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When posts/terms are deleted/trashed, update associated menu items. Deleted post = deleted menu item, trashed post = menu item becomes a draft. props filosofo, see #13174 

git-svn-id: http://svn.automattic.com/wordpress/trunk@14295 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
nacin 2010-04-29 07:33:56 +00:00
parent 7846ae85f6
commit d1a37c1f31
6 changed files with 153 additions and 17 deletions
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2
wp-admin/admin-ajax.php
View File

@ -827,6 +827,8 @@ case 'add-menu-item' :
$menu_id = (int) $_POST['menu'];
if ( isset( $_POST['menu-item'] ) ) {
$item_ids = wp_save_nav_menu_item( $menu_id, $_POST['menu-item'] );
if ( is_wp_error( $item_ids ) )
die('-1');
} else {
$item_ids = array();
}

2
wp-admin/includes/nav-menu.php
View File

@ -808,7 +808,7 @@ function wp_nav_menu_item_taxonomy_meta_box( $object, $taxonomy ) {
*
* @param int $menu_id The menu ID for which to save this item.
* @param array $menu_data The unsanitized posted menu item data.
* @return array The database IDs of the items saved.
* @return array The database IDs of the items saved
*/
function wp_save_nav_menu_item( $menu_id = 0, $menu_data = array() ) {
$menu_id = (int) $menu_id;

33
wp-admin/nav-menus.php
View File

@ -38,7 +38,7 @@ wp_enqueue_script( 'wp-lists' );
wp_enqueue_script( 'postbox' );
// Container for any messages displayed to the user
$messages_div = '';
$messages = array();
// Container that stores the name of the active menu
$nav_menu_selected_title = '';
@ -169,7 +169,7 @@ switch ( $action ) {
if ( is_nav_menu_item( $menu_item_id ) ) {
if ( wp_delete_post( $menu_item_id, true ) ) {
$messages_div = '<div id="message" class="updated"><p>' . __('The menu item has been successfully deleted.') . '</p></div>';
$messages[] = '<div id="message" class="updated"><p>' . __('The menu item has been successfully deleted.') . '</p></div>';
}
}
break;
@ -180,9 +180,9 @@ switch ( $action ) {
$delete_nav_menu = wp_delete_nav_menu( $nav_menu_selected_id );
if ( is_wp_error($delete_nav_menu) ) {
$messages_div = '<div id="message" class="error"><p>' . $delete_nav_menu->get_error_message() . '</p></div>';
$messages[] = '<div id="message" class="error"><p>' . $delete_nav_menu->get_error_message() . '</p></div>';
} else {
$messages_div = '<div id="message" class="updated"><p>' . __('The menu has been successfully deleted.') . '</p></div>';
$messages[] = '<div id="message" class="updated"><p>' . __('The menu has been successfully deleted.') . '</p></div>';
$nav_menu_selected_id = 0; // Reset the selected menu
}
unset( $delete_nav_menu );
@ -201,15 +201,15 @@ switch ( $action ) {
$_nav_menu_selected_id = wp_update_nav_menu_object( 0, array('menu-name' => $new_menu_title) );
if ( is_wp_error( $_nav_menu_selected_id ) ) {
$messages_div = '<div id="message" class="error"><p>' . $_nav_menu_selected_id->get_error_message() . '</p></div>';
$messages[] = '<div id="message" class="error"><p>' . $_nav_menu_selected_id->get_error_message() . '</p></div>';
} else {
$_menu_object = wp_get_nav_menu_object( $_nav_menu_selected_id );
$nav_menu_selected_id = $_nav_menu_selected_id;
$nav_menu_selected_title = $_menu_object->name;
$messages_div = '<div id="message" class="updated"><p>' . sprintf( __('The <strong>%s</strong> menu has been successfully created.'), $nav_menu_selected_title ) . '</p></div>';
