- if ( false !== $author && $redirect_url = get_author_link(false, $author->ID, $author->user_nicename) )
- $redirect['query'] = remove_query_arg('author', $redirect['author']);
- }
-
- // paging
- if ( $paged = get_query_var('paged') ) {
- if ( $paged > 0 ) {
- if ( !$redirect_url )
- $redirect_url = $requested_url;
- $paged_redirect = @parse_url($redirect_url);
- $paged_redirect['path'] = preg_replace('|/page/[0-9]+?(/+)?$|', '/', $paged_redirect['path']); // strip off any existing paging
- $paged_redirect['path'] = preg_replace('|/index.php/?$|', '/', $paged_redirect['path']); // strip off trailing /index.php/
- if ( $paged > 1 && !is_single() ) {
- $paged_redirect['path'] = trailingslashit($paged_redirect['path']);
- if ( $wp_rewrite->using_index_permalinks() && strpos($paged_redirect['path'], '/index.php/') === false )
- $paged_redirect['path'] .= 'index.php/';
- $paged_redirect['path'] .= user_trailingslashit("page/$paged", 'paged');
- } elseif ( !is_home() && !is_single() ){
- $paged_redirect['path'] = user_trailingslashit($paged_redirect['path'], 'paged');
+ 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->queried_terms 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 && $cat = get_query_var( 'category_name' ) ) {
+ $category = get_category_by_path( $cat );
+ $post_terms = wp_get_object_terms($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());
+ }
+
+ // Post Paging
+ if ( is_singular() && ! is_front_page() && get_query_var('page') ) {
+ if ( !$redirect_url )
+ $redirect_url = get_permalink( get_queried_object_id() );
+ $redirect_url = trailingslashit( $redirect_url ) . user_trailingslashit( get_query_var( 'page' ), 'single_paged' );
+ $redirect['query'] = remove_query_arg( 'page', $redirect['query'] );
+ }
+
+ // paging and feeds
+ if ( get_query_var('paged') || is_feed() || get_query_var('cpage') ) {
+ while ( preg_match( "#/$wp_rewrite->pagination_base/?[0-9]+?(/+)?$#", $redirect['path'] ) || preg_match( '#/(comments/?)?(feed|rss|rdf|atom|rss2)(/+)?$#', $redirect['path'] ) || preg_match( "#/{$wp_rewrite->comments_pagination_base}-[0-9]+(/+)?$#", $redirect['path'] ) ) {
+ // Strip off paging and feed
+ $redirect['path'] = preg_replace("#/$wp_rewrite->pagination_base/?[0-9]+?(/+)?$#", '/', $redirect['path']); // strip off any existing paging
+ $redirect['path'] = preg_replace('#/(comments/?)?(feed|rss2?|rdf|atom)(/+|$)#', '/', $redirect['path']); // strip off feed endings
+ $redirect['path'] = preg_replace("#/{$wp_rewrite->comments_pagination_base}-[0-9]+?(/+)?$#", '/', $redirect['path']); // strip off any existing comment paging
+ }
+
+ $addl_path = '';
+ if ( is_feed() && in_array( get_query_var('feed'), $wp_rewrite->feeds ) ) {
+ $addl_path = !empty( $addl_path ) ? trailingslashit($addl_path) : '';
+ if ( !is_singular() && get_query_var( 'withcomments' ) )
+ $addl_path .= 'comments/';
+ if ( ( 'rss' == get_default_feed() && 'feed' == get_query_var('feed') ) || 'rss' == get_query_var('feed') )
+ $addl_path .= user_trailingslashit( 'feed/' . ( ( get_default_feed() == 'rss2' ) ? '' : 'rss2' ), 'feed' );
+ else
+ $addl_path .= user_trailingslashit( 'feed/' . ( ( get_default_feed() == get_query_var('feed') || 'feed' == get_query_var('feed') ) ? '' : get_query_var('feed') ), 'feed' );
+ $redirect['query'] = remove_query_arg( 'feed', $redirect['query'] );
+ } elseif ( is_feed() && 'old' == get_query_var('feed') ) {
+ $old_feed_files = array(
+ 'wp-atom.php' => 'atom',
+ 'wp-commentsrss2.php' => 'comments_rss2',
+ 'wp-feed.php' => get_default_feed(),
+ 'wp-rdf.php' => 'rdf',
+ 'wp-rss.php' => 'rss2',
+ 'wp-rss2.php' => 'rss2',
+ );
+ if ( isset( $old_feed_files[ basename( $redirect['path'] ) ] ) ) {
+ $redirect_url = get_feed_link( $old_feed_files[ basename( $redirect['path'] ) ] );
+ wp_redirect( $redirect_url, 301 );
+ die();
+ }
+ }
+
+ if ( get_query_var('paged') > 0 ) {
+ $paged = get_query_var('paged');
+ $redirect['query'] = remove_query_arg( 'paged', $redirect['query'] );
+ if ( !is_feed() ) {
+ if ( $paged > 1 && !is_single() ) {
+ $addl_path = ( !empty( $addl_path ) ? trailingslashit($addl_path) : '' ) . user_trailingslashit("$wp_rewrite->pagination_base/$paged", 'paged');
+ } elseif ( !is_single() ) {
+ $addl_path = !empty( $addl_path ) ? trailingslashit($addl_path) : '';
+ }
+ } elseif ( $paged > 1 ) {
+ $redirect['query'] = add_query_arg( 'paged', $paged, $redirect['query'] );