def auth_by_ldap(self, username, password):
user_info = ldap_authenticate(username, password)
if user_info['success'] == False:
return self.auth_by_local_password(username, password)
#load user by association or maybe auto-create one
ldap_username = user_info['ldap_username']
try:
#todo: provider_name is hardcoded - possible conflict
assoc = UserAssociation.objects.get(openid_url=ldap_username +
'@ldap',
provider_name='ldap')
assoc.update_timestamp()
return assoc.user
except UserAssociation.DoesNotExist:
#email address is required
if 'email' in user_info and askbot_settings.LDAP_AUTOCREATE_USERS:
assoc = ldap_create_user(user_info)
return assoc.user
else:
return None
def auth_by_ldap(self, username, password):
user_info = ldap_authenticate(username, password)
if user_info['success'] == False:
return self.auth_by_local_password(username, password)
#load user by association or maybe auto-create one
ldap_username = user_info['ldap_username']
try:
#todo: provider_name is hardcoded - possible conflict
assoc = UserAssociation.objects.get(
openid_url=ldap_username + '@ldap',
provider_name='ldap'
)
assoc.update_timestamp()
return assoc.user
except UserAssociation.DoesNotExist:
#email address is required
if 'email' in user_info and askbot_settings.LDAP_AUTOCREATE_USERS:
assoc = ldap_create_user(user_info)
return assoc.user
else:
return None
def authenticate(
self,
username = None,#for 'password' and 'ldap'
password = None,#for 'password' and 'ldap'
user_id = None,#for 'force'
provider_name = None,#required with all except email_key
openid_url = None,
email_key = None,
email = None, # used with mozilla-persona method
oauth_user_id = None,#used with oauth
facebook_user_id = None,#user with facebook
wordpress_url = None, # required for self hosted wordpress
wp_user_id = None, # required for self hosted wordpress
method = None,#requried parameter
):
"""this authentication function supports many login methods
just which method it is going to use it determined
from the signature of the function call
"""
login_providers = util.get_enabled_login_providers()
assoc = None # UserAssociation not needed for ldap
if method == 'password':
if login_providers[provider_name]['type'] != 'password':
raise ImproperlyConfigured('login provider must use password')
if provider_name == 'local':
try:
user = User.objects.get(username=username)
if not user.check_password(password):
return None
except User.DoesNotExist:
try:
email_address = username
user = User.objects.get(email = email_address)
if not user.check_password(password):
return None
except User.DoesNotExist:
return None
except User.MultipleObjectsReturned:
LOG.critical(
('have more than one user with email %s ' +
'he/she will not be able to authenticate with ' +
'the email address in the place of user name') % email_address
)
return None
else:
if login_providers[provider_name]['check_password'](username, password):
try:
#if have user associated with this username and provider,
#return the user
assoc = UserAssociation.objects.get(
openid_url = username + '@' + provider_name,#a hack - par name is bad
provider_name = provider_name
)
return assoc.user
except UserAssociation.DoesNotExist:
#race condition here a user with this name may exist
user, created = User.objects.get_or_create(username = username)
if created:
user.set_password(password)
user.save()
user_registered.send(None, user = user)
else:
#have username collision - so make up a more unique user name
#bug: - if user already exists with the new username - we are in trouble
new_username = '******' % (username, provider_name)
user = User.objects.create_user(new_username, '', password)
user_registered.send(None, user = user)
message = _(
'Welcome! Please set email address (important!) in your '
'profile and adjust screen name, if necessary.'
