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<?php
namespace SMW\Utils;
/**
* Convenience method to retrieved stringified error codes.
*
* @license GNU GPL v2+
* @since 2.5
*
* @author mwjames
*/
class ErrorCodeFormatter {
/**
* @var array
*/
private static $constants = [];
/**
* @var array
*/
private static $jsonErrors = [];
/**
* @see http://php.net/manual/en/function.json-decode.php
* @since 2.5
*
* @param integer $errorCode
*
* @return string
*/
public static function getStringFromJsonErrorCode( $errorCode ) {
if ( self::$constants === [] ) {
self::$constants = get_defined_constants( true );
}
if ( isset( self::$constants["json"] ) && self::$jsonErrors === [] ) {
foreach ( self::$constants["json"] as $name => $value ) {
if ( !strncmp( $name, "JSON_ERROR_", 11 ) ) {
self::$jsonErrors[$value] = $name;
}
}
}
return isset( self::$jsonErrors[$errorCode] ) ? self::$jsonErrors[$errorCode] : 'UNKNOWN';
}
/**
* @since 2.5
*
* @param integer $errorCode
*
* @return string
*/
public static function getMessageFromJsonErrorCode( $errorCode ) {
$errorMessages = [
JSON_ERROR_STATE_MISMATCH => 'Underflow or the modes mismatch, malformed JSON',
JSON_ERROR_CTRL_CHAR => 'Unexpected control character found, possibly incorrectly encoded',
JSON_ERROR_SYNTAX => 'Syntax error, malformed JSON',
JSON_ERROR_UTF8 => 'Malformed UTF-8 characters, possibly incorrectly encoded',
JSON_ERROR_DEPTH => 'The maximum stack depth has been exceeded'
];
if ( !isset( $errorMessages[$errorCode] ) ) {
return self::getStringFromJsonErrorCode( $errorCode );
}
return sprintf(
"Expected a JSON compatible format but failed with '%s'",
$errorMessages[$errorCode]
);
}
}
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