auth issue fix

app.py

@@ -21,6 +21,9 @@ from flask_wtf.file import FileAllowed
 from flask_wtf.csrf import validate_csrf
 from wtforms import StringField, PasswordField, SubmitField, FileField,BooleanField, RadioField, SelectField, TextAreaField
 from wtforms.validators import DataRequired, Length, EqualTo, ValidationError, Regexp
+from wtforms import StringField, PasswordField, SubmitField
+from wtforms.validators import DataRequired, EqualTo, Regexp
+from flask_wtf import FlaskForm, RecaptchaField
 
 app = Flask(__name__)
 csrf = CSRFProtect(app)
@@ -775,47 +778,6 @@ def user_pubs(pub_type, username):
         search_query=search_query
     )
 
-from wtforms import StringField, PasswordField, SubmitField
-from wtforms.validators import DataRequired, EqualTo, Regexp
-from flask_wtf import FlaskForm, RecaptchaField
-
-class RegistrationForm(FlaskForm):
-    username = StringField(
-        'Username',
-        validators=[
-            DataRequired(),
-            Length(min=3, max=20),
-            Regexp(r'^[a-zA-Z0-9_]+$', message="Username can contain only letters, numbers, and underscores.")
-        ]
-    )
-    password = PasswordField('Password', validators=[DataRequired(), Length(min=6)])
-    confirm_password = PasswordField('Confirm Password', validators=[DataRequired(), EqualTo('password')])
-    recaptcha = RecaptchaField()
-    submit = SubmitField('Register')
-
-    def validate_username(self, username):
-        user = User.query.filter_by(username=username.data).first()
-        if user:
-            return
-
-        if not re.match(r'^[a-zA-Z0-9_]+$', username.data):
-            return
-
-    def validate_username(self, username):
-        username.data = username.data.lower()
-        user = User.query.filter_by(username=username.data).first()
-        if user:
-            return
-
-        if not re.match(r'^[a-z0-9]+$', username.data):
-            return
-
-    def validate_ip(self):
-        ip_address = get_client_ip()
-        user_with_ip = User.query.filter_by(ip_address=ip_address).first()
-        if user_with_ip:
-            return
-
 class LoginForm(FlaskForm):
     username = StringField('Username', validators=[DataRequired()])
     password = PasswordField('Password', validators=[DataRequired()])
@@ -831,6 +793,35 @@ def get_client_ip():
 
     return ip_address
 
+class RegistrationForm(FlaskForm):
+    username = StringField(
+        'Username',
+        validators=[
+            DataRequired(),
+            Length(min=3, max=20),
+            Regexp(r'^[a-zA-Z0-9_]+$', message="Username can contain only letters, numbers, and underscores.")
+        ]
+    )
+    password = PasswordField('Password', validators=[DataRequired(), Length(min=6)])
+    confirm_password = PasswordField('Confirm Password', validators=[DataRequired(), EqualTo('password')])
+    recaptcha = RecaptchaField()
+    submit = SubmitField('Register')
+        
+    def validate_username(self, username):
+        username.data = username.data.lower()
+        user = User.query.filter_by(username=username.data).first()
+        if user:
+            return
+
+        if not re.match(r'^[a-z0-9]+$', username.data):
+            return
+
+    def validate_ip(self):
+        ip_address = get_client_ip()
+        user_with_ip = User.query.filter_by(ip_address=ip_address).first()
+        if user_with_ip:
+            return
+
 @app.route('/register', methods=['GET', 'POST'])
 def register():
     form = RegistrationForm()
@@ -1605,4 +1596,4 @@ def buy_item(item_id):
 if __name__ == '__main__':
     with app.app_context():
         db.create_all()
-    app.run(debug=False)
+    app.run(debug=True)