nextcloud-server/apps/dav/lib/Service/ExampleContactService.php

133 lines
3.6 KiB
PHP

<?php
declare(strict_types=1);
/**
* SPDX-FileCopyrightText: 2025 Nextcloud GmbH and Nextcloud contributors
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
namespace OCA\DAV\Service;
use OCA\DAV\AppInfo\Application;
use OCA\DAV\CardDAV\CardDavBackend;
use OCP\AppFramework\Services\IAppConfig;
use OCP\Files\AppData\IAppDataFactory;
use OCP\Files\IAppData;
use OCP\Files\NotFoundException;
use Psr\Log\LoggerInterface;
use Symfony\Component\Uid\Uuid;
class ExampleContactService {
private readonly IAppData $appData;
public function __construct(
IAppDataFactory $appDataFactory,
private readonly IAppConfig $appConfig,
private readonly LoggerInterface $logger,
private readonly CardDavBackend $cardDav,
) {
$this->appData = $appDataFactory->get(Application::APP_ID);
}
public function isDefaultContactEnabled(): bool {
return $this->appConfig->getAppValueBool('enableDefaultContact', true);
}
public function setDefaultContactEnabled(bool $value): void {
$this->appConfig->setAppValueBool('enableDefaultContact', $value);
}
public function getCard(): ?string {
try {
$folder = $this->appData->getFolder('defaultContact');
} catch (NotFoundException $e) {
return null;
}
if (!$folder->fileExists('defaultContact.vcf')) {
return null;
}
return $folder->getFile('defaultContact.vcf')->getContent();
}
public function setCard(?string $cardData = null) {
try {
$folder = $this->appData->getFolder('defaultContact');
} catch (NotFoundException $e) {
$folder = $this->appData->newFolder('defaultContact');
}
$isCustom = true;
if (is_null($cardData)) {
$cardData = file_get_contents(__DIR__ . '/../ExampleContentFiles/exampleContact.vcf');
$isCustom = false;
}
if (!$cardData) {
throw new \Exception('Could not read exampleContact.vcf');
}
$file = (!$folder->fileExists('defaultContact.vcf')) ? $folder->newFile('defaultContact.vcf') : $folder->getFile('defaultContact.vcf');
$file->putContent($cardData);
$this->appConfig->setAppValueBool('hasCustomDefaultContact', $isCustom);
}
public function defaultContactExists(): bool {
try {
$folder = $this->appData->getFolder('defaultContact');
} catch (NotFoundException $e) {
return false;
}
return $folder->fileExists('defaultContact.vcf');
}
public function createDefaultContact(int $addressBookId): void {
if (!$this->isDefaultContactEnabled()) {
return;
}
try {
$folder = $this->appData->getFolder('defaultContact');
$defaultContactFile = $folder->getFile('defaultContact.vcf');
$data = $defaultContactFile->getContent();
} catch (\Exception $e) {
$this->logger->error('Couldn\'t get default contact file', ['exception' => $e]);
return;
}
// Make sure the UID is unique
$newUid = Uuid::v4()->toRfc4122();
$newRev = date('Ymd\THis\Z');
$vcard = \Sabre\VObject\Reader::read($data, \Sabre\VObject\Reader::OPTION_FORGIVING);
if ($vcard->UID) {
$vcard->UID->setValue($newUid);
} else {
$vcard->add('UID', $newUid);
}
if ($vcard->REV) {
$vcard->REV->setValue($newRev);
} else {
$vcard->add('REV', $newRev);
}
// Level 3 means that the document is invalid
// https://sabre.io/vobject/vcard/#validating-vcard
$level3Warnings = array_filter($vcard->validate(), static function ($warning) {
return $warning['level'] === 3;
});
if (!empty($level3Warnings)) {
$this->logger->error('Default contact is invalid', ['warnings' => $level3Warnings]);
return;
}
try {
$this->cardDav->createCard($addressBookId, 'default', $vcard->serialize(), false);
} catch (\Exception $e) {
$this->logger->error($e->getMessage(), ['exception' => $e]);
}
}
}