Fix creating events with old (< unix time) lastoccurence

Closes #20804

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

diff --git a/apps/dav/lib/CalDAV/CalDavBackend.php b/apps/dav/lib/CalDAV/CalDavBackend.php
index 94fe9acf356e5d62b4d8cd2fe5fe06339132caee..fc23b6545e5148701ff05ebe1e8e459622e5cbc3 100644 (file)
--- a/apps/dav/lib/CalDAV/CalDavBackend.php
+++ b/apps/dav/lib/CalDAV/CalDavBackend.php
@@ -2814,7 +2814,7 @@ class CalDavBackend extends AbstractBackend implements SyncSupport, Subscription
                        'size' => strlen($calendarData),
                        'componentType' => $componentType,
                        'firstOccurence' => is_null($firstOccurrence) ? null : max(0, $firstOccurrence),
-                       'lastOccurence' => $lastOccurrence,
+                       'lastOccurence' => is_null($lastOccurrence) ? null : max(0, $lastOccurrence),
                        'uid' => $uid,
                        'classification' => $classification
                ];

diff --git a/apps/dav/tests/unit/CalDAV/CalDavBackendTest.php b/apps/dav/tests/unit/CalDAV/CalDavBackendTest.php
index 0fdd617943b695b501d4426595e0c924552b5ca4..acf5504eb6644c8afa4fb14cc3c00a5deffcd3b6 100644 (file)
--- a/apps/dav/tests/unit/CalDAV/CalDavBackendTest.php
+++ b/apps/dav/tests/unit/CalDAV/CalDavBackendTest.php
@@ -29,6 +29,7 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>
  *
  */
+
 namespace OCA\DAV\Tests\unit\CalDAV;
 
