File:
[LON-CAPA] /
loncom /
interface /
multidownload.pl
Revision
1.43:
download - view:
text,
annotated -
select for diffs
Wed Sep 2 14:52:08 2020 UTC (3 years, 11 months ago) by
raeburn
Branches:
MAIN
CVS tags:
version_2_12_X,
version_2_11_X,
version_2_11_5_msu,
version_2_11_5,
version_2_11_4_uiuc,
version_2_11_4_msu,
version_2_11_4,
version_2_11_3_uiuc,
version_2_11_3_msu,
version_2_11_3,
HEAD
- If problem has file upload items (in essayresponse) in multiple parts
can select which parts to include when downloading submitted files
1: #!/usr/bin/perl
2: # CGI-script to allow download of all essay submissions of
3: # multiple students.
4: #
5: # $Id: multidownload.pl,v 1.43 2020/09/02 14:52:08 raeburn Exp $
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
28:
29: use lib '/home/httpd/lib/perl';
30: use LONCAPA::loncgi;
31: use File::Path;
32: use File::Basename;
33: use File::Copy;
34: use Archive::Zip qw( :ERROR_CODES );
35: use Apache::lonhtmlcommon();
36: use Apache::lonnavmaps();
37: use Apache::loncommon();
38: use Apache::lonlocal;
39: use Apache::lonmsg();
40: use Apache::lonnet;
41: use LONCAPA::Enrollment;
42: use LONCAPA;
43: use strict;
44:
45: sub is_flat {
46: my ($partlist, $res) = @_;
47: my $flat_part = 1;
48: my $flat_resp = 1;
49: if (scalar(@$partlist) > 1) {
50: $flat_part = 0;
51: }
52: foreach my $partid (@$partlist) {
53: my @ids = $res->responseIds($partid);
54: if (scalar(@ids) > 1 ) {
55: $flat_resp = 0;
56: }
57: }
58: return ($flat_part, $flat_resp);
59: }
60:
61:
62: sub get_part_resp_path {
63: my ($flat_part, $flat_resp, $part_id, $resp_id) = @_;
64: my $part_resp_path = "";
65: if (!$flat_part) {
66: $part_resp_path = "part$part_id/";
67: }
68: if (!$flat_resp) {
69: $part_resp_path .= "resp$resp_id/";
70: }
71: $part_resp_path =~ s/\/^//;
72: return('/'.$part_resp_path);
73: }
74:
75:
76: $|=1;
77: &Apache::lonlocal::get_language_handle();
78: &Apache::loncommon::content_type(undef,'text/html');
79: my ($nocookie,$identifier,$unique_path,$scope,$unique_user);
80: if (! &LONCAPA::loncgi::check_cookie_and_load_env()) {
81: print(&LONCAPA::loncgi::missing_cookie_msg());
82: $nocookie = 1;
83: }
84:
85: unless ($nocookie) {
86: $scope = $env{'request.course.id'};
87: if ($env{'request.course.sec'}) {
88: $scope .= '/'.$env{'request.course.sec'};
89: }
90: if ($ENV{'QUERY_STRING'} =~ /^\d+_\d+_\d+$/) {
91: $identifier = $ENV{'QUERY_STRING'};
92: $unique_path = $identifier.time();
93: }
94: if (($env{'user.name'} =~ /^$LONCAPA::match_username$/) &&
95: ($env{'user.domain'} =~ /^$LONCAPA::match_domain$/)) {
96: $unique_user = $env{'user.name'}.':'.$env{'user.domain'};
97: }
98: print(&Apache::loncommon::start_page('Multiple Downloads'));
99: }
100: if ($scope eq '') {
101: print(&mt('Invalid course context: you need to reselect your course role.'));
102: } elsif ($identifier eq '') {
103: unless ($nocookie) {
104: if (&Apache::lonnet::allowed('vgr',$scope) eq 'F') {
105: print(&mt('Invalid query string; unable to download submissions.'));
106: } else {
107: print(&mt('You are not authorized to download student submissions.'));
108: }
109: }
110: } elsif ($unique_user eq '') {
111: unless ($nocookie) {
112: if (&Apache::lonnet::allowed('vgr',$scope) eq 'F') {
113: print(&mt('Characters in your username and/or domain prevent download of submissions.'));
114: } else {
115: print(&mt('You are not authorized to download student submissions.'));
116: }
117: }
118: } elsif (&Apache::lonnet::allowed('vgr',$scope) eq 'F') {
