lib/plugin/WikiAdminSetAcl.php

   1 <?php // -*-php-*-
   2 rcs_id('$Id: WikiAdminSetAcl.php,v 1.7 2004-05-16 22:07:35 rurban Exp $');
   3 /*
   4  Copyright 2004 $ThePhpWikiProgrammingTeam
   5
   6  This file is not yet part of PhpWiki. It does not work yet.
   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  * Currently we must be Admin. Later we use PagePermissions authorization.
  31  *   (require_authority_for_post' => WIKIAUTH_ADMIN)
  32  * Requires PHP 4.2 so far.
  33  */
  34 require_once('lib/PageList.php');
  35 require_once('lib/plugin/WikiAdminSelect.php');
  36
  37 class WikiPlugin_WikiAdminSetAcl
  38 extends WikiPlugin_WikiAdminSelect
  39 {
  40     function getName() {
  41         return _("WikiAdminSetAcl");
  42     }
  43
  44     function getDescription() {
  45         return _("Set individual page permissions.");
  46     }
  47
  48     function getVersion() {
  49         return preg_replace("/[Revision: $]/", '',
  50                             "\$Revision: 1.7 $");
  51     }
  52
  53     function getDefaultArguments() {
  54         return array(
  55                      'p'        => "[]",
  56                      /* Pages to exclude in listing */
  57                      'exclude'  => '',
  58                      /* Columns to include in listing */
  59                      'info'     => 'pagename,perm,mtime,owner,author',
  60                      /* How to sort */
  61                      'sortby'   => 'pagename',
  62                      'limit'    => 0,
  63                      );
  64     }
  65
  66     function setaclPages(&$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']); unset($acl['_new_group']); unset($acl['_new_perm']);
  78         }
  79         if (isset($acl['_del_group'])) {
  80             //del groups with perm
  81             foreach ($acl['_del_group'] as $access => $del) {
  82                 while (list($group,$dummy) = each($del))
  83                     unset($acl[$access][$group]);
  84             }
  85             unset($acl['_del_group']);
  86         }
  87         if ($perm = new PagePermission($acl)) {
  88             $perm->sanify();
  89             foreach ($pages as $pagename) {
  90                 // check if unchanged? we need a deep array_equal
  91                 $page = $dbi->getPage($pagename);
  92                 $oldperm = getPagePermissions($page);
  93                 $oldperm->sanify();
  94                 if ($perm->equal($oldperm->perm)) // (serialize($oldperm->perm) == serialize($perm->perm))
  95                     $ul->pushContent(HTML::li(fmt("ACL not changed for page '%s'.",$pagename)));
  96                 elseif (mayAccessPage('change',$pagename)) {
  97                     setPagePermissions ($page,$perm);
  98                     $ul->pushContent(HTML::li(fmt("ACL changed for page '%s'.",$pagename)));
  99                     $count++;
 100                 } else {
 101                     $ul->pushContent(HTML::li(fmt("Access denied to change page '%s'.",$pagename)));
 102                 }
 103             }
 104         } else {
 105             $ul->pushContent(HTML::li(fmt("Invalid ACL")));
 106         }
 107         if ($count) {
 108             $dbi->touch();
 109             return HTML($ul,
 110                         HTML::p(fmt("%s pages have been changed.",$count)));
 111         } else {
 112             return HTML($ul,
 113                         HTML::p(fmt("No pages changed.")));
 114         }
 115     }
 116
 117     function run($dbi, $argstr, &$request, $basepage) {
 118         //if (!DEBUG)
 119         //    return $this->disabled("WikiAdminSetAcl not yet enabled. Set DEBUG to try it.");
 120
 121         $args = $this->getArgs($argstr, $request);
 122         $this->_args = $args;
 123         if (!empty($args['exclude']))
 124             $exclude = explodePageList($args['exclude']);
 125         else
 126             $exclude = false;
 127
 128         $p = $request->getArg('p');
 129         $post_args = $request->getArg('admin_setacl');
 130         $next_action = 'select';
 131         $pages = array();
 132         if ($p && !$request->isPost())
 133             $pages = $p;
 134         $header = HTML::p();
 135         if ($p && $request->isPost() &&
 136             !empty($post_args['acl']) && empty($post_args['cancel'])) {
 137
 138             // DONE: check individual PagePermissions
 139             /*
 140             if (!$request->_user->isAdmin()) {
 141                 $request->_notAuthorized(WIKIAUTH_ADMIN);
 142                 $this->disabled("! user->isAdmin");
 143             }
 144             */
 145             if ($post_args['action'] == 'verify') {
 146                 // Real action
 147                 $header->pushContent(
 148                     $this->setaclPages($request, array_keys($p),
 149                                        $request->getArg('acl')));
 150             }
 151             if ($post_args['action'] == 'select') {
 152                 if (!empty($post_args['acl']))
 153                     $next_action = 'verify';
 154                 foreach ($p as $name => $c) {
 155                     $pages[$name] = 1;
 156                 }
 157             }
 158         }
 159         if ($next_action == 'select' and empty($pages)) {
 160             // List all pages to select from.
