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<?php |
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namespace Qiniu; |
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use Qiniu\Zone; |
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final class Auth |
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{ |
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private $accessKey; |
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private $secretKey; |
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public function __construct($accessKey, $secretKey) |
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{ |
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$this->accessKey = $accessKey; |
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$this->secretKey = $secretKey; |
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} |
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public function getAccessKey() |
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{ |
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return $this->accessKey; |
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} |
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public function sign($data) |
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{ |
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$hmac = hash_hmac('sha1', $data, $this->secretKey, true); |
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return $this->accessKey . ':' . \Qiniu\base64_urlSafeEncode($hmac); |
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} |
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public function signWithData($data) |
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{ |
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$encodedData = \Qiniu\base64_urlSafeEncode($data); |
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return $this->sign($encodedData) . ':' . $encodedData; |
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} |
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public function signRequest($urlString, $body, $contentType = null) |
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{ |
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$url = parse_url($urlString); |
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$data = ''; |
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if (array_key_exists('path', $url)) { |
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$data = $url['path']; |
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} |
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if (array_key_exists('query', $url)) { |
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$data .= '?' . $url['query']; |
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} |
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$data .= "\n"; |
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if ($body !== null && $contentType === 'application/x-www-form-urlencoded') { |
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$data .= $body; |
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} |
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return $this->sign($data); |
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} |
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public function verifyCallback($contentType, $originAuthorization, $url, $body) |
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{ |
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$authorization = 'QBox ' . $this->signRequest($url, $body, $contentType); |
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return $originAuthorization === $authorization; |
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} |
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public function privateDownloadUrl($baseUrl, $expires = 3600) |
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{ |
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$deadline = time() + $expires; |
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$pos = strpos($baseUrl, '?'); |
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if ($pos !== false) { |
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$baseUrl .= '&e='; |
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} else { |
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$baseUrl .= '?e='; |
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} |
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$baseUrl .= $deadline; |
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$token = $this->sign($baseUrl); |
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return "$baseUrl&token=$token"; |
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} |
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public function uploadToken( |
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$bucket, |
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$key = null, |
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$expires = 3600, |
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$policy = null, |
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$strictPolicy = true, |
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Zone $zone = null |
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) { |
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$deadline = time() + $expires; |
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$scope = $bucket; |
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if ($key !== null) { |
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$scope .= ':' . $key; |
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} |
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$args = self::copyPolicy($args, $policy, $strictPolicy); |
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$args['scope'] = $scope; |
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$args['deadline'] = $deadline; |
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if ($zone === null) { |
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$zone = new Zone(); |
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} |
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list($upHosts, $err) = $zone->getUpHosts($this->accessKey, $bucket); |
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if ($err === null) { |
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$args['upHosts'] = $upHosts; |
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} |
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$b = json_encode($args); |
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return $this->signWithData($b); |
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} |
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/** |
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*上传策略，参数规格详见 |
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*http://developer.qiniu.com/docs/v6/api/reference/security/put-policy.html |
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*/ |
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private static $policyFields = array( |
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'callbackUrl', |
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'callbackBody', |
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'callbackHost', |
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'callbackBodyType', |
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'callbackFetchKey', |
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'returnUrl', |
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'returnBody', |
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'endUser', |
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'saveKey', |
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'insertOnly', |
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'detectMime', |
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'mimeLimit', |
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'fsizeMin', |
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'fsizeLimit', |
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'persistentOps', |
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'persistentNotifyUrl', |
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'persistentPipeline', |
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'deleteAfterDays', |
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'fileType', |
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'upHosts', |
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); |
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private static function copyPolicy(&$policy, $originPolicy, $strictPolicy) |
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{ |
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if ($originPolicy === null) { |
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return array(); |
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} |
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3 |
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foreach ($originPolicy as $key => $value) { |
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if (!$strictPolicy || in_array((string) $key, self::$policyFields, true)) { |
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$policy[$key] = $value; |
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} |
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} |
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return $policy; |
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} |
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51 |
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public function authorization($url, $body = null, $contentType = null) |
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{ |
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51 |
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$authorization = 'QBox ' . $this->signRequest($url, $body, $contentType); |
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return array('Authorization' => $authorization); |
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} |
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} |
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qiniu /
php-sdk
