Add users.findByUsername()

lib/models/users.js

@@ -61,6 +61,29 @@ module.exports.findByAccessToken = (accessToken, callback) => {
     });
 };
 
+module.exports.findByUsername = (username, callback) => {
+    db.getConnection((err, connection) => {
+        if (err) {
+            return callback(err);
+        }
+
+        connection.query('SELECT `id`, `username`, `email`, `access_token` FROM `users` WHERE `username`=? LIMIT 1', [username], (err, rows) => {
+            connection.release();
+
+            if (err) {
+                return callback(err);
+            }
+
+            if (!rows.length) {
+                return callback(null, false);
+            }
+
+            let user = tools.convertKeys(rows[0]);
+            return callback(null, user);
+        });
+    });
+};
+
 /**
  * Fetches user by username and password
  *