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accesscontrol-2.1/000075500000000000000000000000001213673535200142235ustar00rootroot00000000000000accesscontrol-2.1/.gitignore000064400000000000000000000000321213673535200162060ustar00rootroot00000000000000.svn
*~
*.kate-swp
.*.swp
accesscontrol-2.1/.gitreview000064400000000000000000000002021213673535200162230ustar00rootroot00000000000000[gerrit]
host=gerrit.wikimedia.org
port=29418
project=mediawiki/extensions/AccessControl.git
defaultbranch=master
defaultrebase=0
accesscontrol-2.1/AccessControl.i18n.php000064400000000000000000000210541213673535200202560ustar00rootroot00000000000000<?php
/**
 * Internationalisation file for AccessControl extension.
 *
 * @addtogroup Extensions
 */

$messages = array();

$messages['en'] = array(
	'accesscontrol-desc' => 'Enables group access restriction on a page by user basis',
	'accesscontrol-group' => 'This page is only accessible for group $1.',
	'accesscontrol-groups' => 'This page is only accessible for the groups $1.', // FIXME: Add PLURAL and/or merge with the above message
	'accesscontrol-info' => 'This is a protected page!',
	'accesscontrol-info-user' => 'Only_sysop',
	'accesscontrol-info-anonymous' => 'No_anonymous',
	'accesscontrol-info-deny' => 'No_Access',
	'accesscontrol-edit-anonymous' => 'Deny_anonymous',
	'accesscontrol-edit-users' => 'Deny_edit_list',
);

/** Message documentation (Message documentation)
 * @author Beta16
 */
$messages['qqq'] = array(
	'accesscontrol-desc' => '{{desc}}',
);

/** Belarusian (Taraškievica orthography) (‪Беларуская (тарашкевіца)‬)
 * @author Wizardist
 */
$messages['be-tarask'] = array(
	'accesscontrol-desc' => 'Дазваляе групавое абмежаваньне доступу да старонкі для асобных карыстальнікаў',
	'accesscontrol-group' => 'Гэтая старонка даступная толькі для групы «$1».',
	'accesscontrol-groups' => 'Гэтая старонка даступная толькі для групаў $1.',
	'accesscontrol-info' => 'Гэта абароненая старонка!',
);

/** Czech (česky)
 * @author Aleš Kapica
 */
$messages['cs'] = array(
	'accesscontrol-desc' => 'Toto je rozšíření, které přidává uživatelskou možnost omezení přístupu ke stránce',
	'accesscontrol-group' => 'Tato stránka je přístupná pouze pro skupinu $1 !!!',
	'accesscontrol-groups' => 'Tato stránka je přístupná pouze pro skupiny $1 !!!',
	'accesscontrol-info' => 'Toto je stránka s omezeným přístupem!',
);

/** German (Deutsch)
 * @author Kghbln
 */
$messages['de'] = array(
	'accesscontrol-desc' => 'Ermöglicht auf Benutzergruppen bezogene Seitenzugriffsbeschränkungen',
	'accesscontrol-group' => 'Diese Seite kann nur von Mitgliedern der Benutzergruppe $1 aufgerufen werden.',
	'accesscontrol-groups' => 'Diese Seite kann nur von Mitgliedern der Benutzergruppen $1 aufgerufen werden.',
	'accesscontrol-info' => 'Dies ist eine geschützt Seite.',
);

/** Spanish (español)
 * @author Armando-Martin
 */
$messages['es'] = array(
	'accesscontrol-desc' => 'Habilita la restricción de acceso de grupo a una página por la base de usuarios',
	'accesscontrol-group' => 'Esta página sólo es accesible para el grupo $1.',
	'accesscontrol-groups' => 'Esta página sólo es accesible para los grupos $1.',
	'accesscontrol-info' => '¡Se trata de una página protegida!',
);

/** French (français)
 * @author DavidL
 */
$messages['fr'] = array(
	'accesscontrol-desc' => "Permet la restriction d'accès de groupe sur une page selon l'utilisateur",
	'accesscontrol-group' => 'Cette page est accessible uniquement au groupe $1.',
	'accesscontrol-groups' => 'Cette page est accessible uniquement aux groupes $1.',
	'accesscontrol-info' => "Il s'agit d'une page protégée !",
);

