BBP_Forums_Admin::attributes_metabox_save( int $forum_id )

	public function attributes_metabox_save( $forum_id ) {

		if ( $this->bail() ) return $forum_id;

		// Bail if doing an autosave
		if ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE )
			return $forum_id;

		// Bail if not a post request
		if ( ! bbp_is_post_request() )
			return $forum_id;

		// Nonce check
		if ( empty( $_POST['bbp_forum_metabox'] ) || !wp_verify_nonce( $_POST['bbp_forum_metabox'], 'bbp_forum_metabox_save' ) )
			return $forum_id;

		// Only save for forum post-types
		if ( ! bbp_is_forum( $forum_id ) )
			return $forum_id;

		// Bail if current user cannot edit this forum
		if ( !current_user_can( 'edit_forum', $forum_id ) )
			return $forum_id;

		// Parent ID
		$parent_id = ( !empty( $_POST['parent_id'] ) && is_numeric( $_POST['parent_id'] ) ) ? (int) $_POST['parent_id'] : 0;

		// Update the forum meta bidness
		bbp_update_forum( array(
			'forum_id'    => $forum_id,
			'post_parent' => (int) $parent_id
		) );

		do_action( 'bbp_forum_attributes_metabox_save', $forum_id );

		return $forum_id;
	}