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https://github.com/nextcloud/server.git
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148 lines
4.8 KiB
PHP
148 lines
4.8 KiB
PHP
<?php
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/**
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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*
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* @author Björn Schießle <bjoern@schiessle.org>
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* @author Christoph Wurst <christoph@winzerhof-wurst.at>
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* @author Joas Schilling <coding@schilljs.com>
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* @author Miguel Prokop <miguel.prokop@vtu.com>
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* @author Morris Jobke <hey@morrisjobke.de>
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*
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* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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namespace OC\Share;
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class Helper extends \OC\Share\Constants {
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/**
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* get default expire settings defined by the admin
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* @return array contains 'defaultExpireDateSet', 'enforceExpireDate', 'expireAfterDays'
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*/
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public static function getDefaultExpireSetting() {
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$config = \OC::$server->getConfig();
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$defaultExpireSettings = ['defaultExpireDateSet' => false];
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// get default expire settings
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$defaultExpireDate = $config->getAppValue('core', 'shareapi_default_expire_date', 'no');
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if ($defaultExpireDate === 'yes') {
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$enforceExpireDate = $config->getAppValue('core', 'shareapi_enforce_expire_date', 'no');
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$defaultExpireSettings['defaultExpireDateSet'] = true;
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$defaultExpireSettings['expireAfterDays'] = (int)$config->getAppValue('core', 'shareapi_expire_after_n_days', '7');
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$defaultExpireSettings['enforceExpireDate'] = $enforceExpireDate === 'yes';
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}
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return $defaultExpireSettings;
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}
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public static function calcExpireDate() {
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$expireAfter = \OC\Share\Share::getExpireInterval() * 24 * 60 * 60;
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$expireAt = time() + $expireAfter;
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$date = new \DateTime();
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$date->setTimestamp($expireAt);
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$date->setTime(0, 0, 0);
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//$dateString = $date->format('Y-m-d') . ' 00:00:00';
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return $date;
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}
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/**
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* calculate expire date
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* @param array $defaultExpireSettings contains 'defaultExpireDateSet', 'enforceExpireDate', 'expireAfterDays'
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* @param int $creationTime timestamp when the share was created
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* @param int $userExpireDate expire timestamp set by the user
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* @return mixed integer timestamp or False
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*/
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public static function calculateExpireDate($defaultExpireSettings, $creationTime, $userExpireDate = null) {
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$expires = false;
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$defaultExpires = null;
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if (!empty($defaultExpireSettings['defaultExpireDateSet'])) {
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$defaultExpires = $creationTime + $defaultExpireSettings['expireAfterDays'] * 86400;
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}
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if (isset($userExpireDate)) {
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// if the admin decided to enforce the default expire date then we only take
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// the user defined expire date of it is before the default expire date
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if ($defaultExpires && !empty($defaultExpireSettings['enforceExpireDate'])) {
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$expires = min($userExpireDate, $defaultExpires);
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} else {
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$expires = $userExpireDate;
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}
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} elseif ($defaultExpires && !empty($defaultExpireSettings['enforceExpireDate'])) {
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$expires = $defaultExpires;
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}
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return $expires;
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}
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/**
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* Strips away a potential file names and trailing slashes:
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* - http://localhost
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* - http://localhost/
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* - http://localhost/index.php
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* - http://localhost/index.php/s/{shareToken}
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*
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* all return: http://localhost
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*
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* @param string $remote
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* @return string
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*/
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protected static function fixRemoteURL($remote) {
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$remote = str_replace('\\', '/', $remote);
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if ($fileNamePosition = strpos($remote, '/index.php')) {
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$remote = substr($remote, 0, $fileNamePosition);
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}
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$remote = rtrim($remote, '/');
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return $remote;
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}
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/**
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* check if two federated cloud IDs refer to the same user
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*
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* @param string $user1
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* @param string $server1
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* @param string $user2
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* @param string $server2
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* @return bool true if both users and servers are the same
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*/
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public static function isSameUserOnSameServer($user1, $server1, $user2, $server2) {
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$normalizedServer1 = strtolower(\OC\Share\Share::removeProtocolFromUrl($server1));
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$normalizedServer2 = strtolower(\OC\Share\Share::removeProtocolFromUrl($server2));
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if (rtrim($normalizedServer1, '/') === rtrim($normalizedServer2, '/')) {
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// FIXME this should be a method in the user management instead
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\OCP\Util::emitHook(
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'\OCA\Files_Sharing\API\Server2Server',
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'preLoginNameUsedAsUserName',
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['uid' => &$user1]
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);
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\OCP\Util::emitHook(
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'\OCA\Files_Sharing\API\Server2Server',
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'preLoginNameUsedAsUserName',
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['uid' => &$user2]
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);
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if ($user1 === $user2) {
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return true;
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}
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}
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return false;
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}
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}
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