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BackendUserAuthentication.php
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BackendUserAuthentication.php
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<?php
/*
* This file is part of the TYPO3 CMS project.
*
* It is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, either version 2
* of the License, or any later version.
*
* For the full copyright and license information, please read the
* LICENSE.txt file that was distributed with this source code.
*
* The TYPO3 project - inspiring people to share!
*/
namespace TYPO3\CMS\Core\Authentication;
use TYPO3\CMS\Backend\Configuration\TypoScript\ConditionMatching\ConditionMatcher;
use TYPO3\CMS\Backend\Utility\BackendUtility;
use TYPO3\CMS\Core\Cache\CacheManager;
use TYPO3\CMS\Core\Core\Environment;
use TYPO3\CMS\Core\Database\Connection;
use TYPO3\CMS\Core\Database\ConnectionPool;
use TYPO3\CMS\Core\Database\Query\Expression\ExpressionBuilder;
use TYPO3\CMS\Core\Database\Query\QueryHelper;
use TYPO3\CMS\Core\Database\Query\Restriction\DeletedRestriction;
use TYPO3\CMS\Core\Database\Query\Restriction\HiddenRestriction;
use TYPO3\CMS\Core\Database\Query\Restriction\RootLevelRestriction;
use TYPO3\CMS\Core\Database\Query\Restriction\WorkspaceRestriction;
use TYPO3\CMS\Core\FormProtection\FormProtectionFactory;
use TYPO3\CMS\Core\Resource\Exception;
use TYPO3\CMS\Core\Resource\Filter\FileNameFilter;
use TYPO3\CMS\Core\Resource\Folder;
use TYPO3\CMS\Core\Resource\ResourceFactory;
use TYPO3\CMS\Core\Resource\ResourceStorage;
use TYPO3\CMS\Core\Resource\StorageRepository;
use TYPO3\CMS\Core\SysLog\Action as SystemLogGenericAction;
use TYPO3\CMS\Core\SysLog\Error as SystemLogErrorClassification;
use TYPO3\CMS\Core\SysLog\Type as SystemLogType;
use TYPO3\CMS\Core\Type\Bitmask\BackendGroupMountOption;
use TYPO3\CMS\Core\Type\Bitmask\JsConfirmation;
use TYPO3\CMS\Core\Type\Bitmask\Permission;
use TYPO3\CMS\Core\Type\Exception\InvalidEnumerationValueException;
use TYPO3\CMS\Core\TypoScript\Parser\TypoScriptParser;
use TYPO3\CMS\Core\Utility\ExtensionManagementUtility;
use TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3\CMS\Core\Utility\HttpUtility;
use TYPO3\CMS\Core\Utility\StringUtility;
use TYPO3\CMS\Core\Versioning\VersionState;
use TYPO3\CMS\Install\Service\SessionService;
/**
* TYPO3 backend user authentication
* Contains most of the functions used for checking permissions, authenticating users,
* setting up the user, and API for user from outside.
* This class contains the configuration of the database fields used plus some
* functions for the authentication process of backend users.
*/
class BackendUserAuthentication extends AbstractUserAuthentication
{
public const ROLE_SYSTEMMAINTAINER = 'systemMaintainer';
/**
* Should be set to the usergroup-column (id-list) in the user-record
* @var string
*/
public $usergroup_column = 'usergroup';
/**
* The name of the group-table
* @var string
*/
public $usergroup_table = 'be_groups';
/**
* holds lists of eg. tables, fields and other values related to the permission-system. See fetchGroupData
* @var array
* @internal
*/
public $groupData = [
'filemounts' => []
];
/**
* This array will hold the groups that the user is a member of
* @var array
*/
public $userGroups = [];
/**
* This array holds the uid's of the groups in the listed order
* @var array
*/
public $userGroupsUID = [];
/**
* This is $this->userGroupsUID imploded to a comma list... Will correspond to the 'usergroup_cached_list'
* @var string
*/
public $groupList = '';
/**
* User workspace.
* -99 is ERROR (none available)
* 0 is online
* >0 is custom workspaces
* @var int
*/
public $workspace = -99;
/**
* Custom workspace record if any
* @var array
*/
public $workspaceRec = [];
/**
* Used to accumulate data for the user-group.
* DON NOT USE THIS EXTERNALLY!
