发短信集合类-阿里云短信涉及类

 1 namespace modulelib;
 2 
 3 /**
 4  * 签名助手 2017/11/19
 5  *
 6  * Class SignatureHelper
 7  */
 8 class SignatureHelper {
 9 
10     /**
11      * 生成签名并发起请求
12      *
13      * @param $accessKeyId string AccessKeyId (https://ak-console.aliyun.com/)
14      * @param $accessKeySecret string AccessKeySecret
15      * @param $domain string API接口所在域名
16      * @param $params array API具体参数
17      * @param $security boolean 使用https
18      * @return bool|stdClass 返回API接口调用结果，当发生错误时返回false
19      */
20     public function request($accessKeyId, $accessKeySecret, $domain, $params, $security=false) {
21         $apiParams = array_merge(array (
22             "SignatureMethod" => "HMAC-SHA1",
23             "SignatureNonce" => uniqid(mt_rand(0,0xffff), true),
24             "SignatureVersion" => "1.0",
25             "AccessKeyId" => $accessKeyId,
26             "Timestamp" => gmdate("Y-m-dTH:i:s"),
27             "Format" => "JSON",
28         ), $params);
29         ksort($apiParams);
30 
31         $sortedQueryStringTmp = "";
32         foreach ($apiParams as $key => $value) {
33             $sortedQueryStringTmp .= "&" . $this->encode($key) . "=" . $this->encode($value);
34         }
35 
36         $stringToSign = "GET&%2F&" . $this->encode(substr($sortedQueryStringTmp, 1));
37 
38         $sign = base64_encode(hash_hmac("sha1", $stringToSign, $accessKeySecret . "&",true));
39 
40         $signature = $this->encode($sign);
41 
42         $url = ($security ? 'https' : 'http')."://{$domain}/?Signature={$signature}{$sortedQueryStringTmp}";
43 
44         try {
45             $content = $this->fetchContent($url);
46             return json_decode($content);
47         } catch( Exception $e) {
48             return false;
49         }
50     }
51 
52     private function encode($str)
53     {
54         $res = urlencode($str);
55         $res = preg_replace("/+/", "%20", $res);
56         $res = preg_replace("/*/", "%2A", $res);
57         $res = preg_replace("/%7E/", "~", $res);
58         return $res;
59     }
60 
61     private function fetchContent($url) {
62         $ch = curl_init();
63         curl_setopt($ch, CURLOPT_URL, $url);
64         curl_setopt($ch, CURLOPT_TIMEOUT, 5);
65         curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
66         curl_setopt($ch, CURLOPT_HTTPHEADER, array(
67             "x-sdk-client" => "php/2.0.0"
68         ));
69 
70         if(substr($url, 0,5) == 'https') {
71             curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
72             curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
73         }
74 
75         $rtn = curl_exec($ch);
76 
77         if($rtn === false) {
78             trigger_error("[CURL_" . curl_errno($ch) . "]: " . curl_error($ch), E_USER_ERROR);
79         }
80         curl_close($ch);
81 
82         return $rtn;
83     }
84 }