/** * Taxonomy API: Walker_Category_Checklist class * * @package WordPress * @subpackage Administration * @since 4.4.0 */ /** * Core walker class to output an unordered list of category checkbox input elements. * * @since 2.5.1 * * @see Walker * @see wp_category_checklist() * @see wp_terms_checklist() */ class Walker_Category_Checklist extends Walker { public $tree_type = 'category'; public $db_fields = array( 'parent' => 'parent', 'id' => 'term_id', ); //TODO: decouple this /** * Starts the list before the elements are added. * * @see Walker:start_lvl() * * @since 2.5.1 * * @param string $output Used to append additional content (passed by reference). * @param int $depth Depth of category. Used for tab indentation. * @param array $args An array of arguments. @see wp_terms_checklist() */ public function start_lvl( &$output, $depth = 0, $args = array() ) { $indent = str_repeat( "\t", $depth ); $output .= "$indent

\n"; } /** * Ends the list of after the elements are added. * * @see Walker::end_lvl() * * @since 2.5.1 * * @param string $output Used to append additional content (passed by reference). * @param int $depth Depth of category. Used for tab indentation. * @param array $args An array of arguments. @see wp_terms_checklist() */ public function end_lvl( &$output, $depth = 0, $args = array() ) { $indent = str_repeat( "\t", $depth ); $output .= "$indent\n"; } /** * Start the element output. * * @see Walker::start_el() * * @since 2.5.1 * * @param string $output Used to append additional content (passed by reference). * @param object $category The current term object. * @param int $depth Depth of the term in reference to parents. Default 0. * @param array $args An array of arguments. @see wp_terms_checklist() * @param int $id ID of the current term. */ public function start_el( &$output, $category, $depth = 0, $args = array(), $id = 0 ) { if ( empty( $args['taxonomy'] ) ) { $taxonomy = 'category'; } else { $taxonomy = $args['taxonomy']; } if ( $taxonomy == 'category' ) { $name = 'post_category'; } else { $name = 'tax_input[' . $taxonomy . ']'; } $args['popular_cats'] = empty( $args['popular_cats'] ) ? array() : $args['popular_cats']; $class = in_array( $category->term_id, $args['popular_cats'] ) ? ' class="popular-category"' : ''; $args['selected_cats'] = empty( $args['selected_cats'] ) ? array() : $args['selected_cats']; if ( ! empty( $args['list_only'] ) ) { $aria_checked = 'false'; $inner_class = 'category'; if ( in_array( $category->term_id, $args['selected_cats'] ) ) { $inner_class .= ' selected'; $aria_checked = 'true'; } $output .= "\n" . '' . '

' . /** This filter is documented in wp-includes/category-template.php */ esc_html( apply_filters( 'the_category', $category->name, '', '' ) ) . '

'; } else { $output .= "\n

" . 'term_id, $args['selected_cats'] ), true, false ) . disabled( empty( $args['disabled'] ), false, false ) . ' /> ' . /** This filter is documented in wp-includes/category-template.php */ esc_html( apply_filters( 'the_category', $category->name, '', '' ) ) . ''; } } /** * Ends the element output, if needed. * * @see Walker::end_el() * * @since 2.5.1 * * @param string $output Used to append additional content (passed by reference). * @param object $category The current term object. * @param int $depth Depth of the term in reference to parents. Default 0. * @param array $args An array of arguments. @see wp_terms_checklist() */ public function end_el( &$output, $category, $depth = 0, $args = array() ) { $output .= "

\n"; } } Page not found – Khurshid Ahmad

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