lib/plugin/WikiAdminUtils.php

   1 <?php // -*-php-*-
   2 rcs_id('$Id: WikiAdminUtils.php,v 1.25 2007-08-25 18:55:49 rurban Exp $');
   3 /**
   4  Copyright 2003,2004,2006 $ThePhpWikiProgrammingTeam
   5
   6  This file is part of PhpWiki.
   7
   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.
  12
  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.
  17
  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
  21  */
  22
  23 /**
  24   valid actions:
  25         purge-cache
  26         purge-bad-pagenames
  27         purge-empty-pages
  28         access-restrictions
  29         email-verification
  30         convert-cached-html
  31         db-check
  32         db-rebuild
  33  */
  34 class WikiPlugin_WikiAdminUtils
  35 extends WikiPlugin
  36 {
  37     function getName () {
  38         return _("WikiAdminUtils");
  39     }
  40
  41     function getDescription () {
  42         return _("Miscellaneous utility functions for the Administrator.");
  43     }
  44
  45     function getVersion() {
  46         return preg_replace("/[Revision: $]/", '',
  47                             "\$Revision: 1.25 $");
  48     }
  49
  50     function getDefaultArguments() {
  51         return array('action'           => '',
  52                      'label'            => '',
  53                      );
  54     }
  55
  56     function run($dbi, $argstr, &$request, $basepage) {
  57         $args = $this->getArgs($argstr, $request);
  58         $args['action'] = strtolower($args['action']);
  59         extract($args);
  60
  61         if (!$action)
  62             $this->error("No action specified");
  63         if (!($default_label = $this->_getLabel($action)))
  64             $this->error("Bad action");
  65         if ($request->getArg('action') != 'browse')
  66             return $this->disabled("(action != 'browse')");
  67
  68         $posted = $request->getArg('wikiadminutils');
  69
  70         if ($request->isPost() and $posted['action'] == $action) { // a different form. we might have multiple
  71             $user = $request->getUser();
  72             if (!$user->isAdmin()) {
  73                 $request->_notAuthorized(WIKIAUTH_ADMIN);
  74                 return $this->error(_("You must be an administrator to use this plugin."));
  75             }
  76             return $this->do_action($request, $posted);
  77         }
  78         if (empty($label))
  79             $label = $default_label;
  80
  81         return $this->_makeButton($request, $args, $label);
  82     }
  83
  84     function _makeButton(&$request, $args, $label) {
  85         $args['return_url'] = $request->getURLtoSelf();
  86         return HTML::form(array('action' => $request->getPostURL(),
  87                                 'method' => 'post'),
  88                           HTML::p(Button('submit:', $label, 'wikiadmin')),
  89                           HiddenInputs($args, 'wikiadminutils'),
  90                           HiddenInputs(array('require_authority_for_post' =>
  91                                              WIKIAUTH_ADMIN)),
  92                           HiddenInputs($request->getArgs(),false,array('action')));
  93     }
  94
  95     function do_action(&$request, $args) {
  96         $method = strtolower('_do_' . str_replace('-', '_', $args['action']));
  97         if (!method_exists($this, $method))
  98             return $this->error("Bad action $method");
  99
 100         $message = call_user_func(array(&$this, $method), $request, $args);
 101
 102         // display as seperate page or as alert?
 103         $alert = new Alert(fmt("WikiAdminUtils %s returned:", $args['action']),
 104                            $message,
 105                            array(_("Back") => $args['return_url']));
 106         $alert->show();         // noreturn
 107     }
 108
 109     function _getLabel($action) {
 110         $labels = array('purge-cache'           => _("Purge Markup Cache"),
 111                         'purge-bad-pagenames'   => _("Purge all Pages With Invalid Names"),
 112                         'purge-empty-pages'     => _("Purge all empty, unreferenced Pages"),
 113                         'access-restrictions'   => _("Access Restrictions"),
 114                         'email-verification'    => _("Email Verification"),
 115                         'convert-cached-html'   => _("Convert cached_html"),
 116                         'db-check'              => _("DB Check"),
 117                         'db-rebuild'            => _("Db Rebuild")
 118                         );
 119         return @$labels[$action];
 120     }
 121
 122     function _do_purge_cache(&$request, $args) {
 123         $dbi = $request->getDbh();
 124         $pages = $dbi->getAllPages('include_empty'); // Do we really want the empty ones too?
