feat: add command to clear contacts photo cache

Signed-off-by: Daniel Kesselberg <mail@danielkesselberg.de>

apps/dav/appinfo/info.xml

@@ -55,6 +55,7 @@
 	</repair-steps>
 
 	<commands>
+		<command>OCA\DAV\Command\ClearContactsPhotoCache</command>
 		<command>OCA\DAV\Command\CreateAddressBook</command>
 		<command>OCA\DAV\Command\CreateCalendar</command>
 		<command>OCA\DAV\Command\DeleteCalendar</command>

apps/dav/composer/composer/autoload_classmap.php

@@ -154,6 +154,7 @@ return array(
     'OCA\\DAV\\CardDAV\\UserAddressBooks' => $baseDir . '/../lib/CardDAV/UserAddressBooks.php',
     'OCA\\DAV\\CardDAV\\Validation\\CardDavValidatePlugin' => $baseDir . '/../lib/CardDAV/Validation/CardDavValidatePlugin.php',
     'OCA\\DAV\\CardDAV\\Xml\\Groups' => $baseDir . '/../lib/CardDAV/Xml/Groups.php',
+    'OCA\\DAV\\Command\\ClearContactsPhotoCache' => $baseDir . '/../lib/Command/ClearContactsPhotoCache.php',
     'OCA\\DAV\\Command\\CreateAddressBook' => $baseDir . '/../lib/Command/CreateAddressBook.php',
     'OCA\\DAV\\Command\\CreateCalendar' => $baseDir . '/../lib/Command/CreateCalendar.php',
     'OCA\\DAV\\Command\\DeleteCalendar' => $baseDir . '/../lib/Command/DeleteCalendar.php',

apps/dav/composer/composer/autoload_static.php

@@ -169,6 +169,7 @@ class ComposerStaticInitDAV
         'OCA\\DAV\\CardDAV\\UserAddressBooks' => __DIR__ . '/..' . '/../lib/CardDAV/UserAddressBooks.php',
         'OCA\\DAV\\CardDAV\\Validation\\CardDavValidatePlugin' => __DIR__ . '/..' . '/../lib/CardDAV/Validation/CardDavValidatePlugin.php',
         'OCA\\DAV\\CardDAV\\Xml\\Groups' => __DIR__ . '/..' . '/../lib/CardDAV/Xml/Groups.php',
+        'OCA\\DAV\\Command\\ClearContactsPhotoCache' => __DIR__ . '/..' . '/../lib/Command/ClearContactsPhotoCache.php',
         'OCA\\DAV\\Command\\CreateAddressBook' => __DIR__ . '/..' . '/../lib/Command/CreateAddressBook.php',
         'OCA\\DAV\\Command\\CreateCalendar' => __DIR__ . '/..' . '/../lib/Command/CreateCalendar.php',
         'OCA\\DAV\\Command\\DeleteCalendar' => __DIR__ . '/..' . '/../lib/Command/DeleteCalendar.php',

apps/dav/lib/Command/ClearContactsPhotoCache.php

@@ -0,0 +1,75 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * SPDX-FileCopyrightText: 2025 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+namespace OCA\DAV\Command;
+
+use OCP\Files\AppData\IAppDataFactory;
+use OCP\Files\NotPermittedException;
+use Symfony\Component\Console\Attribute\AsCommand;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Helper\ProgressBar;
+use Symfony\Component\Console\Helper\QuestionHelper;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Question\ConfirmationQuestion;
+
+#[AsCommand(
+	name: 'dav:clear-contacts-photo-cache',
+	description: 'Clear cached contact photos',
+	hidden: false,
+)]
+class ClearContactsPhotoCache extends Command {
+
+	public function __construct(
+		private IAppDataFactory $appDataFactory,
+	) {
+		parent::__construct();
+	}
+
+	protected function execute(InputInterface $input, OutputInterface $output): int {
+		$photoCacheAppData = $this->appDataFactory->get('dav-photocache');
+
+		$folders = $photoCacheAppData->getDirectoryListing();
+		$countFolders = count($folders);
+
+		if ($countFolders === 0) {
+			$output->writeln('No cached contact photos found.');
+			return self::SUCCESS;
+		}
+
+		$output->writeln('Found ' . count($folders) . ' cached contact photos.');
+
+		/** @var QuestionHelper $helper */
+		$helper = $this->getHelper('question');
+		$question = new ConfirmationQuestion('Please confirm to clear the contacts photo cache [y/n] ', true);
+
+		if ($helper->ask($input, $output, $question) === false) {
+			$output->writeln('Clearing the contacts photo cache aborted.');
+			return self::SUCCESS;
+		}
+
+		$progressBar = new ProgressBar($output, $countFolders);
+		$progressBar->start();
+
+		foreach ($folders as $folder) {
+			try {
+				$folder->delete();
+			} catch (NotPermittedException) {
+			}
+			$progressBar->advance();
+		}
+
+		$progressBar->finish();
+
+		$output->writeln('');
+		$output->writeln('Contacts photo cache cleared.');
+
+		return self::SUCCESS;
+	}
+}