Custom Login Form in Wordpress

Custom Login Form in Wordpress :

<?php

/*
  Plugin Name: Custom Login Form
  Plugin URI:
  Description: Simple Login form plugin that just work, customize easily in code and set redirection or condition according to need.
  Version: 1.0.0
  Author: Sunil Sharma
  Author URI:
 */

function dlf_form() {
?>
<form method="post" action="<?php echo $_SERVER['REQUEST_URI']; ?>">
    <div class="login-form">
        <h5>Your Username or Email</h5>
        <div class="form-group">
            <input name="login_name" type="text" class="form-control login-field" value="" placeholder="Enter Username or Email" id="login-name" />
            <label class="login-field-icon fui-user" for="login-name"></label>
        </div>
       
        <h5>Your Password</h5>
        <div class="form-group">
            <input  name="login_password" type="password" class="form-control login-field" value="" placeholder="Password" id="login-pass" />
            <label class="login-field-icon fui-lock" for="login-pass"></label>
        </div>
       
        <?php if(isset($_GET["value"]) && $_GET["value"] != "") { ?>
            <input type="hidden" value="<?php echo $_GET["value"];?>" name="service_redirect">
        <?php } ?>
       
        <div class="form-group">
            <input name="rememberme" type="checkbox" id="lwa_rememberme" value="forever" /> <label ><?php _e( 'Remember Me', 'funding' ) ?></label>
        </div>
        <input class="btn btn-primary btn-lg btn-block" type="submit"  name="dlf_submit" value="SIGN IN TO BACKYOURCAUSE" />
    </div>
</form>

<?php
}

function dlf_auth( $username, $password, $service_red ) {
global $user;
$creds = array();

$user = get_user_by('email',$username);
if(!empty($user->user_login)){
    $username = $user->user_login;
}
$creds['user_login'] = $username;
$creds['user_password'] =  $password;
$creds['service_redirect'] =  $service_red;
$creds['user_status'] =  0;
$creds['remember'] = true;
$user = wp_signon( $creds, false );
if ( is_wp_error($user) ) {
echo $user->get_error_message();
}
if ( !is_wp_error($user) ) {
    $user_id = $user->data->ID;
    $user_query = "SELECT `user_status` FROM `wp_users` WHERE `ID` = '".$user_id."'";
    $user_run = mysql_query($user_query);
    $user_value = mysql_fetch_object($user_run);
    $user_status = $user_value->user_status;

    $user_role = $user->roles[0];
   
    if($user_status == 1){
        wp_logout();
        $newURL = site_url()."/sign-in/?msg=Please Confirm your email id";
        header('Location: '.$newURL);
    } else {
        if($creds['service_redirect'] != ""){
            $newURL = $creds['service_redirect'];
            header('Location: '.$newURL);
        } else {
            if($user_role == "administrator"){
                $newURL = site_url()."/wp-admin";
                header('Location: '.$newURL);
            }
            if($user_role == "business"){
                $newURL = site_url()."/business-profile";
                header('Location: '.$newURL);
            }
            if($user_role == "subscriber"){
                $newURL = site_url()."/my-profile";
                header('Location: '.$newURL);
            }
        }
       
    }
}
}

function dlf_process() {
    if (isset($_POST['dlf_submit'])) {
        dlf_auth($_POST['login_name'], $_POST['login_password'], $_POST['service_redirect']);
    }
    dlf_form();
}

function dlf_shortcode() {
    ob_start();
    dlf_process();
    return ob_get_clean();
}

add_shortcode('dm_login_form', 'dlf_shortcode');

//[dm_login_form] use this shortcode to show login form in front end
?>