gnu-social/plugins/ActivitySpam/scripts/trainuser.php

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<?php
/*
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2012 StatusNet, Inc.
*
* 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/>.
*/
define('INSTALLDIR', realpath(dirname(__FILE__) . '/../../..'));
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$shortoptions = 'i:n:t:';
$longoptions = array('id=', 'nickname=', 'category=');
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$helptext = <<<END_OF_TRAINUSER_HELP
trainuser.php [options]
Train user activities against the spam filter
-i --id ID of user to export
-n --nickname nickname of the user to export
-t --category Category; one of "spam" or "ham"
END_OF_TRAINUSER_HELP;
require_once INSTALLDIR.'/scripts/commandline.inc';
function trainUser($filter, $user, $category) {
printfnq("Training user %s\n", $user->nickname);
$profile = Profile::getKV('id', $user->id);
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$str = new ProfileNoticeStream($profile, $profile);
$offset = 0;
$limit = 100;
do {
$notice = $str->getNotices($offset, $limit);
while ($notice->fetch()) {
try {
printfv("Training notice %d...", $notice->id);
$filter->trainOnError($notice, $category);
$result = $filter->test($notice);
$score = Spam_score::save($notice, $result);
printfv("%s\n", ($result->isSpam) ? "SPAM" : "HAM");
} catch (Exception $e) {
printfnq("ERROR training notice %d\n: %s", $notice->id, $e->getMessage());
}
}
$offset += $notice->N;
} while ($notice->N > 0);
}
try {
$filter = null;
Event::handle('GetSpamFilter', array(&$filter));
if (empty($filter)) {
throw new Exception(_("No spam filter."));
}
$user = getUser();
$category = get_option_value('t', 'category');
if ($category !== SpamFilter::HAM &&
$category !== SpamFilter::SPAM) {
throw new Exception(_("No such category."));
}
trainUser($filter, $user, $category);
} catch (Exception $e) {
print $e->getMessage()."\n";
exit(1);
}