@@ -711,7 +711,7 @@ protected function freeBusyQueryReport(Xml\Request\FreeBusyQueryReport $report)
711711 * @param bool $modified should be set to true, if this event handler
712712 * changed &$data
713713 */
714- public function beforeWriteContent ($ path , DAV \IFile $ node , & $ data , & $ modified )
714+ public function beforeWriteContent ($ path , DAV \IFile $ node , &$ data , &$ modified )
715715 {
716716 if (!$ node instanceof ICalendarObject) {
717717 return ;
@@ -748,7 +748,7 @@ public function beforeWriteContent($path, DAV\IFile $node, & $data, & $modified)
748748 * @param bool $modified should be set to true, if this event handler
749749 * changed &$data
750750 */
751- public function beforeCreateFile ($ path , & $ data , DAV \ICollection $ parentNode , & $ modified )
751+ public function beforeCreateFile ($ path , &$ data , DAV \ICollection $ parentNode , &$ modified )
752752 {
753753 if (!$ parentNode instanceof ICalendar) {
754754 return ;
@@ -777,7 +777,7 @@ public function beforeCreateFile($path, & $data, DAV\ICollection $parentNode, &
777777 * @param ResponseInterface $response the http response
778778 * @param bool $isNew is the item a new one, or an update
779779 */
780- protected function validateICalendar (& $ data , $ path , & $ modified , RequestInterface $ request , ResponseInterface $ response , $ isNew )
780+ protected function validateICalendar (&$ data , $ path , &$ modified , RequestInterface $ request , ResponseInterface $ response , $ isNew )
781781 {
782782 // If it's a stream, we convert it to a string first.
783783 if (is_resource ($ data )) {
@@ -913,7 +913,7 @@ protected function validateICalendar(& $data, $path, & $modified, RequestInterfa
913913 * This method is triggered whenever a subsystem requests the privileges
914914 * that are supported on a particular node.
915915 */
916- public function getSupportedPrivilegeSet (INode $ node , array & $ supportedPrivilegeSet )
916+ public function getSupportedPrivilegeSet (INode $ node , array &$ supportedPrivilegeSet )
917917 {
918918 if ($ node instanceof ICalendar) {
919919 $ supportedPrivilegeSet ['{DAV:}read ' ]['aggregates ' ]['{ ' .self ::NS_CALDAV .'}read-free-busy ' ] = [
@@ -932,7 +932,7 @@ public function getSupportedPrivilegeSet(INode $node, array & $supportedPrivileg
932932 *
933933 * @return bool
934934 */
935- public function htmlActionsPanel (INode $ node , & $ output )
935+ public function htmlActionsPanel (INode $ node , &$ output )
936936 {
937937 if (!$ node instanceof CalendarHome) {
938938 return ;
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