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Export.php
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Export.php
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<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2022 Côme Chilliet <come.chilliet@nextcloud.com>
*
* @author Christopher Ng <chrng8@gmail.com>
* @author Côme Chilliet <come.chilliet@nextcloud.com>
*
* @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\UserMigration\Command;
use OC\Core\Command\Base;
use OCA\UserMigration\Service\UserMigrationService;
use OCA\UserMigration\TempExportDestination;
use OCP\ITempManager;
use OCP\IUser;
use OCP\IUserManager;
use OCP\UserMigration\IMigrator;
use Symfony\Component\Console\Command\HelpCommand;
use Symfony\Component\Console\Formatter\WrappableOutputFormatterInterface;
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\Style\SymfonyStyle;
class Export extends Base {
private IUserManager $userManager;
private UserMigrationService $migrationService;
private ITempManager $tempManager;
public function __construct(
IUserManager $userManager,
UserMigrationService $migrationService,
ITempManager $tempManager
) {
parent::__construct();
$this->userManager = $userManager;
$this->migrationService = $migrationService;
$this->tempManager = $tempManager;
}
protected function configure(): void {
$this
->setName('user:export')
->setDescription('Export a user.')
->addOption(
'list',
'l',
InputOption::VALUE_OPTIONAL,
'List the available data types, pass <comment>--list=full</comment> to show more information',
false,
)
->addOption(
'output',
null,
InputOption::VALUE_OPTIONAL,
'Output format (plain, json or json_pretty, default is plain)',
$this->defaultOutputFormat,
)
->addOption(
'types',
't',
InputOption::VALUE_REQUIRED,
'Comma-separated list of data type ids, pass <comment>--types=none</comment> to only export base user data',
false,
)
->addArgument(
'user',
InputArgument::OPTIONAL,
'user to export',
)
->addArgument(
'folder',
InputArgument::OPTIONAL,
'local folder to export into',
);
}
protected function execute(InputInterface $input, OutputInterface $output): int {
$io = new SymfonyStyle($input, $output);
/** @var WrappableOutputFormatterInterface $formatter */
$formatter = $io->getFormatter();
// Filter for only explicitly passed arguments
$args = array_filter(
$input->getArguments(),
fn (?string $value, string $arg) => $arg === 'command' ? false : !empty($value),
ARRAY_FILTER_USE_BOTH,
);
// Filter for only explicitly passed options
$options = array_filter(
$input->getOptions(),
fn ($value) => $value !== false,
);
// Show help if no arguments or options are passed
if (empty($args) && empty($options)) {
$help = new HelpCommand();
$help->setCommand($this);
return $help->run($input, $io);
}
$migrators = $this->migrationService->getMigrators();
$list = $input->getOption('list');
$outputOption = $input->getOption('output');
if ($list !== false) {
switch (true) {
case $list === null:
if ($outputOption !== static::OUTPUT_FORMAT_PLAIN) {
$this->writeArrayInOutputFormat($input, $io, array_map(fn (IMigrator $migrator) => $migrator->getId(), $migrators), '');
return 0;
}
$io->writeln(array_map(fn (IMigrator $migrator) => $migrator->getId(), $migrators));
return 0;
case $list === 'full':
if ($outputOption !== static::OUTPUT_FORMAT_PLAIN) {
$migratorMap = [];
foreach ($migrators as $migrator) {
$migratorMap[$migrator->getId()] = [
'name' => $migrator->getDisplayName(),
'description' => $migrator->getDescription(),
];
}
$this->writeArrayInOutputFormat($input, $io, $migratorMap, '');
return 0;
}
$io->table(
['Name', 'Id', 'Description'],
array_map(
fn (IMigrator $migrator) => [
$migrator->getDisplayName(),
$migrator->getId(),
'<comment>' . $formatter->formatAndWrap($migrator->getDescription(), 80) . '</comment>',
],
$migrators,
)
);
return 0;
default:
$io->error("Invalid list argument: \"$list\"");
return 1;
}
}
$selectedMigrators = null;
$types = $input->getOption('types');
if ($types !== false) {
$types = explode(',', $types);
if (count($types) === 1 && reset($types) === 'none') {
$selectedMigrators = [];
} else {
foreach ($types as $id) {
if (!in_array($id, array_map(fn (IMigrator $migrator) => $migrator->getId(), $migrators), true)) {
$io->error("Invalid type: \"$id\"");
return 1;
}
}
$selectedMigrators = $types;
}
}
$uid = $input->getArgument('user');
if (empty($uid)) {
$io->error('Missing user argument');
return 1;
}
$user = $this->userManager->get($uid);
if (!$user instanceof IUser) {
$io->error("Unknown user <$uid>");
return 1;
}
$folder = $input->getArgument('folder');
if (empty($folder)) {
$io->error('Missing folder argument');
return 1;
}
try {
if (!is_writable($folder)) {
$io->error("The target folder must exist and be writable by the web server user");
return 1;
}
$folder = realpath($folder);
$exportDestination = new TempExportDestination($this->tempManager);
$this->migrationService->export($exportDestination, $user, $selectedMigrators, $io);
$path = $exportDestination->getPath();
$exportName = $user->getUID().'_'.date('Y-m-d_H-i-s');
if (rename($path, $folder.'/'.$exportName.'.zip') === false) {
throw new \Exception("Failed to move $path to $folder/$exportName.zip");
}
$io->writeln("Export saved in $folder/$exportName.zip");
} catch (\Exception $e) {
if ($io->isDebug()) {
$io->error("$e");
} else {
$io->error($e->getMessage());
}
return $e->getCode() !== 0 ? (int)$e->getCode() : 1;
}
return 0;
}
}