Initial commit for newdesigngestionnaire project

vendor/aws/aws-sdk-php/src/S3/EndpointRegionHelperTrait.php

@@ -0,0 +1,106 @@
+<?php
+namespace Aws\S3;
+
+use Aws\Api\Service;
+use Aws\Arn\ArnInterface;
+use Aws\Arn\S3\OutpostsArnInterface;
+use Aws\Endpoint\PartitionEndpointProvider;
+use Aws\Exception\InvalidRegionException;
+
+/**
+ * @internal
+ */
+trait EndpointRegionHelperTrait
+{
+    /** @var array */
+    private $config;
+
+    /** @var PartitionEndpointProvider */
+    private $partitionProvider;
+
+    /** @var string */
+    private $region;
+
+    /** @var Service */
+    private $service;
+
+    private function getPartitionSuffix(
+        ArnInterface $arn,
+        PartitionEndpointProvider $provider
+    ) {
+        $partition = $provider->getPartition(
+            $arn->getRegion(),
+            $arn->getService()
+        );
+        return $partition->getDnsSuffix();
+    }
+
+    private function getSigningRegion(
+        $region,
+        $service,
+        PartitionEndpointProvider $provider
+    ) {
+        $partition = $provider->getPartition($region, $service);
+        $data = $partition->toArray();
+        if (isset($data['services'][$service]['endpoints'][$region]['credentialScope']['region'])) {
+            return $data['services'][$service]['endpoints'][$region]['credentialScope']['region'];
+        }
+        return $region;
+    }
+
+    private function isMatchingSigningRegion(
+        $arnRegion,
+        $clientRegion,
+        $service,
+        PartitionEndpointProvider $provider
+    ) {
+        $arnRegion = \Aws\strip_fips_pseudo_regions(strtolower($arnRegion));
+        $clientRegion = strtolower($clientRegion);
+        if ($arnRegion === $clientRegion) {
+            return true;
+        }
+        if ($this->getSigningRegion($clientRegion, $service, $provider) === $arnRegion) {
+            return true;
+        }
+        return false;
+    }
+
+    private function validateFipsConfigurations(ArnInterface $arn)
+    {
+        $useFipsEndpoint = !empty($this->config['use_fips_endpoint']);
+        if ($arn instanceof OutpostsArnInterface) {
+            if (empty($this->config['use_arn_region'])
+                || !($this->config['use_arn_region']->isUseArnRegion())
+            ) {
+                $region = $this->region;
+            } else {
+                $region = $arn->getRegion();
+            }
+            if (\Aws\is_fips_pseudo_region($region)) {
+                throw new InvalidRegionException(
+                    'Fips is currently not supported with S3 Outposts access'
+                    . ' points. Please provide a non-fips region or do not supply an'
+                    . ' access point ARN.');
+            }
+        }
+    }
+
+    private function validateMatchingRegion(ArnInterface $arn)
+    {
+        if (!($this->isMatchingSigningRegion(
+            $arn->getRegion(),
+            $this->region,
+            $this->service->getEndpointPrefix(),
+            $this->partitionProvider)
+        )) {
+            if (empty($this->config['use_arn_region'])
+                || !($this->config['use_arn_region']->isUseArnRegion())
+            ) {
+                throw new InvalidRegionException('The region'
+                    . " specified in the ARN (" . $arn->getRegion()
+                    . ") does not match the client region ("
+                    . "{$this->region}).");
+            }
+        }
+    }
+}