[ADD] get_main_character_from_user

allianceauth/framework/api/user.py

@@ -13,3 +13,26 @@ def get_sentinel_user() -> User:
     """
 
     return User.objects.get_or_create(username="deleted")[0]
+
+
+def get_main_character_from_user(user: User) -> str:
+    """
+    Get the main character from a user
+
+    :param user:
+    :type user:
+    :return:
+    :rtype:
+    """
+
+    if user is None:
+        sentinel_user = get_sentinel_user()
+
+        return sentinel_user.username
+
+    try:
+        return_value = user.profile.main_character.character_name
+    except AttributeError:
+        return str(user)
+
+    return return_value