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<?php |
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namespace Puzzle\AMQP\Workers\Chunks; |
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use Puzzle\AMQP\Workers\Worker; |
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use Puzzle\AMQP\ReadableMessage; |
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use Psr\Log\NullLogger; |
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use Psr\Log\LoggerAwareTrait; |
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use Puzzle\AMQP\Messages\Chunks\ChunkedMessageMetadata; |
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use Puzzle\AMQP\Messages\Chunks\ChunkMetadata; |
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class ChunkAssembler implements Worker |
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{ |
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use LoggerAwareTrait; |
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private |
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$tracker, |
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$storage; |
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public function __construct(ChunkAssemblyTracker $tracker, ChunkAssemblyStorage $storage) |
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{ |
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$this->tracker = $tracker; |
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$this->storage = $storage; |
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$this->logger = new NullLogger(); |
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} |
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public function process(ReadableMessage $message) |
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{ |
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$headers = $message->getHeaders(); |
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$chunkMetadata = $this->retrieveChunkMetadata($headers); |
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$chunkedMessageMetadata = $this->retrieveChunkedMessageMetadata($headers); |
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$uuid = $chunkedMessageMetadata->uuid(); |
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if($this->tracker->hasBeenStarted($uuid) === false) |
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{ |
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$this->tracker->start($chunkedMessageMetadata); |
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$this->storage->start($chunkedMessageMetadata); |
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} |
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$this->tracker->markAsReceived($uuid, $chunkMetadata->playhead()); |
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$this->storage->store($uuid, $chunkMetadata, $message->getBodyAsTransported()); |
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if($this->tracker->isAllHasBeenReceived($uuid)) |
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{ |
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var_dump("OK for $uuid"); |
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// check hash |
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$this->storage->finish($chunkedMessageMetadata, $headers); |
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} |
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} |
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private function retrieveChunkedMessageMetadata(array $headers) |
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{ |
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if(! isset($headers['chunkedMessage'])) |
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{ |
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throw new \InvalidArgumentException("Missing chunkedMessage header"); |
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} |
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return ChunkedMessageMetadata::buildFromHeaders($headers['chunkedMessage']); |
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} |
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private function retrieveChunkMetadata(array $headers) |
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{ |
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if(! isset($headers['chunk'])) |
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{ |
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throw new \InvalidArgumentException("Missing chunk header"); |
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} |
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return ChunkMetadata::buildFromHeaders($headers['chunk']); |
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} |
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} |
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puzzle-org /
amqp
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