* Use $this->groupData instead
* @var array
* @internal
*/
public $dataLists = [
'webmount_list' => '',
'filemount_list' => '',
'file_permissions' => '',
'modList' => '',
'tables_select' => '',
'tables_modify' => '',
'pagetypes_select' => '',
'non_exclude_fields' => '',
'explicit_allowdeny' => '',
'allowed_languages' => '',
'workspace_perms' => '',
'available_widgets' => '',
'custom_options' => ''
];
/**
* List of group_id's in the order they are processed.
* @var array
* @internal should only be used from within TYPO3 Core
*/
public $includeGroupArray = [];
/**
* @var array Parsed user TSconfig
*/
protected $userTS = [];
/**
* @var bool True if the user TSconfig was parsed and needs to be cached.
*/
protected $userTSUpdated = false;
/**
* Contains last error message
* @internal should only be used from within TYPO3 Core
* @var string
*/
public $errorMsg = '';
/**
* Cache for checkWorkspaceCurrent()
* @var array|null
*/
protected $checkWorkspaceCurrent_cache;
/**
* @var \TYPO3\CMS\Core\Resource\ResourceStorage[]
*/
protected $fileStorages;
/**
* @var array
*/
protected $filePermissions;
/**
* Table in database with user data
* @var string
*/
public $user_table = 'be_users';
/**
* Column for login-name
* @var string
*/
public $username_column = 'username';
/**
* Column for password
* @var string
*/
public $userident_column = 'password';
/**
* Column for user-id
* @var string
*/
public $userid_column = 'uid';
/**
* @var string
*/
public $lastLogin_column = 'lastlogin';
/**
* @var array
*/
public $enablecolumns = [
'rootLevel' => 1,
'deleted' => 'deleted',
'disabled' => 'disable',
'starttime' => 'starttime',
'endtime' => 'endtime'
];
/**
* Form field with login-name
* @var string
*/
public $formfield_uname = 'username';
/**
* Form field with password
* @var string
*/
public $formfield_uident = 'userident';
/**
* Form field with status: *'login', 'logout'
* @var string
*/
public $formfield_status = 'login_status';
/**
* Decides if the writelog() function is called at login and logout
* @var bool
*/
public $writeStdLog = true;
/**
* If the writelog() functions is called if a login-attempt has be tried without success
* @var bool
*/
public $writeAttemptLog = true;
/**
* Session timeout (on the server), defaults to 8 hours for backend user
*
* If >0: session-timeout in seconds.
* If <=0: Instant logout after login.
* The value must be at least 180 to avoid side effects.
*
* @var int
* @internal should only be used from within TYPO3 Core
*/
public $sessionTimeout = 28800;
/**
* @var int
* @internal should only be used from within TYPO3 Core
*/
public $firstMainGroup = 0;
/**
* User Config
* @var array
*/
public $uc;
/**
* User Config Default values:
* The array may contain other fields for configuration.
* For this, see "setup" extension and "TSconfig" document (User TSconfig, "setup.[xxx]....")
* Reserved keys for other storage of session data:
* moduleData
* moduleSessionID
* @var array
* @internal should only be used from within TYPO3 Core
*/
public $uc_default = [
'interfaceSetup' => '',
// serialized content that is used to store interface pane and menu positions. Set by the logout.php-script
'moduleData' => [],
// user-data for the modules
'emailMeAtLogin' => 0,
'titleLen' => 50,
'edit_RTE' => '1',
'edit_docModuleUpload' => '1',
'resizeTextareas_MaxHeight' => 500,
];
/**
* Login type, used for services.
* @var string
*/
public $loginType = 'BE';
/**
* Constructor
*/
public function __construct()
{
$this->name = self::getCookieName();
$this->sessionTimeout = (int)$GLOBALS['TYPO3_CONF_VARS']['BE']['sessionTimeout'];
parent::__construct();
}
/**
* Returns TRUE if user is admin
* Basically this function evaluates if the ->user[admin] field has bit 0 set. If so, user is admin.
*
* @return bool
*/
public function isAdmin()
{
return is_array($this->user) && ($this->user['admin'] & 1) == 1;
}
/**
* Returns TRUE if the current user is a member of group $groupId
* $groupId must be set. $this->groupList must contain groups
* Will return TRUE also if the user is a member of a group through subgroups.
