lib/plugin/WikiAdminSetAcl.php

   1 <?php // -*-php-*-
   2 rcs_id('$Id: WikiAdminSetAcl.php,v 1.18 2004-06-14 11:31:39 rurban Exp $');
   3 /*
   4  Copyright 2004 $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  * Set individual PagePermissions
  25  *
  26  * Usage:   <?plugin WikiAdminSetAcl ?> or called via WikiAdminSelect
  27  * Author:  Reini Urban <rurban@x-ray.at>
  28  *
  29  * KNOWN ISSUES:
  30  * Requires PHP 4.2 so far.
  31  */
  32 require_once('lib/PageList.php');
  33 require_once('lib/plugin/WikiAdminSelect.php');
  34
  35 class WikiPlugin_WikiAdminSetAcl
  36 extends WikiPlugin_WikiAdminSelect
  37 {
  38     function getName() {
  39         return _("WikiAdminSetAcl");
  40     }
  41
  42     function getDescription() {
  43         return _("Set individual page permissions.");
  44     }
  45
  46     function getVersion() {
  47         return preg_replace("/[Revision: $]/", '',
  48                             "\$Revision: 1.18 $");
  49     }
  50
  51     function getDefaultArguments() {
  52         return array_merge
  53             (
  54              PageList::supportedArgs(),
  55              array(
  56                      'p'        => "[]",  // list of pages
  57                      's'        => false, /* select by pagename */
  58                      /* Columns to include in listing */
  59                      'info'     => 'pagename,perm,mtime,owner,author',
  60                      ));
  61     }
  62
  63     function setaclPages(&$request, $pages, $acl) {
  64         $ul = HTML::ul();
  65         $count = 0;
  66         $dbi =& $request->_dbi;
  67         // check new_group and new_perm
  68         if (isset($acl['_add_group'])) {
  69             //add groups with perm
  70             foreach ($acl['_add_group'] as $access => $dummy) {
  71                 $group = $acl['_new_group'][$access];
  72                 $acl[$access][$group] = isset($acl['_new_perm'][$access]) ? 1 : 0;
  73             }
  74             unset($acl['_add_group']);
  75         }
  76         unset($acl['_new_group']); unset($acl['_new_perm']);
  77         if (isset($acl['_del_group'])) {
  78             //del groups with perm
  79             foreach ($acl['_del_group'] as $access => $del) {
  80                 while (list($group,$dummy) = each($del))
  81                     unset($acl[$access][$group]);
  82             }
  83             unset($acl['_del_group']);
  84         }
  85         if ($perm = new PagePermission($acl)) {
  86             $perm->sanify();
  87             foreach ($pages as $pagename) {
  88                 // check if unchanged? we need a deep array_equal
  89                 $page = $dbi->getPage($pagename);
  90                 $oldperm = getPagePermissions($page);
  91                 if ($oldperm)
  92                     $oldperm->sanify();
  93                 if ($oldperm and $perm->equal($oldperm->perm)) // (serialize($oldperm->perm) == serialize($perm->perm))
  94                     $ul->pushContent(HTML::li(fmt("ACL not changed for page '%s'.",$pagename)));
  95                 elseif (mayAccessPage('change', $pagename)) {
  96                     setPagePermissions ($page, $perm);
  97                     $ul->pushContent(HTML::li(fmt("ACL changed for page '%s'.",$pagename)));
  98                     $count++;
  99                 } else {
 100                     $ul->pushContent(HTML::li(fmt("Access denied to change page '%s'.",$pagename)));
 101                 }
 102             }
 103         } else {
 104             $ul->pushContent(HTML::li(fmt("Invalid ACL")));
 105         }
 106         if ($count) {
 107             $dbi->touch();
 108             return HTML($ul,
 109                         HTML::p(fmt("%s pages have been changed.",$count)));
 110         } else {
 111             return HTML($ul,
 112                         HTML::p(fmt("No pages changed.")));
 113         }
 114     }
 115
 116     function run($dbi, $argstr, &$request, $basepage) {
 117         //if (!DEBUG)
