<?php
# Copyright (C) 2004 Brion Vibber <brion@pobox.com>
# http://www.mediawiki.org/
-#
+#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
+# the Free Software Foundation; either version 2 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 General Public License for more details.
-#
+#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
-# 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
# http://www.gnu.org/copyleft/gpl.html
/**
* Search engine hook for MySQL 4+
- * @package MediaWiki
- * @subpackage Search
+ * @addtogroup Search
*/
+class SearchMySQL4 extends SearchMySQL {
+ var $strictMatching = true;
-require_once( 'SearchEngine.php' );
-
-class SearchMySQL4 extends SearchEngine {
- var $strictMatching = false;
-
- function SearchMySQL4( &$db ) {
- $this->db =& $db;
- }
-
- function getIndexField( $fulltext ) {
- return $fulltext ? 'si_text' : 'si_title';
+ /** @todo document */
+ function SearchMySQL4( $db ) {
+ $this->db = $db;
}
+ /** @todo document */
function parseQuery( $filteredText, $fulltext ) {
global $wgContLang;
- $lc = SearchEngine::legalSearchChars();
+ $lc = SearchEngine::legalSearchChars(); // Minus format chars
$searchon = '';
$this->searchTerms = array();
# FIXME: This doesn't handle parenthetical expressions.
+ $m = array();
if( preg_match_all( '/([-+<>~]?)(([' . $lc . ']+)(\*?)|"[^"]*")/',
$filteredText, $m, PREG_SET_ORDER ) ) {
foreach( $m as $terms ) {
}
$searchon .= $terms[1] . $wgContLang->stripForSearch( $terms[2] );
if( !empty( $terms[3] ) ) {
+ // Match individual terms in result highlighting...
$regexp = preg_quote( $terms[3], '/' );
if( $terms[4] ) $regexp .= "[0-9A-Za-z_]+";
} else {
+ // Match the quoted term in result highlighting...
$regexp = preg_quote( str_replace( '"', '', $terms[2] ), '/' );
}
- $this->searchTerms[] = $regexp;
+ $this->searchTerms[] = "\b$regexp\b";
}
wfDebug( "Would search with '$searchon'\n" );
- wfDebug( "Match with /\b" . implode( '\b|\b', $this->searchTerms ) . "\b/\n" );
+ wfDebug( 'Match with /\b' . implode( '\b|\b', $this->searchTerms ) . "\b/\n" );
} else {
- wfDebug( "Can't understand search query '{$this->filteredText}'\n" );
+ wfDebug( "Can't understand search query '{$filteredText}'\n" );
}
-
+
$searchon = $this->db->strencode( $searchon );
$field = $this->getIndexField( $fulltext );
return " MATCH($field) AGAINST('$searchon' IN BOOLEAN MODE) ";
}
- function queryMain( $filteredTerm, $fulltext ) {
- $match = $this->parseQuery( $filteredTerm, $fulltext );
- $cur = $this->db->tableName( 'cur' );
- $searchindex = $this->db->tableName( 'searchindex' );
- return 'SELECT cur_id, cur_namespace, cur_title, cur_text ' .
- "FROM $cur,$searchindex " .
- 'WHERE cur_id=si_page AND ' . $match;
+ public static function legalSearchChars() {
+ return "\"*" . parent::legalSearchChars();
}
}
-?>
\ No newline at end of file