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Merge pull request #152 from scambra/webdav-quota 

checking quota in webdav
This commit is contained in:
Thomas Müller 2012-10-31 03:03:46 -07:00
parent dca80c55a9 5af8adc169
commit f851738169
2 changed files with 60 additions and 0 deletions
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1
apps/files/appinfo/remote.php
View File

@ -41,6 +41,7 @@ $server->setBaseUri($baseuri);
$server->addPlugin(new Sabre_DAV_Auth_Plugin($authBackend, 'ownCloud'));
$server->addPlugin(new Sabre_DAV_Locks_Plugin($lockBackend));
$server->addPlugin(new Sabre_DAV_Browser_Plugin(false)); // Show something in the Browser, but no upload
$server->addPlugin(new OC_Connector_Sabre_QuotaPlugin());
// And off we go!
$server->exec();

59
lib/connector/sabre/quotaplugin.php Normal file
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@ -0,0 +1,59 @@
<?php
/**
* This plugin check user quota and deny creating files when they exceeds the quota.
*
* @copyright Copyright (C) 2012 entreCables S.L. All rights reserved.
* @author Sergio Cambra
* @license http://code.google.com/p/sabredav/wiki/License Modified BSD License
*/
class OC_Connector_Sabre_QuotaPlugin extends Sabre_DAV_ServerPlugin {
/**
* Reference to main server object
*
* @var Sabre_DAV_Server
*/
private $server;
/**
* This initializes the plugin.
*
* This function is called by Sabre_DAV_Server, after
* addPlugin is called.
*
* This method should set up the requires event subscriptions.
*
* @param Sabre_DAV_Server $server
* @return void
*/
public function initialize(Sabre_DAV_Server $server) {
$this->server = $server;
$this->server->subscribeEvent('beforeWriteContent', array($this, 'checkQuota'), 10);
$this->server->subscribeEvent('beforeCreateFile', array($this, 'checkQuota'), 10);
}
/**
* This method is called before any HTTP method and forces users to be authenticated
*
* @param string $method
* @throws Sabre_DAV_Exception
* @return bool
*/
public function checkQuota($uri, $data = null) {
$expected = $this->server->httpRequest->getHeader('X-Expected-Entity-Length');
$length = $expected ? $expected : $this->server->httpRequest->getHeader('Content-Length');
if ($length) {
if (substr($uri, 0, 1)!=='/') {
$uri='/'.$uri;
}
list($parentUri, $newName) = Sabre_DAV_URLUtil::splitPath($uri);
if ($length > OC_Filesystem::free_space($parentUri)) {
throw new Sabre_DAV_Exception('Quota exceeded. File is too big.');
}
}
return true;
}
}