Completed
Pull Request — develop (#27)
by Chris
02:25
created

ParentParser::parse()   A

Complexity

Conditions 4
Paths 2

Size

Total Lines 15
Code Lines 9

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
dl 0
loc 15
rs 9.2
c 0
b 0
f 0
cc 4
eloc 9
nc 2
nop 1
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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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