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<?php |
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namespace Jackal\Copycat; |
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use Jackal\Copycat\Converter\ConversionMap; |
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use Jackal\Copycat\Filter\FilterMap; |
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use Jackal\Copycat\Reader\ReaderInterface; |
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use Jackal\Copycat\Sorter\SorterMap; |
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use Jackal\Copycat\Writer\WriterInterface; |
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use RuntimeException; |
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/** |
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* Class Workflow |
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* @package Jackal\Copycat |
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*/ |
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class Workflow |
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{ |
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/** |
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* @var ReaderInterface |
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*/ |
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protected $reader; |
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/** |
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* @var WriterInterface[] |
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*/ |
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protected $writers = []; |
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/** |
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* @var ConversionMap |
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*/ |
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protected $conversionMap; |
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/** |
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* @var FilterMap |
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*/ |
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protected $filterMap; |
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/** |
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* @var SorterMap |
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*/ |
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protected $sorterMap; |
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/** |
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* Workflow constructor. |
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* @param ReaderInterface $reader |
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*/ |
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public function __construct(ReaderInterface $reader) |
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{ |
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$this->reader = $reader; |
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$this->conversionMap = new ConversionMap(); |
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$this->filterMap = new FilterMap(); |
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$this->sorterMap = new SorterMap(); |
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} |
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/** |
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* @param WriterInterface $writer |
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*/ |
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public function addWriter(WriterInterface $writer) |
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{ |
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$this->writers[] = $writer; |
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} |
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/** |
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* @param callable $converter |
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*/ |
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public function addConverter(callable $converter) |
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{ |
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$this->conversionMap->add($converter); |
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} |
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/** |
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* @param callable $filter |
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*/ |
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public function addFilter(callable $filter) |
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{ |
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$this->filterMap->add($filter); |
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} |
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/** |
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* @param callable $sorter |
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*/ |
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public function addSorter(callable $sorter) |
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{ |
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$this->sorterMap->add($sorter); |
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} |
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/** |
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* @param callable|null $callback |
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*/ |
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public function process(callable $callback = null) |
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{ |
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if (!$this->writers) { |
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throw new RuntimeException('No writers set'); |
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} |
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foreach ($this->writers as $writer) { |
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$writer->prepare(); |
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} |
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if ($this->sorterMap->hasSorter()) { |
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$values = $this->reader->all(); |
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$this->sorterMap->apply($values); |
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} else { |
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$values = $this->reader; |
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} |
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foreach ($values as $k => $row) { |
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foreach ($this->writers as $writer) { |
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$copyRow = $row; |
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if ($this->filterMap->apply($copyRow)) { |
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$this->conversionMap->apply($copyRow); |
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$writer->writeItem($copyRow); |
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} |
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} |
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if ($callback) { |
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if (isset($copyRow)) { |
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$callback($copyRow); |
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} |
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} |
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} |
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foreach ($this->writers as $writer) { |
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$writer->finish(); |
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} |
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} |
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} |
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lucajackal85 /
Copycat
This check marks implicit conversions of arrays to boolean values in a comparison. While in PHP an empty array is considered to be equal (but not identical) to false, this is not always apparent.
Consider making the comparison explicit by using
empty(..)or! empty(...)instead.