)
user.message_set.create(message = message)
else:
return None
#this is a catch - make login token a little more unique
#for the cases when passwords are the same for two users
#from the same provider
try:
assoc = UserAssociation.objects.get(
user = user,
provider_name = provider_name
)
except UserAssociation.DoesNotExist:
assoc = UserAssociation(
user = user,
provider_name = provider_name
)
assoc.openid_url = username + '@' + provider_name#has to be this way for external pw logins
elif method == 'openid':
try:
assoc = UserAssociation.objects.get(openid_url=openid_url)
user = assoc.user
except UserAssociation.DoesNotExist:
return None
except UserAssociation.MultipleObjectsReturned:
logging.critical(
'duplicate openid url in the database!!! %s' % openid_url
)
return None
elif method == 'mozilla-persona':
try:
assoc = UserAssociation.objects.get(
openid_url=email,
provider_name='mozilla-persona'
)
return assoc.user
except UserAssociation.DoesNotExist:
return None
except UserAssociation.MultipleObjectsReturned:
logging.critical(
'duplicate user with mozilla persona %s!!!' % email
)
elif method == 'email':
#with this method we do no use user association
try:
#todo: add email_key_timestamp field
#and check key age
user = User.objects.get(email_key = email_key)
user.email_key = None #one time key so delete it
user.email_isvalid = True
user.save()
return user
except User.DoesNotExist:
return None
elif method in ('valid_email', 'any_email'):
try:
user = User.objects.get(email=email)
except User.DoesNotExist:
return None
except User.MultipleObjectsReturned:
LOG.critical(
('have more than one user with email %s ' +
'he/she will not be able to authenticate with ' +
'the email address in the place of user name') % email_address
)
return None
if method == 'valid_email' and user.email_isvalid == False:
return None
return user
elif method == 'oauth':
if login_providers[provider_name]['type'] in ('oauth', 'oauth2'):
try:
assoc = UserAssociation.objects.get(
openid_url = oauth_user_id,
provider_name = provider_name
)
user = assoc.user
except UserAssociation.DoesNotExist:
return None
else:
return None
elif method == 'facebook':
try:
#assert(provider_name == 'facebook')
assoc = UserAssociation.objects.get(
openid_url = facebook_user_id,
provider_name = 'facebook'
)
user = assoc.user
except UserAssociation.DoesNotExist:
return None
elif method == 'ldap':
user_info = ldap_authenticate(username, password)
if user_info['success'] == False:
# Maybe a user created internally (django admin user)
try:
user = User.objects.get(username__exact=username)
if user.check_password(password):
return user
else:
return None
except User.DoesNotExist:
return None
else:
#load user by association or maybe auto-create one
ldap_username = user_info['ldap_username']
try:
#todo: provider_name is hardcoded - possible conflict
assoc = UserAssociation.objects.get(
openid_url = ldap_username + '@ldap',
provider_name = 'ldap'
)
user = assoc.user
except UserAssociation.DoesNotExist:
#email address is required
if 'email' in user_info and askbot_settings.LDAP_AUTOCREATE_USERS:
assoc = ldap_create_user(user_info)
user = assoc.user
else:
return None
elif method == 'wordpress_site':
try:
custom_wp_openid_url = '%s?user_id=%s' % (wordpress_url, wp_user_id)
assoc = UserAssociation.objects.get(
openid_url = custom_wp_openid_url,
provider_name = 'wordpress_site'
)
user = assoc.user
except UserAssociation.DoesNotExist:
return None
elif method == 'force':
return self.get_user(user_id)
else:
raise TypeError('only openid and password supported')
if assoc:
#update last used time
assoc.last_used_timestamp = datetime.datetime.now()
assoc.save()
return user
def authenticate(
self,
username=None, #for 'password' and 'ldap'
password=None, #for 'password' and 'ldap'
user_id=None, #for 'force'
provider_name=None, #required with all except email_key
openid_url=None,
email_key=None,
email=None, # used with mozilla-persona method
oauth_user_id=None, #used with oauth
facebook_user_id=None, #user with facebook
wordpress_url=None, # required for self hosted wordpress
wp_user_id=None, # required for self hosted wordpress
method=None, #requried parameter
):
"""this authentication function supports many login methods
just which method it is going to use it determined
from the signature of the function call
"""
login_providers = util.get_enabled_login_providers()
assoc = None # UserAssociation not needed for ldap
if method == 'password':
if login_providers[provider_name]['type'] != 'password':
raise ImproperlyConfigured('login provider must use password')
if provider_name == 'local':
try:
user = User.objects.get(username=username)
if not user.check_password(password):
return None
except User.DoesNotExist:
try:
email_address = username
user = User.objects.get(email=email_address)
if not user.check_password(password):
return None
except User.DoesNotExist:
return None
except User.MultipleObjectsReturned:
LOG.critical(
('have more than one user with email %s ' +
'he/she will not be able to authenticate with ' +
'the email address in the place of user name') %
email_address)
return None
else:
if login_providers[provider_name]['check_password'](username,
password):
try:
#if have user associated with this username and provider,
#return the user
assoc = UserAssociation.objects.get(
openid_url=username + '@' +
provider_name, #a hack - par name is bad
provider_name=provider_name)
return assoc.user
except UserAssociation.DoesNotExist:
#race condition here a user with this name may exist
user, created = User.objects.get_or_create(
username=username)
if created:
user.set_password(password)
user.save()
user_registered.send(None, user=user)
else:
#have username collision - so make up a more unique user name
#bug: - if user already exists with the new username - we are in trouble
new_username = '******' % (username, provider_name)
user = User.objects.create_user(
new_username, '', password)
user_registered.send(None, user=user)
message = _(
'Welcome! Please set email address (important!) in your '
'profile and adjust screen name, if necessary.'
