Limiting Search Results to the Active bbPress Forum
Some bbPress forum installs are huge. Perhaps you’d like to help out your visitors by limiting the on-page search to the Forum currently being viewed. If you’d like to do that, you can automagically limit a search form used on any bbPress-powered page generated by get_search_form() (which includes the WordPress Search (not bbPress) Widget):
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| <?php | |
| function my_get_search_form( $html ) { | |
| // we need to append the current Forum ID so our future hook can use it | |
| if( function_exists( 'bbp_get_forum_id' ) ) { | |
| $forum_id = isset( $_REQUEST['swpforumid'] ) ? absint( $_REQUEST['swpforumid'] ) : bbp_get_forum_id(); | |
| if( ! empty( $forum_id ) ) { | |
| $html = str_replace( '</form>', '<input type="hidden" name="swpforumid" value="' . $forum_id . '" /></form>', $html ); | |
| } | |
| } | |
| return $html; | |
| } | |
| add_filter( 'get_search_form', 'my_get_search_form' ); | |
| function my_searchwp_query_join( $sql, $engine ) { | |
| global $wpdb; | |
| if( isset( $_REQUEST['swpforumid'] ) ) { | |
| $forum_id = absint( $_REQUEST['swpforumid'] ); | |
| $meta_query_args = array( | |
| array( | |
| 'key' => '_bbp_forum_id', | |
| 'value' => $forum_id, | |
| 'compare' => '=', | |
| "type" => "NUMERIC", | |
| ) | |
| ); | |
| $meta_query = new WP_Meta_Query( $meta_query_args ); | |
| $mq_sql = $meta_query->get_sql( | |
| 'post', | |
| $wpdb->posts, | |
| 'ID', | |
| null | |
| ); | |
| $sql = $sql . $mq_sql['join']; | |
| } | |
| return $sql; | |
| } | |
| add_filter( 'searchwp_query_main_join', 'my_searchwp_query_join', 10, 2 ); | |
| function my_searchwp_query_conditions( $sql, $engine ) { | |
| global $wpdb; | |
| if( isset( $_REQUEST['swpforumid'] ) ) { | |
| $forum_id = absint( $_REQUEST['swpforumid'] ); | |
| $meta_query_args = array( | |
| array( | |
| 'key' => '_bbp_forum_id', | |
| 'value' => $forum_id, | |
| 'compare' => '=', | |
| "type" => "NUMERIC", | |
| ) | |
| ); | |
| $meta_query = new WP_Meta_Query( $meta_query_args ); | |
| $mq_sql = $meta_query->get_sql( | |
| 'post', | |
| $wpdb->posts, | |
| 'ID', | |
| null | |
| ); | |
| $sql = $sql . $mq_sql['where']; | |
| } | |
| return $sql; | |
| } | |
| add_filter( 'searchwp_where', 'my_searchwp_query_conditions', 10, 2 ); |