*
* @param int $groupId Group ID to look for in $this->groupList
* @return bool
* @internal should only be used from within TYPO3 Core, use Context API for quicker access
*/
public function isMemberOfGroup($groupId)
{
$groupId = (int)$groupId;
if ($this->groupList && $groupId) {
return GeneralUtility::inList($this->groupList, (string)$groupId);
}
return false;
}
/**
* Checks if the permissions is granted based on a page-record ($row) and $perms (binary and'ed)
*
* Bits for permissions, see $perms variable:
*
* 1 - Show: See/Copy page and the pagecontent.
* 2 - Edit page: Change/Move the page, eg. change title, startdate, hidden.
* 4 - Delete page: Delete the page and pagecontent.
* 8 - New pages: Create new pages under the page.
* 16 - Edit pagecontent: Change/Add/Delete/Move pagecontent.
*
* @param array $row Is the pagerow for which the permissions is checked
* @param int $perms Is the binary representation of the permission we are going to check. Every bit in this number represents a permission that must be set. See function explanation.
* @return bool
*/
public function doesUserHaveAccess($row, $perms)
{
$userPerms = $this->calcPerms($row);
return ($userPerms & $perms) == $perms;
}
/**
* Checks if the page id or page record ($idOrRow) is found within the webmounts set up for the user.
* This should ALWAYS be checked for any page id a user works with, whether it's about reading, writing or whatever.
* The point is that this will add the security that a user can NEVER touch parts outside his mounted
* pages in the page tree. This is otherwise possible if the raw page permissions allows for it.
* So this security check just makes it easier to make safe user configurations.
* If the user is admin OR if this feature is disabled
* (fx. by setting TYPO3_CONF_VARS['BE']['lockBeUserToDBmounts']=0) then it returns "1" right away
* Otherwise the function will return the uid of the webmount which was first found in the rootline of the input page $id
*
* @param int|array $idOrRow Page ID or full page record to check
* @param string $readPerms Content of "->getPagePermsClause(1)" (read-permissions). If not set, they will be internally calculated (but if you have the correct value right away you can save that database lookup!)
* @param bool|int $exitOnError If set, then the function will exit with an error message.
* @throws \RuntimeException
* @return int|null The page UID of a page in the rootline that matched a mount point
*/
public function isInWebMount($idOrRow, $readPerms = '', $exitOnError = 0)
{
if (!$GLOBALS['TYPO3_CONF_VARS']['BE']['lockBeUserToDBmounts'] || $this->isAdmin()) {
return 1;
}
$checkRec = [];
$fetchPageFromDatabase = true;
if (is_array($idOrRow)) {
if (empty($idOrRow['uid'])) {
throw new \RuntimeException('The given page record is invalid. Missing uid.', 1578950324);
}
$checkRec = $idOrRow;
$id = (int)$idOrRow['uid'];
// ensure the required fields are present on the record
if (isset($checkRec['t3ver_oid'], $checkRec[$GLOBALS['TCA']['pages']['ctrl']['languageField']], $checkRec[$GLOBALS['TCA']['pages']['ctrl']['transOrigPointerField']])) {
$fetchPageFromDatabase = false;
}
} else {
$id = (int)$idOrRow;
}
if ($fetchPageFromDatabase) {
// Check if input id is an offline version page in which case we will map id to the online version:
$checkRec = BackendUtility::getRecord(
'pages',
$id,
't3ver_oid,'
. $GLOBALS['TCA']['pages']['ctrl']['transOrigPointerField'] . ','
. $GLOBALS['TCA']['pages']['ctrl']['languageField']
);
}
if ($checkRec['t3ver_oid'] > 0) {
$id = (int)$checkRec['t3ver_oid'];
}
// if current rec is a translation then get uid from l10n_parent instead
// because web mounts point to pages in default language and rootline returns uids of default languages
if ((int)$checkRec[$GLOBALS['TCA']['pages']['ctrl']['languageField']] !== 0 && (int)$checkRec[$GLOBALS['TCA']['pages']['ctrl']['transOrigPointerField']] !== 0) {
$id = (int)$checkRec[$GLOBALS['TCA']['pages']['ctrl']['transOrigPointerField']];
}
if (!$readPerms) {
$readPerms = $this->getPagePermsClause(Permission::PAGE_SHOW);
}
if ($id > 0) {
$wM = $this->returnWebmounts();
$rL = BackendUtility::BEgetRootLine($id, ' AND ' . $readPerms, true);
foreach ($rL as $v) {
if ($v['uid'] && in_array($v['uid'], $wM)) {
return $v['uid'];
}
}
}
if ($exitOnError) {
throw new \RuntimeException('Access Error: This page is not within your DB-mounts', 1294586445);
}
return null;
}
/**
* Checks access to a backend module with the $MCONF passed as first argument
*
* @param array $conf $MCONF array of a backend module!