)
user.message_set.create(message=message)
else:
return None
#this is a catch - make login token a little more unique
#for the cases when passwords are the same for two users
#from the same provider
try:
assoc = UserAssociation.objects.get(
user=user, provider_name=provider_name)
except UserAssociation.DoesNotExist:
assoc = UserAssociation(user=user, provider_name=provider_name)
assoc.openid_url = username + '@' + provider_name #has to be this way for external pw logins
elif method == 'openid':
try:
assoc = UserAssociation.objects.get(openid_url=openid_url)
user = assoc.user
except UserAssociation.DoesNotExist:
return None
except UserAssociation.MultipleObjectsReturned:
logging.critical('duplicate openid url in the database!!! %s' %
openid_url)
return None
elif method == 'mozilla-persona':
try:
assoc = UserAssociation.objects.get(
openid_url=email, provider_name='mozilla-persona')
return assoc.user
except UserAssociation.DoesNotExist:
return None
except UserAssociation.MultipleObjectsReturned:
logging.critical('duplicate user with mozilla persona %s!!!' %
email)
elif method == 'email':
#with this method we do no use user association
try:
#todo: add email_key_timestamp field
#and check key age
user = User.objects.get(email_key=email_key)
user.email_key = None #one time key so delete it
user.email_isvalid = True
user.save()
return user
except User.DoesNotExist:
return None
elif method == 'valid_email':
try:
user = User.objects.get(email=email)
except User.DoesNotExist:
return None
except User.MultipleObjectsReturned:
LOG.critical(('have more than one user with email %s ' +
'he/she will not be able to authenticate with ' +
'the email address in the place of user name') %
email_address)
return None
if user.email_isvalid == False:
return None
return user
elif method == 'oauth':
if login_providers[provider_name]['type'] in ('oauth', 'oauth2'):
try:
assoc = UserAssociation.objects.get(
openid_url=oauth_user_id, provider_name=provider_name)
user = assoc.user
except UserAssociation.DoesNotExist:
return None
else:
return None
elif method == 'facebook':
try:
#assert(provider_name == 'facebook')
assoc = UserAssociation.objects.get(
openid_url=facebook_user_id, provider_name='facebook')
user = assoc.user
except UserAssociation.DoesNotExist:
return None
elif method == 'ldap':
user_info = ldap_authenticate(username, password)
if user_info['success'] == False:
# Maybe a user created internally (django admin user)
try:
user = User.objects.get(username__exact=username)
if user.check_password(password):
return user
else:
return None
except User.DoesNotExist:
return None
else:
#load user by association or maybe auto-create one
ldap_username = user_info['ldap_username']
try:
#todo: provider_name is hardcoded - possible conflict
assoc = UserAssociation.objects.get(
openid_url=ldap_username + '@ldap',
provider_name='ldap')
user = assoc.user
except UserAssociation.DoesNotExist:
#email address is required
if 'email' in user_info and askbot_settings.LDAP_AUTOCREATE_USERS:
assoc = ldap_create_user(user_info)
user = assoc.user
else:
return None
elif method == 'wordpress_site':
try:
custom_wp_openid_url = '%s?user_id=%s' % (wordpress_url,
wp_user_id)
assoc = UserAssociation.objects.get(
openid_url=custom_wp_openid_url,
provider_name='wordpress_site')
user = assoc.user
except UserAssociation.DoesNotExist:
return None
elif method == 'force':
return self.get_user(user_id)
else:
raise TypeError('only openid and password supported')
if assoc:
#update last used time
assoc.last_used_timestamp = datetime.datetime.now()
assoc.save()
return user
def register(request, login_provider_name=None, user_identifier=None):
"""
this function is used via it's own url with request.method=POST
or as a simple function call from "finalize_generic_signin"
in which case request.method must ge 'GET'
and login_provider_name and user_identifier arguments must not be None
user_identifier will be stored in the UserAssociation as openid_url
login_provider_name - as provider_name
