Annotation of loncom/lontrans.pm, revision 1.15
1.1 www 1: # The LearningOnline Network
2: # URL translation for User Files
3: #
1.15 ! raeburn 4: # $Id: lontrans.pm,v 1.14 2011/10/21 16:03:06 www Exp $
1.1 www 5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
28:
29: package Apache::lontrans;
30:
31: use strict;
1.15 ! raeburn 32: use Apache::Constants qw(:common :remotehost REDIRECT);
1.1 www 33: use Apache::lonnet();
34: use Apache::File();
1.15 ! raeburn 35: use LONCAPA qw(:DEFAULT :match);
1.2 www 36:
1.1 www 37: sub handler {
38: my $r = shift;
1.12 albertel 39: # FIXME line remove when mod_perl fixes BUG#4948
40: $r->notes->set('error-notes' => '');
1.15 ! raeburn 41: if ($r->uri=~m{^/raw/}) {
! 42: my $host = $r->headers_in->get('Host');
! 43: if ($host) {
! 44: unless ($host =~ /^internal\-/) {
! 45: my $c = $r->connection;
! 46: if (ref($c)) {
! 47: my $remote_ip = $c->remote_ip;
! 48: my $lonhost = $r->dir_config('lonHostID');
! 49: if (&redirect_raw($remote_ip,$lonhost)) {
! 50: my $location = 'https://internal-'.$host.$r->uri;
! 51: $r->headers_out->set(Location => $location);
! 52: return REDIRECT;
! 53: }
! 54: }
! 55: }
! 56: }
! 57: }
1.7 raeburn 58: if ($r->uri=~m|^(/raw)?/uploaded/|) {
59: my $fn = $r->uri();
60: $fn=~s/^\/raw//;
61: my (undef,undef,$udom,$uname,@ufile)=split(/\//,$fn);
1.10 albertel 62: if (@ufile) { $ufile[-1]=~s/^[\~\.]+//; }
1.7 raeburn 63: my $chome=&Apache::lonnet::homeserver($uname,$udom);
1.9 albertel 64: my $allowed=0;
65: my @ids=&Apache::lonnet::current_machine_ids();
66: foreach my $id (@ids) { if ($id eq $chome) { $allowed=1; } }
67: if ($allowed) {
1.13 albertel 68: $r->filename(&propath($udom,$uname).
69: '/userfiles/'.(join('/',@ufile)));
1.7 raeburn 70: }
1.15 ! raeburn 71: return OK;
! 72: } else {
! 73: return DECLINED;
! 74: }
! 75: }
! 76:
! 77: sub redirect_raw {
! 78: my ($remote_ip,$lonhost) = @_;
! 79: my @remhostids = &Apache::lonnet::get_hosts_from_ip($remote_ip);
! 80: my $redirect;
! 81: while (@remhostids) {
! 82: my $try_server = pop(@remhostids);
! 83: my $remhostname = &Apache::lonnet::hostname($try_server);
! 84: if ($remhostname) {
! 85: my $remoterev = &Apache::lonnet::get_server_loncaparev(undef,$try_server);
! 86: my ($remmajor,$remminor) = ($remoterev =~ /^(\d+)\.(\d+)/);
! 87: if (($remmajor > 2) || (($remmajor == 2) && $remminor >= 12)) {
! 88: my $internet_names = &Apache::lonnet::get_internet_names($try_server);
! 89: if (ref($internet_names) eq 'ARRAY') {
! 90: my $intdom = &Apache::lonnet::internet_dom($lonhost);
! 91: unless (grep(/^\Q$intdom\E$/,@{$internet_names})) {
! 92: my $lonhostname = &Apache::lonnet::hostname($lonhost);
! 93: my $serverhomeID = &Apache::lonnet::get_server_homeID($lonhostname);
! 94: my $serverhomedom = &Apache::lonnet::host_domain($serverhomeID);
! 95: my %domdefaults = &Apache::lonnet::get_domain_defaults($serverhomedom);
! 96: my $replication = $domdefaults{'replication'};
! 97: if (ref($replication) eq 'HASH') {
! 98: my $remhomeID = &Apache::lonnet::get_server_homeID($remhostname);
! 99: my $remhomedom = &Apache::lonnet::host_domain($remhomeID);
! 100: my $remprimary = &Apache::lonnet::domain($remhomedom,'primary');
! 101: my $remintdom = &Apache::lonnet::internet_dom($remprimary);
! 102: if (ref($replication->{'certreq'}) eq 'ARRAY') {
! 103: if (grep(/^\Q$remintdom\E$/,@{$replication->{'certreq'}})) {
! 104: $redirect = 1;
! 105: } else {
! 106: $redirect = 0;
! 107: }
! 108: }
! 109: if (ref($replication->{'nocertreq'}) eq 'ARRAY') {
! 110: if (grep(/^\Q$remintdom\E$/,@{$replication->{'nocertreq'}})) {
! 111: $redirect = 0;
! 112: } else {
! 113: $redirect = 1;
! 114: }
! 115: }
! 116: }
! 117: }
! 118: }
! 119: }
! 120: last;
! 121: }
! 122: }
! 123: return $redirect;
1.1 www 124: }
125:
126: 1;
127: __END__
128:
129:
130:
131:
132:
133:
134:
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