gnu-social/scripts/clean_profiles.php

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#!/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/>.
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define('INSTALLDIR', dirname(__DIR__));
define('PUBLICDIR', INSTALLDIR . DIRECTORY_SEPARATOR . 'public');
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$shortoptions = 'y';
$longoptions = ['yes'];
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$helptext = <<<END_OF_HELP
clean_profiles.php [options]
Deletes all profile table entries where the profile does not occur in the
notice table, is not a group and is not a local user.
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WARNING: This has not been tested thoroughly. Maybe we've missed a table to compare somewhere.
-y --yes do not wait for confirmation
END_OF_HELP;
require_once INSTALLDIR . '/scripts/commandline.inc';
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if (!have_option('y', 'yes')) {
print "About to delete profiles that we think are useless to save. Are you sure? [y/N] ";
$response = fgets(STDIN);
if (strtolower(trim($response)) != 'y') {
print "Aborting.\n";
exit(0);
}
}
echo 'Deleting';
$user_table = common_database_tablename('user');
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$profile = new Profile();
$profile->query(
<<<END
SELECT profile.*
FROM profile
LEFT JOIN (
SELECT profile_id AS id FROM notice
UNION ALL
SELECT id FROM {$user_table}
UNION ALL
SELECT profile_id AS id FROM user_group
UNION ALL
SELECT subscriber FROM subscription
UNION ALL
SELECT subscribed FROM subscription
) AS t1 USING (id)
WHERE t1.id IS NULL
END
);
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while ($profile->fetch()) {
echo ' '.$profile->getID().':'.$profile->getNickname();
$profile->delete();
}
print "\nDONE.\n";