 118         //    return $this->disabled("WikiAdminSetAcl not yet enabled. Set DEBUG to try it.");
 119         if ($request->getArg('action') != 'browse')
 120             if ($request->getArg('action') != _("PhpWikiAdministration/SetAcl"))
 121                 return $this->disabled("(action != 'browse')");
 122
 123         $args = $this->getArgs($argstr, $request);
 124         $this->_args = $args;
 125         if (!empty($args['exclude']))
 126             $exclude = explodePageList($args['exclude']);
 127         else
 128             $exclude = false;
 129         $this->preSelectS(&$args, &$request);
 130
 131         $p = $request->getArg('p');
 132         $post_args = $request->getArg('admin_setacl');
 133         $next_action = 'select';
 134         $pages = array();
 135         if ($p && !$request->isPost())
 136             $pages = $p;
 137         elseif ($this->_list)
 138             $pages = $this->_list;
 139         $header = HTML::p();
 140         if ($p && $request->isPost() &&
 141             !empty($post_args['acl']) && empty($post_args['cancel'])) {
 142             // without individual PagePermissions:
 143             if (!ENABLE_PAGEPERM and !$request->_user->isAdmin()) {
 144                 $request->_notAuthorized(WIKIAUTH_ADMIN);
 145                 $this->disabled("! user->isAdmin");
 146             }
 147             if ($post_args['action'] == 'verify') {
 148                 // Real action
 149                 $header->pushContent(
 150                     $this->setaclPages($request, array_keys($p),
 151                                        $request->getArg('acl')));
 152             }
 153             if ($post_args['action'] == 'select') {
 154                 if (!empty($post_args['acl']))
 155                     $next_action = 'verify';
 156                 foreach ($p as $name => $c) {
 157                     $pages[$name] = 1;
 158                 }
 159             }
 160         }
 161         if ($next_action == 'select' and empty($pages)) {
 162             // List all pages to select from.
 163             $pages = $this->collectPages($pages, $dbi, $args['sortby'], $args['limit']);
 164         }
 165         if ($next_action == 'verify') {
 166             $args['info'] = "checkbox,pagename,perm,mtime,owner,author";
 167         }
 168         $pagelist = new PageList_Selectable($args['info'],
 169                                             $exclude,
 170                                             array('types' => array(
 171                                                   'perm'
 172                                                   => new _PageList_Column_perm('perm', _("Permission")),
 173                                                   'acl'
 174                                                   => new _PageList_Column_acl('acl', _("ACL")))));
 175
 176         $pagelist->addPageList($pages);
 177         if ($next_action == 'verify') {
 178             $button_label = _("Yes");
 179             $header = $this->setaclForm($header, $post_args, $pages);
 180             $header->pushContent(
 181               HTML::p(HTML::strong(
 182                   _("Are you sure you want to permanently change access to the selected files?"))));
 183         }
 184         else {
 185             $button_label = _("SetAcl");
 186             $header = $this->setaclForm($header, $post_args, $pages);
 187             $header->pushContent(HTML::p(_("Select the pages to change:")));
 188         }
 189
 190         $buttons = HTML::p(Button('submit:admin_setacl[acl]', $button_label, 'wikiadmin'),
 191                            Button('submit:admin_setacl[cancel]', _("Cancel"), 'button'));
 192
 193         return HTML::form(array('action' => $request->getPostURL(),
 194                                 'method' => 'post'),
 195                           $header,
 196                           $pagelist->getContent(),
 197                           HiddenInputs($request->getArgs(),
 198                                         false,
