add command to delete a file

Signed-off-by: Robin Appelman <robin@icewind.nl>

diff --git a/core/Command/Info/Delete.php b/core/Command/Info/Delete.php
new file mode 100644 (file)
index 0000000..867938b
--- /dev/null
+++ b/core/Command/Info/Delete.php
@@ -0,0 +1,115 @@
+<?php
+
+declare(strict_types=1);
+/**
+ * @copyright Copyright (c) 2023 Robin Appelman <robin@icewind.nl>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * 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
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OC\Core\Command\Info;
+
+use OCA\Files_Sharing\SharedStorage;
+use OCP\Files\Folder;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Helper\QuestionHelper;
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Input\InputOption;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Question\ConfirmationQuestion;
+
+class Delete extends Command {
+       private FileUtils $fileUtils;
+
+       public function __construct(FileUtils $fileUtils) {
+               $this->fileUtils = $fileUtils;
+               parent::__construct();
+       }
+
+       protected function configure(): void {
+               $this
+                       ->setName('info:file:delete')
+                       ->setDescription('Delete a file or folder')
+                       ->addArgument('file', InputArgument::REQUIRED, "File id or path")
+                       ->addOption('force', 'f', InputOption::VALUE_NONE, "Don't ask for configuration and don't output any warnings");
+       }
+
+       public function execute(InputInterface $input, OutputInterface $output): int {
+               $fileInput = $input->getArgument('file');
+               $inputIsId = is_numeric($fileInput);
+               $force = $input->getOption('force');
+               $node = $this->fileUtils->getNode($fileInput);
+
+               if (!$node) {
+                       $output->writeln("<error>file $fileInput not found</error>");
+                       return 1;
+               }
+
+               $deleteConfirmed = $force;
+               if (!$deleteConfirmed) {
+                       /** @var QuestionHelper $helper */
+                       $helper = $this->getHelper('question');
+                       $storage = $node->getStorage();
+                       if (!$inputIsId && $storage->instanceOfStorage(SharedStorage::class) && $node->getInternalPath() === '') {
+                               /** @var SharedStorage $storage */
+                               [,$user] = explode('/', $fileInput, 3);
+                               $question = new ConfirmationQuestion("<info>$fileInput</info> in a shared file, do you want to unshare the file <info>$user</info> instead of deleting the source file? [Y/n] ", true);
+                               if ($helper->ask($input, $output, $question)) {
+                                       $storage->unshareStorage();
+                                       return 0;
+                               } else {
+                                       $node = $storage->getShare()->getNode();
+                                       $output->writeln("");
+                               }
+                       }
+
+                       $filesByUsers = $this->fileUtils->getFilesByUser($node);
+                       if (count($filesByUsers) > 1) {
+                               $output->writeln("Warning: the provided file is accessible by more than one user");
+                               $output->writeln("  all of the following users will lose access to the file when deleted:");
+                               $output->writeln("");
+                               foreach ($filesByUsers as $user => $filesByUser) {
+                                       $output->writeln($user . ":");
+                                       foreach($filesByUser as $file) {
+                                               $output->writeln("  - " . $file->getPath());
+                                       }
+                               }
+                               $output->writeln("");
+                       }
+
+                       if ($node instanceof Folder) {
+                               $maybeContents = " and all it's contents";
+                       } else {
+                               $maybeContents = "";
+                       }
+                       $question = new ConfirmationQuestion("Delete " . $node->getPath() . $maybeContents . "? [y/N] ", false);
+                       $deleteConfirmed = $helper->ask($input, $output, $question);
+               }
+
+               if ($deleteConfirmed) {
+                       if ($node->isDeletable()) {
+                               $node->delete();
+                       } else {
+                               $output->writeln("<error>File cannot be deleted, insufficient permissions.</error>");
+                       }
+               }
+
+               return 0;
+       }
+
+}

diff --git a/core/Command/Info/Get.php b/core/Command/Info/Get.php
index a4323490c0b10e878aaa0f5d91b9607ea11a5ce1..f3ab5dde58af118a371690cbc94d9c6bb64fa06a 100644 (file)
--- a/core/Command/Info/Get.php
+++ b/core/Command/Info/Get.php
@@ -53,6 +53,11 @@ class Get extends Command {
                $outputName = $input->getOption('output');
                $node = $this->fileUtils->getNode($fileInput);
 
+               if (!$node) {
+                       $output->writeln("<error>file $fileInput not found</error>");
+                       return 1;
+               }
+
                if ($node instanceof File) {
                        $isTTY = stream_isatty(STDOUT);
                        if ($outputName === null && $isTTY && $node->getMimePart() !== 'text') {

diff --git a/core/register_command.php b/core/register_command.php
index a93acc2797e65e45de49919d5e5552d422bab94c..dfbaac8655159b85bfa6dc321908db6797581e78 100644 (file)
--- a/core/register_command.php
+++ b/core/register_command.php
@@ -106,6 +106,7 @@ if (\OC::$server->getConfig()->getSystemValue('installed', false)) {
        $application->add(\OC::$server->get(OC\Core\Command\Info\File::class));
        $application->add(\OC::$server->get(OC\Core\Command\Info\Space::class));
        $application->add(\OC::$server->get(OC\Core\Command\Info\Get::class));
+       $application->add(\OC::$server->get(OC\Core\Command\Info\Delete::class));
 
        $application->add(new OC\Core\Command\Db\ConvertType(\OC::$server->getConfig(), new \OC\DB\ConnectionFactory(\OC::$server->getSystemConfig())));
        $application->add(new OC\Core\Command\Db\ConvertMysqlToMB4(\OC::$server->getConfig(), \OC::$server->getDatabaseConnection(), \OC::$server->getURLGenerator(), \OC::$server->get(LoggerInterface::class)));