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<?php
/**
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
*/
use MediaWiki\Context\RequestContext;
use MediaWiki\Debug\DeprecationHelper;
use MediaWiki\MediaWikiServices;
use MediaWiki\Permissions\PermissionStatus;
/**
* Show an error when a user tries to do something they do not have the necessary
* permissions for.
*
* @newable
* @since 1.18
* @ingroup Exception
*/
class PermissionsError extends ErrorPageError {
use DeprecationHelper;
private ?string $permission;
private PermissionStatus $status;
/**
* @stable to call
*
* @param string|null $permission A permission name or null if unknown
* @param PermissionStatus|array $status PermissionStatus containing an array of errors,
* or an error array like in PermissionManager::getPermissionErrors();
* must not be empty if $permission is null
*/
public function __construct( ?string $permission, $status = [] ) {
$this->deprecatePublicProperty( 'permission', '1.43' );
$this->deprecatePublicPropertyFallback( 'errors', '1.43',
function () {
return $this->status->toLegacyErrorArray();
},
function ( $errors ) {
$this->status = PermissionStatus::newEmpty();
foreach ( $errors as $error ) {
if ( is_array( $error ) ) {
// @phan-suppress-next-line PhanParamTooFewUnpack
$this->status->fatal( ...$error );
} else {
$this->status->fatal( $error );
}
}
}
);
if ( is_array( $status ) ) {
$errors = $status;
$status = PermissionStatus::newEmpty();
foreach ( $errors as $error ) {
if ( is_array( $error ) ) {
// @phan-suppress-next-line PhanParamTooFewUnpack
$status->fatal( ...$error );
} else {
$status->fatal( $error );
}
}
} elseif ( !( $status instanceof PermissionStatus ) ) {
throw new \InvalidArgumentException( __METHOD__ .
': $status must be PermissionStatus or array, got ' . get_debug_type( $status ) );
}
if ( $permission === null && $status->isGood() ) {
throw new \InvalidArgumentException( __METHOD__ .
': $permission and $status cannot both be empty' );
}
$this->permission = $permission;
if ( $status->isGood() ) {
$status = MediaWikiServices::getInstance()
->getPermissionManager()
// @phan-suppress-next-line PhanTypeMismatchArgumentNullable Null on permission is check when used here
->newFatalPermissionDeniedStatus( $this->permission, RequestContext::getMain() );
}
$this->status = $status;
// Give the parent class something to work with
parent::__construct( 'permissionserrors', $status->getMessages()[0] );
}
public function report( $action = self::SEND_OUTPUT ) {
global $wgOut;
$wgOut->showPermissionStatus( $this->status, $this->permission );
if ( $action === self::SEND_OUTPUT ) {
$wgOut->output();
}
}
}
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