2 rcs_id('$Id: WhoIsOnline.php,v 1.3 2004-03-12 15:48:08 rurban Exp $');
4 Copyright 2004 $ThePhpWikiProgrammingTeam
6 This file is (not yet) 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
24 * Show summary information of the current user sessions.
25 * We support two modes: summary and detail. The optional page argument
26 * links to the page with the other mode.
28 * Formatting and idea borrowed from postnuke. Requires USE_DB_SESSION.
29 * Currently only PearDB, adodb in the works.
34 class WikiPlugin_WhoIsOnline
38 return _("WhoIsOnline");
41 function getDescription () {
42 return _("Show summary information of the current user sessions.");
45 function getVersion() {
46 return preg_replace("/[Revision: $]/", '',
50 function getDefaultArguments() {
51 // two modes: summary and detail, page links to the page with the other mode
53 'mode' => 'summary', // or "detail"
54 'pagename' => '[pagename]', // refer to the page with the other mode
55 'allow_detail' => false, // if false, page is ignored
56 'dispose_admin' => false,
60 function run($dbi, $argstr, &$request, $basepage) {
62 $request->setArg('nocache',1);
63 $args = $this->getArgs($argstr, $request);
64 // use the "online.tmpl" template
65 // todo: check which arguments are really needed in the template.
66 $stats = $this->getStats($dbi,$request,$args['mode']);
67 if ($src = $Theme->getImageURL("whosonline"))
68 $img = HTML::img(array('src' => $src,
69 'alt' => $this->getName(),
73 $other['ONLINE_ICON'] = $img;
74 return new Template('online', $request, array_merge($args, $stats, $other));
77 function getSessions($dbi, &$request) {
78 // check the current user sessions and what they are doing
82 // check the current sessions
83 function getStats($dbi, &$request, $mode='summary') {
84 $num_pages = 0; $num_users = 0;
85 $page_iter = $dbi->getAllPages();
86 while ($page = $page_iter->next()) {
87 if ($page->isUserPage()) $num_users++;
90 //get session data from database
91 $num_online = 0; $num_guests = 0; $num_registered = 0;
92 $registered = array(); $guests = array();
93 $admins = array(); $uniquenames = array();
94 if (isset($request->_dbsession)) { // only ADODB and SQL backends
95 $dbsession = &$request->_dbsession;
96 $sessions = $dbsession->currentSessions();
97 //$num_online = count($sessions);
98 $guestname = _("Guest");
99 foreach ($sessions as $row) {
100 $data = $row['wiki_user'];
101 $date = $row['date'];
102 if (empty($data)) continue;
104 $user = @unserialize($data);
106 if ($mode == 'summary' and in_array($user->UserName(),$uniquenames)) continue;
107 $uniquenames[] = $user->UserName();
108 $page = _("<unknown>"); // where is he?
110 $objvars = array_keys(get_object_vars($user));
111 if (in_array('action',$objvars))
112 $action = $user->action;
113 if (in_array('page',$objvars))
115 if ($user->_level and $user->UserName()) { // registered or guest or what?
116 //Todo: expose REMOTE_ADDR?
117 //FIXME: htmlentitities name may not be called here. but where then?
119 $registered[] = array('name' => $user->UserName(),
123 'level' => $user->_level,
125 if ($user->_level == WIKIAUTH_ADMIN)
126 $admins[] = $registered[count($registered)-1];
129 $guests[] = array('name' => $guestname,
133 'level' => $user->_level,
139 $num_users = $num_guests + $num_registered;
141 $sess_time = ini_get('session.gc_maxlifetime'); // in seconds
143 //TODO: get and sets max stats
144 $page = $dbi->getPage($request->getArg('pagename'));
145 $stats = array(); $stats['max_online_num'] = 0;
146 if ($stats = $page->get('stats')) {
147 if ($num_users > $stats['max_online_num']) {
148 $stats['max_online_num'] = $num_users;
149 $stats['max_online_time'] = time();
150 $page->set('stats',$stats);
153 $stats['max_online_num'] = $num_users;
154 $stats['max_online_time'] = time();
155 $page->set('stats',$stats);
157 return array('SESSDATA_BOOL' => !empty($dbsession),
158 'NUM_PAGES' => $num_pages,
159 'NUM_USERS' => $num_users,
160 'NUM_ONLINE' => $num_online,
161 'NUM_REGISTERED' => $num_registered,
162 'NUM_GUESTS' => $num_guests,
163 'NEWEST_USER' => '', // todo
164 'MAX_ONLINE_NUM' => $stats['max_online_num'],
165 'MAX_ONLINE_TIME' => $stats['max_online_time'],
166 'REGISTERED' => $registered,
169 'SESSION_TIME' => sprintf(_("%d minutes"),$sess_time / 60),
174 // $Log: not supported by cvs2svn $
175 // Revision 1.2 2004/03/10 15:38:49 rurban
176 // store current user->page and ->action in session for WhoIsOnline
177 // better WhoIsOnline icon
178 // fixed WhoIsOnline warnings
180 // Revision 1.1 2004/02/26 19:15:37 rurban
181 // new WhoIsOnline plugin: session explorer (postnuke style)
190 // c-hanging-comment-ender-p: nil
191 // indent-tabs-mode: nil