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   1  <?php
   2  
   3  function get_bloginfo_rss($show = '') {
   4      $info = strip_tags(get_bloginfo($show));
   5      return apply_filters('bloginfo_rss', convert_chars($info));
   6  }
   7  
   8  function bloginfo_rss($show = '') {
   9      echo get_bloginfo_rss($show);
  10  }
  11  
  12  function get_the_title_rss() {
  13      $title = get_the_title();
  14      $title = apply_filters('the_title', $title);
  15      $title = apply_filters('the_title_rss', $title);
  16      return $title;
  17  }
  18  
  19  function the_title_rss() {
  20      echo get_the_title_rss();
  21  }
  22  
  23  function the_content_rss($more_link_text='(more...)', $stripteaser=0, $more_file='', $cut = 0, $encode_html = 0) {
  24      $content = get_the_content($more_link_text, $stripteaser, $more_file);
  25      $content = apply_filters('the_content_rss', $content);
  26      if ($cut && !$encode_html) {
  27          $encode_html = 2;
  28      }
  29      if ($encode_html == 1) {
  30          $content = wp_specialchars($content);
  31          $cut = 0;
  32      } elseif ($encode_html == 0) {
  33          $content = make_url_footnote($content);
  34      } elseif ($encode_html == 2) {
  35          $content = strip_tags($content);
  36      }
  37      if ($cut) {
  38          $blah = explode(' ', $content);
  39          if (count($blah) > $cut) {
  40              $k = $cut;
  41              $use_dotdotdot = 1;
  42          } else {
  43              $k = count($blah);
  44              $use_dotdotdot = 0;
  45          }
  46          for ($i=0; $i<$k; $i++) {
  47              $excerpt .= $blah[$i].' ';
  48          }
  49          $excerpt .= ($use_dotdotdot) ? '...' : '';
  50          $content = $excerpt;
  51      }
  52      $content = str_replace(']]>', ']]&gt;', $content);
  53      echo $content;
  54  }
  55  
  56  function the_excerpt_rss() {
  57      $output = get_the_excerpt(true);
  58      echo apply_filters('the_excerpt_rss', $output);
  59  }
  60  
  61  function permalink_single_rss($file = '') {
  62      echo get_permalink();
  63  }
  64  
  65  function comment_link() {
  66      echo get_comment_link();
  67  }
  68  
  69  function get_comment_author_rss() {
  70      return apply_filters('comment_author_rss', get_comment_author() );
  71  }
  72  function comment_author_rss() {
  73      echo get_comment_author_rss();
  74  }
  75  
  76  function comment_text_rss() {
  77      $comment_text = get_comment_text();
  78      $comment_text = apply_filters('comment_text_rss', $comment_text);
  79      echo $comment_text;
  80  }
  81  
  82  function comments_rss_link($link_text = 'Comments RSS', $commentsrssfilename = '') {
  83      $url = comments_rss($commentsrssfilename);
  84      echo "<a href='$url'>$link_text</a>";
  85  }
  86  
  87  function comments_rss($commentsrssfilename = '') {
  88      global $id;
  89  
  90      if ('' != get_settings('permalink_structure'))
  91          $url = trailingslashit( get_permalink() ) . 'feed/';
  92      else
  93          $url = get_settings('home') . "/$commentsrssfilename?feed=rss2&amp;p=$id";
  94  
  95      return apply_filters('post_comments_feed_link', $url);
  96  }
  97  
  98  function get_author_rss_link($echo = false, $author_id, $author_nicename) {
  99         $auth_ID = $author_id;
 100         $permalink_structure = get_settings('permalink_structure');
 101  
 102         if ('' == $permalink_structure) {
 103                   $link = get_settings('home') . '?feed=rss2&amp;author=' . $author_id;
 104         } else {
 105                   $link = get_author_link(0, $author_id, $author_nicename);
 106                   $link = $link . "feed/";
 107         }
 108               
 109               $link = apply_filters('author_feed_link', $link);
 110  
 111         if ($echo) echo $link;
 112         return $link;
 113  }
 114  
 115  function get_category_rss_link($echo = false, $cat_ID, $category_nicename) {
 116         $permalink_structure = get_settings('permalink_structure');
 117  
 118         if ('' == $permalink_structure) {
 119                   $link = get_settings('home') . '?feed=rss2&amp;cat=' . $cat_ID;
 120         } else {
 121                   $link = get_category_link($cat_ID);
 122                   $link = $link . "feed/";
 123         }
 124  
 125               $link = apply_filters('category_feed_link', $link);
 126  
 127         if ($echo) echo $link;
 128         return $link;
 129  }
 130  
 131  function the_category_rss($type = 'rss') {
 132      $categories = get_the_category();
 133      $the_list = '';
 134      foreach ($categories as $category) {
 135          $category->cat_name = convert_chars($category->cat_name);
 136          if ('rdf' == $type) {
 137              $the_list .= "\n\t<dc:subject>$category->cat_name</dc:subject>";
 138          } else {
 139              $the_list .= "\n\t<category>$category->cat_name</category>";
 140          }
 141      }
 142      echo apply_filters('the_category_rss', $the_list, $type);
 143  }
 144  
 145  function rss_enclosure() {
 146      global $id, $post;
 147      if (!empty($post->post_password) && ($_COOKIE['wp-postpass_'.COOKIEHASH] != $post->post_password)) return;
 148  
 149      $custom_fields = get_post_custom();
 150      if( is_array( $custom_fields ) ) {
 151          while( list( $key, $val ) = each( $custom_fields ) ) { 
 152              if( $key == 'enclosure' ) {
 153                  if (is_array($val)) {
 154                      foreach($val as $enc) {
 155                          $enclosure = split( "\n", $enc );
 156                          print "<enclosure url='".trim( htmlspecialchars($enclosure[ 0 ]) )."' length='".trim( $enclosure[ 1 ] )."' type='".trim( $enclosure[ 2 ] )."'/>\n";
 157                      }
 158                  }
 159              }
 160          }
 161      }
 162  }
 163  
 164  ?>