mirror of
https://github.com/WordPress/WordPress.git
synced 2024-12-23 09:37:42 +01:00
beb8322289
git-svn-id: http://svn.automattic.com/wordpress/trunk@13532 1a063a9b-81f0-0310-95a4-ce76da25c4cd
211 lines
9.2 KiB
PHP
211 lines
9.2 KiB
PHP
<?php
|
|
/**
|
|
* Displays a navigation menu.
|
|
*
|
|
* Optional $args contents:
|
|
*
|
|
* id - The menu id. Defaults to blank.
|
|
* slug - The menu slug. Defaults to blank.
|
|
* menu_class - CSS class to use for the div container of the menu list. Defaults to 'menu'.
|
|
* format - Whether to format the ul. Defaults to 'div'.
|
|
* fallback_cb - If the menu doesn't exists, a callback function will fire. Defaults to 'wp_page_menu'.
|
|
* before_link - Output text before the link.
|
|
* after_link - Output text after the link.
|
|
* before_title - Output text before the link text.
|
|
* before_title - Output text after the link text.
|
|
* echo - Whether to echo the menu or return it. Defaults to echo.
|
|
*
|
|
* TODO:
|
|
* 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.
|
|
*
|
|
* @since 3.0.0
|
|
*
|
|
* @param array $args Arguments
|
|
*/
|
|
function wp_nav_menu( $args = array() ) {
|
|
$defaults = array( 'menu' => '', 'menu_class' => 'menu', 'format' => 'div', 'echo' => true,
|
|
'fallback_cb' => 'wp_page_menu', 'link_before' => '', 'link_after' => '', 'before_link' => '', 'after_link' => '', );
|
|
|
|
$args = wp_parse_args( $args, $defaults );
|
|
$args = apply_filters( 'wp_nav_menu_args', $args );
|
|
$args = (object) $args;
|
|
|
|
// Get the nav menu
|
|
$menu = wp_get_nav_menu_object( $args->menu );
|
|
|
|
// If we couldn't find a menu based off the name, id or slug,
|
|
// get the first menu that has items.
|
|
if ( !$menu ) {
|
|
$menus = wp_get_nav_menus();
|
|
foreach ( $menus as $menu_maybe ) {
|
|
if ( wp_get_nav_menu_items($menu_maybe->term_id) ) {
|
|
$menu = $menu_maybe;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if ( $menu )
|
|
$args->menu = $menu->term_id;
|
|
$nav_menu = '';
|
|
|
|
if ( 'div' == $args->format ) {
|
|
if ( $menu )
|
|
$nav_menu .= '<div id="menu-' . $menu->slug . '" class="' . esc_attr($args->menu_class) . '">';
|
|
else
|
|
$nav_menu .= '<div id="menu-default">';
|
|
}
|
|
|
|
$nav_menu .= wp_get_nav_menu( $args );
|
|
|
|
if ( 'div' == $args->format )
|
|
$nav_menu .= '</div>';
|
|
|
|
$nav_menu = apply_filters( 'wp_nav_menu', $nav_menu );
|
|
|
|
if ( $args->echo )
|
|
echo $nav_menu;
|
|
else
|
|
return $nav_menu;
|
|
}
|
|
|
|
/**
|
|
* Returns a Navigation Menu.
|
|
*
|
|
* See wp_nav_menu() for args.
|
|
*
|
|
* @since 3.0.0
|
|
*
|
|
* @param array $args Arguments
|
|
* @return mixed $output False if menu doesn't exists, else, returns the menu.
