From 396b28f3d881f5debd888ba9bb9b47c2d478a76f Mon Sep 17 00:00:00 2001 From: Pierre Schmitz Date: Mon, 15 Dec 2008 18:02:47 +0100 Subject: update to Mediawiki 1.13.3; some cleanups --- includes/SearchTsearch2.php | 122 -------------------------------------------- 1 file changed, 122 deletions(-) delete mode 100644 includes/SearchTsearch2.php (limited to 'includes/SearchTsearch2.php') diff --git a/includes/SearchTsearch2.php b/includes/SearchTsearch2.php deleted file mode 100644 index 06eaa72d..00000000 --- a/includes/SearchTsearch2.php +++ /dev/null @@ -1,122 +0,0 @@ -, Domas Mituzas -# 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 -# (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., -# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. -# http://www.gnu.org/copyleft/gpl.html - -/** - * Search engine hook for PostgreSQL / Tsearch2 - * @addtogroup Search - */ - -/** - * @todo document - * @addtogroup Search - */ -class SearchTsearch2 extends SearchEngine { - var $strictMatching = false; - - function SearchTsearch2( &$db ) { - $this->db =& $db; - $this->mRanking = true; - } - - function getIndexField( $fulltext ) { - return $fulltext ? 'si_text' : 'si_title'; - } - - function parseQuery( $filteredText, $fulltext ) { - global $wgContLang; - $lc = SearchEngine::legalSearchChars(); - $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 ) { - if( $searchon !== '' ) $searchon .= ' '; - if( $this->strictMatching && ($terms[1] == '') ) { - $terms[1] = '+'; - } - $searchon .= $terms[1] . $wgContLang->stripForSearch( $terms[2] ); - if( !empty( $terms[3] ) ) { - $regexp = preg_quote( $terms[3], '/' ); - if( $terms[4] ) $regexp .= "[0-9A-Za-z_]+"; - } else { - $regexp = preg_quote( str_replace( '"', '', $terms[2] ), '/' ); - } - $this->searchTerms[] = $regexp; - } - wfDebug( "Would search with '$searchon'\n" ); - wfDebug( 'Match with /\b' . implode( '\b|\b', $this->searchTerms ) . "\b/\n" ); - } else { - wfDebug( "Can't understand search query '{$this->filteredText}'\n" ); - } - - $searchon = preg_replace('/(\s+)/','&',$searchon); - $searchon = $this->db->strencode( $searchon ); - return $searchon; - } - - function queryRanking($filteredTerm, $fulltext) { - $field = $this->getIndexField( $fulltext ); - $searchon = $this->parseQuery($filteredTerm,$fulltext); - if ($this->mRanking) - return " ORDER BY rank($field,to_tsquery('$searchon')) DESC"; - else - return ""; - } - - - function queryMain( $filteredTerm, $fulltext ) { - $match = $this->parseQuery( $filteredTerm, $fulltext ); - $field = $this->getIndexField( $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 ' . - " $field @@ to_tsquery ('$match') " ; - } - - function update( $id, $title, $text ) { - $dbw = wfGetDB(DB_MASTER); - $searchindex = $dbw->tableName( 'searchindex' ); - $sql = "DELETE FROM $searchindex WHERE si_page={$id}"; - $dbw->query($sql,"SearchTsearch2:update"); - $sql = "INSERT INTO $searchindex (si_page,si_title,si_text) ". - " VALUES ( $id, to_tsvector('". - $dbw->strencode($title). - "'),to_tsvector('". - $dbw->strencode( $text)."')) "; - $dbw->query($sql,"SearchTsearch2:update"); - } - - function updateTitle($id,$title) { - $dbw = wfGetDB(DB_MASTER); - $searchindex = $dbw->tableName( 'searchindex' ); - $sql = "UPDATE $searchindex SET si_title=to_tsvector('" . - $dbw->strencode( $title ) . - "') WHERE si_page={$id}"; - - $dbw->query( $sql, "SearchMySQL4::updateTitle" ); - } - -} - - -- cgit v1.2.3-54-g00ecf