* @throws \RuntimeException
* @return bool Will return TRUE if $MCONF['access'] is not set at all, if the BE_USER is admin or if the module is enabled in the be_users/be_groups records of the user (specifically enabled). Will return FALSE if the module name is not even found in $TBE_MODULES
*/
public function modAccess($conf)
{
if (!BackendUtility::isModuleSetInTBE_MODULES($conf['name'])) {
throw new \RuntimeException('Fatal Error: This module "' . $conf['name'] . '" is not enabled in TBE_MODULES', 1294586446);
}
// Workspaces check:
if (
!empty($conf['workspaces'])
&& ExtensionManagementUtility::isLoaded('workspaces')
&& ($this->workspace !== 0 || !GeneralUtility::inList($conf['workspaces'], 'online'))
&& ($this->workspace <= 0 || !GeneralUtility::inList($conf['workspaces'], 'custom'))
) {
throw new \RuntimeException('Workspace Error: This module "' . $conf['name'] . '" is not available under the current workspace', 1294586447);
}
// Returns false if conf[access] is set to system maintainers and the user is system maintainer
if (strpos($conf['access'], self::ROLE_SYSTEMMAINTAINER) !== false && !$this->isSystemMaintainer()) {
throw new \RuntimeException('This module "' . $conf['name'] . '" is only available as system maintainer', 1504804727);
}
// Returns TRUE if conf[access] is not set at all or if the user is admin
if (!$conf['access'] || $this->isAdmin()) {
return true;
}
// If $conf['access'] is set but not with 'admin' then we return TRUE, if the module is found in the modList
$acs = false;
if (strpos($conf['access'], 'admin') === false && $conf['name']) {
$acs = $this->check('modules', $conf['name']);
}
if (!$acs) {
throw new \RuntimeException('Access Error: You don\'t have access to this module.', 1294586448);
}
return $acs;
}
/**
* Checks if the user is in the valid list of allowed system maintainers. if the list is not set,
* then all admins are system maintainers. If the list is empty, no one is system maintainer (good for production
* systems). If the currently logged in user is in "switch user" mode, this method will return false.
*
* @return bool
*/
public function isSystemMaintainer(): bool
{
if (!$this->isAdmin()) {
return false;
}
if ((int)$GLOBALS['BE_USER']->user['ses_backuserid'] !== 0) {
return false;
}
if (Environment::getContext()->isDevelopment()) {
return true;
}
$systemMaintainers = $GLOBALS['TYPO3_CONF_VARS']['SYS']['systemMaintainers'] ?? [];
$systemMaintainers = array_map('intval', $systemMaintainers);
if (!empty($systemMaintainers)) {
return in_array((int)$this->user['uid'], $systemMaintainers, true);
}
// No system maintainers set up yet, so any admin is allowed to access the modules
// but explicitly no system maintainers allowed (empty string in TYPO3_CONF_VARS).
// @todo: this needs to be adjusted once system maintainers can log into the install tool with their credentials
if (isset($GLOBALS['TYPO3_CONF_VARS']['SYS']['systemMaintainers'])
&& empty($GLOBALS['TYPO3_CONF_VARS']['SYS']['systemMaintainers'])) {
return false;
}
return true;
}
/**
* Returns a WHERE-clause for the pages-table where user permissions according to input argument, $perms, is validated.
* $perms is the "mask" used to select. Fx. if $perms is 1 then you'll get all pages that a user can actually see!
* 2^0 = show (1)
* 2^1 = edit (2)
* 2^2 = delete (4)
* 2^3 = new (8)
* If the user is 'admin' " 1=1" is returned (no effect)
* If the user is not set at all (->user is not an array), then " 1=0" is returned (will cause no selection results at all)
* The 95% use of this function is "->getPagePermsClause(1)" which will
* return WHERE clauses for *selecting* pages in backend listings - in other words this will check read permissions.
