exclude_from_search

Signed-off-by: Jeff <jeff@gotenzing.com>

@@ -10,25 +10,23 @@ function add_attachment_mime_type( $attachment_id ){
 
 }
 
-function exclude_post( $query ) {
-    if (  $query->is_main_query() ) {
 
 
-        $meta_query = $query->get('meta_query') ? $query->get('meta_query') : array();
-
-        // append yours
-        $meta_query[] = array(
-            'key' => 'exclude_from_search', // please make sure that key is correct
-            'value' => '1',
-            'compare' => '!=' // you can also try 'NOT EXISTS' comparison
-        );
-
-        $query->set('meta_query', $meta_query);
-
-    }
-}
-add_action( 'pre_get_posts', 'exclude_post' );
  
+function exclude_from_search( $query ) {
+	if( !is_admin() && $query->is_main_query() && is_post_type_archive( 'shows' ) ) {
+	  $current_meta = $query->get('meta_query');
+	  $custom_meta = array(
+		  'key' => 'exclude_from_search',
+		  'type' => 'BINARY',
+		  'value' => '1',
+		  'compare' => '!='
+	  );
+	  $meta_query = $current_meta[] = $custom_meta;
+	  $query->set('meta_query', array($meta_query));
+	}
+  }
+  add_action( 'pre_get_posts', 'exclude_from_search' );