<?php

namespace ActivityPhp\Type;

use Exception;

/**
 * \ActivityPhp\Type\Validator is an abstract class for
 * attribute validation.
 */
abstract class Validator
{
    /**
     * Contains all custom validators
     *
     * @var array
     *
     * [ 'attributeName' => CustomValidatorClassName::class ]
     */
    protected static $validators = [];

    /**
     * Validate an attribute value for given attribute name and
     * container object.
     *
     * @param string $name
     * @param mixed  $value
     * @param mixed  $container An object
     * @return bool
     * @throws \Exception if $container is not an object
     */
    public static function validate($name, $value, $container)
    {
        if (!is_object($container)) {
            throw new Exception(
                'Given container is not an object'
            );
        }

        // Perform validation
        if (isset(self::$validators[$name])
            && TypeConfiguration::get('undefined_properties') == 'strict'
        ) {
            return self::$validators[$name]->validate(
                $value,
                $container
            );
        }

        // Try to load a default validator
        $validatorName = sprintf(
            '\ActivityPhp\Type\Validator\%sValidator',
            ucfirst($name)
        );

        if (class_exists($validatorName)
            && TypeConfiguration::get('undefined_properties') == 'strict'
        ) {
            self::add($name, $validatorName);
            return self::validate($name, $value, $container);
        }

        // There is no validator for this attribute
        return true;
    }

    /**
     * Add a new validator in the pool.
     * It checks that it implements Validator\Interface
     *
     * @param string $name An attribute name to validate.
     * @param string $class A validator class name
     * @throws \Exception if validator class does not implement
     * \ActivityPhp\Type\Helper\ValidatorInterface
     */
    public static function add($name, $class)
    {
        $validator = new $class();

        if (!($validator instanceof ValidatorInterface)) {
            throw new Exception(
                sprintf(
                    'Validator "%s" MUST implement "%s" interface',
                    get_class($validator),
                    ValidatorInterface::class
                )
            );
        }

        self::$validators[$name] = $validator;
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----MTM2MDM3Nzk0ODg1MjQ5NiA2OTU1NDI2ODc1MzIwNTY0IDQyNDE2MTg4NjM1MDMwNDQ=