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Source View: rss2_head

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Understanding Source Code

The best way to understand what a hook does is to look at where it occurs in the source code.

Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.

Source View

Line Code
288 <?php if ( $cats ) : foreach ( $cats as $c ) : ?>
289      <wp:category><wp:category_nicename><?php echo $c->slug; ?></wp:category_nicename><wp:category_parent><?php echo $c->parent ? $cats[$c->parent]->name : ''; ?></wp:category_parent><?php wxr_cat_name($c); ?><?php wxr_category_description($c); ?></wp:category>
290 <?php endforeach; endif; ?>
291 <?php if ( $tags ) : foreach ( $tags as $t ) : ?>
292      <wp:tag><wp:tag_slug><?php echo $t->slug; ?></wp:tag_slug><?php wxr_tag_name($t); ?><?php wxr_tag_description($t); ?></wp:tag>
293 <?php endforeach; endif; ?>
294 <?php if ( $terms ) : foreach ( $terms as $t ) : ?>
295      <wp:term><wp:term_taxonomy><?php echo $t->taxonomy; ?></wp:term_taxonomy><wp:term_slug><?php echo $t->slug; ?></wp:term_slug><wp:term_parent><?php echo $t->parent ? $custom_taxonomies[$t->parent]->name : ''; ?></wp:term_parent><?php wxr_term_name($t); ?><?php wxr_term_description($t); ?></wp:term>
296 <?php endforeach; endif; ?>
297      <?php do_action('rss2_head'); ?>
298      <?php if ($post_ids) {
299           global $wp_query;
300           $wp_query->in_the_loop = true;  // Fake being in the loop.
301           // fetch 20 posts at a time rather than loading the entire table into memory
302           while ( $next_posts = array_splice($post_ids, 0, 20) ) {
303                $where = "WHERE ID IN (".join(',', $next_posts).")";
304                $posts = $wpdb->get_results("SELECT * FROM $wpdb->posts $where ORDER BY post_date_gmt ASC");
305                     foreach ($posts as $post) {
306                // Don't export revisions.  They bloat the export.