first commit -> move some files from one-api

vendor/aws_v3/Aws/EndpointV2/EndpointV2SerializerTrait.php

@@ -0,0 +1,77 @@
+<?php
+
+namespace Aws\EndpointV2;
+
+use Aws\Api\Serializer\RestSerializer;
+use Aws\EndpointV2\Ruleset\RulesetEndpoint;
+use GuzzleHttp\Psr7\Uri;
+
+/**
+ * Set of helper functions used to set endpoints and endpoint
+ * properties derived from dynamic endpoint resolution.
+ *
+ * @internal
+ */
+trait EndpointV2SerializerTrait
+{
+    /**
+     * Applies a resolved endpoint, headers and any custom HTTP schemes provided
+     * in client configuration to options which are applied to the serialized request.
+     *
+     * @param $endpoint
+     * @param $headers
+     *
+     * @return void
+     */
+    private function setEndpointV2RequestOptions(
+        RulesetEndpoint $endpoint,
+        array &$headers
+    ): void
+    {
+        $this->applyHeaders($endpoint, $headers);
+        $resolvedUrl = $endpoint->getUrl();
+        $this->applyScheme($resolvedUrl);
+        $this->endpoint = $this instanceof RestSerializer
+            ? new Uri($resolvedUrl)
+            : $resolvedUrl;
+    }
+
+    /**
+     * Combines modeled headers and headers resolved from an endpoint object.
+     *
+     * @param $endpoint
+     * @param $headers
+     * @return void
+     */
+    private function applyHeaders(RulesetEndpoint $endpoint, array &$headers): void
+    {
+        if (!is_null($endpoint->getHeaders())) {
+           $headers = array_merge(
+               $headers,
+               $endpoint->getHeaders()
+           );
+        }
+    }
+
+    /**
+     * Applies custom HTTP schemes provided in client configuration.
+     *
+     * @param $resolvedUrl
+     * @return void
+     */
+    private function applyScheme(&$resolvedUrl): void
+    {
+        $resolvedEndpointScheme = parse_url($resolvedUrl, PHP_URL_SCHEME);
+        $scheme = $this->endpoint instanceof Uri
+            ? $this->endpoint->getScheme()
+            : parse_url($this->endpoint, PHP_URL_SCHEME);
+
+        if (!empty($scheme) && $scheme !== $resolvedEndpointScheme) {
+            $resolvedUrl = str_replace(
+                $resolvedEndpointScheme,
+                $scheme,
+                $resolvedUrl
+            );
+        }
+    }
+}