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vendor/workerman/validation/library/Rules/KeyNested.php

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+<?php
+
+/*
+ * This file is part of Respect/Validation.
+ *
+ * (c) Alexandre Gomes Gaigalas <alexandre@gaigalas.net>
+ *
+ * For the full copyright and license information, please view the LICENSE file
+ * that was distributed with this source code.
+ */
+
+declare(strict_types=1);
+
+namespace Respect\Validation\Rules;
+
+use ArrayAccess;
+use Respect\Validation\Exceptions\ComponentException;
+
+use function array_key_exists;
+use function array_shift;
+use function explode;
+use function is_array;
+use function is_null;
+use function is_object;
+use function is_scalar;
+use function property_exists;
+use function rtrim;
+use function sprintf;
+
+/**
+ * @author Alexandre Gomes Gaigalas <alexandre@gaigalas.net>
+ * @author Emmerson Siqueira <emmersonsiqueira@gmail.com>
+ * @author Henrique Moody <henriquemoody@gmail.com>
+ * @author Ivan Zinovyev <vanyazin@gmail.com>
+ */
+final class KeyNested extends AbstractRelated
+{
+    /**
+     * {@inheritDoc}
+     */
+    public function hasReference($input): bool
+    {
+        try {
+            $this->getReferenceValue($input);
+        } catch (ComponentException $cex) {
+            return false;
+        }
+
+        return true;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public function getReferenceValue($input)
+    {
+        if (is_scalar($input)) {
+            $message = sprintf('Cannot select the %s in the given data', $this->getReference());
+            throw new ComponentException($message);
+        }
+
+        $keys = $this->getReferencePieces();
+        $value = $input;
+        while (!is_null($key = array_shift($keys))) {
+            $value = $this->getValue($value, $key);
+        }
+
+        return $value;
+    }
+
+    /**
+     * @return string[]
+     */
+    private function getReferencePieces(): array
+    {
+        return explode('.', rtrim((string) $this->getReference(), '.'));
+    }
+
+    /**
+     * @param mixed[] $array
+     * @param mixed $key
+     *
+     * @return mixed
+     */
+    private function getValueFromArray(array $array, $key)
+    {
+        if (!array_key_exists($key, $array)) {
+            $message = sprintf('Cannot select the key %s from the given array', $this->getReference());
+            throw new ComponentException($message);
+        }
+
+        return $array[$key];
+    }
+
+    /**
+     * @param mixed $key
+     *
+     * @return mixed
+     */
+    private function getValueFromArrayAccess(ArrayAccess $array, $key)
+    {
+        if (!$array->offsetExists($key)) {
+            $message = sprintf('Cannot select the key %s from the given array', $this->getReference());
+            throw new ComponentException($message);
+        }
+
+        return $array->offsetGet($key);
+    }
+
+    /**
+     * @phpcsSuppress SlevomatCodingStandard.TypeHints.TypeHintDeclaration.MissingParameterTypeHint
+     *
+     * @param object $object
+     *
+     * @return mixed
+     */
+    private function getValueFromObject($object, string $property)
+    {
+        if (empty($property) || !property_exists($object, $property)) {
+            $message = sprintf('Cannot select the property %s from the given object', $this->getReference());
+            throw new ComponentException($message);
+        }
+
+        return $object->{$property};
+    }
+
+    /**
+     * @param mixed $value
+     * @param mixed $key
+     *
+     * @return mixed
+     */
+    private function getValue($value, $key)
+    {
+        if (is_array($value)) {
+            return $this->getValueFromArray($value, $key);
+        }
+
+        if ($value instanceof ArrayAccess) {
+            return $this->getValueFromArrayAccess($value, $key);
+        }
+
+        if (is_object($value)) {
+            return $this->getValueFromObject($value, $key);
+        }
+
+        $message = sprintf('Cannot select the property %s from the given data', $this->getReference());
+        throw new ComponentException($message);
+    }
+}