# The LearningOnline Network with CAPA # Handler to upload files into construction space # # $Id: lonupload.pm,v 1.16 2003/06/23 21:56:31 albertel Exp $ # # Copyright Michigan State University Board of Trustees # # This file is part of the LearningOnline Network with CAPA (LON-CAPA). # # LON-CAPA is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2 of the License, or # (at your option) any later version. # # LON-CAPA is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with LON-CAPA; if not, write to the Free Software # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA # # /home/httpd/html/adm/gpl.txt # # http://www.lon-capa.org/ # # (Handler to retrieve an old version of a file # # (Publication Handler # # (TeX Content Handler # # YEAR=2000 # 05/29/00,05/30,10/11 Gerd Kortemeyer) # # 11/28,11/29,11/30,12/01,12/02,12/04,12/23 Gerd Kortemeyer # YEAR=2001 # 03/23 Guy Albertelli # 03/24,03/29 Gerd Kortemeyer) # # 03/31,04/03 Gerd Kortemeyer) # # 04/05,04/09,05/25,06/23,06/24,08/22 Gerd Kortemeyer # 11/29 Matthew Hall # ### package Apache::lonupload; use strict; use Apache::File; use File::Copy; use File::Basename; use Apache::Constants qw(:common :http :methods); use Apache::loncacc; use Apache::loncommon(); use Apache::Log(); use Apache::lonnet; use HTML::Entities(); my $DEBUG=0; sub Debug { # Marshall the parameters. my $r = shift; my $log = $r->log; my $message = shift; # Put out the indicated message butonly if DEBUG is false. if ($DEBUG) { $log->debug($message); } } sub upfile_store { my $r=shift; my $fname=$ENV{'form.upfile.filename'}; $fname=~s/\W//g; chop($ENV{'form.upfile'}); my $datatoken=$ENV{'user.name'}.'_'.$ENV{'user.domain'}. '_upload_'.$fname.'_'.time.'_'.$$; { my $fh=Apache::File->new('>'.$r->dir_config('lonDaemons'). '/tmp/'.$datatoken.'.tmp'); print $fh $ENV{'form.upfile'}; } return $datatoken; } sub phaseone { my ($r,$fn,$uname,$udom)=@_; $ENV{'form.upfile.filename'}=~s/\\/\//g; $ENV{'form.upfile.filename'}=~s/^.*\/([^\/]+)$/$1/; if ($ENV{'form.upfile.filename'}) { $fn=~s/\/[^\/]+$//; $fn=~s/([^\/])$/$1\//; $fn.=$ENV{'form.upfile.filename'}; $fn=~s/^\///; $fn=~s/(\/)+/\//g; # Fn is the full path to the destination filename. # &Debug($r, "Filename for upload: $fn"); if (($fn) && ($fn!~/\/$/)) { $r->print( '
'); # Check for bad extension and warn user if ($fn=~/\.(\w+)$/ && (&Apache::loncommon::fileembstyle($1) eq 'hdn')) { $r->print( ''. 'The extension on this file, "'.$1. '", is reserved internally by LON-CAPA.View file'); $r->print('
Back to Directory'); } else { $r->print('Failed to copy: '.$!); } } } else { $r->print( 'Please pick a filename
'); &phaseone($r,$fn,$uname,$udom); } } else { $r->print( 'Please pick a filename
'); &phaseone($r,$fn,$uname,$udom); } } # ---------------------------------------------------------------- Main Handler sub handler { my $r=shift; my $uname; my $udom; ($uname,$udom)= &Apache::loncacc::constructaccess( $ENV{'form.filename'},$r->dir_config('lonDefDomain')); unless (($uname) && ($udom)) { $r->log_reason($uname.' at '.$udom. ' trying to publish file '.$ENV{'form.filename'}. ' - not authorized', $r->filename); return HTTP_NOT_ACCEPTABLE; } my $fn; if ($ENV{'form.filename'}) { $fn=$ENV{'form.filename'}; $fn=~s/^http\:\/\/[^\/]+\/(\~|priv\/)(\w+)//; } else { $r->log_reason($ENV{'user.name'}.' at '.$ENV{'user.domain'}. ' unspecified filename for upload', $r->filename); return HTTP_NOT_FOUND; } # ----------------------------------------------------------- Start page output $r->content_type('text/html'); $r->send_http_header; $r->print('