version 1.19, 2001/08/11 21:05:42
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version 1.85, 2006/07/10 03:58:45
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Line 1
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Line 1
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# The LearningOnline Network |
# The LearningOnline Network |
# Cookie Based Access Handler |
# Cookie Based Access Handler |
# 5/21/99,5/22,5/29,5/31,6/15,16/11,22/11, |
# |
# 01/06,01/13,05/31,06/01,09/06,09/25,09/28,10/30,11/6, |
# $Id$ |
# 12/25,12/26, |
# |
# 01/06/01,05/28,8/11 Gerd Kortemeyer |
# Copyright Michigan State University Board of Trustees |
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# |
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# This file is part of the LearningOnline Network with CAPA (LON-CAPA). |
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# |
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# LON-CAPA is free software; you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation; either version 2 of the License, or |
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# (at your option) any later version. |
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# |
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# LON-CAPA is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with LON-CAPA; if not, write to the Free Software |
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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# |
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# /home/httpd/html/adm/gpl.txt |
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# |
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# http://www.lon-capa.org/ |
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# |
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### |
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package Apache::lonacc; |
package Apache::lonacc; |
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Line 11 use strict;
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Line 33 use strict;
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use Apache::Constants qw(:common :http :methods); |
use Apache::Constants qw(:common :http :methods); |
use Apache::File; |
use Apache::File; |
use Apache::lonnet; |
use Apache::lonnet; |
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use Apache::loncommon(); |
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use Apache::lonlocal; |
use CGI::Cookie(); |
use CGI::Cookie(); |
use Fcntl qw(:flock); |
use Fcntl qw(:flock); |
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use LONCAPA; |
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sub handler { |
sub cleanup { |
my $r = shift; |
my ($r)=@_; |
my $requrl=$r->uri; |
if (! $r->is_initial_req()) { return DECLINED; } |
my %cookies=CGI::Cookie->parse($r->header_in('Cookie')); |
&Apache::lonnet::save_cache(); |
my $lonid=$cookies{'lonID'}; |
return OK; |
my $cookie; |
} |
if ($lonid) { |
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my $handle=$lonid->value; |
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$handle=~s/\W//g; |
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my $lonidsdir=$r->dir_config('lonIDsDir'); |
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if ((-e "$lonidsdir/$handle.id") && ($handle ne '')) { |
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# ------------------------------------------- Transfer profile into environment |
sub goodbye { |
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my ($r)=@_; |
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&Apache::lonnet::goodbye(); |
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return DONE; |
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} |
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my @profile; |
############################################### |
{ |
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my $idf=Apache::File->new("$lonidsdir/$handle.id"); |
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flock($idf,LOCK_SH); |
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@profile=<$idf>; |
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$idf->close(); |
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} |
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my $envi; |
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for ($envi=0;$envi<=$#profile;$envi++) { |
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chomp($profile[$envi]); |
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my ($envname,$envvalue)=split(/=/,$profile[$envi]); |
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$ENV{$envname} = $envvalue; |
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} |
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$ENV{'user.environment'} = "$lonidsdir/$handle.id"; |
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if ($requrl=~/^\/res\//) { |
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$ENV{'request.state'} = "published"; |
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} else { |
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$ENV{'request.state'} = 'unknown'; |
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} |
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$ENV{'request.filename'} = $r->filename; |
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# --------------------- Figure out referer, first from HTTP_REFERER, then cache |
sub get_posted_cgi { |
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my ($r) = @_; |
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my $referer=''; |
my $buffer; |
if ($referer=$r->header_in('Referer')) { |
if ($r->header_in('Content-length')) { |
$ENV{'HTTP_REFERER'}=$referer; |
$r->read($buffer,$r->header_in('Content-length'),0); |
