OwncloudContactsOfficial/ajax/contact/move.php

<?php
/**
* @author  Victor Dubiniuk
* Copyright (c) 2012 Victor Dubiniuk <victor.dubiniuk@gmail.com>
* Copyright (c) 2012 Thomas Tanghus <thomas@tanghus.net>
* This file is licensed under the Affero General Public License version 3 or
* later.
* See the COPYING-README file.
*/

OCP\JSON::checkLoggedIn();
OCP\JSON::checkAppEnabled('contacts');
OCP\JSON::callCheck();

$id = intval($_POST['id']);
$aid = intval($_POST['aid']);
$isaddressbook = isset($_POST['isaddressbook']) ? true: false;

// Ownership checking
try {
	OCA\Contacts\Addressbook::find($id); // is owner access check
} catch(Exception $e) {
	OCP\JSON::error(
		array(
			'data' => array(
				'message' => $e->getMessage(),
			)
		)
	);
	exit();
}

try {
	OCA\Contacts\VCard::moveToAddressBook($aid, $id, $isaddressbook);
}  catch (Exception $e) {
	$msg = $e->getMessage();
	OCP\Util::writeLog('contacts', 'Error moving contacts "'.implode(',', $id).'" to addressbook "'.$aid.'"'.$msg, OCP\Util::ERROR);
	OC_JSON::error(array('data' => array('message' => $msg,)));
}

OC_JSON::success(array('data' => array('ids' => $id,)));