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<?php |
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/* |
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* This file is part of the Mala package. |
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* |
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* (c) Chrisyue <http://chrisyue.com/> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Chrisyue\Mala; |
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use Chrisyue\Mala\Manager\EpgManagerInterface; |
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use Chrisyue\Mala\Manager\VideoManagerInterface; |
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use Chrisyue\Mala\Model\ChannelInterface; |
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class EpgScheduler |
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{ |
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private $epgManager; |
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private $videoManager; |
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public function __construct(EpgManagerInterface $epgManager, VideoManagerInterface $videoManager) |
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{ |
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$this->epgManager = $epgManager; |
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$this->videoManager = $videoManager; |
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} |
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public function schedule(ChannelInterface $channel, \DateTime $startsAt, \DateTime $endsAt, $isForce = false) |
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{ |
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if ($isForce) { |
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$this->epgManager->clear($channel, $startsAt); |
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} |
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$lastProgram = $this->epgManager->findLastProgram($channel); |
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if (null !== $lastProgram) { |
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$shouldStartsAt = clone $lastProgram->getEndsAt(); |
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$shouldStartsAt->modify('+1 second'); |
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if ($shouldStartsAt > $endsAt) { |
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// the ends time of the last program is after $endsAt |
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throw new \Exception(sprintf( |
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'Cannot schedule in %s to %s because there is newer epg, you can try to do a force schedule', |
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$startsAt->format('c'), |
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$endsAt->format('c') |
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)); |
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} |
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if ($startsAt < $shouldStartsAt) { |
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$startsAt = $shouldStartsAt; |
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} |
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} |
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$videos = $this->videoManager->findByChannel($channel); |
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if (empty($videos)) { |
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return; |
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} |
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$videoStartsAt = clone $startsAt; |
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$sequence = null === $lastProgram ? 0 : $lastProgram->getSequence(); |
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$videos = new \InfiniteIterator(new \ArrayIterator($videos)); |
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foreach ($videos as $video) { |
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$videoEndsAt = clone $videoStartsAt; |
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$videoEndsAt->modify(sprintf('+%d seconds', $video->getDuration() - 1)); |
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$program = $this->epgManager->createProgram($channel, $video, ++$sequence, $videoStartsAt, $videoEndsAt); |
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$this->epgManager->saveDeferred($program); |
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$videoStartsAt = clone $videoEndsAt; |
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$videoStartsAt->modify('+1 second'); |
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if ($videoStartsAt > $endsAt) { |
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break; |
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} |
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} |
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$this->epgManager->commit(); |
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} |
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} |
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chrisyue /
mala
