The whole loop mechanism is based around having a filtered $posts array. So looking in The Loop documentation on multiple loops it gives a PHP explanation for the standard loop code you use: <?php if (have_posts()) : ?> <?php while (have_posts()) : the_post(); ?> <!– do stuff … –> <?php endwhile; ?> <?php endif; ?> … Read more
What you basically want to do is to change the SQL query being done to group the result of the query by category The code taken from here groups by performing a sort by category. You can place the following code in your themes search.php file <?php add_filter(‘posts_join’, create_function(‘$a’, ‘global $wpdb; return $a . ” … Read more
Add this temporarily to your functions.php. It will break things but you can see the WHERE clause. Be sure to remove it because things won’t work right if you leave it there. function dump_where($w){ var_dump($w); } add_filter(‘posts_where’,’dump_where’); The first thing you should notice is that the % signs get escaped. Remove those and WordPress will … Read more
To have a Network enabled shortcode, you only need a Must Use plugin. Just create the folder /wp-content/mu-plugins and drop your code there. From the Codex: Always-on, no need to enable via admin and users cannot disable by accident. Can be enabled simply by uploading file to the mu-plugins directory, without having to log-in. Loaded … Read more
According to this answer of yours, you can do the following inside your search.php: if (isset($_GET[‘post_type’])) get_template_part(‘search’, $_GET[‘post_type’]); else // no post_type given Then you have to set up the search-{post_type}.php files. If you want to handle only some of the existing post types differently, do this by means of a switch: $type = (isset($_GET[‘post_type’])) … Read more
Here is one idea using the posts_clauses filter: function search_posts_clauses($clauses, $query){ if(!is_admin() && $query->is_main_query() && $query->is_search()){ global $wpdb; // replace post_content with meta_key and meta_value: $searchterms = explode(” “,get_query_var(“s”)); foreach($searchterms as $searchterm){ $from = sprintf(“{$wpdb->posts}.post_content LIKE ‘%%%s%%'”, $searchterm); $to = sprintf(“{$wpdb->postmeta}.meta_key = ‘cities’ AND {$wpdb->postmeta}.meta_value=”%s” “, $searchterm); $clauses[“where”] = str_replace($from, $to, $clauses[“where”]); } $clauses[“join”] = … Read more
If what you want is for the else to show up on 404 pages and on search pages but only when the search returns no results, the conditional you need is … if(is_404() || (is_search() && 0 === $wp_query->found_posts)) { // … } else { // … } The difference between that and your code … Read more
Probably you need to use the following function somewhere in your template, whether in functions.php or somewhere. function add_query_vars_filter( $vars ){ $vars[] = “s”; return $vars; } add_filter( ‘query_vars’, ‘add_query_vars_filter’ ); It’ll avail your s parameter from the URL into the get_query_var(‘s’).
You can use the pre_get_posts hook. Do note though, this hook filters the query on both the front-end and admin. For example, we could do something like this: function search_post_types( $query ) { if( is_admin() ) { return $query; } if ( $query->is_search && $query->is_main_query() ) { $query->set( ‘post_type’, array( ‘post’, ‘page’ ) ); } … Read more
Unable to create custom search results template page