ed52a823cc
git-svn-id: https://develop.svn.wordpress.org/trunk@13473 602fd350-edb4-49c9-b593-d223f7449a82
178 lines
8.5 KiB
PHP
178 lines
8.5 KiB
PHP
<?php
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/**
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* Outputs a navigation menu.
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*
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* Optional $args contents:
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*
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* id - The menu id. Defaults to blank.
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* slug - The menu slug. Defaults to blank.
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* menu_class - CSS class to use for the div container of the menu list. Defaults to 'menu'.
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* format - Whether to format the ul. Defaults to 'div'.
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* fallback_cb - If the menu doesn't exists, a callback function will fire. Defaults to 'wp_page_menu'.
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*
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* TODO:
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* show_home - If you set this argument, then it will display the link to the home page. The show_home argument really just needs to be set to the value of the text of the link.
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* link_before - Text before show_home argument text.
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* link_after - Text after show_home argument text.
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* echo - Whether to echo the menu or return it. Defaults to echo.
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*
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* @since 3.0.0
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*
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* @param array $args Arguments
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*/
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function wp_nav_menu( $args = array() ) {
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$defaults = array( 'id' => '', 'slug' => '', 'menu_class' => 'menu', 'format' => 'div', 'fallback_cb' => 'wp_page_menu', 'echo' => true, 'link_before' => '', 'link_after' => '' );
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$args = wp_parse_args( $args, $defaults );
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$args = (object) $args;
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// Get the menu
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$menu = null;
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if ( !empty($args->id) ) {
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$menu = wp_get_nav_menu( $args->id );
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} elseif ( !empty($args->slug) ) {
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$menu = get_term_by( 'slug', $args->slug, 'nav_menu' );
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} else {
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$menus = wp_get_nav_menus();
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foreach ( $menus as $menu_maybe ) {
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if ( wp_get_nav_menu_items($menu_maybe->term_id) ) {
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$menu = $menu_maybe;
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break;
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}
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}
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}
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// If the menu doesn't exists, call the fallback_cb
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if ( !$menu || is_wp_error($menu) )
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return call_user_func($args->fallback_cb, $args );
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if ( 'div' == $args->format )
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echo '<div class="' . esc_attr($args->menu_class) . '"><ul>';
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$args->id = $menu->term_id;
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wp_print_nav_menu($args);
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if ( 'div' == $args->format )
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echo '</ul></div>';
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}
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function wp_print_nav_menu( $args = array() ) {
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// Defaults
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$defaults = array( 'type' => 'frontend', 'name' => 'Menu 1', 'id' => 0, 'desc' => 2, 'before_title' => '', 'after_title' => '');
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$args = wp_parse_args($args, $defaults);
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extract($args, EXTR_SKIP);
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$menu_items = wp_get_nav_menu_items( $id );
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$parent_stack = array();
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$current_parent = 0;
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$parent_menu_order = array();
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// Setup parentage
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foreach ( $menu_items as $menu_item ) {
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$parent_menu_order[ $menu_item->ID ] = $menu_item->menu_order;
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}
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// Display Loop
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foreach ( $menu_items as $key => $menu_item ) {
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$menu_item = wp_setup_nav_menu_item($menu_item);
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// List Items
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?><li id="menu-<?php echo $menu_item->ID; ?>" value="<?php echo $menu_item->ID; ?>" <?php echo $menu_item->li_class; ?>><?php
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wp_print_nav_menu_item($menu_item, $type, $args);
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// Indent children
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$last_item = ( count( $menu_items ) == $menu_item->menu_order );
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if ( $last_item || $current_parent != $menu_items[ $key + 1 ]->post_parent ) {
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if ( $last_item || in_array( $menu_items[ $key + 1 ]->post_parent, $parent_stack ) ) { ?>
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</li>
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<?php while ( !empty( $parent_stack ) && ($last_item || $menu_items[ $key + 1 ]->post_parent != $current_parent ) ) { ?>
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</ul>
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</li>
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<?php $current_parent = array_pop( $parent_stack );
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} ?>
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<?php } else {
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array_push( $parent_stack, $current_parent );
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$current_parent = $menu_item->ID; ?>
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<ul>
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<?php }
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} else { ?>
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</li>
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<?php }
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}
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}
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function wp_print_nav_menu_item( $menu_item, $context, $args = array() ) {
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switch ( $context ) {
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case 'backend':
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case 'menu':
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?>
