Help Me With This Wordpress Php Function Code?

[cfs5403]

This function will perform get search term from url if 404 not found and redirect the search term to http://www.website.com/?s=(my search term here), can help me edit the code abit?

function simple404_redirect() {
if(is_404()) {

 $get_params = "";
 if ( preg_match("@/?(\?.*)@", $_SERVER["REQUEST_URI"], $matches) ) {
  $get_params = $matches[1];
 }

 // Extract search term from URL
 $patterns_array = array();
 if ( ( $patterns = trim( get_option('ignored_patterns' ) ) ) ) {
  $patterns_array = explode( '\n', $patterns );
 }

 $patterns_array[] = "/(trackback|feed|(comment-)?page-?[0-9]*)/?$";
 $patterns_array[] = "\.(html|php)$";
 $patterns_array[] = "/?\?.*";
 $patterns_array = array_map(create_function('$a', '$sep = (strpos($a, "@") === false ? "@" : "%"); return $sep.trim($a).$sep."i";'), $patterns_array);

 $search = preg_replace( $patterns_array, "", urldecode( $_SERVER["REQUEST_URI"] ) );
 $search = basename(trim($search));
 $search = str_replace("_", "-", $search);
 $search = trim(preg_replace( $patterns_array, "", $search));
 $search_words = trim(preg_replace( "@[_-]@", " ", $search));  
 wp_redirect( 'http://www.website.com/?s=[how to put the $search here]', 301 );
}
}
add_action('template_redirect', 'simple404_redirect');

[trq]

Do you have a question?

[SofWare]

Near the bottom is the question :-) It says:

 

wp_redirect( 'http://www.website.com/?s=[how to put the $search here]', 301 );

 

And for the answer, he should try:

wp_redirect( 'http://www.website.com/search/' . $search, 301 );