mirror of
https://gitlab.com/davical-project/davical.git
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68 lines
2.2 KiB
PHP
68 lines
2.2 KiB
PHP
<?php
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/**
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* CalDAV Server - handle OPTIONS method
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*
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* @package rscds
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* @subpackage caldav
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* @author Andrew McMillan <andrew@catalyst.net.nz>
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* @copyright Catalyst .Net Ltd
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* @license http://gnu.org/copyleft/gpl.html GNU GPL v2
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*/
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dbg_error_log("OPTIONS", "method handler");
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if ( ! $request->AllowedTo('read') ) {
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$request->DoResponse( 403, translate("You may not access that collection") );
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}
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$exists = false;
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$is_calendar = false;
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if ( $request->path == '/' ) {
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$exists = true;
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}
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else {
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if ( preg_match( '#^/[^/]+/$#', $request->path) ) {
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$sql = "SELECT user_no, '/' || username || '/' AS dav_name, md5( '/' || username || '/') AS dav_etag, ";
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$sql .= "updated AS created, fullname AS dav_displayname, FALSE AS is_calendar FROM usr WHERE user_no = $request->user_no ; ";
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}
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else {
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$sql = "SELECT user_no, dav_name, dav_etag, created, dav_displayname, is_calendar FROM collection WHERE user_no = $request->user_no AND dav_name = ".qpg($request->path);
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}
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$qry = new PgQuery($sql );
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if( $qry->Exec("OPTIONS",__LINE__,__FILE__) && $qry->rows > 0 && $collection = $qry->Fetch() ) {
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$is_calendar = ($collection->is_calendar == 't');
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$exists = true;
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}
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elseif ( $c->collections_always_exist ) {
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$exists = true;
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// Possibly this should be another setting, but it seems unlikely that something that
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// can't deal with collections would issue MKCALENDAR or PROPPATCH commands.
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$is_calendar = true;
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}
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}
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if ( !$exists ) {
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$request->DoResponse( 404, translate("No collection found at that location.") );
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}
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/**
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* As yet we only support quite a limited range of options. When we see clients looking
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* for more than this we will work to support them further. So we can see clients trying
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* to use such methods there is a configuration option to override and allow lying about
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* what is available.
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*/
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if ( isset($c->override_allowed_methods) )
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$allowed = $c->override_allowed_methods;
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else {
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$allowed = "OPTIONS, GET, HEAD, PUT, DELETE, PROPFIND, MKCOL, MKCALENDAR, LOCK, UNLOCK, REPORT, PROPPATCH";
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if ( $request->path == '/' ) {
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$exists = true;
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$allowed = "OPTIONS, GET, HEAD, PROPFIND, REPORT";
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}
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}
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header( "Allow: $allowed");
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$request->DoResponse( 200, "" );
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?>
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