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128 lines
3.3 KiB
PHP
128 lines
3.3 KiB
PHP
<?php
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/**
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* @file Zotlabs/Module/Dav.php
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* @brief Initialize Hubzilla's cloud (SabreDAV).
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*
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* Module for accessing the DAV storage area from a DAV client.
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*/
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namespace Zotlabs\Module;
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use \Sabre\DAV as SDAV;
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use \Zotlabs\Storage;
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require_once('include/attach.php');
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require_once('include/auth.php');
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require_once('include/security.php');
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class Dav extends \Zotlabs\Web\Controller {
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/**
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* @brief Fires up the SabreDAV server.
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*
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*/
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function init() {
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foreach([ 'REDIRECT_REMOTE_USER', 'HTTP_AUTHORIZATION' ] as $head) {
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/* Basic authentication */
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if(array_key_exists($head,$_SERVER) && substr(trim($_SERVER[$head]),0,5) === 'Basic') {
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$userpass = @base64_decode(substr(trim($_SERVER[$head]),6)) ;
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if(strlen($userpass)) {
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list($name, $password) = explode(':', $userpass);
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$_SERVER['PHP_AUTH_USER'] = $name;
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$_SERVER['PHP_AUTH_PW'] = $password;
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}
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break;
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}
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/* Signature authentication */
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if(array_key_exists($head,$_SERVER) && substr(trim($_SERVER[$head]),0,9) === 'Signature') {
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if($head !== 'HTTP_AUTHORIZATION') {
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$_SERVER['HTTP_AUTHORIZATION'] = $_SERVER[$head];
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continue;
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}
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$sigblock = \Zotlabs\Web\HTTPSig::parse_sigheader($_SERVER[$head]);
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if($sigblock) {
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$keyId = str_replace('acct:','',$sigblock['keyId']);
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if($keyId) {
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$r = q("select * from hubloc where hubloc_addr = '%s' limit 1",
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dbesc($keyId)
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);
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if($r) {
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$c = channelx_by_hash($r[0]['hubloc_hash']);
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if($c) {
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$a = q("select * from account where account_id = %d limit 1",
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intval($c['channel_account_id'])
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);
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if($a) {
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$record = [ 'channel' => $c, 'account' => $a[0] ];
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$channel_login = $c['channel_id'];
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}
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}
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}
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if(! $record)
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continue;
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if($record) {
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$verified = \Zotlabs\Web\HTTPSig::verify('',$record['channel']['channel_pubkey']);
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if(! ($verified && $verified['header_signed'] && $verified['header_valid'])) {
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$record = null;
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}
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if($record['account']) {
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authenticate_success($record['account']);
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if($channel_login) {
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change_channel($channel_login);
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}
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}
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break;
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}
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}
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}
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}
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}
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if (! is_dir('store'))
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os_mkdir('store', STORAGE_DEFAULT_PERMISSIONS, false);
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if (argc() > 1)
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profile_load(argv(1),0);
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$auth = new \Zotlabs\Storage\BasicAuth();
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$auth->setRealm(ucfirst(\Zotlabs\Lib\System::get_platform_name()) . ' ' . 'WebDAV');
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$rootDirectory = new \Zotlabs\Storage\Directory('/', $auth);
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// A SabreDAV server-object
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$server = new SDAV\Server($rootDirectory);
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$authPlugin = new \Sabre\DAV\Auth\Plugin($auth);
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$server->addPlugin($authPlugin);
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// prevent overwriting changes each other with a lock backend
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$lockBackend = new SDAV\Locks\Backend\File('store/[data]/locks');
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$lockPlugin = new SDAV\Locks\Plugin($lockBackend);
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$server->addPlugin($lockPlugin);
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// provide a directory view for the cloud in Hubzilla
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$browser = new \Zotlabs\Storage\Browser($auth);
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$auth->setBrowserPlugin($browser);
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// Experimental QuotaPlugin
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// $server->addPlugin(new \Zotlabs\Storage\QuotaPlugin($auth));
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// All we need to do now, is to fire up the server
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$server->exec();
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killme();
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}
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}
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