+ if ( ( false !== $author ) && $wpdb->get_var( $wpdb->prepare( "SELECT ID FROM $wpdb->posts WHERE $wpdb->posts.post_author = %d AND $wpdb->posts.post_status = 'publish' LIMIT 1", $author->ID ) ) ) {
+ if ( $redirect_url = get_author_posts_url($author->ID, $author->user_nicename) )
+ $redirect['query'] = remove_query_arg('author', $redirect['query']);
+ }
+ } elseif ( is_category() || is_tag() || is_tax() ) { // Terms (Tags/categories)
+
+ $term_count = 0;
+ foreach ( $wp_query->tax_query->queries as $tax_query )
+ $term_count += count( $tax_query['terms'] );
+
+ $obj = $wp_query->get_queried_object();
+ if ( $term_count <= 1 && !empty($obj->term_id) && ( $tax_url = get_term_link((int)$obj->term_id, $obj->taxonomy) ) && !is_wp_error($tax_url) ) {
+ if ( !empty($redirect['query']) ) {
+ // Strip taxonomy query vars off the url.
+ $qv_remove = array( 'term', 'taxonomy');
+ if ( is_category() ) {
+ $qv_remove[] = 'category_name';
+ $qv_remove[] = 'cat';
+ } elseif ( is_tag() ) {
+ $qv_remove[] = 'tag';
+ $qv_remove[] = 'tag_id';
+ } else { // Custom taxonomies will have a custom query var, remove those too:
+ $tax_obj = get_taxonomy( $obj->taxonomy );
+ if ( false !== $tax_obj->query_var )
+ $qv_remove[] = $tax_obj->query_var;
+ }
+
+ $rewrite_vars = array_diff( array_keys($wp_query->query), array_keys($_GET) );
+
+ if ( !array_diff($rewrite_vars, array_keys($_GET)) ) { // Check to see if all the Query vars are coming from the rewrite, none are set via $_GET
+ $redirect['query'] = remove_query_arg($qv_remove, $redirect['query']); //Remove all of the per-tax qv's
+
+ // Create the destination url for this taxonomy
+ $tax_url = parse_url($tax_url);
+ if ( ! empty($tax_url['query']) ) { // Taxonomy accessible via ?taxonomy=..&term=.. or any custom qv..
+ parse_str($tax_url['query'], $query_vars);
+ $redirect['query'] = add_query_arg($query_vars, $redirect['query']);
+ } else { // Taxonomy is accessible via a "pretty-URL"
+ $redirect['path'] = $tax_url['path'];
+ }
+
+ } else { // Some query vars are set via $_GET. Unset those from $_GET that exist via the rewrite
+ foreach ( $qv_remove as $_qv ) {
+ if ( isset($rewrite_vars[$_qv]) )
+ $redirect['query'] = remove_query_arg($_qv, $redirect['query']);
+ }
+ }
+ }
+
+ }
+ } elseif ( is_single() && strpos($wp_rewrite->permalink_structure, '%category%') !== false ) {
+ $category = get_category_by_path(get_query_var('category_name'));
+ $post_terms = wp_get_object_terms($wp_query->get_queried_object_id(), 'category', array('fields' => 'tt_ids'));
+ if ( (!$category || is_wp_error($category)) || ( !is_wp_error($post_terms) && !empty($post_terms) && !in_array($category->term_taxonomy_id, $post_terms) ) )
+ $redirect_url = get_permalink($wp_query->get_queried_object_id());