2 rcs_id('$Id: main.php,v 1.213 2005-06-10 06:10:35 rurban Exp $');
4 Copyright 1999,2000,2001,2002,2004,2005 $ThePhpWikiProgrammingTeam
6 This file is part of PhpWiki.
8 PhpWiki is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 PhpWiki is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with PhpWiki; if not, write to the Free Software
20 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 define ('USE_PREFS_IN_PAGE', true);
25 //include "lib/config.php";
26 require_once(dirname(__FILE__)."/stdlib.php");
27 require_once('lib/Request.php');
28 require_once('lib/WikiDB.php');
30 require_once("lib/WikiUserNew.php");
32 require_once("lib/WikiUser.php");
33 require_once("lib/WikiGroup.php");
35 require_once("lib/PagePerm.php");
38 * Check permission per page.
39 * Returns true or false.
41 function mayAccessPage ($access, $pagename) {
43 return _requiredAuthorityForPagename($access, $pagename); // typically [10-20ms per page]
48 class WikiRequest extends Request {
51 function WikiRequest () {
52 $this->_dbi = WikiDB::open($GLOBALS['DBParams']);
53 // first mysql request costs [958ms]! [670ms] is mysql_connect()
55 if (in_array('File', $this->_dbi->getAuthParam('USER_AUTH_ORDER'))) {
56 // force our local copy, until the pear version is fixed.
57 include_once(dirname(__FILE__)."/pear/File_Passwd.php");
59 if (ENABLE_USER_NEW) {
60 // Preload all necessary userclasses. Otherwise session => __PHP_Incomplete_Class_Name
61 // There's no way to demand-load it later. This way it's much slower, but needs slightly
62 // less memory than loading all.
64 include_once("lib/WikiUser/BogoLogin.php");
65 // UserPreferences POST Update doesn't reach this.
66 foreach ($GLOBALS['USER_AUTH_ORDER'] as $method) {
67 include_once("lib/WikiUser/$method.php");
69 switch( DATABASE_TYPE ) {
70 case 'SQL' : include_once("lib/WikiUser/PearDb.php"); break;
71 case 'ADODB': include_once("lib/WikiUser/AdoDb.php"); break;
72 case 'PDO' : include_once("lib/WikiUser/PdoDb.php"); break;
78 include_once('lib/DbSession.php');
80 $this->_dbsession = new DbSession($dbi, $dbi->getParam('prefix')
81 . $dbi->getParam('db_session_table'));
84 // Fixme: Does pear reset the error mask to 1? We have to find the culprit
85 //$x = error_reporting();
87 $this->version = phpwiki_version();
88 $this->Request(); // [90ms]
91 $this->setArg('pagename', $this->_deducePagename());
92 $this->setArg('action', $this->_deduceAction());
94 if ((DEBUG & _DEBUG_SQL) or (time() % 50 == 0)) {
95 if ($this->_dbi->_backend->optimize())
96 trigger_error(_("Optimizing database"), E_USER_NOTICE);
99 // Restore auth state. This doesn't check for proper authorization!
100 $userid = $this->_deduceUsername();
101 if (ENABLE_USER_NEW) {
102 if (isset($this->_user) and
103 !empty($this->_user->_authhow) and
104 $this->_user->_authhow == 'session')
106 // users might switch in a session between the two objects.
107 // restore old auth level here or in updateAuthAndPrefs?
108 //$user = $this->getSessionVar('wiki_user');
109 // revive db handle, because these don't survive sessions
110 if (isset($this->_user) and
111 ( ! isa($this->_user, WikiUserClassname())
112 or (strtolower(get_class($this->_user)) == '_passuser')))
114 $this->_user = WikiUser($userid, $this->_user->_prefs);
116 // revive other db handle
117 if (isset($this->_user->_prefs->_method)
118 and ($this->_user->_prefs->_method == 'SQL'
119 or $this->_user->_prefs->_method == 'ADODB'
120 or $this->_user->_prefs->_method == 'PDO'
121 or $this->_user->_prefs->_method == 'HomePage')) {
122 $this->_user->_HomePagehandle = $this->getPage($userid);
124 // need to update the lockfile filehandle
125 if ( isa($this->_user, '_FilePassUser')
126 and $this->_user->_file->lockfile
127 and !$this->_user->_file->fplock )
129 //$level = $this->_user->_level;
130 $this->_user = UpgradeUser($this->_user,
131 new _FilePassUser($userid,
132 $this->_user->_prefs,
133 $this->_user->_file->filename));
134 //$this->_user->_level = $level;
136 $this->_prefs = & $this->_user->_prefs;
138 $user = WikiUser($userid);
139 $this->_user = & $user;
140 $this->_prefs = & $this->_user->_prefs;
143 $this->_user = new WikiUser($this, $userid);
144 $this->_prefs = $this->_user->getPreferences();
148 function initializeLang () {
149 // check non-default pref lang
150 $_lang = @$this->_prefs->_prefs['lang'];
151 if (isset($_lang->lang) and $_lang->lang != $GLOBALS['LANG']) {
152 $user_lang = $_lang->lang;
153 //check changed LANG and THEME inside a session.
154 // (e.g. by using another baseurl)
155 if (isset($this->_user->_authhow) and $this->_user->_authhow == 'session')
156 $user_lang = $GLOBALS['LANG'];
157 update_locale($user_lang);
158 FindLocalizedButtonFile(".",'missing_ok','reinit');
162 function initializeTheme () {
165 // Load non-default theme
166 $_theme = @$this->_prefs->_prefs['theme'];
167 if ($_theme and isset($_theme->theme))
168 $user_theme = $_theme->theme;
170 $user_theme = $this->getPref('theme');
171 //check changed LANG and THEME inside a session.
172 // (e.g. by using another baseurl)
173 if (isset($this->_user->_authhow)
174 and $this->_user->_authhow == 'session'
175 and !isset($_theme->theme)
177 and $user_theme != THEME)
179 include_once("themes/" . THEME . "/themeinfo.php");
181 if (empty($WikiTheme) and isset($user_theme)) {
182 if (strcspn($user_theme,"./\x00]") != strlen($user_theme)) {
183 trigger_error(sprintf("invalid theme '%s': Invalid characters detected", $user_theme),
185 $user_theme = "default";
187 include_once("themes/$user_theme/themeinfo.php");
189 if (empty($WikiTheme) and defined('THEME'))
190 include_once("themes/" . THEME . "/themeinfo.php");
191 if (empty($WikiTheme))
192 include_once("themes/default/themeinfo.php");
193 assert(!empty($WikiTheme));
196 // This really maybe should be part of the constructor, but since it
197 // may involve HTML/template output, the global $request really needs
198 // to be initialized before we do this stuff.
199 // [50ms]: 36ms is wikidb_page::exists
200 function updateAuthAndPrefs () {
202 if (isset($this->_user) and (!isa($this->_user, WikiUserClassname()))) {
203 $this->_user = false;
205 // Handle authentication request, if any.
206 if ($auth_args = $this->getArg('auth')) {
207 $this->setArg('auth', false);
208 $this->_handleAuthRequest($auth_args); // possible NORETURN
210 elseif ( ! $this->_user
211 or (isa($this->_user, WikiUserClassname())
212 and ! $this->_user->isSignedIn())) {
213 // If not auth request, try to sign in as saved user.
214 if (($saved_user = $this->getPref('userid')) != false) {
215 $this->_signIn($saved_user);
219 $action = $this->getArg('action');
221 // Save preferences in session and cookie
222 if ((defined('WIKI_XMLRPC') and !WIKI_XMLRPC) or $action != 'xmlrpc') {
223 if (isset($this->_user)) {
224 if (!isset($this->_user->_authhow) or $this->_user->_authhow != 'session') {
225 $this->_user->setPreferences($this->_prefs, true);
228 $this->setSessionVar('wiki_user', $this->_user);
231 // Ensure user has permissions for action
232 // HACK ALERT: We may not set the request arg to create,
233 // since the pageeditor has an ugly logic for action == create.
