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Direktori : /home2/selectio/www/limpiar.in.net/vendor/aws/aws-sdk-php/src/Api/Parser/ |
Current File : //home2/selectio/www/limpiar.in.net/vendor/aws/aws-sdk-php/src/Api/Parser/EventParsingIterator.php |
<?php namespace Aws\Api\Parser; use \Iterator; use Aws\Exception\EventStreamDataException; use Aws\Api\Parser\Exception\ParserException; use Aws\Api\StructureShape; use Psr\Http\Message\StreamInterface; /** * @internal Implements a decoder for a binary encoded event stream that will * decode, validate, and provide individual events from the stream. */ class EventParsingIterator implements Iterator { /** @var StreamInterface */ private $decodingIterator; /** @var StructureShape */ private $shape; /** @var AbstractParser */ private $parser; public function __construct( StreamInterface $stream, StructureShape $shape, AbstractParser $parser ) { $this->decodingIterator = new DecodingEventStreamIterator($stream); $this->shape = $shape; $this->parser = $parser; } #[\ReturnTypeWillChange] public function current() { return $this->parseEvent($this->decodingIterator->current()); } #[\ReturnTypeWillChange] public function key() { return $this->decodingIterator->key(); } #[\ReturnTypeWillChange] public function next() { $this->decodingIterator->next(); } #[\ReturnTypeWillChange] public function rewind() { $this->decodingIterator->rewind(); } #[\ReturnTypeWillChange] public function valid() { return $this->decodingIterator->valid(); } private function parseEvent(array $event) { if (!empty($event['headers'][':message-type'])) { if ($event['headers'][':message-type'] === 'error') { return $this->parseError($event); } if ($event['headers'][':message-type'] !== 'event') { throw new ParserException('Failed to parse unknown message type.'); } } if (empty($event['headers'][':event-type'])) { throw new ParserException('Failed to parse without event type.'); } $eventShape = $this->shape->getMember($event['headers'][':event-type']); $parsedEvent = []; foreach ($eventShape['members'] as $shape => $details) { if (!empty($details['eventpayload'])) { $payloadShape = $eventShape->getMember($shape); if ($payloadShape['type'] === 'blob') { $parsedEvent[$shape] = $event['payload']; } else { $parsedEvent[$shape] = $this->parser->parseMemberFromStream( $event['payload'], $payloadShape, null ); } } else { $parsedEvent[$shape] = $event['headers'][$shape]; } } return [ $event['headers'][':event-type'] => $parsedEvent ]; } private function parseError(array $event) { throw new EventStreamDataException( $event['headers'][':error-code'], $event['headers'][':error-message'] ); } }