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<?php |
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namespace SegmentIO\Subscriber; |
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use GuzzleHttp\Command\Event\PreparedEvent; |
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use GuzzleHttp\Command\Event\ProcessEvent; |
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use GuzzleHttp\Command\Guzzle\DescriptionInterface; |
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use GuzzleHttp\Event\SubscriberInterface; |
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use Monolog\Logger; |
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use Monolog\Formatter\LineFormatter; |
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use Monolog\Handler\StreamHandler; |
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/** |
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* BatchFileSubscriber Class |
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* |
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* @author Keith Kirk <[email protected]> |
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*/ |
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class BatchFileSubscriber implements SubscriberInterface |
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{ |
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/** |
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* Monolog Logger |
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* |
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* @var Logger |
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*/ |
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private $logger; |
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/** |
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* Webservice Description. |
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* |
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* @var DescriptionInterface |
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*/ |
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private $description; |
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/** |
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* Constructor |
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* |
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* @param DescriptionInterface $description |
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* @param array $options |
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*/ |
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public function __construct(DescriptionInterface $description, array $options = []) |
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{ |
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$this->description = $description; |
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if (!isset($options['filename'])) { |
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$filename = sys_get_temp_dir() . "/segment-io.log"; |
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} else { |
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$filename = $options['filename']; |
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} |
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$stream = new StreamHandler($filename, Logger::INFO); |
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$stream->setFormatter(new LineFormatter("%message%\n", null)); |
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$this->logger = new Logger('segment-io'); |
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$this->logger->pushHandler($stream); |
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} |
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/** |
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* Returns the Subscribed Events |
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* |
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* @return array |
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*/ |
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public function getEvents() |
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{ |
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return [ |
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'prepared' => ['onPrepared', 'last'], |
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'process' => ['onProcess', 'first'] |
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]; |
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} |
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/** |
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* Event to add Segment.io Specific data to the Event Messages |
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* |
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* @param PreparedEvent $event The PreparedEvent |
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* |
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* @return bool |
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*/ |
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public function onPrepared(PreparedEvent $event) |
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{ |
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$command = $event->getCommand(); |
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$operation = $this->description->getOperation($command->getName()); |
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if (!$operation->getData('batching')) { |
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return false; |
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} |
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$parameters = json_decode($event->getRequest()->getBody()->getContents(), true); |
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$this->enqueue(array_merge($parameters, ['action' => $command->getName()])); |
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$event->intercept(['success' => true, 'batched' => true]); |
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return true; |
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} |
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/** |
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* Stops propagation of ProcessEvents when using Batching |
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* |
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* @param ProcessEvent $event The Process Event |
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* |
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* @return bool |
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*/ |
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public function onProcess(ProcessEvent $event) |
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{ |
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$command = $event->getCommand(); |
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$operation = $this->description->getOperation($command->getName()); |
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if (!$operation->getData('batching')) { |
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return false; |
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} |
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$event->stopPropagation(); |
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return true; |
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} |
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/** |
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* Adds User Actions to the Log |
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* |
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* @param array $operation Operation as an associative array |
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* |
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* @return boolean |
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*/ |
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public function enqueue(array $operation) |
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{ |
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$this->logger->addInfo(json_encode($operation)); |
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return true; |
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} |
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} |
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