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<?php |
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namespace LunixREST\APIRequest\HeaderParser; |
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class DefaultHeaderParser implements HeaderParser |
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{ |
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private $apiKeyHeaderKey; |
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/** |
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* DefaultHeaderParser constructor. |
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* @param string $apiKeyHeaderKey |
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*/ |
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public function __construct($apiKeyHeaderKey = 'x-api-key') |
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{ |
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$this->apiKeyHeaderKey = $apiKeyHeaderKey; |
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} |
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public function parse(array $headers): ParsedHeaders |
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{ |
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$contentType = $this->getContentType($headers); |
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$acceptableMIMETypes = $this->findAcceptableMIMETypes($headers); |
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$apiKey = $this->findAPIKey($headers); |
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return new ParsedHeaders($contentType, $acceptableMIMETypes, $apiKey); |
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} |
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protected function findAcceptableMIMETypes(array $headers): array |
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{ |
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//TODO: follow RFC2616 order |
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$acceptedMIMETypes = []; |
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foreach ($headers as $key => $value) { |
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if (strtolower($key) == 'http-accept') { |
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$values = explode(',', $value); |
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foreach ($values as $acceptedType) { |
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$typeParts = explode(';', $acceptedType); |
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if (count($typeParts) > 0) { |
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$acceptedMIMETypes[] = trim($typeParts[0]); |
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} |
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} |
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break; |
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} |
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} |
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return $acceptedMIMETypes; |
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} |
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protected function findAPIKey(array $headers) |
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{ |
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foreach ($headers as $key => $value) { |
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if (strtolower($key) == strtolower($this->apiKeyHeaderKey)) { |
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return $value; |
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} |
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} |
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return null; |
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} |
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protected function getContentType(array $headers) |
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{ |
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foreach ($headers as $key => $value) { |
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if (strtolower($key) == 'content-type') { |
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return $value; |
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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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johnvandeweghe /
LunixREST
