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54 lines
1.6 KiB
54 lines
1.6 KiB
4 years ago
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<?php
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namespace AliyunMNS\Signature;
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use AliyunMNS\Requests\BaseRequest;
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use AliyunMNS\Constants;
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class Signature
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{
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static public function SignRequest($accessKey, BaseRequest &$request)
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{
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$canonicalizedMNSHeaders = "";
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$headers = $request->getHeaders();
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$contentMd5 = "";
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if (isset($headers['Content-MD5']))
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{
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$contentMd5 = $headers['Content-MD5'];
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}
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$contentType = "";
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if (isset($headers['Content-Type']))
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{
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$contentType = $headers['Content-Type'];
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}
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$date = $headers['Date'];
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$queryString = $request->getQueryString();
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$canonicalizedResource = $request->getResourcePath();
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if ($queryString != NULL)
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{
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$canonicalizedResource .= "?" . $request->getQueryString();
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}
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if (0 !== strpos($canonicalizedResource, "/"))
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{
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$canonicalizedResource = "/" . $canonicalizedResource;
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}
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$tmpHeaders = array();
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foreach ($headers as $key => $value)
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{
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if (0 === strpos($key, Constants::MNS_HEADER_PREFIX))
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{
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$tmpHeaders[$key] = $value;
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}
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}
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ksort($tmpHeaders);
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$canonicalizedMNSHeaders = implode("\n", array_map(function ($v, $k) { return $k . ":" . $v; }, $tmpHeaders, array_keys($tmpHeaders)));
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$stringToSign = strtoupper($request->getMethod()) . "\n" . $contentMd5 . "\n" . $contentType . "\n" . $date . "\n" . $canonicalizedMNSHeaders . "\n" . $canonicalizedResource;
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return base64_encode(hash_hmac("sha1", $stringToSign, $accessKey, $raw_output = TRUE));
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}
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}
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?>
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