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121 lines
4.3 KiB
121 lines
4.3 KiB
from urllib.parse import urlencode
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from django.conf import settings
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from django.http.response import HttpResponseRedirect
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from django.utils.translation import gettext_lazy as _
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from django.views import View
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from rest_framework.exceptions import APIException
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from rest_framework.permissions import AllowAny, IsAuthenticated
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from rest_framework.request import Request
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from authentication.const import ConfirmType
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from authentication.permissions import UserConfirmation
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from common.sdk.im.slack import URL, SLACK_REDIRECT_URI_SESSION_KEY
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from common.utils import get_logger
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from common.utils.django import reverse
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from common.utils.random import random_string
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from common.views.mixins import PermissionsMixin, UserConfirmRequiredExceptionMixin
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from users.views import UserVerifyPasswordView
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from .base import BaseLoginCallbackView, BaseBindCallbackView
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from .mixins import FlashMessageMixin
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logger = get_logger(__file__)
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SLACK_STATE_SESSION_KEY = '_slack_state'
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class SlackMixin(UserConfirmRequiredExceptionMixin, PermissionsMixin, FlashMessageMixin, View):
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def dispatch(self, request, *args, **kwargs):
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try:
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return super().dispatch(request, *args, **kwargs)
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except APIException as e:
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msg = str(e.detail)
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return self.get_failed_response(
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'/',
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_('Slack Error'),
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msg
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)
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def verify_state(self):
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return self.verify_state_with_session_key(SLACK_STATE_SESSION_KEY)
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def get_qr_url(self, redirect_uri):
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state = random_string(16)
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self.request.session[SLACK_STATE_SESSION_KEY] = state
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params = {
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'client_id': settings.SLACK_CLIENT_ID,
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'state': state, 'scope': 'users:read,users:read.email',
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'redirect_uri': redirect_uri,
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}
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url = URL().AUTHORIZE + '?' + urlencode(params)
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return url
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def get_already_bound_response(self, redirect_url):
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msg = _('Slack is already bound')
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response = self.get_failed_response(redirect_url, msg, msg)
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return response
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class SlackQRBindView(SlackMixin, View):
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permission_classes = (IsAuthenticated, UserConfirmation.require(ConfirmType.RELOGIN))
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def get(self, request: Request):
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redirect_url = request.GET.get('redirect_url')
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redirect_uri = reverse('authentication:slack-qr-bind-callback', external=True)
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redirect_uri += '?' + urlencode({'redirect_url': redirect_url})
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self.request.session[SLACK_REDIRECT_URI_SESSION_KEY] = redirect_uri
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url = self.get_qr_url(redirect_uri)
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return HttpResponseRedirect(url)
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class SlackQRBindCallbackView(SlackMixin, BaseBindCallbackView):
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permission_classes = (IsAuthenticated,)
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client_type_path = 'common.sdk.im.slack.Slack'
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client_auth_params = {'client_id': 'SLACK_CLIENT_ID', 'client_secret': 'SLACK_CLIENT_SECRET'}
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auth_type = 'slack'
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auth_type_label = _('Slack')
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class SlackEnableStartView(UserVerifyPasswordView):
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def get_success_url(self):
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referer = self.request.META.get('HTTP_REFERER')
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redirect_url = self.request.GET.get("redirect_url")
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success_url = reverse('authentication:slack-qr-bind')
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success_url += '?' + urlencode({
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'redirect_url': redirect_url or referer
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})
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return success_url
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class SlackQRLoginView(SlackMixin, View):
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permission_classes = (AllowAny,)
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def get(self, request: Request):
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redirect_url = request.GET.get('redirect_url') or reverse('index')
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redirect_uri = reverse('authentication:slack-qr-login-callback', external=True)
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redirect_uri += '?' + urlencode({
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'redirect_url': redirect_url,
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})
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self.request.session[SLACK_REDIRECT_URI_SESSION_KEY] = redirect_uri
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url = self.get_qr_url(redirect_uri)
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return HttpResponseRedirect(url)
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class SlackQRLoginCallbackView(SlackMixin, BaseLoginCallbackView):
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permission_classes = (AllowAny,)
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client_type_path = 'common.sdk.im.slack.Slack'
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client_auth_params = {'client_id': 'SLACK_CLIENT_ID', 'client_secret': 'SLACK_CLIENT_SECRET'}
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user_type = 'slack'
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auth_backend = 'AUTH_BACKEND_SLACK'
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msg_client_err = _('Slack Error')
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msg_user_not_bound_err = _('Slack is not bound')
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msg_not_found_user_from_client_err = _('Failed to get user from Slack')
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