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120 lines
3.9 KiB
PHP
120 lines
3.9 KiB
PHP
<?php
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/**
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* SPDX-FileCopyrightText: 2016-2024 Nextcloud GmbH and Nextcloud contributors
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* SPDX-FileCopyrightText: 2016 ownCloud, Inc.
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* SPDX-License-Identifier: AGPL-3.0-only
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*/
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namespace OCA\DAV\Connector\Sabre;
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use Sabre\DAV\Exception;
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use Sabre\DAV\Version;
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/**
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* Class \OCA\DAV\Connector\Sabre\Server
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*
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* This class overrides some methods from @see \Sabre\DAV\Server.
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*
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* @see \Sabre\DAV\Server
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*/
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class Server extends \Sabre\DAV\Server {
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/** @var CachingTree $tree */
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/**
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* @see \Sabre\DAV\Server
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*/
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public function __construct($treeOrNode = null) {
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parent::__construct($treeOrNode);
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self::$exposeVersion = false;
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$this->enablePropfindDepthInfinity = true;
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}
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/**
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*
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* @return void
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*/
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public function start() {
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try {
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// If nginx (pre-1.2) is used as a proxy server, and SabreDAV as an
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// origin, we must make sure we send back HTTP/1.0 if this was
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// requested.
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// This is mainly because nginx doesn't support Chunked Transfer
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// Encoding, and this forces the webserver SabreDAV is running on,
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// to buffer entire responses to calculate Content-Length.
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$this->httpResponse->setHTTPVersion($this->httpRequest->getHTTPVersion());
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// Setting the base url
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$this->httpRequest->setBaseUrl($this->getBaseUri());
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$this->invokeMethod($this->httpRequest, $this->httpResponse);
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} catch (\Throwable $e) {
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if ($e instanceof \TypeError) {
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/*
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* The TypeError includes the file path where the error occurred,
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* potentially revealing the installation directory.
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*
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* By re-throwing the exception, we ensure that the
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* default exception handler processes it.
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*/
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throw $e;
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}
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try {
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$this->emit('exception', [$e]);
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} catch (\Exception $ignore) {
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}
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$DOM = new \DOMDocument('1.0', 'utf-8');
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$DOM->formatOutput = true;
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$error = $DOM->createElementNS('DAV:', 'd:error');
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$error->setAttribute('xmlns:s', self::NS_SABREDAV);
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$DOM->appendChild($error);
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$h = function ($v) {
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return htmlspecialchars((string)$v, ENT_NOQUOTES, 'UTF-8');
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};
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if (self::$exposeVersion) {
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$error->appendChild($DOM->createElement('s:sabredav-version', $h(Version::VERSION)));
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}
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$error->appendChild($DOM->createElement('s:exception', $h(get_class($e))));
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$error->appendChild($DOM->createElement('s:message', $h($e->getMessage())));
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if ($this->debugExceptions) {
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$error->appendChild($DOM->createElement('s:file', $h($e->getFile())));
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$error->appendChild($DOM->createElement('s:line', $h($e->getLine())));
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$error->appendChild($DOM->createElement('s:code', $h($e->getCode())));
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$error->appendChild($DOM->createElement('s:stacktrace', $h($e->getTraceAsString())));
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}
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if ($this->debugExceptions) {
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$previous = $e;
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while ($previous = $previous->getPrevious()) {
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$xPrevious = $DOM->createElement('s:previous-exception');
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$xPrevious->appendChild($DOM->createElement('s:exception', $h(get_class($previous))));
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$xPrevious->appendChild($DOM->createElement('s:message', $h($previous->getMessage())));
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$xPrevious->appendChild($DOM->createElement('s:file', $h($previous->getFile())));
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$xPrevious->appendChild($DOM->createElement('s:line', $h($previous->getLine())));
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$xPrevious->appendChild($DOM->createElement('s:code', $h($previous->getCode())));
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$xPrevious->appendChild($DOM->createElement('s:stacktrace', $h($previous->getTraceAsString())));
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$error->appendChild($xPrevious);
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}
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}
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if ($e instanceof Exception) {
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$httpCode = $e->getHTTPCode();
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$e->serialize($this, $error);
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$headers = $e->getHTTPHeaders($this);
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} else {
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$httpCode = 500;
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$headers = [];
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}
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$headers['Content-Type'] = 'application/xml; charset=utf-8';
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$this->httpResponse->setStatus($httpCode);
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$this->httpResponse->setHeaders($headers);
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$this->httpResponse->setBody($DOM->saveXML());
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$this->sapi->sendResponse($this->httpResponse);
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}
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}
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}
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