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Direktori : /home2/selectio/public_html/a1tex.in/vendor/aws/aws-sdk-php/src/ |
Current File : /home2/selectio/public_html/a1tex.in/vendor/aws/aws-sdk-php/src/InputValidationMiddleware.php |
<?php namespace Aws; use Aws\Api\Service; /** * Validates the required input parameters of commands are non empty * * @internal */ class InputValidationMiddleware { /** @var callable */ private $nextHandler; /** @var array */ private $mandatoryAttributeList; /** @var Service */ private $service; /** * Create a middleware wrapper function. * * @param Service $service * @param array $mandatoryAttributeList * @return callable */ public static function wrap(Service $service, $mandatoryAttributeList) { if (!is_array($mandatoryAttributeList) || array_filter($mandatoryAttributeList, 'is_string') !== $mandatoryAttributeList ) { throw new \InvalidArgumentException( "The mandatory attribute list must be an array of strings" ); } return function (callable $handler) use ($service, $mandatoryAttributeList) { return new self($handler, $service, $mandatoryAttributeList); }; } public function __construct( callable $nextHandler, Service $service, $mandatoryAttributeList ) { $this->service = $service; $this->nextHandler = $nextHandler; $this->mandatoryAttributeList = $mandatoryAttributeList; } public function __invoke(CommandInterface $cmd) { $nextHandler = $this->nextHandler; $op = $this->service->getOperation($cmd->getName())->toArray(); if (!empty($op['input']['shape'])) { $service = $this->service->toArray(); if (!empty($input = $service['shapes'][$op['input']['shape']])) { if (!empty($input['required'])) { foreach ($input['required'] as $key => $member) { if (in_array($member, $this->mandatoryAttributeList)) { $argument = is_string($cmd[$member]) ? trim($cmd[$member]) : $cmd[$member]; if ($argument === '' || $argument === null) { $commandName = $cmd->getName(); throw new \InvalidArgumentException( "The {$commandName} operation requires non-empty parameter: {$member}" ); } } } } } } return $nextHandler($cmd); } }