Current File : /home2/selectio/public_html/limpiar.in.net/updates/vendor/aws/aws-sdk-php/src/MultiRegionClient.php
<?php
namespace Aws;
use Aws\Endpoint\PartitionEndpointProvider;
use Aws\Endpoint\PartitionInterface;
use Aws\EndpointV2\EndpointProviderV2;
use Aws\EndpointV2\EndpointDefinitionProvider;
class MultiRegionClient implements AwsClientInterface
{
use AwsClientTrait;
/** @var AwsClientInterface[] A pool of clients keyed by region. */
private $clientPool = [];
/** @var callable */
private $factory;
/** @var PartitionInterface */
private $partition;
/** @var array */
private $args;
/** @var array */
private $config;
/** @var HandlerList */
private $handlerList;
/** @var array */
private $aliases;
/** @var callable */
private $customHandler;
public static function getArguments()
{
$args = array_intersect_key(
ClientResolver::getDefaultArguments(),
['service' => true, 'region' => true]
);
$args['region']['required'] = false;
return $args + [
'client_factory' => [
'type' => 'config',
'valid' => ['callable'],
'doc' => 'A callable that takes an array of client'
. ' configuration arguments and returns a regionalized'
. ' client.',
'required' => true,
'internal' => true,
'default' => function (array $args) {
$namespace = manifest($args['service'])['namespace'];
$klass = "Aws\\{$namespace}\\{$namespace}Client";
$region = isset($args['region']) ? $args['region'] : null;
return function (array $args) use ($klass, $region) {
if ($region && empty($args['region'])) {
$args['region'] = $region;
}
return new $klass($args);
};
},
],
'partition' => [
'type' => 'config',
'valid' => ['string', PartitionInterface::class],
'doc' => 'AWS partition to connect to. Valid partitions'
. ' include "aws," "aws-cn," and "aws-us-gov." Used to'
. ' restrict the scope of the mapRegions method.',
'default' => function (array $args) {
$region = isset($args['region']) ? $args['region'] : '';
return PartitionEndpointProvider::defaultProvider()
->getPartition($region, $args['service']);
},
'fn' => function ($value, array &$args) {
if (is_string($value)) {
$value = PartitionEndpointProvider::defaultProvider()
->getPartitionByName($value);
}
if (!$value instanceof PartitionInterface) {
throw new \InvalidArgumentException('No valid partition'
. ' was provided. Provide a concrete partition or'
. ' the name of a partition (e.g., "aws," "aws-cn,"'
. ' or "aws-us-gov").'
);
}
$ruleset = EndpointDefinitionProvider::getEndpointRuleset(
$args['service'],
isset($args['version']) ? $args['version'] : 'latest'
);
$partitions = EndpointDefinitionProvider::getPartitions();
$args['endpoint_provider'] = new EndpointProviderV2($ruleset, $partitions);
}
],
];
}
/**
* The multi-region client constructor accepts the following options:
*
* - client_factory: (callable) An optional callable that takes an array of
* client configuration arguments and returns a regionalized client.
* - partition: (Aws\Endpoint\Partition|string) AWS partition to connect to.
* Valid partitions include "aws," "aws-cn," and "aws-us-gov." Used to
* restrict the scope of the mapRegions method.
* - region: (string) Region to connect to when no override is provided.
* Used to create the default client factory and determine the appropriate
* AWS partition when present.
*
* @param array $args Client configuration arguments.
*/
public function __construct(array $args = [])
{
if (!isset($args['service'])) {
$args['service'] = $this->parseClass();
}
$this->handlerList = new HandlerList(function (
CommandInterface $command
) {
list($region, $args) = $this->getRegionFromArgs($command->toArray());
$command = $this->getClientFromPool($region)
->getCommand($command->getName(), $args);
if ($this->isUseCustomHandler()) {
$command->getHandlerList()->setHandler($this->customHandler);
}
return $this->executeAsync($command);
});
$argDefinitions = static::getArguments();
$resolver = new ClientResolver($argDefinitions);
$args = $resolver->resolve($args, $this->handlerList);
$this->config = $args['config'];
$this->factory = $args['client_factory'];
$this->partition = $args['partition'];
$this->args = array_diff_key($args, $args['config']);
}
/**
* Get the region to which the client is configured to send requests by
* default.
*
* @return string
*/
public function getRegion()
{
return $this->getClientFromPool()->getRegion();
}
/**
* Create a command for an operation name.
*
* Special keys may be set on the command to control how it behaves,
* including:
*
* - @http: Associative array of transfer specific options to apply to the
* request that is serialized for this command. Available keys include
* "proxy", "verify", "timeout", "connect_timeout", "debug", "delay", and
* "headers".
* - @region: The region to which the command should be sent.
*
* @param string $name Name of the operation to use in the command
* @param array $args Arguments to pass to the command
*
* @return CommandInterface
* @throws \InvalidArgumentException if no command can be found by name
*/
public function getCommand($name, array $args = [])
{
return new Command($name, $args, clone $this->getHandlerList());
}
public function getConfig($option = null)
{
if (null === $option) {
return $this->config;
}
if (isset($this->config[$option])) {
return $this->config[$option];
}
return $this->getClientFromPool()->getConfig($option);
}
public function getCredentials()
{
return $this->getClientFromPool()->getCredentials();
}
public function getHandlerList()
{
return $this->handlerList;
}
public function getApi()
{
return $this->getClientFromPool()->getApi();
}
public function getEndpoint()
{
return $this->getClientFromPool()->getEndpoint();
}
public function useCustomHandler(callable $handler)
{
$this->customHandler = $handler;
}
private function isUseCustomHandler()
{
return isset($this->customHandler);
}
/**
* @param string $region Omit this argument or pass in an empty string to
* allow the configured client factory to apply the
* region.
*
* @return AwsClientInterface
*/
protected function getClientFromPool($region = '')
{
if (empty($this->clientPool[$region])) {
$factory = $this->factory;
$this->clientPool[$region] = $factory(
array_replace($this->args, array_filter(['region' => $region]))
);
}
return $this->clientPool[$region];
}
/**
* Parse the class name and return the "service" name of the client.
*
* @return string
*/
private function parseClass()
{
$klass = get_class($this);
if ($klass === __CLASS__) {
return '';
}
return strtolower(substr($klass, strrpos($klass, '\\') + 1, -17));
}
private function getRegionFromArgs(array $args)
{
$region = isset($args['@region'])
? $args['@region']
: $this->getRegion();
unset($args['@region']);
return [$region, $args];
}
}
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