! empty( $_SERVER[ 'HTTP_X_FORWARDED_FOR' ] ) ) {
    return $_SERVER[ 'HTTP_X_FORWARDED_FOR' ];
  }
  return $_SERVER[ 'REMOTE_ADDR' ];
}

/**
 * Get user geolocation using the ipgeolocationapi.com API.
 *
 * @param  string   $ip_address
 * @return stdClass             The geolocation data results
 */
function get_user_geolocation( string $ip_address ) : stdClass {
  $url = "https://api.ipgeolocationapi.com/geolocate/$ip_address";
  $ch = curl_init();
  curl_setopt( $ch, CURLOPT_RETURNTRANSFER, 1 );
  curl_setopt( $ch, CURLOPT_URL, $url );
  $result = curl_exec( $ch );
  return json_decode( $result );
}

?>