 use DateTime;
@@ -663,16 +664,25 @@ EOS;
                }
        }
 
-       public function providesCalDataForGetDenormalizedData() {
+       public function providesCalDataForGetDenormalizedData(): array {
                return [
                        'first occurrence before unix epoch starts' => [0, 'firstOccurence', "BEGIN:VCALENDAR\r\nVERSION:2.0\r\nPRODID:-//Sabre//Sabre VObject 4.1.1//EN\r\nCALSCALE:GREGORIAN\r\nBEGIN:VEVENT\r\nUID:413F269B-B51B-46B1-AFB6-40055C53A4DC\r\nDTSTAMP:20160309T095056Z\r\nDTSTART;VALUE=DATE:16040222\r\nDTEND;VALUE=DATE:16040223\r\nRRULE:FREQ=YEARLY\r\nSUMMARY:SUMMARY\r\nTRANSP:TRANSPARENT\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n"],
                        'no first occurrence because yearly' => [null, 'firstOccurence', "BEGIN:VCALENDAR\r\nVERSION:2.0\r\nPRODID:-//Sabre//Sabre VObject 4.1.1//EN\r\nCALSCALE:GREGORIAN\r\nBEGIN:VEVENT\r\nUID:413F269B-B51B-46B1-AFB6-40055C53A4DC\r\nDTSTAMP:20160309T095056Z\r\nRRULE:FREQ=YEARLY\r\nSUMMARY:SUMMARY\r\nTRANSP:TRANSPARENT\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n"],
+
                        'last occurrence is max when only last VEVENT in group is weekly' => [(new DateTime(CalDavBackend::MAX_DATE))->getTimestamp(), 'lastOccurence', "BEGIN:VCALENDAR\r\nVERSION:2.0\r\nPRODID:-//Sabre//Sabre VObject 4.3.0//EN\r\nCALSCALE:GREGORIAN\r\nBEGIN:VEVENT\r\nDTSTART;TZID=America/Los_Angeles:20200812T103000\r\nDTEND;TZID=America/Los_Angeles:20200812T110000\r\nDTSTAMP:20200927T180638Z\r\nUID:asdfasdfasdf@google.com\r\nRECURRENCE-ID;TZID=America/Los_Angeles:20200811T123000\r\nCREATED:20200626T181848Z\r\nLAST-MODIFIED:20200922T192707Z\r\nSUMMARY:Weekly 1:1\r\nTRANSP:OPAQUE\r\nEND:VEVENT\r\nBEGIN:VEVENT\r\nDTSTART;TZID=America/Los_Angeles:20200728T123000\r\nDTEND;TZID=America/Los_Angeles:20200728T130000\r\nEXDATE;TZID=America/Los_Angeles:20200818T123000\r\nRRULE:FREQ=WEEKLY;BYDAY=TU\r\nDTSTAMP:20200927T180638Z\r\nUID:asdfasdfasdf@google.com\r\nCREATED:20200626T181848Z\r\nDESCRIPTION:Setting up recurring time on our calendars\r\nLAST-MODIFIED:20200922T192707Z\r\nSUMMARY:Weekly 1:1\r\nTRANSP:OPAQUE\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n"],
+
+                       'last occurrence before unix epoch starts' => [0, 'lastOccurence', "BEGIN:VCALENDAR\r\nVERSION:2.0\r\nPRODID:-//Sabre//Sabre VObject 4.3.0//EN\r\nCALSCALE:GREGORIAN\r\nBEGIN:VEVENT\r\nDTSTART;VALUE=DATE:19110324\r\nDTEND;VALUE=DATE:19110325\r\nDTSTAMP:20200927T180638Z\r\nUID:asdfasdfasdf@google.com\r\nCREATED:20200626T181848Z\r\nDESCRIPTION:Very old event\r\nLAST-MODIFIED:20200922T192707Z\r\nSUMMARY:Some old event\r\nTRANSP:OPAQUE\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n"],
+
                        'first occurrence is found when not first VEVENT in group' => [(new DateTime('2020-09-01T110000', new DateTimeZone("America/Los_Angeles")))->getTimestamp(), 'firstOccurence', "BEGIN:VCALENDAR\r\nVERSION:2.0\r\nPRODID:-//Sabre//Sabre VObject 4.3.0//EN\r\nCALSCALE:GREGORIAN\r\nBEGIN:VEVENT\r\nDTSTART;TZID=America/Los_Angeles:20201013T110000\r\nDTEND;TZID=America/Los_Angeles:20201013T120000\r\nDTSTAMP:20200927T180638Z\r\nUID:asdf0000@google.com\r\nRECURRENCE-ID;TZID=America/Los_Angeles:20201013T110000\r\nCREATED:20160330T034726Z\r\nLAST-MODIFIED:20200925T042014Z\r\nSTATUS:CONFIRMED\r\nTRANSP:OPAQUE\r\nEND:VEVENT\r\nBEGIN:VEVENT\r\nDTSTART;TZID=America/Los_Angeles:20200901T110000\r\nDTEND;TZID=America/Los_Angeles:20200901T120000\r\nRRULE:FREQ=WEEKLY;BYDAY=TU\r\nEXDATE;TZID=America/Los_Angeles:20200922T110000\r\nEXDATE;TZID=America/Los_Angeles:20200915T110000\r\nEXDATE;TZID=America/Los_Angeles:20200908T110000\r\nDTSTAMP:20200927T180638Z\r\nUID:asdf0000@google.com\r\nCREATED:20160330T034726Z\r\nLAST-MODIFIED:20200915T162810Z\r\nSTATUS:CONFIRMED\r\nTRANSP:OPAQUE\r\nEND:VEVENT\r\nEND:VCALENDAR\r\n"],
+
                        'CLASS:PRIVATE' => [CalDavBackend::CLASSIFICATION_PRIVATE, 'classification', "BEGIN:VCALENDAR\r\nVERSION:2.0\r\nPRODID:-//dmfs.org//mimedir.icalendar//EN\r\nBEGIN:VTIMEZONE\r\nTZID:Europe/Berlin\r\nX-LIC-LOCATION:Europe/Berlin\r\nBEGIN:DAYLIGHT\r\nTZOFFSETFROM:+0100\r\nTZOFFSETTO:+0200\r\nTZNAME:CEST\r\nDTSTART:19700329T020000\r\nRRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=-1SU\r\nEND:DAYLIGHT\r\nBEGIN:STANDARD\r\nTZOFFSETFROM:+0200\r\nTZOFFSETTO:+0100\r\nTZNAME:CET\r\nDTSTART:19701025T030000\r\nRRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=-1SU\r\nEND:STANDARD\r\nEND:VTIMEZONE\r\nBEGIN:VEVENT\r\nDTSTART;TZID=Europe/Berlin:20160419T130000\r\nSUMMARY:Test\r\nCLASS:PRIVATE\r\nTRANSP:OPAQUE\r\nSTATUS:CONFIRMED\r\nDTEND;TZID=Europe/Berlin:20160419T140000\r\nLAST-MODIFIED:20160419T074202Z\r\nDTSTAMP:20160419T074202Z\r\nCREATED:20160419T074202Z\r\nUID:2e468c48-7860-492e-bc52-92fa0daeeccf.1461051722310\r\nEND:VEVENT\r\nEND:VCALENDAR"],
