backup your ownCloud contacts via cron
If you ever wondered if there is a way to automatically backup your ownCloud contacts via cron here is the solution: <?php date_default_timezone_set('Europe/Berlin'); error_reporting(E_ALL); $date = date('Y-m-d-h-i-s'); $user = 'your_owncloud_username'; $password = 'your_owncloud_password'; $cmd = "wget --no-check-certificate --user=".$user." --password=".$password." -O ".$date."_contacts_".$user.".vcf https://your.owncloud.tld/remote.php/carddav/addressbooks/".$user."/contacts?export"; $dump = exec(escapeshellcmd($cmd)); ?> You just need to fill in your credentials and modify the path to your ownCloud installation.