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<?php
namespace Sabre\DAV\Mock;
use Sabre\DAV;
/**
* Mock Collection.
*
* This collection quickly allows you to create trees of nodes.
* Children are specified as an array.
*
* Every key a filename, every array value is either:
* * an array, for a sub-collection
* * a string, for a file
* * An instance of \Sabre\DAV\INode.
*
* @copyright Copyright (C) 2007-2014 fruux GmbH. All rights reserved.
* @author Evert Pot (http://evertpot.com/)
* @license http://sabre.io/license/ Modified BSD License
*/
class Collection extends DAV\Collection {
protected $name;
protected $children;
protected $parent;
/**
* Creates the object
*
* @param string $name
* @param array $children
* @return void
*/
public function __construct($name, array $children = array(), Collection $parent = null) {
$this->name = $name;
$this->children = $children;
$this->parent = $parent;
}
/**
* Returns the name of the node.
*
* This is used to generate the url.
*
* @return string
*/
public function getName() {
return $this->name;
}
/**
* Creates a new file in the directory
*
* Data will either be supplied as a stream resource, or in certain cases
* as a string. Keep in mind that you may have to support either.
*
* After successful creation of the file, you may choose to return the ETag
* of the new file here.
*
* The returned ETag must be surrounded by double-quotes (The quotes should
* be part of the actual string).
*
* If you cannot accurately determine the ETag, you should not return it.
* If you don't store the file exactly as-is (you're transforming it
* somehow) you should also not return an ETag.
*
* This means that if a subsequent GET to this new file does not exactly
* return the same contents of what was submitted here, you are strongly
* recommended to omit the ETag.
*
* @param string $name Name of the file
* @param resource|string $data Initial payload
* @return null|string
*/
public function createFile($name, $data = null) {
if (is_resource($data)) {
$data = stream_get_contents($data);
}
$this->children[$name] = $data;
return '"' . md5($data) . '"';
}
/**
* Creates a new subdirectory
*
* @param string $name
* @return void
*/
public function createDirectory($name) {
$this->children[$name] = array();
}
/**
* Returns an array with all the child nodes
*
* @return \Sabre\DAV\INode[]
*/
public function getChildren() {
$result = array();
foreach($this->children as $key=>$value) {
if ($value instanceof DAV\INode) {
$result[] = $value;
} elseif (is_array($value)) {
$result[] = new Collection($key, $value, $this);
} else {
$result[] = new File($key, $value, $this);
}
}
return $result;
}
/**
* Removes a childnode from this node.
*
* @param string $name
* @return void
*/
public function deleteChild($name) {
foreach($this->children as $key=>$value) {
if ($value instanceof DAV\INode) {
if ($value->getName() == $name) {
unset($this->children[$key]);
return;
}
} elseif ($key === $name) {
unset($this->children[$key]);
return;
}
}
}
/**
* Deletes this collection and all its children,.
*
* @return void
*/
public function delete() {
foreach($this->getChildren() as $child) {
$this->deleteChild($child->getName());
}
$this->parent->deleteChild($this->getName());
}
}
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