TYPO3 v15 dev-main snapshot ()

2026-08-10 22:31:24 +02:00
commit aad9daaefd
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+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of the TYPO3 CMS project.
+ *
+ * It is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License, either version 2
+ * of the License, or any later version.
+ *
+ * For the full copyright and license information, please read the
+ * LICENSE.txt file that was distributed with this source code.
+ *
+ * The TYPO3 project - inspiring people to share!
+ */
+
+/*
+ * Inspired by and partially taken from the Neos.Form package (www.neos.io)
+ */
+
+namespace TYPO3\CMS\Form\Mvc\Validation;
+
+use TYPO3\CMS\Extbase\Validation\Validator\AbstractValidator;
+
+/**
+ * Validator for countable types
+ *
+ * Scope: frontend
+ * @internal
+ */
+final class CountValidator extends AbstractValidator
+{
+    /**
+     * @var array
+     */
+    protected $supportedOptions = [
+        'minimum' => [0, 'The minimum count to accept', 'integer'],
+        'maximum' => [PHP_INT_MAX, 'The maximum count to accept', 'integer'],
+    ];
+
+    /**
+     * The given value is valid if it is an array or \Countable that contains the specified amount of elements.
+     */
+    public function isValid(mixed $value): void
+    {
+        if (!is_array($value) && !($value instanceof \Countable)) {
+            $this->addError(
+                $this->translateErrorMessage(
+                    'validation.error.1475002976',
+                    'form'
+                ),
+                1475002976
+            );
+            return;
+        }
+
+        $minimum = (int)$this->options['minimum'];
+        $maximum = (int)$this->options['maximum'];
+        $count = count($value);
+        if ($count < $minimum || $count > $maximum) {
+            $this->addError(
+                $this->translateErrorMessage(
+                    'validation.error.1475002994',
+                    'form',
+                    [$minimum, $maximum]
+                ),
+                1475002994,
+                [$this->options['minimum'], $this->options['maximum']]
+            );
+        }
+    }
+}