/** Galician (Galego)
 * @author Toliño
 */
$messages['gl'] = array(
	'accesscontrol-desc' => 'Activa a restrición de acceso por grupo a unha páxina segundo o usuario',
	'accesscontrol-group' => 'Os usuarios que pertencen ao grupo dos $1 son os únicos que poden acceder a esta páxina.',
	'accesscontrol-groups' => 'Os usuarios que pertencen aos grupos $1 son os únicos que poden acceder a esta páxina.',
	'accesscontrol-info' => 'Esta páxina está protexida!',
);

/** Upper Sorbian (Hornjoserbsce)
 * @author Michawiki
 */
$messages['hsb'] = array(
	'accesscontrol-desc' => 'Zmóžnja wobmjezowanje přistup na skupiny na stronje na zakładźe wužiwarjow',
	'accesscontrol-group' => 'Tuta strona je jenož za skupinu $1 přistupna.',
	'accesscontrol-groups' => 'Tuta strona je jenož za skupiny $1 přistupna.',
	'accesscontrol-info' => 'To je škitana strona!',
);

/** Italian (italiano)
 * @author Beta16
 */
$messages['it'] = array(
	'accesscontrol-desc' => "Questa è un'estensione che permette l'accesso a pagine con restrizioni in base al gruppo utente",
	'accesscontrol-group' => 'Questa pagina è accessibile solo per il gruppo $1 !!!',
	'accesscontrol-groups' => 'Questa pagina è accessibile solo per i gruppi $1 !!!',
	'accesscontrol-info' => 'Questa è una pagina protetta!',
);

/** Japanese (日本語)
 * @author Shirayuki
 */
$messages['ja'] = array(
	'accesscontrol-group' => 'このページにはこのグループのみがアクセスできます：$1',
	'accesscontrol-groups' => 'このページにはこれらのグループのみがアクセスできます：$1',
	'accesscontrol-info' => 'これは保護されたページです！',
);

/** Luxembourgish (Lëtzebuergesch)
 * @author Robby
 */
$messages['lb'] = array(
	'accesscontrol-desc' => 'Aktivéiert de limitéierten Accès op eng Säit op der Basis vun de Benotzerrechter',
	'accesscontrol-group' => 'Dës Säit ass kann nëmme vu Benotzer vum Grupp $1 genotzt ginn.',
	'accesscontrol-groups' => 'Dës Säit ass kann nëmme vu Benotzer vun de Gruppe(n) $1 genotzt ginn.',
	'accesscontrol-info' => 'Dës Säit ass gespaart!',
);

/** Macedonian (македонски)
 * @author Bjankuloski06
 */
$messages['mk'] = array(
	'accesscontrol-desc' => 'Овозможува граничување на пристапот на корисници од дадени групи',
	'accesscontrol-group' => 'Оваа страница е достапна само за групата $1.',
	'accesscontrol-groups' => 'Оваа страница е достапна само за групите $1.',
	'accesscontrol-info' => 'Ова е заштитена страница!',
);

/** Malay (Bahasa Melayu)
 * @author Tedbundyjr
 */
$messages['ms'] = array(
	'accesscontrol-desc' => 'Membenarkan penghadan akses kumpulan pada laman berdasarkan basis pengguna',
	'accesscontrol-group' => 'Laman ini hanya boleh diakses oleh kumpulan $1.',
	'accesscontrol-groups' => 'Laman ini hanya boleh diakses oleh kumpulan $1.',
	'accesscontrol-info' => 'Ini adalah laman lindungan.',
);

/** Dutch (Nederlands)
 * @author SPQRobin
 */
$messages['nl'] = array(
	'accesscontrol-group' => 'Deze pagina is alleen toegankelijk voor de groep $1 .',
	'accesscontrol-groups' => 'Deze pagina is alleen toegankelijk voor de groepen $1 .',
);

/** Polish (polski)
 * @author BeginaFelicysym
 */
$messages['pl'] = array(
	'accesscontrol-desc' => 'Włącza ograniczenia dostępu do stron dla grupy stronie wedle użytkowników',
	'accesscontrol-group' => 'Ta strona jest dostępna tylko dla grupy  $1 .',
	'accesscontrol-groups' => 'Ta strona jest dostępna tylko dla grup $1 .',
	'accesscontrol-info' => 'To jest strona chroniona!',
);

