Annotation of loncom/interface/multidownload.pl, revision 1.15
1.1 banghart 1: #!/usr/bin/perl
2: # CGI-script to allow download of all essay submissions of
3: # multiple students.
4: #
1.15 ! banghart 5: # $Id: multidownload.pl,v 1.14 2007/04/26 22:16:57 banghart Exp $
1.1 banghart 6: #
7: # Copyright Michigan State University Board of Trustees
8: #
9: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
10: #
11: # LON-CAPA is free software; you can redistribute it and/or modify
12: # it under the terms of the GNU General Public License as published by
13: # the Free Software Foundation; either version 2 of the License, or
14: # (at your option) any later version.
15: #
16: # LON-CAPA is distributed in the hope that it will be useful,
17: # but WITHOUT ANY WARRANTY; without even the implied warranty of
18: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19: # GNU General Public License for more details.
20: #
21: # You should have received a copy of the GNU General Public License
22: # along with LON-CAPA; if not, write to the Free Software
23: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24: #
25: # /home/httpd/html/adm/gpl.txt
26: #
27: # http://www.lon-capa.org/
28: #
29:
30: use lib '/home/httpd/lib/perl';
31: use LONCAPA::loncgi;
32: use File::Path;
33: use File::Basename;
34: use File::Copy;
35: use IO::File;
36: use Apache::lonhtmlcommon();
37: use Apache::lonnet;
38: use Apache::grades;
39: use Apache::loncommon();
40: use Apache::lonlocal;
41: use Apache::lonmsg();
1.2 banghart 42: use Apache::lonnet;
1.1 banghart 43: use LONCAPA::Enrollment;
44: use strict;
45:
46: $|=1;
47: if (! &LONCAPA::loncgi::check_cookie_and_load_env()) {
48: print <<END;
49: Content-type: text/html
50:
51: <html>
52: <head><title>Bad Cookie</title></head>
53: <body>
54: Your cookie information is incorrect.
55: </body>
56: </html>
57: END
58: return;
59: }
60: &Apache::lonlocal::get_language_handle();
61: &Apache::loncommon::content_type(undef,'text/html');
62: my $identifier = $ENV{'QUERY_STRING'};
1.8 banghart 63: my $unique_path = $identifier.time();
1.1 banghart 64: print(&Apache::loncommon::start_page('Multiple Downloads'));
1.6 banghart 65:
66: my $scope = $env{'request.course.id'};
67: if ($env{'request.course.sec'}) {
68: $scope .= '/'.$env{'request.course.sec'};
69: }
70: if (&Apache::lonnet::allowed('vgr',$scope) eq 'F') {
1.4 banghart 71: my $symb = $env{'cgi.'.$identifier.'.symb'};
1.10 banghart 72: $symb =~ /^.*\/(.+)\.problem$/;
73: my $zipout = $1.".zip";
74: $zipout =~ s/\s/_/g;
1.4 banghart 75: my $courseid = $env{'request.course.id'};
76: my @stuchecked = split(/\n/,$env{'cgi.'.$identifier.'.students'});
77: my @parts = split(/\n/,$env{'cgi.'.$identifier.'.parts'});
78: my ($partlist,$handgrade,$responseType) = &Apache::grades::response_type($symb);
79: my @part_response_id = &Apache::grades::flatten_responseType($responseType);
80: my $doc_zip_root = $Apache::lonnet::perlvar{'lonZipDir'};
81: my ($partlist,$handgrade,$responseType) = &Apache::grades::response_type($symb);
1.5 banghart 82: my $uname = $env{'user.name'};
83: my $udom = $env{'user.domain'};
1.11 banghart 84: &mkpath($doc_zip_root."/zipdir/$uname$udom/$unique_path",0,0700);
1.15 ! banghart 85: my $file_problem = 0;
1.4 banghart 86: foreach my $stu (@stuchecked) {
1.15 ! banghart 87: my %files_saved;
! 88: my $file_increment = 2;
1.5 banghart 89: my ($stuname,$studom,$fullname) = split(/:/,$stu);
90: my %record = &Apache::lonnet::restore($symb,$courseid,$studom,$stuname);
1.4 banghart 91: foreach my $part (@part_response_id) {
92: my ($partid,$respid) = @{$part};
1.11 banghart 93: &mkpath($doc_zip_root."/zipdir/$uname$udom/$unique_path/$stuname/part$partid/resp$respid",0,0700);
1.5 banghart 94: my $files = &Apache::grades::get_submitted_files($studom,$stuname,$partid,$respid,\%record);
1.4 banghart 95: foreach my $file (@$files) {
96: $file =~ /(^.*\/)(.+$)/;
97: my $file_name_only = $2;
1.12 banghart 98: &Apache::lonnet::repcopy($file);
99: my $source = &Apache::lonnet::filelocation("",$file);
1.15 ! banghart 100: my $destination = "$doc_zip_root/zipdir/$uname$udom/$unique_path/$stuname/part$partid/resp$respid/$file_name_only";
! 101: if (exists($files_saved{$destination})) {
! 102: # file has already been saved once
! 103: &Apache::lonnet::logthis("found duplicate file name");
! 104: &Apache::lonnet::logthis("destination was $destination");
! 105: $destination =~ /(^.*)(\..+$)/;
! 106: $destination = $1.$file_increment.$2;
! 107: &Apache::lonnet::logthis("destination is $destination");
! 108: $file_increment ++;
! 109: }
! 110: $files_saved{$destination} = 1;
! 111: if (!©($source,$destination)) {
1.14 banghart 112: if (!$file_problem) {
113: print &mt("Unable to create: <br />");
114: $file_problem = 1;
115: }
116: print ("$stuname/part$partid/resp$respid/$file_name_only <br />");
117: }
1.2 banghart 118: }
1.1 banghart 119: }
120: }
1.11 banghart 121: &mkpath($doc_zip_root."/zipout/$uname$udom",0,0700);
1.9 banghart 122: my $statement = "cd $doc_zip_root/zipdir/$uname$udom/$unique_path\n";
1.10 banghart 123: $statement .= "zip -r $doc_zip_root/zipout/$uname$udom/$zipout * > /dev/null";
1.4 banghart 124: system($statement);
1.9 banghart 125: $statement = "rm -rf $doc_zip_root/zipdir/$uname$udom/$unique_path";
1.4 banghart 126: system($statement);
1.13 banghart 127: print('<a href="/zipspool/zipout/'.$uname.$udom.'/'.$zipout.'">'.
128: &mt("Click to download").'</a><br />');
1.4 banghart 129: } else {
1.13 banghart 130: print(&mt('You are not authorized to download student submissions.'));
1.1 banghart 131: }
1.6 banghart 132: 1;
133: __END__;
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