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modules/inpostshipping/vendor/symfony/cache/Traits/PhpFilesTrait.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\Cache\Traits;
+
+use Symfony\Component\Cache\Exception\CacheException;
+use Symfony\Component\Cache\Exception\InvalidArgumentException;
+
+/**
+ * @author Piotr Stankowski <git@trakos.pl>
+ * @author Nicolas Grekas <p@tchwork.com>
+ * @author Rob Frawley 2nd <rmf@src.run>
+ *
+ * @internal
+ */
+trait PhpFilesTrait
+{
+    use FilesystemCommonTrait;
+
+    private $includeHandler;
+    private $zendDetectUnicode;
+
+    public static function isSupported()
+    {
+        return \function_exists('opcache_invalidate') && filter_var(ini_get('opcache.enable'), \FILTER_VALIDATE_BOOLEAN);
+    }
+
+    /**
+     * @return bool
+     */
+    public function prune()
+    {
+        $time = time();
+        $pruned = true;
+        $allowCompile = 'cli' !== \PHP_SAPI || filter_var(ini_get('opcache.enable_cli'), \FILTER_VALIDATE_BOOLEAN);
+
+        set_error_handler($this->includeHandler);
+        try {
+            foreach (new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($this->directory, \FilesystemIterator::SKIP_DOTS), \RecursiveIteratorIterator::LEAVES_ONLY) as $file) {
+                list($expiresAt) = include $file;
+
+                if ($time >= $expiresAt) {
+                    $pruned = @unlink($file) && !file_exists($file) && $pruned;
+
+                    if ($allowCompile) {
+                        @opcache_invalidate($file, true);
+                    }
+                }
+            }
+        } finally {
+            restore_error_handler();
+        }
+
+        return $pruned;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function doFetch(array $ids)
+    {
+        $values = [];
+        $now = time();
+
+        if ($this->zendDetectUnicode) {
+            $zmb = ini_set('zend.detect_unicode', 0);
+        }
+        set_error_handler($this->includeHandler);
+        try {
+            foreach ($ids as $id) {
+                try {
+                    $file = $this->getFile($id);
+                    list($expiresAt, $values[$id]) = include $file;
+                    if ($now >= $expiresAt) {
+                        unset($values[$id]);
+                    }
+                } catch (\Exception $e) {
+                    continue;
+                }
+            }
+        } finally {
+            restore_error_handler();
+            if ($this->zendDetectUnicode) {
+                ini_set('zend.detect_unicode', $zmb);
+            }
+        }
+
+        foreach ($values as $id => $value) {
+            if ('N;' === $value) {
+                $values[$id] = null;
+            } elseif (\is_string($value) && isset($value[2]) && ':' === $value[1]) {
+                $values[$id] = parent::unserialize($value);
+            }
+        }
+
+        return $values;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function doHave($id)
+    {
+        return (bool) $this->doFetch([$id]);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function doSave(array $values, $lifetime)
+    {
+        $ok = true;
+        $data = [$lifetime ? time() + $lifetime : \PHP_INT_MAX, ''];
+        $allowCompile = 'cli' !== \PHP_SAPI || filter_var(ini_get('opcache.enable_cli'), \FILTER_VALIDATE_BOOLEAN);
+
+        foreach ($values as $key => $value) {
+            if (null === $value || \is_object($value)) {
+                $value = serialize($value);
+            } elseif (\is_array($value)) {
+                $serialized = serialize($value);
+                $unserialized = parent::unserialize($serialized);
+                // Store arrays serialized if they contain any objects or references
+                if ($unserialized !== $value || (false !== strpos($serialized, ';R:') && preg_match('/;R:[1-9]/', $serialized))) {
+                    $value = $serialized;
+                }
+            } elseif (\is_string($value)) {
+                // Serialize strings if they could be confused with serialized objects or arrays
+                if ('N;' === $value || (isset($value[2]) && ':' === $value[1])) {
+                    $value = serialize($value);
+                }
+            } elseif (!is_scalar($value)) {
+                throw new InvalidArgumentException(sprintf('Cache key "%s" has non-serializable "%s" value.', $key, \gettype($value)));
+            }
+
+            $data[1] = $value;
+            $file = $this->getFile($key, true);
+            $ok = $this->write($file, '<?php return '.var_export($data, true).';') && $ok;
+
+            if ($allowCompile) {
+                @opcache_invalidate($file, true);
+            }
+        }
+
+        if (!$ok && !is_writable($this->directory)) {
+            throw new CacheException(sprintf('Cache directory is not writable (%s).', $this->directory));
+        }
+
+        return $ok;
+    }
+}