def username_available(request, username):
if User.objects.filter(username__iexact=username):
return {'available': False}
return {
'available': True,
'reserved_from_canvas': User.is_username_reserved(username),
}
def username_available(request, username):
if User.objects.filter(username__iexact=username):
return {'available': False}
return {
'available': True,
'reserved_from_canvas': User.is_username_reserved(username),
}
def signup(request, username, password, email, facebook_access_token=None):
if check_rate_limit(request, username):
raise ServiceError("Too many signup attempts. Wait a minute and try again.")
try:
return _login(request, password, username=username, email=email)
except ValidationError:
pass
migrated_from_canvas_account = False
errors = defaultdict(list)
fb_user = None
if facebook_access_token:
fb_user = FacebookUser.create_from_access_token(facebook_access_token)
def username_taken():
# Ugly hack.
for error in errors['username']:
if 'taken' in error:
return
errors['username'].append("Sorry! That username is already taken.")
if not password:
errors['password'].append("Please enter a password.")
if not User.validate_password(password):
errors['password'].append("Sorry, your password is too short. "
"Please use {} or more characters.".format(User.MINIMUM_PASSWORD_LENGTH))
if not email:
errors['email'].append("Please enter your email address.")
elif not User.validate_email(email):
errors['email'].append("Please enter a valid email address.")
username_error = User.validate_username(username)
if username_error:
errors['username'].append(username_error)
if not User.email_is_unused(email):
errors['email'].append("Sorry! That email address is already being used for an account.")
elif User.is_username_reserved(username):
try:
user = User.migrate_canvas_user(request, username, password, email=email)
except IntegrityError:
username_taken()
except ValidationError:
errors['username'] = ["""Sorry! This username is taken. Please pick a different username, """ +
"""or if you are "{}," enter your password to sign in.""".format(username)]
else:
migrated_from_canvas_account = True
if errors:
if fb_user:
fb_user.delete()
raise ValidationError(errors)
if not migrated_from_canvas_account:
try:
user = User.objects.create_user(username, email, password)
except IntegrityError:
username_taken()
raise ValidationError(errors)
UserInfo.objects.create(user=user)
if fb_user:
fb_user.user = user
fb_user.save()
fb_user.notify_friends_of_signup(facebook_access_token)
user.migrate_facebook_avatar(request, facebook_access_token)
user = auth.authenticate(username=username, password=password)
# auth.login starts a new session and copies the session data from the old one to the new one
auth.login(request, user)
return {
'user': PrivateUserDetails.from_id(user.id).to_client(),
'user_bio': user.userinfo.bio_text,
'user_subscribed_to_starred': is_subscribed(user, 'starred'),
'sessionid': request.session.session_key,
'migrated_from_canvas_account': migrated_from_canvas_account,
}
def _login(request, password, username=None, email=None):
migrated_from_canvas_account = False
def wrong_password():
raise ValidationError({
'password': "******"
"Please try again (make sure your caps lock is off)."
})
def wrong_username(username):
raise ValidationError({
'username': """The username you entered, "{}", doesn't exist. """.format(username) +
"""Please try again, or enter the e-mail address you used to sign up."""
})
def get_username_from_email(email):
if not email:
wrong_username(email)
try:
return User.objects.get(email=email).username
except User.DoesNotExist:
wrong_username(email)
if not username and not email:
raise ValidationError({'username': "******"})
if not username:
username = get_username_from_email(email)
user = auth.authenticate(username=username, password=password)
if user is None:
# Maybe they entered an email into the username field?
try:
User.objects.get(username=username)
except User.DoesNotExist:
try:
#TODO This might be broken - should probably pass username.
username = get_username_from_email(email)
user = auth.authenticate(username=username, password=password)
except ValidationError:
# No such username exists.
# See if it's a example.com account we need to migrate over.
if User.is_username_reserved(username):
try:
user = User.migrate_canvas_user(request, username, password, email=email)
except ValidationError as e:
wrong_password()
else:
migrated_from_canvas_account = True
if user is None:
wrong_password()
if not user.is_active:
return inactive_user_http_response()
auth.login(request, user)
return {
'user': PrivateUserDetails.from_id(user.id).to_client(),
'user_bio': user.userinfo.bio_text,
'user_subscribed_to_starred': is_subscribed(user, 'starred'),
'sessionid': request.session.session_key,
'migrated_from_canvas_account': migrated_from_canvas_account,
}
def signup(request, username, password, email, facebook_access_token=None):
if check_rate_limit(request, username):
raise ServiceError(
"Too many signup attempts. Wait a minute and try again.")
