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<?php |
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namespace Jalle19\StatusManager\Manager; |
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use Jalle19\StatusManager\Database\InstanceQuery; |
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use Jalle19\StatusManager\Database\SubscriptionQuery; |
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use Jalle19\StatusManager\Database\UserQuery; |
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use Jalle19\StatusManager\Message\AbstractMessage; |
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use Jalle19\StatusManager\Message\Handler\HandlerInterface; |
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use Jalle19\StatusManager\Message\Request\MostActiveWatchersRequest; |
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use Jalle19\StatusManager\Message\Request\PopularChannelsRequest; |
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use Jalle19\StatusManager\Message\Request\StatisticsRequest; |
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use Jalle19\StatusManager\Message\Response\MostActiveWatchersResponse; |
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use Jalle19\StatusManager\Message\Response\PopularChannelsResponse; |
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use Jalle19\tvheadend\exception\RequestFailedException; |
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use Propel\Runtime\Exception\PropelException; |
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/** |
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* Class StatisticsManager |
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* @package Jalle19\StatusManager\Manager |
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* @copyright Copyright © Sam Stenvall 2016- |
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* @license https://www.gnu.org/licenses/gpl.html The GNU General Public License v2.0 |
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*/ |
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class StatisticsManager extends AbstractManager implements HandlerInterface |
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{ |
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/** |
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* @inheritdoc |
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*/ |
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public function handleMessage(AbstractMessage $message) |
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{ |
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// Wrap database exceptions in the more generic RequestFailedException |
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try |
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{ |
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switch ($message->getType()) |
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{ |
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case AbstractMessage::TYPE_POPULAR_CHANNELS_REQUEST: |
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/* @var PopularChannelsRequest $message */ |
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return new PopularChannelsResponse($message, $this->getPopularChannels( |
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$message->getInstanceName(), |
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$message->getUserName(), |
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$message->getLimit(), |
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$message->getTimeInterval())); |
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case AbstractMessage::TYPE_MOST_ACTIVE_WATCHERS_REQUEST: |
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/* @var MostActiveWatchersRequest $message */ |
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return new MostActiveWatchersResponse($message, $this->getMostActiveWatchers( |
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$message->getInstanceName(), |
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$message->getLimit(), |
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$message->getTimeInterval())); |
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} |
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} |
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catch (PropelException $e) |
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{ |
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throw new RequestFailedException('A database error occured: ' . $e->getMessage()); |
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} |
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return false; |
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} |
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/** |
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* @param string $instanceName |
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* @param string|null $userName |
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* @param int|null $limit |
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* @param string $timeInterval |
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* |
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* @return array the popular channels |
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*/ |
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private function getPopularChannels($instanceName, $userName, $limit, $timeInterval) |
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{ |
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// Find the instance and the user |
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$instance = InstanceQuery::create()->findOneByName($instanceName); |
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$user = UserQuery::create()->findOneByName($userName); |
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// Find the subscriptions |
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$query = SubscriptionQuery::create()->getPopularChannelsQuery($instance, $user); |
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// Apply additional filters not done by the query |
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if ($limit !== null) |
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$query->limit($limit); |
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if ($timeInterval !== StatisticsRequest::TIME_INTERVAL_ALL_TIME) |
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{ |
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$query->filterByStopped([ |
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'min' => $this->getTimeIntervalTimestamp($timeInterval), |
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]); |
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} |
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return $query->find()->getData(); |
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} |
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/** |
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* @param string $instanceName |
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* @param int $limit |
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* @param string $timeInterval |
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* |
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* @return array |
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*/ |
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private function getMostActiveWatchers($instanceName, $limit, $timeInterval) |
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{ |
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$instance = InstanceQuery::create()->findOneByName($instanceName); |
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$query = UserQuery::create()->getMostActiveWatchersQuery($instance); |
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// Apply additional filters not done by the query |
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if ($limit !== null) |
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$query->limit($limit); |
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if ($timeInterval !== StatisticsRequest::TIME_INTERVAL_ALL_TIME) |
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{ |
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$query->useSubscriptionQuery()->filterByStopped([ |
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'min' => $this->getTimeIntervalTimestamp($timeInterval), |
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])->endUse(); |
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} |
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return $query->find()->getData(); |
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} |
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/** |
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* @param string $timeInterval |
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* |
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* @return int |
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*/ |
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private function getTimeIntervalTimestamp($timeInterval) |
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{ |
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$dateTime = new \DateTime(); |
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switch ($timeInterval) |
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{ |
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case StatisticsRequest::TIME_INTERVAL_LAST_MONTH: |
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$dateTime = $dateTime->modify('-1 month'); |
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} |
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return $dateTime->getTimestamp(); |
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} |
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} |
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Jalle19 /
tvheadend-status-manager
