* @access public
*/
function searchTitle( $term ) {
- $resultSet = $this->db->resultObject( $this->db->query( $this->searchQuery( $term , 'titlevector', 'page_title' )));
+ $q = $this->searchQuery( $term , 'titlevector', 'page_title' );
+ $olderror = error_reporting(E_ERROR);
+ $resultSet = $this->db->resultObject( $this->db->query( $q, 'SearchPostgres', true ) );
+ error_reporting($olderror);
+ if (!$resultSet) {
+ // Needed for "Query requires full scan, GIN doesn't support it"
+ return new SearchResultTooMany();
+ }
return new PostgresSearchResultSet( $resultSet, $this->searchTerms );
}
function searchText( $term ) {
- $resultSet = $this->db->resultObject( $this->db->query( $this->searchQuery( $term, 'textvector', 'old_text' )));
+ $q = $this->searchQuery( $term, 'textvector', 'old_text' );
+ $olderror = error_reporting(E_ERROR);
+ $resultSet = $this->db->resultObject( $this->db->query( $q, 'SearchPostgres', true ) );
+ error_reporting($olderror);
+ if (!$resultSet) {
+ return new SearchResultTooMany();
+ }
return new PostgresSearchResultSet( $resultSet, $this->searchTerms );
}
$term = preg_replace('/:/', ' ', $term);
$searchstring = '';
+ $m = array();
if( preg_match_all('/([-!]?)(\S+)\s*/', $term, $m, PREG_SET_ORDER ) ) {
foreach( $m as $terms ) {
if (strlen($terms[1])) {
* @private
*/
function searchQuery( $term, $fulltext, $colname ) {
+ global $wgDBversion;
+
+ if ( !isset( $wgDBversion ) ) {
+ $this->db->getServerVersion();
+ $wgDBversion = $this->db->numeric_version;
+ }
+ $prefix = $wgDBversion < 8.3 ? "'default'," : '';
$searchstring = $this->parseQuery( $term );
## We need a separate query here so gin does not complain about empty searches
- $SQL = "SELECT to_tsquery('default',$searchstring)";
+ $SQL = "SELECT to_tsquery($prefix $searchstring)";
$res = $this->db->doQuery($SQL);
if (!$res) {
## TODO: Better output (example to catch: one 'two)
}
}
+ $rankscore = $wgDBversion > 8.2 ? 5 : 1;
+ $rank = $wgDBversion < 8.3 ? 'rank' : 'ts_rank';
$query = "SELECT page_id, page_namespace, page_title, ".
- "rank($fulltext, to_tsquery('default',$searchstring),5) AS score ".
+ "$rank($fulltext, to_tsquery($prefix $searchstring), $rankscore) AS score ".
"FROM page p, revision r, pagecontent c WHERE p.page_latest = r.rev_id " .
- "AND r.rev_text_id = c.old_id AND $fulltext @@ to_tsquery('default',$searchstring)";
+ "AND r.rev_text_id = c.old_id AND $fulltext @@ to_tsquery($prefix $searchstring)";
}
## Redirects
if (! $this->showRedirects)
- $query .= ' AND page_is_redirect = 0'; ## IS FALSE
+ $query .= ' AND page_is_redirect = 0';
## Namespaces - defaults to 0
- if ( count($this->namespaces) < 1)
- $query .= ' AND page_namespace = 0';
- else {
- $namespaces = implode( ',', $this->namespaces );
- $query .= " AND page_namespace IN ($namespaces)";
+ if( !is_null($this->namespaces) ){ // null -> search all
+ if ( count($this->namespaces) < 1)
+ $query .= ' AND page_namespace = 0';
+ else {
+ $namespaces = implode( ',', $this->namespaces );
+ $query .= " AND page_namespace IN ($namespaces)";
+ }
}
$query .= " ORDER BY score DESC, page_id DESC";
}
-?>
+