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<?php |
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declare(strict_types=1); |
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namespace Remorhaz\JSON\Data\Comparator; |
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use Collator; |
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use Remorhaz\JSON\Data\Value\ArrayValueInterface; |
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use Remorhaz\JSON\Data\Value\ObjectValueInterface; |
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use Remorhaz\JSON\Data\Value\ScalarValueInterface; |
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use Remorhaz\JSON\Data\Value\ValueInterface; |
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final class ContainsValueComparator implements ComparatorInterface |
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{ |
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private $collator; |
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private $equalComparator; |
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public function __construct(Collator $collator) |
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{ |
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$this->collator = $collator; |
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$this->equalComparator = new EqualValueComparator($this->collator); |
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} |
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public function compare(ValueInterface $leftValue, ValueInterface $rightValue): bool |
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{ |
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if ($leftValue instanceof ScalarValueInterface && $rightValue instanceof ScalarValueInterface) { |
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return $this->equalComparator->compare($leftValue, $rightValue); |
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} |
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if ($leftValue instanceof ArrayValueInterface && $rightValue instanceof ArrayValueInterface) { |
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return $this->equalComparator->compare($leftValue, $rightValue); |
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} |
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if ($leftValue instanceof ObjectValueInterface && $rightValue instanceof ObjectValueInterface) { |
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return $this->objectContains($leftValue, $rightValue); |
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} |
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return false; |
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} |
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private function objectContains(ObjectValueInterface $leftValue, ObjectValueInterface $rightValue): bool |
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{ |
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$leftValueIterator = $leftValue->createChildIterator(); |
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$rightValueIterator = $rightValue->createChildIterator(); |
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$valuesByProperty = []; |
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while ($leftValueIterator->valid()) { |
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$property = $leftValueIterator->key(); |
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if (isset($valuesByProperty[$property])) { |
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return false; |
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} |
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$valuesByProperty[$property] = $leftValueIterator->current(); |
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$leftValueIterator->next(); |
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} |
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while ($rightValueIterator->valid()) { |
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$property = $rightValueIterator->key(); |
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if (!isset($valuesByProperty[$property])) { |
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return false; |
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} |
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if (!$this->compare($valuesByProperty[$property], $rightValueIterator->current())) { |
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return false; |
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} |
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$rightValueIterator->next(); |
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} |
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return true; |
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} |
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} |
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remorhaz /
php-json-data
