From 435133adf56e21392b4e37b399248ff498fed9b8 Mon Sep 17 00:00:00 2001
From: Andrew Ruthven <andrew@etc.gen.nz>
Date: Sat, 20 Jan 2024 16:42:30 +1300
Subject: [PATCH] We need to have dtstart_orig be what is passed in, possibly
 empty.

Using quote_dt_param resolves the error that Benedikt Spranger was
fixing in 3f326f2d3fcc429d7596a4ff59970217161f7930.
---
 inc/caldav-PUT-functions.php | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/inc/caldav-PUT-functions.php b/inc/caldav-PUT-functions.php
index dbf21dca..214e980b 100644
--- a/inc/caldav-PUT-functions.php
+++ b/inc/caldav-PUT-functions.php
@@ -1492,12 +1492,11 @@ function write_resource( DAVResource $resource, $caldav_data, DAVResource $colle
   if ( $first->GetType() == 'VTODO' ) $due = $first->GetPValue('DUE');
   $calitem_params[':due'] = $due;
   $dtstart = $first->GetPValue('DTSTART');
-  $calitem_params[':dtstart_orig'] = $dtstart;
+  $calitem_params[':dtstart_orig'] = quote_dt_param($dtstart);
 
   if ( empty($dtstart) ) $dtstart = $due;
   if (isset($dtstart) && preg_match("/^1[0-8][0-9][0-9][01][0-9][0-3][0-9]$/", $dtstart)) {
      $dtstart = $dtstart . "T000000Z";
-     $calitem_params[':dtstart_orig'] = $dtstart;
   }
   $calitem_params[':dtstart'] = quote_dt_param($dtstart);
 
@@ -1508,7 +1507,6 @@ function write_resource( DAVResource $resource, $caldav_data, DAVResource $colle
     dbg_error_log( 'PUT', ' DTEND: "%s", DTSTART: "%s", DURATION: "%s"', $dtend, $dtstart, $first->GetPValue('DURATION') );
     if (preg_match("/^1[0-8][0-9][0-9][01][0-9][0-3][0-9]$/", $dtend)) {
        $dtend = $dtend . "T000000Z";
-       $calitem_params[':dtend_orig'] = $dtend;
     }
     $calitem_params[':dtend'] = quote_dt_param($dtend);
     $dtend = ':dtend';