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<?php |
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namespace CHStudio\Raven\Http\Factory; |
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use ArrayIterator; |
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use InvalidArgumentException; |
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use IteratorAggregate; |
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use Stringable; |
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use Traversable; |
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/** |
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* @implements IteratorAggregate<string, array<string>> |
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*/ |
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class Headers implements IteratorAggregate, Stringable |
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{ |
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/** |
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* @var array<string, array<string>> |
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*/ |
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private array $headers = []; |
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public function __construct(mixed $headers = []) |
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{ |
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if (!\is_array($headers)) { |
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throw new InvalidArgumentException('headers collection must be an array.'); |
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} |
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foreach ($headers as $name => $values) { |
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if (\is_string($values)) { |
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$this->set($name, $values); |
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} elseif (\is_array($values)) { |
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foreach ($values as $value) { |
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if (!\is_string($value)) { |
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throw new InvalidArgumentException('Header values must be string[]|string.'); |
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} |
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$this->set($name, $value); |
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} |
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} else { |
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throw new InvalidArgumentException('Header values must be string[]|string.'); |
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} |
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} |
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} |
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1 |
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public function getIterator(): Traversable |
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{ |
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return new ArrayIterator($this->headers); |
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} |
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1 |
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public function __toString(): string |
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{ |
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$asString = ''; |
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foreach ($this->headers as $name => $values) { |
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$name = ucwords($name, '-'); |
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foreach ($values as $value) { |
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$asString .= \sprintf('%s: %s', $name, $value).PHP_EOL; |
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} |
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} |
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return $asString; |
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} |
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5 |
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private function normalizeName(string $name): string |
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{ |
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return strtolower($name); |
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} |
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public function has(string $offset): bool |
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{ |
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return isset($this->headers[$this->normalizeName($offset)]); |
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} |
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public function first(string $offset): ?string |
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{ |
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$values = $this->get($offset); |
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return \count($values) > 0 ? current($values) : null; |
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} |
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/** |
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* @return array<string|null> |
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*/ |
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public function get(string $offset): array |
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{ |
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return $this->headers[$this->normalizeName($offset)] ?? []; |
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} |
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1 |
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/** |
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* @param array<string>|string $values |
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*/ |
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public function set(string $offset, array|string $values): void |
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{ |
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$normalized = $this->normalizeName($offset); |
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if (\is_array($values)) { |
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$values = array_values($values); |
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if (!isset($this->headers[$normalized])) { |
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$this->headers[$normalized] = $values; |
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} else { |
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$this->headers[$normalized] = array_merge($this->headers[$normalized], $values); |
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} |
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} else { |
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if (!isset($this->headers[$normalized])) { |
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$this->headers[$normalized] = [$values]; |
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} else { |
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$this->headers[$normalized][] = $values; |
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} |
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} |
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} |
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} |
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CHStudio /
Raven
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