There may be several DAV headers (Bug #9251).

diff --git a/kronolith/lib/Driver/Ical.php b/kronolith/lib/Driver/Ical.php
index dd7578d..6f72ce6 100644 (file)
--- a/kronolith/lib/Driver/Ical.php
+++ b/kronolith/lib/Driver/Ical.php
@@ -584,6 +584,9 @@ class Kronolith_Driver_Ical extends Kronolith_Driver
 
         if ($dav = $response->getHeader('dav')) {
             /* Check for DAV support. */
+            if (is_array($dav)) {
+                $dav = implode (',', $dav);
+            }
             $this->_davSupport = preg_split('/,\s*/', $dav);
             if (!in_array('3', $this->_davSupport)) {
                 throw new Kronolith_Exception(_("This remote server only supports an outdated WebDAV protocol."));