 199                                         array('admin_setacl')),
 200                           HiddenInputs(array('admin_setacl[action]' => $next_action)),
 201                           ENABLE_PAGEPERM
 202                           ? ''
 203                           : HiddenInputs(array('require_authority_for_post' => WIKIAUTH_ADMIN)),
 204                           $buttons);
 205     }
 206
 207     function setaclForm(&$header, $post_args, $pagehash) {
 208         $acl = $post_args['acl'];
 209
 210         //FIXME: find intersection of all pages perms, not just from the last pagename
 211         $pages = array();
 212         foreach ($pagehash as $name => $checked) {
 213            if ($checked) $pages[] = $name;
 214         }
 215         $perm_tree = pagePermissions($name);
 216         $table = pagePermissionsAclFormat($perm_tree, !empty($pages));
 217         $header->pushContent(HTML::strong(_("Selected Pages: ")), HTML::tt(join(', ',$pages)), HTML::br());
 218         $first_page = $GLOBALS['request']->_dbi->getPage($name);
 219         $owner = $first_page->getOwner();
 220         list($type, $perm) = pagePermissionsAcl($perm_tree[0], $perm_tree);
 221         //if (DEBUG) $header->pushContent(HTML::pre("Permission tree for $name:\n",print_r($perm_tree,true)));
 222         if ($type == 'inherited')
 223             $type = sprintf(_("page permission inherited from %s"), $perm_tree[1][0]);
 224         elseif ($type == 'page')
 225             $type = _("invidual page permission");
 226         elseif ($type == 'default')
 227             $type = _("default page permission");
 228         $header->pushContent(HTML::strong(_("Type: ")), HTML::tt($type),HTML::br());
 229         $header->pushContent(HTML::strong(_("getfacl: ")), pagePermissionsSimpleFormat($perm_tree, $owner),HTML::br());
 230         $header->pushContent(HTML::strong(_("ACL: ")), HTML::tt($perm->asAclLines()),HTML::br());
 231
 232         $header->pushContent(HTML::p(HTML::strong(_("Description: ")),
 233                                      _("Selected Grant checkboxes allow access, unselected checkboxes deny access."),
 234                                      _("To ignore delete the line."),
 235                                      _("To add check 'Add' near the dropdown list.")
 236                                      ));
 237         $header->pushContent(HTML::blockquote($table));
 238         //
 239         // display array of checkboxes for existing perms
 240         // and a dropdown for user/group to add perms.
 241         // disabled if inherited,
 242         // checkbox to disable inheritance,
 243         // another checkbox to progate new permissions to all childs (if there exist some)
 244         //Todo:
 245         // warn if more pages are selected and they have different perms
 246         //$header->pushContent(HTML::input(array('name' => 'admin_setacl[acl]',
 247         //                                       'value' => $post_args['acl'])));
 248         $header->pushContent(HTML::br());
 249         if (!empty($pages) and DEBUG) {
 250           $checkbox = HTML::input(array('type' => 'checkbox',
 251                                         'name' => 'admin_setacl[updatechildren]',
 252                                         'value' => 1));
 253           if (!empty($post_args['updatechildren']))  $checkbox->setAttr('checked','checked');
 254           $header->pushContent($checkbox,
 255                   _("Propagate new permissions to all subpages?"),
 256                   HTML::raw("&nbsp;&nbsp;"),
 257                   HTML::em(_("(disable individual page permissions, enable inheritance)?")),
 258                   HTML::br(),HTML::em(_("(Currently not working)"))
 259                                );
 260         }
 261         $header->pushContent(HTML::hr(),HTML::p());
 262         return $header;
 263     }
 264 }
 265
 266 class _PageList_Column_acl extends _PageList_Column {
 267     function _getValue ($page_handle, &$revision_handle) {
