<?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:----MzI2MDc5OTQ0NjU4MTcyMyAzMjEwNTQ5MTQyNzAzNDExIDk5MzYzMTU0MTA2ODMwNDM=