this function may need to be refactored to simplify the usage pattern
template : authopenid/complete.html
"""
logging.debug('')
next_url = get_next_url(request)
user = None
username = request.session.get('username', '')
email = request.session.get('email', '')
logging.debug('request method is %s' % request.method)
register_form = forms.OpenidRegisterForm(
initial={
'next': next_url,
'username': request.session.get('username', ''),
'email': request.session.get('email', ''),
}
)
if request.method == 'GET':
assert(login_provider_name is not None)
assert(user_identifier is not None)
#store this data into the session
#to persist for the post request
request.session['login_provider_name'] = login_provider_name
request.session['user_identifier'] = user_identifier
elif request.method == 'POST':
if 'login_provider_name' not in request.session \
or 'user_identifier' not in request.session:
logging.critical('illegal attempt to register')
return HttpResponseRedirect(reverse('user_signin'))
#load this data from the session
user_identifier = request.session['user_identifier']
login_provider_name = request.session['login_provider_name']
logging.debug('trying to create new account associated with openid')
register_form = forms.OpenidRegisterForm(request.POST)
if not register_form.is_valid():
logging.debug('OpenidRegisterForm is INVALID')
else:
username = register_form.cleaned_data['username']
email = register_form.cleaned_data['email']
if 'ldap_user_info' in request.session:
user_info = request.session['ldap_user_info']
#we take this info from the user input where
#they can override the default provided by LDAP
user_info['django_username'] = username
user_info['email'] = email
user = ldap_create_user(user_info).user
del request.session['ldap_user_info']
login(request, user)
cleanup_post_register_session(request)
return HttpResponseRedirect(next_url)
elif askbot_settings.REQUIRE_VALID_EMAIL_FOR == 'nothing':
user = create_authenticated_user_account(
username=username,
email=email,
user_identifier=user_identifier,
login_provider_name=login_provider_name,
)
login(request, user)
cleanup_post_register_session(request)
return HttpResponseRedirect(next_url)
else:
request.session['username'] = username
request.session['email'] = email
key = util.generate_random_key()
email = request.session['email']
send_email_key(email, key, handler_url_name='verify_email_and_register')
request.session['validation_code'] = key
redirect_url = reverse('verify_email_and_register') + '?next=' + next_url
return HttpResponseRedirect(redirect_url)
providers = {
'yahoo':'<font color="purple">Yahoo!</font>',
'flickr':'<font color="#0063dc">flick</font><font color="#ff0084">r</font>™',
'google':'Google™',
'aol':'<font color="#31658e">AOL</font>',
'myopenid':'MyOpenID',
}
if login_provider_name not in providers:
provider_logo = login_provider_name
logging.error('openid provider named "%s" has no pretty customized logo' % login_provider_name)
else:
provider_logo = providers[login_provider_name]
logging.debug('printing authopenid/complete.html output')
data = {
'openid_register_form': register_form,
'default_form_action': django_settings.LOGIN_URL,
'provider':mark_safe(provider_logo),
'username': username,
'email': email,
'login_type':'openid',
'gravatar_faq_url':reverse('faq') + '#gravatar',
}
return render_into_skin('authopenid/complete.html', data, request)
def signin(request, template_name='authopenid/signin.html'):
"""
signin page. It manages the legacy authentification (user/password)
and openid authentification
url: /signin/
template : authopenid/signin.htm
"""
logging.debug('in signin view')
on_failure = signin_failure
#we need a special priority on where to redirect on successful login
#here:
#1) url parameter "next" - if explicitly set
#2) url from django setting LOGIN_REDIRECT_URL
#3) home page of the forum
login_redirect_url = getattr(django_settings, 'LOGIN_REDIRECT_URL', None)
next_url = get_next_url(request, default = login_redirect_url)
