Annotation of loncom/publisher/lonupload.pm, revision 1.8
1.1 www 1: # The LearningOnline Network with CAPA
2: # Handler to upload files into construction space
3: #
1.8 ! matthew 4: # $Id: gplheader.pl,v 1.1 2001/11/29 18:19:27 www Exp $
! 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: #
1.1 www 28: # (Handler to retrieve an old version of a file
29: #
30: # (Publication Handler
31: #
32: # (TeX Content Handler
33: #
34: # 05/29/00,05/30,10/11 Gerd Kortemeyer)
35: #
36: # 11/28,11/29,11/30,12/01,12/02,12/04,12/23 Gerd Kortemeyer
37: # 03/23 Guy Albertelli
38: # 03/24,03/29 Gerd Kortemeyer)
39: #
40: # 03/31,04/03 Gerd Kortemeyer)
41: #
1.7 www 42: # 04/05,04/09,05/25,06/23,06/24,08/22 Gerd Kortemeyer
1.8 ! matthew 43: # 11/29 Matthew Hall
1.1 www 44:
45: package Apache::lonupload;
46:
47: use strict;
48: use Apache::File;
49: use File::Copy;
50: use Apache::Constants qw(:common :http :methods);
1.3 www 51: use Apache::loncacc;
1.8 ! matthew 52: use Apache::lonnet;
1.1 www 53:
1.2 www 54: sub upfile_store {
55: my $r=shift;
56:
57: my $fname=$ENV{'form.upfile.filename'};
58: $fname=~s/\W//g;
59:
60: chop($ENV{'form.upfile'});
1.1 www 61:
1.2 www 62: my $datatoken=$ENV{'user.name'}.'_'.$ENV{'user.domain'}.
63: '_upload_'.$fname.'_'.time.'_'.$$;
64: {
65: my $fh=Apache::File->new('>'.$r->dir_config('lonDaemons').
66: '/tmp/'.$datatoken.'.tmp');
67: print $fh $ENV{'form.upfile'};
1.1 www 68: }
1.2 www 69: return $datatoken;
70: }
71:
72:
73: sub phaseone {
1.5 www 74: my ($r,$fn,$uname,$udom)=@_;
1.6 www 75: $ENV{'form.upfile.filename'}=~s/\\/\//g;
76: $ENV{'form.upfile.filename'}=~s/^.*\/([^\/]+)$/$1/;
1.5 www 77: if ($ENV{'form.upfile.filename'}) {
1.2 www 78: $fn=~s/\/[^\/]+$//;
79: $fn=~s/([^\/])$/$1\//;
80: $fn.=$ENV{'form.upfile.filename'};
1.3 www 81: $fn=~s/^\///;
82: $fn=~s/(\/)+/\//g;
1.8 ! matthew 83:
1.3 www 84: if (($fn) && ($fn!~/\/$/)) {
85: $r->print(
1.2 www 86: '<form action=/adm/upload method=post>'.
87: '<input type=hidden name=phase value=two>'.
88: '<input type=hidden name=datatoken value="'.&upfile_store.'">'.
89: 'Store uploaded file as '.
1.3 www 90: '<input type=text size=50 name=filename value="/priv/'.
91: $uname.'/'.$fn.'"><br>'.
1.2 www 92: '<input type=submit value="Store"></form>');
1.8 ! matthew 93: # Check for bad extension
! 94: if ($fn=~/\.(\w+)$/ &&
! 95: (&Apache::lonnet::fileembstyle($1) eq 'hdn')) {
! 96: $r->print(
! 97: '<font color=red>'.
! 98: 'The extension on this file, "'.$1.
! 99: '", is reserved internally by LON-CAPA. <br \>'.
! 100: 'Please change the extension.'.
! 101: '</font>');
! 102: }
1.3 www 103: } else {
104: $r->print('<font color=red>Illegal filename.</font>');
105: }
1.5 www 106: } else {
107: $r->print('<font color=red>No upload file specified.</font>');
108: }
1.1 www 109: }
110:
111: sub phasetwo {
1.4 www 112: my ($r,$fn,$uname,$udom)=@_;
113: if ($fn=~/^\/priv\/$uname\//) {
1.3 www 114: my $tfn=$fn;
115: $tfn=~s/^\/(\~|priv)\/(\w+)//;
116: my $target='/home/'.$uname.'/public_html'.$tfn;
1.2 www 117: my $datatoken=$ENV{'form.datatoken'};
118: if (($fn) && ($datatoken)) {
119: if ((-e $target) && ($ENV{'form.override'} ne 'Yes')) {
120: $r->print(
121: '<form action=/adm/upload method=post>'.
