changes for email template modification on update

--- ./apps/dav/lib/CalDAV/Schedule/IMipPlugin.php	2022-07-07 09:40:41.675627600 +0530

--- ./apps/dav/lib/CalDAV/Schedule/IMipPlugin.php	2022-07-07 09:56:28.335627600 +0530

+++ ./apps/dav/lib/CalDAV/Schedule/IMipPlugin-new.php	2022-07-07 09:45:48.035627600 +0530

@@ -151,15 +151,6 @@

 	 */

+				$lastmodified=$dtstampTime;

+				$selectedEvent = $currentevent;

+			}

 		}

-		$meetingWhen = $this->generateWhenString($l10n, $vevent);

+		}

+

+		if ($selectedEvent->SUMMARY) {

+

+				$template->addBodyListItemModified($selectedEvent->SUMMARY, $l10n->t('Updated Title:'),

+					$this->getAbsoluteImagePath('caldav/title.png'),'','',self::IMIP_INDENT);

+			}

+		}

 		}

-		$meetingWhen = $this->generateWhenString($l10n, $vevent);

+		$meetingWhen = $this->generateWhenString($l10n, $selectedEvent);

 		if ($meetingWhen) {

-			$template->addBodyListItem($meetingWhen, $l10n->t('Time:'),

 		}

 	}

@@ -659,7 +692,7 @@

 										Message $iTipMessage, $lastOccurrence) {

 		$token = $this->createInvitationToken($iTipMessage, $lastOccurrence);

-		$template->addBodyButtonGroupTentative(

+		$template->addBodyButtonGroup(

 			$l10n->t('Accept'),

 			$this->urlGenerator->linkToRouteAbsolute('dav.invitation_response.accept', [

 				'token' => $token,

@@ -667,11 +700,18 @@

 			$l10n->t('Decline'),

 			$this->urlGenerator->linkToRouteAbsolute('dav.invitation_response.decline', [

 				'token' => $token,

-			]),

-			$l10n->t('Maybe'),

-			$this->urlGenerator->getAbsoluteUrl('apps/calendar/invitation/tentative/'.$token)

+			])

 		);

+		$moreOptionsURL = $this->urlGenerator->linkToRouteAbsolute('dav.invitation_response.options', [

+			'token' => $token,

+		]);

+		$html = vsprintf('<small><a href="%s">%s</a></small>', [

+			$moreOptionsURL, $l10n->t('More options …')

+		]);

+		$text = $l10n->t('More options at %s', [$moreOptionsURL]);

+

+		$template->addBodyText($html, $text);

 	}

 	/**

@@ -716,4 +756,4 @@

@@ -723,4 +756,4 @@

 		return $token;

 	}