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<?php |
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/* |
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* This file is part of the Ivory Http Adapter package. |
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* |
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* (c) Eric GELOEN <[email protected]> |
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* |
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* For the full copyright and license information, please read the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Ivory\HttpAdapter\Normalizer; |
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use Ivory\HttpAdapter\Asset\AbstractUninstantiableAsset; |
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use Ivory\HttpAdapter\Parser\HeadersParser; |
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/** |
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* @author GeLo <[email protected]> |
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*/ |
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class HeadersNormalizer extends AbstractUninstantiableAsset |
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{ |
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/** |
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* @param string|array $headers |
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* @param bool $associative |
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* |
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* @return array |
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*/ |
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public static function normalize($headers, $associative = true) |
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{ |
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$normalizedHeaders = []; |
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if (!$associative) { |
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$headers = self::normalize($headers); |
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} |
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foreach (HeadersParser::parse($headers) as $name => $value) { |
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if (strpos($value, 'HTTP/') === 0) { |
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continue; |
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} |
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list($name, $value) = explode(':', $value, 2); |
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$name = self::normalizeHeaderName($name); |
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$value = self::normalizeHeaderValue($value); |
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if (!$associative) { |
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$normalizedHeaders[] = $name.': '.$value; |
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} else { |
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$normalizedHeaders[$name] = isset($normalizedHeaders[$name]) |
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? $normalizedHeaders[$name].', '.$value |
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: $value; |
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} |
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} |
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return $normalizedHeaders; |
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} |
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/** |
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* @param string $name |
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* |
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* @return string |
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*/ |
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public static function normalizeHeaderName($name) |
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{ |
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return trim($name); |
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} |
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/** |
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* @param array|string $value |
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* |
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* @return string |
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*/ |
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public static function normalizeHeaderValue($value) |
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{ |
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return implode(', ', array_map('trim', is_array($value) ? $value : explode(',', $value))); |
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} |
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} |
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egeloen /
ivory-http-adapter