/** Russian (Русский)
 * @author plisket4
 */
$messages['ru'] = array(
    'accesscontrol-desc' => 'Включает механизм ограничения доступа к страницам на основании группы, к которой пренадлежит пользователь',
    'accesscontrol-group' => 'Данная страница доступна только членам группы $1.',
    'accesscontrol-groups' => 'Данная страница доступна только членам групп $1.', // FIXME: Add PLURAL and/or merge with the above message
    'accesscontrol-info' => 'Это защищенная страница!',
    'accesscontrol-info-user' => 'Доступ только у членов группы sysop',
    'accesscontrol-info-anonymous' => 'Доступ анонимным пользователям запрещен',
    'accesscontrol-info-deny' => 'Доступ запрещен!',
    'accesscontrol-edit-anonymous' => 'Запрещено_редактирование_незарегистрированным_пользователям',
    'accesscontrol-edit-users' => 'Запрещено_редактирование_списка',
);

/** Telugu (తెలుగు)
 * @author Veeven
 */
$messages['te'] = array(
	'accesscontrol-info' => 'ఇది సంరక్షిత పేజీ!',
);

/** Tagalog (Tagalog)
 * @author AnakngAraw
 */
$messages['tl'] = array(
	'accesscontrol-desc' => 'Nagpapagana ng pagbabawal sa pagpunta ng pangkat sa isang pahina ayon sa pinagbabatayang tagagamit',
	'accesscontrol-group' => 'Ang pahinang ito ay mapupuntahan lamang ng pangkat na $1.',
	'accesscontrol-groups' => 'Ang pahinang ito ay mapupuntahan lamang ng mga pangkat na $1.',
	'accesscontrol-info' => 'Ito ay isang pahinang pinuprutektahan!',
);

accesscontrol-2.1/AccessControl.php000064400000000000000000000262301213673535200175010ustar00rootroot00000000000000<?php

/* MediaWiki extension that enables group access restriction on a page-by-page
 * basis contributed by Martin Mueller (http://blog.pagansoft.de) based into 
 * version 1.3 on accesscontrol.php by Josh Greenberg.
 * Version 2.0 for MediaWiki >= 1.18 rewrited completly by Aleš Kapica.
 * @package MediaWiki
 * @subpackage Extensions
 * @author Aleš Kapica
 * @copyright 2008-2012 Aleš Kapica
 * @licence GNU General Public Licence
 */

if( !defined( 'MEDIAWIKI' ) ) {
	echo ( "This file is an extension to the MediaWiki software and cannot be used standalone.\n" );
	die();
}

// sysop users can read all restricted pages
$wgAdminCanReadAll = true;

$wgExtensionCredits['specialpage']['AccessControl'] = array(
	'name'                  => 'AccessControlExtension',
	'author'                => array( 'Aleš Kapica' ),
	'url'                   => 'http://www.mediawiki.org/wiki/Extension:AccessControl',
	'version'               => '2.1',
	'description'           => 'Access control based on users lists. Administrator rights need not be for it.',
	'descriptionmsg'        => 'accesscontrol-desc',
);

$wgHooks['ParserFirstCallInit'][] = 'wfAccessControlExtension' ;

$dir = dirname( __FILE__ ) . '/';
$wgExtensionMessagesFiles['AccessControl'] = $dir . 'AccessControl.i18n.php';


//Hook the userCan function for bypassing the cache
$wgHooks['userCan'][] = 'hookUserCan';

function wfAccessControlExtension( Parser $parser ) {
	/* This the hook function adds the tag <accesscontrol> to the wiki parser */
	$parser->setHook( "accesscontrol", "doControlUserAccess" );
	return true;
}

function doControlUserAccess( $input, array $args, Parser $parser, PPFrame $frame ) {
	/* Funcion called by wfAccessControlExtension */
	return displayGroups();
}

function accessControl( $obsahtagu ){
	$accessgroup = Array( Array(), Array() );
	$listaccesslist = explode( ",", $obsahtagu );
	foreach ( $listaccesslist as $accesslist ) {
		if ( strpos( $accesslist, "(ro)" ) !== false ) {
			$accesslist = trim( str_replace( "(ro)", "", $accesslist ) );
			$group = makeGroupArray( $accesslist );
			$accessgroup[1] = array_merge( $accessgroup[1], $group[0] );
			$accessgroup[1] = array_merge( $accessgroup[1], $group[1] );
		} else {
			$accesslist = trim( $accesslist );
			$group = makeGroupArray ($accesslist );
			$accessgroup[0] = array_merge( $accessgroup[0], $group[0] );
			$accessgroup[1] = array_merge( $accessgroup[1], $group[1] );
		}
	}
	return $accessgroup;
}

