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Update hierarchy for all hierarchical post types when deleting a parent post, not just for pages. Fixes #19637. 

git-svn-id: https://develop.svn.wordpress.org/trunk@19734 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Jon Cave 2012-01-13 18:37:46 +00:00
parent 2b4d4a1ec1
commit d2306a693b
1 changed files with 13 additions and 9 deletions
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22
wp-includes/post.php
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@ -1984,6 +1984,14 @@ function wp_delete_post( $postid = 0, $force_delete = false ) {
$parent_data = array( 'post_parent' => $post->post_parent );
$parent_where = array( 'post_parent' => $postid );
if ( is_post_type_hierarchical( $post->post_type ) ) {
// Point children of this page to its parent, also clean the cache of affected children
$children_query = $wpdb->prepare( "SELECT * FROM $wpdb->posts WHERE post_parent = %d AND post_type = %s", $postid, $post->post_type );
$children = $wpdb->get_results( $children_query );
$wpdb->update( $wpdb->posts, $parent_data, $parent_where + array( 'post_type' => $post->post_type ) );
}
if ( 'page' == $post->post_type) {
// if the page is defined in option page_on_front or post_for_posts,
// adjust the corresponding options
@ -1994,12 +2002,6 @@ function wp_delete_post( $postid = 0, $force_delete = false ) {
if ( get_option('page_for_posts') == $postid ) {
delete_option('page_for_posts');
}
// Point children of this page to its parent, also clean the cache of affected children
$children_query = $wpdb->prepare("SELECT * FROM $wpdb->posts WHERE post_parent = %d AND post_type='page'", $postid);
$children = $wpdb->get_results($children_query);
$wpdb->update( $wpdb->posts, $parent_data, $parent_where + array( 'post_type' => 'page' ) );
} else {
unstick_post($postid);
}
@ -2035,13 +2037,15 @@ function wp_delete_post( $postid = 0, $force_delete = false ) {
if ( 'page' == $post->post_type ) {
clean_page_cache($postid);
foreach ( (array) $children as $child )
clean_page_cache($child->ID);
} else {
clean_post_cache($postid);
}
if ( is_post_type_hierarchical( $post->post_type ) ) {
foreach ( (array) $children as $child )
clean_post_cache( $child->ID );
}
wp_clear_scheduled_hook('publish_future_post', array( $postid ) );
do_action('after_delete_post', $postid);