File:
[LON-CAPA] /
loncom /
interface /
multidownload.pl
Revision
1.38:
download - view:
text,
annotated -
select for diffs
Tue Dec 30 23:18:24 2008 UTC (15 years, 8 months ago) by
raeburn
Branches:
MAIN
CVS tags:
version_2_9_X,
version_2_9_99_0,
version_2_9_1,
version_2_9_0,
version_2_8_X,
version_2_8_99_1,
version_2_8_99_0,
version_2_8_2,
version_2_8_1,
version_2_8_0,
version_2_7_99_1,
version_2_10_X,
version_2_10_1,
version_2_10_0_RC2,
version_2_10_0_RC1,
version_2_10_0,
loncapaMITrelate_1,
language_hyphenation_merge,
language_hyphenation,
bz6209-base,
bz6209,
bz5969,
bz2851,
PRINT_INCOMPLETE_base,
PRINT_INCOMPLETE,
HEAD,
GCI_3,
GCI_2,
GCI_1,
BZ5971-printing-apage,
BZ5434-fox
- Missing cookie message generated from &LONCAPA::loncgi::missing_cookie_msg().
- zip file can contain directly uploaded files as well as files submitted from a portfolio.
- CSS: LC_error and LC_filename
#!/usr/bin/perl
# CGI-script to allow download of all essay submissions of
# multiple students.
#
# $Id: multidownload.pl,v 1.38 2008/12/30 23:18:24 raeburn 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/
#
use lib '/home/httpd/lib/perl';
use LONCAPA::loncgi;
use File::Path;
use File::Basename;
use File::Copy;
use Apache::lonhtmlcommon();
use Apache::lonnavmaps();
use Apache::loncommon();
use Apache::lonlocal;
use Apache::lonmsg();
use Apache::lonnet;
use LONCAPA::Enrollment;
use strict;
sub is_flat {
my ($partlist, $res) = @_;
my $flat_part = 1;
my $flat_resp = 1;
if (scalar(@$partlist) > 1) {
$flat_part = 0;
}
foreach my $partid (@$partlist) {
my @ids = $res->responseIds($partid);
if (scalar(@ids) > 1 ) {
$flat_resp = 0;
}
}
return ($flat_part, $flat_resp);
}
sub get_part_resp_path {
my ($flat_part, $flat_resp, $part_id, $resp_id) = @_;
my $part_resp_path = "";
if (!$flat_part) {
$part_resp_path = "part$part_id/";
}
if (!$flat_resp) {
$part_resp_path .= "resp$resp_id/";
}
$part_resp_path =~ s/\/^//;
return('/'.$part_resp_path);
}
$|=1;
&Apache::lonlocal::get_language_handle();
&Apache::loncommon::content_type(undef,'text/html');
if (! &LONCAPA::loncgi::check_cookie_and_load_env()) {
print(&LONCAPA::loncgi::missing_cookie_msg());
return;
}
my $identifier = $ENV{'QUERY_STRING'};
my $unique_path = $identifier.time();
print(&Apache::loncommon::start_page('Multiple Downloads'));
my $scope = $env{'request.course.id'};
if ($env{'request.course.sec'}) {
$scope .= '/'.$env{'request.course.sec'};
}
if (&Apache::lonnet::allowed('vgr',$scope) eq 'F') {
my $symb = $env{'cgi.'.$identifier.'.symb'};
my $navmap = Apache::lonnavmaps::navmap->new();
my $res = $navmap->getBySymb($symb);
my $partlist = $res->parts();
my ($flat_part, $flat_resp) = &is_flat($partlist, $res);
my ($zipout) = ($symb =~ /^.*\/(.+)\.problem$/);
$zipout =~ s/\s/_/g;
$zipout .= "$identifier.zip";
my $courseid = $env{'request.course.id'};
my @stuchecked = split(/\n/,$env{'cgi.'.$identifier.'.students'});
my $number_of_students = scalar(@stuchecked);
my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin('','Processing Status',
'Preparing Zip File',$number_of_students,'inline','80');
my @parts = split(/\n/,$env{'cgi.'.$identifier.'.parts'});
my $doc_zip_root = $Apache::lonnet::perlvar{'lonZipDir'};
my $uname = $env{'user.name'};
my $udom = $env{'user.domain'};
my $unique_user = $uname.":".$udom;
&mkpath($doc_zip_root."/zipdir/$unique_user/$unique_path",0,0700);
