"""
Contains the user interface in the Universe class
"""
import logging
from datetime import (
datetime,
timedelta,
)
from urllib.parse import unquote
from markupsafe import escape
from sqlalchemy.orm.exc import NoResultFound
from galaxy import (
util,
web,
)
from galaxy.exceptions import Conflict
from galaxy.managers import users
from galaxy.security.validate_user_input import (
validate_email,
validate_publicname,
)
from galaxy.structured_app import StructuredApp
from galaxy.web import (
expose_api_anonymous_and_sessionless,
url_for,
)
from galaxy.webapps.base.controller import (
BaseUIController,
UsesFormDefinitionsMixin,
)
from ..api import depends
log = logging.getLogger(__name__)
def _filtered_registration_params_dict(payload):
return {k: v for (k, v) in payload.items() if k in ["email", "username", "password", "confirm", "subscribe"]}
[docs]class User(BaseUIController, UsesFormDefinitionsMixin):
user_manager: users.UserManager = depends(users.UserManager)
installed_len_files = None
[docs] def __init__(self, app: StructuredApp):
super().__init__(app)
def __handle_role_and_group_auto_creation(
self,
trans,
user,
roles,
auto_create_roles=False,
auto_create_groups=False,
auto_assign_roles_to_groups_only=False,
):
for role_name in roles:
role = None
group = None
if auto_create_roles:
try:
# first try to find the role
role = trans.app.security_agent.get_role(role_name)
except NoResultFound:
# or create it
role, num_in_groups = trans.app.security_agent.create_role(
role_name,
"Auto created upon user registration",
[],
[],
create_group_for_role=auto_create_groups,
)
if auto_create_groups:
trans.log_event("Created role and group for auto-registered user.")
else:
trans.log_event("Created role for auto-registered user.")
if auto_create_groups:
# only create a group if not existing yet
try:
group = (
self.sa_session.query(trans.app.model.Group)
.filter(trans.app.model.Group.name == role_name)
.first()
)
except NoResultFound:
group = self.model.Group(name=role_name)
self.sa_session.add(group)
trans.app.security_agent.associate_user_group(user, group)
if auto_assign_roles_to_groups_only and group and role:
trans.log_event("Assigning role to group only")
trans.app.security_agent.associate_group_role(group, role)
elif not auto_assign_roles_to_groups_only and role:
trans.log_event("Assigning role to newly created user")
trans.app.security_agent.associate_user_role(user, role)
def __autoregistration(self, trans, login, password):
"""
Does the autoregistration if enabled. Returns a message
"""
try:
autoreg = trans.app.auth_manager.check_auto_registration(trans, login, password)
except Conflict as conflict:
return f"Auto-registration failed, {conflict}", None
user = None
if autoreg["auto_reg"]:
email = autoreg["email"]
username = autoreg["username"]
message = " ".join(
(validate_email(trans, email, allow_empty=True), validate_publicname(trans, username))
).rstrip()
if not message:
user = self.user_manager.create(email=email, username=username, password="")
if trans.app.config.user_activation_on:
self.user_manager.send_activation_email(trans, email, username)
# The handle_user_login() method has a call to the history_set_default_permissions() method
# (needed when logging in with a history), user needs to have default permissions set before logging in
if not trans.user_is_admin:
trans.handle_user_login(user)
trans.log_event("User (auto) created a new account")
trans.log_event("User logged in")
if "attributes" in autoreg and "roles" in autoreg["attributes"]:
self.__handle_role_and_group_auto_creation(
trans,
user,
autoreg["attributes"]["roles"],
auto_create_groups=autoreg["auto_create_groups"],
auto_create_roles=autoreg["auto_create_roles"],
auto_assign_roles_to_groups_only=autoreg["auto_assign_roles_to_groups_only"],
)
else:
message = f"Auto-registration failed, contact your local Galaxy administrator. {message}"
else:
message = "No such user or invalid password."
return message, user
[docs] @expose_api_anonymous_and_sessionless
def login(self, trans, payload=None, **kwd):
payload = payload or {}
return self.__validate_login(trans, payload, **kwd)
def __validate_login(self, trans, payload=None, **kwd):
"""Handle Galaxy Log in"""
if not payload:
payload = kwd
message = trans.check_csrf_token(payload)
if message:
return self.message_exception(trans, message)
login = payload.get("login")
password = payload.get("password")
redirect = payload.get("redirect")
status = None
if not login or not password:
return self.message_exception(trans, "Please specify a username and password.")
user = self.user_manager.get_user_by_identity(login)
log.debug(f"trans.app.config.auth_config_file: {trans.app.config.auth_config_file}")
if user is None:
message, user = self.__autoregistration(trans, login, password)
if message:
return self.message_exception(trans, message)
elif user.deleted:
message = (
"This account has been marked deleted, contact your local Galaxy administrator to restore the account."