*
* @param int $perms Permission mask to use, see function description
* @return string Part of where clause. Prefix " AND " to this.
* @internal should only be used from within TYPO3 Core, use PagePermissionDatabaseRestriction instead.
*/
public function getPagePermsClause($perms)
{
if (is_array($this->user)) {
if ($this->isAdmin()) {
return ' 1=1';
}
// Make sure it's integer.
$perms = (int)$perms;
$expressionBuilder = GeneralUtility::makeInstance(ConnectionPool::class)
->getQueryBuilderForTable('pages')
->expr();
// User
$constraint = $expressionBuilder->orX(
$expressionBuilder->comparison(
$expressionBuilder->bitAnd('pages.perms_everybody', $perms),
ExpressionBuilder::EQ,
$perms
),
$expressionBuilder->andX(
$expressionBuilder->eq('pages.perms_userid', (int)$this->user['uid']),
$expressionBuilder->comparison(
$expressionBuilder->bitAnd('pages.perms_user', $perms),
ExpressionBuilder::EQ,
$perms
)
)
);
// Group (if any is set)
if ($this->groupList) {
$constraint->add(
$expressionBuilder->andX(
$expressionBuilder->in(
'pages.perms_groupid',
GeneralUtility::intExplode(',', $this->groupList)
),
$expressionBuilder->comparison(
$expressionBuilder->bitAnd('pages.perms_group', $perms),
ExpressionBuilder::EQ,
$perms
)
)
);
}
$constraint = ' (' . (string)$constraint . ')';
// ****************
// getPagePermsClause-HOOK
// ****************
foreach ($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['t3lib/class.t3lib_userauthgroup.php']['getPagePermsClause'] ?? [] as $_funcRef) {
$_params = ['currentClause' => $constraint, 'perms' => $perms];
$constraint = GeneralUtility::callUserFunction($_funcRef, $_params, $this);
}
return $constraint;
}
return ' 1=0';
}
/**
* Returns a combined binary representation of the current users permissions for the page-record, $row.
* The perms for user, group and everybody is OR'ed together (provided that the page-owner is the user
* and for the groups that the user is a member of the group.
* If the user is admin, 31 is returned (full permissions for all five flags)
*
* @param array $row Input page row with all perms_* fields available.
* @return int Bitwise representation of the users permissions in relation to input page row, $row
*/
public function calcPerms($row)
{
// Return 31 for admin users.
if ($this->isAdmin()) {
return Permission::ALL;
}
// Return 0 if page is not within the allowed web mount
if (!$this->isInWebMount($row)) {
return Permission::NOTHING;
}
$out = Permission::NOTHING;
if (
isset($row['perms_userid']) && isset($row['perms_user']) && isset($row['perms_groupid'])
&& isset($row['perms_group']) && isset($row['perms_everybody']) && isset($this->groupList)
) {
if ($this->user['uid'] == $row['perms_userid']) {
$out |= $row['perms_user'];
}
if ($this->isMemberOfGroup($row['perms_groupid'])) {
$out |= $row['perms_group'];
}
$out |= $row['perms_everybody'];
}
// ****************
// CALCPERMS hook
// ****************
foreach ($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['t3lib/class.t3lib_userauthgroup.php']['calcPerms'] ?? [] as $_funcRef) {
$_params = [
'row' => $row,
'outputPermissions' => $out
];
$out = GeneralUtility::callUserFunction($_funcRef, $_params, $this);
}
return $out;
}
/**
* Returns TRUE if the RTE (Rich Text Editor) is enabled for the user.
*
* @return bool
* @internal should only be used from within TYPO3 Core
*/
public function isRTE()
{
return (bool)$this->uc['edit_RTE'];
}
/**
* Returns TRUE if the $value is found in the list in a $this->groupData[] index pointed to by $type (array key).
* Can thus be users to check for modules, exclude-fields, select/modify permissions for tables etc.
* If user is admin TRUE is also returned
* Please see the document Inside TYPO3 for examples.