try:
return _login(request, password, username=username, email=email)
except ValidationError:
pass
migrated_from_canvas_account = False
errors = defaultdict(list)
fb_user = None
if facebook_access_token:
fb_user = FacebookUser.create_from_access_token(facebook_access_token)
def username_taken():
# Ugly hack.
for error in errors['username']:
if 'taken' in error:
return
errors['username'].append("Sorry! That username is already taken.")
if not password:
errors['password'].append("Please enter a password.")
if not User.validate_password(password):
errors['password'].append("Sorry, your password is too short. "
"Please use {} or more characters.".format(
User.MINIMUM_PASSWORD_LENGTH))
if not email:
errors['email'].append("Please enter your email address.")
elif not User.validate_email(email):
errors['email'].append("Please enter a valid email address.")
username_error = User.validate_username(username)
if username_error:
errors['username'].append(username_error)
if not User.email_is_unused(email):
errors['email'].append(
"Sorry! That email address is already being used for an account.")
elif User.is_username_reserved(username):
try:
user = User.migrate_canvas_user(request,
username,
password,
email=email)
except IntegrityError:
username_taken()
except ValidationError:
errors['username'] = [
"""Sorry! This username is taken. Please pick a different username, """
+ """or if you are "{}," enter your password to sign in.""".
format(username)
]
else:
migrated_from_canvas_account = True
if errors:
if fb_user:
fb_user.delete()
raise ValidationError(errors)
if not migrated_from_canvas_account:
try:
user = User.objects.create_user(username, email, password)
except IntegrityError:
username_taken()
raise ValidationError(errors)
UserInfo.objects.create(user=user)
if fb_user:
fb_user.user = user
fb_user.save()
fb_user.notify_friends_of_signup(facebook_access_token)
user.migrate_facebook_avatar(request, facebook_access_token)
user = auth.authenticate(username=username, password=password)
# auth.login starts a new session and copies the session data from the old one to the new one
auth.login(request, user)
return {
'user': PrivateUserDetails.from_id(user.id).to_client(),
'user_bio': user.userinfo.bio_text,
'user_subscribed_to_starred': is_subscribed(user, 'starred'),
'sessionid': request.session.session_key,
'migrated_from_canvas_account': migrated_from_canvas_account,
}
def _login(request, password, username=None, email=None):
migrated_from_canvas_account = False
def wrong_password():
raise ValidationError({
'password':
"******"
"Please try again (make sure your caps lock is off)."
})
def wrong_username(username):
raise ValidationError({
'username':
"""The username you entered, "{}", doesn't exist. """.format(
username) +
"""Please try again, or enter the e-mail address you used to sign up."""
})
def get_username_from_email(email):
if not email:
wrong_username(email)
try:
return User.objects.get(email=email).username
except User.DoesNotExist:
wrong_username(email)
if not username and not email:
raise ValidationError({'username': "******"})
if not username:
username = get_username_from_email(email)
user = auth.authenticate(username=username, password=password)
if user is None:
# Maybe they entered an email into the username field?
try:
User.objects.get(username=username)
except User.DoesNotExist:
try:
#TODO This might be broken - should probably pass username.
username = get_username_from_email(email)
user = auth.authenticate(username=username, password=password)
except ValidationError:
# No such username exists.
# See if it's a example.com account we need to migrate over.
if User.is_username_reserved(username):
try:
user = User.migrate_canvas_user(request,
username,
password,
email=email)
except ValidationError as e:
wrong_password()
else:
migrated_from_canvas_account = True
if user is None:
wrong_password()
if not user.is_active:
return inactive_user_http_response()
auth.login(request, user)
return {
'user': PrivateUserDetails.from_id(user.id).to_client(),
'user_bio': user.userinfo.bio_text,
'user_subscribed_to_starred': is_subscribed(user, 'starred'),
'sessionid': request.session.session_key,
'migrated_from_canvas_account': migrated_from_canvas_account,
}