"dingtalk QR login" frontend

static/js/dingtalk-ddlogin.js

@@ -0,0 +1,18 @@
+!function (window, document) {
+    function d(a) {
+        var e, c = document.createElement("iframe"),
+            d = "https://login.dingtalk.com/login/qrcode.htm?goto=" + a.goto ;
+        d += a.style ? "&style=" + encodeURIComponent(a.style) : "",
+            d += a.href ? "&href=" + a.href : "",
+            c.src = d,
+            c.frameBorder = "0",
+            c.allowTransparency = "true",
+            c.scrolling = "no",
+            c.width =  a.width ? a.width + 'px' : "365px",
+            c.height = a.height ? a.height + 'px' : "400px",
+            e = document.getElementById(a.id),
+            e.innerHTML = "",
+            e.appendChild(c)
+    }
+    window.DDLogin = d
+}(window, document);