122: 'File <tt>'.$fn.'</tt> exists. Overwrite? '.
123: '<input type=hidden name=phase value=two>'.
124: '<input type=hidden name=filename value="'.$fn.'">'.
125: '<input type=hidden name=datatoken value="'.$datatoken.'">'.
126: '<input type=submit name=override value="Yes"></form>');
127: } else {
128: my $source=$r->dir_config('lonDaemons').
129: '/tmp/'.$datatoken.'.tmp';
1.8 ! matthew 130: # Check for bad extension
! 131: if ($fn=~/\.(\w+)$/ &&
! 132: (&Apache::lonnet::fileembstyle($1) eq 'hdn')) {
! 133: $r->print(
! 134: 'File <tt>'.$fn.'</tt> could not be copied.<br />'.
! 135: '<font color=red>'.
! 136: 'The extension on this file is reserved internally by LON-CAPA.'.
! 137: '</font>');
! 138: } elsif (copy($source,$target)) {
1.2 www 139: $r->print('File copied.');
1.3 www 140: $r->print('<p><font size=+2><a href="'.$fn.
1.2 www 141: '">View file</a></font>');
142: } else {
143: $r->print('Failed to copy: '.$!);
144: }
145: }
1.1 www 146: } else {
147: $r->print(
1.2 www 148: '<font size=+1 color=red>Please pick a filename</font><p>');
1.1 www 149: &phaseone($r,$fn,$uname,$udom);
150: }
1.4 www 151: } else {
152: $r->print(
153: '<font size=+1 color=red>Please pick a filename</font><p>');
154: &phaseone($r,$fn,$uname,$udom);
155: }
1.1 www 156: }
157:
158: sub handler {
159:
160: my $r=shift;
161:
1.3 www 162: my $uname;
163: my $udom;
164:
1.5 www 165: ($uname,$udom)=
1.3 www 166: &Apache::loncacc::constructaccess(
1.5 www 167: $ENV{'form.filename'},$r->dir_config('lonDefDomain'));
168: unless (($uname) && ($udom)) {
1.3 www 169: $r->log_reason($uname.' at '.$udom.
170: ' trying to publish file '.$ENV{'form.filename'}.
171: ' - not authorized',
172: $r->filename);
173: return HTTP_NOT_ACCEPTABLE;
174: }
175:
1.1 www 176: my $fn;
177:
178: if ($ENV{'form.filename'}) {
179: $fn=$ENV{'form.filename'};
1.3 www 180: $fn=~s/^http\:\/\/[^\/]+\/(\~|priv\/)(\w+)//;
1.1 www 181: } else {
182: $r->log_reason($ENV{'user.name'}.' at '.$ENV{'user.domain'}.
1.2 www 183: ' unspecified filename for upload', $r->filename);
1.1 www 184: return HTTP_NOT_FOUND;
185: }
186:
187: # ----------------------------------------------------------- Start page output
188:
189:
190: $r->content_type('text/html');
191: $r->send_http_header;
192:
193: $r->print('<html><head><title>LON-CAPA Construction Space</title></head>');
194:
195: $r->print(
196: '<body bgcolor="#FFFFFF"><img align=right src=/adm/lonIcons/lonlogos.gif>');
197:
198:
1.2 www 199: $r->print('<h1>Upload file to Construction Space</h1>');
1.3 www 200:
201: if (($uname ne $ENV{'user.name'}) || ($udom ne $ENV{'user.domain'})) {
202: $r->print('<h3><font color=red>Co-Author: '.$uname.' at '.$udom.
203: '</font></h3>');
204: }
205:
1.1 www 206:
207: if ($ENV{'form.phase'} eq 'two') {
208: &phasetwo($r,$fn,$uname,$udom);
209: } else {
210: &phaseone($r,$fn,$uname,$udom);
211: }
212:
213: $r->print('</body></html>');
214: return OK;
215: }
1.7 www 216:
217: 1;
218: __END__
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