if (!open(MANIFEST, ">$doc_zip_root/zipdir/$unique_user/$unique_path/manifest.txt")) {
&Apache::lonnet::logthis("Problem making manifest");
}
print MANIFEST (&mt("Zip file generated on [_1]",&Apache::lonlocal::locallocaltime(time()))."\n");
print MANIFEST (&mt("Course: [_1]",$env{"course.$courseid.description"})."\n");
print MANIFEST (&mt("Problem: [_1]",$res->compTitle)."\n");
print MANIFEST (&mt("Files contained in this zip:")."\n");
my $file_problem = 0;
my $current_student = 0;
foreach my $stu (@stuchecked) {
$current_student ++;
&Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,"Processing student $current_student of $number_of_students");
my %files_saved;
my ($stuname,$studom,$fullname) = split(/:/,$stu);
my %record = &Apache::lonnet::restore($symb,$courseid,$studom,$stuname);
my $port_url = '/uploaded/'.$studom.'/'.$stuname.'/portfolio';
print MANIFEST ($fullname."\n");
my $submission_count = 0;
foreach my $partid (@$partlist) {
my @ids = $res->responseIds($partid);
foreach my $respid (@ids) {
my $part_resp_path = &get_part_resp_path($flat_part,$flat_resp, $partid, $respid);
&mkpath($doc_zip_root."/zipdir/$unique_user/$unique_path/$stuname/$part_resp_path",0,0700);
foreach my $origin ('portfiles','uploadedurl') {
my @files;
if ($record{"resource.$partid.$respid.$origin"} ne '') {
if ($origin eq 'portfiles') {
@files = (split(',',$record{"resource.$partid.$respid.$origin"}));
} else {
@files = ($record{"resource.$partid.$respid.$origin"});
}
}
foreach my $file (@files) {
if ($origin eq 'portfiles') {
$file = $port_url.$file;
}
my ($file_name_only) = ($file =~ m{.*/([^/]+)$});
print MANIFEST ("\t$file_name_only (".&mt("Part [_1]",$partid).
") (".&mt("Response [_1]",$respid).")"."\n");
$submission_count ++;
&Apache::lonnet::repcopy($file);
my $source = &Apache::lonnet::filelocation("",$file);
my $destination = "$doc_zip_root/zipdir/$unique_user/$unique_path/$stuname$part_resp_path/$file_name_only";
if (exists($files_saved{$destination})) {
# file has already been saved once
my ($file_name,$file_ext) =
($destination =~ /(^.*)(\..+$)/);
$destination = $file_name.$files_saved{$destination}.$file_ext;
$files_saved{$destination}++;
}
$files_saved{$destination}++;
if (!©($source,$destination)) {
if (!$file_problem) {
print('<br /><span class="LC_error">'.&mt("Unable to create: ")."</span><br />");
$file_problem = 1;
}
print('<span class="LC_filename">'."$stuname/part$partid/resp$respid/$file_name_only".'</span><br />');
}
}
}
}
}
if (!$submission_count) {
print MANIFEST ("\t".&mt("No Files Submitted")."\n");
}
}
&mkpath($doc_zip_root."/zipout/$unique_user",0,0700);
my $statement;
if (! -e "$doc_zip_root/zipout/$unique_user/$zipout") {
$statement = "cd $doc_zip_root/zipdir/$unique_user/$unique_path\n";
$statement .= "zip -r $doc_zip_root/zipout/$unique_user/$zipout * > /dev/null";
system($statement);
} else {
# should happen only if user reloads page
&Apache::lonnet::logthis("$zipout is already there");
}
$statement = "rm -rf $doc_zip_root/zipdir/$unique_user/$unique_path";
system($statement);
&Apache::lonhtmlcommon::Close_PrgWin('',\%prog_state);
print('<p><a href="/zipspool/zipout/'.$unique_user.'/'.$zipout.'">'.
&mt("Click to download").'</a></p><br />');
close(MANIFEST);
} else {
print(&mt('You are not authorized to download student submissions.'));
}
1;
__END__;
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