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<?php
/**
* ownCloud - Richdocuments App
*
* @author Victor Dubiniuk
* @copyright 2013 Victor Dubiniuk victor.dubiniuk@gmail.com
*
* This file is licensed under the Affero General Public License version 3 or
* later.
*/
namespace OCA\Richdocuments;
use \DateTime;
use \DateTimeZone;
use OCP\Files\Folder;
class Helper {
const APP_ID = 'richdocuments';
/**
* @param string $fileId
* @return array
* @throws \Exception
*/
public static function parseFileId($fileId) {
$arr = explode('_', $fileId);
if (count($arr) === 1) {
$fileId = $arr[0];
$instanceId = '';
$version = '0';
} else if (count($arr) === 2) {
list($fileId, $instanceId) = $arr;
$version = '0';
} else if (count($arr) === 3) {
list($fileId, $instanceId, $version) = $arr;
} else {
throw new \Exception('$fileId has not the expected format');
}
return [
$fileId,
$instanceId,
$version,
];
}
/**
* WOPI helper function to convert to ISO 8601 round-trip format.
* @param integer $time Must be seconds since unix epoch
*/
public static function toISO8601($time)
{
// TODO: Be more precise and don't ignore milli, micro seconds ?
$datetime = DateTime::createFromFormat('U', $time, new DateTimeZone('UTC'));
if ($datetime)
return $datetime->format('Y-m-d\TH:i:s.u\Z');
return false;
}
public static function getNewFileName(Folder $folder, $filename) {
$fileNum = 1;
while ($folder->nodeExists($filename)) {
$fileNum++;
$filename = preg_replace('/(\.| \(\d+\)\.)([^.]*)$/', ' (' . $fileNum . ').$2', $filename);
}
return $filename;
}
}