frontend: check in html, css, js

frontend/js/self.js

@@ -0,0 +1,20 @@
+(function (global, document) {
+
+  // Get self details.
+  global.selfGet = function(callback) {
+    var json = {
+      "session": global.cookieGet("session"),
+    };
+
+    global.post(global.origin + "/api/owner/self", json, function(resp) {
+      if (!resp.success || !resp.loggedIn) {
+        document.location = "/login";
+        return;
+      }
+
+      global.owner = resp.owner;
+      callback();
+    });
+  };
+
+}(window, document));