Skip to content

Commit

Permalink
Merge pull request #47412 from Luka-sama/feat/shares-reminder
Browse files Browse the repository at this point in the history
  • Loading branch information
skjnldsv authored Sep 3, 2024
2 parents f5f9691 + 2685501 commit f9fcc5b
Show file tree
Hide file tree
Showing 10 changed files with 484 additions and 3 deletions.
3 changes: 2 additions & 1 deletion apps/files_sharing/appinfo/info.xml
Original file line number Diff line number Diff line change
Expand Up @@ -14,7 +14,7 @@
Turning the feature off removes shared files and folders on the server for all share recipients, and also on the sync clients and mobile apps. More information is available in the Nextcloud Documentation.

</description>
<version>1.23.0</version>
<version>1.23.1</version>
<licence>agpl</licence>
<author>Michael Gapczynski</author>
<author>Bjoern Schiessle</author>
Expand All @@ -33,6 +33,7 @@ Turning the feature off removes shared files and folders on the server for all s
<background-jobs>
<job>OCA\Files_Sharing\DeleteOrphanedSharesJob</job>
<job>OCA\Files_Sharing\ExpireSharesJob</job>
<job>OCA\Files_Sharing\SharesReminderJob</job>
<job>OCA\Files_Sharing\BackgroundJob\FederatedSharesDiscoverJob</job>
</background-jobs>

Expand Down
2 changes: 2 additions & 0 deletions apps/files_sharing/composer/composer/autoload_classmap.php
Original file line number Diff line number Diff line change
Expand Up @@ -76,6 +76,7 @@
'OCA\\Files_Sharing\\Migration\\Version22000Date20210216084241' => $baseDir . '/../lib/Migration/Version22000Date20210216084241.php',
'OCA\\Files_Sharing\\Migration\\Version24000Date20220208195521' => $baseDir . '/../lib/Migration/Version24000Date20220208195521.php',
'OCA\\Files_Sharing\\Migration\\Version24000Date20220404142216' => $baseDir . '/../lib/Migration/Version24000Date20220404142216.php',
'OCA\\Files_Sharing\\Migration\\Version31000Date20240821142813' => $baseDir . '/../lib/Migration/Version31000Date20240821142813.php',
'OCA\\Files_Sharing\\MountProvider' => $baseDir . '/../lib/MountProvider.php',
'OCA\\Files_Sharing\\Notification\\Listener' => $baseDir . '/../lib/Notification/Listener.php',
'OCA\\Files_Sharing\\Notification\\Notifier' => $baseDir . '/../lib/Notification/Notifier.php',
Expand All @@ -87,6 +88,7 @@
'OCA\\Files_Sharing\\ShareBackend\\Folder' => $baseDir . '/../lib/ShareBackend/Folder.php',
'OCA\\Files_Sharing\\SharedMount' => $baseDir . '/../lib/SharedMount.php',
'OCA\\Files_Sharing\\SharedStorage' => $baseDir . '/../lib/SharedStorage.php',
'OCA\\Files_Sharing\\SharesReminderJob' => $baseDir . '/../lib/SharesReminderJob.php',
'OCA\\Files_Sharing\\Updater' => $baseDir . '/../lib/Updater.php',
'OCA\\Files_Sharing\\ViewOnly' => $baseDir . '/../lib/ViewOnly.php',
);
2 changes: 2 additions & 0 deletions apps/files_sharing/composer/composer/autoload_static.php
Original file line number Diff line number Diff line change
Expand Up @@ -91,6 +91,7 @@ class ComposerStaticInitFiles_Sharing
'OCA\\Files_Sharing\\Migration\\Version22000Date20210216084241' => __DIR__ . '/..' . '/../lib/Migration/Version22000Date20210216084241.php',
'OCA\\Files_Sharing\\Migration\\Version24000Date20220208195521' => __DIR__ . '/..' . '/../lib/Migration/Version24000Date20220208195521.php',
'OCA\\Files_Sharing\\Migration\\Version24000Date20220404142216' => __DIR__ . '/..' . '/../lib/Migration/Version24000Date20220404142216.php',
'OCA\\Files_Sharing\\Migration\\Version31000Date20240821142813' => __DIR__ . '/..' . '/../lib/Migration/Version31000Date20240821142813.php',
'OCA\\Files_Sharing\\MountProvider' => __DIR__ . '/..' . '/../lib/MountProvider.php',
'OCA\\Files_Sharing\\Notification\\Listener' => __DIR__ . '/..' . '/../lib/Notification/Listener.php',
'OCA\\Files_Sharing\\Notification\\Notifier' => __DIR__ . '/..' . '/../lib/Notification/Notifier.php',
Expand All @@ -102,6 +103,7 @@ class ComposerStaticInitFiles_Sharing
'OCA\\Files_Sharing\\ShareBackend\\Folder' => __DIR__ . '/..' . '/../lib/ShareBackend/Folder.php',
'OCA\\Files_Sharing\\SharedMount' => __DIR__ . '/..' . '/../lib/SharedMount.php',
'OCA\\Files_Sharing\\SharedStorage' => __DIR__ . '/..' . '/../lib/SharedStorage.php',
'OCA\\Files_Sharing\\SharesReminderJob' => __DIR__ . '/..' . '/../lib/SharesReminderJob.php',
'OCA\\Files_Sharing\\Updater' => __DIR__ . '/..' . '/../lib/Updater.php',
'OCA\\Files_Sharing\\ViewOnly' => __DIR__ . '/..' . '/../lib/ViewOnly.php',
);
Expand Down
Original file line number Diff line number Diff line change
@@ -0,0 +1,36 @@
<?php

