changes

vendor/php-http/message/src/Encoding/DecompressStream.php

@@ -0,0 +1,42 @@
+<?php
+
+namespace Http\Message\Encoding;
+
+use Psr\Http\Message\StreamInterface;
+
+/**
+ * Stream decompress (RFC 1950).
+ *
+ * @author Joel Wurtz <joel.wurtz@gmail.com>
+ */
+class DecompressStream extends FilteredStream
+{
+    /**
+     * @param StreamInterface $stream
+     * @param int             $level
+     */
+    public function __construct(StreamInterface $stream, $level = -1)
+    {
+        if (!extension_loaded('zlib')) {
+            throw new \RuntimeException('The zlib extension must be enabled to use this stream');
+        }
+
+        parent::__construct($stream, ['window' => 15], ['window' => 15, 'level' => $level]);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function readFilter()
+    {
+        return 'zlib.inflate';
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function writeFilter()
+    {
+        return 'zlib.deflate';
+    }
+}