function makeGroupArray( $accesslist ) {
	/* Function returns array with two lists.
		First is list full access users.
		Second is list readonly users. */
	$userswrite = Array();
	$usersreadonly = Array();
	$users = getUsersFromPages( $accesslist );
	foreach ( array_keys( $users ) as $user ) {
		switch ( $users[$user] ) {
			case 'read':
				$usersreadonly[] = $user;
				break;
			case 'edit':
				$userswrite[] = $user;
				break;
		}
	}
	return array( $userswrite , $usersreadonly );
}

function displayGroups() {
	/* Function replace the tag <accesscontrol> and his content, behind info about a protection this the page */
	$style = "<p id=\"accesscontrol\" style=\"text-align:center;color:#BA0000;font-size:8pt\">";
	$text = wfMsg( 'accesscontrol-info' );
	$style_end = "</p>";
	$wgAllowInfo = $style . $text . $style_end;
	return $wgAllowInfo;
}

function getContentPage( $title ) {
	/* Function get content the page identified by title object from database */
	$Title = new Title();
	$gt = $Title->makeTitle( 0, $title );
	// create Article and get the content
	$contentPage = new Article( $gt, 0 );
	return $contentPage->fetchContent( 0 );
	}

function getTemplatePage( $template ) {
	/* Function get content the template page identified by title object from database */
	$Title = new Title();
	$gt = $Title->makeTitle( 10, $template );
	//echo '<!--';
	//print_r($gt);
	//echo '-->';
	// create Article and get the content
	$contentPage = new Article( $gt, 0 );
	return $contentPage->fetchContent( 0 );
	}

function getUsersFromPages( $skupina ) {
	/* Extracts the allowed users from the userspace access list */
	$allowedAccess = Array();
	$allow = Array();
	$Title = new Title();
	$gt = $Title->makeTitle( 0, $skupina );
	// create Article and get the content
	$groupPage = new Article( $gt, 0 );
	$allowedUsers = $groupPage->fetchContent( 0 );
	$groupPage = NULL;
	$usersAccess = explode( "\n", $allowedUsers );
	foreach  ($usersAccess as $userEntry ) {
		$userItem = trim( $userEntry );
		if ( substr( $userItem, 0, 1 ) == "*" ) {
			if ( strpos( $userItem, "(ro)" ) === false ) {
				$user = trim( str_replace( "*", "", $userItem ) );
				$allow[$user] = 'edit';
			} else {
				$user = trim( str_replace( "*", "", $userItem ) );
				$user = trim( str_replace( "(ro)", "", $user ) );
				$allow[$user] = 'read';
			}
		}
	}
	if ( is_array( $allow ) ) {
		$allowedAccess = $allow;
		unset( $allow );
	}
	return $allowedAccess;
}

function doRedirect( $info ) {
	/* make redirection for non authorized users */
	global $wgScript, $wgSitename, $wgOut;

	if ( ! $info ) {
	    $info = "No_access";
	    }
	if ( $info == "Only_sysop" ) {
		$target = wfMsg( 'accesscontrol-info-user' );
	} elseif ( $info == "No_anonymous" ) {
		$target = wfMsg( 'accesscontrol-info-anonymous' );
	} elseif ( $info == "Deny_anonymous") {
		$target = wfMsg( 'accesscontrol-edit-anonymous' );
	} elseif ( $info == "Deny_edit_list" ) {
		$target = wfMsg( 'accesscontrol-edit-users' );
	} else {
		$target = wfMsg( 'accesscontrol-info-deny' );
	}
	if ( isset( $_SESSION['redirect'] ) ) {
		// removing info about redirect from session after move..
		unset( $_SESSION['redirect'] );
	}
	header( "Location: " . $wgScript . "/" . $wgSitename . ":" . $target );
}

