47 lines
1.6 KiB
Python
47 lines
1.6 KiB
Python
from django.contrib.auth.decorators import login_required,user_passes_test
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from django.http import HttpResponseRedirect
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from django.core.exceptions import PermissionDenied
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from django.utils.decorators import available_attrs
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from django.contrib import messages
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try:
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from functools import wraps
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except ImportError:
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from django.utils.functional import wraps
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REDIRECT_FIELD_NAME = None
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default_message = "Please log in, in order to see the requested page."
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def user_passes_test(test_func, message=default_message,login_url=None,redirect_field_name=None):
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"""
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Decorator for views that checks that the user passes the given test,
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setting a message in case of no success. The test should be a callable
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that takes the user object and returns True if the user passes.
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"""
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def decorator(view_func):
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@wraps(view_func, assigned=available_attrs(view_func))
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def _wrapped_view(request, *args, **kwargs):
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if not test_func(request.user):
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messages.error(request, message)
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return HttpResponseRedirect(login_url)
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return view_func(request, *args, **kwargs)
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return _wrapped_view
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return decorator
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def login_required_message(function=None, message=default_message):
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"""
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Decorator for views that checks that the user is logged in, redirecting
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to the log-in page if necessary.
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"""
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actual_decorator = user_passes_test(
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lambda u: u.is_authenticated(),
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message=message,
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)
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if function:
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return actual_decorator(function)
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return actual_decorator
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