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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
*/
namespace MediaWiki\Api;
use ILocalizedException;
use InvalidArgumentException;
use MediaWiki\Status\Status;
use MWException;
use StatusValue;
use Stringable;
use Throwable;
use Wikimedia\Message\MessageSpecifier;
/**
* Exception used to abort API execution with an error
*
* If possible, use ApiBase::dieWithError() instead of throwing this directly.
*
* @newable
* @ingroup API
*/
class ApiUsageException extends MWException implements Stringable, ILocalizedException {
/** @var string|null */
protected $modulePath;
/** @var StatusValue */
protected $status;
/**
*
* @stable to call
* @param ApiBase|null $module API module responsible for the error, if known
* @param StatusValue $status Status holding errors
* @param int $httpCode HTTP error code to use
* @param Throwable|null $previous Previous exception
*/
public function __construct(
?ApiBase $module, StatusValue $status, $httpCode = 0, ?Throwable $previous = null
) {
if ( $status->isOK() ) {
throw new InvalidArgumentException( __METHOD__ . ' requires a fatal Status' );
}
$this->modulePath = $module ? $module->getModulePath() : null;
$this->status = $status;
// Bug T46111: Messages in the log files should be in English and not
// customized by the local wiki.
$enMsg = clone $this->getApiMessage();
$enMsg->inLanguage( 'en' )->useDatabase( false );
parent::__construct( ApiErrorFormatter::stripMarkup( $enMsg->text() ), $httpCode, $previous );
}
/**
* @param ApiBase|null $module API module responsible for the error, if known
* @param string|array|MessageSpecifier $msg See ApiMessage::create()
* @param string|null $code See ApiMessage::create()
* @param array|null $data See ApiMessage::create()
* @param int $httpCode HTTP error code to use
* @param Throwable|null $previous Previous exception
* @return static
*/
public static function newWithMessage(
?ApiBase $module, $msg, $code = null, $data = null, $httpCode = 0, ?Throwable $previous = null
) {
return new static(
$module,
StatusValue::newFatal( ApiMessage::create( $msg, $code, $data ) ),
$httpCode,
$previous
);
}
/**
* @return ApiMessage
*/
private function getApiMessage() {
// Return the first error message, if any; or the first warning message, if any; or a generic message
foreach ( $this->status->getMessages( 'error' ) as $msg ) {
// @phan-suppress-next-line PhanTypeMismatchReturnSuperType
return ApiMessage::create( $msg );
}
foreach ( $this->status->getMessages( 'warning' ) as $msg ) {
// @phan-suppress-next-line PhanTypeMismatchReturnSuperType
return ApiMessage::create( $msg );
}
return new ApiMessage( 'apierror-unknownerror-nocode', 'unknownerror' );
}
/**
* Fetch the responsible module name
* @return string|null
*/
public function getModulePath() {
return $this->modulePath;
}
/**
* Fetch the error status
* @return StatusValue
*/
public function getStatusValue() {
return $this->status;
}
/**
* @inheritDoc
*/
public function getMessageObject() {
return Status::wrap( $this->status )->getMessage();
}
/**
* @return string
*/
public function __toString() {
$enMsg = clone $this->getApiMessage();
$enMsg->inLanguage( 'en' )->useDatabase( false );
$text = ApiErrorFormatter::stripMarkup( $enMsg->text() );
return get_class( $this ) . ": {$enMsg->getApiCode()}: {$text} "
. "in {$this->getFile()}:{$this->getLine()}\n"
. "Stack trace:\n{$this->getTraceAsString()}"
. ( $this->getPrevious() ? "\n\nNext {$this->getPrevious()}" : "" );
}
}
/** @deprecated class alias since 1.43 */
class_alias( ApiUsageException::class, 'ApiUsageException' );
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