def openid_add_finish(context, request):
user = request.user
# XXX we should put the attempted openid in here
form = AddOpenIDForm(request)
remove_form = RemoveOpenIDForm(request)
remove_form.openids.query = model.session.query(
model.IdentityURL).with_parent(user)
ret = dict(
add_openid_form=form,
remove_openid_form=remove_form,
)
# Process a returning OpenID check
form.validate() # Ensure new_openid.errors is an appendable list
try:
identity_url, identity_webfinger, auth_time, sreg_res = openid_end(
request.path_url, request)
except OpenIDError as exc:
form.new_openid.errors.append(exc.args[0])
return ret
# Allow an OpenID identity to be registered to only one user.
existing_url = model.session.query(model.IdentityURL) \
.filter_by(url=identity_url) \
.first()
if existing_url:
if existing_url.user_id == user.id:
form.new_openid.errors.append(
u'You can already authenticate with that OpenID identity.')
else:
form.new_openid.errors.append(
u'That OpenID identity is already in use by another account.')
return ret
openid = model.IdentityURL(url=identity_url)
user.identity_urls.append(openid)
request.session.flash(u"Added a new identity: {0}".format(identity_url),
level=u'success',
icon=u'user--plus')
return HTTPSeeOther(location=request.route_url('controls.openid'))
def openid_add_finish(context, request):
user = request.user
# XXX we should put the attempted openid in here
form = AddOpenIDForm(request)
remove_form = RemoveOpenIDForm(request)
remove_form.openids.query = model.session.query(model.IdentityURL).with_parent(user)
ret = dict(
add_openid_form=form,
remove_openid_form=remove_form,
)
# Process a returning OpenID check
form.validate() # Ensure new_openid.errors is an appendable list
try:
identity_url, identity_webfinger, auth_time, sreg_res = openid_end(request.path_url, request)
except OpenIDError as exc:
form.new_openid.errors.append(exc.args[0])
return ret
# Allow an OpenID identity to be registered to only one user.
existing_url = model.session.query(model.IdentityURL) \
.filter_by(url=identity_url) \
.first()
if existing_url:
if existing_url.user_id == user.id:
form.new_openid.errors.append(u'You can already authenticate with that OpenID identity.')
else:
form.new_openid.errors.append(u'That OpenID identity is already in use by another account.')
return ret
openid = model.IdentityURL(url=identity_url)
user.identity_urls.append(openid)
request.session.flash(
u"Added a new identity: {0}".format(identity_url),
level=u'success', icon=u'user--plus')
return HTTPSeeOther(location=request.route_url('controls.openid'))
def login_finish(context, request):
"""Step two of logging in; the OpenID provider redirects back here."""
def retry():
"""Redirect to the login page, preserving the return key (if any)."""
location = request.route_url('account.login')
if return_key:
location = update_params(location, return_key=return_key)
return HTTPSeeOther(location=location)
return_url = request.route_url('account.login_finish')
return_key = key_from_request(request)
if return_key is not None:
return_url = update_params(return_url, return_key=return_key)
try:
identity_url, identity_webfinger, auth_time, sreg_res = openid_end(
return_url=return_url,
request=request)
except OpenIDError as exc:
request.session.flash(exc.message,
level='error', icon='key--exclamation')
return retry()
# Find who owns this URL, if anyone
identity_owner = model.session.query(User) \
.filter(User.identity_urls.any(url=identity_url)) \
.limit(1).first()
if not identity_owner:
if return_key:
request.session.flash('Unknown OpenID URL.',
level='error', icon='key--exclamation')
return retry()
# Someone is either registering a new account, or adding a new OpenID
# to an existing account
request.session['pending_identity_url'] = identity_url
request.session.changed()
# Try to pull a name and email address out of the SReg response
username = re.sub(u'[^_a-z0-9]', u'',
sreg_res.get('nickname', u'').lower())
form = RegistrationForm(
username=username,
email=sreg_res.get('email', u''),
timezone=sreg_res.get('timezone', u'UTC'),
)
return render_to_response(
'account/register.mako',
dict(
form=form,
identity_url=identity_url,
identity_webfinger=identity_webfinger,
identity_email=None),
request=request)
elif identity_owner == request.user:
# Someone is just freshening up their cookie
auth_headers = safe_openid_login(request, identity_owner, identity_url)
if auth_headers is None:
return retry()
request.session.flash(u'Re-authentication successful', icon='user')
if return_key:
# Fetch a stashed request
old_url = fetch_stash(request, key=return_key)['url']
if old_url:
location = update_params(old_url, return_key=return_key)
log.debug('Following Return Key \'{0}\' to URL: {1}'
.format(return_key, location))
return HTTPSeeOther(location, headers=auth_headers)
return HTTPSeeOther(request.route_url('root'), headers=auth_headers)
else:
