lib/plugin/WikiAdminSetAcl.php

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