#!/usr/bin/env php
<?php
// This file is part of GNU social - https://www.gnu.org/software/social
//
// GNU social 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.
//
// GNU social 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 GNU social.  If not, see <http://www.gnu.org/licenses/>.

/**
 * StoreRemoteMediaPlugin
 *
 * @category  Plugin
 * @package   GNUsocial
 * @author    Diogo Peralta Cordeiro <mail+gnusocial@diogo.site>
 * @author    Alexei Sorokin
 * @copyright 2018-2021 Free Software Foundation, Inc http://www.fsf.org
 * @license   https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
 */

define('INSTALLDIR', dirname(__DIR__, 3));
define('PUBLICDIR', INSTALLDIR . DIRECTORY_SEPARATOR . 'public');

$shortoptions = 'l::a::i';
$longoptions = ['limit=', 'all', 'image'];

$helptext = <<<END_OF_HELP
remove_remote_media.php [options]
Removes remote media. Thumbs will be removed as well.

    -l --limit [date]  This is a timestamp, format is: yyyy-mm-dd (optional time hh:mm:ss may be provided)

END_OF_HELP;

require_once INSTALLDIR . '/scripts/commandline.inc';

$quiet = have_option('q', 'quiet');

if (!have_option('l', 'limit')) {
    echo "You must provide a limit!\n\n";
    show_help();
    exit(1);
}
$max_date = get_option_value('l', 'limit');
if (empty($max_date)) {
    echo "Invalid empty limit!";
    exit(1);
}

$fn = new DB_DataObject();
$fn->query(sprintf(
    <<<'END'
    SELECT file_to_post.file_id
      FROM file_to_post
      INNER JOIN file ON file_to_post.file_id = file.id
      INNER JOIN notice ON file_to_post.post_id = notice.id
      WHERE notice.is_local = 0 AND notice.modified <= '%3$s'
      GROUP BY file_to_post.file_id
      ORDER BY MAX(notice.modified)
    END,
    $fn->escape($max_date)
));

while ($fn->fetch()) {
    $file = File::getByID($fn->file_id);
    $file_info_id = $file->getID();
    // Delete current file
    $file->delete();
    if (!$quiet) {
        echo "Deleted file with id: {$file_info_id}\n";
    }
}