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<?php |
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namespace Chrisyue\PhpM3u8\Definition; |
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use Chrisyue\PhpM3u8\Config; |
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class TagDefinitions |
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{ |
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private $definitions; |
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private $tagPropertyMap; |
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private $headProperties; |
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private $mediaSegmentProperties; |
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private $footProperties; |
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public function __construct($definitions) |
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{ |
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foreach ($definitions as $property => $definition) { |
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if (!isset($definition['tag'])) { |
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throw new DefinitionException('every tag definition must contain "tag"'); |
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} |
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$this->tagPropertyMap[$definition['tag']] = $property; |
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$position = $definition['position']; |
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if ('media-segment' === $definition['category']) { |
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$this->mediaSegmentProperties[$definition['position']] = $property; |
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continue; |
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} |
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if (0 > $position) { |
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$this->headProperties[$position] = $property; |
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continue; |
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} |
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$this->footProperties[$position] = $property; |
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} |
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$this->definitions = $definitions; |
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ksort($this->headProperties); |
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ksort($this->mediaSegmentProperties); |
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ksort($this->footProperties); |
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} |
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public function findOneByTag($tag) |
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{ |
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if (!is_string($tag)) { |
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throw new \InvalidArgumentException('$tag can only be string, got %s', var_export($tag)); |
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} |
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if (isset($this->tagPropertyMap[$tag])) { |
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$property = $this->tagPropertyMap[$tag]; |
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return new TagDefinition($property, new Config($this->definitions[$property])); |
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} |
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} |
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public function get($property) |
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{ |
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if (!is_string($property)) { |
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throw new \InvalidArgumentException('$property can only be string, got %s', var_export($tag)); |
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} |
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return new TagDefinition($property, new Config($this->definitions[$property])); |
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} |
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public function getHeadProperties() |
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{ |
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return $this->headProperties; |
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} |
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public function getMediaSegmentProperties() |
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{ |
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return $this->mediaSegmentProperties; |
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} |
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public function getFootProperties() |
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{ |
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return $this->footProperties; |
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} |
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} |
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chrisyue /
php-m3u8
