require_once __DIR__ . '/Maintenance.php';
-use Wikimedia\Rdbms\IMaintainableDatabase;
use Wikimedia\Rdbms\DatabaseSqlite;
/**
class RebuildTextIndex extends Maintenance {
const RTI_CHUNK_SIZE = 500;
- /**
- * @var IMaintainableDatabase
- */
- private $db;
-
public function __construct() {
parent::__construct();
$this->addDescription( 'Rebuild search index table from scratch' );
public function execute() {
// Shouldn't be needed for Postgres
- $this->db = $this->getDB( DB_MASTER );
- if ( $this->db->getType() == 'postgres' ) {
+ $dbw = $this->getDB( DB_MASTER );
+ if ( $dbw->getType() == 'postgres' ) {
$this->fatalError( "This script is not needed when using Postgres.\n" );
}
- if ( $this->db->getType() == 'sqlite' ) {
+ if ( $dbw->getType() == 'sqlite' ) {
if ( !DatabaseSqlite::getFulltextSearchModule() ) {
$this->fatalError( "Your version of SQLite module for PHP doesn't "
. "support full-text search (FTS3).\n" );
}
- if ( !$this->db->checkForEnabledSearch() ) {
- $this->fatalError( "Your database schema is not configured for "
- . "full-text search support. Run update.php.\n" );
- }
}
- if ( $this->db->getType() == 'mysql' ) {
+ if ( $dbw->getType() == 'mysql' ) {
$this->dropMysqlTextIndex();
$this->clearSearchIndex();
$this->populateSearchIndex();
* Populates the search index with content from all pages
*/
protected function populateSearchIndex() {
- $res = $this->db->select( 'page', 'MAX(page_id) AS count' );
- $s = $this->db->fetchObject( $res );
+ $dbw = $this->getDB( DB_MASTER );
+ $res = $dbw->select( 'page', 'MAX(page_id) AS count' );
+ $s = $dbw->fetchObject( $res );
$count = $s->count;
$this->output( "Rebuilding index fields for {$count} pages...\n" );
$n = 0;
}
$end = $n + self::RTI_CHUNK_SIZE - 1;
- $res = $this->db->select(
+ $res = $dbw->select(
$revQuery['tables'],
$revQuery['fields'],
[ "page_id BETWEEN $n AND $end", 'page_latest = rev_id' ],
* (MySQL only) Drops fulltext index before populating the table.
*/
private function dropMysqlTextIndex() {
- $searchindex = $this->db->tableName( 'searchindex' );
- if ( $this->db->indexExists( 'searchindex', 'si_title', __METHOD__ ) ) {
+ $dbw = $this->getDB( DB_MASTER );
+ $searchindex = $dbw->tableName( 'searchindex' );
+ if ( $dbw->indexExists( 'searchindex', 'si_title', __METHOD__ ) ) {
$this->output( "Dropping index...\n" );
$sql = "ALTER TABLE $searchindex DROP INDEX si_title, DROP INDEX si_text";
- $this->db->query( $sql, __METHOD__ );
+ $dbw->query( $sql, __METHOD__ );
}
}
* (MySQL only) Adds back fulltext index after populating the table.
*/
private function createMysqlTextIndex() {
- $searchindex = $this->db->tableName( 'searchindex' );
+ $dbw = $this->getDB( DB_MASTER );
+ $searchindex = $dbw->tableName( 'searchindex' );
$this->output( "\nRebuild the index...\n" );
foreach ( [ 'si_title', 'si_text' ] as $field ) {
$sql = "ALTER TABLE $searchindex ADD FULLTEXT $field ($field)";
- $this->db->query( $sql, __METHOD__ );
+ $dbw->query( $sql, __METHOD__ );
}
}
* Deletes everything from search index.
*/
private function clearSearchIndex() {
+ $dbw = $this->getDB( DB_MASTER );
$this->output( 'Clearing searchindex table...' );
- $this->db->delete( 'searchindex', '*', __METHOD__ );
+ $dbw->delete( 'searchindex', '*', __METHOD__ );
$this->output( "Done\n" );
}
}