installed plugin Infinite Uploads version 2.0.8
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182
wp-content/plugins/infinite-uploads/vendor/Aws3/Aws/S3/BucketEndpointArnMiddleware.php
vendored
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182
wp-content/plugins/infinite-uploads/vendor/Aws3/Aws/S3/BucketEndpointArnMiddleware.php
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<?php
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namespace UglyRobot\Infinite_Uploads\Aws\S3;
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use UglyRobot\Infinite_Uploads\Aws\Api\Service;
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use UglyRobot\Infinite_Uploads\Aws\Arn\AccessPointArnInterface;
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use UglyRobot\Infinite_Uploads\Aws\Arn\ArnParser;
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use UglyRobot\Infinite_Uploads\Aws\Arn\Exception\InvalidArnException;
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use UglyRobot\Infinite_Uploads\Aws\Arn\AccessPointArn as BaseAccessPointArn;
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use UglyRobot\Infinite_Uploads\Aws\Arn\S3\OutpostsAccessPointArn;
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use UglyRobot\Infinite_Uploads\Aws\Arn\S3\OutpostsArnInterface;
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use UglyRobot\Infinite_Uploads\Aws\CommandInterface;
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use UglyRobot\Infinite_Uploads\Aws\Endpoint\PartitionEndpointProvider;
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use UglyRobot\Infinite_Uploads\Aws\Exception\InvalidRegionException;
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use UglyRobot\Infinite_Uploads\Aws\Exception\UnresolvedEndpointException;
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use UglyRobot\Infinite_Uploads\Aws\S3\Exception\S3Exception;
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use InvalidArgumentException;
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use UglyRobot\Infinite_Uploads\Psr\Http\Message\RequestInterface;
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/**
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* Checks for access point ARN in members targeting BucketName, modifying
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* endpoint as appropriate
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*
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* @internal
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*/
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class BucketEndpointArnMiddleware
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{
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use EndpointRegionHelperTrait;
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/** @var callable */
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private $nextHandler;
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/** @var array */
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private $nonArnableCommands = ['CreateBucket'];
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/**
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* Create a middleware wrapper function.
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*
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* @param Service $service
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* @param $region
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* @param array $config
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* @return callable
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*/
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public static function wrap(\UglyRobot\Infinite_Uploads\Aws\Api\Service $service, $region, array $config)
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{
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return function (callable $handler) use($service, $region, $config) {
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return new self($handler, $service, $region, $config);
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};
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}
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public function __construct(callable $nextHandler, \UglyRobot\Infinite_Uploads\Aws\Api\Service $service, $region, array $config = [])
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{
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$this->partitionProvider = \UglyRobot\Infinite_Uploads\Aws\Endpoint\PartitionEndpointProvider::defaultProvider();
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$this->region = $region;
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$this->service = $service;
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$this->config = $config;
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$this->nextHandler = $nextHandler;
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}
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public function __invoke(\UglyRobot\Infinite_Uploads\Aws\CommandInterface $cmd, \UglyRobot\Infinite_Uploads\Psr\Http\Message\RequestInterface $req)
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{
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$nextHandler = $this->nextHandler;
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$op = $this->service->getOperation($cmd->getName())->toArray();
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if (!empty($op['input']['shape'])) {
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$service = $this->service->toArray();
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if (!empty($input = $service['shapes'][$op['input']['shape']])) {
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foreach ($input['members'] as $key => $member) {
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if ($member['shape'] === 'BucketName') {
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$arnableKey = $key;
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break;
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}
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}
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if (!empty($arnableKey) && \UglyRobot\Infinite_Uploads\Aws\Arn\ArnParser::isArn($cmd[$arnableKey])) {
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try {
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// Throw for commands that do not support ARN inputs
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if (in_array($cmd->getName(), $this->nonArnableCommands)) {
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throw new \UglyRobot\Infinite_Uploads\Aws\S3\Exception\S3Exception('ARN values cannot be used in the bucket field for' . ' the ' . $cmd->getName() . ' operation.', $cmd);
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}
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$arn = \UglyRobot\Infinite_Uploads\Aws\Arn\ArnParser::parse($cmd[$arnableKey]);
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$partition = $this->validateArn($arn);
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$host = $this->generateAccessPointHost($arn, $req);
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// Remove encoded bucket string from path
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$path = $req->getUri()->getPath();
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$encoded = rawurlencode($cmd[$arnableKey]);
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$len = strlen($encoded) + 1;
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if (substr($path, 0, $len) === "/{$encoded}") {
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$path = substr($path, $len);
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}
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if (empty($path)) {
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$path = '';
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}
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// Set modified request
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$req = $req->withUri($req->getUri()->withHost($host)->withPath($path));
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// Update signing region based on ARN data if configured to do so
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if ($this->config['use_arn_region']->isUseArnRegion()) {
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$region = $arn->getRegion();
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} else {
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$region = $this->region;
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}
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$endpointData = $partition(['region' => $region, 'service' => $arn->getService()]);
