What is wrong with this code

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<Below this line, add a link to the EXACT exercise that you are stuck at.>

<Below this line, in what way does your code behave incorrectly? Include ALL error messages.>

``` <?php /*---------------------------- * blogger redirect ----------------------------*/ function blogger_query_vars_filter( $vars ) {

$vars = “blogger”;

return $vars;

}

add_filter(‘query_vars’, ‘blogger_query_vars_filter’);

function blogger_template_redirect() {

global $wp_query;

$blogger = $wp_query->query_vars[‘blogger’];

if ( isset ( $blogger ) ) {

wp_redirect( get_wordpress_url ( $blogger ) , 301 );

exit;

}

}

add_action( ‘template_redirect’, ‘blogger_template_redirect’ );

function get_wordpress_url($blogger) {

if ( preg_match(’@^(?:https?://)?([^/]+)(.*)@i’, $blogger, $url_parts) ) {

$query = new WP_Query (

  array ( "meta_key" => "blogger_permalink", "meta_value" => $url_parts[2] ) );

if ($query->have_posts()) {

  $query->the_post();

  $url = get_permalink();

}

wp_reset_postdata();

}
}
return $url ? $url : home_url();
?>

<do not remove the three backticks above>

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