+
                        'CLASS:PUBLIC' => [CalDavBackend::CLASSIFICATION_PUBLIC, 'classification', "BEGIN:VCALENDAR\r\nVERSION:2.0\r\nPRODID:-//dmfs.org//mimedir.icalendar//EN\r\nBEGIN:VTIMEZONE\r\nTZID:Europe/Berlin\r\nX-LIC-LOCATION:Europe/Berlin\r\nBEGIN:DAYLIGHT\r\nTZOFFSETFROM:+0100\r\nTZOFFSETTO:+0200\r\nTZNAME:CEST\r\nDTSTART:19700329T020000\r\nRRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=-1SU\r\nEND:DAYLIGHT\r\nBEGIN:STANDARD\r\nTZOFFSETFROM:+0200\r\nTZOFFSETTO:+0100\r\nTZNAME:CET\r\nDTSTART:19701025T030000\r\nRRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=-1SU\r\nEND:STANDARD\r\nEND:VTIMEZONE\r\nBEGIN:VEVENT\r\nDTSTART;TZID=Europe/Berlin:20160419T130000\r\nSUMMARY:Test\r\nCLASS:PUBLIC\r\nTRANSP:OPAQUE\r\nSTATUS:CONFIRMED\r\nDTEND;TZID=Europe/Berlin:20160419T140000\r\nLAST-MODIFIED:20160419T074202Z\r\nDTSTAMP:20160419T074202Z\r\nCREATED:20160419T074202Z\r\nUID:2e468c48-7860-492e-bc52-92fa0daeeccf.1461051722310\r\nEND:VEVENT\r\nEND:VCALENDAR"],
+
                        'CLASS:CONFIDENTIAL' => [CalDavBackend::CLASSIFICATION_CONFIDENTIAL, 'classification', "BEGIN:VCALENDAR\r\nVERSION:2.0\r\nPRODID:-//dmfs.org//mimedir.icalendar//EN\r\nBEGIN:VTIMEZONE\r\nTZID:Europe/Berlin\r\nX-LIC-LOCATION:Europe/Berlin\r\nBEGIN:DAYLIGHT\r\nTZOFFSETFROM:+0100\r\nTZOFFSETTO:+0200\r\nTZNAME:CEST\r\nDTSTART:19700329T020000\r\nRRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=-1SU\r\nEND:DAYLIGHT\r\nBEGIN:STANDARD\r\nTZOFFSETFROM:+0200\r\nTZOFFSETTO:+0100\r\nTZNAME:CET\r\nDTSTART:19701025T030000\r\nRRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=-1SU\r\nEND:STANDARD\r\nEND:VTIMEZONE\r\nBEGIN:VEVENT\r\nDTSTART;TZID=Europe/Berlin:20160419T130000\r\nSUMMARY:Test\r\nCLASS:CONFIDENTIAL\r\nTRANSP:OPAQUE\r\nSTATUS:CONFIRMED\r\nDTEND;TZID=Europe/Berlin:20160419T140000\r\nLAST-MODIFIED:20160419T074202Z\r\nDTSTAMP:20160419T074202Z\r\nCREATED:20160419T074202Z\r\nUID:2e468c48-7860-492e-bc52-92fa0daeeccf.1461051722310\r\nEND:VEVENT\r\nEND:VCALENDAR"],
+
                        'no class set -> public' => [CalDavBackend::CLASSIFICATION_PUBLIC, 'classification', "BEGIN:VCALENDAR\r\nVERSION:2.0\r\nPRODID:-//dmfs.org//mimedir.icalendar//EN\r\nBEGIN:VTIMEZONE\r\nTZID:Europe/Berlin\r\nX-LIC-LOCATION:Europe/Berlin\r\nBEGIN:DAYLIGHT\r\nTZOFFSETFROM:+0100\r\nTZOFFSETTO:+0200\r\nTZNAME:CEST\r\nDTSTART:19700329T020000\r\nRRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=-1SU\r\nEND:DAYLIGHT\r\nBEGIN:STANDARD\r\nTZOFFSETFROM:+0200\r\nTZOFFSETTO:+0100\r\nTZNAME:CET\r\nDTSTART:19701025T030000\r\nRRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=-1SU\r\nEND:STANDARD\r\nEND:VTIMEZONE\r\nBEGIN:VEVENT\r\nDTSTART;TZID=Europe/Berlin:20160419T130000\r\nSUMMARY:Test\r\nTRANSP:OPAQUE\r\nDTEND;TZID=Europe/Berlin:20160419T140000\r\nLAST-MODIFIED:20160419T074202Z\r\nDTSTAMP:20160419T074202Z\r\nCREATED:20160419T074202Z\r\nUID:2e468c48-7860-492e-bc52-92fa0daeeccf.1461051722310\r\nEND:VEVENT\r\nEND:VCALENDAR"],
+
                        'unknown class -> private' => [CalDavBackend::CLASSIFICATION_PRIVATE, 'classification', "BEGIN:VCALENDAR\r\nVERSION:2.0\r\nPRODID:-//dmfs.org//mimedir.icalendar//EN\r\nBEGIN:VTIMEZONE\r\nTZID:Europe/Berlin\r\nX-LIC-LOCATION:Europe/Berlin\r\nBEGIN:DAYLIGHT\r\nTZOFFSETFROM:+0100\r\nTZOFFSETTO:+0200\r\nTZNAME:CEST\r\nDTSTART:19700329T020000\r\nRRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=-1SU\r\nEND:DAYLIGHT\r\nBEGIN:STANDARD\r\nTZOFFSETFROM:+0200\r\nTZOFFSETTO:+0100\r\nTZNAME:CET\r\nDTSTART:19701025T030000\r\nRRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=-1SU\r\nEND:STANDARD\r\nEND:VTIMEZONE\r\nBEGIN:VEVENT\r\nDTSTART;TZID=Europe/Berlin:20160419T130000\r\nSUMMARY:Test\r\nCLASS:VERTRAULICH\r\nTRANSP:OPAQUE\r\nSTATUS:CONFIRMED\r\nDTEND;TZID=Europe/Berlin:20160419T140000\r\nLAST-MODIFIED:20160419T074202Z\r\nDTSTAMP:20160419T074202Z\r\nCREATED:20160419T074202Z\r\nUID:2e468c48-7860-492e-bc52-92fa0daeeccf.1461051722310\r\nEND:VEVENT\r\nEND:VCALENDAR"],
                ];
        }
@@ -1348,7 +1358,7 @@ EOD;
 
