bp_folder_user_can_edit( int|BP_Document_Folder $folder = false )

function bp_folder_user_can_edit( $folder = false ) {

	// Assume the user cannot edit the folder item.
	$can_edit = false;

	if ( empty( $folder ) ) {
		return $can_edit;
	}

	if ( ! is_object( $folder ) ) {
		$folder = new BP_Document_Folder( $folder );
	}

	if ( empty( $folder ) ) {
		return $can_edit;
	}

	// Only logged in users can edit folder.
	if ( is_user_logged_in() ) {

		// Users are allowed to edit their own folder.
		if ( isset( $folder->user_id ) && bp_loggedin_user_id() === $folder->user_id ) {
			$can_edit = true;
		// Community moderators can always edit folder (at least for now).
		} elseif ( bp_current_user_can( 'bp_moderate' ) ) {
			$can_edit = true;
		// Groups documents have their own access.
		} elseif ( ! empty( $folder->group_id ) && groups_can_user_manage_document( bp_loggedin_user_id(), $folder->group_id ) ) {
			$can_edit = true;
		}

	}

	/**
	 * Filters whether the current user can edit an folder item.
	 *
	 * @since BuddyBoss 1.4.2
	 *
	 * @param bool   $can_edit Whether the user can edit the item.
	 * @param object $folder   Current folder item object.
	 */
	return (bool) apply_filters( 'bp_folder_user_can_delete', $can_edit, $folder );
}