234 if ($action == 'edit' or $action == 'create') {
235 $page = $this->getPage();
236 if (! $page->exists() )
241 $require_level = $this->requiredAuthority($action);
242 if (! $this->_user->hasAuthority($require_level))
243 $this->_notAuthorized($require_level); // NORETURN
246 function & getUser () {
247 if (isset($this->_user))
250 return $GLOBALS['ForbiddenUser'];
253 function & getGroup () {
254 if (isset($this->_user) and isset($this->_user->_group))
255 return $this->_user->_group;
257 // Debug Strict: Only variable references should be returned by reference
258 $this->_user->_group = WikiGroup::getGroup();
259 return $this->_user->_group;
263 function & getPrefs () {
264 return $this->_prefs;
267 // Convenience function:
268 function getPref ($key) {
269 if (isset($this->_prefs)) {
270 return $this->_prefs->get($key);
273 function & getDbh () {
278 * Get requested page from the page database.
279 * By default it will grab the page requested via the URL
281 * This is a convenience function.
282 * @param string $pagename Name of page to get.
283 * @return WikiDB_Page Object with methods to pull data from
284 * database for the page requested.
286 function getPage ($pagename = false) {
287 //if (!isset($this->_dbi)) $this->getDbh();
289 $pagename = $this->getArg('pagename');
290 return $this->_dbi->getPage($pagename);
293 /** Get URL for POST actions.
295 * Officially, we should just use SCRIPT_NAME (or some such),
296 * but that causes problems when we try to issue a redirect, e.g.
297 * after saving a page.
299 * Some browsers (at least NS4 and Mozilla 0.97 won't accept
300 * a redirect from a page to itself.)
302 * So, as a HACK, we include pagename and action as query args in
303 * the URL. (These should be ignored when we receive the POST
306 function getPostURL ($pagename=false) {
307 global $HTTP_GET_VARS;
309 if ($pagename === false)
310 $pagename = $this->getArg('pagename');
311 $action = $this->getArg('action');
312 if (!empty($HTTP_GET_VARS['start_debug'])) // zend ide support
313 return WikiURL($pagename, array('action' => $action, 'start_debug' => 1));
315 return WikiURL($pagename, array('action' => $action));
318 function _handleAuthRequest ($auth_args) {
319 if (!is_array($auth_args))
322 // Ignore password unless POST'ed.
323 if (!$this->isPost())
324 unset($auth_args['passwd']);
326 $olduser = $this->_user;
327 $user = $this->_user->AuthCheck($auth_args);
328 if (isa($user, WikiUserClassname())) {
329 // Successful login (or logout.)
330 $this->_setUser($user);
332 elseif (is_string($user)) {
333 // Login attempt failed.
334 $fail_message = $user;
335 $auth_args['pass_required'] = true;
336 // if clicked just on to the "sign in as:" button dont print invalid username.
337 if (!empty($auth_args['login']) and empty($auth_args['userid']))
339 // If no password was submitted, it's not really
340 // a failure --- just need to prompt for password...
341 if (!ALLOW_USER_PASSWORDS
343 and !isset($auth_args['passwd']))
345 $fail_message = false;
347 $olduser->PrintLoginForm($this, $auth_args, $fail_message, 'newpage');
348 $this->finish(); //NORETURN
351 // Login request cancelled.
356 * Attempt to sign in (bogo-login).
360 * @param $userid string Userid to attempt to sign in as.
363 function _signIn ($userid) {
364 if (ENABLE_USER_NEW) {
366 $this->_user = new _BogoUser($userid);
367 // FIXME: is this always false? shouldn't we try passuser first?
369 $this->_user = new _PassUser($userid);
371 $user = $this->_user->AuthCheck(array('userid' => $userid));
372 if (isa($user, WikiUserClassname())) {
373 $this->_setUser($user); // success!
377 // login or logout or restore state
378 function _setUser (&$user) {
379 $this->_user =& $user;
380 if (defined('MAIN_setUser')) return;
381 define('MAIN_setUser',true);
382 $this->setCookieVar('WIKI_ID', $user->getAuthenticatedId(),
383 COOKIE_EXPIRATION_DAYS, COOKIE_DOMAIN);
384 if ($user->isSignedIn())
385 $user->_authhow = 'signin';
387 // Save userid to prefs..
388 if ( empty($this->_user->_prefs)) {
389 $this->_user->_prefs = $this->_user->getPreferences();
390 $this->_prefs =& $this->_user->_prefs;
392 $this->_user->_group = $this->getGroup();
393 $this->setSessionVar('wiki_user', $user);
394 $this->_prefs->set('userid',
395 $user->isSignedIn() ? $user->getId() : '');
396 $this->initializeTheme();
399 /* Permission system */
400 function getLevelDescription($level) {
401 static $levels = false;
402 if (!$levels) // This looks like a Visual Basic hack. For the very same reason. "0"
403 $levels = array('x-1' => _("FORBIDDEN"),
408 'x100'=> _("UNOBTAINABLE"));
411 if (!empty($levels["x".$level]))
412 return $levels["x".$level];
417 function _notAuthorized ($require_level) {
418 // Display the authority message in the Wiki's default
419 // language, in case it is not english.
421 // Note that normally a user will not see such an error once
422 // logged in, unless the admin has altered the default
423 // disallowed wikiactions. In that case we should probably
424 // check the user's language prefs too at this point; this
425 // would be a situation which is not really handled with the
427 if (empty($GLOBALS['LANG']))
428 update_locale(DEFAULT_LANGUAGE);
430 // User does not have required authority. Prompt for login.
431 $what = $this->getActionDescription($this->getArg('action'));
432 $pass_required = ($require_level >= WIKIAUTH_USER);
433 if ($require_level == WIKIAUTH_UNOBTAINABLE) {
434 global $DisabledActions;
435 if ($DisabledActions and in_array($action, $DisabledActions)) {
436 $msg = fmt("%s is disallowed on this wiki.",
437 $this->getDisallowedActionDescription($this->getArg('action')));
441 // Is the reason a missing ACL or just wrong user or password?
442 if (class_exists('PagePermission')) {
443 $user =& $this->_user;
444 $status = $user->isAuthenticated() ? _("authenticated") : _("not authenticated");
445 $msg = fmt("%s %s %s is disallowed on this wiki for %s user '%s' (level: %s).",
446 _("Missing PagePermission:"),
447 action2access($this->getArg('action')),
448 $this->getArg('pagename'),
449 $status, $user->getId(), $this->getLevelDescription($user->_level));
450 // TODO: add link to action=setacl
451 $user->PrintLoginForm($this, compact('pass_required'), $msg);
455 $msg = fmt("%s is disallowed on this wiki.",
456 $this->getDisallowedActionDescription($this->getArg('action')));
457 $this->_user->PrintLoginForm($this, compact('require_level','pass_required'), $msg);
462 elseif ($require_level == WIKIAUTH_BOGO)
463 $msg = fmt("You must sign in to %s.", $what);
464 elseif ($require_level == WIKIAUTH_USER)
465 $msg = fmt("You must log in to %s.", $what);
466 elseif ($require_level == WIKIAUTH_ANON)
467 $msg = fmt("Access for you is forbidden to %s.", $what);
469 $msg = fmt("You must be an administrator to %s.", $what);
471 $this->_user->PrintLoginForm($this, compact('require_level','pass_required'), $msg);
472 $this->finish(); // NORETURN
475 // Fixme: for PagePermissions we'll need other strings,
476 // relevant to the requested page, not just for the action on the whole wiki.
477 function getActionDescription($action) {
478 static $actionDescriptions;
479 if (! $actionDescriptions) {
481 = array('browse' => _("view this page"),
482 'diff' => _("diff this page"),
483 'dumphtml' => _("dump html pages"),
484 'dumpserial' => _("dump serial pages"),
485 'edit' => _("edit this page"),
486 'revert' => _("revert to a previous version of this page"),
487 'create' => _("create this page"),
488 'loadfile' => _("load files into this wiki"),
489 'lock' => _("lock this page"),
490 'remove' => _("remove this page"),
491 'unlock' => _("unlock this page"),
492 'upload' => _("upload a zip dump"),
493 'verify' => _("verify the current action"),
494 'viewsource' => _("view the source of this page"),
495 'xmlrpc' => _("access this wiki via XML-RPC"),
496 'soap' => _("access this wiki via SOAP"),
497 'zip' => _("download a zip dump from this wiki"),
498 'ziphtml' => _("download an html zip dump from this wiki")
501 if (in_array($action, array_keys($actionDescriptions)))
502 return $actionDescriptions[$action];
508 TODO: check against these cases:
509 if ($DisabledActions and in_array($action, $DisabledActions))
510 return WIKIAUTH_UNOBTAINABLE;
512 if (ENABLE_PAGEPERM and class_exists("PagePermission")) {
513 return requiredAuthorityForPage($action);
515 => Browsing pages is disallowed on this wiki for authenticated user 'rurban' (level: BOGO).