 268         $perm_tree = pagePermissions($page_handle->_pagename);
 269         return pagePermissionsAclFormat($perm_tree);
 270         if (0) {
 271             ob_start();
 272             var_dump($perm_array);
 273             $xml = ob_get_contents();
 274             ob_end_clean();
 275             return $xml;
 276         }
 277     }
 278 };
 279
 280 class _PageList_Column_perm extends _PageList_Column {
 281     function _getValue ($page_handle, &$revision_handle) {
 282         $perm_array = pagePermissions($page_handle->_pagename);
 283         return pagePermissionsSimpleFormat($perm_array,
 284                                            $page_handle->get('author'),
 285                                            $page_handle->get('group'));
 286         if (0) {
 287             ob_start();
 288             var_dump($perm_array);
 289             $xml = ob_get_contents();
 290             ob_end_clean();
 291             return $xml;
 292         }
 293     }
 294 };
 295
 296 // $Log: not supported by cvs2svn $
 297 // Revision 1.17  2004/06/13 15:33:20  rurban
 298 // new support for arguments owner, author, creator in most relevant
 299 // PageList plugins. in WikiAdmin* via preSelectS()
 300 //
 301 // Revision 1.16  2004/06/08 13:50:43  rurban
 302 // show getfacl and acl line
 303 //
 304 // Revision 1.15  2004/06/08 10:05:12  rurban
 305 // simplified admin action shortcuts
 306 //
 307 // Revision 1.14  2004/06/07 22:28:06  rurban
 308 // add acl field to mimified dump
 309 //
 310 // Revision 1.13  2004/06/04 20:32:54  rurban
 311 // Several locale related improvements suggested by Pierrick Meignen
 312 // LDAP fix by John Cole
 313 // reanable admin check without ENABLE_PAGEPERM in the admin plugins
 314 //
 315 // Revision 1.12  2004/06/03 22:24:48  rurban
 316 // reenable admin check on !ENABLE_PAGEPERM, honor s=Wildcard arg, fix warning after Remove
 317 //
 318 // Revision 1.11  2004/06/01 15:28:02  rurban
 319 // AdminUser only ADMIN_USER not member of Administrators
 320 // some RateIt improvements by dfrankow
 321 // edit_toolbar buttons
 322 //
 323 // Revision 1.10  2004/05/27 17:49:06  rurban
 324 // renamed DB_Session to DbSession (in CVS also)
 325 // added WikiDB->getParam and WikiDB->getAuthParam method to get rid of globals
 326 // remove leading slash in error message
 327 // added force_unlock parameter to File_Passwd (no return on stale locks)
 328 // fixed adodb session AffectedRows
 329 // added FileFinder helpers to unify local filenames and DATA_PATH names
 330 // editpage.php: new edit toolbar javascript on ENABLE_EDIT_TOOLBAR
 331 //
 332 // Revision 1.9  2004/05/24 17:34:53  rurban
 333 // use ACLs
 334 //
 335 // Revision 1.8  2004/05/16 22:32:54  rurban
 336 // setacl icons
 337 //
 338 // Revision 1.7  2004/05/16 22:07:35  rurban
 339 // check more config-default and predefined constants
 340 // various PagePerm fixes:
 341 //   fix default PagePerms, esp. edit and view for Bogo and Password users
 342 //   implemented Creator and Owner
 343 //   BOGOUSERS renamed to BOGOUSER
 344 // fixed syntax errors in signin.tmpl
 345 //
 346 // Revision 1.5  2004/04/07 23:13:19  rurban
 347 // fixed pear/File_Passwd for Windows
 348 // fixed FilePassUser sessions (filehandle revive) and password update
 349 //
 350 // Revision 1.4  2004/03/17 20:23:44  rurban
 351 // fixed p[] pagehash passing from WikiAdminSelect, fixed problem removing pages with [] in the pagename
 352 //
 353 // Revision 1.3  2004/03/12 13:31:43  rurban
 354 // enforce PagePermissions, errormsg if not Admin
 355 //
 356 // Revision 1.2  2004/02/24 04:02:07  rurban
 357 // Better warning messages
 358 //
 359 // Revision 1.1  2004/02/23 21:30:25  rurban
 360 // more PagePerm stuff: (working against 1.4.0)
 361 //   ACL editing and simplification of ACL's to simple rwx------ string
 362 //   not yet working.
 363 //
 364 //
 365
 366 // Local Variables:
 367 // mode: php
 368 // tab-width: 8
 369 // c-basic-offset: 4
 370 // c-hanging-comment-ender-p: nil
 371 // indent-tabs-mode: nil
 372 // End:
 373 ?>