def register():
"""Registers the user."""
if g.user:
return redirect(url_for('timeline'))
error = None
if request.method == 'POST':
if not request.form['username']:
error = 'You have to enter a username'
elif not request.form['email'] or \
'@' not in request.form['email']:
error = 'You have to enter a valid email address'
elif not request.form['password']:
error = 'You have to enter a password'
elif request.form['password'] != request.form['password2']:
error = 'The two passwords do not match'
elif len(User.objects.filter(username=request.form['username'])):
error = 'The username is already taken'
else:
user = User(username=request.form['username'],
email=request.form['email'],
password=request.form['password'])
user.save()
flash('You were successfully registered and can login now')
return redirect(url_for('login'))
return render_template('register.html', error=error)
