1<?php
2/**
3 * Outputs the OPML XML format for getting the links defined in the link
4 * administration. This can be used to export links from one blog over to
5 * another. Links aren't exported by the WordPress export, so this file handles
6 * that.
7 *
8 * This file is not added by default to WordPress theme pages when outputting
9 * feed links. It will have to be added manually for browsers and users to pick
10 * up that this file exists.
11 *
12 * @package WordPress
13 */
14
15require_once __DIR__ . '/wp-load.php';
16
17header( 'Content-Type: text/xml; charset=' . get_option( 'blog_charset' ), true );
18$link_cat = '';
19if ( ! empty( $_GET['link_cat'] ) ) {
20 $link_cat = $_GET['link_cat'];
21 if ( ! in_array( $link_cat, array( 'all', '0' ), true ) ) {
22 $link_cat = absint( urldecode( $link_cat ) );
23 }
24}
25
26echo '<?xml version="1.0"?' . ">\n";
27?>
28<opml version="1.0">
29 <head>
30 <title>
31 <?php
32 /* translators: %s: Site title. */
33 printf( __( 'Links for %s' ), esc_attr( get_bloginfo( 'name', 'display' ) ) );
34 ?>
35 </title>
36 <dateCreated><?php echo gmdate( 'D, d M Y H:i:s' ); ?> GMT</dateCreated>
37 <?php
38 /**
39 * Fires in the OPML header.
40 *
41 * @since 3.0.0
42 */
43 do_action( 'opml_head' );
44 ?>
45 </head>
46 <body>
47<?php
48if ( empty( $link_cat ) ) {
49 $cats = get_categories(
50 array(
51 'taxonomy' => 'link_category',
52 'hierarchical' => 0,
53 )
54 );
55} else {
56 $cats = get_categories(
57 array(
58 'taxonomy' => 'link_category',
59 'hierarchical' => 0,
60 'include' => $link_cat,
61 )
62 );
63}
64
65foreach ( (array) $cats as $cat ) :
66 /** This filter is documented in wp-includes/bookmark-template.php */
67 $catname = apply_filters( 'link_category', $cat->name );
68
69 ?>
70<outline type="category" title="<?php echo esc_attr( $catname ); ?>">
71 <?php
72 $bookmarks = get_bookmarks( array( 'category' => $cat->term_id ) );
73 foreach ( (array) $bookmarks as $bookmark ) :
74 /**
75 * Filters the OPML outline link title text.
76 *
77 * @since 2.2.0
78 *
79 * @param string $title The OPML outline title text.
80 */
81 $title = apply_filters( 'link_title', $bookmark->link_name );
82 ?>
83<outline text="<?php echo esc_attr( $title ); ?>" type="link" xmlUrl="<?php echo esc_url( $bookmark->link_rss ); ?>" htmlUrl="<?php echo esc_url( $bookmark->link_url ); ?>" updated="
84 <?php
85 if ( '0000-00-00 00:00:00' !== $bookmark->link_updated ) {
86 echo $bookmark->link_updated;
87 }
88 ?>
89" />
90 <?php
91 endforeach; // $bookmarks
92 ?>
93</outline>
94 <?php
95endforeach; // $cats
96?>
97</body>
98</opml>
99