version 1.1, 1999/10/13 17:48:52
|
version 1.18, 2001/05/28 22:47:18
|
Line 1
|
Line 1
|
# The LearningOnline Network |
# The LearningOnline Network |
# Cookie Based Access Handler |
# Cookie Based Access Handler |
# 5/21/99,5/22,5/29,5/31,6/15 Gerd Kortemeyer |
# 5/21/99,5/22,5/29,5/31,6/15,16/11,22/11, |
|
# 01/06,01/13,05/31,06/01,09/06,09/25,09/28,10/30,11/6, |
|
# 12/25,12/26, |
|
# 01/06/01,05/28 Gerd Kortemeyer |
|
|
package Apache::lonacc; |
package Apache::lonacc; |
|
|
use strict; |
use strict; |
use Apache::Constants qw(:common); |
use Apache::Constants qw(:common :http :methods); |
|
use Apache::File; |
|
use Apache::lonnet; |
use CGI::Cookie(); |
use CGI::Cookie(); |
|
use Fcntl qw(:flock); |
|
|
sub handler { |
sub handler { |
my $r = shift; |
my $r = shift; |
Line 19 sub handler {
|
Line 25 sub handler {
|
$handle=~s/\W//g; |
$handle=~s/\W//g; |
my $lonidsdir=$r->dir_config('lonIDsDir'); |
my $lonidsdir=$r->dir_config('lonIDsDir'); |
if ((-e "$lonidsdir/$handle.id") && ($handle ne '')) { |
if ((-e "$lonidsdir/$handle.id") && ($handle ne '')) { |
return OK; |
|
|
# ------------------------------------------- Transfer profile into environment |
|
|
|
my @profile; |
|
{ |
|
my $idf=Apache::File->new("$lonidsdir/$handle.id"); |
|
flock($idf,LOCK_SH); |
|
@profile=<$idf>; |
|
$idf->close(); |
|
} |
|
my $envi; |
|
for ($envi=0;$envi<=$#profile;$envi++) { |
|
chomp($profile[$envi]); |
|
my ($envname,$envvalue)=split(/=/,$profile[$envi]); |
|
$ENV{$envname} = $envvalue; |
|
} |
|
$ENV{'user.environment'} = "$lonidsdir/$handle.id"; |
|
if ($requrl=~/^\/res\//) { |
|
$ENV{'request.state'} = "published"; |
|
} else { |
|
$ENV{'request.state'} = 'unknown'; |
|
} |
|
$ENV{'request.filename'} = $r->filename; |
|
|
|
# --------------------- Figure out referer, first from HTTP_REFERER, then cache |
|
|
|
my $referer=''; |
|
if ($referer=$r->header_in('Referer')) { |
|
$ENV{'HTTP_REFERER'}=$referer; |
|
} else { |
|
$ENV{'HTTP_REFERER'}=$ENV{'httpref.'.$requrl}; |
|
} |
|
|
|
# -------------------------------------------------------- Load POST parameters |
|
|
|
|
|
|
|
my $buffer; |
|
|
|
$r->read($buffer,$r->header_in('Content-length')); |
|
|
|
unless ($buffer=~/^(\-+\w+)\s+Content\-Disposition\:\s*form\-data/si) { |
|
my @pairs=split(/&/,$buffer); |
|
my $pair; |
|
foreach $pair (@pairs) { |
|
my ($name,$value) = split(/=/,$pair); |
|
$value =~ tr/+/ /; |
|
$value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg; |
|
$name =~ tr/+/ /; |
|
$name =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg; |
|
$ENV{"form.$name"}=$value; |
|
} |
|
} else { |
|
my $contentsep=$1; |
|
my @lines = split (/\n/,$buffer); |
|
my $name=''; |
|
my $value=''; |
|
my $fname=''; |
|
my $fmime=''; |
|
my $i; |
|
for ($i=0;$i<=$#lines;$i++) { |
|
if ($lines[$i]=~/^$contentsep/) { |
|
if ($name) { |
|
chomp($value); |
|
if ($fname) { |
|
$ENV{"form.$name.filename"}=$fname; |
|
$ENV{"form.$name.mimetype"}=$fmime; |
|
} else { |
|
$value=~s/\s+$//s; |
|
} |
|
$ENV{"form.$name"}=$value; |
|
} |
|
if ($i<$#lines) { |
|
$i++; |
|
$lines[$i]=~ |
|
/Content\-Disposition\:\s*form\-data\;\s*name\=\"([^\"]+)\"/i; |
|
$name=$1; |
|
$value=''; |
|
if ($lines[$i]=~/filename\=\"([^\"]+)\"/i) { |
|
$fname=$1; |
|
if |
|
($lines[$i+1]=~/Content\-Type\:\s*([\w\-\/]+)/i) { |
|
$fmime=$1; |
|
$i++; |
|
} else { |
|
$fmime=''; |
|
} |
|
} else { |
|
$fname=''; |
|
$fmime=''; |
|
} |
|
$i++; |
|
} |
|
} else { |
|
$value.=$lines[$i]."\n"; |
|
} |
|
} |
|
} |
|
$r->method_number(M_GET); |
|
$r->method('GET'); |
|
$r->headers_in->unset('Content-length'); |
|
|
|
# ---------------------------------------------------------------- Check access |
|
|
|
if ($requrl!~/^\/adm\//) { |
|
my $access=&Apache::lonnet::allowed('bre',$requrl); |
|
if ($access eq '1') { |
|
$ENV{'user.error.msg'}="$requrl:bre:0:0:Choose Course"; |
|
return HTTP_NOT_ACCEPTABLE; |
|
} |
|
if (($access ne '2') && ($access ne 'F')) { |
|
$ENV{'user.error.msg'}="$requrl:bre:1:1:Access Denied"; |
|
return HTTP_NOT_ACCEPTABLE; |
|
} |
|
} |
|
return OK; |
} else { |
} else { |
$r->log_reason("Cookie $handle not valid", $r->filename) |
$r->log_reason("Cookie $handle not valid", $r->filename) |
}; |
}; |
} |
} |
$cookie=CGI::Cookie->new(-name => 'lonURL', |
|
-value => $requrl, |
# ----------------------------------------------- Store where they wanted to go |
-path => '/'); |
|
$r->err_headers_out->add('Set-Cookie' => $cookie); |
$ENV{'request.firsturl'}=$requrl; |
return FORBIDDEN; |
return FORBIDDEN; |
} |
} |
|
|
1; |
1; |
__END__ |
__END__ |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|