| | 620 | * Display <title> tag with contents |
| | 621 | * |
| | 622 | * When using add_theme_support to add support for this function, one can set a few variables: |
| | 623 | * 'sep' string, for the separator used in title tags |
| | 624 | * 'home-title' string, for the homepage title. Only used for the blog page when the blog page is also the frontpage. |
| | 625 | * 'frontpage-title' string, for the front page when it's not the posts page. |
| | 626 | * 'show-sitename' boolean, defaults to true. When set to false the site name will not be added to titles. |
| | 627 | * |
| | 628 | * @since 3.3.0 |
| | 629 | * @access private |
| | 630 | */ |
| | 631 | function _wp_render_title_tag() { |
| | 632 | if ( ! current_theme_supports( 'title-tag' ) ) |
| | 633 | return; |
| | 634 | |
| | 635 | // This can only work internally on wp_head. |
| | 636 | if ( ! did_action( 'wp_head' ) && ( ! function_exists( 'doing_action' ) || ! doing_action( 'wp_head' ) ) ) |
| | 637 | return; |
| | 638 | |
| | 639 | // If wp_title() has fired, don't do anything. |
| | 640 | if ( did_action( 'wp_title' ) ) |
| | 641 | return; |
| | 642 | |
| | 643 | // Allow early filtering, if this returns a title skip all the logic below and print it. |
| | 644 | if ( null !== $pre = apply_filters( 'pre_wp_title_tag', null ) ) { |
| | 645 | echo '<title>' . $pre . "<title>\n"; |
| | 646 | return; |
| | 647 | } |
| | 648 | |
| | 649 | global $page, $paged, $wp_locale; |
| | 650 | |
| | 651 | // Options that can be passed along: |
| | 652 | $options = get_theme_support( 'title-tag' ); |
| | 653 | $options = $options[0]; |
| | 654 | |
| | 655 | $show_sitename = true; |
| | 656 | if ( isset( $options['show-sitename'] ) ) |
| | 657 | $show_sitename = $options['show-sitename']; |
| | 658 | |
| | 659 | $title = array(); |
| | 660 | |
| | 661 | if ( is_home() && is_front_page() ) { |
| | 662 | if ( isset($options['home-title']) && $options['home-title'] ) { |
| | 663 | $title[] = $options['home-title']; |
| | 664 | } else { |
| | 665 | $title[] = get_bloginfo('name'); |
| | 666 | |
| | 667 | // Add a page number if necessary: |
| | 668 | if ( $paged >= 2 || $page >= 2 ) |
| | 669 | $title[] = sprintf( __( 'Page %s' ), max( $paged, $page ) ); |
| | 670 | |
| | 671 | if ( '' != $desc = get_bloginfo( 'description', 'display' ) ) |
| | 672 | $title[] = $desc; |
| | 673 | } |
| | 674 | // If we're on the blog page and that page is not the homepage, use the container page's title |
| | 675 | } elseif ( is_home() && !is_front_page() ) { |
| | 676 | $_post = get_post( get_option('page_for_posts') ); |
| | 677 | $title[] = $_post->post_title; |
| | 678 | |
| | 679 | // Add a page number if necessary: |
| | 680 | if ( $paged >= 2 || $page >= 2 ) |
| | 681 | $title[] = sprintf( __( 'Page %s' ), max( $paged, $page ) ); |
| | 682 | |
| | 683 | if ( $show_sitename ) |
| | 684 | $title[] = get_bloginfo('name'); |
| | 685 | } elseif ( !is_home() && is_front_page() ) { |
| | 686 | if ( isset( $options['frontpage-title'] ) && $options['frontpage-title'] ) { |
| | 687 | $title[] = $options['frontpage-title']; |
| | 688 | } else { |
| | 689 | $title[] = single_post_title( '', false ); |
| | 690 | |
| | 691 | if ( $show_sitename ) |
| | 692 | $title[] = get_bloginfo('name'); |
| | 693 | } |
| | 694 | } else { |
| | 695 | // If we're on a post / page |
| | 696 | if ( is_singular() ) { |
| | 697 | $title[] = single_post_title( '', false ); |
| | 698 | } |
| | 699 | |
| | 700 | // If we're on a category or tag archive |
| | 701 | elseif ( is_category() || is_tag() ) { |
| | 702 | $title[] = single_term_title( '', false ); |
| | 703 | } |
| | 704 | |
| | 705 | // If we're on a taxonomy archive |
| | 706 | elseif ( is_tax() ) { |
| | 707 | $term = get_queried_object(); |
| | 708 | $tax = get_taxonomy( $term->taxonomy ); |
| | 709 | $title[] = single_term_title( $tax->labels->name, false ); |
| | 710 | } |
| | 711 | |
| | 712 | // If we're on an author archive |
| | 713 | elseif ( is_author() ) { |
| | 714 | $author = get_queried_object(); |
| | 715 | $title[] = $author->display_name; |
| | 716 | } |
| | 717 | |
| | 718 | // If we're on a post type archive |
| | 719 | elseif ( is_post_type_archive() ) { |
| | 720 | $title[] = post_type_archive_title( '', false ); |
| | 721 | } |
| | 722 | |
| | 723 | // If it's a date archive |
| | 724 | elseif ( is_date() ) { |
| | 725 | $month = get_query_var('monthnum'); |
| | 726 | $day = get_query_var('day'); |
| | 727 | |
| | 728 | $t = ''; |
| | 729 | if ( !empty($month) ) { |
| | 730 | $month = $wp_locale->get_month($month); |
| | 731 | if ( !empty($day) ) |
| | 732 | $t .= zeroise($day, 2) . ' '; |
| | 733 | $t .= $month . ' '; |
| | 734 | } |
| | 735 | $title[] = $t . get_query_var('year'); |
| | 736 | } |
| | 737 | |
| | 738 | // If it's a search |
| | 739 | elseif ( is_search() ) { |
| | 740 | /* translators: 1: search phrase */ |
| | 741 | $title[] = sprintf(__('Search Results for "%1$s"'), strip_tags( get_query_var('s') ) ); |
| | 742 | } |
| | 743 | |
| | 744 | // If it's a 404 page |
| | 745 | elseif ( is_404() ) { |
| | 746 | $title[] = __('Page not found'); |
| | 747 | } |
| | 748 | |
| | 749 | // Add a page number if necessary: |
| | 750 | if ( $paged >= 2 || $page >= 2 ) |
| | 751 | $title[] = sprintf( __( 'Page %s' ), max( $paged, $page ) ); |
| | 752 | |
| | 753 | if ( $show_sitename ) |
| | 754 | $title[] = get_bloginfo('name'); |
| | 755 | } |
| | 756 | $title = apply_filters( 'wp_title_tag_array', $title ); |
| | 757 | |
| | 758 | // sep, defaults to - as the separator between two parts of the title |
| | 759 | $sep = '-'; |
| | 760 | if ( isset($options['sep']) ) |
| | 761 | $sep = $options['sep']; |
| | 762 | |
| | 763 | $title = implode( " $sep ", $title ); |
| | 764 | |
| | 765 | $title = apply_filters( 'wp_title_tag', $title, $sep ); |
| | 766 | echo "<title>" . $title . "</title>\n"; |
| | 767 | } |
| | 768 | |
| | 769 | /** |