 161             $pages = $this->collectPages($pages, $dbi, $args['sortby'], $args['limit']);
 162         }
 163         if ($next_action == 'verify') {
 164             $args['info'] = "checkbox,pagename,perm,mtime,owner,author";
 165         }
 166         $pagelist = new PageList_Selectable($args['info'],
 167                                             $exclude,
 168                                             array('types' => array(
 169                                                   'perm'
 170                                                   => new _PageList_Column_perm('perm', _("Permission")),
 171                                                   'acl'
 172                                                   => new _PageList_Column_acl('acl', _("ACL")))));
 173
 174         $pagelist->addPageList($pages);
 175         if ($next_action == 'verify') {
 176             $button_label = _("Yes");
 177             $header = $this->setaclForm($header, $post_args, $pages);
 178             $header->pushContent(
 179               HTML::p(HTML::strong(
 180                                    _("Are you sure you want to permanently change the selected files?"))));
 181         }
 182         else {
 183             $button_label = _("SetAcl");
 184             $header = $this->setaclForm($header, $post_args, $pages);
 185             $header->pushContent(HTML::p(_("Select the pages to change:")));
 186         }
 187
 188         $buttons = HTML::p(Button('submit:admin_setacl[acl]', $button_label, 'wikiadmin'),
 189                            Button('submit:admin_setacl[cancel]', _("Cancel"), 'button'));
 190
 191         return HTML::form(array('action' => $request->getPostURL(),
 192                                 'method' => 'post'),
 193                           $header,
 194                           $pagelist->getContent(),
 195                           HiddenInputs($request->getArgs(),
 196                                         false,
 197                                         array('admin_setacl')),
 198                           HiddenInputs(array('admin_setacl[action]' => $next_action,
 199                                              'require_authority_for_post' => WIKIAUTH_ADMIN)),
 200                           $buttons);
 201     }
 202
 203     function setaclForm(&$header, $post_args, $pagehash) {
 204         $acl = $post_args['acl'];
 205         //$header->pushContent(HTML::p(HTML::em(_("This plugin is currently under development and does not work!"))));
 206         //todo: find intersection of all page perms
 207         $pages = array();
 208         foreach ($pagehash as $name => $checked) {
 209            if ($checked) $pages[] = $name;
 210         }
 211         $perm_tree = pagePermissions($name);
 212         $table = pagePermissionsAclFormat($perm_tree,!empty($pages));
 213         $header->pushContent(HTML::p(fmt("Selected Pages: %s",join(', ',$pages))));
 214         if (DEBUG) {
 215             ;//$header->pushContent(HTML::pre("Permission tree for $name:\n",print_r($perm_tree,true)));
 216         }
 217         $type = $perm_tree[0];
 218         if ($type == 'inherited')
 219             $type = sprintf(_("page permission inherited from %s"),$perm_tree[1][0]);
 220         elseif ($type == 'page')
 221             $type = _("invidual page permission");
 222         elseif ($type == 'default')
 223             $type = _("default page permission");
 224         $header->pushContent(HTML::p(_("Type: "),$type));
 225         $header->pushContent(HTML::p(
 226                                      _("Description: Selected Grant checkboxes allow access, unselected checkboxes deny access."),
 227                                      _("To ignore delete the line."),
 228                                      _("To add check 'Add' near the dropdown list.")