function fromTemplates( $string ) {
	global $wgUser, $wgAdminCanReadAll;
	// Vytažení šablon
	if ( strpos( $string, '{{' ) ) {
	    if ( substr( $string, strpos ( $string, '{{' ), 3 ) === '{{{' ) {
		    $start = strpos( $string, '{{{' );
		    $end = strlen( $string );
		    $skok = $start + 3;
		    fromTemplates( substr( $string, $skok, $end - $skok ) );
		} else {
		    $start = strpos( $string, '{{' );
		    $end = strpos( $string, '}}' );
		    $skok = $start + 2;
		    $templatepage = substr( $string, $skok, $end - $skok );
		    if ( strpos( $templatepage, '|' ) > 0) { 
			    $templatename = substr( $templatepage, 0, strpos( $templatepage, '|' ) );
			} else {
			    $templatename = $templatepage ;
			}
		    if ( substr( $templatename, 0, 1 ) === ':') {
			    // vložena stránka
			    $rights = allRightTags( getContentPage( substr( $templatename, 1 ) ) );
			} else {
			    // vložena šablona
			    $rights = allRightTags( getTemplatePage( $templatename ) );
			}
		    if ( is_array( $rights ) ) {
			if ( $wgUser->mId === 0 ) {
			    /* Redirection unknown users */
			    $wgActions['view'] = false;
			    doRedirect('accesscontrol-info-anonymous');
			    } else {
				if ( in_array( 'sysop', $wgUser->mGroups, true ) ) {
					if ( isset( $wgAdminCanReadAll ) ) {
						if ( $wgAdminCanReadAll ) {
							return true;
							}
						}
					}
				$users = accessControl( $rights['groups'] );
				if ( ! in_array( $wgUser->mName, $users[0], true ) ) {
					$wgActions['edit']           = false;
					$wgActions['history']        = false;
					$wgActions['submit']         = false;
					$wgActions['info']           = false;
					$wgActions['raw']            = false;
					$wgActions['delete']         = false;
					$wgActions['revert']         = false;
					$wgActions['revisiondelete'] = false;
					$wgActions['rollback']       = false;
					$wgActions['markpatrolled']  = false;
					if ( ! in_array( $wgUser->mName, $users[1], true ) ) {
						$wgActions['view']   = false;
						return doRedirect( 'accesscontrol-info-anonymous' );
						}
					}
				}
			}
		    fromTemplates( substr( $string, $end + 2 ) );
		}
	    }
    }


function allRightTags( $string ) {
	/* Function for extraction content tag accesscontrol from raw source the page */
	$contenttag  = Array();
	$starttag    = "<accesscontrol>";
	$endtag      = "</accesscontrol>";
	$redirecttag = "redirect";

	if ( ( mb_substr( trim( $string ), 0, 1 ) == "#" )
		&& ( stripos( mb_substr( trim( $string ), 1, 9 ), $redirecttag ) == "0" )
		) {
		/* Treatment redirects - content variable $string must be replaced over content the target page */
		$sourceredirecttag = mb_substr( $string, 0, strpos( $string, ']]' ) );
		$redirecttarget = trim( substr( $sourceredirecttag, strpos( $sourceredirecttag, '[[' ) + 2 ) );
		if ( strpos( $redirecttarget, '|' ) ) {
			$redirecttarget = trim( substr( $redirecttarget, 0, strpos( $redirecttarget, '|' ) ) );
		}
		$Title = new Title();
		$gt = $Title->makeTitle( 0, $redirecttarget );
		return allRightTags( getContentPage( $gt ) );
	}

	// Kontrola accesscontrol ve vložených šablonách a stránkách
	fromTemplates($string);

	$start = strpos( $string, $starttag );
	if ( $start !== false ) {
		$start += strlen( $starttag );
		$end = strpos( $string, $endtag );
		if ( $end !== false ) {
			$groupsString = substr( $string, $start, $end-$start );
			if ( strlen( $groupsString ) == 0 ) {
				$contenttag['end'] = strlen( $starttag ) + strlen( $endtag ); 
			} else {
				$contenttag['groups'] = $groupsString;
				$contenttag['end'] = $end + strlen( $endtag );
			}

			if( isset( $_SESSION['redirect'] ) ) {
				$_SESSION['redirect'] = $contenttag;
			} else {
				return $contenttag;
			}
		}
	} else {
		if( isset( $_SESSION['redirect'] ) ) {
			return $_SESSION['redirect'];
		} else {
			return false;
		}
	}
}

