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<?php |
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namespace RemotelyLiving\PHPDNS\Entities; |
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use RemotelyLiving\PHPDNS\Entities\Interfaces\Arrayable; |
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use RemotelyLiving\PHPDNS\Entities\Interfaces\Serializable; |
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use RemotelyLiving\PHPDNS\Exceptions\InvalidArgumentException; |
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class DNSRecordCollection extends EntityAbstract implements \ArrayAccess, \Iterator, \Countable, Arrayable, Serializable |
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{ |
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/** |
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* @var \ArrayIterator |
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*/ |
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private $records; |
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public function __construct(DNSRecord ...$records) |
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{ |
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$this->records = new \ArrayIterator($records); |
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} |
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public function toArray(): array |
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{ |
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return $this->records->getArrayCopy(); |
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} |
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public function pickFirst(): ?DNSRecord |
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{ |
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$copy = $this->records->getArrayCopy(); |
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return array_shift($copy); |
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} |
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public function filteredByType(DNSRecordType $type): self |
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{ |
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return new self(...array_filter($this->records->getArrayCopy(), function (DNSRecord $record) use ($type) { |
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return $record->getType()->equals($type); |
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})); |
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} |
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public function has(DNSRecord $lookupRecord): bool |
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{ |
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foreach ($this->records->getArrayCopy() as $record) { |
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if ($lookupRecord->equals($record)) { |
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return true; |
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} |
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} |
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return false; |
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} |
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public function current(): ?DNSRecord |
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{ |
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return $this->records->current(); |
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} |
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public function next(): void |
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{ |
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$this->records->next(); |
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} |
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/** |
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* @return int|string|bool |
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*/ |
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public function key() |
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{ |
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return $this->records->key(); |
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} |
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public function valid(): bool |
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{ |
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return $this->records->valid(); |
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} |
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public function rewind(): void |
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{ |
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$this->records->rewind(); |
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} |
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public function offsetExists($offset): bool |
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{ |
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return $this->records->offsetExists($offset); |
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} |
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public function offsetGet($offset): DNSRecord |
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{ |
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return $this->records->offsetGet($offset); |
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} |
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/** |
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* @throws \RemotelyLiving\PHPDNS\Exceptions\InvalidArgumentException |
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*/ |
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public function offsetSet($offset, $value): void |
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{ |
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if (!$value instanceof DNSRecord) { |
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throw new InvalidArgumentException('Invalid value'); |
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} |
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$this->records->offsetSet($offset, /** @scrutinizer ignore-type */ $value); |
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} |
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public function offsetUnset($offset): void |
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{ |
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$this->records->offsetUnset($offset); |
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} |
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public function count(): int |
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{ |
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return $this->records->count(); |
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} |
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public function isEmpty(): bool |
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{ |
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return $this->count() === 0; |
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} |
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public function serialize(): string |
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{ |
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return \serialize($this->records->getArrayCopy()); |
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} |
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/** |
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* @param string $serialized |
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*/ |
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public function unserialize($serialized): void |
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{ |
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$this->records = new \ArrayIterator(\unserialize($serialized)); |
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} |
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public function jsonSerialize(): array |
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{ |
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return $this->toArray(); |
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} |
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public function withUniqueValuesExcluded(): self |
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{ |
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return $this->filterValues(function (DNSRecord $candidateRecord, DNSRecordCollection $remaining): bool { |
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return $remaining->has($candidateRecord); |
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})->withUniqueValues(); |
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} |
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public function withUniqueValues(): self |
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{ |
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return $this->filterValues(function (DNSRecord $candidateRecord, DNSRecordCollection $remaining): bool { |
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return !$remaining->has($candidateRecord); |
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}); |
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} |
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private function filterValues(callable $eval): self |
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{ |
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$filtered = new self(); |
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$records = $this->records->getArrayCopy(); |
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/** @var \RemotelyLiving\PHPDNS\Entities\DNSRecord $record */ |
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while ($record = array_shift($records)) { |
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if ($eval($record, new self(...$records))) { |
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$filtered[] = $record; |
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} |
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} |
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return $filtered; |
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} |
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} |
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remotelyliving /
php-dns
