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<?php
declare( strict_types = 1 );
namespace MediaWiki\Extension\Translate\MessageBundleTranslation;
use JsonContent;
use Status;
use User;
use WikiPage;
/**
* @author Niklas Laxström
* @license GPL-2.0-or-later
* @since 2021.05
*/
class MessageBundleContent extends JsonContent {
public const CONTENT_MODEL_ID = 'translate-messagebundle';
public function __construct( $text, $modelId = self::CONTENT_MODEL_ID ) {
parent::__construct( $text, $modelId );
}
public function isValid(): bool {
try {
return parent::isValid() && $this->validate();
} catch ( MalformedBundle $e ) {
return false;
}
}
/** @throws MalformedBundle */
public function validate(): bool {
$data = json_decode( $this->getText(), true );
// Crude check that we have an associative array (or empty array)
if ( !is_array( $data ) || ( $data !== [] && array_values( $data ) === $data ) ) {
throw new MalformedBundle(
'translate-messagebundle-error-invalid-array',
[ gettype( $data ) ]
);
}
foreach ( $data as $key => $value ) {
if ( $key === '' ) {
throw new MalformedBundle( 'translate-messagebundle-error-key-empty' );
}
if ( strlen( $key ) > 100 ) {
throw new MalformedBundle(
'translate-messagebundle-error-key-too-long',
[ $key ]
);
}
if ( !preg_match( '/^[a-zA-Z0-9-_.]+$/', $key ) ) {
throw new MalformedBundle(
'translate-messagebundle-error-key-invalid-characters',
[ $key ]
);
}
if ( !is_string( $value ) ) {
throw new MalformedBundle(
'translate-messagebundle-error-invalid-value',
[ $key ]
);
}
if ( trim( $value ) === '' ) {
throw new MalformedBundle(
'translate-messagebundle-error-empty-value',
[ $key ]
);
}
}
return true;
}
public function prepareSave( WikiPage $page, $flags, $parentRevId, User $user ) {
// This will give an informative error message when trying to change the content model
try {
$this->validate();
return Status::newGood();
} catch ( MalformedBundle $e ) {
// XXX: We have no context source nor is there Message::messageParam :(
return Status::newFatal( 'translate-messagebundle-validation-error', wfMessage( $e ) );
}
}
}
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