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} |
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unless ($buffer=~/^(\-+\w+)\s+Content\-Disposition\:\s*form\-data/si) { |
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my @pairs=split(/&/,$buffer); |
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my $pair; |
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foreach $pair (@pairs) { |
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my ($name,$value) = split(/=/,$pair); |
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$value =~ tr/+/ /; |
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$value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg; |
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$name =~ tr/+/ /; |
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$name =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg; |
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&Apache::loncommon::add_to_env("form.$name",$value); |
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} |
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} else { |
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my $contentsep=$1; |
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my @lines = split (/\n/,$buffer); |
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my $name=''; |
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my $value=''; |
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my $fname=''; |
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my $fmime=''; |
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my $i; |
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for ($i=0;$i<=$#lines;$i++) { |
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if ($lines[$i]=~/^$contentsep/) { |
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if ($name) { |
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chomp($value); |
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if ($fname) { |
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$env{"form.$name.filename"}=$fname; |
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$env{"form.$name.mimetype"}=$fmime; |
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} else { |
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$value=~s/\s+$//s; |
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} |
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&Apache::loncommon::add_to_env("form.$name",$value); |
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} |
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if ($i<$#lines) { |
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$i++; |
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$lines[$i]=~ |
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/Content\-Disposition\:\s*form\-data\;\s*name\=\"([^\"]+)\"/i; |
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$name=$1; |
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$value=''; |
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if ($lines[$i]=~/filename\=\"([^\"]+)\"/i) { |
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$fname=$1; |
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if |
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($lines[$i+1]=~/Content\-Type\:\s*([\w\-\/]+)/i) { |
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$fmime=$1; |
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$i++; |
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} else { |
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$fmime=''; |
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} |
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} else { |
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$fname=''; |
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$fmime=''; |
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} |
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$i++; |
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} |
} else { |
} else { |
$ENV{'HTTP_REFERER'}=$ENV{'httpref.'.$requrl}; |
$value.=$lines[$i]."\n"; |
} |
} |
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} |
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} |
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# |
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# Digested POSTed values |
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# |
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# Remember the way this was originally done (GET or POST) |
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# |
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$env{'request.method'}=$ENV{'REQUEST_METHOD'}; |
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# |
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# There may also be stuff in the query string |
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# Tell subsequent handlers that this was GET, not POST, so they can access query string. |
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# Also, unset POSTed content length to cover all tracks. |
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# |
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# ------------------------------------------- Still no referer? Check wildcards |
$r->method_number(M_GET); |
unless ($ENV{'HTTP_REFERER'}) { |
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map { |
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if ($_=~/^httpref\..*\*/) { |
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my $pattern=$_; |
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$pattern=~s/\*/\[\^\/\]\+/g; |
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$pattern=~s/\//\\\//g; |
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if ($requrl=~/$pattern/) { |
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$ENV{'HTTP_REFERER'}=$ENV{$_}; |
