friendica-github/src/Worker/MergeContact.php
2023-01-01 09:36:24 -05:00

125 lines
4 KiB
PHP

<?php
/**
* @copyright Copyright (C) 2010-2023, the Friendica project
*
* @license GNU AGPL version 3 or any later version
*
* 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 <https://www.gnu.org/licenses/>.
*
*/
namespace Friendica\Worker;
use Friendica\Core\Logger;
use Friendica\Database\DBA;
use Friendica\Database\DBStructure;
use Friendica\Model\Contact;
class MergeContact
{
/**
* Replace all occurences of the given contact id and replace it
*
* @param integer $new_cid New contact id
* @param integer $old_cid Old contact id
* @param integer $uid User id
*/
public static function execute(int $new_cid, int $old_cid, int $uid)
{
if (empty($new_cid) || empty($old_cid) || ($new_cid == $old_cid)) {
// Invalid request
return;
}
Logger::info('Handling duplicate', ['search' => $old_cid, 'replace' => $new_cid]);
foreach (['item', 'thread', 'post-user', 'post-thread-user'] as $table) {
if (DBStructure::existsTable($table)) {
DBA::update($table, ['contact-id' => $new_cid], ['contact-id' => $old_cid]);
}
}
DBA::update('mail', ['contact-id' => $new_cid], ['contact-id' => $old_cid]);
DBA::update('photo', ['contact-id' => $new_cid], ['contact-id' => $old_cid]);
DBA::update('event', ['cid' => $new_cid], ['cid' => $old_cid]);
// These fields only contain public contact entries (uid = 0)
if ($uid == 0) {
DBA::update('post-tag', ['cid' => $new_cid], ['cid' => $old_cid]);
DBA::delete('post-tag', ['cid' => $old_cid]);
foreach (['item', 'post', 'post-thread', 'post-user', 'post-thread-user'] as $table) {
if (DBStructure::existsTable($table)) {
DBA::update($table, ['author-id' => $new_cid], ['author-id' => $old_cid]);
DBA::update($table, ['owner-id' => $new_cid], ['owner-id' => $old_cid]);
DBA::update($table, ['causer-id' => $new_cid], ['causer-id' => $old_cid]);
}
}
if (DBStructure::existsTable('thread')) {
DBA::update('thread', ['author-id' => $new_cid], ['author-id' => $old_cid]);
DBA::update('thread', ['owner-id' => $new_cid], ['owner-id' => $old_cid]);
}
} else {
self::mergePersonalContacts($new_cid, $old_cid);
}
// Remove the duplicate
Contact::deleteById($old_cid);
}
/**
* Merge important fields between two contacts
*
* @param integer $first
* @param integer $duplicate
* @return void
*/
private static function mergePersonalContacts(int $first, int $duplicate)
{
$fields = ['self', 'remote_self', 'rel', 'prvkey', 'subhub', 'hub-verify', 'priority', 'writable', 'archive', 'pending',
'rating', 'notify_new_posts', 'fetch_further_information', 'ffi_keyword_denylist', 'block_reason'];
$c1 = Contact::getById($first, $fields);
$c2 = Contact::getById($duplicate, $fields);
$ctarget = $c1;
if ($c1['self'] || $c2['self']) {
return;
}
$ctarget['rel'] = $c1['rel'] | $c2['rel'];
foreach (['prvkey', 'hub-verify', 'priority', 'rating', 'fetch_further_information', 'ffi_keyword_denylist', 'block_reason'] as $field) {
$ctarget[$field] = $c1[$field] ?: $c2[$field];
}
foreach (['remote_self', 'subhub', 'writable', 'notify_new_posts'] as $field) {
$ctarget[$field] = $c1[$field] || $c2[$field];
}
foreach (['archive', 'pending'] as $field) {
$ctarget[$field] = $c1[$field] && $c2[$field];
}
$data = [];
foreach ($fields as $field) {
if ($ctarget[$field] != $c1[$field]) {
$data[$field] = $ctarget[$field];
}
}
if (empty($data)) {
return;
}
Contact::update($data, ['id' => $first]);
}
}