|
|
**/
|
|
function wp_get_nav_menu( $args = array() ) {
|
|
$defaults = array( 'menu' => '', 'menu_class' => 'menu', 'ul_class' => '', 'format' => 'div', 'type' => 'frontend',
|
|
'fallback_cb' => '', 'link_before' => '', 'link_after' => '', 'before_link' => '', 'after_link' => '', );
|
|
|
|
$args = wp_parse_args( $args, $defaults );
|
|
$args = apply_filters( 'wp_get_nav_menu_args', $args );
|
|
$args = (object) $args;
|
|
|
|
$menu = wp_get_nav_menu_object( $args->menu );
|
|
|
|
// If no menu was found, call the fallback_cb
|
|
if ( !$menu || is_wp_error($menu) ) {
|
|
if ( function_exists($args->fallback_cb) ) {
|
|
$_args = array_merge( (array)$args, array('echo' => false) );
|
|
return call_user_func( $args->fallback_cb, $_args );
|
|
}
|
|
}
|
|
|
|
$menu_items = wp_get_nav_menu_items( $menu->term_id );
|
|
$nav_menu = '';
|
|
$parent_stack = array();
|
|
$current_parent = 0;
|
|
$parent_menu_order = array();
|
|
|
|
// Setup parentage
|
|
foreach ( $menu_items as $menu_item )
|
|
$parent_menu_order[ $menu_item->ID ] = $menu_item->menu_order;
|
|
|
|
$ul_class = isset($args->ul_class) ? ' class="'. $args->ul_class .'"' : '';
|
|
$nav_menu .= '<ul'. $ul_class .'>';
|
|
|
|
// Display Loop
|
|
foreach ( $menu_items as $key => $menu_item ) :
|
|
// Setup the $menu_item variables
|
|
$menu_item = wp_setup_nav_menu_item( $menu_item );
|
|
|
|
$maybe_value = 'frontend' == $args->type ? '' : ' value="'. $menu_item->ID .'"';
|
|
$classes = 'frontend' == $args->type ? 'class="menu-item-'. $menu_item->type . $menu_item->li_class .'"' : '';
|
|
|
|
$nav_menu .= '<li id="menu-item-'. $menu_item->ID .'"'. $maybe_value . $classes .'>';
|
|
$nav_menu .= wp_get_nav_menu_item( $menu_item, $args->type, $args );
|
|
|
|
// Indent children
|
|
$last_item = ( count( $menu_items ) == $menu_item->menu_order );
|
|
if ( $last_item || $current_parent != $menu_items[ $key + 1 ]->post_parent ) {
|
|
if ( $last_item || in_array( $menu_items[ $key + 1 ]->post_parent, $parent_stack ) ) {
|
|
$nav_menu .= '</li>';
|
|
while ( !empty( $parent_stack ) && ($last_item || $menu_items[ $key + 1 ]->post_parent != $current_parent ) ) {
|
|
$nav_menu .= '</ul></li>';
|
|
$current_parent = array_pop( $parent_stack );
|
|
}
|
|
} else {
|
|
array_push( $parent_stack, $current_parent );
|
|
$current_parent = $menu_item->ID;
|
|
$nav_menu .= '<ul>';
|
|
}
|
|
} else {
|
|
$nav_menu .= '</li>';
|
|
}
|
|
|
|
endforeach;
|
|
|
|
$nav_menu .= '</ul>';
|
|
|
|
return apply_filters( 'wp_get_nav_menu', $nav_menu );
|
|
}
|
|
|
|
/**
|
|
* Returns a menu item.
|
|
*
|
|
* @since 3.0.0
|
|
*
|
|
* @param object $menu_item The menu item
|
|
* @param string $context frontend|backend|default
|
|
* @param array $args See wp_get_nav_menu().
|
|
**/
|
|
function wp_get_nav_menu_item( $menu_item, $context, $args = array() ) {
|
|
$item = '';
|
|
switch ( $context ) {
|
|
case 'frontend':
|
|
$attr_title = ( isset($menu_item->anchor_title) && '' != $menu_item->anchor_title ) ? ' title="'. esc_attr($menu_item->anchor_title) .'"' : '';
|
|
$href = isset($menu_item->link) ? ' href="'. esc_url($menu_item->link) .'"' : '';
|
|
|
|
$item .= '<a'. $attr_title . $href . $menu_item->target .'>';
|
|
$item .= $args->before_link . esc_html( $menu_item->title ) . $args->after_link;
|
|
$item .= '</a>';
|
|
|
|
break;
|
|
|
|
case 'backend':
|
|
$item .= '<dl><dt>';
|
|
$item .= '<span class="item-title">'. esc_html($menu_item->title) .'</span>';
|
|
$item .= '<span class="item-controls">';
|
|
$item .= '<span class="item-type">'. esc_html($menu_item->type) .'</span>';
|
|
|
|
// Actions
|
|
