158 lines
4.3 KiB
PHP
158 lines
4.3 KiB
PHP
<?php
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/**
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* Directory class
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*
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* @package Sabre
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* @subpackage DAV
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* @copyright Copyright (C) 2007-2012 Rooftop Solutions. All rights reserved.
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* @author Evert Pot (http://www.rooftopsolutions.nl/)
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* @license http://code.google.com/p/sabredav/wiki/License Modified BSD License
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*/
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class Sabre_DAV_FSExt_Directory extends Sabre_DAV_FSExt_Node implements Sabre_DAV_ICollection, Sabre_DAV_IQuota {
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/**
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* Creates a new file in the directory
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*
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* Data will either be supplied as a stream resource, or in certain cases
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* as a string. Keep in mind that you may have to support either.
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*
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* After successful creation of the file, you may choose to return the ETag
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* of the new file here.
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*
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* The returned ETag must be surrounded by double-quotes (The quotes should
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* be part of the actual string).
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*
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* If you cannot accurately determine the ETag, you should not return it.
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* If you don't store the file exactly as-is (you're transforming it
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* somehow) you should also not return an ETag.
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*
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* This means that if a subsequent GET to this new file does not exactly
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* return the same contents of what was submitted here, you are strongly
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* recommended to omit the ETag.
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*
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* @param string $name Name of the file
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* @param resource|string $data Initial payload
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* @return null|string
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*/
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public function createFile($name, $data = null) {
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// We're not allowing dots
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if ($name=='.' || $name=='..') throw new Sabre_DAV_Exception_Forbidden('Permission denied to . and ..');
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$newPath = $this->path . '/' . $name;
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file_put_contents($newPath,$data);
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return '"' . md5_file($newPath) . '"';
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}
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/**
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* Creates a new subdirectory
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*
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* @param string $name
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* @return void
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*/
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public function createDirectory($name) {
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// We're not allowing dots
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if ($name=='.' || $name=='..') throw new Sabre_DAV_Exception_Forbidden('Permission denied to . and ..');
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$newPath = $this->path . '/' . $name;
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mkdir($newPath);
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}
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/**
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* Returns a specific child node, referenced by its name
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*
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* This method must throw Sabre_DAV_Exception_NotFound if the node does not
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* exist.
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*
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* @param string $name
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* @throws Sabre_DAV_Exception_NotFound
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* @return Sabre_DAV_INode
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*/
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public function getChild($name) {
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$path = $this->path . '/' . $name;
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if (!file_exists($path)) throw new Sabre_DAV_Exception_NotFound('File could not be located');
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if ($name=='.' || $name=='..') throw new Sabre_DAV_Exception_Forbidden('Permission denied to . and ..');
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if (is_dir($path)) {
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return new Sabre_DAV_FSExt_Directory($path);
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} else {
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return new Sabre_DAV_FSExt_File($path);
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}
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}
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/**
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* Checks if a child exists.
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*
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* @param string $name
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* @return bool
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*/
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public function childExists($name) {
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if ($name=='.' || $name=='..')
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throw new Sabre_DAV_Exception_Forbidden('Permission denied to . and ..');
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$path = $this->path . '/' . $name;
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return file_exists($path);
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}
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/**
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* Returns an array with all the child nodes
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*
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* @return Sabre_DAV_INode[]
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*/
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public function getChildren() {
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$nodes = array();
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foreach(scandir($this->path) as $node) if($node!='.' && $node!='..' && $node!='.sabredav') $nodes[] = $this->getChild($node);
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return $nodes;
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}
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/**
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* Deletes all files in this directory, and then itself
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*
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* @return bool
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*/
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public function delete() {
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// Deleting all children
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foreach($this->getChildren() as $child) $child->delete();
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// Removing resource info, if its still around
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if (file_exists($this->path . '/.sabredav')) unlink($this->path . '/.sabredav');
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// Removing the directory itself
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rmdir($this->path);
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return parent::delete();
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}
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/**
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* Returns available diskspace information
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*
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* @return array
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*/
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public function getQuotaInfo() {
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return array(
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disk_total_space($this->path)-disk_free_space($this->path),
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disk_free_space($this->path)
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);
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}
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}
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