don't mark new posts if no posts, option for logout

config.json.example

@@ -1,5 +1,6 @@
 {
   "username": "testuser",
   "password": "testpassword",
-  "webhook": "https://discord.com/webhook/abc/def"
+  "webhook": "https://discord.com/webhook/abc/def",
+  "logout": false
 }

main.py

@@ -12,6 +12,7 @@ with open("config.json", "r") as fp:
 USERNAME = config["username"]
 PASSWORD = config["password"]
 WEBHOOK_URL = config["webhook"]
+LOGOUT = config["logout"]
 
 
 def loop():
@@ -30,11 +31,13 @@ def loop():
 
     # Get new posts
     print("Getting new posts...")
+    has_newposts = False
     newposts_resp = br.open(newposts_url)
     newposts_html = newposts_resp.get_data()
     bs = BeautifulSoup(newposts_html, features="html5lib")
     all_newposts = bs.find_all("dl", attrs={"class": "topic_unread"})
     for newpost in all_newposts:
+        has_newposts = True
         newpost_title = newpost.find(class_="topictitle").contents[0]
         newpost_link = newpost.find(class_="topictitle")["href"]
         newpost_username = newpost.find(class_="username").contents[0]
@@ -60,6 +63,7 @@ def loop():
         }
         requests.post(WEBHOOK_URL, json=webhook_data)
 
+    if has_newposts:
         # Mark all read
         print("Mark all read...")
         a = bs.find("a", class_="mark-read")
@@ -67,6 +71,7 @@ def loop():
         br.open(mark_read_url)
 
     # Logout
+    if LOGOUT:
         print("Logout...")
         br.open(logout_url)