Filter confidential calendar objects in shared calendars

Filter private calendar objects in shared calendars
This commit is contained in:
Thomas Müller 2016-05-31 18:10:31 +02:00
parent 082f456b8b
commit bfcd1dc49c
No known key found for this signature in database
GPG Key ID: A943788A3BBEC44C
5 changed files with 322 additions and 7 deletions

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@ -72,7 +72,3 @@ Options -Indexes
<IfModule pagespeed_module>
ModPagespeed Off
</IfModule>
#### DO NOT CHANGE ANYTHING ABOVE THIS LINE ####
ErrorDocument 403 /core/templates/403.php
ErrorDocument 404 /core/templates/404.php

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@ -504,7 +504,7 @@ class CalDavBackend extends AbstractBackend implements SyncSupport, Subscription
'calendarid' => $row['calendarid'],
'size' => (int)$row['size'],
'component' => strtolower($row['componenttype']),
'classification'=> $row['classification']
'classification'=> (int)$row['classification']
];
}
@ -548,7 +548,7 @@ class CalDavBackend extends AbstractBackend implements SyncSupport, Subscription
'size' => (int)$row['size'],
'calendardata' => $this->readBlob($row['calendardata']),
'component' => strtolower($row['componenttype']),
'classification'=> $row['classification']
'classification'=> (int)$row['classification']
];
}
@ -586,7 +586,7 @@ class CalDavBackend extends AbstractBackend implements SyncSupport, Subscription
'size' => (int)$row['size'],
'calendardata' => $this->readBlob($row['calendardata']),
'component' => strtolower($row['componenttype']),
'classification' => $row['classification']
'classification' => (int)$row['classification']
];
}

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@ -26,6 +26,7 @@ use OCA\DAV\DAV\Sharing\IShareable;
use OCP\IL10N;
use Sabre\CalDAV\Backend\BackendInterface;
use Sabre\DAV\Exception\Forbidden;
use Sabre\DAV\Exception\NotFound;
use Sabre\DAV\PropPatch;
class Calendar extends \Sabre\CalDAV\Calendar implements IShareable {
@ -162,6 +163,78 @@ class Calendar extends \Sabre\CalDAV\Calendar implements IShareable {
parent::propPatch($propPatch);
}
function getChild($name) {
$obj = $this->caldavBackend->getCalendarObject($this->calendarInfo['id'], $name);
if (!$obj) {
throw new NotFound('Calendar object not found');
}
if ($this->isShared() && $obj['classification'] === CalDavBackend::CLASSIFICATION_PRIVATE) {
throw new NotFound('Calendar object not found');
}
$obj['acl'] = $this->getChildACL();
return new CalendarObject($this->caldavBackend, $this->calendarInfo, $obj);
}
function getChildren() {
$objs = $this->caldavBackend->getCalendarObjects($this->calendarInfo['id']);
$children = [];
foreach ($objs as $obj) {
if ($this->isShared() && $obj['classification'] === CalDavBackend::CLASSIFICATION_PRIVATE) {
continue;
}
$obj['acl'] = $this->getChildACL();
$children[] = new CalendarObject($this->caldavBackend, $this->calendarInfo, $obj);
}
return $children;
}
function getMultipleChildren(array $paths) {
$objs = $this->caldavBackend->getMultipleCalendarObjects($this->calendarInfo['id'], $paths);
$children = [];
foreach ($objs as $obj) {
if ($this->isShared() && $obj['classification'] === CalDavBackend::CLASSIFICATION_PRIVATE) {
continue;
}
$obj['acl'] = $this->getChildACL();
$children[] = new CalendarObject($this->caldavBackend, $this->calendarInfo, $obj);
}
return $children;
}
function childExists($name) {
$obj = $this->caldavBackend->getCalendarObject($this->calendarInfo['id'], $name);
if (!$obj) {
return false;
}
if ($this->isShared() && $obj['classification'] === CalDavBackend::CLASSIFICATION_PRIVATE) {
return false;
}
return true;
}
function calendarQuery(array $filters) {
$uris = $this->caldavBackend->calendarQuery($this->calendarInfo['id'], $filters);
if ($this->isShared()) {
return array_filter($uris, function ($uri) {
return $this->childExists($uri);
});
}
return $uris;
}
private function canWrite() {
if (isset($this->calendarInfo['{http://owncloud.org/ns}read-only'])) {
return !$this->calendarInfo['{http://owncloud.org/ns}read-only'];
@ -169,4 +242,8 @@ class Calendar extends \Sabre\CalDAV\Calendar implements IShareable {
return true;
}
private function isShared() {
return isset($this->calendarInfo['{http://owncloud.org/ns}owner-principal']);
}
}

