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<?php |
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declare(strict_types=1); |
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namespace Yiisoft\Data\Reader\Iterable\FilterHandler; |
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use InvalidArgumentException; |
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use Yiisoft\Data\Reader\FilterAssert; |
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use Yiisoft\Data\Reader\Iterable\IterableFilterHandlerInterface; |
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use function array_shift; |
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use function count; |
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use function is_array; |
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use function is_string; |
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use function sprintf; |
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/** |
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* Abstract `Group` iterable filter handler allows to combine runs of several iterable filters. |
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* How to interpret results is determined by {@see checkResults()} implemented in child |
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* classes. |
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*/ |
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abstract class GroupHandler implements IterableFilterHandlerInterface |
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{ |
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/** |
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* Return final decision for the match based on sub-filter match results. |
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* |
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* @param bool[] $results Sub-filter match results. |
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* |
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* @return bool Final result. |
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*/ |
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abstract protected function checkResults(array $results): bool; |
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public function match(array|object $item, array $arguments, array $iterableFilterHandlers): bool |
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{ |
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if (count($arguments) !== 1) { |
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throw new InvalidArgumentException('$arguments should contain exactly one element.'); |
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} |
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[$subFilters] = $arguments; |
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if (!is_array($subFilters)) { |
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throw new InvalidArgumentException(sprintf( |
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'The sub filters should be array. The %s is received.', |
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get_debug_type($subFilters), |
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)); |
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} |
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$results = []; |
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foreach ($subFilters as $subFilter) { |
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if (!is_array($subFilter)) { |
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throw new InvalidArgumentException(sprintf( |
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'The sub filter should be array. The %s is received.', |
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get_debug_type($subFilter), |
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)); |
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} |
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if (empty($subFilter)) { |
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throw new InvalidArgumentException('At least operator should be provided.'); |
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} |
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$operator = array_shift($subFilter); |
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if (!is_string($operator)) { |
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throw new InvalidArgumentException(sprintf( |
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'The operator should be string. The %s is received.', |
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get_debug_type($operator), |
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)); |
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} |
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if ($operator === '') { |
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throw new InvalidArgumentException('The operator string cannot be empty.'); |
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} |
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/** @var mixed $filterHandler */ |
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$filterHandler = $iterableFilterHandlers[$operator] ?? null; |
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if ($filterHandler === null) { |
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throw new InvalidArgumentException(sprintf('"%s" operator is not supported.', $operator)); |
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} |
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FilterAssert::isIterableFilterHandlerInterface($filterHandler); |
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/** @var IterableFilterHandlerInterface $filterHandler */ |
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$results[] = $filterHandler->match($item, $subFilter, $iterableFilterHandlers); |
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} |
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return $this->checkResults($results); |
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} |
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} |
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