summaryrefslogtreecommitdiffstats
path: root/main/middleware.py
blob: 01734f5eba14dc9de413c81d53615a59b69f82a8 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
###
# Copyright (c) 2006-2007, Jared Kuolt
# All rights reserved.
# 
# Redistribution and use in source and binary forms, with or without 
# modification, are permitted provided that the following conditions are met:
# 
#     * Redistributions of source code must retain the above copyright notice, 
#       this list of conditions and the following disclaimer.
#     * Redistributions in binary form must reproduce the above copyright 
#       notice, this list of conditions and the following disclaimer in the 
#       documentation and/or other materials provided with the distribution.
#     * Neither the name of the SuperJared.com nor the names of its 
#       contributors may be used to endorse or promote products derived from 
#       this software without specific prior written permission.
# 
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
# POSSIBILITY OF SUCH DAMAGE.
###

from django.conf import settings
from django.contrib.auth.views import login
from django.http import HttpResponseRedirect
import re

class RequireLoginMiddleware(object):
    """
    Require Login middleware. If enabled, each Django-powered page will
    require authentication.
    
    If an anonymous user requests a page, he/she is redirected to the login
    page set by LOGIN_URL.
    """
    def __init__(self):
        self.exceptionre = re.compile("(^/media/)|(^/robots.txt)|(^/login/)")
    
    def process_request(self, request):
        if request.user.is_anonymous() and not self.exceptionre.search(request.path):
            if request.POST:
                return login(request)
            else:
                return HttpResponseRedirect('%s?next=%s' % (settings.LOGIN_URL, request.path))