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

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<?php
/*
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2013 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__) . '/../../..'));
$shortoptions = 'i:n:a';
$longoptions = array('id=', 'nickname=', 'all');
$helptext = <<<END_OF_SILENCESPAMMER_HELP
silencespammer.php [options]
Users who post a lot of spam get silenced
-i --id ID of user to test and silence
-n --nickname nickname of the user to test and silence
-a --all All users
END_OF_SILENCESPAMMER_HELP;
require_once INSTALLDIR.'/scripts/commandline.inc';
function testAllUsers($filter, $minimum, $percent) {
$found = false;
$offset = 0;
$limit = 1000;
do {
$user = new User();
$user->orderBy('created');
$user->limit($offset, $limit);
$found = $user->find();
if ($found) {
while ($user->fetch()) {
try {
silencespammer($filter, $user, $minimum, $percent);
} catch (Exception $e) {
printfnq("ERROR testing user %s\n: %s", $user->nickname, $e->getMessage());
}
}
$offset += $found;
}
} while ($found > 0);
}
function silencespammer($filter, $user, $minimum, $percent) {
printfnq("Testing user %s\n", $user->nickname);
$profile = Profile::getKV('id', $user->id);
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if ($profile->isSilenced()) {
printfnq("Already silenced %s\n", $user->nickname);
return;
}
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$cnt = $profile->noticeCount();
if ($cnt < $minimum) {
printfnq("Only %d notices posted (minimum %d); skipping\n", $cnt, $minimum);
return;
}
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$ss = new Spam_score();
$ss->query(sprintf("SELECT count(*) as spam_count ".
"FROM notice join spam_score on notice.id = spam_score.notice_id ".
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"WHERE notice.profile_id = %d AND spam_score.is_spam = 1", $profile->id));
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while ($ss->fetch()) {
$spam_count = $ss->spam_count;
}
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$spam_percent = ($spam_count * 100.0 / $cnt);
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if ($spam_percent > $percent) {
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printfnq("Silencing user %s (%d/%d = %0.2f%% spam)\n", $user->nickname, $spam_count, $cnt, $spam_percent);
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try {
$profile->silence();
} catch(Exception $e) {
printfnq("Error: %s", $e->getMessage());
}
}
}
try {
$filter = null;
$minimum = 5;
$percent = 80;
Event::handle('GetSpamFilter', array(&$filter));
if (empty($filter)) {
throw new Exception(_("No spam filter."));
}
if (have_option('a', 'all')) {
testAllUsers($filter, $minimum, $percent);
} else {
$user = getUser();
silencespammer($filter, $user, $minimum, $percent);
}
} catch (Exception $e) {
print $e->getMessage()."\n";
exit(1);
}