119: my $symb = $env{'cgi.'.$identifier.'.symb'};
120: my $navmap = Apache::lonnavmaps::navmap->new();
121: my $res = $navmap->getBySymb($symb);
122: my $partlist = $res->parts();
123: my ($flat_part, $flat_resp) = &is_flat($partlist, $res);
124: my ($zipout) = ($symb =~ /^.*\/(.+)\.problem$/);
125: $zipout =~ s/\s/_/g;
126: $zipout =~ s/[^\w.\-]+//g;
127: $zipout .= "$identifier.zip";
128: my $courseid = $env{'request.course.id'};
129: my @stuchecked = split(/\n/,$env{'cgi.'.$identifier.'.students'});
130: my $number_of_students = scalar(@stuchecked);
131: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin('',$number_of_students);
132: my @parts = split(/\n/,$env{'cgi.'.$identifier.'.parts'});
133: my @getparts;
134: if (ref($partlist) eq 'ARRAY') {
135: if (@parts) {
136: foreach my $posspart (@{$partlist}) {
137: if (grep(/^\Q$posspart\E$/,@parts)) {
138: unless (grep(/^\Q$posspart\E$/,@getparts)) {
139: push(@getparts,$posspart);
140: }
141: }
142: }
143: } else {
144: @getparts = @{$partlist};
145: }
146: }
147: if (!@getparts) {
148: print(&mt('No problem parts specified for retrieval of submissions.'));
149: } elsif (!$number_of_students) {
150: print(&mt('No students selected for retrieval of submissions.'));
151: } else {
152: my $doc_zip_root = $Apache::lonnet::perlvar{'lonZipDir'};
153: my $manifest;
154: unless (-d "$doc_zip_root/zipdir/$unique_user/$unique_path") {
155: &File::Path::mkpath($doc_zip_root."/zipdir/$unique_user/$unique_path",0,0700);
156: }
157: if (open(MANIFEST,'>',"$doc_zip_root/zipdir/$unique_user/$unique_path/manifest.txt")) {
158: $manifest = 1;
159: print MANIFEST (&mt("Zip file generated on [_1]",&Apache::lonlocal::locallocaltime(time()))."\n");
160: print MANIFEST (&mt("Course: [_1]",$env{"course.$courseid.description"})."\n");
161: print MANIFEST (&mt("Problem: [_1]",$res->compTitle)."\n");
162: print MANIFEST (&mt("Files contained in this zip:")."\n");
163: } else {
164: &Apache::lonnet::logthis("Problem making manifest");
165: }
166: my $file_problem = 0;
167: my $current_student = 0;
168: foreach my $stu (@stuchecked) {
169: $current_student ++;
170: &Apache::lonhtmlcommon::Update_PrgWin('',\%prog_state,&mt("Processing student [_1] of [_2]",$current_student,$number_of_students));
171: my %files_saved;
172: my ($stuname,$studom,$fullname) = split(/:/,$stu);
173: my %record = &Apache::lonnet::restore($symb,$courseid,$studom,$stuname);
174: my $port_url = '/uploaded/'.$studom.'/'.$stuname.'/portfolio';
175: if ($manifest) {
176: print MANIFEST ($fullname."\n");
177: }
178:
179: my $submission_count = 0;
180: foreach my $partid (@getparts) {
181: my @ids = $res->responseIds($partid);
182: foreach my $respid (@ids) {
183: my $part_resp_path = &get_part_resp_path($flat_part,$flat_resp, $partid, $respid);
184: &File::Path::mkpath($doc_zip_root."/zipdir/$unique_user/$unique_path/$stuname/$part_resp_path",0,0700);
185: foreach my $origin ('portfiles','uploadedurl') {
186: my @files;
187: if ($record{"resource.$partid.$respid.$origin"} ne '') {
188: if ($origin eq 'portfiles') {
189: @files = (split(',',$record{"resource.$partid.$respid.$origin"}));
190: } else {
191: @files = ($record{"resource.$partid.$respid.$origin"});
192: }
193: }
194: foreach my $file (@files) {
195: if ($origin eq 'portfiles') {
196: $file = $port_url.$file;
197: }
198: my ($file_name_only) = ($file =~ m{.*/([^/]+)$});
199: if ($manifest) {
200: print MANIFEST ("\t$file_name_only (".&mt("Part [_1]",$partid).
