Version 1

[yaffs-website] / vendor / alchemy / zippy / src / Adapter / VersionProbe / AbstractTarVersionProbe.php

diff --git a/vendor/alchemy/zippy/src/Adapter/VersionProbe/AbstractTarVersionProbe.php b/vendor/alchemy/zippy/src/Adapter/VersionProbe/AbstractTarVersionProbe.php
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+<?php
+
+/*
+ * This file is part of Zippy.
+ *
+ * (c) Alchemy <info@alchemy.fr>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ */
+
+namespace Alchemy\Zippy\Adapter\VersionProbe;
+
+use Alchemy\Zippy\ProcessBuilder\ProcessBuilderFactoryInterface;
+use Symfony\Component\Process\Process;
+
+abstract class AbstractTarVersionProbe implements VersionProbeInterface
+{
+    private $isSupported;
+    private $inflator;
+    private $deflator;
+
+    public function __construct(ProcessBuilderFactoryInterface $inflator, ProcessBuilderFactoryInterface $deflator)
+    {
+        $this->inflator = $inflator;
+        $this->deflator = $deflator;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getStatus()
+    {
+        if (null !== $this->isSupported) {
+            return $this->isSupported;
+        }
+
+        if (null === $this->inflator || null === $this->deflator) {
+            return $this->isSupported = VersionProbeInterface::PROBE_NOTSUPPORTED;
+        }
+
+        $good = true;
+
+        foreach (array($this->inflator, $this->deflator) as $builder) {
+            /** @var Process $process */
+            $process = $builder
+                ->create()
+                ->add('--version')
+                ->getProcess();
+
+            $process->run();
+
+            if (!$process->isSuccessful()) {
+                return $this->isSupported = VersionProbeInterface::PROBE_NOTSUPPORTED;
+            }
+
+            $lines = explode("\n", $process->getOutput(), 2);
+            $good = false !== stripos($lines[0], $this->getVersionSignature());
+
+            if (!$good) {
+                break;
+            }
+        }
+
+        $this->isSupported = $good ? VersionProbeInterface::PROBE_OK : VersionProbeInterface::PROBE_NOTSUPPORTED;
+
+        return $this->isSupported;
+    }
+
+    /**
+     * Returns the signature of inflator/deflator
+     *
+     * @return string
+     */
+    abstract protected function getVersionSignature();
+}