flashing icorporated

app/app/templates/general_layout.html

@@ -33,6 +33,19 @@
 </head>
 
 {% block content %} {% endblock %}
+		
+{% with messages = get_flashed_messages(with_categories=true) %}
+	{% if messages %}
+		{% for category, message in messages %}
+			<div class="alert alert-{{ category }} alert-dismissible show fade" role="alert">
+				<button type="button" class="close" data-dismiss="alert" aria-label="Close">
+					<span aria-hidden="true">&times;</span>
+				</button>
+				{{ message }}
+			</div>
+		{% endfor %}
+	{% endif %}
+{% endwith %}
 
 <footer class="py-5">
       <div class="container">

app/app/templates/new/public/register.html

@@ -86,7 +86,7 @@
                     <div class="input-group-prepend">
                       <span class="input-group-text"><i class="ni ni-single-02"></i></span>
                     </div>
-                    <input class="form-control" maxlength="30" placeholder="Username" type="text" id="username" name="username">
+                    <input class="form-control" maxlength="30" placeholder="Username" type="text" id="username" name="username" required>
                   </div>
                 </div>
                 <div class="form-group">

app/app/views.py

@@ -41,7 +41,7 @@ def index():
 
 
 @app.route('/register', methods=['GET', 'POST'])
-def signup():
+def register():
     if request.method == 'GET':
         if 'role' in session and session['role'] == 'admin':
             return render_template('old/admin/signup.html', users_signup=app.config['USERS_SIGNUP'])
@@ -56,11 +56,11 @@ def signup():
             password = request.form['password'].encode('utf-8')
             
             if (username == '' or password == ''):
-                feedback = 'Username or password fields cannot be empty'
-                return render_template('old/public/signup.html', feedback=feedback, users_signup=app.config['USERS_SIGNUP'])
+                flash('Username or password fields cannot be empty', 'danger')
+                return redirect(url_for('register', users_signup=app.config['USERS_SIGNUP']))
             elif (len(password) < 8):
                 flash('Password length must be at least 8 characters.', 'danger')
-                return redirect(request.url, users_signup=app.config['USERS_SIGNUP'])
+                return redirect(url_for('register', users_signup=app.config['USERS_SIGNUP']))
             else:
                 role = 'user'
                 if 'role' in request.form and request.form['role'] == 'administrator':