# Existing user; new login
# Log the successful OpenID authentication, mindful of users that may
# have OpenID logins disabled, for instance.
# XXX should we deny a logged-in user to authenticate as another user?
auth_headers = security.forget(request)
headers = safe_openid_login(request, identity_owner, identity_url)
if headers is None:
return retry()
auth_headers += headers
# An existing user has logged in successfully. Bravo!
log.debug("User {0!r} logged in via OpenID: {1!r}"
.format(identity_owner.name, identity_url))
request.session.flash(
u"Welcome back, {0}!"
.format(identity_owner.display_name or identity_owner.name),
level=u'success', icon='user')
# XXX this should ALSO probably do the return_key redirect, good grief
return HTTPSeeOther(
location=request.route_url('root'),
headers=auth_headers)
def login_finish(context, request):
"""Step two of logging in; the OpenID provider redirects back here."""
def retry():
"""Redirect to the login page, preserving the return key (if any)."""
location = request.route_url('account.login')
if return_key:
location = update_params(location, return_key=return_key)
return HTTPSeeOther(location=location)
return_url = request.route_url('account.login_finish')
return_key = key_from_request(request)
if return_key is not None:
return_url = update_params(return_url, return_key=return_key)
try:
identity_url, identity_webfinger, auth_time, sreg_res = openid_end(
return_url=return_url,
request=request)
except OpenIDError as exc:
request.session.flash(exc.message,
level='error', icon='key--exclamation')
return retry()
# Find who owns this URL, if anyone
identity_owner = model.session.query(User) \
.filter(User.identity_urls.any(url=identity_url)) \
.limit(1).first()
if not identity_owner:
if return_key:
request.session.flash('Unknown OpenID URL.',
level='error', icon='key--exclamation')
return retry()
# Someone is either registering a new account, or adding a new OpenID
# to an existing account
request.session['pending_identity_url'] = identity_url
request.session.changed()
# Try to pull a name and email address out of the SReg response
username = re.sub(u'[^_a-z0-9]', u'',
sreg_res.get('nickname', u'').lower())
form = RegistrationForm(
username=username,
email=sreg_res.get('email', u''),
timezone=sreg_res.get('timezone', u'UTC'),
)
return render_to_response(
'account/register.mako',
dict(
form=form,
identity_url=identity_url,
identity_webfinger=identity_webfinger,
identity_email=None),
request=request)
elif identity_owner == request.user:
# Someone is just freshening up their cookie
auth_headers = safe_openid_login(request, identity_owner, identity_url)
if auth_headers is None:
return retry()
request.session.flash(u'Re-authentication successful', icon='user')
if return_key:
# Fetch a stashed request
old_url = fetch_stash(request, key=return_key)['url']
if old_url:
location = update_params(old_url, return_key=return_key)
log.debug('Following Return Key \'{0}\' to URL: {1}'
.format(return_key, location))
return HTTPSeeOther(location, headers=auth_headers)
return HTTPSeeOther(request.route_url('root'), headers=auth_headers)
else:
# Existing user; new login
# Log the successful OpenID authentication, mindful of users that may
# have OpenID logins disabled, for instance.
# XXX should we deny a logged-in user to authenticate as another user?
auth_headers = security.forget(request)
headers = safe_openid_login(request, identity_owner, identity_url)
if headers is None:
return retry()
auth_headers += headers
# An existing user has logged in successfully. Bravo!
log.debug("User {0!r} logged in via OpenID: {1!r}"
.format(identity_owner.name, identity_url))
request.session.flash(
u"Welcome back, {0}!"
.format(identity_owner.display_name or identity_owner.name),
level=u'success', icon='user')
# XXX this should ALSO probably do the return_key redirect, good grief
return HTTPSeeOther(
location=request.route_url('root'),
headers=auth_headers)