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} |
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} |
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} keys %ENV; |
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} |
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# -------------------------------------------------------- Load POST parameters |
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my $buffer; |
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$r->read($buffer,$r->header_in('Content-length')); |
$r->method('GET'); |
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$r->headers_in->unset('Content-length'); |
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} |
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unless ($buffer=~/^(\-+\w+)\s+Content\-Disposition\:\s*form\-data/si) { |
sub portfolio_access { |
my @pairs=split(/&/,$buffer); |
my ($udom,$unum,$file_name,$group) = @_; |
my $pair; |
my $current_perms = &Apache::lonnet::get_portfile_permissions($udom,$unum); |
foreach $pair (@pairs) { |
my %access_controls = &Apache::lonnet::get_access_controls( |
my ($name,$value) = split(/=/,$pair); |
$current_perms,$group,$file_name); |
$value =~ tr/+/ /; |
my ($public,$guest,@domains,@users,@courses,@groups); |
$value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg; |
my $now = time; |
$name =~ tr/+/ /; |
my $access_hash = $access_controls{$file_name}; |
$name =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg; |
if (ref($access_hash) eq 'HASH') { |
$ENV{"form.$name"}=$value; |
foreach my $key (keys(%{$access_hash})) { |
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my ($num,$scope,$end,$start) = ($key =~ /^([^:]+):([a-z]+)_(\d*)_?(\d*)$/); |
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if ($start > $now) { |
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next; |
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} |
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if ($end && $end<$now) { |
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next; |
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} |
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if ($scope eq 'public') { |
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$public = $key; |
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last; |
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} elsif ($scope eq 'guest') { |
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$guest = $key; |
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} elsif ($scope eq 'domains') { |
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push(@domains,$key); |
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} elsif ($scope eq 'users') { |
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push(@users,$key); |
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} elsif ($scope eq 'course') { |
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push(@courses,$key); |
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} elsif ($scope eq 'group') { |
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push(@groups,$key); |
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} |
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} |
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if ($public) { |
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return 'ok'; |
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} |
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if ($env{'user.name'} eq 'public' && $env{'user.domain'} eq 'public') { |
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if ($guest) { |
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return $guest; |
} |
} |
} else { |
} else { |
my $contentsep=$1; |
if (@domains > 0) { |
my @lines = split (/\n/,$buffer); |
foreach my $domkey (@domains) { |
my $name=''; |
my %content = &Apache::lonnet::parse_access_controls($$access_hash{$domkey}); |
my $value=''; |
if (ref($content{'dom'}) eq 'ARRAY') { |
my $fname=''; |
if (grep(/^\Q$env{'user.domain'}\E$/,@{$content{'dom'}})) { |
my $fmime=''; |
return 'ok'; |
my $i; |
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for ($i=0;$i<=$#lines;$i++) { |
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if ($lines[$i]=~/^$contentsep/) { |
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if ($name) { |
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chomp($value); |
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if ($fname) { |
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$ENV{"form.$name.filename"}=$fname; |
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$ENV{"form.$name.mimetype"}=$fmime; |
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} else { |
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$value=~s/\s+$//s; |
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} |
} |
$ENV{"form.$name"}=$value; |
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} |
} |
if ($i<$#lines) { |
} |
$i++; |
} |
$lines[$i]=~ |
if (@users > 0) { |
/Content\-Disposition\:\s*form\-data\;\s*name\=\"([^\"]+)\"/i; |
foreach my $userkey (@users) { |
$name=$1; |
my %content = &Apache::lonnet::parse_access_controls($$access_hash{$userkey}); |
$value=''; |
if (exists($content{'users'}{$env{'user.name'}.':'.$env{'user.domain'}})) { |
if ($lines[$i]=~/filename\=\"([^\"]+)\"/i) { |
return 'ok'; |
$fname=$1; |
} |
if |
} |
($lines[$i+1]=~/Content\-Type\:\s*([\w\-\/]+)/i) { |
} |
$fmime=$1; |
my %roleshash; |
$i++; |
my @courses_and_groups = @courses; |
} else { |
push(@courses_and_groups,@groups); |
$fmime=''; |
if (@courses_and_groups > 0) { |
} |
my (%allgroups,%allroles); |
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my ($start,$end,$role,$sec,$group); |
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foreach my $envkey (%env) { |
