--- loncom/interface/multidownload.pl 2007/04/26 17:43:24 1.7 +++ loncom/interface/multidownload.pl 2007/05/13 18:00:32 1.26 @@ -2,7 +2,7 @@ # CGI-script to allow download of all essay submissions of # multiple students. # -# $Id: multidownload.pl,v 1.7 2007/04/26 17:43:24 banghart Exp $ +# $Id: multidownload.pl,v 1.26 2007/05/13 18:00:32 banghart Exp $ # # Copyright Michigan State University Board of Trustees # @@ -33,10 +33,9 @@ use File::Path; use File::Basename; use File::Copy; use IO::File; -use Image::Magick; use Apache::lonhtmlcommon(); +use Apache::lonnavmaps; use Apache::lonnet; -use Apache::grades; use Apache::loncommon(); use Apache::lonlocal; use Apache::lonmsg(); @@ -44,6 +43,33 @@ 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; if (! &LONCAPA::loncgi::check_cookie_and_load_env()) { print <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 ($partlist,$handgrade,$responseType) = &Apache::grades::response_type($symb); - my @part_response_id = &Apache::grades::flatten_responseType($responseType); my $doc_zip_root = $Apache::lonnet::perlvar{'lonZipDir'}; - my ($partlist,$handgrade,$responseType) = &Apache::grades::response_type($symb); my $uname = $env{'user.name'}; my $udom = $env{'user.domain'}; - mkdir($doc_zip_root."/zipdir",0700); - mkdir($doc_zip_root."/zipdir/$identifier",0700); + 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("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(/:/,$stu); - mkdir($doc_zip_root."/zipdir/$identifier/$stuname",0700); my %record = &Apache::lonnet::restore($symb,$courseid,$studom,$stuname); - foreach my $part (@part_response_id) { - my ($partid,$respid) = @{$part}; - mkdir($doc_zip_root."/zipdir/$identifier/$stuname/part$partid",0700); - mkdir($doc_zip_root."/zipdir/$identifier/$stuname/part$partid/resp$respid",0700); - my $files = &Apache::grades::get_submitted_files($studom,$stuname,$partid,$respid,\%record); - foreach my $file (@$files) { - $file =~ /(^.*\/)(.+$)/; - my $file_name_only = $2; - my $file_content = &Apache::lonnet::getfile($file); - if (open(my $fh,">$doc_zip_root/zipdir/$identifier/$stuname/part$partid/resp$respid/$file_name_only")) { - print($fh $file_content); - close($fh); - } else { - print("problem creating file
"); + my $file_url = '/uploaded/'.$studom.'/'.$stuname.'/portfolio'; + print MANIFEST $fullname."\n"; + + 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 $file (split(',',$record{"resource.$partid.$respid.portfiles"})) { + $file = $file_url.$file; + my ($file_name_only) = ($file =~ /^.*\/(.+$)/); + print MANIFEST "\t$file_name_only \n"; + &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 &mt("Unable to create:
"); + $file_problem = 1; + } + print ("$stuname/part$partid/resp$respid/$file_name_only
"); + } } } } } - mkdir($doc_zip_root."/zipout",0777); - my $statement = "zip -r $doc_zip_root/zipout/output.zip $doc_zip_root/zipdir/$identifier/* > /dev/null"; - system($statement); - $statement = "rm -rf $doc_zip_root/zipdir/$identifier"; + + &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); - print('Click to download
'); + &Apache::lonhtmlcommon::Close_PrgWin('',\%prog_state); + print('

'. + &mt("Click to download").'


'); + close MANIFEST; } else { - print('You are not authorized to download student submissions.'); + print(&mt('You are not authorized to download student submissions.')); } 1; __END__;