logging.debug('next url is %s' % next_url)
if askbot_settings.ALLOW_ADD_REMOVE_LOGIN_METHODS == False \
and request.user.is_authenticated():
return HttpResponseRedirect(next_url)
if next_url == reverse('user_signin'):
next_url = '%(next)s?next=%(next)s' % {'next': next_url}
login_form = forms.LoginForm(initial = {'next': next_url})
#todo: get next url make it sticky if next is 'user_signin'
if request.method == 'POST':
login_form = forms.LoginForm(request.POST)
if login_form.is_valid():
provider_name = login_form.cleaned_data['login_provider_name']
if login_form.cleaned_data['login_type'] == 'password':
password_action = login_form.cleaned_data['password_action']
if askbot_settings.USE_LDAP_FOR_PASSWORD_LOGIN:
assert(password_action == 'login')
username = login_form.cleaned_data['username']
password = login_form.cleaned_data['password']
user = authenticate(
username=username,
password=password,
method = 'ldap'
)
if user:
login(request, user)
return HttpResponseRedirect(next_url)
else:
#try to login again via LDAP
user_info = ldap_authenticate(username, password)
if user_info['success']:
if askbot_settings.LDAP_AUTOCREATE_USERS:
#create new user or
user = ldap_create_user(user_info).user
user = authenticate(method='force', user_id=user.id)
assert(user is not None)
login(request, user)
return HttpResponseRedirect(next_url)
else:
#continue with proper registration
ldap_username = user_info['ldap_username']
request.session['email'] = user_info['email']
request.session['ldap_user_info'] = user_info
if askbot_settings.AUTOFILL_USER_DATA:
request.session['username'] = ldap_username
request.session['first_name'] = \
user_info['first_name']
request.session['last_name'] = \
user_info['last_name']
return finalize_generic_signin(
request,
login_provider_name = 'ldap',
user_identifier = ldap_username + '@ldap',
redirect_url = next_url
)
else:
auth_fail_func_path = getattr(
django_settings,
'LDAP_AUTHENTICATE_FAILURE_FUNCTION',
None
)
if auth_fail_func_path:
auth_fail_func = load_module(auth_fail_func_path)
auth_fail_func(user_info, login_form)
else:
login_form.set_password_login_error()
#return HttpResponseRedirect(request.path)
else:
if password_action == 'login':
user = authenticate(
username = login_form.cleaned_data['username'],
password = login_form.cleaned_data['password'],
provider_name = provider_name,
method = 'password'
)
if user is None:
login_form.set_password_login_error()
else:
login(request, user)
#todo: here we might need to set cookies
#for external login sites
return HttpResponseRedirect(next_url)
elif password_action == 'change_password':
if request.user.is_authenticated():
new_password = \
login_form.cleaned_data['new_password']
AuthBackend.set_password(
user=request.user,
password=new_password,
provider_name=provider_name
)
request.user.message_set.create(
message = _('Your new password saved')
)
return HttpResponseRedirect(next_url)
else:
logging.critical(
'unknown password action %s' % password_action
)
raise Http404
elif login_form.cleaned_data['login_type'] == 'openid':
#initiate communication process
logging.debug('processing signin with openid submission')
#todo: make a simple-use wrapper for openid protocol
sreg_req = sreg.SRegRequest(optional=['nickname', 'email'])
redirect_to = "%s%s?%s" % (
get_url_host(request),
reverse('user_complete_signin'),
urllib.urlencode({'next':next_url})
)
return ask_openid(
request,
login_form.cleaned_data['openid_url'],
redirect_to,
on_failure=signin_failure,
sreg_request=sreg_req
)
elif login_form.cleaned_data['login_type'] == 'oauth':
try:
#this url may need to have "next" piggibacked onto
callback_url = reverse('user_complete_oauth_signin')
connection = util.OAuthConnection(
provider_name,
callback_url = callback_url
)
connection.start()
request.session['oauth_token'] = connection.get_token()
request.session['oauth_provider_name'] = provider_name
request.session['next_url'] = next_url#special case for oauth