*
* @param string $type The type value; "webmounts", "filemounts", "pagetypes_select", "tables_select", "tables_modify", "non_exclude_fields", "modules", "available_widgets"
* @param string $value String to search for in the groupData-list
* @return bool TRUE if permission is granted (that is, the value was found in the groupData list - or the BE_USER is "admin")
*/
public function check($type, $value)
{
return isset($this->groupData[$type])
&& ($this->isAdmin() || GeneralUtility::inList($this->groupData[$type], $value));
}
/**
* Checking the authMode of a select field with authMode set
*
* @param string $table Table name
* @param string $field Field name (must be configured in TCA and of type "select" with authMode set!)
* @param string $value Value to evaluation (single value, must not contain any of the chars ":,|")
* @param string $authMode Auth mode keyword (explicitAllow, explicitDeny, individual)
* @return bool Whether access is granted or not
*/
public function checkAuthMode($table, $field, $value, $authMode)
{
// Admin users can do anything:
if ($this->isAdmin()) {
return true;
}
// Allow all blank values:
if ((string)$value === '') {
return true;
}
// Allow dividers:
if ($value === '--div--') {
return true;
}
// Certain characters are not allowed in the value
if (preg_match('/[:|,]/', $value)) {
return false;
}
// Initialize:
$testValue = $table . ':' . $field . ':' . $value;
$out = true;
// Checking value:
switch ((string)$authMode) {
case 'explicitAllow':
if (!GeneralUtility::inList($this->groupData['explicit_allowdeny'], $testValue . ':ALLOW')) {
$out = false;
}
break;
case 'explicitDeny':
if (GeneralUtility::inList($this->groupData['explicit_allowdeny'], $testValue . ':DENY')) {
$out = false;
}
break;
case 'individual':
if (is_array($GLOBALS['TCA'][$table]) && is_array($GLOBALS['TCA'][$table]['columns'][$field])) {
$items = $GLOBALS['TCA'][$table]['columns'][$field]['config']['items'];
if (is_array($items)) {
foreach ($items as $iCfg) {
if ((string)$iCfg[1] === (string)$value && $iCfg[4]) {
switch ((string)$iCfg[4]) {
case 'EXPL_ALLOW':
if (!GeneralUtility::inList(
$this->groupData['explicit_allowdeny'],
$testValue . ':ALLOW'
)) {
$out = false;
}
break;
case 'EXPL_DENY':
if (GeneralUtility::inList($this->groupData['explicit_allowdeny'], $testValue . ':DENY')) {
$out = false;
}
break;
}
break;
}
}
}
}
break;
}
return $out;
}
/**
* Checking if a language value (-1, 0 and >0 for sys_language records) is allowed to be edited by the user.
*
* @param int $langValue Language value to evaluate
* @return bool Returns TRUE if the language value is allowed, otherwise FALSE.
*/
public function checkLanguageAccess($langValue)
{
// The users language list must be non-blank - otherwise all languages are allowed.
if (trim($this->groupData['allowed_languages']) !== '') {
$langValue = (int)$langValue;
// Language must either be explicitly allowed OR the lang Value be "-1" (all languages)
if ($langValue != -1 && !$this->check('allowed_languages', (string)$langValue)) {
return false;
}
}
return true;
}
/**
* Check if user has access to all existing localizations for a certain record
*
* @param string $table The table
* @param array $record The current record
* @return bool
*/
public function checkFullLanguagesAccess($table, $record)
{
if (!$this->checkLanguageAccess(0)) {
return false;
}
if (BackendUtility::isTableLocalizable($table)) {
$pointerField = $GLOBALS['TCA'][$table]['ctrl']['transOrigPointerField'];
$pointerValue = $record[$pointerField] > 0 ? $record[$pointerField] : $record['uid'];
$queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)->getQueryBuilderForTable($table);
$queryBuilder->getRestrictions()
->removeAll()
->add(GeneralUtility::makeInstance(DeletedRestriction::class))
->add(GeneralUtility::makeInstance(WorkspaceRestriction::class, (int)$this->workspace));
$recordLocalizations = $queryBuilder->select('*')
->from($table)
->where(
$queryBuilder->expr()->eq(
$pointerField,
$queryBuilder->createNamedParameter($pointerValue, \PDO::PARAM_INT)
)
)
->execute()
->fetchAll();
foreach ($recordLocalizations as $recordLocalization) {
if (!$this->checkLanguageAccess($recordLocalization[$GLOBALS['TCA'][$table]['ctrl']['languageField']])) {
return false;
}
}
}
return true;
}
/**
* Checking if a user has editing access to a record from a $GLOBALS['TCA'] table.
