mirror of
https://gitea.mueller.network/extern/django-helpdesk.git
synced 2024-11-28 19:03:14 +01:00
87 lines
3.1 KiB
Python
87 lines
3.1 KiB
Python
from django.contrib.auth.decorators import user_passes_test
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from django.core.exceptions import PermissionDenied
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from django.http import Http404
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from django.shortcuts import redirect
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from functools import wraps
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from helpdesk import settings as helpdesk_settings
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def check_staff_status(check_staff=False):
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"""
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Somewhat ridiculous currying to check user permissions without using lambdas.
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The function most only take one User parameter at the end for use with
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the Django function user_passes_test.
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"""
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def check_superuser_status(check_superuser):
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def check_user_status(u):
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is_ok = u.is_authenticated and u.is_active
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if check_staff:
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return is_ok and u.is_staff
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elif check_superuser:
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return is_ok and u.is_superuser
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else:
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return is_ok
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return check_user_status
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return check_superuser_status
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if callable(helpdesk_settings.HELPDESK_ALLOW_NON_STAFF_TICKET_UPDATE):
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# apply a custom user validation condition
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is_helpdesk_staff = helpdesk_settings.HELPDESK_ALLOW_NON_STAFF_TICKET_UPDATE
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elif helpdesk_settings.HELPDESK_ALLOW_NON_STAFF_TICKET_UPDATE:
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# treat 'normal' users like 'staff'
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is_helpdesk_staff = check_staff_status(False)(False)
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else:
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is_helpdesk_staff = check_staff_status(True)(False)
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helpdesk_staff_member_required = user_passes_test(is_helpdesk_staff)
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helpdesk_superuser_required = user_passes_test(check_staff_status(False)(True))
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def protect_view(view_func):
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"""
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Decorator for protecting the views checking user, redirecting
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to the log-in page if necessary or returning 404 status code
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"""
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@wraps(view_func)
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def _wrapped_view(request, *args, **kwargs):
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if not request.user.is_authenticated and helpdesk_settings.HELPDESK_REDIRECT_TO_LOGIN_BY_DEFAULT:
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return redirect('helpdesk:login')
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elif not request.user.is_authenticated and helpdesk_settings.HELPDESK_ANON_ACCESS_RAISES_404:
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raise Http404
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return view_func(request, *args, **kwargs)
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return _wrapped_view
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def staff_member_required(view_func):
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"""
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Decorator for staff member the views checking user, redirecting
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to the log-in page if necessary or returning 403
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"""
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@wraps(view_func)
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def _wrapped_view(request, *args, **kwargs):
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if not request.user.is_authenticated and not request.user.is_active:
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return redirect('helpdesk:login')
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if not helpdesk_settings.HELPDESK_ALLOW_NON_STAFF_TICKET_UPDATE and not request.user.is_staff:
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raise PermissionDenied()
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return view_func(request, *args, **kwargs)
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return _wrapped_view
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def superuser_required(view_func):
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"""
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Decorator for superuser member the views checking user, redirecting
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to the log-in page if necessary or returning 403
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"""
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@wraps(view_func)
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def _wrapped_view(request, *args, **kwargs):
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if not request.user.is_authenticated and not request.user.is_active:
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return redirect('helpdesk:login')
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if not request.user.is_superuser:
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raise PermissionDenied()
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return view_func(request, *args, **kwargs)
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return _wrapped_view
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