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Source View

This hook occurs 3 times in this file.

Line Code
156  * @param string $separator Optional, default is empty string. Separator for between the categories.
157  * @param string $parents Optional. How to display the parents.
158  * @param int $post_id Optional. Post ID to retrieve categories.
159  * @return string
160  */
161 function get_the_category_list( $separator = '', $parents='', $post_id = false ) {
162      global $wp_rewrite;
163      if ( ! is_object_in_taxonomy( get_post_type( $post_id ), 'category' ) ) {
164           /** This filter is documented in wp-includes/category-template.php */
165           return apply_filters( 'the_category', '', $separator, $parents );
166      }
167
168      $categories = get_the_category( $post_id );
169      if ( empty( $categories ) ) {
170           /** This filter is documented in wp-includes/category-template.php */
171           return apply_filters( 'the_category', __( 'Uncategorized' ), $separator, $parents );
172      }
173
174      $rel = ( is_object( $wp_rewrite ) && $wp_rewrite->using_permalinks() ) ? 'rel="category tag"' : 'rel="category"';
175
176      $thelist = '';
177      if ( '' == $separator ) {
178           $thelist .= '<ul class="post-categories">';
179           foreach ( $categories as $category ) {
180                $thelist .= "\n\t<li>";
 
Line Code
225       * Filter the category or list of categories.
226       *
227       * @since 1.2.0
228       *
229       * @param array  $thelist   List of categories for the current post.
230       * @param string $separator Separator used between the categories.
231       * @param string $parents   How to display the category parents. Accepts 'multiple',
232       *                          'single', or empty.
233       */
234      return apply_filters( 'the_category', $thelist, $separator, $parents );
235 }
236
237 /**
238  * Check if the current post in within any of the given categories.
239  *
240  * The given categories are checked against the post's categories' term_ids, names and slugs.
241  * Categories given as integers will only be checked against the post's categories' term_ids.
242  *
243  * Prior to v2.5 of WordPress, category names were not supported.