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if ($envkey =~ m-^user\.role\.(gr|cc|in|ta|ep|st)\./([^/]+)/([^/]+)/?([^/]*)$-) { |
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my $cid = $2.'_'.$3; |
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if ($1 eq 'gr') { |
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$group = $4; |
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$allgroups{$cid}{$group} = $env{$envkey}; |
} else { |
} else { |
$fname=''; |
if ($4 eq '') { |
$fmime=''; |
$sec = 'none'; |
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} else { |
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$sec = $4; |
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} |
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$allroles{$cid}{$1}{$sec} = $env{$envkey}; |
} |
} |
$i++; |
} elsif ($envkey =~ m-^user\.role\./cr/(\w+/\w+/\w*)./([^/]+)/([^/]+)/?([^/]*)$-) { |
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my $cid = $2.'_'.$3; |
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if ($4 eq '') { |
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$sec = 'none'; |
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} else { |
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$sec = $4; |
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} |
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$allroles{$cid}{$1}{$sec} = $env{$envkey}; |
} |
} |
} else { |
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$value.=$lines[$i]."\n"; |
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} |
} |
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if (keys(%allroles) == 0) { |
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return; |
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} |
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foreach my $key (@courses_and_groups) { |
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my %content = &Apache::lonnet::parse_access_controls($$access_hash{$key}); |
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my $cnum = $content{'number'}; |
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my $cdom = $content{'domain'}; |
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my $cid = $cdom.'_'.$cnum; |
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if (!exists($allroles{$cid})) { |
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next; |
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} |
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foreach my $role_id (keys(%{$content{'roles'}})) { |
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my @sections = @{$content{'roles'}{$role_id}{'section'}}; |
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my @groups = @{$content{'roles'}{$role_id}{'group'}}; |
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my @status = @{$content{'roles'}{$role_id}{'access'}}; |
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my @roles = @{$content{'roles'}{$role_id}{'role'}}; |
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foreach my $role (keys(%{$allroles{$cid}})) { |
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if ((grep/^all$/,@roles) || (grep/^\Q$role\E$/,@roles)) { |
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foreach my $sec (keys(%{$allroles{$cid}{$role}})) { |
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if (&course_group_datechecker($allroles{$cid}{$role}{$sec},$now,\@status) eq 'ok') { |
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if (grep/^all$/,@sections) { |
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return 'ok'; |
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} else { |
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if (grep/^$sec$/,@sections) { |
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return 'ok'; |
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} |
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} |
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} |
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} |
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if (keys(%{$allgroups{$cid}}) == 0) { |
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if (grep/^none$/,@groups) { |
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return 'ok'; |
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} |
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} else { |
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if (grep/^all$/,@groups) { |
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return 'ok'; |
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} |
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foreach my $group (keys(%{$allgroups{$cid}})) { |
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if (grep/^$group$/,@groups) { |
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return 'ok'; |
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} |
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} |
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} |
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} |
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} |
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} |
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} |
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} |
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if ($guest) { |
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return $guest; |
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} |
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} |
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} |
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return; |
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} |
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sub passphrase_access_checker { |
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my ($r,$guestkey,$requrl) = @_; |
