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cacme/vendor/workerman/validation/library/Rules/Yes.php

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+<?php
+
+/*
+ * Copyright (c) Alexandre Gomes Gaigalas <alganet@gmail.com>
+ * SPDX-License-Identifier: MIT
+ */
+
+declare(strict_types=1);
+
+namespace Respect\Validation\Rules;
+
+use function is_string;
+use function nl_langinfo;
+use function preg_match;
+
+use const YESEXPR;
+
+/**
+ * Validates if the input considered as "Yes".
+ *
+ * @author Cameron Hall <me@chall.id.au>
+ * @author Henrique Moody <henriquemoody@gmail.com>
+ */
+final class Yes extends AbstractRule
+{
+    /**
+     * @var bool
+     */
+    private $useLocale;
+
+    /**
+     * Initializes the rule.
+     */
+    public function __construct(bool $useLocale = false)
+    {
+        $this->useLocale = $useLocale;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function validate($input): bool
+    {
+        if (!is_string($input)) {
+            return false;
+        }
+
+        return preg_match($this->getPattern(), $input) > 0;
+    }
+
+    private function getPattern(): string
+    {
+        if ($this->useLocale) {
+            return '/' . nl_langinfo(YESEXPR) . '/';
+        }
+
+        return '/^y(eah?|ep|es)?$/i';
+    }
+}