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Annotation of loncom/lonnet/perl/lonuploadrep.pm, revision 1.6

1.1       raeburn     1: # The LearningOnline Network
                      2: # Uploaded File Replication Manager
                      3: #
                      4: # Copyright Michigan State University Board of Trustees
                      5: #
                      6: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
                      7: #
                      8: # LON-CAPA is free software; you can redistribute it and/or modify
                      9: # it under the terms of the GNU General Public License as published by
                     10: # the Free Software Foundation; either version 2 of the License, or
                     11: # (at your option) any later version.
                     12: #
                     13: # LON-CAPA is distributed in the hope that it will be useful,
                     14: # but WITHOUT ANY WARRANTY; without even the implied warranty of
                     15: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     16: # GNU General Public License for more details.
                     17: #
                     18: # You should have received a copy of the GNU General Public License
                     19: # along with LON-CAPA; if not, write to the Free Software
                     20: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     21: #
                     22: # /home/httpd/html/adm/gpl.txt
                     23: #
                     24: # http://www.lon-capa.org/
                     25: #
                     26: 
                     27: package Apache::lonuploadrep;
                     28: 
                     29: use strict;
                     30: use Apache::Constants qw(:common :http);
                     31: use Apache::lonnet();
                     32: use CGI::Cookie();
                     33: 
                     34: sub handler {
                     35:     my $r = shift;
                     36:     if ($r->uri =~m|^/*uploaded/(\w+)/(\w+)/(.+)$|) {
1.2       raeburn    37:         my $chome=&Apache::lonnet::homeserver($2,$1);
1.3       albertel   38: 	my @ids=&Apache::lonnet::current_machine_ids();
                     39: 	foreach my $id (@ids) { if ($id eq $chome) { return OK; } }
1.1       raeburn    40:         my $filename =  $Apache::lonnet::perlvar{'lonDocRoot'}.'/userfiles/'.$1.'/'.$2.'/'.$3;
                     41:         my ($info, $rtncode);
                     42:         if (-f $filename) {
                     43:             &Apache::lonnet::getuploaded('HEAD',$r->uri,$1,$2,\$info,\$rtncode);
                     44:             if ($rtncode eq '404') {
                     45:                 unlink($filename);
                     46:             } elsif ( ($info > 0) && ($info =~ /\d+/) )  {
                     47:                 my @statinfo = stat($filename); 
                     48:                 if ($statinfo[9] >= $info ) {
                     49:                     $r->filename($filename);
                     50:                     return OK;
                     51:                 }
                     52:             }
                     53:         }
1.4       albertel   54:         my $response=&Apache::lonnet::repcopy_userfile($r->uri);
1.6     ! raeburn    55:         if ($response eq 'ok') {
1.1       raeburn    56:             $r->filename($filename);
                     57:             return OK;
                     58:         }
                     59:     }
                     60:     my %cookies=CGI::Cookie->parse($r->header_in('Cookie'));
                     61:     my $lonid=$cookies{'lonID'};
                     62:     if ($lonid) {
                     63:         $r->log_reason('Copying failed in lonuploadrep for '.$lonid->value);
                     64:         return HTTP_NOT_FOUND;
                     65:     } else {
                     66:         $r->log_reason('Copying failed in lonuploadrep for unknown user'); 
                     67:         return FORBIDDEN;
                     68:     }
                     69: }
                     70: 
                     71: 1;
                     72: __END__