Fix protocol issue (#357)

Author: winddies

package.json

@@ -1,7 +1,7 @@
 {
   "name": "qiniu-js",
   "jsName": "qiniu",
-  "version": "2.2.0",
+  "version": "2.2.1",
   "private": false,
   "description": "Javascript SDK for Qiniu Resource (Cloud) Storage AP",
   "main": "dist/qiniu.min.js",

src/utils.js

@@ -201,7 +201,7 @@ export function getDomainFromUrl (url) {
 
 // 构造区域上传url
 export function getUploadUrl(config, token) {
-  let protocol = window.location.protocol;
+  let protocol = getAPIProtocol();
   if (config.region != null){
     let upHosts = regionUphostMap[config.region];
     let host = config.useCdnDomain ? upHosts.cdnUphost : upHosts.srcUphost;
@@ -214,6 +214,13 @@ export function getUploadUrl(config, token) {
     });
 }
 
+function getAPIProtocol() {
+  if (window.location.protocol === "http:") {
+    return "http:";
+  }
+  return "https:";
+}
+
 function getPutPolicy(token) {
   let segments = token.split(":");
   let ak = segments[0];
@@ -226,7 +233,7 @@ function getPutPolicy(token) {
 function getUpHosts(token) {
   try {
     let putPolicy = getPutPolicy(token);
-    let url = window.location.protocol + "//api.qiniu.com/v2/query?ak=" + putPolicy.ak + "&bucket=" + putPolicy.bucket;
+    let url = getAPIProtocol() + "//api.qiniu.com/v2/query?ak=" + putPolicy.ak + "&bucket=" + putPolicy.bucket;
     return request(url, { method: "GET" });
   } catch (e) {
     return Promise.reject(e);