 125         while (($page = $pages->next())) {
 126             $page->set('_cached_html', false);
 127         }
 128         return _("Markup cache purged!");
 129     }
 130
 131     function _do_purge_bad_pagenames(&$request, $args) {
 132         // FIXME: this should be moved into WikiDB::normalize() or something...
 133         $dbi = $request->getDbh();
 134         $count = 0;
 135         $list = HTML::ol(array('align'=>'left'));
 136         $pages = $dbi->getAllPages('include_empty'); // Do we really want the empty ones too?
 137         while (($page = $pages->next())) {
 138             $pagename = $page->getName();
 139             $wpn = new WikiPageName($pagename);
 140             if (! $wpn->isValid() ) {
 141                 $dbi->purgePage($pagename);
 142                 $list->pushContent(HTML::li($pagename));
 143                 $count++;
 144             }
 145         }
 146         $pages->free();
 147         if (!$count)
 148             return _("No pages with bad names had to be deleted.");
 149         else {
 150             return HTML(fmt("Deleted %s pages with invalid names:", $count),
 151                         HTML::div(array('align'=>'left'), $list));
 152         }
 153     }
 154
 155     /**
 156      * Purge all non-referenced empty pages. Mainly those created by bad link extraction.
 157      */
 158     function _do_purge_empty_pages(&$request, $args) {
 159         $dbi = $request->getDbh();
 160         $count = 0; $notpurgable = 0;
 161         $list = HTML::ol(array('align'=>'left'));
 162         $pages = $dbi->getAllPages('include_empty');
 163         while (($page = $pages->next())) {
 164             if (!$page->exists()
 165                 and ($links = $page->getBackLinks('include_empty'))
 166                      and !$links->next())
 167             {
 168                 $pagename = $page->getName();
 169                 if ($pagename == 'global_data' or $pagename == '.') continue;
 170                 if ($dbi->purgePage($pagename))
 171                     $list->pushContent(HTML::li($pagename.' '._("[purged]")));
 172                 else {
 173                     $list->pushContent(HTML::li($pagename.' '._("[not purgable]")));
 174                     $notpurgable++;
 175                 }
 176                 $count++;
 177             }
 178         }
 179         $pages->free();
 180         if (!$count)
 181             return _("No empty, unreferenced pages were found.");
 182         else
 183             return HTML(fmt("Deleted %s unreferenced pages:", $count),
 184                         HTML::div(array('align'=>'left'), $list),
 185                         ($notpurgable ?
 186         fmt("The %d not-purgable pages/links are links in some page(s). You might want to edit them.",
 187             $notpurgable)
 188                                       : ''));
 189     }
 190
 191
 192     function _do_convert_cached_html(&$request, $args) {
 193
 194         require_once("lib/upgrade.php");
 195         $dbh = $request->_dbi;
 196         _upgrade_db_init($dbh);
 197
 198         $count = _upgrade_cached_html($dbh, false);
 199
 200         if (!$count)
 201             return _("No old _cached_html pagedata found.");
 202         else {
 203             return HTML(fmt("Converted successfully %d pages", $count),
 204                         HTML::div(array('align'=>'left'), $list));
 205         }
 206     }
 207
 208     function _do_db_check(&$request, $args) {
 209         longer_timeout(180);
 210         $dbh = $request->getDbh();
 211         //FIXME: display result.
 212         $result = $dbh->_backend->check($args);
 213         return $result;
 214     }
 215
 216     function _do_db_rebuild(&$request, $args) {
 217         longer_timeout(240);
 218         $dbh = $request->getDbh();
 219         //FIXME: display result.
 220         $result = $dbh->_backend->rebuild($args);
 221         return $result;
 222     }
 223
 224     //TODO: We need a seperate plugin for this.
 225     //      Too many options.
