1: # The LearningOnline Network with CAPA
2: #
3: # $Id: lonstudentsubmissions.pm,v 1.1 2004/02/19 20:17:01 matthew Exp $
4: #
5: # Copyright Michigan State University Board of Trustees
6: #
7: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
8: #
9: # LON-CAPA is free software; you can redistribute it and/or modify
10: # it under the terms of the GNU General Public License as published by
11: # the Free Software Foundation; either version 2 of the License, or
12: # (at your option) any later version.
13: #
14: # LON-CAPA is distributed in the hope that it will be useful,
15: # but WITHOUT ANY WARRANTY; without even the implied warranty of
16: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17: # GNU General Public License for more details.
18: #
19: # You should have received a copy of the GNU General Public License
20: # along with LON-CAPA; if not, write to the Free Software
21: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22: #
23: # /home/httpd/html/adm/gpl.txt
24: #
25: # http://www.lon-capa.org/
26: #
27: package Apache::lonstudentsubmissions;
28:
29: use strict;
30: use Apache::lonnet();
31: use Apache::loncommon();
32: use Apache::lonhtmlcommon();
33: use Apache::loncoursedata();
34: use Apache::lonstatistics;
35: use Apache::lonlocal;
36: use Apache::lonstathelpers;
37: use HTML::Entities();
38: use Time::Local();
39: use Spreadsheet::WriteExcel();
40:
41: my @SubmitButtons = ({ name => 'PrevProblem',
42: text => 'Previous Problem' },
43: { name => 'NextProblem',
44: text => 'Next Problem' },
45: { name => 'break'},
46: { name => 'ClearCache',
47: text => 'Clear Caches' },
48: { name => 'updatecaches',
49: text => 'Update Student Data' },
50: { name => 'SelectAnother',
51: text => 'Choose a different Problem' },
52: { name => 'Generate',
53: text => 'Generate Spreadsheet'},
54: );
55:
56: sub BuildStudentSubmissionsPage {
57: my ($r,$c)=@_;
58: #
59: my %Saveable_Parameters = ('Status' => 'scalar',
60: 'Section' => 'array',
61: 'NumPlots' => 'scalar',
62: );
63: &Apache::loncommon::store_course_settings('student_submissions',
64: \%Saveable_Parameters);
65: &Apache::loncommon::restore_course_settings('student_submissions',
66: \%Saveable_Parameters);
67: #
68: &Apache::lonstatistics::PrepareClasslist();
69: #
70: $r->print('<h2>'.&mt('Student Submissions Report').'</h2>');
71: $r->print(&CreateInterface());
72: #
73: my @Students = @Apache::lonstatistics::Students;
74: #
75: if (@Students < 1) {
76: $r->print('<h2>There are no students in the sections selected</h2>');
77: }
78: #
79: &Apache::loncoursedata::clear_internal_caches();
80: if (exists($ENV{'form.ClearCache'}) ||
81: exists($ENV{'form.updatecaches'}) ||
82: (exists($ENV{'form.firstanalysis'}) &&
83: $ENV{'form.firstanalysis'} ne 'no')) {
84: &Apache::lonstatistics::Gather_Full_Student_Data($r);
85: }
86: if (! exists($ENV{'form.firstanalysis'})) {
87: $r->print('<input type="hidden" name="firstanalysis" value="yes" />');
88: } else {
89: $r->print('<input type="hidden" name="firstanalysis" value="no" />');
90: }
91: $r->rflush();
92: #
93: if (exists($ENV{'form.problemchoice'}) &&
94: ! exists($ENV{'form.SelectAnother'})) {
95: foreach my $button (@SubmitButtons) {
96: if ($button->{'name'} eq 'break') {
97: $r->print("<br />\n");
98: } else {
99: $r->print('<input type="submit" name="'.$button->{'name'}.'" '.
100: 'value="'.&mt($button->{'text'}).'" />');
101: $r->print(' 'x5);
102: }
103: }
104: #
105: $r->print('<hr />');
106: $r->rflush();
107: #
108: # Determine which problem we are to analyze
109: my $current_problem = &Apache::lonstathelpers::get_target_from_id
110: ($ENV{'form.problemchoice'});
111: #
112: my ($prev,$curr,$next) =
113: &Apache::lonstathelpers::get_prev_curr_next($current_problem,
114: '.',
115: 'response',
116: );
117: if (exists($ENV{'form.PrevProblem'}) && defined($prev)) {
118: $current_problem = $prev;
119: } elsif (exists($ENV{'form.NextProblem'}) && defined($next)) {
120: $current_problem = $next;
121: } else {
122: $current_problem = $curr;
123: }
124: #
125: # Store the current problem choice and send it out in the form
126: $ENV{'form.problemchoice'} =
127: &Apache::lonstathelpers::make_target_id($current_problem);
128: $r->print('<input type="hidden" name="problemchoice" value="'.