)
if trans.app.config.error_email_to is not None:
message += f" Contact: {trans.app.config.error_email_to}."
return self.message_exception(trans, message, sanitize=False)
elif user.external:
message = "This account was created for use with an external authentication method, contact your local Galaxy administrator to activate it."
if trans.app.config.error_email_to is not None:
message += f" Contact: {trans.app.config.error_email_to}."
return self.message_exception(trans, message, sanitize=False)
elif not trans.app.auth_manager.check_password(user, password, trans.request):
return self.message_exception(trans, "Invalid password.")
elif trans.app.config.user_activation_on and not user.active: # activation is ON and the user is INACTIVE
if trans.app.config.activation_grace_period != 0: # grace period is ON
if self.is_outside_grace_period(
trans, user.create_time
): # User is outside the grace period. Login is disabled and he will have the activation email resent.
message, status = self.resend_activation_email(trans, user.email, user.username)
return self.message_exception(trans, message, sanitize=False)
else: # User is within the grace period, let him log in.
trans.handle_user_login(user)
trans.log_event("User logged in")
else: # Grace period is off. Login is disabled and user will have the activation email resent.
message, status = self.resend_activation_email(trans, user.email, user.username)
return self.message_exception(trans, message, sanitize=False)
else: # activation is OFF
pw_expires = trans.app.config.password_expiration_period
if pw_expires and user.last_password_change < datetime.today() - pw_expires:
# Password is expired, we don't log them in.
return {
"message": "Your password has expired. Please reset or change it to access Galaxy.",
"status": "warning",
"expired_user": trans.security.encode_id(user.id),
}
trans.handle_user_login(user)
trans.log_event("User logged in")
if pw_expires and user.last_password_change < datetime.today() - timedelta(days=pw_expires.days / 10):
# If password is about to expire, modify message to state that.
expiredate = datetime.today() - user.last_password_change + pw_expires
return {"message": f"Your password will expire in {expiredate.days} day(s).", "status": "warning"}
return {"message": "Success.", "redirect": self.__get_redirect_url(redirect)}
[docs] @web.expose
def resend_verification(self, trans, **kwargs):
"""
Exposed function for use outside of the class. E.g. when user click on the resend link in the masthead.
"""
message, status = self.resend_activation_email(trans, None, None)
if status:
return trans.show_ok_message(message)
else:
return trans.show_error_message(message)
[docs] def resend_activation_email(self, trans, email, username):
"""
Function resends the verification email in case user wants to log in with an inactive account or he clicks the resend link.
"""
if email is None: # User is coming from outside registration form, load email from trans
if not trans.user:
return "No session found, cannot send activation email.", None
email = trans.user.email
if username is None: # User is coming from outside registration form, load email from trans
username = trans.user.username
is_activation_sent = self.user_manager.send_activation_email(trans, email, username)
if is_activation_sent:
message = f"This account has not been activated yet. The activation link has been sent again. Please check your email address <b>{escape(email)}</b> including the spam/trash folder. <a target=\"_top\" href=\"{url_for('/')}\">Return to the home page</a>."
else:
message = f"This account has not been activated yet but we are unable to send the activation link. Please contact your local Galaxy administrator. <a target=\"_top\" href=\"{url_for('/')}\">Return to the home page</a>."
if trans.app.config.error_email_to is not None:
message += f" Error contact: {trans.app.config.error_email_to}."
return message, is_activation_sent
[docs] def is_outside_grace_period(self, trans, create_time):
"""
Function checks whether the user is outside the config-defined grace period for inactive accounts.
