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<?php |
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namespace Chrisyue\PhpM3u8\Parser; |
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use Chrisyue\PhpM3u8\Parser\Strategy\StrategyInterface; |
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use Chrisyue\PhpM3u8\DataAccessor\DataAccessorInterface; |
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use Chrisyue\PhpM3u8\Line\LinesInterface; |
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class ParentParser implements ParserInterface |
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{ |
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private $parsers; |
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private $dataAccessor; |
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private $strategy; |
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public function __construct( |
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ParsersInterface $parsers, |
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DataAccessorInterface $dataAccessor, |
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StrategyInterface $strategy |
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) { |
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$this->parsers = $parsers; |
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$this->dataAccessor = $dataAccessor; |
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$this->strategy = $strategy; |
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} |
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public function parse(LinesInterface $lines) |
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{ |
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$this->dataAccessor->reset(); |
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do { |
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$line = $lines->read(); |
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$key = $this->parsers->getKeyForLine($line); |
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if (null !== $key) { |
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$this->parseLinesByKey($lines, $key); |
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} |
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} while ($this->strategy->shouldParseNextLine($this->dataAccessor) && $this->moveToNextLine($lines)); |
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return $this->dataAccessor->getData(); |
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} |
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protected function getParsers() |
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{ |
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return $this->parsers; |
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} |
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private function parseLinesByKey(LinesInterface $lines, $key) |
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{ |
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$parser = $this->parsers->get($key); |
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$parsed = $parser->parse($lines); |
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$method = $parser->isRepeatable() ? 'add' : 'set'; |
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$this->dataAccessor->$method($key, $parsed); |
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} |
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private function moveToNextLine(LinesInterface $lines) |
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{ |
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$lines->goNext(); |
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return $lines->isValid(); |
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} |
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} |
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