* The checks does not take page permissions and other "environmental" things into account.
* It only deal with record internals; If any values in the record fields disallows it.
* For instance languages settings, authMode selector boxes are evaluated (and maybe more in the future).
* It will check for workspace dependent access.
* The function takes an ID (int) or row (array) as second argument.
*
* @param string $table Table name
* @param int|array $idOrRow If integer, then this is the ID of the record. If Array this just represents fields in the record.
* @param bool $newRecord Set, if testing a new (non-existing) record array. Will disable certain checks that doesn't make much sense in that context.
* @param bool $deletedRecord Set, if testing a deleted record array.
* @param bool $checkFullLanguageAccess Set, whenever access to all translations of the record is required
* @return bool TRUE if OK, otherwise FALSE
* @internal should only be used from within TYPO3 Core
*/
public function recordEditAccessInternals($table, $idOrRow, $newRecord = false, $deletedRecord = false, $checkFullLanguageAccess = false)
{
if (!isset($GLOBALS['TCA'][$table])) {
return false;
}
// Always return TRUE for Admin users.
if ($this->isAdmin()) {
return true;
}
// Fetching the record if the $idOrRow variable was not an array on input:
if (!is_array($idOrRow)) {
if ($deletedRecord) {
$idOrRow = BackendUtility::getRecord($table, $idOrRow, '*', '', false);
} else {
$idOrRow = BackendUtility::getRecord($table, $idOrRow);
}
if (!is_array($idOrRow)) {
$this->errorMsg = 'ERROR: Record could not be fetched.';
return false;
}
}
// Checking languages:
if ($table === 'pages' && $checkFullLanguageAccess && !$this->checkFullLanguagesAccess($table, $idOrRow)) {
return false;
}
if ($GLOBALS['TCA'][$table]['ctrl']['languageField']) {
// Language field must be found in input row - otherwise it does not make sense.
if (isset($idOrRow[$GLOBALS['TCA'][$table]['ctrl']['languageField']])) {
if (!$this->checkLanguageAccess($idOrRow[$GLOBALS['TCA'][$table]['ctrl']['languageField']])) {
$this->errorMsg = 'ERROR: Language was not allowed.';
return false;
}
if (
$checkFullLanguageAccess && $idOrRow[$GLOBALS['TCA'][$table]['ctrl']['languageField']] == 0
&& !$this->checkFullLanguagesAccess($table, $idOrRow)
) {
$this->errorMsg = 'ERROR: Related/affected language was not allowed.';
return false;
}
} else {
$this->errorMsg = 'ERROR: The "languageField" field named "'
. $GLOBALS['TCA'][$table]['ctrl']['languageField'] . '" was not found in testing record!';
return false;
}
}
// Checking authMode fields:
if (is_array($GLOBALS['TCA'][$table]['columns'])) {
foreach ($GLOBALS['TCA'][$table]['columns'] as $fieldName => $fieldValue) {
if (isset($idOrRow[$fieldName])) {
if (
$fieldValue['config']['type'] === 'select' && $fieldValue['config']['authMode']
&& $fieldValue['config']['authMode_enforce'] === 'strict'
) {
if (!$this->checkAuthMode($table, $fieldName, $idOrRow[$fieldName], $fieldValue['config']['authMode'])) {
$this->errorMsg = 'ERROR: authMode "' . $fieldValue['config']['authMode']
. '" failed for field "' . $fieldName . '" with value "'
. $idOrRow[$fieldName] . '" evaluated';
return false;
}
}
}
}
}
// Checking "editlock" feature (doesn't apply to new records)
if (!$newRecord && $GLOBALS['TCA'][$table]['ctrl']['editlock']) {
if (isset($idOrRow[$GLOBALS['TCA'][$table]['ctrl']['editlock']])) {
if ($idOrRow[$GLOBALS['TCA'][$table]['ctrl']['editlock']]) {
$this->errorMsg = 'ERROR: Record was locked for editing. Only admin users can change this state.';
return false;
}
} else {
$this->errorMsg = 'ERROR: The "editLock" field named "' . $GLOBALS['TCA'][$table]['ctrl']['editlock']
. '" was not found in testing record!';
return false;
}
}
// Checking record permissions
// THIS is where we can include a check for "perms_" fields for other records than pages...
