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<?php |
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/** |
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* Created by PhpStorm. |
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* User: sergio.rodenas |
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* Date: 15/5/18 |
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* Time: 18:59 |
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*/ |
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namespace Rodenastyle\StreamParser\Parsers; |
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use Rodenastyle\StreamParser\Exceptions\IncompleteParseException; |
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use Rodenastyle\StreamParser\StreamParserInterface; |
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use Tightenco\Collect\Support\Collection; |
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class CSVParser implements StreamParserInterface |
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{ |
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protected $reader, $source, $headers, $currentLine; |
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public static $delimiters = [",", ";"]; |
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public static $allowEmptyString = false; |
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public function __construct() |
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{ |
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Collection::macro('recursive', function () { |
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return $this->map(function ($value) { |
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if (is_array($value) || is_object($value)) { |
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return (new Collection($value))->recursive(); |
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} |
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return $value; |
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}); |
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}); |
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} |
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public function from(String $source): StreamParserInterface |
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{ |
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$this->source = $source; |
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return $this; |
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} |
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public function each(callable $function) |
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{ |
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$this->start(); |
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while($this->read()){ |
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$function($this->getCurrentLineAsCollection()); |
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} |
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$this->close(); |
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} |
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private function start() |
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{ |
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$this->reader = fopen($this->source, 'r'); |
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$this->read(); |
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$this->headers = new Collection($this->currentLine); |
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return $this; |
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} |
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private function close(){ |
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if( ! fclose($this->reader)){ |
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throw new IncompleteParseException(); |
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} |
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} |
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private function read(): bool{ |
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do { |
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$line = fgetcsv($this->reader); |
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$this->currentLine = (new Collection($line))->filter(function($value) { |
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if(!self::$allowEmptyString && $value === '') { |
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return false; |
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} |
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return $value !== null && $value !== false; |
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}); |
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if($this->currentLine->isNotEmpty()) { |
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return true; |
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} |
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} while($line !== null && $line !== false); |
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return false; |
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} |
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private function getCurrentLineAsCollection() |
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{ |
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$headers = $this->headers; |
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$values = $this->formatCurrentLineValues($this->currentLine); |
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return $headers->intersectByKeys($this->currentLine)->combine($values->recursive()); |
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} |
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private function formatCurrentLineValues(Collection $collection){ |
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$this->explodeCollectionValues($collection); |
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return $collection; |
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} |
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private function explodeCollectionValues(Collection $collection){ |
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$collection->transform(function($value){ |
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(new Collection(static::$delimiters))->each(function($delimiter) use (&$value){ |
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if( ! is_array($value) && strpos($value, $delimiter) !== false){ |
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$value = explode($delimiter, $value); |
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} |
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}); |
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if(is_array($value)){ |
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return (new Collection($value))->reject(function($value){ |
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return $value === null || $value === false || $value === ''; |
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}); |
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} else { |
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return $value; |
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} |
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}); |
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} |
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} |
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Rodenastyle /
stream-parser
This check looks for calls to methods that do not seem to exist on a given type. It looks for the method on the type itself as well as in inherited classes or implemented interfaces.
This is most likely a typographical error or the method has been renamed.