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<?php |
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namespace Chrisyue\PhpM3u8\M3u8\Core; |
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abstract class AbstractParentCore extends AbstractCore |
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{ |
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public function parse() |
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{ |
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$parsedSequence = -1; |
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$result = $this->initResult(); |
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do { |
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$lineInfo = $this->getStream()->read(); |
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if (null === $lineInfo) { |
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continue; |
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} |
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foreach ($this->getChildren() as $property => $parser) { |
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if ($parser->getSequence() < $parsedSequence || null !== $result->$property && !is_array($result->$property)) { |
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continue; |
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} |
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$childResult = $parser->setStream($this->getStream())->parse(); |
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if (null === $childResult) { |
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continue; |
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} |
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is_array($result->$property) ? $result->$property[] = $childResult : $result->$property = $childResult; |
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$parsedSequence = $parser->getSequence(); |
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break; |
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} |
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} while ($this->shouldParseNextLine($result, $parsedSequence) && $this->moveToNextLine()); |
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return $parsedSequence > -1 ? $result : null; |
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} |
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public function dump($result) |
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{ |
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foreach ($this->getChildren() as $property => $dumper) { |
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$childResult = $result->$property; |
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if (null === $childResult) { |
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continue; |
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} |
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$dumper->setStream($this->getStream()); |
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is_array($childResult) ? array_walk($childResult, function ($val) use ($dumper) { |
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$dumper->dump($val); |
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}) : $dumper->dump($childResult); |
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} |
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} |
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abstract protected function initResult(); |
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abstract protected function shouldParseNextLine($result, $parsedSequence); |
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abstract protected function getChildren(); |
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private function moveToNextLine() |
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{ |
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$this->getStream()->next(); |
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return $this->getStream()->valid(); |
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} |
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} |
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chrisyue /
php-m3u8
