Fix api.get.user_email().

This closes KartikTalwar#734.

Author: josteink

CHANGELOG.md

@@ -5,6 +5,7 @@
 
 - Drop bundled jQuery, support jQuery 4, support explicit no-jQuery mode
 - Fix reply button selector to support Gmail in text labels mode
+- Fix `api.get.user_email()`.
 
 ## Version 1.1.12
 

package.json

@@ -1,6 +1,6 @@
 {
     "name": "gmail-js",
-    "version": "1.1.12",
+    "version": "1.1.13",
     "description": "JavaScript API for Gmail (useful for chrome extensions)",
     "main": "src/gmail.js",
     "types": "src/gmail.d.ts",

src/gmail.js

@@ -115,7 +115,20 @@ var Gmail = function(localJQuery) {
 
 
     api.get.user_email = function() {
-        return api.tracker.globals[10];
+        let user_email = api.tracker.globals[10];
+        if (user_email) {
+            return user_email;
+        }
+
+        const elements = document.getElementsByClassName("eYSAde");
+        for (const el of elements) {
+            if (el.innerHTML.indexOf("@") === -1) {
+                return el.innerHTML;
+            }
+        }
+
+        // give up
+        return null;
     };