diff --git a/src/pages/login/login.js b/src/pages/login/login.js
index f2c97c0f..9d848df2 100644
--- a/src/pages/login/login.js
+++ b/src/pages/login/login.js
@@ -18,14 +18,9 @@ export default class App extends Component {
   }
 
   componentWillMount() {
-    const tokenString = this.props.location.search;
-    const token = tokenString.substring(
-      tokenString.indexOf('=') + 1,
-      tokenString.indexOf('&')
-    );
-    const head = tokenString.substring(tokenString.indexOf('&') + 6);
+    const { token, head } = this.getQuery(this.props.location.search);
     /* 判断是否有token */
-    if (tokenString && tokenString.indexOf('=') > -1) {
+    if (token) {
       sessionStorage.setItem('authorization', token);
       this.onSubmit(token, head);
       return;
@@ -34,6 +29,15 @@ export default class App extends Component {
     this.toUnifiedLogin();
   }
 
+  /* 解析url参数 */
+  getQuery = (url) =>
+    (url.match(/([^?=&]+)(=([^&]*))/g) || []).reduce(
+      (a, v) => (
+        (a[v.slice(0, v.indexOf('='))] = v.slice(v.indexOf('=') + 1)), a
+      ),
+      {}
+    );
+
   /* 跳转统一登录平台 */
   toUnifiedLogin() {
     setTimeout(() => {