diff -r 490d5cc509ed -r cf61fcea0001 wp/wp-includes/class-walker-category.php --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/wp/wp-includes/class-walker-category.php Mon Oct 14 17:39:30 2019 +0200 @@ -0,0 +1,229 @@ + 'parent', 'id' => 'term_id'); + + /** + * Starts the list before the elements are added. + * + * @since 2.1.0 + * + * @see Walker::start_lvl() + * + * @param string $output Used to append additional content. Passed by reference. + * @param int $depth Optional. Depth of category. Used for tab indentation. Default 0. + * @param array $args Optional. An array of arguments. Will only append content if style argument + * value is 'list'. See wp_list_categories(). Default empty array. + */ + public function start_lvl( &$output, $depth = 0, $args = array() ) { + if ( 'list' != $args['style'] ) + return; + + $indent = str_repeat("\t", $depth); + $output .= "$indent\n"; + } + + /** + * Starts the element output. + * + * @since 2.1.0 + * + * @see Walker::start_el() + * + * @param string $output Used to append additional content (passed by reference). + * @param object $category Category data object. + * @param int $depth Optional. Depth of category in reference to parents. Default 0. + * @param array $args Optional. An array of arguments. See wp_list_categories(). Default empty array. + * @param int $id Optional. ID of the current category. Default 0. + */ + public function start_el( &$output, $category, $depth = 0, $args = array(), $id = 0 ) { + /** This filter is documented in wp-includes/category-template.php */ + $cat_name = apply_filters( + 'list_cats', + esc_attr( $category->name ), + $category + ); + + // Don't generate an element if the category name is empty. + if ( ! $cat_name ) { + return; + } + + $link = 'description ) ) { + /** + * Filters the category description for display. + * + * @since 1.2.0 + * + * @param string $description Category description. + * @param object $category Category object. + */ + $link .= 'title="' . esc_attr( strip_tags( apply_filters( 'category_description', $category->description, $category ) ) ) . '"'; + } + + $link .= '>'; + $link .= $cat_name . ''; + + if ( ! empty( $args['feed_image'] ) || ! empty( $args['feed'] ) ) { + $link .= ' '; + + if ( empty( $args['feed_image'] ) ) { + $link .= '('; + } + + $link .= ''; + } + $link .= ''; + + if ( empty( $args['feed_image'] ) ) { + $link .= ')'; + } + } + + if ( ! empty( $args['show_count'] ) ) { + $link .= ' (' . number_format_i18n( $category->count ) . ')'; + } + if ( 'list' == $args['style'] ) { + $output .= "\tterm_id, + ); + + if ( ! empty( $args['current_category'] ) ) { + // 'current_category' can be an array, so we use `get_terms()`. + $_current_terms = get_terms( $category->taxonomy, array( + 'include' => $args['current_category'], + 'hide_empty' => false, + ) ); + + foreach ( $_current_terms as $_current_term ) { + if ( $category->term_id == $_current_term->term_id ) { + $css_classes[] = 'current-cat'; + } elseif ( $category->term_id == $_current_term->parent ) { + $css_classes[] = 'current-cat-parent'; + } + while ( $_current_term->parent ) { + if ( $category->term_id == $_current_term->parent ) { + $css_classes[] = 'current-cat-ancestor'; + break; + } + $_current_term = get_term( $_current_term->parent, $category->taxonomy ); + } + } + } + + /** + * Filters the list of CSS classes to include with each category in the list. + * + * @since 4.2.0 + * + * @see wp_list_categories() + * + * @param array $css_classes An array of CSS classes to be applied to each list item. + * @param object $category Category data object. + * @param int $depth Depth of page, used for padding. + * @param array $args An array of wp_list_categories() arguments. + */ + $css_classes = implode( ' ', apply_filters( 'category_css_class', $css_classes, $category, $depth, $args ) ); + + $output .= ' class="' . $css_classes . '"'; + $output .= ">$link\n"; + } elseif ( isset( $args['separator'] ) ) { + $output .= "\t$link" . $args['separator'] . "\n"; + } else { + $output .= "\t$link
\n"; + } + } + + /** + * Ends the element output, if needed. + * + * @since 2.1.0 + * + * @see Walker::end_el() + * + * @param string $output Used to append additional content (passed by reference). + * @param object $page Not used. + * @param int $depth Optional. Depth of category. Not used. + * @param array $args Optional. An array of arguments. Only uses 'list' for whether should append + * to output. See wp_list_categories(). Default empty array. + */ + public function end_el( &$output, $page, $depth = 0, $args = array() ) { + if ( 'list' != $args['style'] ) + return; + + $output .= "\n"; + } + +}