129: $ENV{'form.problemchoice'}.'" />');
130: #
131: if (! defined($current_problem->{'resource'})) {
132: $r->print('resource is undefined');
133: } else {
134: my $resource = $current_problem->{'resource'};
135: $r->print('<h1>'.$resource->{'title'}.'</h1>');
136: $r->print('<h3>'.$resource->{'src'}.'</h3>');
137: $r->print(&Apache::lonstathelpers::render_resource($resource));
138: $r->rflush();
139: my %Data = &Apache::lonstathelpers::get_problem_data
140: ($resource->{'src'});
141: my $ProblemData = $Data{$current_problem->{'part'}.
142: '.'.
143: $current_problem->{'respid'}};
144: &prepare_excel_output($r,$current_problem,
145: $ProblemData,\@Students);
146: }
147: $r->print('<hr />');
148: } else {
149: $r->print('<input type="submit" name="Generate" value="'.
150: &mt('Generate Spreadsheet').'" />');
151: $r->print(' 'x5);
152: $r->print('<h3>'.&mt('Please select a problem to analyze').'</h3>');
153: $r->print(&Apache::lonstathelpers::ProblemSelector('.'));
154: }
155: }
156:
157:
158: #########################################################
159: #########################################################
160: ##
161: ## Excel output of student answers and correct answers
162: ##
163: #########################################################
164: #########################################################
165: sub prepare_excel_output {
166: my ($r,$problem,$ProblemData,$Students) = @_;
167: my ($resource,$respid,$partid) = ($problem->{'resource'},
168: $problem->{'respid'},
169: $problem->{'part'});
170: $r->print('<h2>'.
171: &mt('Preparing Excel spreadsheet of student responses').
172: '</h2>');
173: #
174: &GetStudentAnswers($r,$problem,$Students);
175: #
176: my @Columns = ( 'username','domain','attempt','time',
177: 'submission','correct', 'grading','awarded','weight',
178: 'score');
179: my $awarded_col = 7;
180: my $weight_col = 8;
181: #
182: # Create excel worksheet
183: my $filename = '/prtspool/'.
184: $ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'.
185: time.'_'.rand(1000000000).'.xls';
186: my $workbook = Spreadsheet::WriteExcel->new('/home/httpd'.$filename);
187: if (! defined($workbook)) {
188: $r->log_error("Error creating excel spreadsheet $filename: $!");
189: $r->print('<p>'.&mt("Unable to create new Excel file. ".
190: "This error has been logged. ".
191: "Please alert your LON-CAPA administrator").
192: '</p>');
193: return undef;
194: }
195: #
196: $workbook->set_tempdir('/home/httpd/perl/tmp');
197: #
198: my $format = &Apache::loncommon::define_excel_formats($workbook);
199: my $worksheet = $workbook->addworksheet('Student Submission Data');
200: #
201: # Make sure we get new weight data instead of data on a 10 minute delay
202: &Apache::lonnet::clear_EXT_cache_status();
203: #
204: # Put on the standard headers and whatnot
205: my $rows_output=0;
206: $worksheet->write($rows_output++,0,$resource->{'title'},$format->{'h1'});
207: $worksheet->write($rows_output++,0,$resource->{'src'},$format->{'h3'});
208: $rows_output++;
209: $worksheet->write_row($rows_output++,0,\@Columns,$format->{'bold'});
210: #
211: # Populate the worksheet with the student data
212: foreach my $student (@$Students) {
213: my $results = &Apache::loncoursedata::get_response_data_by_student
214: ($student,$resource->{'symb'},$respid);
215: my %row;
216: $row{'username'} = $student->{'username'};
217: $row{'domain'} = $student->{'domain'};
218: $row{'correct'} = $student->{'answer'};
219: $row{'weight'} = &Apache::lonnet::EXT
220: ('resource.'.$partid.'.weight',$resource->{'symb'},
221: undef,undef,undef);
222: if (! defined($results) || ref($results) ne 'ARRAY') {
223: $row{'score'} = '='.
224: &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
225: ($rows_output,$awarded_col)
226: .'*'.