oauth_url = connection.get_auth_url(login_only = False)
return HttpResponseRedirect(oauth_url)
except util.OAuthError, e:
logging.critical(unicode(e))
msg = _('Unfortunately, there was some problem when '
'connecting to %(provider)s, please try again '
'or use another provider'
) % {'provider': provider_name}
request.user.message_set.create(message = msg)
elif login_form.cleaned_data['login_type'] == 'facebook':
#have to redirect for consistency
#there is a requirement that 'complete_signin'
try:
#this call may raise FacebookError
user_id = util.get_facebook_user_id(request)
user = authenticate(
method = 'facebook',
facebook_user_id = user_id
)
return finalize_generic_signin(
request = request,
user = user,
user_identifier = user_id,
login_provider_name = provider_name,
redirect_url = next_url
)
except util.FacebookError, e:
logging.critical(unicode(e))
msg = _('Unfortunately, there was some problem when '
'connecting to %(provider)s, please try again '
'or use another provider'
) % {'provider': 'Facebook'}
request.user.message_set.create(message = msg)
elif login_form.cleaned_data['login_type'] == 'wordpress_site':
#here wordpress_site means for a self hosted wordpress blog not a wordpress.com blog
wp = Client(askbot_settings.WORDPRESS_SITE_URL, login_form.cleaned_data['username'], login_form.cleaned_data['password'])
try:
wp_user = wp.call(GetUserInfo())
custom_wp_openid_url = '%s?user_id=%s' % (wp.url, wp_user.user_id)
user = authenticate(
method = 'wordpress_site',
wordpress_url = wp.url,
wp_user_id = wp_user.user_id
)
return finalize_generic_signin(
request = request,
user = user,
user_identifier = custom_wp_openid_url,
login_provider_name = provider_name,
redirect_url = next_url
)
except WpFault, e:
logging.critical(unicode(e))
msg = _('The login password combination was not correct')
request.user.message_set.create(message = msg)
def register(request, login_provider_name=None, user_identifier=None):
"""
this function is used via it's own url with request.method=POST
or as a simple function call from "finalize_generic_signin"
in which case request.method must ge 'GET'
and login_provider_name and user_identifier arguments must not be None
user_identifier will be stored in the UserAssociation as openid_url
login_provider_name - as provider_name
this function may need to be refactored to simplify the usage pattern
template : authopenid/complete.html
"""
logging.debug("")
next_url = get_next_url(request)
user = None
username = request.session.get("username", "")
email = request.session.get("email", "")
logging.debug("request method is %s" % request.method)
form_class = forms.get_registration_form_class()
register_form = form_class(
initial={
"next": next_url,
"username": request.session.get("username", ""),
"email": request.session.get("email", ""),
}
)
if request.method == "GET":
assert login_provider_name is not None
assert user_identifier is not None
# store this data into the session
# to persist for the post request
request.session["login_provider_name"] = login_provider_name
request.session["user_identifier"] = user_identifier
elif request.method == "POST":
if "login_provider_name" not in request.session or "user_identifier" not in request.session:
logging.critical("illegal attempt to register")
return HttpResponseRedirect(reverse("user_signin"))
# load this data from the session
user_identifier = request.session["user_identifier"]
login_provider_name = request.session["login_provider_name"]
logging.debug("trying to create new account associated with openid")
form_class = forms.get_registration_form_class()
register_form = form_class(request.POST)
if not register_form.is_valid():
logging.debug("registration form is INVALID")
else:
username = register_form.cleaned_data["username"]
email = register_form.cleaned_data["email"]
if "ldap_user_info" in request.session:
user_info = request.session["ldap_user_info"]
# we take this info from the user input where
# they can override the default provided by LDAP
user_info["django_username"] = username
