Online PHP editor | output for LJB3k

@ 2023-03-07T22:47:21Z

<?php

$userJson = '{
   "name":"Vasya",
   "surname":"Popov",
   "age":33,
   "address":{
      "street":"Pushkina",
      "house":"Kolotushkina"
   }
}';

$badUserJson = '{
   "name":"Vasya",
   "surname":"Popov",
   "age":"33",
   "address":{
      "street":"Pushkina",
      "house":"Kolotushkina"
   }
}';

$noAgeUserJson = '{
   "name":"Vasya",
   "surname":"Popov",

   "address":{
      "street":"Pushkina",
      "house":"Kolotushkina"
   }
}';

$noAddressUserJson = '{
   "name":"Vasya",
   "surname":"Popov"
}';

/**
 * @property-read string $name
 * @property-read string $surname
 * @property-read AddressData $address
 */
class UserData {}

/**
 * @property-read string $street
 * @property-read string $house
 */
class AddressData {}

class JsonValidator
{
    protected const IS_STRING = 'static::isString';
    protected const IS_INT    = 'static::isInt';

    protected static $assertions = [];

    protected static function isString($value) : void
    {
        if (false === is_string($value)) {
            throw new Exception(
                'Wrong json value type. Expected: "string" received: "' . gettype($value) . '" value: "' . $value . '"'
            );
        }
    }

    protected static function isInt($value) : void
    {
        if (false === is_int($value)) {
            throw new Exception(
                'Wrong json value type. Expected: "int" received: "' . gettype($value) . '" value: "' . $value . '"'
            );
        }
    }

    public static function validate(object $data): array
    {
        $allErrors = [];

        set_error_handler(static function($errno, $errstr, $errfile, $errline) {
            throw new ErrorException($errstr, 0, $errno, $errfile, $errline);
        });

        foreach (static::$assertions as $parameterName => $assertionFunction) {
            try {
                $parameterValue = $data->$parameterName;
                $errors         = call_user_func($assertionFunction, $parameterValue);
            } catch (Throwable $exception) {
                $allErrors[$parameterName][] = $exception->getMessage();
            }

            if (isset($errors) && count($errors)) {
                $allErrors[$parameterName] = $errors;
            }
        }

        restore_error_handler();

        return $allErrors;
    }
}

class UserDataValidator extends JsonValidator
{
    private const IS_ADDRESS = 'AddressDataValidator::validate';
    
    protected static $assertions = [
        'name'    => self::IS_STRING,
        'surname' => self::IS_STRING,
        'age'     => self::IS_INT,
        'address' => self::IS_ADDRESS,
    ];
}

class AddressDataValidator extends JsonValidator
{
    protected static $assertions = [
        'street' => self::IS_STRING,
        'house'  => self::IS_STRING,
    ];
}

/** @var UserData $userData */
$userData = json_decode($userJson, false);
var_dump($userData);

$errors = UserDataValidator::validate($userData);
print_r($errors);

/** @var UserData $userData */
$userData = json_decode($badUserJson, false);
var_dump($userData);

$errors = UserDataValidator::validate($userData);
print_r($errors);

/** @var UserData $userData */
$userData = json_decode($noAgeUserJson, false);
var_dump($userData);

$errors = UserDataValidator::validate($userData);
print_r($errors);

/** @var UserData $userData */
$userData = json_decode($noAddressUserJson, false);
var_dump($userData);

$errors = UserDataValidator::validate($userData);
print_r($errors);

