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<?php |
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namespace Xmly; |
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final class Auth |
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{ |
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private $appKey; |
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private $appSecret; |
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private $deviceID; |
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public function __construct($appKey, $appSecret, $deviceID) |
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{ |
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$this->appKey = $appKey; |
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$this->appSecret = $appSecret; |
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$this->deviceID = $deviceID; |
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} |
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public function getAppKey() |
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{ |
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return $this->appKey; |
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} |
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public function getAppSecret() |
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{ |
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return $this->appSecret; |
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} |
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public function getdeviceID() |
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{ |
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return $this->deviceID; |
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} |
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/** |
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* 使用 hashKey 对 base64EncodedStr 进行HMAC-SHA1哈希得到字节数组 |
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* 并对上面得到的sha1ResultBytes进行MD5得到32位字符串，即为sig |
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* |
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* @param string $data base64编码后的请求参数 |
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* @param string $hashKey HashKey |
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* |
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* @return string |
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*/ |
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public function sign($data, $hashKey) |
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{ |
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$hmac = hash_hmac('sha1', $data, $hashKey, true); |
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return md5($hmac); |
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} |
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/** |
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* 将除了sig以外的所有请求参数的原始值按照参数名的字典序排序，将排序后的参数键值对用&拼接 |
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* 并对得到的字符串进行Base64编码 |
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* |
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* @param array $body 除sig以外的所有请求参数 |
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* |
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* @return string |
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*/ |
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public function signWithData($body) |
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{ |
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// 重要：由于参数中会有特殊字符，比如, % +，http_build_query 会进行URL编码，所以需要URL解码下 |
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$data = urldecode(http_build_query($body)); |
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return base64_encode($data); |
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} |
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/** |
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* 将除了sig以外的所有请求参数的原始值按照参数名的字典序排序，将排序后的参数键值对用&拼接 |
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* 并对得到的字符串进行Base64编码，如果传入 |
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* |
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* @param array $body 除sig以外的所有请求参数 |
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* @param string $serverAuthenticateStaticKey 服务端密钥 |
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* |
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* @return string |
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*/ |
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public function signRequest($body, $serverAuthenticateStaticKey = null) |
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{ |
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$base64EncodedStr = $this->signWithData($body); |
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$hashKey = $this->getAppSecret() . $serverAuthenticateStaticKey; |
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return $this->sign($base64EncodedStr, $hashKey); |
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} |
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/** |
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* 通用签名生成 |
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* |
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* @param array $body 除sig以外的所有请求参数 |
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* @param string $serverAuthenticateStaticKey 服务端密钥 |
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* |
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* @return string |
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* |
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* @link https://open.ximalaya.com/doc/detailApi?categoryId=6&articleId=69#%E9%80%9A%E7%94%A8%E7%AD%BE%E5%90%8D%E7%94%9F%E6%88%90%E7%AE%97%E6%B3%95 |
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*/ |
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public function signature($body, $serverAuthenticateStaticKey = null) |
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{ |
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return '&sig=' . $this->signRequest($body, $serverAuthenticateStaticKey); |
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} |
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/** |
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* 拼接带 sig 参数完整的请求 URL |
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* |
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* @param array $body 除sig以外的所有请求参数 |
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* @param string $serverAuthenticateStaticKey 服务端密钥 |
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* |
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* @return string |
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*/ |
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public function signatureURL($body, $serverAuthenticateStaticKey = null) |
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{ |
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ksort($body, SORT_STRING); |
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$sig = $this->signature($body, $serverAuthenticateStaticKey); |
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$requestURL = http_build_query($body); |
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return $requestURL . $sig; |
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} |
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/** |
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* 公共参数 |
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* |
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* |
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* @param array $body 其他请求参数 |
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* |
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* @return array |
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*/ |
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public function commonParams(array $body = array()) |
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{ |
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$body['app_key'] = $this->getAppKey(); |
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$body['client_os_type'] = 4; |
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$body['nonce'] = Util::randomString(); |
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$body['timestamp'] = Util::msecTime(); |
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$body['device_id'] = $this->getdeviceID(); |
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$body['server_api_version'] = '1.0.0'; |
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return $body; |
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} |
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} |
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timhbw /
xmly-php-sdk
