Removes invisible whitespace characters from username in chat

This commit is contained in:
Saptak S 2021-11-19 15:25:10 +05:30
parent 092cbc12ce
commit 2a68b5bce1
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GPG Key ID: 7B7F1772C0C6FCBF
2 changed files with 8 additions and 5 deletions

View File

@ -9,7 +9,7 @@ $(function () {
);
// Store current username received from app context
var current_username = $('#username').val();
var current_username = $('#username').val().trim();
// Triggered on any status change by any user, such as some
// user joined, or changed username, or left, etc.

View File

@ -48,6 +48,7 @@ class ChatModeWeb:
self.define_routes()
def validate_username(self, username):
username = username.strip()
return (
username
and username not in self.connected_users
@ -85,8 +86,9 @@ class ChatModeWeb:
def update_session_username():
history_id = self.cur_history_id
data = request.get_json()
if self.validate_username(data.get("username", "")):
session["name"] = data.get("username", session.get("name"))
username = data.get("username", session.get("name")).strip()
if self.validate_username(username):
session["name"] = username
self.web.add_request(
request.path,
{"id": history_id, "status_code": 200},
@ -147,8 +149,9 @@ class ChatModeWeb:
"""Sent by a client when the user updates their username.
The message is sent to all people in the server."""
current_name = session.get("name")
if self.validate_username(message.get("username", "")):
session["name"] = message["username"]
new_name = message.get("username", "").strip()
if self.validate_username(new_name):
session["name"] = new_name
self.connected_users[
self.connected_users.index(current_name)
] = session.get("name")