Output for 8.2.27 - 8.2.29, 8.3.15 - 8.3.27, 8.4.1 - 8.4.14: object(stdClass)#1 (4) { ["name"]=> string(5) "Vasya" ["surname"]=> string(5) "Popov" ["age"]=> int(33) ["address"]=> object(stdClass)#2 (2) { ["street"]=> string(8) "Pushkina" ["house"]=> string(12) "Kolotushkina" } } Array ( [name] => Array ( [0] => Use of "static" in callables is deprecated ) [surname] => Array ( [0] => Use of "static" in callables is deprecated ) [age] => Array ( [0] => Use of "static" in callables is deprecated ) [address] => Array ( [street] => Array ( [0] => Use of "static" in callables is deprecated ) [house] => Array ( [0] => Use of "static" in callables is deprecated ) ) ) object(stdClass)#4 (4) { ["name"]=> string(5) "Vasya" ["surname"]=> string(5) "Popov" ["age"]=> string(2) "33" ["address"]=> object(stdClass)#3 (2) { ["street"]=> string(8) "Pushkina" ["house"]=> string(12) "Kolotushkina" } } Array ( [name] => Array ( [0] => Use of "static" in callables is deprecated ) [surname] => Array ( [0] => Use of "static" in callables is deprecated ) [age] => Array ( [0] => Use of "static" in callables is deprecated ) [address] => Array ( [street] => Array ( [0] => Use of "static" in callables is deprecated ) [house] => Array ( [0] => Use of "static" in callables is deprecated ) ) ) object(stdClass)#2 (3) { ["name"]=> string(5) "Vasya" ["surname"]=> string(5) "Popov" ["address"]=> object(stdClass)#1 (2) { ["street"]=> string(8) "Pushkina" ["house"]=> string(12) "Kolotushkina" } } Array ( [name] => Array ( [0] => Use of "static" in callables is deprecated ) [surname] => Array ( [0] => Use of "static" in callables is deprecated ) [age] => Array ( [0] => Undefined property: stdClass::$age ) [address] => Array ( [street] => Array ( [0] => Use of "static" in callables is deprecated ) [house] => Array ( [0] => Use of "static" in callables is deprecated ) ) ) object(stdClass)#3 (2) { ["name"]=> string(5) "Vasya" ["surname"]=> string(5) "Popov" } Array ( [name] => Array ( [0] => Use of "static" in callables is deprecated ) [surname] => Array ( [0] => Use of "static" in callables is deprecated ) [age] => Array ( [0] => Undefined property: stdClass::$age ) [address] => Array ( [0] => Undefined property: stdClass::$address ) )
Output for 8.2.0 - 8.2.26, 8.3.0 - 8.3.14: object(stdClass)#1 (4) { ["name"]=> string(5) "Vasya" ["surname"]=> string(5) "Popov" ["age"]=> int(33) ["address"]=> object(stdClass)#2 (2) { ["street"]=> string(8) "Pushkina" ["house"]=> string(12) "Kolotushkina" } }
Process exited with code 137.
Output for 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.33: object(stdClass)#1 (4) { ["name"]=> string(5) "Vasya" ["surname"]=> string(5) "Popov" ["age"]=> int(33) ["address"]=> object(stdClass)#2 (2) { ["street"]=> string(8) "Pushkina" ["house"]=> string(12) "Kolotushkina" } } Array ( ) object(stdClass)#3 (4) { ["name"]=> string(5) "Vasya" ["surname"]=> string(5) "Popov" ["age"]=> string(2) "33" ["address"]=> object(stdClass)#4 (2) { ["street"]=> string(8) "Pushkina" ["house"]=> string(12) "Kolotushkina" } } Array ( [age] => Array ( [0] => Wrong json value type. Expected: "int" received: "string" value: "33" ) ) object(stdClass)#2 (3) { ["name"]=> string(5) "Vasya" ["surname"]=> string(5) "Popov" ["address"]=> object(stdClass)#1 (2) { ["street"]=> string(8) "Pushkina" ["house"]=> string(12) "Kolotushkina" } } Array ( [age] => Array ( [0] => Undefined property: stdClass::$age ) ) object(stdClass)#4 (2) { ["name"]=> string(5) "Vasya" ["surname"]=> string(5) "Popov" } Array ( [age] => Array ( [0] => Undefined property: stdClass::$age ) [address] => Array ( [0] => Undefined property: stdClass::$address ) )

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