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my ($num,$scope,$end,$start) = ($guestkey =~ /^([^:]+):([a-z]+)_(\d*)_?(\d*)$/); |
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if ($scope eq 'guest') { |
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if (exists($env{'user.passphrase_access_'.$requrl})) { |
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if (($env{'user.passphrase_access_'.$requrl} == 0) || |
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($env{'user.passphrase_access_'.$requrl} > time)) { |
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$env{'request.publicaccess'} = 1; |
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return 'ok'; |
} |
} |
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} |
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} |
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my $login = $r->dir_config('Login'); |
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$login .= '?origurl='.&escape($requrl); |
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$r->custom_response(FORBIDDEN,$login); |
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return; |
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} |
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sub course_group_datechecker { |
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my ($dates,$now,$status) = @_; |
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my ($start,$end) = split(/\./,$dates); |
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if (!$start && !$end) { |
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return 'ok'; |
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} |
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if (grep/^active$/,@{$status}) { |
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if (((!$start) || ($start && $start <= $now)) && ((!$end) || ($end && $end >= $now))) { |
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return 'ok'; |
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} |
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} |
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if (grep/^previous$/,@{$status}) { |
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if ($end > $now ) { |
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return 'ok'; |
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} |
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} |
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if (grep/^future$/,@{$status}) { |
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if ($start > $now) { |
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return 'ok'; |
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} |
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} |
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return; |
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} |
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sub handler { |
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my $r = shift; |
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my $requrl=$r->uri; |
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my %cookies=CGI::Cookie->parse($r->header_in('Cookie')); |
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my $lonid=$cookies{'lonID'}; |
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my $cookie; |
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my $lonidsdir=$r->dir_config('lonIDsDir'); |
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my $handle; |
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if ($lonid) { |
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$handle=$lonid->value; |
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$handle=~s/\W//g; |
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} |
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my ($sso_login); |
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if ($r->user |
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&& (!$lonid || !-e "$lonidsdir/$handle.id" || $handle eq '') ) { |
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$sso_login = 1; |
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my $domain = $r->dir_config('lonDefDomain'); |
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my $home=&Apache::lonnet::homeserver($r->user,$domain); |
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if ($home !~ /(con_lost|no_such_host)/) { |
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$handle=&Apache::lonauth::success($r,$r->user,$domain, |
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$home,'noredirect'); |
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$r->header_out('Set-cookie',"lonID=$handle; path=/"); |
} |
} |
$r->method_number(M_GET); |
} |
$r->method('GET'); |
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$r->headers_in->unset('Content-length'); |
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# ---------------------------------------------------------------- Check access |
if ($sso_login) { |
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&Apache::lonnet::appenv('request.sso.login' => 1); |
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} |
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if ($r->dir_config("lonBalancer") eq 'yes') { |
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$r->set_handlers('PerlResponseHandler'=> |
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[\&Apache::switchserver::handler]); |
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} |
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if ($handle ne '') { |
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if ((-e "$lonidsdir/$handle.id") && ($handle ne '')) { |
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if ($requrl!~/^\/adm\//) { |
