move the private namespace OC into lib/private - OCP will stay in lib/public

Conflicts:
	lib/private/vcategories.php

1 files changed, 97 insertions, 0 deletions

diff --git a/lib/private/connector/sabre/quotaplugin.php b/lib/private/connector/sabre/quotaplugin.php
new file mode 100644
index 00000000000..ea2cb81d1f7
--- /dev/null
+++ b/lib/private/connector/sabre/quotaplugin.php
@@ -0,0 +1,97 @@
+<?php
+
+/**
+ * This plugin check user quota and deny creating files when they exceeds the quota.
+ *
+ * @author Sergio Cambra
+ * @copyright Copyright (C) 2012 entreCables S.L. All rights reserved.
+ * @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;
+
+	/**
+	 * is kept public to allow overwrite for unit testing
+	 *
+	 * @var \OC\Files\View
+	 */
+	public $fileView;
+
+	/**
+	 * 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;
+
+		$server->subscribeEvent('beforeWriteContent', array($this, 'checkQuota'), 10);
+		$server->subscribeEvent('beforeCreateFile', array($this, 'checkQuota'), 10);
+	}
+
+	/**
+	 * This method is called before any HTTP method and validates there is enough free space to store the file
+	 *
+	 * @param string $method
+	 * @throws Sabre_DAV_Exception
+	 * @return bool
+	 */
+	public function checkQuota($uri, $data = null) {
+		$length = $this->getLength();
+		if ($length) {
+			if (substr($uri, 0, 1)!=='/') {
+				$uri='/'.$uri;
+			}
+			list($parentUri, $newName) = Sabre_DAV_URLUtil::splitPath($uri);
+			$freeSpace = $this->getFreeSpace($parentUri);
+			if ($freeSpace !== \OC\Files\SPACE_UNKNOWN && $length > $freeSpace) {
+				throw new Sabre_DAV_Exception_InsufficientStorage();
+			}
+		}
+		return true;
+	}
+
+	public function getLength()
+	{
+		$req = $this->server->httpRequest;
+		$length = $req->getHeader('X-Expected-Entity-Length');
+		if (!$length) {
+			$length = $req->getHeader('Content-Length');
+		}
+
+		$ocLength = $req->getHeader('OC-Total-Length');
+		if ($length && $ocLength) {
+			return max($length, $ocLength);
+		}
+
+		return $length;
+	}
+
+	/**
+	 * @param $parentUri
+	 * @return mixed
+	 */
+	public function getFreeSpace($parentUri)
+	{
+		if (is_null($this->fileView)) {
+			// initialize fileView
+			$this->fileView = \OC\Files\Filesystem::getView();
+		}
+
+		$freeSpace = $this->fileView->free_space($parentUri);
+		return $freeSpace;
+	}
+}