/*
 * Popup Login form handler, login the user
 */
function normal_login() {
    if( 'POST' !== $_SERVER['REQUEST_METHOD'] ) {
        return ;
    }

    $username = sanitize_user( $_POST[ 'username' ] );
    $password =  $_POST[ 'pass' ];
    $remember_me = 'on' == esc_attr( $_POST[ 'remember_me' ] ) ? true : false;

    $credentials = array(
        'user_login'    => $username,
        'user_password' => $password,
        'remember'      => $remember_me
    );

    /*
    setcookie( TEST_COOKIE, 'WP Cookie check', 0, COOKIEPATH, COOKIE_DOMAIN );
    if ( SITECOOKIEPATH != COOKIEPATH ) {
        setcookie( TEST_COOKIE, 'WP Cookie check', 0, SITECOOKIEPATH, COOKIE_DOMAIN);
    }
    */

    $user = wp_signon( $credentials, false );

    if ( is_wp_error($user) ) {
        echo $user->get_error_message();
    }
    else {
        echo 'success';
    }

    wp_die();
}
add_action( 'wp_ajax_normal_login','normal_login' );
add_action( 'wp_ajax_nopriv_normal_login','normal_login' );