2 rcs_id('$Id: FullTextSearch.php,v 1.14 2002-03-01 17:03:11 carstenklapp Exp $');
4 Copyright 1999, 2000, 2001, 2002 $ThePhpWikiProgrammingTeam
6 This file is part of PhpWiki.
8 PhpWiki is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 PhpWiki is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with PhpWiki; if not, write to the Free Software
20 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 require_once('lib/TextSearchQuery.php');
27 class WikiPlugin_FullTextSearch
31 return _("FullTextSearch");
34 function getDescription () {
35 return _("Full Text Search");
38 function getDefaultArguments() {
39 return array('s' => false,
41 // TODO: multiple page exclude
45 function run($dbi, $argstr, $request) {
47 $args = $this->getArgs($argstr, $request);
48 if (empty($args['s']))
53 $query = new TextSearchQuery($s);
54 $pages = $dbi->fullSearch($query);
56 $hilight_re = $query->getHighlightRegexp();
62 while ($page = $pages->next()) {
64 $name = $page->getName();
65 $list->pushContent(HTML::dt(WikiLink($name)));
67 $list->pushContent($this->showhits($page, $hilight_re));
69 if (!$list->getContent())
70 $list->pushContent(HTML::dd(_("<no matches>")));
75 return HTML(HTML::p(fmt("Full text search results for '%s'", $s)),
79 function showhits($page, $hilight_re) {
80 $current = $page->getCurrentRevision();
81 $matches = preg_grep("/$hilight_re/i", $current->getContent());
83 foreach ($matches as $line) {
84 $line = $this->highlight_line($line, $hilight_re);
85 $html[] = HTML::dd(HTML::small(array('class' => 'search-context'), $line));
90 function highlight_line ($line, $hilight_re) {
91 while (preg_match("/^(.*?)($hilight_re)/i", $line, $m)) {
92 $line = substr($line, strlen($m[0]));
93 $html[] = $m[1]; // prematch
94 $html[] = HTML::strong(array('class' => 'search-term'), $m[2]); // match
96 $html[] = $line; // postmatch
105 // c-hanging-comment-ender-p: nil
106 // indent-tabs-mode: nil