# ------------------------------------------------------ Initialize Environment |
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&Apache::lonnet::transfer_profile_to_env($lonidsdir,$handle); |
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# --------------------------------------------------------- Initialize Language |
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&Apache::lonlocal::get_language_handle($r); |
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# -------------------------------------------------------------- Resource State |
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if ($requrl=~/^\/+(res|uploaded)\//) { |
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$env{'request.state'} = "published"; |
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} else { |
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$env{'request.state'} = 'unknown'; |
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} |
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$env{'request.filename'} = $r->filename; |
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$env{'request.noversionuri'} = &Apache::lonnet::deversion($requrl); |
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# -------------------------------------------------------- Load POST parameters |
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&Apache::lonacc::get_posted_cgi($r); |
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# ---------------------------------------------------------------- Check access |
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my $now = time; |
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if ($requrl =~ m|/+uploaded/([^/]+)/([^/]+)/portfolio(/.+)$|) { |
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my $result = &portfolio_access($1,$2,$3); |
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if ($result eq 'ok') { |
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return OK; |
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} elsif ($result =~ /^[^:]+:guest_/) { |
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if (&passphrase_access_checker($r,$result,$requrl) eq 'ok') { |
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return OK; |
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} else { |
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return FORBIDDEN; |
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} |
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} |
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} elsif ($requrl =~ m|/+uploaded/([^/]+)/([^/]+)/groups/([^/]+)/portfolio/(.+)$|) { |
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my $result = &portfolio_access($1,$2,$3.'/'.$4,$3); |
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if ($result eq 'ok') { |
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return OK; |
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} elsif ($result =~ /^[^:]+:guest_/) { |
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if (&passphrase_access_checker($r,$result,$requrl) eq 'ok') { |
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return OK; |
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} else { |
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return FORBIDDEN; |
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} |
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} |
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} |
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if ($requrl!~/^\/adm|public|prtspool\//) { |
my $access=&Apache::lonnet::allowed('bre',$requrl); |
my $access=&Apache::lonnet::allowed('bre',$requrl); |
if ($access eq '1') { |
if ($access eq '1') { |
$ENV{'user.error.msg'}="$requrl:bre:0:0:Choose Course"; |
$env{'user.error.msg'}="$requrl:bre:0:0:Choose Course"; |
return HTTP_NOT_ACCEPTABLE; |
return HTTP_NOT_ACCEPTABLE; |
} |
} |
if (($access ne '2') && ($access ne 'F')) { |
if (($access ne '2') && ($access ne 'F')) { |
$ENV{'user.error.msg'}="$requrl:bre:1:1:Access Denied"; |
$env{'user.error.msg'}="$requrl:bre:1:1:Access Denied"; |
return HTTP_NOT_ACCEPTABLE; |
return HTTP_NOT_ACCEPTABLE; |
} |
} |
} |
} |
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if ($requrl =~ m|^/prtspool/|) { |
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my $start='/prtspool/'.$env{'user.name'}.'_'. |
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$env{'user.domain'}; |
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if ($requrl !~ /^\Q$start\E/) { |
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$env{'user.error.msg'}="$requrl:bre:1:1:Access Denied"; |
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return HTTP_NOT_ACCEPTABLE; |
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} |
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} |
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if ($env{'user.name'} eq 'public' && |
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$env{'user.domain'} eq 'public' && |
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$requrl !~ m{^/+(res|public)/} && |
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$requrl !~ m{^/+adm/(help|logout|randomlabel\.png)}) { |
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$env{'request.querystring'}=$r->args; |
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$env{'request.firsturl'}=$requrl; |
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return FORBIDDEN; |
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} |
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# ------------------------------------------------------------- This is allowed |
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if ($env{'request.course.id'}) { |
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&Apache::lonnet::countacc($requrl); |
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$requrl=~/\.(\w+)$/; |