517 function getDisallowedActionDescription($action) {
518 static $disallowedActionDescriptions;
520 if (! $disallowedActionDescriptions) {
521 $disallowedActionDescriptions
522 = array('browse' => _("Browsing pages"),
523 'diff' => _("Diffing pages"),
524 'dumphtml' => _("Dumping html pages"),
525 'dumpserial' => _("Dumping serial pages"),
526 'edit' => _("Editing pages"),
527 'revert' => _("Reverting to a previous version of pages"),
528 'create' => _("Creating pages"),
529 'loadfile' => _("Loading files"),
530 'lock' => _("Locking pages"),
531 'remove' => _("Removing pages"),
532 'unlock' => _("Unlocking pages"),
533 'upload' => _("Uploading zip dumps"),
534 'verify' => _("Verify the current action"),
535 'viewsource' => _("Viewing the source of pages"),
536 'xmlrpc' => _("XML-RPC access"),
537 'soap' => _("SOAP access"),
538 'zip' => _("Downloading zip dumps"),
539 'ziphtml' => _("Downloading html zip dumps")
542 if (in_array($action, array_keys($disallowedActionDescriptions)))
543 return $disallowedActionDescriptions[$action];
548 function requiredAuthority ($action) {
549 $auth = $this->requiredAuthorityForAction($action);
550 if (!ALLOW_ANON_USER) return WIKIAUTH_USER;
553 * This is a hook for plugins to require authority
554 * for posting to them.
556 * IMPORTANT: This is not a secure check, so the plugin
557 * may not assume that any POSTs to it are authorized.
558 * All this does is cause PhpWiki to prompt for login
559 * if the user doesn't have the required authority.
561 if ($this->isPost()) {
562 $post_auth = $this->getArg('require_authority_for_post');
563 if ($post_auth !== false)
564 $auth = max($auth, $post_auth);
569 function requiredAuthorityForAction ($action) {
570 global $DisabledActions;
572 if ($DisabledActions and in_array($action, $DisabledActions))
573 return WIKIAUTH_UNOBTAINABLE;
575 if (ENABLE_PAGEPERM and class_exists("PagePermission")) {
576 return requiredAuthorityForPage($action);
588 return WIKIAUTH_ANON;
592 if (defined('ZIPDUMP_AUTH') && ZIPDUMP_AUTH)
593 return WIKIAUTH_ADMIN;
594 return WIKIAUTH_ANON;
599 if (defined('REQUIRE_SIGNIN_BEFORE_EDIT') && REQUIRE_SIGNIN_BEFORE_EDIT)
600 return WIKIAUTH_BOGO;
601 return WIKIAUTH_ANON;
602 // return WIKIAUTH_BOGO;
605 $page = $this->getPage();
606 $current = $page->getCurrentRevision();
607 if ($current->hasDefaultContents())
608 return $this->requiredAuthorityForAction('edit');
609 return $this->requiredAuthorityForAction('browse');
622 return WIKIAUTH_ADMIN;
624 /* authcheck occurs only in the plugin.
625 required actionpage RateIt */
628 case 'delete_rating':
629 // Perhaps this should be WIKIAUTH_USER
630 return WIKIAUTH_BOGO;
634 global $WikiNameRegexp;
635 if (preg_match("/$WikiNameRegexp\Z/A", $action))
636 return WIKIAUTH_ANON; // ActionPage.
638 return WIKIAUTH_ADMIN;
642 /* End of Permission system */
644 function possiblyDeflowerVirginWiki () {
645 if ($this->getArg('action') != 'browse')
647 if ($this->getArg('pagename') != HOME_PAGE)
650 $page = $this->getPage();
651 $current = $page->getCurrentRevision();
652 if ($current->getVersion() > 0)
653 return; // Homepage exists.
655 include('lib/loadsave.php');
657 $this->finish(); // NORETURN
660 // [574ms] mainly template:printexpansion: 393ms and template::expandsubtemplate [100+70+60ms]
661 function handleAction () {
662 $action = $this->getArg('action');
663 if ($this->isPost() and !$this->_user->isAdmin() and $action != 'browse') {
664 $page = $this->getPage();
665 if ( $page->get('moderation') ) {
666 require_once("lib/WikiPlugin.php");
667 $loader = new WikiPluginLoader();
668 $plugin = $loader->getPlugin("ModeratedPage");
669 if ($plugin->handler($this, $page)) {
672 array('class' => 'wiki-edithelp'),
673 fmt("%s: action forwarded to a moderator.",
676 _("This action requires moderator approval. Please be patient."));
677 if (!empty($plugin->_tokens['CONTENT']))
678 $plugin->_tokens['CONTENT']->pushContent
681 _("You must wait for moderator approval."));
683 $plugin->_tokens['CONTENT'] = $CONTENT;
684 require_once("lib/Template.php");
685 $title = WikiLink($page->getName());
686 $title->pushContent(' : ', WikiLink(_("ModeratedPage")));
687 GeneratePage(Template('browse', $plugin->_tokens),
689 $page->getCurrentRevision());
694 $method = "action_$action";
695 if (method_exists($this, $method)) {
698 elseif ($page = $this->findActionPage($action)) {
699 $this->actionpage($page);
702 $this->finish(fmt("%s: Bad action", $action));
706 function finish ($errormsg = false) {
710 exit(); // just in case CloseDataBase calls us
713 global $ErrorManager;
714 $ErrorManager->flushPostponedErrors();
716 if (!empty($errormsg)) {
719 HTML::h2(_("Fatal PhpWiki Error")),
722 echo "\n</body></html>";
724 if (is_object($this->_user)) {
725 $this->_user->page = $this->getArg('pagename');
726 $this->_user->action = $this->getArg('action');
727 unset($this->_user->_HomePagehandle);
728 unset($this->_user->_auth_dbi);
735 * Generally pagename is rawurlencoded for older browsers or mozilla.
736 * Typing a pagename into the IE bar will utf-8 encode it, so we have to
737 * fix that with fixTitleEncoding().
738 * If USE_PATH_INFO = true, the pagename is stripped from the "/DATA_PATH/PageName&arg=value" line.
739 * If false, we support either "/index.php?pagename=PageName&arg=value",
740 * or the first arg (1.2.x style): "/index.php?PageName&arg=value"
742 function _deducePagename () {
743 if (trim(rawurldecode($this->getArg('pagename'))))
744 return fixTitleEncoding(rawurldecode($this->getArg('pagename')));
747 $pathinfo = $this->get('PATH_INFO');
748 if (empty($pathinfo)) { // fix for CGI
749 $path = $this->get('REQUEST_URI');
750 $script = $this->get('SCRIPT_NAME');
751 $pathinfo = substr($path,strlen($script));
752 $pathinfo = preg_replace('/\?.+$/','',$pathinfo);
754 $tail = substr($pathinfo, strlen(PATH_INFO_PREFIX));
756 if (trim($tail) != '' and $pathinfo == PATH_INFO_PREFIX . $tail) {
757 return fixTitleEncoding($tail);
760 elseif ($this->isPost()) {
762 * In general, for security reasons, HTTP_GET_VARS should be ignored
763 * on POST requests, but we make an exception here (only for pagename).
765 * The justification for this hack is the following
766 * asymmetry: When POSTing with USE_PATH_INFO set, the
767 * pagename can (and should) be communicated through the
768 * request URL via PATH_INFO. When POSTing with
769 * USE_PATH_INFO off, this cannot be done --- the only way
770 * to communicate the pagename through the URL is via
771 * QUERY_ARGS (HTTP_GET_VARS).
773 global $HTTP_GET_VARS;
774 if (isset($HTTP_GET_VARS['pagename']) and trim($HTTP_GET_VARS['pagename'])) {
775 return fixTitleEncoding(rawurldecode($HTTP_GET_VARS['pagename']));
780 * Support for PhpWiki 1.2 style requests.
781 * Strip off "&" args (?PageName&action=...&start_debug,...)
