nextcloud/3dparty/Sabre/DAV/Collection.php

91 lines
2.3 KiB
PHP

<?php
/**
* Collection class
*
* This is a helper class, that should aid in getting collections classes setup.
* Most of its methods are implemented, and throw permission denied exceptions
*
* @package Sabre
* @subpackage DAV
* @copyright Copyright (C) 2007-2011 Rooftop Solutions. All rights reserved.
* @author Evert Pot (http://www.rooftopsolutions.nl/)
* @license http://code.google.com/p/sabredav/wiki/License Modified BSD License
*/
abstract class Sabre_DAV_Collection extends Sabre_DAV_Node implements Sabre_DAV_ICollection {
/**
* Returns a child object, by its name.
*
* This method makes use of the getChildren method to grab all the child nodes, and compares the name.
* Generally its wise to override this, as this can usually be optimized
*
* @param string $name
* @throws Sabre_DAV_Exception_FileNotFound
* @return Sabre_DAV_INode
*/
public function getChild($name) {
foreach($this->getChildren() as $child) {
if ($child->getName()==$name) return $child;
}
throw new Sabre_DAV_Exception_FileNotFound('File not found: ' . $name);
}
/**
* Checks is a child-node exists.
*
* It is generally a good idea to try and override this. Usually it can be optimized.
*
* @param string $name
* @return bool
*/
public function childExists($name) {
try {
$this->getChild($name);
return true;
} catch(Sabre_DAV_Exception_FileNotFound $e) {
return false;
}
}
/**
* Creates a new file in the directory
*
* @param string $name Name of the file
* @param resource $data Initial payload, passed as a readable stream resource.
* @throws Sabre_DAV_Exception_Forbidden
* @return void
*/
public function createFile($name, $data = null) {
throw new Sabre_DAV_Exception_Forbidden('Permission denied to create file (filename ' . $name . ')');
}
/**
* Creates a new subdirectory
*
* @param string $name
* @throws Sabre_DAV_Exception_Forbidden
* @return void
*/
public function createDirectory($name) {
throw new Sabre_DAV_Exception_Forbidden('Permission denied to create directory');
}
}