user_info["email"] = email
user = ldap_create_user(user_info).user
user = authenticate(user_id=user.id, method="force")
del request.session["ldap_user_info"]
login(request, user)
cleanup_post_register_session(request)
return HttpResponseRedirect(next_url)
elif askbot_settings.REQUIRE_VALID_EMAIL_FOR == "nothing":
user = create_authenticated_user_account(
username=username,
email=email,
user_identifier=user_identifier,
login_provider_name=login_provider_name,
)
login(request, user)
cleanup_post_register_session(request)
return HttpResponseRedirect(next_url)
else:
email_verifier = UserEmailVerifier(key=generate_random_key())
email_verifier.value = {
"username": username,
"email": email,
"user_identifier": user_identifier,
"login_provider_name": login_provider_name,
}
email_verifier.save()
send_email_key(email, email_verifier.key, handler_url_name="verify_email_and_register")
redirect_url = reverse("verify_email_and_register") + "?next=" + next_url
return HttpResponseRedirect(redirect_url)
providers = {
"yahoo": '<font color="purple">Yahoo!</font>',
"flickr": '<font color="#0063dc">flick</font><font color="#ff0084">r</font>™',
"google": "Google™",
"aol": '<font color="#31658e">AOL</font>',
"myopenid": "MyOpenID",
}
if login_provider_name not in providers:
provider_logo = login_provider_name
else:
provider_logo = providers[login_provider_name]
logging.debug("printing authopenid/complete.html output")
data = {
"openid_register_form": register_form,
"default_form_action": django_settings.LOGIN_URL,
"provider": mark_safe(provider_logo),
"username": username,
"email": email,
"login_type": "openid",
"gravatar_faq_url": reverse("faq") + "#gravatar",
}
return render(request, "authopenid/complete.html", data)
def signin(request, template_name="authopenid/signin.html"):
"""
signin page. It manages the legacy authentification (user/password)
and openid authentification
url: /signin/
template : authopenid/signin.htm
"""
logging.debug("in signin view")
on_failure = signin_failure
# we need a special priority on where to redirect on successful login
# here:
# 1) url parameter "next" - if explicitly set
# 2) url from django setting LOGIN_REDIRECT_URL
# 3) home page of the forum
login_redirect_url = getattr(django_settings, "LOGIN_REDIRECT_URL", None)
next_url = get_next_url(request, default=login_redirect_url)
logging.debug("next url is %s" % next_url)
if askbot_settings.ALLOW_ADD_REMOVE_LOGIN_METHODS == False and request.user.is_authenticated():
return HttpResponseRedirect(next_url)
if next_url == reverse("user_signin"):
next_url = "%(next)s?next=%(next)s" % {"next": next_url}
login_form = forms.LoginForm(initial={"next": next_url})
# todo: get next url make it sticky if next is 'user_signin'
if request.method == "POST":
login_form = forms.LoginForm(request.POST)
if login_form.is_valid():
provider_name = login_form.cleaned_data["login_provider_name"]
if login_form.cleaned_data["login_type"] == "password":
password_action = login_form.cleaned_data["password_action"]
if askbot_settings.USE_LDAP_FOR_PASSWORD_LOGIN:
assert password_action == "login"
username = login_form.cleaned_data["username"]
password = login_form.cleaned_data["password"]
user = authenticate(username=username, password=password, method="ldap")
if user:
login(request, user)
return HttpResponseRedirect(next_url)
else:
# try to login again via LDAP
user_info = ldap_authenticate(username, password)
if user_info["success"]:
if askbot_settings.LDAP_AUTOCREATE_USERS:
# create new user or
user = ldap_create_user(user_info).user
user = authenticate(method="force", user_id=user.id)
assert user is not None
login(request, user)
return HttpResponseRedirect(next_url)
else:
# continue with proper registration
ldap_username = user_info["ldap_username"]
request.session["email"] = user_info["email"]
request.session["ldap_user_info"] = user_info
if askbot_settings.AUTOFILL_USER_DATA:
request.session["username"] = ldap_username