783 $query_string = $this->get('QUERY_STRING');
784 if (trim(rawurldecode($query_string)) and preg_match('/^([^&=]+)(&.+)?$/', $query_string, $m)) {
785 return fixTitleEncoding(rawurldecode($m[1]));
788 return fixTitleEncoding(HOME_PAGE);
791 function _deduceAction () {
792 if (!($action = $this->getArg('action'))) {
793 // Detect XML-RPC requests. TODO: SOAP?
795 && $this->get('CONTENT_TYPE') == 'text/xml'
796 && strstr($GLOBALS['HTTP_RAW_POST_DATA'], '<methodCall>')
801 return 'browse'; // Default if no action specified.
804 if (method_exists($this, "action_$action"))
807 // Allow for, e.g. action=LikePages
808 if ($this->isActionPage($action))
811 // Handle untranslated actionpages in non-english
812 // (people playing with switching languages)
813 if (0 and $GLOBALS['LANG'] != 'en') {
814 require_once("lib/plugin/_WikiTranslation.php");
815 $trans = new WikiPlugin__WikiTranslation();
816 $en_action = $trans->translate($action,'en',$GLOBALS['LANG']);
817 if ($this->isActionPage($en_action))
821 trigger_error("$action: Unknown action", E_USER_NOTICE);
825 function _deduceUsername() {
826 global $HTTP_SERVER_VARS, $HTTP_ENV_VARS;
828 if (!empty($this->args['auth']) and !empty($this->args['auth']['userid']))
829 return $this->args['auth']['userid'];
831 if (!empty($HTTP_SERVER_VARS['PHP_AUTH_USER']))
832 return $HTTP_SERVER_VARS['PHP_AUTH_USER'];
834 if (!empty($HTTP_SERVER_VARS['REMOTE_USER']))
835 return $HTTP_SERVER_VARS['REMOTE_USER'];
836 if (!empty($HTTP_ENV_VARS['REMOTE_USER']))
837 return $HTTP_ENV_VARS['REMOTE_USER'];
839 if ($user = $this->getSessionVar('wiki_user')) {
840 // switched auth between sessions.
841 // Note: There's no way to demandload a missing class-definition
842 // afterwards! (Stupid php)
843 if (isa($user, WikiUserClassname())) {
844 $this->_user = $user;
845 $this->_user->_authhow = 'session';
846 return ENABLE_USER_NEW ? $user->UserName() : $this->_user;
849 if ($userid = $this->getCookieVar('WIKI_ID')) {
850 if (!empty($userid) and substr($userid,0,2) != 's:') {
851 $this->_user->authhow = 'cookie';
856 if ($this->getArg('action') == 'xmlrpc') { // how about SOAP?
857 // wiki.putPage has special otional userid/passwd arguments. check that later.
859 if (isset($HTTP_SERVER_VARS['REMOTE_USER']))
860 $userid = $HTTP_SERVER_VARS['REMOTE_USER'];
861 elseif (isset($HTTP_SERVER_VARS['REMOTE_ADDR']))
862 $userid = $HTTP_SERVER_VARS['REMOTE_ADDR'];
863 elseif (isset($HTTP_ENV_VARS['REMOTE_ADDR']))
864 $userid = $HTTP_ENV_VARS['REMOTE_ADDR'];
865 elseif (isset($GLOBALS['REMOTE_ADDR']))
866 $userid = $GLOBALS['REMOTE_ADDR'];
873 function _isActionPage ($pagename) {
874 $dbi = $this->getDbh();
875 $page = $dbi->getPage($pagename);
876 if (!$page) return false;
877 $rev = $page->getCurrentRevision();
878 // FIXME: more restrictive check for sane plugin?
879 if (strstr($rev->getPackedContent(), '<?plugin'))
881 if (!$rev->hasDefaultContents())
882 trigger_error("$pagename: Does not appear to be an 'action page'", E_USER_NOTICE);
886 function findActionPage ($action) {
889 // check for translated version, as per users preferred language
890 // (or system default in case it is not en)
891 $translation = gettext($action);
893 if (isset($cache) and isset($cache[$translation]))
894 return $cache[$translation];
896 // check for cached translated version
897 if ($this->_isActionPage($translation))
898 return $cache[$action] = $translation;
900 // Allow for, e.g. action=LikePages
901 if (!isWikiWord($action))
902 return $cache[$action] = false;
904 // check for translated version (default language)
907 require_once("lib/WikiPlugin.php");
908 require_once("lib/plugin/_WikiTranslation.php");
909 $trans = new WikiPlugin__WikiTranslation();
910 $trans->lang = $LANG;
911 $default = $trans->translate_to_en($action, $LANG);
912 if ($this->_isActionPage($default))
913 return $cache[$action] = $default;
915 $default = $translation;
918 // check for english version
919 if ($action != $translation and $action != $default) {
920 if ($this->_isActionPage($action))
921 return $cache[$action] = $action;
924 trigger_error("$action: Cannot find action page", E_USER_NOTICE);
925 return $cache[$action] = false;
928 function isActionPage ($pagename) {
929 return $this->findActionPage($pagename);
932 function action_browse () {
933 $this->buffer_output();
934 include_once("lib/display.php");
938 function action_verify () {
939 $this->action_browse();
942 function actionpage ($action) {
943 $this->buffer_output();
944 include_once("lib/display.php");
945 actionPage($this, $action);
948 function adminActionSubpage ($subpage) {
949 $page = _("PhpWikiAdministration")."/".$subpage;
950 $action = $this->findActionPage($page);
952 $this->setArg('s',$this->getArg('pagename'));
953 $this->setArg('verify',1);
954 $this->setArg('action',$action);
955 $this->actionpage($action);
957 trigger_error($page.": Cannot find action page", E_USER_WARNING);
961 function action_chown () {
962 $this->adminActionSubpage(_("Chown"));
965 function action_setacl () {
966 $this->adminActionSubpage(_("SetAcl"));
969 function action_rename () {
970 $this->adminActionSubpage(_("Rename"));
973 function action_dump () {
974 $action = $this->findActionPage(_("PageDump"));
976 $this->actionpage($action);
978 // redirect to action=upgrade if admin?
979 trigger_error(_("PageDump").": Cannot find action page", E_USER_WARNING);
983 function action_diff () {
984 $this->buffer_output();
985 include_once "lib/diff.php";
989 function action_search () {
990 // This is obsolete: reformulate URL and redirect.
991 // FIXME: this whole section should probably be deleted.
992 if ($this->getArg('searchtype') == 'full') {
993 $search_page = _("FullTextSearch");
996 $search_page = _("TitleSearch");
998 $this->redirect(WikiURL($search_page,
999 array('s' => $this->getArg('searchterm')),
1003 function action_edit () {
1004 $this->buffer_output();
1005 include "lib/editpage.php";
1006 $e = new PageEditor ($this);
1010 function action_create () {
1011 $this->action_edit();
1014 function action_viewsource () {
1015 $this->buffer_output();
1016 include "lib/editpage.php";
1017 $e = new PageEditor ($this);
1021 function action_lock () {
1022 $page = $this->getPage();
1023 $page->set('locked', true);
1024 $this->_dbi->touch();
1025 // check ModeratedPage hook
1026 if ($moderated = $page->get('moderated')) {
1027 require_once("lib/WikiPlugin.php");
1028 $plugin = WikiPluginLoader::getPlugin("ModeratedPage");
1029 if ($retval = $plugin->lock_check($this, $page, $moderated))
1030 $this->setArg('errormsg', $retval);
1032 // check if a link to ModeratedPage exists
1033 elseif ($action_page = $page->existLink(_("ModeratedPage"))) {
1034 require_once("lib/WikiPlugin.php");
1035 $plugin = WikiPluginLoader::getPlugin("ModeratedPage");
1036 if ($retval = $plugin->lock_add($this, $page, $action_page))
1037 $this->setArg('errormsg', $retval);
1039 $this->action_browse();
1042 function action_unlock () {
1043 $page = $this->getPage();
1044 $page->set('locked', false);
1045 $this->_dbi->touch();
1046 $this->action_browse();
1049 function action_remove () {
1050 // This check is now redundant.
