installed plugin Infinite Uploads version 2.0.8

wp-content/plugins/infinite-uploads/vendor/Aws3/Aws/Signature/S3SignatureV4.php

@@ -0,0 +1,56 @@
+<?php
+
+namespace UglyRobot\Infinite_Uploads\Aws\Signature;
+
+use UglyRobot\Infinite_Uploads\Aws\Credentials\CredentialsInterface;
+use UglyRobot\Infinite_Uploads\Psr\Http\Message\RequestInterface;
+/**
+ * Amazon S3 signature version 4 support.
+ */
+class S3SignatureV4 extends \UglyRobot\Infinite_Uploads\Aws\Signature\SignatureV4
+{
+    /**
+     * S3-specific signing logic
+     *
+     * {@inheritdoc}
+     */
+    public function signRequest(\UglyRobot\Infinite_Uploads\Psr\Http\Message\RequestInterface $request, \UglyRobot\Infinite_Uploads\Aws\Credentials\CredentialsInterface $credentials)
+    {
+        // Always add a x-amz-content-sha-256 for data integrity
+        if (!$request->hasHeader('x-amz-content-sha256')) {
+            $request = $request->withHeader('x-amz-content-sha256', $this->getPayload($request));
+        }
+        return parent::signRequest($request, $credentials);
+    }
+    /**
+     * Always add a x-amz-content-sha-256 for data integrity.
+     *
+     * {@inheritdoc}
+     */
+    public function presign(\UglyRobot\Infinite_Uploads\Psr\Http\Message\RequestInterface $request, \UglyRobot\Infinite_Uploads\Aws\Credentials\CredentialsInterface $credentials, $expires, array $options = [])
+    {
+        if (!$request->hasHeader('x-amz-content-sha256')) {
+            $request = $request->withHeader('X-Amz-Content-Sha256', $this->getPresignedPayload($request));
+        }
+        return parent::presign($request, $credentials, $expires, $options);
+    }
+    /**
+     * Override used to allow pre-signed URLs to be created for an
+     * in-determinate request payload.
+     */
+    protected function getPresignedPayload(\UglyRobot\Infinite_Uploads\Psr\Http\Message\RequestInterface $request)
+    {
+        return \UglyRobot\Infinite_Uploads\Aws\Signature\SignatureV4::UNSIGNED_PAYLOAD;
+    }
+    /**
+     * Amazon S3 does not double-encode the path component in the canonical request
+     */
+    protected function createCanonicalizedPath($path)
+    {
+        // Only remove one slash in case of keys that have a preceding slash
+        if (substr($path, 0, 1) === '/') {
+            $path = substr($path, 1);
+        }
+        return '/' . $path;
+    }
+}