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import uuid
import datetime
from functools import partial
from flask import (
flash, session, request, url_for, redirect, Response, Blueprint)
from .ui import render_ui
from .checks import require_oauth2
from .client import oauth2_get, oauth2_post
from .request_utils import (
user_details, handle_error, process_error, handle_success,
raise_unimplemented)
groups = Blueprint("group", __name__)
@groups.route("/", methods=["GET"])
def user_group():
"""Get the user's group."""
def __get_join_requests__(group, users):
return oauth2_get("auth/group/requests/join/list").either(
lambda error: render_ui(
"oauth2/group.html", group=group, users=users,
group_join_requests_error=process_error(error)),
lambda gjr: render_ui(
"oauth2/group.html", group=group, users=users,
group_join_requests=gjr))
def __success__(group):
return oauth2_get(f"auth/group/members/{group['group_id']}").either(
lambda error: render_ui(
"oauth2/group.html", group=group,
user_error=process_error(error)),
partial(__get_join_requests__, group))
def __group_error__(err):
return render_ui(
"oauth2/group.html", group_error=process_error(err))
return oauth2_get("auth/user/group").either(
__group_error__, __success__)
@groups.route("/create", methods=["POST"])
@require_oauth2
def create_group():
def __setup_group__(response):
session["user_details"]["group"] = response
resp = oauth2_post("auth/group/create", data=dict(request.form))
return resp.either(
handle_error("oauth2.group.join_or_create"),
handle_success(
"Created group", "oauth2.user.user_profile",
response_handlers=[__setup_group__]))
@groups.route("/join-or-create", methods=["GET"])
@require_oauth2
def join_or_create():
usr_dets = user_details()
if bool(usr_dets["group"]):
flash("You are already a member of a group.", "alert-info")
return redirect(url_for("oauth2.user.user_profile"))
def __group_error__(err):
return render_ui(
"oauth2/group_join_or_create.html", groups=[],
groups_error=process_error(err))
def __group_success__(groups):
return oauth2_get("auth/user/group/join-request").either(
__gjr_error__, partial(__gjr_success__, groups=groups))
def __gjr_error__(err):
return render_ui(
"oauth2/group_join_or_create.html", groups=[],
gjr_error=process_error(err))
def __gjr_success__(gjr, groups):
return render_ui(
"oauth2/group_join_or_create.html", groups=groups,
group_join_request=gjr)
return oauth2_get("auth/group/list").either(
__group_error__, __group_success__)
@groups.route("/delete/<uuid:group_id>", methods=["GET", "POST"])
@require_oauth2
def delete_group(group_id):
"""Delete the user's group."""
return "WOULD DELETE GROUP."
@groups.route("/edit/<uuid:group_id>", methods=["GET", "POST"])
@require_oauth2
def edit_group(group_id):
"""Edit the user's group."""
return "WOULD EDIT GROUP."
@groups.route("/list-join-requests", methods=["GET"])
@require_oauth2
def list_join_requests() -> Response:
def __ts_to_dt_str__(timestamp):
return datetime.datetime.fromtimestamp(timestamp).isoformat()
def __fail__(error):
return render_ui(
"oauth2/join-requests.html", error=process_error(error),
requests=[])
def __success__(requests):
return render_ui(
"oauth2/join-requests.html", error=False, requests=requests,
datetime_string=__ts_to_dt_str__)
return oauth2_get("auth/group/requests/join/list").either(
__fail__, __success__)
@groups.route("/accept-join-requests", methods=["POST"])
@require_oauth2
def accept_join_request():
def __fail__(error):
err=process_error()
flash("{}", "alert-danger")
return redirect(url_for("oauth2.group.list_join_requests"))
def __success__(requests):
flash("Request was accepted successfully.", "alert-success")
return redirect(url_for("oauth2.group.list_join_requests"))
return oauth2_post(
"auth/group/requests/join/accept",
data=request.form).either(
handle_error("oauth2.group.list_join_requests"),
__success__)
@groups.route("/reject-join-requests", methods=["POST"])
@require_oauth2
def reject_join_request():
def __fail__(error):
err=process_error()
flash(f"{err['error']}: {err['error_description']}", "alert-danger")
return redirect(url_for("oauth2.group.list_join_requests"))
def __success__(requests):
flash("Request was rejected successfully.", "alert-success")
return redirect(url_for("oauth2.group.list_join_requests"))
return oauth2_post(
"auth/group/requests/join/reject",
data=request.form).either(
handle_error("oauth2.group.list_join_requests"),
__success__)
@groups.route("/role/<uuid:group_role_id>", methods=["GET"])
@require_oauth2
def group_role(group_role_id: uuid.UUID):
"""View the details of a particular role."""
def __render_error(**kwargs):
return render_ui("oauth2/view-group-role.html", **kwargs)
def __gprivs_success__(role, group_privileges):
return render_ui(
"oauth2/view-group-role.html", group_role=role,
group_privileges=tuple(
priv for priv in group_privileges
if priv not in role["role"]["privileges"]))
def __role_success__(role):
return oauth2_get("auth/group/privileges").either(
lambda err: __render_error__(
group_role=group_role,
group_privileges_error=process_error(err)),
lambda privileges: __gprivs_success__(role, privileges))
return oauth2_get(f"auth/group/role/{group_role_id}").either(
lambda err: __render_error__(group_role_error=process_error(err)),
__role_success__)
def add_delete_privilege_to_role(
group_role_id: uuid.UUID, direction: str) -> Response:
"""Add/delete a privilege to/from a role depending on `direction`."""
assert direction in ("ADD", "DELETE")
def __render__():
return redirect(url_for(
"oauth2.group.group_role", group_role_id=group_role_id))
def __error__(error):
err = process_error(error)
flash(f"{err['error']}: {err['error_description']}", "alert-danger")
return __render__()
def __success__(success):
flash(success["description"], "alert-success")
return __render__()
try:
form = request.form
privilege_id = form.get("privilege_id")
assert bool(privilege_id), "Privilege to add must be provided"
uris = {
"ADD": f"auth/group/role/{group_role_id}/privilege/add",
"DELETE": f"auth/group/role/{group_role_id}/privilege/delete"
}
return oauth2_post(
uris[direction],
data={
"group_role_id": group_role_id,
"privilege_id": privilege_id
}).either(__error__, __success__)
except AssertionError as aerr:
flash(aerr.args[0], "alert-danger")
return redirect(url_for(
"oauth2.group.group_role", group_role_id=group_role_id))
@groups.route("/role/<uuid:group_role_id>/privilege/add", methods=["POST"])
@require_oauth2
def add_privilege_to_role(group_role_id: uuid.UUID):
"""Add a privilege to a group role."""
return add_delete_privilege_to_role(group_role_id, "ADD")
@groups.route("/role/<uuid:group_role_id>/privilege/delete", methods=["POST"])
@require_oauth2
def delete_privilege_from_role(group_role_id: uuid.UUID):
"""Delete a privilege from a group role."""
return add_delete_privilege_to_role(group_role_id, "DELETE")
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