-/**
- * Create HTML list of pages.
- *
- * @since 2.1.0
- * @uses Walker
- */
-class Walker_Page extends Walker {
- /**
- * @see Walker::$tree_type
- * @since 2.1.0
- * @var string
- */
- public $tree_type = 'page';
-
- /**
- * @see Walker::$db_fields
- * @since 2.1.0
- * @todo Decouple this.
- * @var array
- */
- public $db_fields = array ('parent' => 'post_parent', 'id' => 'ID');
-
- /**
- * @see Walker::start_lvl()
- * @since 2.1.0
- *
- * @param string $output Passed by reference. Used to append additional content.
- * @param int $depth Depth of page. Used for padding.
- * @param array $args
- */
- public function start_lvl( &$output, $depth = 0, $args = array() ) {
- $indent = str_repeat("\t", $depth);
- $output .= "\n$indent<ul class='children'>\n";
- }
-
- /**
- * @see Walker::end_lvl()
- * @since 2.1.0
- *
- * @param string $output Passed by reference. Used to append additional content.
- * @param int $depth Depth of page. Used for padding.
- * @param array $args
- */
- public function end_lvl( &$output, $depth = 0, $args = array() ) {
- $indent = str_repeat("\t", $depth);
- $output .= "$indent</ul>\n";
- }
-
- /**
- * @see Walker::start_el()
- * @since 2.1.0
- *
- * @param string $output Passed by reference. Used to append additional content.
- * @param object $page Page data object.
- * @param int $depth Depth of page. Used for padding.
- * @param int $current_page Page ID.
- * @param array $args
- */
- public function start_el( &$output, $page, $depth = 0, $args = array(), $current_page = 0 ) {
- if ( $depth ) {
- $indent = str_repeat( "\t", $depth );
- } else {
- $indent = '';
- }
-
- $css_class = array( 'page_item', 'page-item-' . $page->ID );
-
- if ( isset( $args['pages_with_children'][ $page->ID ] ) ) {
- $css_class[] = 'page_item_has_children';
- }
-
- if ( ! empty( $current_page ) ) {
- $_current_page = get_post( $current_page );
- if ( $_current_page && in_array( $page->ID, $_current_page->ancestors ) ) {
- $css_class[] = 'current_page_ancestor';
- }
- if ( $page->ID == $current_page ) {
- $css_class[] = 'current_page_item';
- } elseif ( $_current_page && $page->ID == $_current_page->post_parent ) {
- $css_class[] = 'current_page_parent';
- }
- } elseif ( $page->ID == get_option('page_for_posts') ) {
- $css_class[] = 'current_page_parent';
- }
-
- /**
- * Filter the list of CSS classes to include with each page item in the list.
- *
- * @since 2.8.0
- *
- * @see wp_list_pages()
- *
- * @param array $css_class An array of CSS classes to be applied
- * to each list item.
- * @param WP_Post $page Page data object.
- * @param int $depth Depth of page, used for padding.
- * @param array $args An array of arguments.
- * @param int $current_page ID of the current page.
- */
- $css_classes = implode( ' ', apply_filters( 'page_css_class', $css_class, $page, $depth, $args, $current_page ) );
-
- if ( '' === $page->post_title ) {
- $page->post_title = sprintf( __( '#%d (no title)' ), $page->ID );
- }
-
- $args['link_before'] = empty( $args['link_before'] ) ? '' : $args['link_before'];
- $args['link_after'] = empty( $args['link_after'] ) ? '' : $args['link_after'];
-
- /** This filter is documented in wp-includes/post-template.php */
- $output .= $indent . sprintf(
- '<li class="%s"><a href="%s">%s%s%s</a>',
- $css_classes,
- get_permalink( $page->ID ),
- $args['link_before'],
- apply_filters( 'the_title', $page->post_title, $page->ID ),
- $args['link_after']
- );
-
- if ( ! empty( $args['show_date'] ) ) {
- if ( 'modified' == $args['show_date'] ) {
- $time = $page->post_modified;
- } else {
- $time = $page->post_date;
- }
-
- $date_format = empty( $args['date_format'] ) ? '' : $args['date_format'];
- $output .= " " . mysql2date( $date_format, $time );
- }
- }
-
- /**
- * @see Walker::end_el()
- * @since 2.1.0
- *
- * @param string $output Passed by reference. Used to append additional content.
- * @param object $page Page data object. Not used.
- * @param int $depth Depth of page. Not Used.
- * @param array $args
- */
- public function end_el( &$output, $page, $depth = 0, $args = array() ) {
- $output .= "</li>\n";
- }
-
-}
-
-/**
- * Create HTML dropdown list of pages.
- *
- * @since 2.1.0
- * @uses Walker
- */
-class Walker_PageDropdown extends Walker {
- /**
- * @see Walker::$tree_type
- * @since 2.1.0
- * @var string
- */
- public $tree_type = 'page';
-
- /**
- * @see Walker::$db_fields
- * @since 2.1.0
- * @todo Decouple this
- * @var array
- */
- public $db_fields = array ('parent' => 'post_parent', 'id' => 'ID');
-
- /**
- * @see Walker::start_el()
- * @since 2.1.0
- *
- * @param string $output Passed by reference. Used to append additional content.
- * @param object $page Page data object.
- * @param int $depth Depth of page in reference to parent pages. Used for padding.
- * @param array $args Uses 'selected' argument for selected page to set selected HTML attribute for option element.
- * @param int $id
- */
- public function start_el( &$output, $page, $depth = 0, $args = array(), $id = 0 ) {
- $pad = str_repeat(' ', $depth * 3);
-
- $output .= "\t<option class=\"level-$depth\" value=\"$page->ID\"";
- if ( $page->ID == $args['selected'] )
- $output .= ' selected="selected"';
- $output .= '>';
-
- $title = $page->post_title;
- if ( '' === $title ) {
- $title = sprintf( __( '#%d (no title)' ), $page->ID );
- }
-
- /**
- * Filter the page title when creating an HTML drop-down list of pages.
- *
- * @since 3.1.0
- *
- * @param string $title Page title.
- * @param object $page Page data object.
- */
- $title = apply_filters( 'list_pages', $title, $page );
- $output .= $pad . esc_html( $title );
- $output .= "</option>\n";
- }
-}
-