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<?php
/**
* This plugin provides support for RFC4709: Mounting WebDAV servers
*
* Simply append ?mount to any collection to generate the davmount response.
*
* @package Sabre
* @subpackage DAV
* @copyright Copyright (C) 2007-2012 Rooftop Solutions. All rights reserved.
* @author Evert Pot (http://www.rooftopsolutions.nl/)
*/
class Sabre_DAV_Mount_Plugin extends Sabre_DAV_ServerPlugin {
/**
* Reference to Server class
*
* @var Sabre_DAV_Server
*/
private $server;
/**
* Initializes the plugin and registers event handles
*
* @param Sabre_DAV_Server $server
* @return void
*/
public function initialize(Sabre_DAV_Server $server) {
$this->server = $server;
$this->server->subscribeEvent('beforeMethod',array($this,'beforeMethod'), 90);
}
/**
* 'beforeMethod' event handles. This event handles intercepts GET requests ending
* with ?mount
*
* @param string $method
* @param string $uri
* @return bool
*/
public function beforeMethod($method, $uri) {
if ($method!='GET') return;
if ($this->server->httpRequest->getQueryString()!='mount') return;
$currentUri = $this->server->httpRequest->getAbsoluteUri();
// Stripping off everything after the ?
list($currentUri) = explode('?',$currentUri);
$this->davMount($currentUri);
// Returning false to break the event chain
return false;
}
/**
* Generates the davmount response
*
* @param string $uri absolute uri
* @return void
*/
public function davMount($uri) {
$this->server->httpResponse->sendStatus(200);
$this->server->httpResponse->setHeader('Content-Type','application/davmount+xml');
ob_start();
echo '<?xml version="1.0"?>', "\n";
echo "<dm:mount xmlns:dm=\"http://purl.org/NET/webdav/mount\">\n";
echo " <dm:url>", htmlspecialchars($uri, ENT_NOQUOTES, 'UTF-8'), "</dm:url>\n";
echo "</dm:mount>";
$this->server->httpResponse->sendBody(ob_get_clean());
}
}
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