Annotation of loncom/publisher/lonupload.pm, revision 1.6
1.1 www 1: # The LearningOnline Network with CAPA
2: # Handler to upload files into construction space
3: #
4: # (Handler to retrieve an old version of a file
5: #
6: # (Publication Handler
7: #
8: # (TeX Content Handler
9: #
10: # 05/29/00,05/30,10/11 Gerd Kortemeyer)
11: #
12: # 11/28,11/29,11/30,12/01,12/02,12/04,12/23 Gerd Kortemeyer
13: # 03/23 Guy Albertelli
14: # 03/24,03/29 Gerd Kortemeyer)
15: #
16: # 03/31,04/03 Gerd Kortemeyer)
17: #
1.6 ! www 18: # 04/05,04/09,05/25,06/23,06/24 Gerd Kortemeyer
1.1 www 19:
20: package Apache::lonupload;
21:
22: use strict;
23: use Apache::File;
24: use File::Copy;
25: use Apache::Constants qw(:common :http :methods);
1.3 www 26: use Apache::loncacc;
1.1 www 27:
1.2 www 28: sub upfile_store {
29: my $r=shift;
30:
31: my $fname=$ENV{'form.upfile.filename'};
32: $fname=~s/\W//g;
33:
34: chop($ENV{'form.upfile'});
1.1 www 35:
1.2 www 36: my $datatoken=$ENV{'user.name'}.'_'.$ENV{'user.domain'}.
37: '_upload_'.$fname.'_'.time.'_'.$$;
38: {
39: my $fh=Apache::File->new('>'.$r->dir_config('lonDaemons').
40: '/tmp/'.$datatoken.'.tmp');
41: print $fh $ENV{'form.upfile'};
1.1 www 42: }
1.2 www 43: return $datatoken;
44: }
45:
46:
47: sub phaseone {
1.5 www 48: my ($r,$fn,$uname,$udom)=@_;
1.6 ! www 49: $ENV{'form.upfile.filename'}=~s/\\/\//g;
! 50: $ENV{'form.upfile.filename'}=~s/^.*\/([^\/]+)$/$1/;
1.5 www 51: if ($ENV{'form.upfile.filename'}) {
1.2 www 52: $fn=~s/\/[^\/]+$//;
53: $fn=~s/([^\/])$/$1\//;
54: $fn.=$ENV{'form.upfile.filename'};
1.3 www 55: $fn=~s/^\///;
56: $fn=~s/(\/)+/\//g;
57: if (($fn) && ($fn!~/\/$/)) {
58: $r->print(
1.2 www 59: '<form action=/adm/upload method=post>'.
60: '<input type=hidden name=phase value=two>'.
61: '<input type=hidden name=datatoken value="'.&upfile_store.'">'.
62: 'Store uploaded file as '.
1.3 www 63: '<input type=text size=50 name=filename value="/priv/'.
64: $uname.'/'.$fn.'"><br>'.
1.2 www 65: '<input type=submit value="Store"></form>');
1.3 www 66: } else {
67: $r->print('<font color=red>Illegal filename.</font>');
68: }
1.5 www 69: } else {
70: $r->print('<font color=red>No upload file specified.</font>');
71: }
1.1 www 72: }
73:
74: sub phasetwo {
1.4 www 75: my ($r,$fn,$uname,$udom)=@_;
76: if ($fn=~/^\/priv\/$uname\//) {
1.3 www 77: my $tfn=$fn;
78: $tfn=~s/^\/(\~|priv)\/(\w+)//;
79: my $target='/home/'.$uname.'/public_html'.$tfn;
1.2 www 80: my $datatoken=$ENV{'form.datatoken'};
81: if (($fn) && ($datatoken)) {
82: if ((-e $target) && ($ENV{'form.override'} ne 'Yes')) {
83: $r->print(
84: '<form action=/adm/upload method=post>'.
85: 'File <tt>'.$fn.'</tt> exists. Overwrite? '.
86: '<input type=hidden name=phase value=two>'.
87: '<input type=hidden name=filename value="'.$fn.'">'.
88: '<input type=hidden name=datatoken value="'.$datatoken.'">'.
89: '<input type=submit name=override value="Yes"></form>');
90: } else {
91: my $source=$r->dir_config('lonDaemons').
92: '/tmp/'.$datatoken.'.tmp';
93: if (copy($source,$target)) {
94: $r->print('File copied.');
1.3 www 95: $r->print('<p><font size=+2><a href="'.$fn.
1.2 www 96: '">View file</a></font>');
97: } else {
98: $r->print('Failed to copy: '.$!);
99: }
100: }
1.1 www 101: } else {
102: $r->print(
1.2 www 103: '<font size=+1 color=red>Please pick a filename</font><p>');
1.1 www 104: &phaseone($r,$fn,$uname,$udom);
105: }
1.4 www 106: } else {
107: $r->print(
108: '<font size=+1 color=red>Please pick a filename</font><p>');
109: &phaseone($r,$fn,$uname,$udom);
110: }
1.1 www 111: }
112:
113: sub handler {
114:
115: my $r=shift;
116:
1.3 www 117: my $uname;
118: my $udom;
119:
1.5 www 120: ($uname,$udom)=
1.3 www 121: &Apache::loncacc::constructaccess(
1.5 www 122: $ENV{'form.filename'},$r->dir_config('lonDefDomain'));
123: unless (($uname) && ($udom)) {
1.3 www 124: $r->log_reason($uname.' at '.$udom.
125: ' trying to publish file '.$ENV{'form.filename'}.
126: ' - not authorized',
127: $r->filename);
128: return HTTP_NOT_ACCEPTABLE;
129: }
130:
1.1 www 131: my $fn;
132:
133: if ($ENV{'form.filename'}) {
134: $fn=$ENV{'form.filename'};
1.3 www 135: $fn=~s/^http\:\/\/[^\/]+\/(\~|priv\/)(\w+)//;
1.1 www 136: } else {
137: $r->log_reason($ENV{'user.name'}.' at '.$ENV{'user.domain'}.
1.2 www 138: ' unspecified filename for upload', $r->filename);
1.1 www 139: return HTTP_NOT_FOUND;
140: }
141:
142: # ----------------------------------------------------------- Start page output
143:
144:
145: $r->content_type('text/html');
146: $r->send_http_header;
147:
148: $r->print('<html><head><title>LON-CAPA Construction Space</title></head>');
149:
150: $r->print(
151: '<body bgcolor="#FFFFFF"><img align=right src=/adm/lonIcons/lonlogos.gif>');
152:
153:
1.2 www 154: $r->print('<h1>Upload file to Construction Space</h1>');
1.3 www 155:
156: if (($uname ne $ENV{'user.name'}) || ($udom ne $ENV{'user.domain'})) {
157: $r->print('<h3><font color=red>Co-Author: '.$uname.' at '.$udom.
158: '</font></h3>');
159: }
160:
1.1 www 161:
162: if ($ENV{'form.phase'} eq 'two') {
163: &phasetwo($r,$fn,$uname,$udom);
164: } else {
165: &phaseone($r,$fn,$uname,$udom);
166: }
167:
168: $r->print('</body></html>');
169: return OK;
170: }
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