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@ -0,0 +1,92 @@
<?php
/**
* @author Thomas Müller <thomas.mueller@tmit.eu>
*
* @copyright Copyright (c) 2016, ownCloud, Inc.
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
namespace OCA\DAV\CalDAV;
use Sabre\VObject\Component;
use Sabre\VObject\Property;
use Sabre\VObject\Reader;
class CalendarObject extends \Sabre\CalDAV\CalendarObject {
/**
* @inheritdoc
*/
function get() {
$data = parent::get();
if ($this->isShared() && $this->objectData['classification'] === CalDavBackend::CLASSIFICATION_CONFIDENTIAL) {
return $this->createConfidentialObject($data);
}
return $data;
}
private function isShared() {
return isset($this->calendarInfo['{http://owncloud.org/ns}owner-principal']);
}
/**
* @param string $calData
* @return string
*/
private static function createConfidentialObject($calData) {
$vObject = Reader::read($calData);
/** @var Component $vElement */
$vElement = null;
if(isset($vObject->VEVENT)) {
$vElement = $vObject->VEVENT;
}
if(isset($vObject->VJOURNAL)) {
$vElement = $vObject->VJOURNAL;
}
if(isset($vObject->VTODO)) {
$vElement = $vObject->VTODO;
}
if(!is_null($vElement)) {
foreach ($vElement->children as &$property) {
/** @var Property $property */
switch($property->name) {
case 'CREATED':
case 'DTSTART':
case 'RRULE':
case 'DURATION':
case 'DTEND':
case 'CLASS':
case 'UID':
break;
case 'SUMMARY':
$property->setValue('Busy');
break;
default:
$vElement->__unset($property->name);
unset($property);
break;
}
}
}
return $vObject->serialize();
}
}

