gnu-social/plugins/OStatus/scripts/fixup-shadow.php

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#!/usr/bin/env php
<?php
/*
* StatusNet - a distributed open-source microblogging tool
* Copyright (C) 2010 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__) . '/../../..'));
$longoptions = array('dry-run');
$helptext = <<<END_OF_USERROLE_HELP
fixup_shadow.php [options]
Patches up stray ostatus_profile entries with corrupted shadow entries
for local users and groups.
--dry-run look but don't touch
END_OF_USERROLE_HELP;
require_once INSTALLDIR.'/scripts/commandline.inc';
$dry = have_option('dry-run');
// Look for user.uri matches... These may not match up with the current
// URL schema if the site has changed names.
echo "Checking for bogus ostatus_profile entries matching user.uri...\n";
$user = new User();
$oprofile = new Ostatus_profile();
$user->joinAdd($oprofile, 'INNER', 'oprofile', 'uri');
$user->find();
$count = $user->N;
echo "Found $count...\n";
while ($user->fetch()) {
$uri = $user->uri;
echo "user $user->id ($user->nickname) hidden by $uri";
if ($dry) {
echo " - skipping\n";
} else {
echo " - removing bogus ostatus_profile entry...";
$evil = Ostatus_profile::getKV('uri', $uri);
$evil->delete();
echo " ok\n";
}
}
echo "\n";
// Also try user_group.uri matches for local groups.
// Not all group entries will have this filled out, though, as it's new!
echo "Checking for bogus ostatus_profile entries matching local user_group.uri...\n";
$group = new User_group();
$group->joinAdd(array('uri', 'ostatus_profile:uri'));
$group->joinAdd(array('id', 'local_group:group_id'));
$group->find();
$count = $group->N;
echo "Found $count...\n";
while ($group->fetch()) {
$uri = $group->uri;
echo "group $group->id ($group->nickname) hidden by $uri";
if ($dry) {
echo " - skipping\n";
} else {
echo " - removing bogus ostatus_profile entry...";
$evil = Ostatus_profile::getKV('uri', $uri);
$evil->delete();
echo " ok\n";
}
}
echo "\n";
// And there may be user_group entries remaining where we've already killed
// the ostatus_profile. These were "harmless" until our lookup started actually
// using the uri field, at which point we can clearly see it breaks stuff.
echo "Checking for leftover bogus user_group.uri entries obscuring local_group entries...\n";
$group = new User_group();
$group->joinAdd(array('id', 'local_group:group_id'), 'LEFT');
$group->whereAdd('group_id IS NULL');
$marker = mt_rand(31337, 31337000);
$groupTemplate = common_local_url('groupbyid', array('id' => $marker));
$encGroup = $group->escape($groupTemplate, true);
$encGroup = str_replace($marker, '%', $encGroup);
echo " LIKE '$encGroup'\n";
$group->whereAdd("uri LIKE '$encGroup'");
$group->find();
$count = $group->N;
echo "Found $count...\n";
while ($group->fetch()) {
$uri = $group->uri;
if (preg_match('!/group/(\d+)/id!', $uri, $matches)) {
$id = intval($matches[1]);
$local = Local_group::getKV('group_id', $id);
if ($local) {
$nick = $local->nickname;
} else {
$nick = '<deleted>';
}
echo "local group $id ($local->nickname) hidden by $uri (bogus group id $group->id)";
if ($dry) {
echo " - skipping\n";
} else {
echo " - removing bogus user_group entry...";
$evil = User_group::getKV('id', $group->id);
$evil->delete();
echo " ok\n";
}
}
}
echo "\n";
// Fallback?
echo "Checking for bogus profiles blocking local users/groups by URI pattern match...\n";
$oprofile = new Ostatus_profile();
$marker = mt_rand(31337, 31337000);
$profileTemplate = common_local_url('userbyid', array('id' => $marker));
$encProfile = $oprofile->escape($profileTemplate, true);
$encProfile = str_replace($marker, '%', $encProfile);
echo " LIKE '$encProfile'\n";
$groupTemplate = common_local_url('groupbyid', array('id' => $marker));
$encGroup = $oprofile->escape($groupTemplate, true);
$encGroup = str_replace($marker, '%', $encGroup);
echo " LIKE '$encGroup'\n";
$sql = "SELECT * FROM ostatus_profile WHERE uri LIKE '%s' OR uri LIKE '%s'";
$oprofile->query(sprintf($sql, $encProfile, $encGroup));
$count = $oprofile->N;
echo "Found $count...\n";
while ($oprofile->fetch()) {
$uri = $oprofile->uri;
if (preg_match('!/group/(\d+)/id!', $oprofile->uri, $matches)) {
$id = intval($matches[1]);
$group = Local_group::getKV('group_id', $id);
if ($group) {
$nick = $group->nickname;
} else {
$nick = '<deleted>';
}
echo "group $id ($nick) hidden by $uri";
} else if (preg_match('!/user/(\d+)!', $uri, $matches)) {
$id = intval($matches[1]);
$user = User::getKV('id', $id);
if ($user) {
$nick = $user->nickname;
} else {
$nick = '<deleted>';
}
echo "user $id ($nick) hidden by $uri";
} else {
echo "$uri matched query, but we don't recognize it.\n";
continue;
}
if ($dry) {
echo " - skipping\n";
} else {
echo " - removing bogus ostatus_profile entry...";
$evil = clone($oprofile);
$evil->delete();
echo " ok\n";
}
}
if ($count && $dry) {
echo "NO CHANGES MADE -- To delete the bogus entries, run again without --dry-run option.\n";
} else {
echo "done.\n";
}