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<?php |
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declare(strict_types = 1); |
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namespace Sop\X509\Feature; |
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use Sop\X501\ASN1\Attribute; |
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use Sop\X501\ASN1\AttributeType; |
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/** |
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* Trait for objects containing X.501 attributes. |
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* |
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* Implements methods for Countable and IteratorAggregate interfaces. |
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*/ |
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trait AttributeContainer |
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{ |
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/** |
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* Array of attributes. |
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* |
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* @var Attribute[] |
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*/ |
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protected $_attributes; |
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/** |
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* Check whether attribute is present. |
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* |
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* @param string $name OID or attribute name |
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* |
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* @return bool |
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*/ |
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public function has(string $name): bool |
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{ |
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return null !== $this->_findFirst($name); |
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} |
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/** |
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* Get first attribute by OID or attribute name. |
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* |
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* @param string $name OID or attribute name |
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* |
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* @throws \OutOfBoundsException |
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* |
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* @return Attribute |
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*/ |
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public function firstOf(string $name): Attribute |
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{ |
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$attr = $this->_findFirst($name); |
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if (!$attr) { |
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throw new \UnexpectedValueException("No {$name} attribute."); |
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} |
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return $attr; |
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} |
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/** |
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* Get all attributes of given name. |
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* |
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* @param string $name OID or attribute name |
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* |
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* @return Attribute[] |
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*/ |
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public function allOf(string $name): array |
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{ |
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$oid = AttributeType::attrNameToOID($name); |
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$attrs = array_filter($this->_attributes, |
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function (Attribute $attr) use ($oid) { |
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return $attr->oid() === $oid; |
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}); |
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return array_values($attrs); |
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} |
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/** |
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* Get all attributes. |
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* |
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* @return Attribute[] |
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*/ |
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public function all(): array |
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{ |
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return $this->_attributes; |
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} |
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/** |
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* Get self with additional attributes added. |
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* |
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* @param Attribute ...$attribs |
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* |
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* @return self |
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*/ |
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public function withAdditional(Attribute ...$attribs): self |
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{ |
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$obj = clone $this; |
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foreach ($attribs as $attr) { |
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$obj->_attributes[] = $attr; |
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} |
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return $obj; |
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} |
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/** |
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* Get self with single unique attribute added. |
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* |
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* All previous attributes of the same type are removed. |
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* |
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* @param Attribute $attr |
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* |
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* @return self |
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*/ |
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public function withUnique(Attribute $attr): self |
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{ |
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$obj = clone $this; |
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$obj->_attributes = array_filter($obj->_attributes, |
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function (Attribute $a) use ($attr) { |
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return $a->oid() !== $attr->oid(); |
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}); |
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$obj->_attributes[] = $attr; |
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return $obj; |
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} |
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/** |
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* Get number of attributes. |
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* |
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* @see \Countable::count() |
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* |
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* @return int |
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*/ |
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public function count(): int |
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{ |
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return count($this->_attributes); |
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} |
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/** |
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* Get iterator for attributes. |
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* |
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* @see \IteratorAggregate::getIterator() |
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* |
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* @return \ArrayIterator |
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*/ |
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3 |
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public function getIterator(): \ArrayIterator |
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{ |
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return new \ArrayIterator($this->_attributes); |
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} |
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/** |
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* Find first attribute of given name or OID. |
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* |
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* @param string $name |
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* |
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* @return null|Attribute |
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*/ |
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25 |
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protected function _findFirst(string $name): ?Attribute |
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{ |
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$oid = AttributeType::attrNameToOID($name); |
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foreach ($this->_attributes as $attr) { |
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if ($attr->oid() === $oid) { |
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return $attr; |
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} |
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} |
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return null; |
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} |
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} |
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sop /
x509