View File

@ -27,6 +27,7 @@ use OCA\DAV\CalDAV\CalDavBackend;
use OCA\DAV\CalDAV\Calendar;
use OCP\IL10N;
use Sabre\DAV\PropPatch;
use Sabre\VObject\Reader;
use Test\TestCase;
class CalendarTest extends TestCase {
@ -189,4 +190,153 @@ class CalendarTest extends TestCase {
'birthday calendar' => [false, false, false, BirthdayService::BIRTHDAY_CALENDAR_URI]
];
}
/**
* @dataProvider providesConfidentialClassificationData
* @param $expectedChildren
* @param $isShared
*/
public function testPrivateClassification($expectedChildren, $isShared) {
$calObject0 = ['uri' => 'event-0', 'classification' => CalDavBackend::CLASSIFICATION_PUBLIC];
$calObject1 = ['uri' => 'event-1', 'classification' => CalDavBackend::CLASSIFICATION_CONFIDENTIAL];
$calObject2 = ['uri' => 'event-2', 'classification' => CalDavBackend::CLASSIFICATION_PRIVATE];
/** @var \PHPUnit_Framework_MockObject_MockObject | CalDavBackend $backend */
$backend = $this->getMockBuilder('OCA\DAV\CalDAV\CalDavBackend')->disableOriginalConstructor()->getMock();
$backend->expects($this->any())->method('getCalendarObjects')->willReturn([
$calObject0, $calObject1, $calObject2
]);
$backend->expects($this->any())->method('getMultipleCalendarObjects')
->with(666, ['event-0', 'event-1', 'event-2'])
->willReturn([
$calObject0, $calObject1, $calObject2
]);
$backend->expects($this->any())->method('getCalendarObject')
->willReturn($calObject2)->with(666, 'event-2');
$calendarInfo = [
'principaluri' => 'user2',
'id' => 666,
'uri' => 'cal',
];
if ($isShared) {
$calendarInfo['{http://owncloud.org/ns}owner-principal'] = 'user1';
}
$c = new Calendar($backend, $calendarInfo, $this->l10n);
$children = $c->getChildren();
$this->assertEquals($expectedChildren, count($children));
$children = $c->getMultipleChildren(['event-0', 'event-1', 'event-2']);
$this->assertEquals($expectedChildren, count($children));
$this->assertEquals(!$isShared, $c->childExists('event-2'));
}
/**
* @dataProvider providesConfidentialClassificationData
* @param $expectedChildren
* @param $isShared
*/
public function testConfidentialClassification($expectedChildren, $isShared) {
$start = '20160609';
$end = '20160610';
$calData = <<<EOD
BEGIN:VCALENDAR
PRODID:-//ownCloud calendar v1.2.2
BEGIN:VEVENT
CREATED:20160602T133732
DTSTAMP:20160602T133732
LAST-MODIFIED:20160602T133732
UID:wej2z68l9h
SUMMARY:Test Event
LOCATION:Somewhere ...
ATTENDEE;ROLE=REQ-PARTICIPANT;PARTSTAT=NEEDS-ACTION;CUTYPE=INDIVIDUAL;CN=de
epdiver:MAILTO:thomas.mueller@tmit.eu
ORGANIZER;CN=deepdiver:MAILTO:thomas.mueller@tmit.eu
DESCRIPTION:maybe ....
DTSTART;TZID=Europe/Berlin;VALUE=DATE:$start
DTEND;TZID=Europe/Berlin;VALUE=DATE:$end
RRULE:FREQ=DAILY
BEGIN:VALARM
ACTION:AUDIO
TRIGGER:-PT15M
END:VALARM
END:VEVENT
BEGIN:VTIMEZONE
TZID:Europe/Berlin
BEGIN:DAYLIGHT
DTSTART:19810329T020000
RRULE:FREQ=YEARLY;BYMONTH=3;BYDAY=-1SU
TZNAME:MESZ
TZOFFSETFROM:+0100
TZOFFSETTO:+0200
END:DAYLIGHT
BEGIN:STANDARD
DTSTART:19961027T030000
RRULE:FREQ=YEARLY;BYMONTH=10;BYDAY=-1SU
TZNAME:MEZ
TZOFFSETFROM:+0200
TZOFFSETTO:+0100
END:STANDARD
END:VTIMEZONE
END:VCALENDAR
EOD;
$calObject0 = ['uri' => 'event-0', 'classification' => CalDavBackend::CLASSIFICATION_PUBLIC];
$calObject1 = ['uri' => 'event-1', 'classification' => CalDavBackend::CLASSIFICATION_CONFIDENTIAL, 'calendardata' => $calData];
$calObject2 = ['uri' => 'event-2', 'classification' => CalDavBackend::CLASSIFICATION_PRIVATE];
/** @var \PHPUnit_Framework_MockObject_MockObject | CalDavBackend $backend */
$backend = $this->getMockBuilder('OCA\DAV\CalDAV\CalDavBackend')->disableOriginalConstructor()->getMock();
$backend->expects($this->any())->method('getCalendarObjects')->willReturn([
$calObject0, $calObject1, $calObject2
]);
$backend->expects($this->any())->method('getMultipleCalendarObjects')
->with(666, ['event-0', 'event-1', 'event-2'])
->willReturn([
$calObject0, $calObject1, $calObject2
]);
$backend->expects($this->any())->method('getCalendarObject')
->willReturn($calObject1)->with(666, 'event-1');
$calendarInfo = [
'principaluri' => 'user2',
'id' => 666,
'uri' => 'cal',
];
if ($isShared) {
$calendarInfo['{http://owncloud.org/ns}owner-principal'] = 'user1';
}
$c = new Calendar($backend, $calendarInfo, $this->l10n);
// test private event
$privateEvent = $c->getChild('event-1');
$calData = $privateEvent->get();
$event = Reader::read($calData);
$this->assertEquals($start, $event->VEVENT->DTSTART->getValue());
$this->assertEquals($end, $event->VEVENT->DTEND->getValue());
if ($isShared) {
$this->assertEquals('Busy', $event->VEVENT->SUMMARY->getValue());
$this->assertArrayNotHasKey('ATTENDEE', $event->VEVENT);
$this->assertArrayNotHasKey('LOCATION', $event->VEVENT);
$this->assertArrayNotHasKey('DESCRIPTION', $event->VEVENT);
$this->assertArrayNotHasKey('ORGANIZER', $event->VEVENT);
} else {
$this->assertEquals('Test Event', $event->VEVENT->SUMMARY->getValue());
}
}
public function providesConfidentialClassificationData() {
return [
[3, false],
[2, true]
];
}
}