memories/lib/Command/Index.php

204 lines
6.0 KiB
PHP

<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2022, Varun Patil <radialapps@gmail.com>
* @author Varun Patil <radialapps@gmail.com>
* @license AGPL-3.0-or-later
*
* 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 OCA\Memories\Command;
use OCA\Memories\Db\TimelineWrite;
use OCA\Memories\Service;
use OCP\Files\IRootFolder;
use OCP\IConfig;
use OCP\IUser;
use OCP\IUserManager;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;
class IndexOpts
{
public bool $force = false;
public bool $clear = false;
public ?string $user = null;
public ?string $folder = null;
public function __construct(InputInterface $input)
{
$this->force = (bool) $input->getOption('force');
$this->clear = (bool) $input->getOption('clear');
$this->user = $input->getOption('user');
$this->folder = $input->getOption('folder');
}
}
class Index extends Command
{
/** @var int[][] */
protected array $sizes;
protected IUserManager $userManager;
protected IRootFolder $rootFolder;
protected IConfig $config;
protected Service\Index $indexer;
protected TimelineWrite $timelineWrite;
// IO
private InputInterface $input;
private OutputInterface $output;
// Command options
private IndexOpts $opts;
public function __construct(
IRootFolder $rootFolder,
IUserManager $userManager,
IConfig $config,
Service\Index $indexer,
TimelineWrite $timelineWrite
) {
parent::__construct();
$this->userManager = $userManager;
$this->rootFolder = $rootFolder;
$this->config = $config;
$this->indexer = $indexer;
$this->timelineWrite = $timelineWrite;
}
protected function configure(): void
{
$this
->setName('memories:index')
->setDescription('Generate photo entries')
->addOption('user', 'u', InputOption::VALUE_REQUIRED, 'Index only the specified user')
->addOption('folder', null, InputOption::VALUE_REQUIRED, 'Index only the specified folder (relative to the user\'s root)')
->addOption('force', 'f', InputOption::VALUE_NONE, 'Force refresh of existing index entries')
->addOption('clear', null, InputOption::VALUE_NONE, 'Clear all existing index entries')
;
}
protected function execute(InputInterface $input, OutputInterface $output): int
{
// Store input/output/opts for later use
$this->input = $input;
$this->output = $output;
$this->opts = new IndexOpts($input);
// Assign to indexer
$this->indexer->output = $output;
$this->indexer->section = $output->section();
try {
// Use static exiftool process
\OCA\Memories\Exif::ensureStaticExiftoolProc();
if (!Service\BinExt::testExiftool()) { // throws
throw new \Exception('exiftool could not be executed or test failed');
}
// Perform steps based on opts
$this->checkClear();
$this->checkForce();
// Run the indexer
$this->runIndex();
return 0;
} catch (\Exception $e) {
$this->output->writeln("<error>{$e->getMessage()}</error>");
return 1;
} finally {
\OCA\Memories\Exif::closeStaticExiftoolProc();
}
}
/**
* Check and act on the clear option if set.
*/
protected function checkClear(): void
{
if (!$this->opts->clear) {
return;
}
if ($this->input->isInteractive()) {
$this->output->write('Are you sure you want to clear the existing index? (y/N): ');
if ('y' !== trim(fgets(STDIN))) {
$this->output->writeln('Aborting');
exit;
}
}
$this->timelineWrite->clear();
$this->output->writeln('Cleared existing index');
}
/**
* Check and act on the force option if set.
*/
protected function checkForce(): void
{
if (!$this->opts->force) {
return;
}
$this->output->writeln('Forcing refresh of existing index entries');
$this->timelineWrite->orphanAll();
}
/**
* Run the indexer.
*/
protected function runIndex(): void
{
$this->runForUsers(function (IUser $user) {
try {
$uid = $user->getUID();
$this->output->writeln("Indexing user {$uid}");
$this->indexer->indexUser($uid, $this->opts->folder);
} catch (\Exception $e) {
$this->output->writeln("<error>{$e->getMessage()}</error>");
}
});
}
/**
* Run function for all users (or selected user if set).
*
* @param mixed $closure
*/
private function runForUsers($closure)
{
if ($uid = $this->opts->user) {
if ($user = $this->userManager->get($uid)) {
$closure($user);
} else {
$this->output->writeln("<error>User {$uid} not found</error>");
}
} else {
$this->userManager->callForSeenUsers(fn (IUser $user) => $closure($user));
}
}
}