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<?php
/**
*
* Precise Similar Topics
* @copyright (c) 2018 Matt Friedman
* @license GNU General Public License, version 2 (GPL-2.0)
*/
namespace vse\similartopics\migrations;
class release_postgres_support extends \phpbb\db\migration\migration
{
public function effectively_installed()
return $this->config->offsetExists('similar_topics_postgres_ts_name');
}
static public function depends_on()
return array('\vse\similartopics\migrations\release_1_4_3_data');
public function update_data()
return array(
array('config.add', array('similar_topics_postgres_ts_name',
($this->config->offsetExists('fulltext_postgres_ts_name')? $this->config['fulltext_postgres_ts_name'] : 'simple')
))
);
public function revert_data()
// Revert the storage engine back to the original setting if it was stored
array('if', array(
($this->db->get_sql_layer() === 'postgres'),
array('custom', array(array($this, 'revert_postgres_changes'))),
)),
* Drop the PostgreSQL FULLTEXT index on phpbb_topics.topic_title
public function revert_postgres_changes()
$fulltext = new \vse\similartopics\core\fulltext_support($this->db);
$indexes = $fulltext->get_pg_indexes();
if ($fulltext->is_postgres() && !empty($indexes))
foreach($indexes as $index)
$sql = 'DROP INDEX ' . $index;
$this->db->sql_query($sql);
iMattPro /
similartopics
