Add forum user redirect page

app/blueprints/users/profile.py

@@ -17,10 +17,7 @@
 
 from flask import *
 from flask_login import current_user, login_required
-from flask_wtf import FlaskForm
 from sqlalchemy import func
-from wtforms import *
-from wtforms.validators import *
 
 from app.models import *
 from app.tasks.forumtasks import checkForumAccount
@@ -37,6 +34,15 @@ def list_all():
 	return render_template("users/list.html", users=users)
 
 
+@bp.route("/user/forum/<username>/")
+def by_forums_username(username):
+	user = User.query.filter_by(forums_username=username).first()
+	if user:
+		return redirect(url_for("users.profile", username=user.username))
+
+	return render_template("users/forums_no_such_user.html", username=username)
+
+
 @bp.route("/users/<username>/")
 def profile(username):
 	user = User.query.filter_by(username=username).first()

app/templates/users/forums_no_such_user.html

@@ -0,0 +1,21 @@
+{% extends "base.html" %}
+
+{% block title %}
+	{{ username }}
+{% endblock %}
+
+{% block content %}
+<article>
+	<h1>
+		{{ username }}
+	</h1>
+
+	<p>
+		{{ _("Unfortunately, %(username)s doesn't have an account on ContentDB yet.", username=username) }}
+	</p>
+
+	{% if not current_user.is_authenticated %}
+		<a class="btn btn-primary" href="{{ url_for('users.claim', username=username) }}">Claim Account</a>
+	{% endif %}
+</article>
+{% endblock %}