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if ((&Apache::loncommon::fileembstyle($1) eq 'ssi') || |
|
($requrl=~/^\/adm\/.*\/(aboutme|navmaps|smppg|bulletinboard)(\?|$)/) || |
|
($requrl=~/^\/adm\/wrapper\//) || |
|
($requrl=~m|^/adm/coursedocs/showdoc/|) || |
|
($requrl=~m|\.problem/smpedit$|) || |
|
($requrl=~/^\/public\/.*\/syllabus$/)) { |
|
# ------------------------------------- This is serious stuff, get symb and log |
|
my $query=$r->args; |
|
my $symb; |
|
if ($query) { |
|
&Apache::loncommon::get_unprocessed_cgi($query,['symb']); |
|
} |
|
if ($env{'form.symb'}) { |
|
$symb=&Apache::lonnet::symbclean($env{'form.symb'}); |
|
if ($requrl =~ m|^/adm/wrapper/| |
|
|| $requrl =~ m|^/adm/coursedocs/showdoc/|) { |
|
my ($map,$mid,$murl)=&Apache::lonnet::decode_symb($symb); |
|
&Apache::lonnet::symblist($map,$murl => [$murl,$mid], |
|
'last_known' =>[$murl,$mid]); |
|
} elsif ((&Apache::lonnet::symbverify($symb,$requrl)) || |
|
(($requrl=~m|(.*)/smpedit$|) && |
|
&Apache::lonnet::symbverify($symb,$1))) { |
|
my ($map,$mid,$murl)=&Apache::lonnet::decode_symb($symb); |
|
&Apache::lonnet::symblist($map,$murl => [$murl,$mid], |
|
'last_known' =>[$murl,$mid]); |
|
} else { |
|
$r->log_reason('Invalid symb for '.$requrl.': '. |
|
$symb); |
|
$env{'user.error.msg'}= |
|
"$requrl:bre:1:1:Invalid Access"; |
|
return HTTP_NOT_ACCEPTABLE; |
|
} |
|
} else { |
|
$symb=&Apache::lonnet::symbread($requrl); |
|
if (&Apache::lonnet::is_on_map($requrl) && $symb && |
|
!&Apache::lonnet::symbverify($symb,$requrl)) { |
|
$r->log_reason('Invalid symb for '.$requrl.': '.$symb); |
|
$env{'user.error.msg'}= |
|
"$requrl:bre:1:1:Invalid Access"; |
|
return HTTP_NOT_ACCEPTABLE; |
|
} |
|
if ($symb) { |
|
my ($map,$mid,$murl)= |
|
&Apache::lonnet::decode_symb($symb); |
|
&Apache::lonnet::symblist($map,$murl =>[$murl,$mid], |
|
'last_known' =>[$murl,$mid]); |
|
} |
|
} |
|
$env{'request.symb'}=$symb; |
|
&Apache::lonnet::courseacclog($symb); |
|
} else { |
|
# ------------------------------------------------------- This is other content |
|
&Apache::lonnet::courseacclog($requrl); |
|
} |
|
} |
return OK; |
return OK; |
} else { |
} else { |
$r->log_reason("Cookie $handle not valid", $r->filename) |
$r->log_reason("Cookie $handle not valid", $r->filename); |
}; |
} |
} |
} |
|
|
# ----------------------------------------------- Store where they wanted to go |
# -------------------------------------------- See if this is a public resource |
|
if ($requrl=~m|^/public/| |
|
|| (&Apache::lonnet::metadata($requrl,'copyright') eq 'public')) { |
|
&Apache::lonnet::logthis('Granting public access: '.$requrl); |
|
&Apache::lonlocal::get_language_handle($r); |
|
my $cookie= |
|
&Apache::lonauth::success($r,'public','public','public'); |
|
my $lonidsdir=$r->dir_config('lonIDsDir'); |
|
&Apache::lonnet::transfer_profile_to_env($lonidsdir,$cookie); |
|
&Apache::lonacc::get_posted_cgi($r); |
|
$env{'request.state'} = "published"; |
|
$env{'request.publicaccess'} = 1; |
|
$env{'request.filename'} = $r->filename; |
|
|
$ENV{'request.firsturl'}=$requrl; |
$r->header_out('Set-cookie',"lonID=$cookie; path=/"); |
return FORBIDDEN; |
return OK; |
|
} |
|
if ($requrl=~m|^/+adm/+help/+|) { |
|
return OK; |
|
} |
|
# ------------------------------------- See if this is a viewable portfolio file |
|
if ($requrl =~ m|/+uploaded/([^/]+)/([^/]+)/portfolio(/.+)$|) { |
|
my $result = &portfolio_access($1,$2,$3); |
|
if ($result eq 'ok') { |
|
return OK; |
|
} elsif ($result =~ /^[^:]+:guest_/) { |
|
if (&passphrase_access_checker($r,$result,$requrl) eq 'ok') { |
|
return OK; |
|
} else { |
|
return FORBIDDEN; |
|
} |
|
} |
|
} elsif ($requrl =~ m|/+uploaded/([^/]+)/([^/]+)/groups/([^/]+)/portfolio/(.+)$|) { |
|
my $result = &portfolio_access($1,$2,$3.'/'.$4,$3); |
|
if ($result eq 'ok') { |
|
return OK; |
|
} elsif ($result =~ /^[^:]+:guest_/) { |
|
if (&passphrase_access_checker($r,$result,$requrl) eq 'ok') { |
|
return OK; |
|
} else { |
|
return FORBIDDEN; |
|
} |
|
} |
|
} |
|
# -------------------------------------------------------------- Not authorized |
|
$requrl=~/\.(\w+)$/; |
|
# if ((&Apache::loncommon::fileembstyle($1) eq 'ssi') || |
|
# ($requrl=~/^\/adm\/(roles|logout|email|menu|remote)/) || |
|
# ($requrl=~m|^/prtspool/|)) { |
|
# -------------------------- Store where they wanted to go and get login screen |
|
$env{'request.querystring'}=$r->args; |
|
$env{'request.firsturl'}=$requrl; |
|
return FORBIDDEN; |
|
# } else { |
|
# --------------------------------------------------------------------- Goodbye |
|
# return HTTP_BAD_REQUEST; |
|
# } |
} |
} |
|
|
1; |
1; |
__END__ |
__END__ |
|
|
|
=head1 NAME |
|
|
|
Apache::lonacc - Cookie Based Access Handler |
|
|
|
=head1 SYNOPSIS |
|
|
|
Invoked (for various locations) by /etc/httpd/conf/srm.conf: |
|
|
|
PerlAccessHandler Apache::lonacc |
|
|
|
=head1 INTRODUCTION |
|
|
|
This module enables cookie based authentication and is used |
|
to control access for many different LON-CAPA URIs. |
|
|
|
Whenever the client sends the cookie back to the server, |
|
this cookie is handled by either lonacc.pm or loncacc.pm |
|
(see srm.conf for what is invoked when). If |
|
the cookie is missing or invalid, the user is re-challenged |
|
for login information. |
|
|
|
This is part of the LearningOnline Network with CAPA project |
|
described at http://www.lon-capa.org. |
|
|
|
=head1 HANDLER SUBROUTINE |
|
|
|
This routine is called by Apache and mod_perl. |
|
|
|
=over 4 |
|
|
|
=item * |
|
|
|
transfer profile into environment |
|
|
|
=item * |
|
|
|
load POST parameters |
|
|
|
=item * |
|
|
|
check access |
|
|
|
=item * |
|
|
|
if allowed, get symb, log, generate course statistics if applicable |
|
|
|
=item * |
|
|
|
otherwise return error |
|
|
|
=item * |
|
|
|
see if public resource |
|
|
|
=item * |
|
|
|
store attempted access |
|
|
|
=back |
|
|
|
=cut |