                // Create card
                $uri = static::getUniqueID('calobj');
-$calData = <<<EOD
+               $calData = <<<EOD
 BEGIN:VCALENDAR
 VERSION:2.0
 PRODID:Nextcloud Calendar
@@ -1371,7 +1381,7 @@ EOD;
                $this->assertEquals(1, count($changes['added']));
                $this->assertEmpty($changes['modified']);
                $this->assertEmpty($changes['deleted']);
-               
+
                // update the card
                $calData = <<<'EOD'
 BEGIN:VCALENDAR
@@ -1395,7 +1405,7 @@ EOD;
                $changes = $this->backend->getChangesForCalendar($calendarId, $syncToken, 100);
                $this->assertEmpty($changes['added']);
                $this->assertEquals(1, count($changes['modified']));
-               $this->assertEmpty($changes['deleted']);        
+               $this->assertEmpty($changes['deleted']);
 
                // Delete all but last change
                $deleted = $this->backend->pruneOutdatedSyncTokens(1);
@@ -1406,7 +1416,7 @@ EOD;
                $this->assertEmpty($changes['added']);
                $this->assertEquals(1, count($changes['modified']));
                $this->assertEmpty($changes['deleted']);
-               
+
                // Check that no crash occurs when prune is called without current changes
                $deleted = $this->backend->pruneOutdatedSyncTokens(1);
        }