201: ") (".&mt("Response [_1]",$respid).")"."\n");
202: }
203: $submission_count ++;
204: &Apache::lonnet::repcopy($file);
205: my $source = &Apache::lonnet::filelocation("",$file);
206: my $destination = "$doc_zip_root/zipdir/$unique_user/$unique_path/$stuname$part_resp_path/$file_name_only";
207: if (exists($files_saved{$destination})) {
208: # file has already been saved once
209: my ($file_name,$file_ext) =
210: ($destination =~ /(^.*)(\..+$)/);
211: $destination = $file_name.$files_saved{$destination}.$file_ext;
212: $files_saved{$destination}++;
213: }
214: $files_saved{$destination}++;
215: if (!©($source,$destination)) {
216: if (!$file_problem) {
217: print('<br /><span class="LC_error">'.&mt("Unable to create: ")."</span><br />");
218: $file_problem = 1;
219: }
220: print('<span class="LC_filename">'."$stuname/part$partid/resp$respid/$file_name_only".'</span><br />');
221: }
222: }
223: }
224: }
225: }
226: if ((!$submission_count) && ($manifest)) {
227: print MANIFEST ("\t".&mt("No Files Submitted")."\n");
228: }
229: }
230: if ($manifest) {
231: close(MANIFEST);
232: }
233: my $madezip;
234: unless (-d "$doc_zip_root/zipout/$unique_user") {
235: &File::Path::mkpath($doc_zip_root."/zipout/$unique_user",0,0700);
236: }
237: if ((-d "$doc_zip_root/zipout/$unique_user") &&
238: (-d "$doc_zip_root/zipdir/$unique_user/$unique_path")) {
239: if (!-e "$doc_zip_root/zipout/$unique_user/$zipout") {
240: my $zip = Archive::Zip->new();
241: $zip->addTree("$doc_zip_root/zipdir/$unique_user/$unique_path");
242: if ($zip->writeToFileNamed("$doc_zip_root/zipout/$unique_user/$zipout") == AZ_OK) {
243: $madezip = 1;
244: }
245: } else {
246: $madezip = 1;
247: # should happen only if user reloads page
248: &Apache::lonnet::logthis("$zipout is already there");
249: }
250: &File::Path::remove_tree("$doc_zip_root/zipdir/$unique_user/$unique_path",{ safe => 1, });
251: }
252: &Apache::lonhtmlcommon::Close_PrgWin('',\%prog_state);
253: if ($madezip) {
254: print('<p><a href="/zipspool/zipout/'.$unique_user.'/'.$zipout.'">'.
255: &mt("Click to download").'</a></p><br />');
256: } else {
257: print('<p class="LC_error">'.
258: &mt('Failed to create zip archive of student submissions').
259: '</p>');
260: }
261: }
262: } else {
263: print('<p class="LC_error">'.
264: &mt('You are not authorized to download student submissions.').
265: '</p>');
266: }
267: unless ($nocookie) {
268: print(&Apache::loncommon::end_page());
269: }
270: 1;
271: __END__;
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