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$cmd['@context']['signing_region'] = $endpointData['signingRegion'];
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// Update signing service for Outposts ARNs
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if ($arn instanceof OutpostsArnInterface) {
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$cmd['@context']['signing_service'] = $arn->getService();
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}
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} catch (InvalidArnException $e) {
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// Add context to ARN exception
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throw new \UglyRobot\Infinite_Uploads\Aws\S3\Exception\S3Exception('Bucket parameter parsed as ARN and failed with: ' . $e->getMessage(), $cmd, [], $e);
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}
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}
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}
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}
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return $nextHandler($cmd, $req);
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}
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private function generateAccessPointHost(\UglyRobot\Infinite_Uploads\Aws\Arn\AccessPointArn $arn, \UglyRobot\Infinite_Uploads\Psr\Http\Message\RequestInterface $req)
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{
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if ($arn instanceof OutpostsAccessPointArn) {
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$accesspointName = $arn->getAccesspointName();
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} else {
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$accesspointName = $arn->getResourceId();
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}
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$host = "{$accesspointName}-" . $arn->getAccountId();
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if ($arn instanceof OutpostsAccessPointArn) {
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$host .= '.' . $arn->getOutpostId() . '.s3-outposts';
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} else {
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$host .= '.s3-accesspoint';
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if (!empty($this->config['dual_stack'])) {
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$host .= '.dualstack';
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}
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}
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if (!empty($this->config['use_arn_region']->isUseArnRegion())) {
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$region = $arn->getRegion();
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} else {
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$region = $this->region;
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}
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$host .= '.' . $region . '.' . $this->getPartitionSuffix($arn, $this->partitionProvider);
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return $host;
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}
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/**
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* Validates an ARN, returning a partition object corresponding to the ARN
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* if successful
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*
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* @param $arn
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* @return \Aws\Endpoint\Partition
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*/
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private function validateArn($arn)
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{
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if ($arn instanceof AccessPointArnInterface) {
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// Dualstack is not supported with Outposts access points
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if ($arn instanceof OutpostsAccessPointArn && !empty($this->config['dual_stack'])) {
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throw new \UglyRobot\Infinite_Uploads\Aws\Exception\UnresolvedEndpointException('Dualstack is currently not supported with S3 Outposts access' . ' points. Please disable dualstack or do not supply an' . ' access point ARN.');
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}
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// Accelerate is not supported with access points
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if (!empty($this->config['accelerate'])) {
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throw new \UglyRobot\Infinite_Uploads\Aws\Exception\UnresolvedEndpointException('Accelerate is currently not supported with access points.' . ' Please disable accelerate or do not supply an access' . ' point ARN.');
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}
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// Path-style is not supported with access points
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if (!empty($this->config['path_style'])) {
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throw new \UglyRobot\Infinite_Uploads\Aws\Exception\UnresolvedEndpointException('Path-style addressing is currently not supported with' . ' access points. Please disable path-style or do not' . ' supply an access point ARN.');
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}
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// Custom endpoint is not supported with access points
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if (!is_null($this->config['endpoint'])) {
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throw new \UglyRobot\Infinite_Uploads\Aws\Exception\UnresolvedEndpointException('A custom endpoint has been supplied along with an access' . ' point ARN, and these are not compatible with each other.' . ' Please only use one or the other.');
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}
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// Get partitions for ARN and client region
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$arnPart = $this->partitionProvider->getPartition($arn->getRegion(), 's3');
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$clientPart = $this->partitionProvider->getPartition($this->region, 's3');
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// If client partition not found, try removing pseudo-region qualifiers
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if (!$clientPart->isRegionMatch($this->region, 's3')) {
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$clientPart = $this->partitionProvider->getPartition($this->stripPseudoRegions($this->region), 's3');
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}
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// Verify that the partition matches for supplied partition and region
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if ($arn->getPartition() !== $clientPart->getName()) {
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throw new \UglyRobot\Infinite_Uploads\Aws\Exception\InvalidRegionException('The supplied ARN partition' . " does not match the client's partition.");
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}
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if ($clientPart->getName() !== $arnPart->getName()) {
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throw new \UglyRobot\Infinite_Uploads\Aws\Exception\InvalidRegionException('The corresponding partition' . ' for the supplied ARN region does not match the' . " client's partition.");
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}
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// Ensure ARN region matches client region unless
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// configured for using ARN region over client region
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$this->validateMatchingRegion($arn);
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// Ensure it is not resolved to fips pseudo-region for S3 Outposts
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$this->validateFipsNotUsedWithOutposts($arn);
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return $arnPart;
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}
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throw new \UglyRobot\Infinite_Uploads\Aws\Arn\Exception\InvalidArnException('Provided ARN was not a valid S3 access' . ' point ARN or S3 Outposts access point ARN.');
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}
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}
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