227: &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
228: ($rows_output,$weight_col);
229: my $cols_output = 0;
230: foreach my $col (@Columns) {
231: if (! exists($row{$col})) {
232: $cols_output++;
233: next;
234: }
235: $worksheet->write($rows_output,$cols_output++,$row{$col});
236: }
237: $rows_output++;
238: } else {
239: foreach my $response (@$results) {
240: delete($row{'time'});
241: delete($row{'attempt'});
242: delete($row{'submission'});
243: delete($row{'awarded'});
244: delete($row{'grading'});
245: delete($row{'score'});
246: my %row_format;
247: #
248: # Time is handled differently
249: $row{'time'} = &Apache::lonstathelpers::calc_serial
250: ($response->[&Apache::loncoursedata::RDs_timestamp()]);
251: $row_format{'time'}=$format->{'date'};
252: #
253: $row{'attempt'} = $response->[
254: &Apache::loncoursedata::RDs_tries()];
255: $row{'submission'} = $response->[
256: &Apache::loncoursedata::RDs_submission()];
257: if ($row{'submission'} =~ m/^=/) {
258: # This will be interpreted as a formula. That is bad!
259: $row{'submission'} = " ".$row{'submission'};
260: }
261: $row{'grading'} = $response->[
262: &Apache::loncoursedata::RDs_awarddetail()];
263: $row{'awarded'} = $response->[
264: &Apache::loncoursedata::RDs_awarded()];
265: $row{'score'} = '='.
266: &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
267: ($rows_output,$awarded_col)
268: .'*'.
269: &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
270: ($rows_output,$weight_col);
271: my $cols_output = 0;
272: foreach my $col (@Columns) {
273: $worksheet->write($rows_output,$cols_output++,$row{$col},
274: $row_format{$col});
275: }
276: $rows_output++;
277: }
278: } # End of else clause on if (! defined($results) ....
279: }
280: #
281: # Close the excel file
282: $workbook->close();
283: #
284: # Write a link to allow them to download it
285: $r->print('<p><a href="'.$filename.'">'.
286: &mt('Your Excel spreadsheet.').
287: '</a></p>'."\n");
288: }
289:
290: sub GetStudentAnswers {
291: my ($r,$problem,$Students) = @_;
292: my %Answers;
293: my ($resource,$partid,$respid) = ($problem->{'resource'},
294: $problem->{'part'},
295: $problem->{'respid'});
296: # Open progress window
297: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin
298: ($r,'Student Answer Compilation Status',
299: 'Student Answer Compilation Progress', scalar(@$Students));
300: $r->print("<table>\n");
301: $r->rflush();
302: foreach my $student (@$Students) {
303: my $sname = $student->{'username'};
304: my $sdom = $student->{'domain'};
305: my $answer = &Apache::lonstathelpers::analyze_problem_as_student
306: ($resource,$sname,$sdom,$partid,$respid);
307: &Apache::lonnet::logthis('answer = "'.$answer.'"');
308: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
309: &mt('last student'));
310: $student->{'answer'} = $answer;
311: }
312: $r->print("</table>\n");
313: $r->rflush();
314: # close progress window
315: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
316: return;
317: }
318:
319:
320: #########################################################
321: #########################################################
322: ##
323: ## Generic Interface Routines
324: ##
325: #########################################################
326: #########################################################
327: sub CreateInterface {
328: ##
329: ## Environment variable initialization
330: my $Str = '';
331: $Str .= '<table cellspacing="5">'."\n";
332: $Str .= '<tr>';
333: $Str .= '<td align="center"><b>'.&mt('Sections').'</b></td>';
334: $Str .= '<td align="center"><b>'.&mt('Enrollment Status').'</b></td>';
335: $Str .= '<td align="center"> </td>';
336: $Str .= '</tr>'."\n";
337: ##
338: ##
339: $Str .= '<tr><td align="center">'."\n";
340: $Str .= &Apache::lonstatistics::SectionSelect('Section','multiple',5);
341: $Str .= '</td>';
342: #
343: $Str .= '<td align="center">';
344: $Str .= &Apache::lonhtmlcommon::StatusOptions(undef,undef,5);
345: $Str .= '</td>';
346: #
347: my $only_seq_with_assessments = sub {
348: my $s=shift;
349: if ($s->{'num_assess'} < 1) {
350: return 0;
351: } else {
352: return 1;
353: }
354: };
355: ##
356: ##
357: $Str .= '</tr>'."\n";
358: $Str .= '</table>'."\n";
359: #
360: # We do this to make sure the sequence information is initialized
361: &Apache::lonstatistics::MapSelect('Maps','multiple,all',5,
362: $only_seq_with_assessments);
363:
364: #
365: return $Str;
366: }
367:
368:
369:
370: 1;
371:
372: __END__
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