 226     function _do_access_restrictions(&$request, &$args) {
 227         return _("Sorry. Access Restrictions not yet implemented");
 228     }
 229
 230     // pagelist with enable/disable button
 231     function _do_email_verification(&$request, &$args) {
 232         $dbi = $request->getDbh();
 233         $pagelist = new PageList('pagename',0,$args);
 234         //$args['return_url'] = 'action=email-verification-verified';
 235         $email = new _PageList_Column_email('email',_("E-Mail"),'left');
 236         $emailVerified = new _PageList_Column_emailVerified('emailVerified',
 237                                                             _("Verification Status"),'center');
 238         $pagelist->_columns[0]->_heading = _("Username");
 239         $pagelist->_columns[] = $email;
 240         $pagelist->_columns[] = $emailVerified;
 241         //This is the best method to find all users (Db and PersonalPage)
 242         $current_user = $request->_user;
 243         if (empty($args['verify'])) {
 244             $group = $request->getGroup();
 245             $allusers = $group->_allUsers();
 246         } else {
 247             if (!empty($args['user']))
 248                 $allusers = array_keys($args['user']);
 249             else
 250                 $allusers = array();
 251         }
 252         foreach ($allusers as $username) {
 253             if (ENABLE_USER_NEW)
 254                 $user = WikiUser($username);
 255             else
 256                 $user = new WikiUser($request, $username);
 257             $prefs = $user->getPreferences();
 258             if ($prefs->get('email')) {
 259                 if (!$prefs->get('userid'))
 260                     $prefs->set('userid',$username);
 261                 if (!empty($pagelist->_rows))
 262                     $group = (int)(count($pagelist->_rows) / $pagelist->_group_rows);
 263                 else
 264                     $group = 0;
 265                 $class = ($group % 2) ? 'oddrow' : 'evenrow';
 266                 $row = HTML::tr(array('class' => $class));
 267                 $page_handle = $dbi->getPage($username);
 268                 $row->pushContent($pagelist->_columns[0]->format($pagelist,
 269                                                                  $page_handle, $page_handle));
 270                 $row->pushContent($email->format($pagelist, $prefs, $page_handle));
 271                 if (!empty($args['verify'])) {
 272                     $prefs->_prefs['email']->set('emailVerified',
 273                                                  empty($args['verified'][$username]) ? 0 : true);
 274                     $user->setPreferences($prefs);
 275                 }
 276                 $row->pushContent($emailVerified->format($pagelist, $prefs, $args['verify']));
 277                 $pagelist->_rows[] = $row;
 278             }
 279         }
 280         $request->_user = $current_user;
 281         if (!empty($args['verify']) or empty($pagelist->_rows)) {
 282             return HTML($pagelist->_generateTable(false));
 283         } elseif (!empty($pagelist->_rows)) {
 284             $args['verify'] = 1;
 285             $args['return_url'] = $request->getURLtoSelf();
 286             return HTML::form(array('action' => $request->getPostURL(),
 287                                     'method' => 'post'),
 288                           HiddenInputs($args, 'wikiadminutils'),
 289                           HiddenInputs(array('require_authority_for_post' =>
 290                                              WIKIAUTH_ADMIN)),
 291                           HiddenInputs($request->getArgs()),
 292                           $pagelist->_generateTable(false),
 293                           HTML::p(Button('submit:', _("Change Verification Status"),
 294                                          'wikiadmin'),
 295                                   HTML::Raw('&nbsp;'),
 296                                   Button('cancel', _("Cancel")))
 297                                  );
 298         }
 299     }
 300 };
 301
 302 require_once("lib/PageList.php");
 303
 304 class _PageList_Column_email
 305 extends _PageList_Column {
 306     function _getValue (&$prefs, $dummy) {
 307         return $prefs->get('email');
 308     }
 309 }
 310
 311 class _PageList_Column_emailVerified
 312 extends _PageList_Column {
 313     function _getValue (&$prefs, $status) {
 314         $name = $prefs->get('userid');
 315         $input = HTML::input(array('type' => 'checkbox',
 316                                    'name' => 'wikiadminutils[verified]['.$name.']',
 317                                    'value' => 1));
 318         if ($prefs->get('emailVerified'))
 319             $input->setAttr('checked','1');
 320         if ($status)
 321             $input->setAttr('disabled','1');
 322         return HTML($input, HTML::input
 323                     (array('type' => 'hidden',
 324                            'name' => 'wikiadminutils[user]['.$name.']',
 325                            'value' => $name)));
 326     }
 327 }
 328
 329
 330 // For emacs users
 331 // Local Variables:
 332 // mode: php
 333 // tab-width: 8
 334 // c-basic-offset: 4
 335 // c-hanging-comment-ender-p: nil
 336 // indent-tabs-mode: nil
 337 // End:
 338 ?>