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<?php |
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namespace Oliverde8\Component\PhpEtl\ChainOperation\Transformer; |
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use Oliverde8\Component\PhpEtl\ChainOperation\AbstractChainOperation; |
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use Oliverde8\Component\PhpEtl\ChainOperation\DataChainOperationInterface; |
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use Oliverde8\Component\PhpEtl\Item\DataItem; |
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use Oliverde8\Component\PhpEtl\Item\DataItemInterface; |
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use Oliverde8\Component\PhpEtl\Item\ItemInterface; |
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use Oliverde8\Component\RuleEngine\RuleApplier; |
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/** |
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* Class RuleTransformOperation |
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* |
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* @author de Cramer Oliver<[email protected]> |
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* @copyright 2018 Oliverde8 |
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* @package Oliverde8\Component\PhpEtl\ChainOperation\Transformer |
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*/ |
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class RuleTransformOperation extends AbstractChainOperation implements DataChainOperationInterface |
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{ |
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/** @var RuleApplier */ |
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protected $ruleApplier; |
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/** @var array */ |
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protected $rules; |
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/** @var boolean */ |
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protected $add; |
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/** |
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* RuleTransformOperation constructor. |
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* |
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* @param RuleApplier $ruleApplier |
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* @param array $rules |
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* @param boolean $add |
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*/ |
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public function __construct(RuleApplier $ruleApplier, array $rules, $add) |
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{ |
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$this->ruleApplier = $ruleApplier; |
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$this->rules = $rules; |
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$this->add = $add; |
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} |
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/** |
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* @param DataItemInterface $item |
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* @param array $context |
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* |
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* @return ItemInterface |
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* @throws \Oliverde8\Component\RuleEngine\Exceptions\RuleException |
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* @throws \Oliverde8\Component\RuleEngine\Exceptions\UnknownRuleException |
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*/ |
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public function processData(DataItemInterface $item, array &$context): ItemInterface |
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{ |
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$data = $item->getData(); |
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$newData = []; |
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// We add data and don't send new data. |
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if ($this->add) { |
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$newData = $data; |
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} |
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foreach ($this->rules as $column => $rule) { |
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$newData[$column] = $this->ruleApplier->apply($data, $newData, $rule['rules'], []); |
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} |
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return new DataItem($newData); |
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} |
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} |
oliverde8 /
php-etl
