<?php
/**
* Outputs the OPML XML format for getting the links defined in the link
* administration. This can be used to export links from one blog over to
* another. Links aren't exported by the WordPress export, so this file handles
* that.
*
* This file is not added by default to WordPress theme pages when outputting
* feed links. It will have to be added manually for browsers and users to pick
* up that this file exists.
*
* @package WordPress
*/
require_once __DIR__ . '/wp-load.php';
header( 'Content-Type: text/xml; charset=' . get_option( 'blog_charset' ), true );
$link_cat = '';
if ( ! empty( $_GET['link_cat'] ) ) {
$link_cat = $_GET['link_cat'];
if ( ! in_array( $link_cat, array( 'all', '0' ), true ) ) {
$link_cat = absint( (string) urldecode( $link_cat ) );
}
}
echo '<?xml version="1.0"?' . ">\n";
?>
<opml version="1.0">
<head>
<title>
<?php
/* translators: %s: Site title. */
printf( __( 'Links for %s' ), esc_attr( get_bloginfo( 'name', 'display' ) ) );
?>
</title>
<dateCreated><?php echo gmdate( 'D, d M Y H:i:s' ); ?> GMT</dateCreated>
<?php
/**
* Fires in the OPML header.
*
* @since 3.0.0
*/
do_action( 'opml_head' );
?>
</head>
<body>
<?php
if ( empty( $link_cat ) ) {
$cats = get_categories(
array(
'taxonomy' => 'link_category',
'hierarchical' => 0,
)
);
} else {
$cats = get_categories(
array(
'taxonomy' => 'link_category',
'hierarchical' => 0,
'include' => $link_cat,
)
);
}
foreach ( (array) $cats as $cat ) :
/** This filter is documented in wp-includes/bookmark-template.php */
$catname = apply_filters( 'link_category', $cat->name );
?>
<outline type="category" title="<?php echo esc_attr( $catname ); ?>">
<?php
$bookmarks = get_bookmarks( array( 'category' => $cat->term_id ) );
foreach ( (array) $bookmarks as $bookmark ) :
/**
* Filters the OPML outline link title text.
*
* @since 2.2.0
*
* @param string $title The OPML outline title text.
*/
$title = apply_filters( 'link_title', $bookmark->link_name );
?>
<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="
<?php
if ( '0000-00-00 00:00:00' !== $bookmark->link_updated ) {
echo $bookmark->link_updated;
}
?>
" />
<?php
endforeach; // $bookmarks
?>
</outline>
<?php
endforeach; // $cats
?>
</body>
</opml>
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