$messages[] = '<div id="message" class="updated"><p>' . sprintf( __('The <strong>%s</strong> menu has been successfully created.'), $nav_menu_selected_title ) . '</p></div>';
}
} else {
$messages_div = '<div id="message" class="error"><p>' . __('Please enter a valid menu name.') . '</p></div>';
$messages[] = '<div id="message" class="error"><p>' . __('Please enter a valid menu name.') . '</p></div>';
}
}
@ -222,7 +222,7 @@ switch ( $action ) {
$_nav_menu_selected_id = wp_update_nav_menu_object( $nav_menu_selected_id, array( 'menu-name' => $_POST['menu-name'] ) );
if ( is_wp_error( $_nav_menu_selected_id ) ) {
$_menu_object = $_nav_menu_selected_id;
$messages_div = '<div id="message" class="error"><p>' . $_nav_menu_selected_id->get_error_message() . '</p></div>';
$messages[] = '<div id="message" class="error"><p>' . $_nav_menu_selected_id->get_error_message() . '</p></div>';
} else {
$_menu_object = wp_get_nav_menu_object( $_nav_menu_selected_id );
$nav_menu_selected_title = $_menu_object->name;
@ -248,9 +248,10 @@ switch ( $action ) {
$menu_item_db_id = wp_update_nav_menu_item( $nav_menu_selected_id, ( $_POST['menu-item-db-id'][$_key] != $_key ? 0 : $_key ), $args );
if ( ! is_wp_error( $menu_item_db_id ) && isset( $menu_items[$menu_item_db_id] ) ) {
if ( is_wp_error( $menu_item_db_id ) )
$messages[] = '<div id="message" class="error"><p>' . $menu_item_db_id->get_error_message() . '</p></div>';
elseif ( isset( $menu_items[$menu_item_db_id] ) )
unset( $menu_items[$menu_item_db_id] );
}
}
}
@ -265,7 +266,7 @@ switch ( $action ) {
do_action( 'wp_update_nav_menu', $nav_menu_selected_id );
$messages_div = '<div id="message" class="updated"><p>' . sprintf( __('The <strong>%s</strong> menu has been updated.'), $nav_menu_selected_title ) . '</p></div>';
$messages[] = '<div id="message" class="updated"><p>' . sprintf( __('The <strong>%s</strong> menu has been updated.'), $nav_menu_selected_title ) . '</p></div>';
unset( $menu_items );
}
}
@ -310,12 +311,12 @@ if ( current_theme_supports('nav-menus') ) {
} elseif ( current_theme_supports('widgets') ) {
// Set up nav menu
wp_nav_menu_setup();
$messages_div = '<div id="message" class="error"><p>' . __('The current theme does not natively support menus, but you can use the &#8220;Navigation Menu&#8221; widget to add any menus you create here to the theme&#8217;s sidebar.') . '</p></div>';
$messages[] = '<div id="message" class="error"><p>' . __('The current theme does not natively support menus, but you can use the &#8220;Navigation Menu&#8221; widget to add any menus you create here to the theme&#8217;s sidebar.') . '</p></div>';
// The theme supports neither menus nor widgets.
} else {
remove_meta_box( 'create-menu', 'nav-menus', 'side' );
$messages_div = '<div id="message" class="error"><p>' . __('The current theme does not support menus.') . '</p></div>';
$messages[] = '<div id="message" class="error"><p>' . __('The current theme does not support menus.') . '</p></div>';
}
// Get the admin header
@ -324,7 +325,11 @@ require_once( 'admin-header.php' );
<div class="wrap">
<?php screen_icon(); ?>
<h2><?php esc_html_e('Menus'); ?></h2>
<?php echo $messages_div; ?>
<?php
foreach( $messages as $message ) :
echo $message . "\n";
endforeach;
?>
<?php if ( current_theme_supports('nav-menus') || current_theme_supports('widgets') ) : ?>
<div id="nav-menus-frame">