declare(strict_types=1);

/**
* SPDX-FileCopyrightText: 2024 Nextcloud GmbH and Nextcloud contributors
* SPDX-License-Identifier: AGPL-3.0-or-later
*/

namespace OCA\Files_Sharing\Migration;

use Closure;
use OCP\DB\ISchemaWrapper;
use OCP\DB\Types;
use OCP\Migration\IOutput;
use OCP\Migration\SimpleMigrationStep;

class Version31000Date20240821142813 extends SimpleMigrationStep {

/**
* @param IOutput $output
* @param Closure(): ISchemaWrapper $schemaClosure
* @param array $options
* @return null|ISchemaWrapper
*/
public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
$schema = $schemaClosure();
$table = $schema->getTable('share');
$table->addColumn('reminder_sent', Types::BOOLEAN, [
'notnull' => false,
'default' => false,
]);
return $schema;
}

}
218 changes: 218 additions & 0 deletions apps/files_sharing/lib/SharesReminderJob.php
Original file line number Diff line number Diff line change
@@ -0,0 +1,218 @@
<?php

declare(strict_types=1);
/**
* SPDX-FileCopyrightText: 2024 Nextcloud GmbH and Nextcloud contributors
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
namespace OCA\Files_Sharing;

use OCP\AppFramework\Utility\ITimeFactory;
use OCP\BackgroundJob\TimedJob;
use OCP\Constants;
use OCP\DB\Exception;
use OCP\DB\QueryBuilder\IQueryBuilder;
use OCP\Defaults;
use OCP\Files\NotFoundException;
use OCP\IDBConnection;
use OCP\IL10N;
use OCP\IURLGenerator;
use OCP\IUserManager;
use OCP\L10N\IFactory;
use OCP\Mail\IEMailTemplate;
use OCP\Mail\IMailer;
use OCP\Share\Exceptions\ShareNotFound;
use OCP\Share\IManager;
use OCP\Share\IShare;
use OCP\Util;
use Psr\Log\LoggerInterface;

/**
* Send a reminder via email to the sharee(s) if the folder is still empty a predefined time before the expiration date
*/
class SharesReminderJob extends TimedJob {
private const SECONDS_BEFORE_REMINDER = 86400;
private const CHUNK_SIZE = 1000;

public function __construct(
ITimeFactory $time,
private readonly IDBConnection $db,
private readonly IManager $shareManager,
private readonly IUserManager $userManager,
private readonly LoggerInterface $logger,
private readonly IURLGenerator $urlGenerator,
private readonly IFactory $l10nFactory,
private readonly IMailer $mailer,
private readonly Defaults $defaults,
) {
parent::__construct($time);
$this->setInterval(3600);
}


/**
* Makes the background job do its work
*
* @param array $argument unused argument
* @throws Exception if a database error occurs
*/
public function run(mixed $argument): void {
foreach ($this->getShares() as $share) {
$reminderInfo = $this->prepareReminder($share);
if ($reminderInfo !== null) {
$this->sendReminder($reminderInfo);
}
}
}

/**
* Finds all shares of empty folders, for which the user has write permissions.
* The returned shares are of type user or email only, have expiration dates within the specified time frame
* and have not yet received a reminder.
*
* @return array<IShare>|\Iterator
* @throws Exception if a database error occurs
*/
private function getShares(): array|\Iterator {
$minDate = new \DateTime();
$maxDate = new \DateTime();
$maxDate->setTimestamp($maxDate->getTimestamp() + self::SECONDS_BEFORE_REMINDER);