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<dl>
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<dt>
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<span class="item-title"><?php echo esc_html($menu_item->title); ?></span>
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<span class="item-controls">
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<span class="item-type"><?php echo esc_html($menu_item->type); ?></span>
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<a class="item-edit thickbox" id="edit<?php echo esc_attr( $menu_item->menu_order ); ?>" value="<?php echo esc_attr( $menu_item->menu_order ); ?>" title="<?php _e('Edit Menu Item'); ?>" href="#TB_inline?height=380&width=300&inlineId=menu-item-settings"><?php _e('Edit'); ?></a> |
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<a class="item-delete" id="delete<?php echo esc_attr( $menu_item->menu_order ); ?>" value="<?php echo esc_attr( $menu_item->menu_order ); ?>"><?php _e('Delete'); ?></a>
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</span>
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</dt>
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</dl>
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<?php if ( 'backend' == $context ) { ?>
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<a><span class=""></span></a>
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<?php } else { ?>
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<a class="hide" href="<?php echo $menu_item->link; ?>"><?php echo esc_html( $menu_item->title ); ?></a>
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<?php } ?>
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<input type="hidden" name="dbid<?php echo esc_attr( $menu_item->menu_order ); ?>" id="dbid<?php echo esc_attr( $menu_item->menu_order ); ?>" value="<?php echo esc_attr( $menu_item->ID ); ?>" />
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<input type="hidden" name="postmenu<?php echo esc_attr( $menu_item->menu_order ); ?>" id="postmenu<?php echo esc_attr( $menu_item->menu_order ); ?>" value="<?php echo esc_attr( get_post_meta( $menu_item->ID, 'object_id', true ) ); ?>" />
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<input type="hidden" name="parent<?php echo esc_attr( $menu_item->menu_order ); ?>" id="parent<?php echo esc_attr( $menu_item->menu_order ); ?>" value="<?php echo esc_attr( $menu_item->parent_item ); ?>" />
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<input type="hidden" name="icon<?php echo esc_attr( $menu_item->menu_order ); ?>" id="icon<?php echo esc_attr( $menu_item->menu_order ); ?>" value="0" />
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<input type="hidden" name="position<?php echo esc_attr( $menu_item->menu_order ); ?>" id="position<?php echo esc_attr( $menu_item->menu_order ); ?>" value="<?php echo esc_attr( $menu_item->menu_order ); ?>" />
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<input type="hidden" name="linktype<?php echo esc_attr( $menu_item->menu_order ); ?>" id="linktype<?php echo esc_attr( $menu_item->menu_order ); ?>" value="<?php echo esc_attr( get_post_meta( $menu_item->ID, 'menu_type', true ) ); ?>" />
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<input type="hidden" name="item-title<?php echo esc_attr( $menu_item->menu_order ); ?>" id="item-title<?php echo esc_attr( $menu_item->menu_order ); ?>" value="<?php echo esc_attr( $menu_item->title ); ?>" />
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<input type="hidden" name="item-url<?php echo esc_attr( $menu_item->menu_order ); ?>" id="item-url<?php echo esc_attr( $menu_item->menu_order ); ?>" value="<?php echo esc_attr( $menu_item->link ); ?>" />
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<input type="hidden" name="item-description<?php echo esc_attr( $menu_item->menu_order ); ?>" id="item-description<?php echo esc_attr( $menu_item->menu_order ); ?>" value="<?php echo esc_attr( $menu_item->description ); ?>" />
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<input type="hidden" name="item-attr-title<?php echo esc_attr( $menu_item->menu_order ); ?>" id="item-attr-title<?php echo esc_attr( $menu_item->menu_order ); ?>" value="<?php echo esc_attr( $menu_item->post_excerpt ); ?>" />
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<input type="hidden" name="item-target<?php echo esc_attr( $menu_item->menu_order ); ?>" id="item-target<?php echo esc_attr( $menu_item->menu_order ); ?>" value="<?php echo ( get_post_meta( $menu_item->ID, 'menu_new_window', true ) ? '1' : '0' ); ?>" />
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<?php
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break;
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case 'frontend':
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// Override for menu descriptions
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$advanced_option_descriptions = get_option('wp_settings_nav_menu_advanced_options');
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if ( $advanced_option_descriptions == 'no' )
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$args['desc'] = 2;
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?>
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<a title="<?php echo esc_attr( $menu_item->anchor_title ); ?>" href="<?php echo esc_url( $menu_item->link ); ?>" <?php echo $menu_item->target; ?>><?php echo $args['before_title'] . esc_html( $menu_item->title ) . $args['after_title']; ?><?php
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if ( $advanced_option_descriptions == 'no' ) {
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// 2 widget override do NOT display descriptions
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// 1 widget override display descriptions
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// 0 widget override not set
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if ( ($args['desc'] == 1) || ($args['desc'] == 0) ) {
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?><span class="nav-description"><?php echo $menu_item->description; ?></span><?php
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}
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} else {
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// 2 widget override do NOT display descriptions
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// 1 widget override display descriptions
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// 0 widget override not set
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if ( $args['desc'] == 1 ) {
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?><span class="nav-description"><?php echo $menu_item->description; ?></span><?php
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}
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}
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?></a>
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<?php
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break;
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case 'default':
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$menu_id = 'menu-item-' . $menu_item->ID;
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?>
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<dl>
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<dt>
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<label class="item-title"><input type="checkbox" id="<?php echo esc_attr($menu_id); ?>" onclick="wp_update_queue('<?php echo esc_js( $menu_item->append ); ?>','<?php echo esc_js( $menu_item->title ); ?>','<?php echo esc_js( $menu_item->link ); ?>','<?php echo esc_js( $menu_item->ID ); ?>','<?php echo esc_js( $menu_item->parent_item ); ?>','<?php echo esc_js( $menu_item->description ); ?>')" name="<?php echo esc_attr( $menu_item->title ); ?>" value="<?php echo esc_attr( $menu_item->link ); ?>" /><?php echo $menu_item->title; ?></label>
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</dt>
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</dl>
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<?php
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break;
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}
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}
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?>
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