function hookUserCan( &$title, &$wgUser, $action, &$result ) {
	/* Main function control access for all users */
	global $wgActions, $wgAdminCanReadAll;
	if ( $wgUser->mId === 0 ) {
		/* Deny actions for all anonymous */
		$wgActions['edit']           = false;
		$wgActions['history']        = false;
		$wgActions['submit']         = false;
		$wgActions['info']           = false;
		$wgActions['raw']            = false;
		$wgActions['delete']         = false;
		$wgActions['revert']         = false;
		$wgActions['revisiondelete'] = false;
		$wgActions['rollback']       = false;
		$wgActions['markpatrolled']  = false;
		}

	$rights = allRightTags( getContentPage( $title->mDbkeyform ) );
	if ( is_array( $rights ) ) {
		if ( $wgUser->mId === 0 ) {
			/* Redirection unknown users */
			$wgActions['view'] = false;
			doRedirect( 'accesscontrol-info-anonymous' );
		} else {
			if ( in_array( 'sysop', $wgUser->mGroups, true ) ) {
				if ( isset( $wgAdminCanReadAll ) ) {
					if ( $wgAdminCanReadAll ) {
						return true;
					}
				}
			}				
			$users = accessControl( $rights['groups'] );
			if ( in_array( $wgUser->mName, $users[0], true ) ) {
				return true;
			} else {
				$wgActions['edit']           = false;
				$wgActions['history']        = false;
				$wgActions['submit']         = false;
				$wgActions['info']           = false;
				$wgActions['raw']            = false;
				$wgActions['delete']         = false;
				$wgActions['revert']         = false;
				$wgActions['revisiondelete'] = false;
				$wgActions['rollback']       = false;
				$wgActions['markpatrolled']  = false;
				if ( in_array( $wgUser->mName, $users[1], true ) ) {
					return true;
				} else {
					$wgActions['view']   = false;
					return doRedirect( 'accesscontrol-info-anonymous' );
				}
			}
		}
	} else {
		return true;
	}
}

?>
accesscontrol-2.1/changelog.txt000064400000000000000000000044561213673535200167240ustar00rootroot00000000000000version 2.1
* Fixed security problem with insert protected page, or template

version 2.0
* Completly rewrited for MediaWiki >= 1.18 by Aleš Kapica
* Removed not used variables:
    $wgAccessControlDebug
    $wgAccessControlDebugFile
    $wgAllowInfo
    $wgAllowUserList
    $wgAccessControlMessages

version 1.3
* Gabor Simon fixed problem in function getUsersFromPages()
* Applying patch from Stephan Herrmann

version 1.2
* Fixed errors in parameter fuction doControlUserAccess()
* Repairing while lopp in function getContentTag()

version 1.1
* Fixed security bug with accessibility on protected page over #REDIRECT

version 1.0
* Refactored all code
* Added localization file
* Changed separator on one comma (from double)
* Readonly access is can not only group, but user too

version 0.8
*Fixes for hook errors in MediaWiki 1.11.0 included
*Support for the Group of anonymous users added
*UNIQ/QUINU-Bug kind of fixed (own Link-Parser)

version 0.7
*now it's possible to have read-only groups.
*set the english language as default
*refactored some functions for better readability
*it's now possible to use the internal groups from MediaWiki
*Added a TODO-Document

version 0.6
*Bugfix release, touching the article didn't work, so I use a header redirect (bad hack, but works).
*works now also for anonymous users

version 0.5
*Articles with the accesscontrol tag are now touched in advance to displaying it, so the page will not read from the cache
*removed some development junk ;-)
*better documentation of the accesscontrolSettings.php
*added some debugging code

version 0.4
*tested in Version 1.8.2
*added some Tips
*if more then one group is in the <accesscontrol> tag, all groups are now displayed
*there is now an option, where you can turn off the behaviour, that users in the sysop group can see restricted pages
*the "access is allowed only for group..." text is now in the accesscontrolSettings.php for easier localisation

version 0.3
*access is now also controlled for editing the pages (if you access it manually per action=edit in the URL)
*only sysops can now view and edit the "Usergroup:.." pages
*added a changelog ;-)

version 0.2
*some fixes, to make it work under Version 1.7.1
*Sysops can now always access pages, so if you make an error, you have always the opportunity to correct it ;-)

version 0.1
first Version