6
wp-includes/default-filters.php
View File

@ -224,7 +224,11 @@ add_action( 'publish_post', '_publish_post_hook', 5, 1 );
add_action( 'save_post', '_save_post_hook', 5, 2 );
add_action( 'transition_post_status', '_transition_post_status', 5, 3 );
add_action( 'comment_form', 'wp_comment_form_unfiltered_html_nonce' );
add_action( 'wp_scheduled_delete', 'wp_scheduled_delete' );
add_action( 'wp_scheduled_delete', 'wp_scheduled_delete' );
add_action( 'trash_post', '_wp_trash_menu_item' );
add_action( 'untrash_post', '_wp_untrash_menu_item' );
add_action( 'delete_post', '_wp_delete_post_menu_item' );
add_action( 'delete_term', '_wp_delete_tax_menu_item' );
// Post Thumbnail CSS class filtering
add_action( 'begin_fetch_post_thumbnail_html', '_wp_post_thumbnail_class_filter_add' );

125
wp-includes/nav-menu.php
View File

@ -268,8 +268,17 @@ function wp_update_nav_menu_item( $menu_id = 0, $menu_item_db_id = 0, $menu_item
if ( 'taxonomy' == $args['menu-item-type'] ) {
$original_title = get_term_field( 'name', $args['menu-item-object-id'], $args['menu-item-object'], 'raw' );
} elseif ( 'post_type' == $args['menu-item-type'] ) {
$original_object = get_post( $args['menu-item-object-id'] );
$original_title = $original_object->post_title;
if ( 'trash' == get_post_status( $args['menu-item-object-id'] ) ) {
$post_type_object = get_post_type_object( $args['menu-item-object'] );
if ( isset( $post_type_object->singular_label ) )
return new WP_Error('update_nav_menu_item_failed', sprintf(__('The menu item "%1$s" belongs to a %2$s that is in the trash, so it cannot be updated.'), $args['menu-item-title'], $post_type_object->singular_label ) );
else
return new WP_Error('update_nav_menu_item_failed', sprintf(__('The menu item "%1$s" belongs to something that is in the trash, so it cannot be updated.'), $args['menu-item-title'] ) );
}
}
if ( empty( $args['menu-item-title'] ) || $args['menu-item-title'] == $original_title ) {
@ -528,4 +537,120 @@ function wp_setup_nav_menu_item( $menu_item ) {
return apply_filters( 'wp_setup_nav_menu_item', $menu_item );
}
/**
* Get the menu items associated with a particular object.
*
* @since 3.0.0
*
* @param int $object_id The ID of the original object.
* @param string $object_type The type of object, such as "taxonomy" or "post_type."
* @return array The array of menu item IDs; empty array if none;
*/
function wp_get_associated_nav_menu_items( $object_id = 0, $object_type = 'post_type' ) {
$object_id = (int) $object_id;
$menu_item_ids = array();
$query = new WP_Query;
$menu_items = $query->query(
array(
'meta_key' => '_menu_item_object_id',
'meta_value' => $object_id,
'post_status' => 'any',
'post_type' => 'nav_menu_item',
'showposts' => -1,
)
);
foreach( (array) $menu_items as $menu_item ) {
if ( isset( $menu_item->ID ) && is_nav_menu_item( $menu_item->ID ) ) {
if ( get_post_meta($menu_item->ID, '_menu_item_type', true) != $object_type )
continue;
$menu_item_ids[] = (int) $menu_item->ID;
}
}
return array_unique( $menu_item_ids );
}
/**
* Callback for handling a menu item when its original object is trashed.
*
* @since 3.0.0
* @access private
*
* @param int $object_id The ID of the original object being trashed.
*
*/
function _wp_trash_menu_item( $object_id = 0 ) {
$object_id = (int) $object_id;
$menu_item_ids = wp_get_associated_nav_menu_items( $object_id );
foreach( (array) $menu_item_ids as $menu_item_id ) {
$menu_item = get_post( $menu_item_id, ARRAY_A );
$menu_item['post_status'] = 'draft';
wp_insert_post($menu_item);
}
}
/**
* Callback for handling a menu item when its original object is un-trashed.
*
* @since 3.0.0
* @access private
*
* @param int $object_id The ID of the original object being untrashed.
*
*/
function _wp_untrash_menu_item( $object_id = 0 ) {
$object_id = (int) $object_id;
$menu_item_ids = wp_get_associated_nav_menu_items( $object_id );
foreach( (array) $menu_item_ids as $menu_item_id ) {
$menu_item = get_post( $menu_item_id, ARRAY_A );
$menu_item['post_status'] = 'publish';
wp_insert_post($menu_item);
}
}
/**
* Callback for handling a menu item when its original object is deleted.
*
* @since 3.0.0
* @access private
*
* @param int $object_id The ID of the original object being trashed.
*
*/
function _wp_delete_post_menu_item( $object_id = 0 ) {
$object_id = (int) $object_id;
$menu_item_ids = wp_get_associated_nav_menu_items( $object_id, 'post_type' );
foreach( (array) $menu_item_ids as $menu_item_id ) {
wp_delete_post( $menu_item_id, true );
}
}
/**
* Callback for handling a menu item when its original object is deleted.
*
* @since 3.0.0
* @access private
*
* @param int $object_id The ID of the original object being trashed.
*
*/
function _wp_delete_tax_menu_item( $object_id = 0 ) {
$object_id = (int) $object_id;
$menu_item_ids = wp_get_associated_nav_menu_items( $object_id, 'taxonomy' );
foreach( (array) $menu_item_ids as $menu_item_id ) {
wp_delete_post( $menu_item_id, true );
}
}
?>

2
wp-includes/post.php
View File

@ -2167,7 +2167,7 @@ function wp_insert_post($postarr = array(), $wp_error = false) {
} elseif ( !empty($post_parent) ) {
$parent_post = get_post($post_parent);
// Check for circular dependency
if ( $parent_post->post_parent == $post_ID )
if ( isset( $parent_post->post_parent ) && $parent_post->post_parent == $post_ID )
$post_parent = 0;
}
}