def login():
"""
"""
auth_form = LoginForm()
search_form = utils.MovieSearchForm()
username_not_recognised = None
password_doesnt_match = None
if auth_form.validate_on_submit():
try:
user = services.get_user(auth_form.username.data,
repo.repo_instance)
services.authenticate_user(user['username'],
auth_form.password.data,
repo.repo_instance)
session.clear()
session['username'] = user['username']
return redirect(url_for('home_bp.home'))
except services.UnknownUserException:
username_not_recognised = "Username not recognised- please try another"
except services.AuthenticationException:
password_doesnt_match = 'Password does not match username. Please examine your credentials and try again'
return render_template(
'authentication/credentials.html',
title='Login',
username_error_message=username_not_recognised,
password_error_message=password_doesnt_match,
auth_form=auth_form,
search_form=search_form,
)
def login():
form = LoginForm()
username_not_recognised = None
password_does_not_match_username = None
if form.validate_on_submit():
# If form is successful
try:
user = services.get_user(form.username.data)
# Authenticate
services.authenticate_user(user['username'], form.password.data)
session.clear()
session['username'] = user['username']
return redirect(url_for('home_bp.home'))
except services.UnknownUserException:
# Username not known to the system, set a suitable error message.
username_not_recognised = 'Username not recognised'
except services.AuthenticationException:
# Authentication failed, set a suitable error message.
password_does_not_match_username = '******'
# If form not successful
return render_template(
'authentication/credentials.html',
title='Login',
username_error_message=username_not_recognised,
password_error_message=password_does_not_match_username,
form=form)
def test_authentication_with_invalid_credentials(in_memory_repo):
new_username = '******'
new_password = '******'
auth_services.add_user(new_username, new_password, in_memory_repo)
with pytest.raises(auth_services.AuthenticationException):
auth_services.authenticate_user(new_username, '0987654321', in_memory_repo)
def test_authentication_with_valid_credentials(in_memory_repo):
new_username = '******'
new_password = '******'
auth_services.add_user(new_username, new_password, in_memory_repo)
try:
auth_services.authenticate_user(new_username, new_password, in_memory_repo)
except AuthenticationException:
assert False
def login():
form = LoginForm()
username_not_recognised = None
password_does_not_match_username = None
if form.validate_on_submit():
# Successful POST, i.e. the username and password have passed validation checking.
# Use the service layer to lookup the user.
try:
# Usernames are converted to lowercase, so we need to use .lower()
user = services.get_user(form.username.data.lower(),
repo.repo_instance)
# Authenticate user.
services.authenticate_user(user['user_name'], form.password.data,
repo.repo_instance)
# Initialise session and redirect the user to the home page.
session.clear()
session['user_name'] = user['user_name']
return redirect(url_for('home_bp.home'))
#return "logged in"
except services.UnknownUserException:
# Username not known to the system, set a suitable error message.
username_not_recognised = 'Username not recognised - please supply another'
except services.AuthenticationException:
# Authentication failed, set a suitable error message.
password_does_not_match_username = '******'
# For a GET or a failed POST, return the Login Web page.
return render_template(
'authentication/credentials.html',
title='Login',
username_error_message=username_not_recognised,
password_error_message=password_does_not_match_username,
form=form,
tag_urls=utilities.get_tags_and_urls())
def test_authenticate_user_password_does_not_match(in_mem_repo):
with pytest.raises(AuthenticationException):
authenticate_user("shaunp", "pw654321", in_mem_repo)
def test_authenticate_user(in_mem_repo):
assert authenticate_user("shaunp", "pw123456", in_mem_repo) is True
