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Annotation of loncom/lonnet/perl/lonuploadrep.pm, revision 1.1

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+)/(.+)$|) {
        !            37:         my $filename =  $Apache::lonnet::perlvar{'lonDocRoot'}.'/userfiles/'.$1.'/'.$2.'/'.$3;
        !            38:         my ($info, $rtncode);
        !            39:         if (-f $filename) {
        !            40:             &Apache::lonnet::getuploaded('HEAD',$r->uri,$1,$2,\$info,\$rtncode);
        !            41:             if ($rtncode eq '404') {
        !            42:                 unlink($filename);
        !            43:             } elsif ( ($info > 0) && ($info =~ /\d+/) )  {
        !            44:                 my @statinfo = stat($filename); 
        !            45:                 if ($statinfo[9] >= $info ) {
        !            46:                     $r->filename($filename);
        !            47:                     return OK;
        !            48:                 }
        !            49:             }
        !            50:         }
        !            51:         my $response=&Apache::lonnet::getfile($r->uri,'uploadrep');
        !            52:         if ($response eq 'ok') {
        !            53:             $r->filename($filename);
        !            54:             return OK;
        !            55:         }
        !            56:     }
        !            57:     my %cookies=CGI::Cookie->parse($r->header_in('Cookie'));
        !            58:     my $lonid=$cookies{'lonID'};
        !            59:     if ($lonid) {
        !            60:         $r->log_reason('Copying failed in lonuploadrep for '.$lonid->value);
        !            61:         return HTTP_NOT_FOUND;
        !            62:     } else {
        !            63:         $r->log_reason('Copying failed in lonuploadrep for unknown user'); 
        !            64:         return FORBIDDEN;
        !            65:     }
        !            66: }
        !            67: 
        !            68: 1;
        !            69: __END__