1051 //$user->requireAuth(WIKIAUTH_ADMIN);
1052 $pagename = $this->getArg('pagename');
1053 if (strstr($pagename, _("PhpWikiAdministration"))) {
1054 $this->action_browse();
1056 include('lib/removepage.php');
1061 function action_xmlrpc () {
1062 include_once("lib/XmlRpcServer.php");
1063 $xmlrpc = new XmlRpcServer($this);
1067 function action_revert () {
1068 include_once "lib/loadsave.php";
1072 function action_zip () {
1073 include_once("lib/loadsave.php");
1075 // I don't think it hurts to add cruft at the end of the zip file.
1076 //echo "\n========================================================\n";
1077 //echo "PhpWiki " . PHPWIKI_VERSION . " source:\n$GLOBALS[RCS_IDS]\n";
1080 function action_ziphtml () {
1081 include_once("lib/loadsave.php");
1082 MakeWikiZipHtml($this);
1083 // I don't think it hurts to add cruft at the end of the zip file.
1084 echo "\n========================================================\n";
1085 echo "PhpWiki " . PHPWIKI_VERSION . " source:\n$GLOBALS[RCS_IDS]\n";
1088 function action_dumpserial () {
1089 include_once("lib/loadsave.php");
1093 function action_dumphtml () {
1094 include_once("lib/loadsave.php");
1095 DumpHtmlToDir($this);
1098 function action_upload () {
1099 include_once("lib/loadsave.php");
1100 LoadPostFile($this);
1103 function action_upgrade () {
1104 include_once("lib/loadsave.php");
1105 include_once("lib/upgrade.php");
1109 function action_loadfile () {
1110 include_once("lib/loadsave.php");
1111 LoadFileOrDir($this);
1114 function action_pdf () {
1115 include_once("lib/pdf.php");
1116 ConvertAndDisplayPdf($this);
1119 function action_captcha () {
1120 include_once "lib/Captcha.php";
1121 captcha_image ( $this->getSessionVar('captchaword'));
1126 //FIXME: deprecated with ENABLE_PAGEPERM (?)
1127 function is_safe_action ($action) {
1129 return $request->requiredAuthorityForAction($action) < WIKIAUTH_ADMIN;
1132 function validateSessionPath() {
1133 // Try to defer any session.save_path PHP errors before any html
1134 // is output, which causes some versions of IE to display a blank
1135 // page (due to its strict mode while parsing a page?).
1136 if (! is_writeable(ini_get('session.save_path'))) {
1137 $tmpdir = (defined('SESSION_SAVE_PATH') and SESSION_SAVE_PATH) ? SESSION_SAVE_PATH : '/tmp';
1138 if (!is_writeable($tmpdir))
1141 (sprintf(_("%s is not writable."),
1142 _("The session.save_path directory"))
1144 . sprintf(_("Please ensure that %s is writable, or redefine %s in config/config.ini."),
1145 sprintf(_("the session.save_path directory '%s'"),
1146 ini_get('session.save_path')),
1147 'SESSION_SAVE_PATH')
1149 . sprintf(_("Attempting to use the directory '%s' instead."),
1152 if (! is_writeable($tmpdir)) {
1154 (sprintf(_("%s is not writable."), $tmpdir)
1156 . _("Users will not be able to sign in.")
1160 @ini_set('session.save_path', $tmpdir);
1165 if ( !USE_DB_SESSION )
1166 validateSessionPath();
1169 if ((DEBUG & _DEBUG_APD) and extension_loaded("apd"))
1170 apd_set_session_trace(9);
1172 // Postpone warnings
1173 global $ErrorManager;
1174 if (defined('E_STRICT')) // and (E_ALL & E_STRICT)) // strict php5?
1175 $ErrorManager->setPostponedErrorMask(E_NOTICE|E_USER_NOTICE|E_USER_WARNING|E_WARNING|E_STRICT);
1177 $ErrorManager->setPostponedErrorMask(E_NOTICE|E_USER_NOTICE|E_USER_WARNING|E_WARNING);
1178 $request = new WikiRequest();
1180 $action = $request->getArg('action');
1181 if (substr($action, 0, 3) != 'zip') {
1182 if ($action == 'pdf')
1183 $ErrorManager->setPostponedErrorMask(-1); // everything
1184 //else // reject postponing of warnings
1185 // $ErrorManager->setPostponedErrorMask(E_NOTICE|E_USER_NOTICE);
1189 * Allow for disabling of markup cache.
1190 * (Mostly for debugging ... hopefully.)
1192 * See also <?plugin WikiAdminUtils action=purge-cache ?>
1194 if (!defined('WIKIDB_NOCACHE_MARKUP')) {
1195 if ($request->getArg('nocache')) // 1 or purge
1196 define('WIKIDB_NOCACHE_MARKUP', $request->getArg('nocache'));
1198 define('WIKIDB_NOCACHE_MARKUP', false); // redundant, but explicit
1201 // Initialize with system defaults in case user not logged in.
1202 // Should this go into constructor?
1203 $request->initializeTheme();
1205 $request->updateAuthAndPrefs();
1206 $request->initializeLang();
1209 //if ($user->is_authenticated())
1210 // $LogEntry->user = $user->getId();
1212 // Memory optimization:
1213 // http://www.procata.com/blog/archives/2004/05/27/rephlux-and-php-memory-usage/
1214 // kill the global PEAR _PEAR_destructor_object_list
1215 if (!empty($_PEAR_destructor_object_list))
1216 $_PEAR_destructor_object_list = array();
1217 $request->possiblyDeflowerVirginWiki();
1219 // hack! define proper actions for these.
1220 if (defined('WIKI_XMLRPC') and WIKI_XMLRPC) return;
1221 if (defined('WIKI_SOAP') and WIKI_SOAP) return;
1223 $validators = array('wikiname' => WIKI_NAME,
1224 'args' => hash($request->getArgs()),
1225 'prefs' => hash($request->getPrefs()));
1226 if (CACHE_CONTROL == 'STRICT') {
1227 $dbi = $request->getDbh();
1228 $timestamp = $dbi->getTimestamp();
1229 $validators['mtime'] = $timestamp;
1230 $validators['%mtime'] = (int)$timestamp;
1232 // FIXME: we should try to generate strong validators when possible,
1233 // but for now, our validator is weak, since equal validators do not
1234 // indicate byte-level equality of content. (Due to DEBUG timing output, etc...)
1236 // (If DEBUG if off, this may be a strong validator, but I'm going
1237 // to go the paranoid route here pending further study and testing.)
1239 $validators['%weak'] = true;
1240 $request->setValidators($validators);
1242 $request->handleAction();
1244 if (DEBUG and DEBUG & _DEBUG_INFO) phpinfo(INFO_VARIABLES | INFO_MODULES);
1248 //$x = error_reporting(); // DEBUG: why is it 1 here? should be E_ALL
1249 if (defined('E_STRICT') and (E_ALL & E_STRICT)) // strict php5?
1250 error_reporting(E_ALL & ~E_STRICT); // exclude E_STRICT
1252 error_reporting(E_ALL); // php4
1253 // don't run the main loop for special requests (test, getimg, xmlrpc, soap, ...)
1254 if (!defined('PHPWIKI_NOMAIN') or !PHPWIKI_NOMAIN)
1258 // $Log: not supported by cvs2svn $
1259 // Revision 1.212 2005/04/25 20:17:14 rurban
1260 // captcha feature by Benjamin Drieu. Patch #1110699
1262 // Revision 1.211 2005/04/11 19:42:54 rurban
1263 // reformatting, SESSION_SAVE_PATH check
1265 // Revision 1.210 2005/04/07 06:06:34 rurban
1266 // add _SERVER[REMOTE_USER] check for pubcookie et al, Bug #1177259 (iamjpr)
1268 // Revision 1.209 2005/04/06 06:19:30 rurban
1269 // Revert the previous wrong bugfix #1175761: USECACHE was mixed with WIKIDB_NOCACHE_MARKUP.
