def logout(request):
''' Logout functionality '''
auth_token = request.COOKIES.get("auth", None)
email = request.COOKIES.get("email", None)
try:
if auth_token != None and email != None:
redis_obj = Redis()
old_auth_token = redis_obj.get_value("email:%s:auth.token" %(email))
new_auth_token = get_auth_token()
key = "email:%s:auth.token" % (email)
redis_obj.set_value(key, new_auth_token)
key = "auth.token:%s:email" % (new_auth_token)
redis_obj.set_value(key, email)
redis_obj.remove_key("auth.token:%s:email" % (old_auth_token))
user_id = get_userId(request)
key = "auth.token:%s:userId" %(new_auth_token)
redis_obj.set_value(key, user_id)
redis_obj.remove_key("auth.token:%s:userId" %(old_auth_token))
key = "userId:%d:auth.token" %(user_id)
redis_obj.set_value(key, new_auth_token)
except:
pass
return HttpResponseRedirect('/')
def login(request, redirect_uri='/home'):
''' login functionality which returns a empty form when given a GET request
or validates the authentication when given a POST request '''
if request.method == "POST":
login_form = LoginForm(data=request.POST)
if login_form.is_valid():
login_form_cleaned = login_form.cleaned_data
email = login_form_cleaned['email']
redis_obj = Redis()
if account_existence(redis_obj, email) == 1:
user_id = get_key(redis_obj, email)
password = get_password(redis_obj, user_id)
if password == encrypt_password(login_form_cleaned['password']):
auth_token = get_auth_token()
update_auth_token(redis_obj, auth_token, user_id, email)
redirect_uri = request.POST.get('redirect_uri', '/home')
response = HttpResponseRedirect(redirect_uri)
max_age = 7 * 24 * 60 * 60
expires = datetime.datetime.strftime(datetime.datetime.utcnow() + datetime.timedelta(seconds=max_age), "%a, %d-%b-%Y %H:%M:%S GMT")
response.set_cookie('auth', auth_token, max_age=max_age, expires=expires)
response.set_cookie('email', email, max_age=max_age, expires=expires)
return response
redirect_uri = request.POST.get('redirect_uri', '/home')
signup_form = SignUpForm()
return render_to_response(HOME_PAGE_TEMPLATE_PATH,
{
'login_form':login_form,
'signup_form':signup_form,
'redirect_uri':redirect_uri,
'signin_error':'invalid username or password'
},
context_instance=RequestContext(request))
login_form = LoginForm()
signup_form = SignUpForm()
return render_to_response(HOME_PAGE_TEMPLATE_PATH,
{
'login_form':login_form,
'signup_form':signup_form,
'redirect_uri':redirect_uri
},
context_instance=RequestContext(request))
def register(request):
''' signup functionality which returns a empty form when given a GET request or
validates n creates an entry in db with POST request '''
if request.method == "POST":
signup_form = SignUpForm(data=request.POST)
if signup_form.is_valid():
signup_form_cleaned = signup_form.cleaned_data
login_form = LoginForm()
if signup_form_cleaned['password'] != signup_form_cleaned['password_confirmation']:
return render_to_response(HOME_PAGE_TEMPLATE_PATH,
{
'login_form':login_form,
'signup_form':signup_form,
'signup_error':'Passwords doesnt match'
},
context_instance=RequestContext(request))
if username_exists(signup_form_cleaned['username']) == 1:
return render_to_response(HOME_PAGE_TEMPLATE_PATH,
{
'login_form':login_form,
'signup_form':signup_form,
'signup_error':'Username already exists'
},
context_instance=RequestContext(request))
if email_exists(signup_form_cleaned['email']) == 1:
return render_to_response(HOME_PAGE_TEMPLATE_PATH,
{
'login_form':login_form,
'signup_form':signup_form,
'signup_error':'Email id has already taken'
},
context_instance=RequestContext(request))
password = encrypt_password(signup_form_cleaned['password'])
password_confirmation = encrypt_password(signup_form_cleaned['password_confirmation'])
signup_form_cleaned['auth_token'] = get_auth_token()
store_user_info(signup_form_cleaned)
response = HttpResponseRedirect('/home')
max_age = 7 * 24 * 60 * 60
expires = datetime.datetime.strftime(datetime.datetime.utcnow() + datetime.timedelta(seconds=max_age), "%a, %d-%b-%Y %H:%M:%S GMT")
response.set_cookie('auth', signup_form_cleaned['auth_token'], max_age=max_age, expires=expires)
response.set_cookie('email', signup_form_cleaned['email'], max_age=max_age, expires=expires)
return response
login_form = LoginForm()
return render_to_response(HOME_PAGE_TEMPLATE_PATH,
{
'login_form':login_form,
'signup_form':signup_form
},
context_instance=RequestContext(request))
login_form = LoginForm()
signup_form = SignUpForm()
return render_to_response(HOME_PAGE_TEMPLATE_PATH,
{
'login_form':login_form,
'signup_form':signup_form
},
context_instance=RequestContext(request))
