/**
* Callback function on the `after_delete_post` hook for when a forum is deleted.
*
* @todo All forum topics need to become orphans at this point. Attempt to move topics into parent if avail.
* @todo Reset counts for parent forums.
* @todo `wp_die()` if this is the default forum.
*
* @since 1.0.0
* @access public
* @param int $post_id
* @return void
*/
function mb_after_delete_forum($post_id)
{
global $wpdb;
$mb = message_board();
if (is_object($mb->deleted_post) && $mb->deleted_post->ID === $post_id) {
$forum_id = mb_get_forum_id($post_id);
$user_id = mb_get_user_id($post->deleted_post->post_author);
$parent_forum_id = $mb->deleted_post->post_parent;
/* Get the current forum's subforum IDs. */
$subforum_ids = $wpdb->get_col($wpdb->prepare("SELECT ID FROM {$wpdb->posts} WHERE post_type = %s AND post_parent = %s ORDER BY menu_order DESC", mb_get_forum_post_type(), absint($forum_id)));
if (!empty($subforum_ids)) {
$moved_forums = false;
while (0 < $parent_forum_id) {
if (mb_forum_allows_subforums($parent_forum_id)) {
/* Change all of the subforums' parents to the new forum ID. */
$wpdb->query($wpdb->prepare("UPDATE {$wpdb->posts} SET post_parent = %d WHERE ID IN (" . implode(',', $subforum_ids) . ")", absint($parent_forum_id)));
/* Reset data based on new forum. */
mb_reset_forum_data($parent_forum_id);
$parent_forum_id = 0;
$moved_forums = true;
/* Break out of the while loop at this point. */
break;
}
$post = get_post($parent_forum_id);
$parent_forum_id = $post->post_parent;
}
/* If subforums didn't get moved to a new forum, make them a top-level forum. */
if (false === $moved_forums) {
$wpdb->query($wpdb->prepare("UPDATE {$wpdb->posts} SET post_parent = %d WHERE ID IN (" . implode(',', $subforum_ids) . ")", 0));
}
}
$parent_forum_id = $mb->deleted_post->post_parent;
/* Get the current forum's topic IDs. */
$topic_ids = $wpdb->get_col($wpdb->prepare("SELECT ID FROM {$wpdb->posts} WHERE post_type = %s AND post_parent = %s ORDER BY menu_order DESC", mb_get_topic_post_type(), absint($forum_id)));
if (!empty($topic_ids)) {
$moved_topics = false;
while (0 < $parent_forum_id) {
if (mb_forum_allows_topics($parent_forum_id)) {
/* Change all of the topics' parents to the new forum ID. */
$wpdb->query($wpdb->prepare("UPDATE {$wpdb->posts} SET post_parent = %d WHERE ID IN (" . implode(',', $topic_ids) . ")", absint($parent_forum_id)));
/* Reset data based on new forum. */
mb_reset_forum_data($parent_forum_id);
$parent_forum_id = 0;
$moved_topics = true;
/* Break out of the while loop at this point. */
break;
}
$post = get_post($parent_forum_id);
$parent_forum_id = $post->post_parent;
}
/* If topics didn't get moved to a new forum, set their status to "orphan". */
if (false === $moved_topics) {
$wpdb->query($wpdb->prepare("UPDATE {$wpdb->posts} SET post_status = %s WHERE ID IN (" . implode(',', $topic_ids) . ")", mb_get_orphan_post_status()));
}
}
/* Reset user forum count. */
mb_set_user_forum_count($user_id);
}
}
/**
* Returns a user's forum count.
*
* @since 1.0.0
* @access public
* @param int $user_id
* @return int
*/
function mb_get_user_forum_count($user_id = 0)
{
$user_id = mb_get_user_id($user_id);
$count = get_user_meta($user_id, mb_get_user_forum_count_meta_key(), true);
if ('' === $count) {
$count = mb_set_user_forum_count($user_id);
}
$count = !empty($count) ? absint($count) : 0;
return apply_filters('mb_get_user_forum_count', $count, $user_id);
}
/**
* Function for inserting forum data when it's first published.
*
* @since 1.0.0
* @access public
* @param object $post
* @return void
*/
function mb_insert_forum_data($post)
{
/* Hook for before inserting forum data. */
do_action('mb_before_insert_forum_data', $post);
/* Get the forum ID. */
$forum_id = mb_get_forum_id($post->ID);
/* Get the User ID. */
$user_id = mb_get_user_id($post->post_author);
/* Update parent's subforum count. */
if (0 < $post->post_parent) {
$count = mb_get_forum_subforum_count($post->post_parent);
mb_set_forum_subforum_count($post->post_parent, absint($count) + 1);
}
/* Update user meta. */
mb_set_user_forum_count($user_id);
/* Add forum meta. */
mb_reset_forum_level($forum_id);
/* Notify subscribers that there's a new forum. */
mb_notify_subscribers($post);
/* Hook for after inserting forum data. */
do_action('mb_after_insert_forum_data', $post);
}