// Process any hooks
foreach ($GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['t3lib/class.t3lib_userauthgroup.php']['recordEditAccessInternals'] ?? [] as $funcRef) {
$params = [
'table' => $table,
'idOrRow' => $idOrRow,
'newRecord' => $newRecord
];
if (!GeneralUtility::callUserFunction($funcRef, $params, $this)) {
return false;
}
}
// Finally, return TRUE if all is well.
return true;
}
/**
* Returns TRUE if the BE_USER is allowed to *create* shortcuts in the backend modules
*
* @return bool
*/
public function mayMakeShortcut()
{
return ($this->getTSConfig()['options.']['enableBookmarks'] ?? false)
&& !($this->getTSConfig()['options.']['mayNotCreateEditBookmarks'] ?? false);
}
/**
* Checking if editing of an existing record is allowed in current workspace if that is offline.
* Rules for editing in offline mode:
* - record supports versioning and is an offline version from workspace and has the current stage
* - or record (any) is in a branch where there is a page which is a version from the workspace
* and where the stage is not preventing records
*
* @param string $table Table of record
* @param array|int $recData Integer (record uid) or array where fields are at least: pid, t3ver_wsid, t3ver_oid, t3ver_stage (if versioningWS is set)
* @return string String error code, telling the failure state. FALSE=All ok
* @internal should only be used from within TYPO3 Core
*/
public function workspaceCannotEditRecord($table, $recData)
{
// Only test if the user is in a workspace
if ($this->workspace === 0) {
return false;
}
$tableSupportsVersioning = BackendUtility::isTableWorkspaceEnabled($table);
if (!is_array($recData)) {
$recData = BackendUtility::getRecord(
$table,
$recData,
'pid' . ($tableSupportsVersioning ? ',t3ver_oid,t3ver_wsid,t3ver_state,t3ver_stage' : '')
);
}
if (is_array($recData)) {
// We are testing a "version" (identified by having a t3ver_oid): it can be edited provided
// that workspace matches and versioning is enabled for the table.
$versionState = new VersionState($recData['t3ver_state'] ?? 0);
if ($tableSupportsVersioning
&& (
$versionState->equals(VersionState::NEW_PLACEHOLDER) || (int)(($recData['t3ver_oid'] ?? 0) > 0)
)
) {
if ((int)$recData['t3ver_wsid'] !== $this->workspace) {
// So does workspace match?
return 'Workspace ID of record didn\'t match current workspace';
}
// So is the user allowed to "use" the edit stage within the workspace?
return $this->workspaceCheckStageForCurrent(0)
? false
: 'User\'s access level did not allow for editing';
}
// Check if we are testing a "live" record
if ($this->workspaceAllowsLiveEditingInTable($table)) {
// Live records are OK in the current workspace
return false;
}
// If not offline, output error
return 'Online record was not in a workspace!';
}
return 'No record';
}
/**
* Evaluates if a user is allowed to edit the offline version
*
* @param string $table Table of record
* @param array|int $recData Integer (record uid) or array where fields are at least: pid, t3ver_wsid, t3ver_stage (if versioningWS is set)
* @return string String error code, telling the failure state. FALSE=All ok
* @see workspaceCannotEditRecord()
* @internal this method will be moved to EXT:workspaces
*/
public function workspaceCannotEditOfflineVersion($table, $recData)
{
if (!BackendUtility::isTableWorkspaceEnabled($table)) {
return 'Table does not support versioning.';
}
if (!is_array($recData)) {
$recData = BackendUtility::getRecord($table, $recData, 'uid,pid,t3ver_oid,t3ver_wsid,t3ver_state,t3ver_stage');
}
if (is_array($recData)) {
$versionState = new VersionState($recData['t3ver_state']);
if ($versionState->equals(VersionState::NEW_PLACEHOLDER) || (int)$recData['t3ver_oid'] > 0) {
return $this->workspaceCannotEditRecord($table, $recData);
}
return 'Not an offline version';
}
return 'No record';
}
/**
* Checks if a record is allowed to be edited in the current workspace.
* This is not bound to an actual record, but to the mere fact if the user is in a workspace
* and depending on the table settings.
*
* @param string $table
* @return bool
* @internal should only be used from within TYPO3 Core
*/
public function workspaceAllowsLiveEditingInTable(string $table): bool