 229                                      ));
 230         $header->pushContent(HTML::blockquote($table));
 231         //
 232         // display array of checkboxes for existing perms
 233         // and a dropdown for user/group to add perms.
 234         // disabled if inherited,
 235         // checkbox to disable inheritance,
 236         // another checkbox to progate new permissions to all childs (if there exist some)
 237         //Todo:
 238         // warn if more pages are selected and they have different perms
 239         //$header->pushContent(HTML::input(array('name' => 'admin_setacl[acl]',
 240         //                                       'value' => $post_args['acl'])));
 241         $header->pushContent(HTML::br());
 242         if (!empty($pages)) {
 243           $checkbox = HTML::input(array('type' => 'checkbox',
 244                                         'name' => 'admin_setacl[updatechildren]',
 245                                         'value' => 1));
 246           if (!empty($post_args['updatechildren']))  $checkbox->setAttr('checked','checked');
 247           $header->pushContent($checkbox,
 248                   _("Propagate new permissions to all subpages?"),
 249                   HTML::raw("&nbsp;&nbsp;"),
 250                   HTML::em(_("(disable individual page permissions, enable inheritance)?")));
 251         }
 252         $header->pushContent(HTML::hr(),HTML::p());
 253         return $header;
 254     }
 255 }
 256
 257 class _PageList_Column_acl extends _PageList_Column {
 258     function _getValue ($page_handle, &$revision_handle) {
 259         $perm_tree = pagePermissions($page_handle->_pagename);
 260         return pagePermissionsAclFormat($perm_tree);
 261         if (0) {
 262             ob_start();
 263             var_dump($perm_array);
 264             $xml = ob_get_contents();
 265             ob_end_clean();
 266             return $xml;
 267         }
 268     }
 269 };
 270
 271 class _PageList_Column_perm extends _PageList_Column {
 272     function _getValue ($page_handle, &$revision_handle) {
 273         $perm_array = pagePermissions($page_handle->_pagename);
 274         return pagePermissionsSimpleFormat($perm_array,
 275                                            $page_handle->get('author'),
 276                                            $page_handle->get('group'));
 277         if (0) {
 278             ob_start();
 279             var_dump($perm_array);
 280             $xml = ob_get_contents();
 281             ob_end_clean();
 282             return $xml;
 283         }
 284     }
 285 };
 286
 287 // $Log: not supported by cvs2svn $
 288 // Revision 1.5  2004/04/07 23:13:19  rurban
 289 // fixed pear/File_Passwd for Windows
 290 // fixed FilePassUser sessions (filehandle revive) and password update
 291 //
 292 // Revision 1.4  2004/03/17 20:23:44  rurban
 293 // fixed p[] pagehash passing from WikiAdminSelect, fixed problem removing pages with [] in the pagename
 294 //
 295 // Revision 1.3  2004/03/12 13:31:43  rurban
 296 // enforce PagePermissions, errormsg if not Admin
 297 //
 298 // Revision 1.2  2004/02/24 04:02:07  rurban
 299 // Better warning messages
 300 //
 301 // Revision 1.1  2004/02/23 21:30:25  rurban
 302 // more PagePerm stuff: (working against 1.4.0)
 303 //   ACL editing and simplification of ACL's to simple rwx------ string
 304 //   not yet working.
 305 //
 306 //
 307
 308 // Local Variables:
 309 // mode: php
 310 // tab-width: 8
 311 // c-basic-offset: 4
 312 // c-hanging-comment-ender-p: nil
 313 // indent-tabs-mode: nil
 314 // End:
 315 ?>