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Annotation of loncom/interface/multidownload.pl, revision 1.4

1.1       banghart    1: #!/usr/bin/perl
                      2: # CGI-script to allow download of all essay submissions of 
                      3: # multiple students.
                      4: #
1.4     ! banghart    5: # $Id: multidownload.pl,v 1.3 2007/04/05 16:18:22 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 Image::Magick;
                     37: use Apache::lonhtmlcommon();
                     38: use Apache::lonnet;
                     39: use Apache::grades;
                     40: use Apache::loncommon();
                     41: use Apache::lonlocal;
                     42: use Apache::lonmsg();
1.2       banghart   43: use Apache::lonnet;
1.1       banghart   44: use LONCAPA::Enrollment;
                     45: use strict;
                     46: 
1.4     ! banghart   47: sub is_student {
        !            48:     return ($env{'request.role'}=~/^st\./);
        !            49: }
1.1       banghart   50: 
                     51: $|=1;
                     52: if (! &LONCAPA::loncgi::check_cookie_and_load_env()) {
                     53:     print <<END;
                     54: Content-type: text/html
                     55: 
                     56: <html>
                     57: <head><title>Bad Cookie</title></head>
                     58: <body>
                     59: Your cookie information is incorrect.
                     60: </body>
                     61: </html>
                     62: END
                     63:     return;
                     64: }
                     65: &Apache::lonlocal::get_language_handle();
                     66: &Apache::loncommon::content_type(undef,'text/html');
                     67: my $identifier = $ENV{'QUERY_STRING'};
                     68: print(&Apache::loncommon::start_page('Multiple Downloads'));
1.4     ! banghart   69: $env{'request.role'} =~ m/^(.+)\./;
        !            70: my $role = $1;
        !            71: if ($role eq 'cc') {
        !            72:     my $symb = $env{'cgi.'.$identifier.'.symb'};
        !            73:     my $courseid = $env{'request.course.id'};
        !            74:     my @stuchecked = split(/\n/,$env{'cgi.'.$identifier.'.students'});
        !            75:     my @parts = split(/\n/,$env{'cgi.'.$identifier.'.parts'});
        !            76:     my ($partlist,$handgrade,$responseType) = &Apache::grades::response_type($symb);
        !            77:     my @part_response_id = &Apache::grades::flatten_responseType($responseType);
        !            78:     my $doc_zip_root = $Apache::lonnet::perlvar{'lonZipDir'};
        !            79:     my ($partlist,$handgrade,$responseType) = &Apache::grades::response_type($symb);
        !            80:     mkdir($doc_zip_root."/zipdir",0777);
        !            81:     foreach my $stu (@stuchecked) {
        !            82:         my ($uname,$udom,$fullname) = split(/:/,$stu);
        !            83:         mkdir($doc_zip_root."/zipdir/$uname",0777);
        !            84:         my %record = &Apache::lonnet::restore($symb,$courseid,$udom,$uname);
        !            85:         foreach my $part (@part_response_id) {
        !            86:             my ($partid,$respid) = @{$part};
        !            87:             mkdir($doc_zip_root."/zipdir/$uname/part$partid",0777);
        !            88:             mkdir($doc_zip_root."/zipdir/$uname/part$partid/resp$respid",0777);
        !            89:             my $files = &Apache::grades::get_submitted_files($udom,$uname,$partid,$respid,\%record);
        !            90:             foreach my $file (@$files) {
        !            91:                 $file =~ /(^.*\/)(.+$)/;
        !            92:                 my $file_name_only = $2;
        !            93:                 my $file_content = &Apache::lonnet::getfile($file);
        !            94:                 if (open(my $fh,">$doc_zip_root/zipdir/$uname/part$partid/resp$respid/$file_name_only")) {
        !            95:                     print($fh $file_content);
        !            96:                     close($fh);
        !            97:                 } else {
        !            98:                     print("problem creating file <br />");
        !            99:                 }
1.2       banghart  100:             }
1.1       banghart  101:         }
                    102:     }
1.4     ! banghart  103:     mkdir($doc_zip_root."/zipout",0777);
        !           104:     my $statement = "zip -r $doc_zip_root/zipout/output.zip $doc_zip_root/zipdir/* > /dev/null";
        !           105:     system($statement);
        !           106:     $statement = "rm -rf $doc_zip_root/zipdir";
        !           107:     system($statement);
        !           108:     print('<a href="../zipout/output.zip">Click to download</a><br />');
        !           109: } else {
        !           110:     print('You are not authorized to download student submissions.');
1.1       banghart  111: }
1.4     ! banghart  112: # print($env{'request.role'}.' == roles <br />');
1.2       banghart  113: return 1;
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