/wp-links-opml.php source - PHP Cross Reference (PHPXRef) of WordPress 3.0

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   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  
  15  if ( empty($wp) ) {
  16      require_once ('./wp-load.php');
  17      wp();
  18  }
  19  
  20  header('Content-Type: text/xml; charset=' . get_option('blog_charset'), true);
  21  $link_cat = '';
  22  if ( !empty($_GET['link_cat']) ) {
  23      $link_cat = $_GET['link_cat'];
  24      if ( !in_array($link_cat, array('all', '0')) )
  25          $link_cat = absint( (string)urldecode($link_cat) );
  26  }
  27  
  28  echo '<?xml version="1.0"?'.">\n";
  29  ?>
  30  <opml version="1.0">
  31      <head>
  32          <title><?php printf( __('Links for %s'), esc_attr(get_bloginfo('name', 'display')) ); ?></title>
  33          <dateCreated><?php echo gmdate("D, d M Y H:i:s"); ?> GMT</dateCreated>
  34          <?php do_action('opml_head'); ?>
  35      </head>
  36      <body>
  37  <?php
  38  if ( empty($link_cat) )
  39      $cats = get_categories(array('type' => 'link', 'hierarchical' => 0));
  40  else
  41      $cats = get_categories(array('type' => 'link', 'hierarchical' => 0, 'include' => $link_cat));
  42  
  43  foreach ( (array)$cats as $cat ) :
  44      $catname = apply_filters('link_category', $cat->name);
  45  
  46  ?>
  47  <outline type="category" title="<?php echo esc_attr($catname); ?>">
  48  <?php
  49      $bookmarks = get_bookmarks(array("category" => $cat->term_id));
  50      foreach ( (array)$bookmarks as $bookmark ) :
  51          $title = apply_filters('link_title', $bookmark->link_name);
  52  ?>
  53      <outline text="<?php echo esc_attr($title); ?>" type="link" xmlUrl="<?php echo esc_attr($bookmark->link_rss); ?>" htmlUrl="<?php echo esc_attr($bookmark->link_url); ?>" updated="<?php if ('0000-00-00 00:00:00' != $bookmark->link_updated) echo $bookmark->link_updated; ?>" />
  54  <?php
  55      endforeach; // $bookmarks
  56  ?>
  57  </outline>
  58  <?php
  59  endforeach; // $cats
  60  ?>
  61  </body>
  62  </opml>
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