"""
# Activation is forced and the user is not active yet. Check the grace period.
activation_grace_period = trans.app.config.activation_grace_period
delta = timedelta(hours=int(activation_grace_period))
time_difference = datetime.utcnow() - create_time
return time_difference > delta or activation_grace_period == 0
[docs] @web.expose
@web.json
def logout(self, trans, logout_all=False, **kwd):
message = trans.check_csrf_token(kwd)
if message:
return self.message_exception(trans, message)
# Since logging an event requires a session, we'll log prior to ending the session
trans.log_event("User logged out")
trans.handle_user_logout(logout_all=logout_all)
success_response = {"message": "Success."} # This is a little weird as a response.
if trans.app.config.use_remote_user and trans.app.config.remote_user_logout_href:
success_response["redirect_uri"] = trans.app.config.remote_user_logout_href
return success_response
[docs] @expose_api_anonymous_and_sessionless
def create(self, trans, payload=None, **kwd):
if not payload:
payload = kwd
message = trans.check_csrf_token(payload)
if message:
return self.message_exception(trans, message)
user, message = self.user_manager.register(trans, **_filtered_registration_params_dict(payload))
if message:
return self.message_exception(trans, message, sanitize=False)
elif user and not trans.user_is_admin:
trans.handle_user_login(user)
trans.log_event("User created a new account")
trans.log_event("User logged in")
return {"message": "Success."}
[docs] @web.expose
def activate(self, trans, **kwd):
"""
Check whether token fits the user and then activate the user's account.
"""
params = util.Params(kwd, sanitize=False)
email = params.get("email", None)
if email is not None:
email = unquote(email)
activation_token = params.get("activation_token", None)
index_url = web.url_for(controller="root", action="index")
if email is None or activation_token is None:
# We don't have the email or activation_token, show error.
return trans.show_error_message(
f"You are using an invalid activation link. Try to log in and we will send you a new activation email. <br><a href='{index_url}'>Go to login page.</a>"
)
else:
# Find the user
user = (
trans.sa_session.query(trans.app.model.User).filter(trans.app.model.User.table.c.email == email).first()
)
if not user:
# Probably wrong email address
return trans.show_error_message(
f"You are using an invalid activation link. Try to log in and we will send you a new activation email. <br><a href='{index_url}'>Go to login page.</a>"
)
# If the user is active already don't try to activate
if user.active is True:
return trans.show_ok_message(
f"Your account is already active. Nothing has changed. <br><a href='{index_url}'>Go to login page.</a>"
)
if user.activation_token == activation_token[:64]:
user.activation_token = None
self.user_manager.activate(user)
return trans.show_ok_message(
f"Your account has been successfully activated! <br><a href='{index_url}'>Go to login page.</a>"
)
else:
# Tokens don't match. Activation is denied.
return trans.show_error_message(
f"You are using an invalid activation link. Try to log in and we will send you a new activation email. <br><a href='{index_url}'>Go to login page.</a>"
)
[docs] @expose_api_anonymous_and_sessionless
def change_password(self, trans, payload=None, **kwd):
"""
Allows to change own password.
:type payload: dict
:param payload: dictionary structure containing:
* id: encoded user id
* current: current user password
* token: temporary token to change password (instead of id and current)
* password: new password
* confirm: new password (confirmation)
"""
payload = payload or {}
user, message = self.user_manager.change_password(trans, **payload)
if user is None:
return self.message_exception(trans, message)
trans.handle_user_login(user)
return {"message": "Password has been changed."}
[docs] @expose_api_anonymous_and_sessionless
def reset_password(self, trans, payload=None, **kwd):
"""Reset the user's password. Send an email with token that allows a password change."""
payload = payload or {}
message = self.user_manager.send_reset_email(trans, payload)
if message:
return self.message_exception(trans, message)
return {"message": "Reset link has been sent to your email."}
def __get_redirect_url(self, redirect):
if not redirect or redirect == "None":
return None
root_url = url_for("/", qualified=True)
# compare urls, to prevent a redirect from pointing (directly) outside of galaxy
# or to enter a logout/login loop
if not util.compare_urls(root_url, redirect, compare_path=False) or util.compare_urls(
url_for(controller="user", action="logout", qualified=True), redirect
):
log.warning("Redirect URL is outside of Galaxy, will redirect to Galaxy root instead: %s", redirect)
redirect = root_url
elif util.compare_urls(url_for(controller="user", action="logout", qualified=True), redirect):
redirect = root_url
return redirect