def login_route():
# Retrieve the registration form.
form = LoginForm(request.form)
options = {'error': []}
# Deal with POST requests.
if request.method == "POST":
if form.validate():
if not database.username_exists(form.username.data):
options['error'] = ['Username does not exist']
# Display.
return render_template("login.html", form=form, **options)
# Check if the password is correct.
password_is_correct = database.check_password(
form.username.data, form.password.data)
if not password_is_correct:
options['error'] = \
['Password is incorrect for the specified username']
# Display.
return render_template("login.html", form=form, **options)
# Update session.
session['logged_in'] = True
session['username'] = form.username.data
# Get the url argument.
url = request.args.get('url')
if not url is None: # requested a private page and passed the check
return redirect(url)
# Display.
return redirect(url_for('main.main_route'))
# Display.
return render_template("login.html", form=form, **options)
def login_route():
# Retrieve the registration form.
form = LoginForm(request.form)
options = {
'error': []
}
# Deal with POST requests.
if request.method == "POST":
if form.validate():
if not database.username_exists(form.username.data):
options['error'] = ['Username does not exist']
# Display.
return render_template("login.html", form=form, **options)
# Check if the password is correct.
password_is_correct = database.check_password(form.username.data,
form.password.data)
if not password_is_correct:
options['error'] = \
['Password is incorrect for the specified username']
# Display.
return render_template("login.html", form=form, **options)
# Update session.
session['logged_in'] = True
session['username'] = form.username.data
# Get the url argument.
url = request.args.get('url')
if not url is None: # requested a private page and passed the check
return redirect(url)
# Display.
return redirect(url_for('main.main_route'))
# Display.
return render_template("login.html", form=form, **options)
def username_existence_check(form, field):
if database.username_exists(form.username.data): # already exists
raise ValidationError('This username is taken')
def username_existence_check(form, field):
if database.username_exists(form.username.data): # already exists
raise ValidationError('This username is taken')