1270 // Fix WIKIDB_NOCACHE_MARKUP in main (always set it) and clarify it in WikiDB
1272 // Revision 1.208 2005/02/28 21:24:32 rurban
1273 // ignore forbidden ini_set warnings. Bug #1117254 by Xavier Roche
1275 // Revision 1.207 2005/02/10 19:03:37 rurban
1276 // try to avoid duoplicate lang/theme init
1278 // Revision 1.206 2005/02/04 11:30:10 rurban
1279 // remove old comments
1281 // Revision 1.205 2005/01/29 20:41:47 rurban
1282 // some minor php5 strictness fixes
1284 // Revision 1.204 2005/01/25 07:35:42 rurban
1287 // Revision 1.203 2005/01/21 14:11:23 rurban
1288 // better moderation class tag
1290 // Revision 1.202 2005/01/21 12:02:32 rurban
1291 // deduce username for xmlrpc also
1293 // Revision 1.201 2005/01/20 10:18:17 rurban
1296 // Revision 1.200 2004/12/26 17:08:36 rurban
1297 // php5 fixes: case-sensitivity, no & new
1299 // Revision 1.199 2004/12/19 00:58:01 rurban
1300 // Enforce PASSWORD_LENGTH_MINIMUM in almost all PassUser checks,
1301 // Provide an errormessage if so. Just PersonalPage and BogoLogin not.
1302 // Simplify httpauth logout handling and set sessions for all methods.
1303 // fix main.php unknown index "x" getLevelDescription() warning.
1305 // Revision 1.198 2004/12/17 16:49:51 rurban
1306 // avoid Invalid username message on Sign In button click
1308 // Revision 1.197 2004/12/17 16:39:55 rurban
1309 // enable sessions for HttpAuth
1311 // Revision 1.196 2004/12/10 02:36:43 rurban
1312 // More help with the new native xmlrpc lib. no warnings, no user cookie on xmlrpc.
1314 // Revision 1.195 2004/12/09 22:24:44 rurban
1315 // optimize on _DEBUG_SQL only. but now again on every 50th request, not just save.
1317 // Revision 1.194 2004/11/30 17:46:49 rurban
1318 // added ModeratedPage POST action hook (part 2/3)
1320 // Revision 1.193 2004/11/30 07:51:08 rurban
1321 // fixed SESSION_SAVE_PATH warning msg
1323 // Revision 1.192 2004/11/21 11:59:20 rurban
1324 // remove final \n to be ob_cache independent
1326 // Revision 1.191 2004/11/19 19:22:03 rurban
1327 // ModeratePage part1: change status
1329 // Revision 1.190 2004/11/15 15:56:40 rurban
1330 // don't load PagePerm on ENABLE_PAGEPERM = false to save memory. Move mayAccessPage() to main.php
1332 // Revision 1.189 2004/11/09 17:11:16 rurban
1333 // * revert to the wikidb ref passing. there's no memory abuse there.
1334 // * use new wikidb->_cache->_id_cache[] instead of wikidb->_iwpcache, to effectively
1335 // store page ids with getPageLinks (GleanDescription) of all existing pages, which
1336 // are also needed at the rendering for linkExistingWikiWord().
1337 // pass options to pageiterator.
1338 // use this cache also for _get_pageid()
1339 // This saves about 8 SELECT count per page (num all pagelinks).
1340 // * fix passing of all page fields to the pageiterator.
1341 // * fix overlarge session data which got broken with the latest ACCESS_LOG_SQL changes
1343 // Revision 1.188 2004/11/07 16:02:52 rurban
1344 // new sql access log (for spam prevention), and restructured access log class
1345 // dbh->quote (generic)
1346 // pear_db: mysql specific parts seperated (using replace)
1348 // Revision 1.187 2004/11/05 22:08:52 rurban
1349 // Ok: Fix loading all required userclasses beforehand. This is much slower than before but safes a few bytes RAM
1351 // Revision 1.186 2004/11/05 20:53:35 rurban
1352 // login cleanup: better debug msg on failing login,
1353 // checked password less immediate login (bogo or anon),
1354 // checked olduser pref session error,
1355 // better PersonalPage without password warning on minimal password length=0
1356 // (which is default now)
1358 // Revision 1.185 2004/11/01 13:55:05 rurban
1359 // fix against switching user new/old between sessions
1361 // Revision 1.184 2004/11/01 10:43:57 rurban
1362 // seperate PassUser methods into seperate dir (memory usage)
1363 // fix WikiUser (old) overlarge data session
1364 // remove wikidb arg from various page class methods, use global ->_dbi instead
1367 // Revision 1.183 2004/10/14 19:23:58 rurban
1368 // remove debugging prints
1370 // Revision 1.182 2004/10/12 13:13:19 rurban
1371 // php5 compatibility (5.0.1 ok)
1373 // Revision 1.181 2004/10/07 16:08:58 rurban
1374 // fixed broken FileUser session handling.
1375 // thanks to Arnaud Fontaine for detecting this.
1376 // enable file user Administrator membership.
1378 // Revision 1.180 2004/10/04 23:39:34 rurban
1381 // Revision 1.179 2004/09/25 18:57:42 rurban
1382 // better ACL error message: view not browse, change not setacl, ...
1384 // Revision 1.178 2004/09/25 16:27:36 rurban
1385 // better not allowed description: on global disallowed, and on missing pageperms
1387 // Revision 1.177 2004/09/14 10:31:09 rurban
1388 // exclude E_STRICT for php5: untested. I believe this must be set earlier because the parsing step is already strict, and this is called at run-time
1390 // Revision 1.176 2004/08/05 17:33:22 rurban
1393 // Revision 1.175 2004/07/13 13:08:25 rurban
1394 // fix PEAR memory waste issues
1396 // Revision 1.174 2004/07/08 13:50:32 rurban
1397 // various unit test fixes: print error backtrace on _DEBUG_TRACE; allusers fix; new PHPWIKI_NOMAIN constant for omitting the mainloop
1399 // Revision 1.173 2004/07/05 12:57:54 rurban
1400 // add mysql timeout
1402 // Revision 1.172 2004/07/03 08:04:19 rurban
1403 // fixed implicit PersonalPage login (e.g. on edit), fixed to check against create ACL on create, not edit
1405 // Revision 1.171 2004/06/29 09:30:42 rurban
1406 // force string hash
1408 // Revision 1.170 2004/06/25 14:29:20 rurban
1409 // WikiGroup refactoring:
1410 // global group attached to user, code for not_current user.
1411 // improved helpers for special groups (avoid double invocations)
1412 // new experimental config option ENABLE_XHTML_XML (fails with IE, and document.write())
1413 // fixed a XHTML validation error on userprefs.tmpl
1415 // Revision 1.169 2004/06/20 14:42:54 rurban
1416 // various php5 fixes (still broken at blockparser)
1418 // Revision 1.168 2004/06/17 10:39:18 rurban
1419 // fix reverse translation of possible actionpage
1421 // Revision 1.167 2004/06/16 13:21:16 rurban
1422 // stabilize on failing ldap queries or bind
1424 // Revision 1.166 2004/06/15 09:15:52 rurban
1425 // IMPORTANT: fixed passwd handling for passwords stored in prefs:
1426 // fix encrypted usage, actually store and retrieve them from db
1427 // fix bogologin with passwd set.
1428 // fix php crashes with call-time pass-by-reference (references wrongly used
1429 // in declaration AND call). This affected mainly Apache2 and IIS.
1430 // (Thanks to John Cole to detect this!)
1432 // Revision 1.165 2004/06/14 11:31:37 rurban
1433 // renamed global $Theme to $WikiTheme (gforge nameclash)
1434 // inherit PageList default options from PageList
1435 // default sortby=pagename
1436 // use options in PageList_Selectable (limit, sortby, ...)
1437 // added action revert, with button at action=diff
1438 // added option regex to WikiAdminSearchReplace
1440 // Revision 1.164 2004/06/13 13:54:25 rurban
1441 // Catch fatals on the four dump calls (as file and zip, as html and mimified)
1442 // FoafViewer: Check against external requirements, instead of fatal.
1443 // Change output for xhtmldumps: using file:// urls to the local fs.
1444 // Catch SOAP fatal by checking for GOOGLE_LICENSE_KEY
1445 // Import GOOGLE_LICENSE_KEY and FORTUNE_DIR from config.ini.
1447 // Revision 1.163 2004/06/13 11:35:32 rurban
1448 // check for create action on action=edit not to fool PagePerm checks
1450 // Revision 1.162 2004/06/08 10:05:11 rurban
1451 // simplified admin action shortcuts
1453 // Revision 1.161 2004/06/07 22:58:40 rurban
1454 // simplified chown, setacl, dump actions
1456 // Revision 1.160 2004/06/07 22:44:14 rurban
1457 // added simplified chown, setacl actions
1459 // Revision 1.159 2004/06/06 16:58:51 rurban
1460 // added more required ActionPages for foreign languages
1461 // install now english ActionPages if no localized are found. (again)
1462 // fixed default anon user level to be 0, instead of -1
1463 // (wrong "required administrator to view this page"...)
