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[yaffs-website] / vendor / symfony / validator / Constraints / CurrencyValidator.php
diff --git a/vendor/symfony/validator/Constraints/CurrencyValidator.php b/vendor/symfony/validator/Constraints/CurrencyValidator.php
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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Validator\Constraints;
+
+use Symfony\Component\Intl\Intl;
+use Symfony\Component\Validator\Context\ExecutionContextInterface;
+use Symfony\Component\Validator\Constraint;
+use Symfony\Component\Validator\ConstraintValidator;
+use Symfony\Component\Validator\Exception\UnexpectedTypeException;
+
+/**
+ * Validates whether a value is a valid currency.
+ *
+ * @author Miha Vrhovnik <miha.vrhovnik@pagein.si>
+ * @author Bernhard Schussek <bschussek@gmail.com>
+ */
+class CurrencyValidator extends ConstraintValidator
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function validate($value, Constraint $constraint)
+    {
+        if (!$constraint instanceof Currency) {
+            throw new UnexpectedTypeException($constraint, __NAMESPACE__.'\Currency');
+        }
+
+        if (null === $value || '' === $value) {
+            return;
+        }
+
+        if (!is_scalar($value) && !(is_object($value) && method_exists($value, '__toString'))) {
+            throw new UnexpectedTypeException($value, 'string');
+        }
+
+        $value = (string) $value;
+        $currencies = Intl::getCurrencyBundle()->getCurrencyNames();
+
+        if (!isset($currencies[$value])) {
+            if ($this->context instanceof ExecutionContextInterface) {
+                $this->context->buildViolation($constraint->message)
+                    ->setParameter('{{ value }}', $this->formatValue($value))
+                    ->setCode(Currency::NO_SUCH_CURRENCY_ERROR)
+                    ->addViolation();
+            } else {
+                $this->buildViolation($constraint->message)
+                    ->setParameter('{{ value }}', $this->formatValue($value))
+                    ->setCode(Currency::NO_SUCH_CURRENCY_ERROR)
+                    ->addViolation();
+            }
+        }
+    }
+}