Annotation of loncom/auth/lonacc.pm, revision 1.11
1.1 albertel 1: # The LearningOnline Network
2: # Cookie Based Access Handler
1.4 www 3: # 5/21/99,5/22,5/29,5/31,6/15,16/11,22/11,
1.11 ! www 4: # 01/06,01/13,05/31,06/01,09/06,09/25,09/28,10/30 Gerd Kortemeyer
1.1 albertel 5:
6: package Apache::lonacc;
7:
8: use strict;
1.8 www 9: use Apache::Constants qw(:common :http :methods);
1.2 www 10: use Apache::File;
1.6 www 11: use Apache::lonnet;
1.1 albertel 12: use CGI::Cookie();
13:
14: sub handler {
15: my $r = shift;
16: my $requrl=$r->uri;
17: my %cookies=CGI::Cookie->parse($r->header_in('Cookie'));
18: my $lonid=$cookies{'lonID'};
19: my $cookie;
20: if ($lonid) {
21: my $handle=$lonid->value;
22: $handle=~s/\W//g;
23: my $lonidsdir=$r->dir_config('lonIDsDir');
24: if ((-e "$lonidsdir/$handle.id") && ($handle ne '')) {
1.6 www 25:
26: # ------------------------------------------- Transfer profile into environment
27:
1.2 www 28: my @profile;
29: {
30: my $idf=Apache::File->new("$lonidsdir/$handle.id");
31: @profile=<$idf>;
32: }
33: my $envi;
34: for ($envi=0;$envi<=$#profile;$envi++) {
35: chomp($profile[$envi]);
36: my ($envname,$envvalue)=split(/=/,$profile[$envi]);
1.9 www 37: $ENV{$envname} = $envvalue;
1.2 www 38: }
1.9 www 39: $ENV{'user.environment'} = "$lonidsdir/$handle.id";
40: $ENV{'request.state'} = "published";
41: $ENV{'request.filename'} = $r->filename;
1.11 ! www 42: $ENV{'HTTP_REFERER'} = $r->header_in('Referer');
1.6 www 43:
44: # -------------------------------------------------------- Load POST parameters
45:
1.8 www 46:
47:
1.5 www 48: my $buffer;
1.6 www 49:
1.5 www 50: $r->read($buffer,$r->header_in('Content-length'));
51: my @pairs=split(/&/,$buffer);
1.6 www 52: my $pair;
1.5 www 53: foreach $pair (@pairs) {
1.6 www 54: my ($name,$value) = split(/=/,$pair);
55: $value =~ tr/+/ /;
56: $value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
1.10 www 57: $name =~ tr/+/ /;
58: $name =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
1.9 www 59: $ENV{"form.$name"}=$value;
1.6 www 60: }
61:
1.8 www 62: $r->method_number(M_GET);
63: $r->method('GET');
64: $r->headers_in->unset('Content-length');
1.6 www 65:
66: # ---------------------------------------------------------------- Check access
67:
68: if ($requrl!~/^\/adm\//) {
1.7 www 69: my $access=&Apache::lonnet::allowed('bre',$requrl);
70: if ($access eq '1') {
71: $ENV{'user.error.msg'}="$requrl:bre:0:0:Choose Course";
72: return HTTP_NOT_ACCEPTABLE;
73: }
74: if (($access ne '2') && ($access ne 'F')) {
75: $ENV{'user.error.msg'}="$requrl:bre:1:1:Access Denied";
76: return HTTP_NOT_ACCEPTABLE;
77: }
1.5 www 78: }
1.2 www 79: return OK;
1.1 albertel 80: } else {
1.5 www 81: $r->log_reason("Cookie $handle not valid", $r->filename)
1.1 albertel 82: };
83: }
1.6 www 84:
85: # ----------------------------------------------- Store where they wanted to go
86:
87: $ENV{'request.firsturl'}=$requrl;
1.1 albertel 88: return FORBIDDEN;
89: }
90:
91: 1;
92: __END__
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