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<?php |
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|
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declare(strict_types=1); |
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|
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/* |
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* The MIT License (MIT) |
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* |
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* Copyright (c) 2018-2020 Spomky-Labs |
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* |
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* This software may be modified and distributed under the terms |
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* of the MIT license. See the LICENSE file for details. |
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*/ |
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|
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namespace CBOR; |
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|
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use ArrayIterator; |
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use function count; |
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use Countable; |
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use InvalidArgumentException; |
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use Iterator; |
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use IteratorAggregate; |
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|
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final class MapObject extends AbstractCBORObject implements Countable, IteratorAggregate |
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{ |
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private const MAJOR_TYPE = 0b101; |
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|
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/** |
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* @var MapItem[] |
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*/ |
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private $data = []; |
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|
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/** |
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* @var int|null |
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*/ |
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private $length; |
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|
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/** |
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* @param MapItem[] $data |
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*/ |
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public function __construct(array $data = []) |
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{ |
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list($additionalInformation, $length) = LengthCalculator::getLengthOfArray($data); |
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array_map(static function ($item): void { |
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if (!$item instanceof MapItem) { |
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throw new InvalidArgumentException('The list must contain only MapItem objects.'); |
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} |
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}, $data); |
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|
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parent::__construct(self::MAJOR_TYPE, $additionalInformation); |
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$this->data = $data; |
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$this->length = $length; |
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} |
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|
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public function __toString(): string |
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{ |
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$result = parent::__toString(); |
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if (null !== $this->length) { |
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$result .= $this->length; |
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} |
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foreach ($this->data as $object) { |
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$result .= (string) $object->getKey(); |
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$result .= (string) $object->getValue(); |
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} |
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|
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return $result; |
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} |
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|
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public function add(CBORObject $key, CBORObject $value): void |
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{ |
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$this->data[] = new MapItem($key, $value); |
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list($this->additionalInformation, $this->length) = LengthCalculator::getLengthOfArray($this->data); |
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} |
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|
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public function count(): int |
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{ |
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return count($this->data); |
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} |
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|
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public function getIterator(): Iterator |
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{ |
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return new ArrayIterator($this->data); |
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} |
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|
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public function getNormalizedData(bool $ignoreTags = false): array |
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{ |
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$result = []; |
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foreach ($this->data as $object) { |
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$result[$object->getKey()->getNormalizedData($ignoreTags)] = $object->getValue()->getNormalizedData($ignoreTags); |
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} |
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|
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return $result; |
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} |
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} |
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|
