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<?php |
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namespace Chrisyue\PhpM3u8\Dumper; |
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use Chrisyue\PhpM3u8\Model\AbstractPlaylist; |
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use Chrisyue\PhpM3u8\Model\Mapping\AttributeMetadatas; |
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use Chrisyue\PhpM3u8\Model\Mapping\TagMetadata; |
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use Chrisyue\PhpM3u8\Model\Mapping\TagMetadatas; |
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use Chrisyue\PhpM3u8\Model\MasterPlaylist; |
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use Chrisyue\PhpM3u8\Model\MediaPlaylist; |
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use Chrisyue\PhpM3u8\Model\MediaSegment; |
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use Chrisyue\PhpM3u8\Model\Tag\AbstractAttributeList; |
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class Dumper |
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{ |
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private $tagMetadatas; |
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private $lines; |
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public function __construct() |
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{ |
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$this->tagMetadatas = new TagMetadatas(); |
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} |
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public function dump(AbstractPlaylist $playlist) |
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{ |
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$this->lines = ['#EXTM3U']; |
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$this->generateComponentLines($playlist, new \ReflectionClass(AbstractPlaylist::class)); |
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$this->generateComponentLines($playlist, new \ReflectionClass($playlist instanceof MediaPlaylist ? MediaPlaylist::class : MasterPlaylist::class)); |
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return implode("\n", $this->lines); |
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} |
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private function generateComponentLines($component, \ReflectionClass $refClass) |
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{ |
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foreach ($refClass->getProperties() as $refProp) { |
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$refProp->setAccessible(true); |
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if ('segments' === $refProp->getName()) { |
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$refMs = new \ReflectionClass(MediaSegment::class); |
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foreach ($refProp->getValue($component) as $segment) { |
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$this->generateComponentLines($segment, $refMs); |
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} |
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continue; |
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} |
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if ('uri' === $refProp->getName()) { |
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$this->lines[] = $component->uri; |
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} |
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$metadata = $this->tagMetadatas->getByPropertyName($refProp->getName()); |
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if (!$metadata) { |
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continue; |
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} |
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$value = $refProp->getValue($component); |
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if (!$value) { |
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continue; |
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} |
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if ($metadata->isMultiple()) { |
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foreach ($value as $val) { |
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$this->lines[] = $this->createLine($metadata, $val); |
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} |
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continue; |
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} |
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$this->lines[] = $this->createLine($metadata, $value); |
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} |
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} |
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private function createLine(TagMetadata $metadata, $value) |
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{ |
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$line = $metadata->getName(); |
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if (true === $value) { |
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return sprintf('#%s', $line); |
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} |
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if (!$value instanceof AbstractAttributeList) { |
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return sprintf('#%s:%s', $line, $value); |
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} |
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$attrMetadatas = new AttributeMetadatas($metadata->getType()); |
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$attrs = []; |
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foreach ($attrMetadatas as $attrMetadata) { |
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$name = $attrMetadata->getName(); |
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$val = $attrMetadata->getProperty()->getValue($value); |
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if (null === $val) { |
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continue; |
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} |
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if ('string' === $attrMetadata->getType()) { |
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$val = sprintf('"%s"', $val); |
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} |
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$attrs[] = sprintf('%s=%s', $name, $val); |
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} |
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return sprintf('#%s:%s', $line, implode(',', $attrs)); |
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} |
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} |
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chrisyue /
php-m3u8
