4 * Copyright 1999,2000,2001,2002,2005 $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 along
19 * with PhpWiki; if not, write to the Free Software Foundation, Inc.,
20 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
24 * A simple PageTrail WikiPlugin.
25 * Put this at the begin/end of each page to store the trail,
26 * or better in a template (body or bottom) to support it for all pages.
27 * But Cache should be turned off then.
31 * <<PageTrail numberlinks=5>>
32 * <<PageTrail invisible=1>>
35 if (!defined('PAGETRAIL_ARROW'))
36 define('PAGETRAIL_ARROW', " => ");
38 class WikiPlugin_PageTrail
41 public $def_numberlinks = 5;
43 function getDescription()
45 return _("Display PageTrail.");
49 function getDefaultArguments()
51 return array('numberlinks' => $this->def_numberlinks,
53 'duplicates' => false,
57 function run($dbi, $argstr, &$request, $basepage)
59 extract($this->getArgs($argstr, $request));
61 if ($numberlinks > 10 || $numberlinks < 0) {
62 $numberlinks = $this->def_numberlinks;
65 // Get name of the current page we are on
66 $thispage = $request->getArg('pagename');
67 $Pages = $request->session->get("PageTrail");
68 if (!is_array($Pages)) $Pages = array();
70 if (!isset($Pages[0]) or ($duplicates || ($thispage != $Pages[0]))) {
71 array_unshift($Pages, $thispage);
72 $request->session->set("PageTrail", $Pages);
75 $numberlinks = min(count($Pages), $numberlinks);
76 if (!$invisible and $numberlinks) {
77 $html = HTML::div(array('class' => 'pagetrail'));
78 $html->pushContent(WikiLink($Pages[$numberlinks - 1], 'auto'));
79 for ($i = $numberlinks - 2; $i >= 0; $i--) {
80 if (!empty($Pages[$i]))
81 $html->pushContent(PAGETRAIL_ARROW,
82 WikiLink($Pages[$i], 'auto'));
94 // c-hanging-comment-ender-p: nil
95 // indent-tabs-mode: nil