request.session["first_name"] = user_info["first_name"]
request.session["last_name"] = user_info["last_name"]
return finalize_generic_signin(
request,
login_provider_name="ldap",
user_identifier=ldap_username + "@ldap",
redirect_url=next_url,
)
else:
auth_fail_func_path = getattr(django_settings, "LDAP_AUTHENTICATE_FAILURE_FUNCTION", None)
if auth_fail_func_path:
auth_fail_func = load_module(auth_fail_func_path)
auth_fail_func(user_info, login_form)
else:
login_form.set_password_login_error()
# return HttpResponseRedirect(request.path)
else:
if password_action == "login":
user = authenticate(
username=login_form.cleaned_data["username"],
password=login_form.cleaned_data["password"],
provider_name=provider_name,
method="password",
)
if user is None:
login_form.set_password_login_error()
else:
login(request, user)
# todo: here we might need to set cookies
# for external login sites
return HttpResponseRedirect(next_url)
elif password_action == "change_password":
if request.user.is_authenticated():
new_password = login_form.cleaned_data["new_password"]
AuthBackend.set_password(
user=request.user, password=new_password, provider_name=provider_name
)
request.user.message_set.create(message=_("Your new password saved"))
return HttpResponseRedirect(next_url)
else:
logging.critical("unknown password action %s" % password_action)
raise Http404
elif login_form.cleaned_data["login_type"] == "openid":
# initiate communication process
logging.debug("processing signin with openid submission")
# todo: make a simple-use wrapper for openid protocol
sreg_req = sreg.SRegRequest(optional=["nickname", "email"])
redirect_to = "%s%s?%s" % (
get_url_host(request),
reverse("user_complete_signin"),
urllib.urlencode({"next": next_url}),
)
return ask_openid(
request,
login_form.cleaned_data["openid_url"],
redirect_to,
on_failure=signin_failure,
sreg_request=sreg_req,
)
elif login_form.cleaned_data["login_type"] == "oauth":
try:
# this url may need to have "next" piggibacked onto
connection = util.OAuthConnection(provider_name, callback_url=reverse("user_complete_oauth_signin"))
connection.start()
request.session["oauth_token"] = connection.get_token()
request.session["oauth_provider_name"] = provider_name
request.session["next_url"] = next_url # special case for oauth
oauth_url = connection.get_auth_url(login_only=True)
return HttpResponseRedirect(oauth_url)
except util.OAuthError, e:
logging.critical(unicode(e))
msg = _(
"Unfortunately, there was some problem when "
"connecting to %(provider)s, please try again "
"or use another provider"
) % {"provider": provider_name}
request.user.message_set.create(message=msg)
elif login_form.cleaned_data["login_type"] == "oauth2":
try:
csrf_token = generate_random_key(length=32)
redirect_url = util.get_oauth2_starter_url(provider_name, csrf_token)
request.session["oauth2_csrf_token"] = csrf_token
request.session["provider_name"] = provider_name
return HttpResponseRedirect(redirect_url)
except util.OAuthError, e:
logging.critical(unicode(e))
msg = _(
"Unfortunately, there was some problem when "
"connecting to %(provider)s, please try again "
"or use another provider"
) % {"provider": provider_name}
request.user.message_set.create(message=msg)
elif login_form.cleaned_data["login_type"] == "wordpress_site":
# here wordpress_site means for a self hosted wordpress blog not a wordpress.com blog
wp = Client(
askbot_settings.WORDPRESS_SITE_URL,
login_form.cleaned_data["username"],
login_form.cleaned_data["password"],
)
try:
wp_user = wp.call(GetUserInfo())
custom_wp_openid_url = "%s?user_id=%s" % (wp.url, wp_user.user_id)
user = authenticate(method="wordpress_site", wordpress_url=wp.url, wp_user_id=wp_user.user_id)
return finalize_generic_signin(
request=request,
user=user,
user_identifier=custom_wp_openid_url,
login_provider_name=provider_name,
redirect_url=next_url,
)
except WpFault, e:
logging.critical(unicode(e))
msg = _("The login password combination was not correct")
request.user.message_set.create(message=msg)