1465 // Revision 1.158 2004/06/04 20:32:53 rurban
1466 // Several locale related improvements suggested by Pierrick Meignen
1467 // LDAP fix by John Cole
1468 // reanable admin check without ENABLE_PAGEPERM in the admin plugins
1470 // Revision 1.157 2004/06/04 12:40:21 rurban
1471 // Restrict valid usernames to prevent from attacks against external auth or compromise
1473 // Fix various WikiUser old issues with default IMAP,LDAP,POP3 configs. Removed these.
1474 // Fxied more warnings
1476 // Revision 1.156 2004/06/03 17:58:16 rurban
1477 // support immediate LANG and THEME switch inside a session
1479 // Revision 1.155 2004/06/03 10:18:19 rurban
1480 // fix FileUser locking issues, new config ENABLE_PAGEPERM
1482 // Revision 1.154 2004/06/02 18:01:46 rurban
1483 // init global FileFinder to add proper include paths at startup
1484 // adds PHPWIKI_DIR if started from another dir, lib/pear also
1485 // fix slashify for Windows
1486 // fix USER_AUTH_POLICY=old, use only USER_AUTH_ORDER methods (besides HttpAuth)
1488 // Revision 1.153 2004/06/01 15:28:00 rurban
1489 // AdminUser only ADMIN_USER not member of Administrators
1490 // some RateIt improvements by dfrankow
1491 // edit_toolbar buttons
1493 // Revision 1.152 2004/05/27 17:49:06 rurban
1494 // renamed DB_Session to DbSession (in CVS also)
1495 // added WikiDB->getParam and WikiDB->getAuthParam method to get rid of globals
1496 // remove leading slash in error message
1497 // added force_unlock parameter to File_Passwd (no return on stale locks)
1498 // fixed adodb session AffectedRows
1499 // added FileFinder helpers to unify local filenames and DATA_PATH names
1500 // editpage.php: new edit toolbar javascript on ENABLE_EDIT_TOOLBAR
1502 // Revision 1.151 2004/05/25 12:40:48 rurban
1503 // trim the pagename
1505 // Revision 1.150 2004/05/25 10:18:44 rurban
1506 // Check for UTF-8 URLs; Internet Explorer produces these if you
1507 // type non-ASCII chars in the URL bar or follow unescaped links.
1508 // Fixes sf.net bug #953949
1509 // src: languages/Language.php:checkTitleEncoding() from mediawiki
1511 // Revision 1.149 2004/05/18 13:31:19 rurban
1512 // hold warnings until headers are sent. new Error-style with collapsed output of repeated messages
1514 // Revision 1.148 2004/05/17 17:43:29 rurban
1515 // CGI: no PATH_INFO fix
1517 // Revision 1.147 2004/05/15 19:48:33 rurban
1518 // fix some too loose PagePerms for signed, but not authenticated users
1519 // (admin, owner, creator)
1520 // no double login page header, better login msg.
1521 // moved action_pdf to lib/pdf.php
1523 // Revision 1.146 2004/05/15 18:31:01 rurban
1524 // some action=pdf Request fixes: With MSIE it works now. Now the work with the page formatting begins.
1526 // Revision 1.145 2004/05/12 10:49:55 rurban
1527 // require_once fix for those libs which are loaded before FileFinder and
1528 // its automatic include_path fix, and where require_once doesn't grok
1529 // dirname(__FILE__) != './lib'
1530 // upgrade fix with PearDB
1531 // navbar.tmpl: remove spaces for IE button alignment
1533 // Revision 1.144 2004/05/06 19:26:16 rurban
1534 // improve stability, trying to find the InlineParser endless loop on sf.net
1536 // remove end-of-zip comments to fix sf.net bug #777278 and probably #859628
1538 // Revision 1.143 2004/05/06 17:30:38 rurban
1539 // CategoryGroup: oops, dos2unix eol
1540 // improved phpwiki_version:
1541 // pre -= .0001 (1.3.10pre: 1030.099)
1542 // -p1 += .001 (1.3.9-p1: 1030.091)
1543 // improved InstallTable for mysql and generic SQL versions and all newer tables so far.
1544 // abstracted more ADODB/PearDB methods for action=upgrade stuff:
1545 // backend->backendType(), backend->database(),
1546 // backend->listOfFields(),
1547 // backend->listOfTables(),
1549 // Revision 1.142 2004/05/04 22:34:25 rurban
1552 // Revision 1.141 2004/05/03 13:16:47 rurban
1553 // fixed UserPreferences update, esp for boolean and int
1555 // Revision 1.140 2004/05/02 21:26:38 rurban
1556 // limit user session data (HomePageHandle and auth_dbi have to invalidated anyway)
1557 // because they will not survive db sessions, if too large.
1558 // extended action=upgrade
1559 // some WikiTranslation button work
1560 // revert WIKIAUTH_UNOBTAINABLE (need it for main.php)
1561 // some temp. session debug statements
1563 // Revision 1.139 2004/05/02 15:10:07 rurban
1564 // new finally reliable way to detect if /index.php is called directly
1565 // and if to include lib/main.php
1566 // new global AllActionPages
1567 // SetupWiki now loads all mandatory pages: HOME_PAGE, action pages, and warns if not.
1568 // WikiTranslation what=buttons for Carsten to create the missing MacOSX buttons
1569 // PageGroupTestOne => subpages
1570 // renamed PhpWikiRss to PhpWikiRecentChanges
1571 // more docs, default configs, ...
1573 // Revision 1.138 2004/05/01 15:59:29 rurban
1574 // more php-4.0.6 compatibility: superglobals
1576 // Revision 1.137 2004/04/29 19:39:44 rurban
1577 // special support for formatted plugins (one-liners)
1578 // like <small><plugin BlaBla ></small>
1579 // iter->asArray() helper for PopularNearby
1580 // db_session for older php's (no &func() allowed)
1582 // Revision 1.136 2004/04/29 17:18:19 zorloc
1583 // Fixes permission failure issues. With PagePermissions and Disabled
1584 // Actions when user did not have permission WIKIAUTH_FORBIDDEN was
1585 // returned. In WikiUser this was ok because WIKIAUTH_FORBIDDEN had a
1586 // value of 11 -- thus no user could perform that action. But
1587 // WikiUserNew has a WIKIAUTH_FORBIDDEN value of -1 -- thus a user
1588 // without sufficent permission to do anything. The solution is a new
1589 // high value permission level (WIKIAUTH_UNOBTAINABLE) to be the
1590 // default level for access failure.
1592 // Revision 1.135 2004/04/26 12:15:01 rurban
1593 // check default config values
1595 // Revision 1.134 2004/04/23 06:46:37 zorloc
1596 // Leave DB connection open when USE_DB_SESSION is true so that session info can be written to the DB.
1598 // Revision 1.133 2004/04/20 18:10:31 rurban
1599 // config refactoring:
1600 // FileFinder is needed for WikiFarm scripts calling index.php
1601 // config run-time calls moved to lib/IniConfig.php:fix_configs()
1602 // added PHPWIKI_DIR smart-detection code (Theme finder)
1603 // moved FileFind to lib/FileFinder.php
1604 // cleaned lib/config.php
1606 // Revision 1.132 2004/04/19 21:51:41 rurban
1607 // php5 compatibility: it works!
1609 // Revision 1.131 2004/04/19 18:27:45 rurban
1610 // Prevent from some PHP5 warnings (ref args, no :: object init)
1611 // php5 runs now through, just one wrong XmlElement object init missing
1612 // Removed unneccesary UpgradeUser lines
1613 // Changed WikiLink to omit version if current (RecentChanges)
1615 // Revision 1.130 2004/04/18 00:25:53 rurban
1616 // allow "0" pagename
1618 // Revision 1.129 2004/04/07 23:13:19 rurban
1619 // fixed pear/File_Passwd for Windows
1620 // fixed FilePassUser sessions (filehandle revive) and password update
1622 // Revision 1.128 2004/04/02 15:06:55 rurban
1623 // fixed a nasty ADODB_mysql session update bug
1624 // improved UserPreferences layout (tabled hints)
1625 // fixed UserPreferences auth handling
1626 // improved auth stability
1627 // improved old cookie handling: fixed deletion of old cookies with paths
1629 // Revision 1.127 2004/03/25 17:00:31 rurban
1630 // more code to convert old-style pref array to new hash
1632 // Revision 1.126 2004/03/24 19:39:03 rurban
1633 // php5 workaround code (plus some interim debugging code in XmlElement)
1634 // php5 doesn't work yet with the current XmlElement class constructors,
1635 // WikiUserNew does work better than php4.
