methods_sort as $handle => $method ) { if( $handle == $wp_query->query_vars['sortby'] ) $selected = 'class="selected"'; echo '

'. $method['name'] .'

'; } } // this was invoked at the parse_query action // it was called from an environment that could differentiate between search and browse queries // $this->add_sort_filters( 'browse' ); public function add_sort_filters( $type ) { global $wp_query; if( isset( $wp_query->query_vars['sortby'] )) do_action( 'scrib_sort_'. $wp_query->query_vars['sortby'] , $wp_query->query_vars['sort'] ); else do_action( 'scrib_sort_default_'. $type , $wp_query->query_vars['sort'] ); } /* The idea was that thoe scrib_sort_* actions could be used to trigger functions that would add filters to the query_posts I did, however, implement code such as the following to */ // alpha sort posts by title add_filter( 'posts_orderby', 'program_posts_orderby', 8 ); function program_posts_orderby( $sql ) { global $scrib, $wpdb; if( $scrib->is_browse ) return $wpdb->posts .'.post_name ASC, '. $sql; return $sql; } // sort posts by a postmeta field (requires a join and orderby) add_filter( 'posts_join', 'donors_posts_join', 8 ); function donors_posts_join( $sql ) { global $scrib, $wpdb; if( $scrib->is_browse ) return " JOIN $wpdb->postmeta ON ( $wpdb->postmeta.meta_key = 'scrib_sort_". ( is_array( $scrib->search_terms['cy'] ) ? $scrib->search_terms['cy'][0] : 'hshld' ) ."' AND $wpdb->posts.ID = $wpdb->postmeta.post_id )". $sql; return $sql; } add_filter( 'posts_orderby', 'donors_posts_orderby', 8 ); function donors_posts_orderby( $sql ) { global $scrib, $wpdb; if( $scrib->is_browse ) return $wpdb->postmeta .'.meta_value ASC, '. $sql; return $sql; } add_filter( 'posts_join', 'donors_posts_join', 8 ); function donors_posts_join( $sql ) { global $scrib, $wpdb; if( $scrib->is_browse ) return " JOIN $wpdb->postmeta ON ( $wpdb->postmeta.meta_key = 'scrib_sort_". ( is_array( $scrib->search_terms['cy'] ) ? $scrib->search_terms['cy'][0] : 'hshld' ) ."' AND $wpdb->posts.ID = $wpdb->postmeta.post_id )". $sql; return $sql; } /* The above case required different sort keys for different types of queries, a problem made more complex because the design rule was that each household in the records only be listed once if the query parameters matched multiple members of a single household. That alone wasn't hard, but properly sorting the individual members when the query didn't match multiple members of a household and mixing results that were grouped and ungrouped in the same list blah blah blah… The sort keys were updated every time the post was saved. */ if( ! empty( $field['householdsort'] )) // the sort key representing the primary name for a household add_post_meta( $post_id , 'scrib_sort_hshld', $field['householdsort'] , TRUE ); if( ! empty( $field['sort'] ) && absint( $field['class'] )) // the sort key representing a name in a specific year add_post_meta( $post_id , 'scrib_sort_'. absint( $field['class'] ) , $field['sort'] , TRUE );