$item .= '<a class="item-edit thickbox" id="edit'. esc_attr( $menu_item->menu_order ) .'" value="'. esc_attr( $menu_item->menu_order ) .'" title="'. __('Edit Menu Item') .'" href="#TB_inline?height=380&width=300&inlineId=menu-item-settings">'. __('Edit') .'</a> | ';
|
|
$item .= '<a class="item-delete" id="delete'. esc_attr( $menu_item->menu_order ) .'" value="'. esc_attr( $menu_item->menu_order ) .'">'. __('Delete') .'</a>';
|
|
|
|
$item .= '</dt></dl>';
|
|
|
|
// Menu Item Settings
|
|
$item .= '<input type="hidden" id="item-dbid'. esc_attr( $menu_item->menu_order ) .'" name="item-dbid'. esc_attr( $menu_item->menu_order ) .'" value="'. esc_attr( $menu_item->ID ) .'" />';
|
|
$item .= '<input type="hidden" id="item-postmenu'. esc_attr( $menu_item->menu_order ) .'" name="item-postmenu'. esc_attr( $menu_item->menu_order ) .'" value="'. esc_attr( get_post_meta( $menu_item->ID, 'object_id', true ) ) .'" />';
|
|
$item .= '<input type="hidden" id="item-parent'. esc_attr( $menu_item->menu_order ) .'" name="item-parent'. esc_attr( $menu_item->menu_order ) .'" value="'. esc_attr( $menu_item->parent_item ) .'" />';
|
|
$item .= '<input type="hidden" id="item-position'. esc_attr( $menu_item->menu_order ) .'" name="item-position'. esc_attr( $menu_item->menu_order ) .'" value="'. esc_attr( $menu_item->menu_order ) .'" />';
|
|
$item .= '<input type="hidden" id="item-type'. esc_attr( $menu_item->menu_order ) .'" name="item-type'. esc_attr( $menu_item->menu_order ) .'" value="'. esc_attr( get_post_meta( $menu_item->ID, 'menu_type', true ) ) .'" />';
|
|
$item .= '<input type="hidden" id="item-title'. esc_attr( $menu_item->menu_order ) .'" name="item-title'. esc_attr( $menu_item->menu_order ) .'" value="'. esc_attr( $menu_item->title ) .'" />';
|
|
$item .= '<input type="hidden" id="item-url'. esc_attr( $menu_item->menu_order ) .'" name="item-url'. esc_attr( $menu_item->menu_order ) .'" value="'. esc_attr( $menu_item->link ) .'" />';
|
|
$item .= '<input type="hidden" id="item-description'. esc_attr( $menu_item->menu_order ) .'" name="item-description'. esc_attr( $menu_item->menu_order ) .'" value="'. esc_attr( $menu_item->description ) .'" />';
|
|
$item .= '<input type="hidden" id="item-attr-title'. esc_attr( $menu_item->menu_order ) .'" name="item-attr-title'. esc_attr( $menu_item->menu_order ) .'" value="'.esc_attr( $menu_item->post_excerpt ) .'" />';
|
|
$item .= '<input type="hidden" id="item-target'. esc_attr( $menu_item->menu_order ) .'" name="item-target'. esc_attr( $menu_item->menu_order ) .'" value="'. esc_attr( get_post_meta( $menu_item->ID, 'menu_new_window', true ) ? '1' : '0' ) .'" />';
|
|
break;
|
|
|
|
case 'default':
|
|
$menu_id = 'menu-item-' . $menu_item->ID;
|
|
$item .= '<label class="item-title"><input type="checkbox" id="'. esc_attr($menu_id) .'" name="'. esc_attr( $menu_item->title ) .'" value="'. esc_attr( $menu_item->link ) .'" />'. $menu_item->title .'</label>';
|
|
|
|
// Menu Item Settings
|
|
$item .= '<input type="hidden" class="item-type" value="'. esc_attr( $menu_item->append ) .'" />';
|
|
$item .= '<input type="hidden" class="item-title" value="'. esc_attr( $menu_item->title ) .'" />';
|
|
$item .= '<input type="hidden" class="item-url" value="'. esc_attr( $menu_item->link ) .'" />';
|
|
$item .= '<input type="hidden" class="item-dbid" value="'. esc_attr( $menu_item->ID ) .'" />';
|
|
$item .= '<input type="hidden" class="item-parent" value="'. esc_attr( $menu_item->parent_item ) .'" />';
|
|
$item .= '<input type="hidden" class="item-description" value="'. esc_attr( $menu_item->description ) .'" />';
|
|
break;
|
|
}
|
|
return apply_filters( 'wp_get_nav_menu_item', $item );
|
|
}
|
|
?>
|