1636 // rewrote WikiUserNew user upgrading to ease php5 update
1637 // fixed pref handling in WikiUserNew
1638 // added Email Notification
1639 // added simple Email verification
1640 // removed emailVerify userpref subclass: just a email property
1641 // changed pref binary storage layout: numarray => hash of non default values
1642 // print optimize message only if really done.
1643 // forced new cookie policy: delete pref cookies, use only WIKI_ID as plain string.
1644 // prefs should be stored in db or homepage, besides the current session.
1646 // Revision 1.125 2004/03/14 16:30:52 rurban
1647 // db-handle session revivification, dba fixes
1649 // Revision 1.124 2004/03/12 15:48:07 rurban
1650 // fixed explodePageList: wrong sortby argument order in UnfoldSubpages
1651 // simplified lib/stdlib.php:explodePageList
1653 // Revision 1.123 2004/03/10 15:41:27 rurban
1654 // use default pref mysql table
1656 // Revision 1.122 2004/03/08 18:17:09 rurban
1657 // added more WikiGroup::getMembersOf methods, esp. for special groups
1658 // fixed $LDAP_SET_OPTIONS
1659 // fixed _AuthInfo group methods
1661 // Revision 1.121 2004/03/01 13:48:45 rurban
1663 // p[] consistency fix
1665 // Revision 1.120 2004/03/01 10:22:41 rurban
1666 // initializeTheme optimize
1668 // Revision 1.119 2004/02/26 20:45:06 rurban
1669 // check for ALLOW_ANON_USER = false
1671 // Revision 1.118 2004/02/26 01:32:03 rurban
1672 // fixed session login with old WikiUser object.
1673 // strangely, the errormask gets corrupted to 1, Pear???
1675 // Revision 1.117 2004/02/24 17:19:37 rurban
1676 // debugging helpers only
1678 // Revision 1.116 2004/02/24 15:17:14 rurban
1679 // improved auth errors with individual pages. the fact that you may
1680 // not browse a certain admin page does not conclude that you may not
1681 // browse the whole wiki. renamed browse => view
1683 // Revision 1.115 2004/02/15 21:34:37 rurban
1684 // PageList enhanced and improved.
1685 // fixed new WikiAdmin... plugins
1686 // editpage, Theme with exp. htmlarea framework
1687 // (htmlarea yet committed, this is really questionable)
1688 // WikiUser... code with better session handling for prefs
1689 // enhanced UserPreferences (again)
1690 // RecentChanges for show_deleted: how should pages be deleted then?
1692 // Revision 1.114 2004/02/15 17:30:13 rurban
1693 // workaround for lost db connnection handle on session restauration (->_auth_dbi)
1694 // fixed getPreferences() (esp. from sessions)
1695 // fixed setPreferences() (update and set),
1696 // fixed AdoDb DB statements,
1697 // update prefs only at UserPreferences POST (for testing)
1698 // unified db prefs methods (but in external pref classes yet)
1700 // Revision 1.113 2004/02/12 13:05:49 rurban
1701 // Rename functional for PearDB backend
1702 // some other minor changes
1703 // SiteMap comes with a not yet functional feature request: includepages (tbd)
1705 // Revision 1.112 2004/02/09 03:58:12 rurban
1706 // for now default DB_SESSION to false
1708 // * not existing perms will now query the parent, and not
1709 // return the default perm
1710 // * added pagePermissions func which returns the object per page
1711 // * added getAccessDescription
1713 // * added global ->prepare (not yet used) with smart user/pref/member table prefixing.
1714 // * force init of authdbh in the 2 db classes
1716 // * fixed session handling (not triple auth request anymore)
1717 // * don't store cookie prefs with sessions
1718 // stdlib: global obj2hash helper from _AuthInfo, also needed for PagePerm
1720 // Revision 1.111 2004/02/07 10:41:25 rurban
1721 // fixed auth from session (still double code but works)
1723 // fixed DbPassUser upgrade and policy=old
1726 // Revision 1.110 2004/02/03 09:45:39 rurban
1727 // LDAP cleanup, start of new Pref classes
1729 // Revision 1.109 2004/01/30 19:57:58 rurban
1730 // fixed DBAuthParams['pref_select']: wrong _auth_dbi object used.
1732 // Revision 1.108 2004/01/28 14:34:14 rurban
1733 // session table takes the common prefix
1734 // + various minor stuff
1735 // reallow password changing
1737 // Revision 1.107 2004/01/27 23:23:39 rurban
1738 // renamed ->Username => _userid for consistency
1739 // renamed mayCheckPassword => mayCheckPass
1740 // fixed recursion problem in WikiUserNew
1741 // fixed bogo login (but not quite 100% ready yet, password storage)
1743 // Revision 1.106 2004/01/26 09:17:49 rurban
1744 // * changed stored pref representation as before.
1745 // the array of objects is 1) bigger and 2)
1746 // less portable. If we would import packed pref
1747 // objects and the object definition was changed, PHP would fail.
1748 // This doesn't happen with an simple array of non-default values.
1749 // * use $prefs->retrieve and $prefs->store methods, where retrieve
1750 // understands the interim format of array of objects also.
1751 // * simplified $prefs->get() and fixed $prefs->set()
1752 // * added $user->_userid and class '_WikiUser' portability functions
1753 // * fixed $user object ->_level upgrading, mostly using sessions.
1754 // this fixes yesterdays problems with loosing authorization level.
1755 // * fixed WikiUserNew::checkPass to return the _level
1756 // * fixed WikiUserNew::isSignedIn
1757 // * added explodePageList to class PageList, support sortby arg
1758 // * fixed UserPreferences for WikiUserNew
1759 // * fixed WikiPlugin for empty defaults array
1760 // * UnfoldSubpages: added pagename arg, renamed pages arg,
1761 // removed sort arg, support sortby arg
1763 // Revision 1.105 2004/01/25 03:57:15 rurban
1764 // WikiUserNew support (temp. ENABLE_USER_NEW constant)
1766 // Revision 1.104 2003/12/26 06:41:16 carstenklapp
1767 // Bugfix: Try to defer OS errors about session.save_path and ACCESS_LOG,
1768 // so they don't prevent IE from partially (or not at all) rendering the
1769 // page. This should help a little for the IE user who encounters trouble
1770 // when setting up a new PhpWiki for the first time.
1772 // Revision 1.103 2003/12/02 00:10:00 carstenklapp
1773 // Bugfix: Ongoing work to untangle UserPreferences/WikiUser/request code
1774 // mess: UserPreferences should take effect immediately now upon signing
1777 // Revision 1.102 2003/11/25 22:55:32 carstenklapp
1778 // Localization bugfix: For wikis where English is not the default system
1779 // language, make sure that the authority error message (i.e. "You must
1780 // sign in to edit pages in this wiki" etc.) is displayed in the wiki's
1781 // default language. Previously it would always display in English.
1782 // (Added call to update_locale() before displaying any messages prior to
1783 // the login prompt.)
1785 // Revision 1.101 2003/11/25 21:49:44 carstenklapp
1786 // Bugfix: For a non-english wiki or when the user's preference is not
1787 // english, the wiki would always use the english ActionPage first if it
1788 // was present rather than the appropriate localised variant. (PhpWikis
1789 // running only in english or Wikis running ONLY without any english
1790 // ActionPages would not notice this bug, only when both english and
1791 // localised ActionPages were in the DB.) Now we check for the localised
1794 // Revision 1.100 2003/11/18 16:54:18 carstenklapp
1795 // Reformatting only: Tabs to spaces, added rcs log.
1802 // c-basic-offset: 4
1803 // c-hanging-comment-ender-p: nil
1804 // indent-tabs-mode: nil