$qb = $this->db->getQueryBuilder();
$qb->select('s.id', 's.share_type')
->from('share', 's')
->leftJoin('s', 'filecache', 'f', $qb->expr()->eq('f.parent', 's.file_source'))
->where(
$qb->expr()->andX(
$qb->expr()->orX(
$qb->expr()->eq('s.share_type', $qb->expr()->literal(IShare::TYPE_USER)),
$qb->expr()->eq('s.share_type', $qb->expr()->literal(IShare::TYPE_EMAIL))
),
$qb->expr()->eq('s.item_type', $qb->expr()->literal('folder')),
$qb->expr()->gte('s.expiration', $qb->createNamedParameter($minDate->format('Y-m-d H:i:s'))),
$qb->expr()->lt('s.expiration', $qb->createNamedParameter($maxDate->format('Y-m-d H:i:s'))),
$qb->expr()->eq('s.reminder_sent', $qb->createNamedParameter(
false, IQueryBuilder::PARAM_BOOL
)),
$qb->expr()->eq(
$qb->expr()->bitwiseAnd('s.permissions', Constants::PERMISSION_CREATE),
$qb->createNamedParameter(Constants::PERMISSION_CREATE, IQueryBuilder::PARAM_INT)
),
$qb->expr()->isNull('f.fileid')
)
)
->setMaxResults(SharesReminderJob::CHUNK_SIZE);

$sharesResult = $qb->executeQuery();
while ($share = $sharesResult->fetch()) {
if ((int)$share['share_type'] === IShare::TYPE_EMAIL) {
$id = "ocMailShare:$share[id]";
} else {
$id = "ocinternal:$share[id]";
}

try {
yield $this->shareManager->getShareById($id);
} catch (ShareNotFound) {
$this->logger->error("Share with ID $id not found.");
}
}
$sharesResult->closeCursor();
}

/**
* Retrieves and returns all the necessary data before sending a reminder.
* It also updates the reminder sent flag for the affected shares (to avoid multiple reminders).
*
* @param IShare $share Share that was obtained with {@link getShares}
* @return array|null Info needed to send a reminder
*/
private function prepareReminder(IShare $share): array|null {
$sharedWith = $share->getSharedWith();
$reminderInfo = [];
if ($share->getShareType() == IShare::TYPE_USER) {
$user = $this->userManager->get($sharedWith);
if ($user === null) {
return null;
}
$reminderInfo['email'] = $user->getEMailAddress();
$reminderInfo['userLang'] = $this->l10nFactory->getUserLanguage($user);
$reminderInfo['folderLink'] = $this->urlGenerator->linkToRouteAbsolute('files.view.index', [
'dir' => $share->getTarget()
]);
} else {
$reminderInfo['email'] = $sharedWith;
$reminderInfo['folderLink'] = $this->urlGenerator->linkToRouteAbsolute('files_sharing.sharecontroller.showShare', [
'token' => $share->getToken()
]);
}
if (empty($reminderInfo['email'])) {
return null;
}

try {
$reminderInfo['folderName'] = $share->getNode()->getName();
} catch (NotFoundException) {
$id = $share->getFullId();
$this->logger->error("File by share ID $id not found.");
}
$share->setReminderSent(true);
$this->shareManager->updateShare($share);
return $reminderInfo;
}

/**
* This method accepts data obtained by {@link prepareReminder} and sends reminder email.
*
* @param array $reminderInfo
* @return void
*/
private function sendReminder(array $reminderInfo): void {
$instanceName = $this->defaults->getName();
$from = [Util::getDefaultEmailAddress($instanceName) => $instanceName];
$l = $this->l10nFactory->get('files_sharing', $reminderInfo['userLang'] ?? null);
$emailTemplate = $this->generateEMailTemplate($l, [
'link' => $reminderInfo['folderLink'], 'name' => $reminderInfo['folderName']
]);

$message = $this->mailer->createMessage();
$message->setFrom($from);
$message->setTo([$reminderInfo['email']]);
$message->useTemplate($emailTemplate);
$errorText = "Sending email with share reminder to $reminderInfo[email] failed.";
try {
$failedRecipients = $this->mailer->send($message);
if (count($failedRecipients) > 0) {
$this->logger->error($errorText);
}
} catch (\Exception) {
$this->logger->error($errorText);
}
}

/**
* Returns the reminder email template
*
* @param IL10N $l
* @param array $folder Folder the user should be reminded of
* @return IEMailTemplate
*/
private function generateEMailTemplate(IL10N $l, array $folder): IEMailTemplate {
$emailTemplate = $this->mailer->createEMailTemplate('files_sharing.SharesReminder', [
'folder' => $folder,
]);
$emailTemplate->addHeader();
$emailTemplate->setSubject(
$l->t('Remember to upload the files to %s', [$folder['name']])
);
$emailTemplate->addBodyText($l->t(
'We would like to kindly remind you that you have not yet uploaded any files to the shared folder.'
));
$emailTemplate->addBodyButton(
$l->t('Open "%s"', [$folder['name']]),
$folder['link']
);
$emailTemplate->addFooter();
return $emailTemplate;
}
}
Loading

0 comments on commit f9fcc5b

Please sign in to comment.