File:
[LON-CAPA] /
loncom /
interface /
statistics /
lonstudentsubmissions.pm
Revision
1.68.2.3:
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Wed Feb 26 03:15:04 2014 UTC (10 years, 5 months ago) by
raeburn
Branches:
version_2_11_X
CVS tags:
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,
version_2_11_2_uiuc,
version_2_11_2_msu,
version_2_11_2_educog,
version_2_11_2,
version_2_11_1,
version_2_11_0_RC3,
version_2_11_0
- For 2.11
- Backport 1.70
1: # The LearningOnline Network with CAPA
2: #
3: # $Id: lonstudentsubmissions.pm,v 1.68.2.3 2014/02/26 03:15:04 raeburn 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 Apache::lonmsgdisplay();
38: use HTML::Entities();
39: use Time::Local();
40: use Spreadsheet::WriteExcel();
41: use lib '/home/httpd/lib/perl/';
42: use LONCAPA;
43:
44:
45: my @SubmitButtons = ({ name => 'SelectAnother',
46: text => 'Choose a different Problem' },
47: { name => 'Generate',
48: text => 'Generate Report'},
49: );
50:
51: sub BuildStudentSubmissionsPage {
52: my ($r,$c)=@_;
53: #
54: my %Saveable_Parameters = ('Status' => 'scalar',
55: 'Section' => 'array',
56: 'NumPlots' => 'scalar',
57: );
58: &Apache::loncommon::store_course_settings('student_submissions',
59: \%Saveable_Parameters);
60: &Apache::loncommon::restore_course_settings('student_submissions',
61: \%Saveable_Parameters);
62: #
63: &Apache::lonstatistics::PrepareClasslist();
64: #
65: $r->print( &Apache::lonhtmlcommon::breadcrumbs('Student Submission Reports'));
66: $r->print(&CreateInterface());
67: #
68: my @Students = @Apache::lonstatistics::Students;
69: #
70: if (@Students < 1) {
71: $r->print('<div class="LC_warning">'
72: .&mt('There are no students in the sections selected.')
73: .'</div>');
74: }
75: #
76: my @CacheButtonHTML =
77: &Apache::lonstathelpers::manage_caches($r,'Statistics','stats_status',
78: '<div class="LC_info">'.&mt('Loading student data...').'</div>');
79: $r->rflush();
80: #
81: my %anoncounter =
82: &Apache::lonnet::dump('nohist_anonsurveys',
83: $env{'course.'.$env{'request.course.id'}.'.domain'},
84: $env{'course.'.$env{'request.course.id'}.'.num'});
85: if (exists($env{'form.problemchoice'}) &&
86: ! exists($env{'form.SelectAnother'})) {
87: foreach my $button (@SubmitButtons) {
88: if ($button->{'name'} eq 'break') {
89: $r->print("<br />\n");
90: } else {
91: $r->print('<input type="submit" name="'.$button->{'name'}.'" '.
92: 'value="'.&mt($button->{'text'}).'" />');
93: $r->print(' 'x5);
94: }
95: }
96: foreach my $html (@CacheButtonHTML) {
97: $r->print($html.(' 'x5));
98: }
99: #
100: $r->print('<hr />'.$/);
101: $r->rflush();
102: #
103: # Determine which problems we are to analyze
104: my @Symbs =
105: &Apache::lonstathelpers::get_selected_symbs('problemchoice');
106:
107: # If there are multi-part problems with anonymous survey and named
108: # parts check if named was picked for display.
109: #
110: my %mixed_named;
111: foreach my $envkey (%env) {
112: if ($envkey =~ /^form\.mixed_(\d+:\d+)$/) {
113: my $item = $1;
114: if ($env{$envkey} =~ /^symb_(.+)$/) {
115: my $symb = &unescape($1);
116: if (ref($mixed_named{$symb}) eq 'ARRAY') {
117: push(@{$mixed_named{$symb}},$item);
118: } else {
119: @{$mixed_named{$symb}} = ($item);
120: }
121: }
122: }
123: }
124: #
125: # Get resource objects
126: my $navmap = Apache::lonnavmaps::navmap->new();
127: if (!defined($navmap)) {
128: foreach my $selected (@Symbs) {
129: $r->print('<input type="hidden" name="problemchoice" value="'.
130: &escape($selected).'" />'.$/);
131: if (ref($mixed_named{$selected}) eq 'ARRAY') {
132: foreach my $item (@{$mixed_named{$selected}}) {
133: $r->print('<input type="hidden" name="mixed_'.$item.'" value="'.&escape($selected).'" />'.$/);
134: }
135: }
136: }
137: $r->print('<div class="LC_error">'.&mt("Internal error").'</div>');
138: return;
139: }
140: my %already_seen;
141: my (@Problems,@anonProbs,@namedProbs,$show_named);
142: foreach my $symb (@Symbs) {
143: my $resource = $navmap->getBySymb($symb);
144: my ($hasanon,$hasnamed);
145: if (ref($resource)) {
146: foreach my $partid (@{$resource->parts}) {
147: if (($anoncounter{$symb."\0".$partid}) || ($resource->is_anonsurvey($partid))) {
148: unless (exists($mixed_named{$symb})) {
149: $hasanon = 1;
150: }
151: } else {
152: $hasnamed = 1;
153: }
154: }
155: if ($hasanon) {
156: push(@anonProbs,$resource);
157: } elsif ($hasnamed) {
158: push(@namedProbs,$resource);
159: }
160: }
161: }
162: if (@namedProbs > 0) {
163: @Problems = @namedProbs;
164: $show_named = 1;
165: } elsif (@anonProbs > 0) {
166: @Problems = @anonProbs;
167: }
168: foreach my $selected (@Symbs) {
169: $r->print('<input type="hidden" name="problemchoice" value="'.
170: &escape($selected).'" />'.$/);
171: if (ref($mixed_named{$selected}) eq 'ARRAY') {
172: foreach my $item (@{$mixed_named{$selected}}) {
173: $r->print('<input type="hidden" name="mixed_'.$item.'" value="'.&escape($selected).'" />'.$/);
174: }
175: }
176: }
177: # If these are to be anonymized, do a random shuffle of @Students.
178: unless ($show_named) {
179: &array_shuffle(\@Students);
180: }
181: #
182:
183: my $threshold = $env{'course.'.$env{'request.course.id'}.'.internal.anonsurvey_threshold'};
184: if ($threshold eq '') {
185: my %domconfig =
186: &Apache::lonnet::get_dom('configuration',['coursedefaults'],
187: $env{'course.'.$env{'request.course.id'}.'.domain'});
188: if (ref($domconfig{'coursedefaults'}) eq 'HASH') {
189: $threshold = $domconfig{'coursedefaults'}{'anonsurvey_threshold'};
190: if ($threshold eq '') {
191: $threshold = 10;
192: }
193: } else {
194: $threshold = 10;
195: }
196: }
197: $r->print('<p>'.
198: &Apache::lonstatistics::section_and_enrollment_description().
199: '</p>');
200: if (! scalar(@Problems) || ! defined($Problems[0])) {
201: $r->print(&mt('resource is undefined'));
202: } elsif (!$show_named && @Students < $threshold) {
203: $r->print(&mt('The number of students matching the selection criteria is too few for display of submission data for anonymous surveys.').'<br />'.&mt('There must be at least [quant,_1,student].',$threshold).' '.&mt('Contact a Domain Coordinator if you need the threshold to be changed for this course.'));
204: } else {
205: if (scalar(@Problems) == 1) {
206: my $resource = $Problems[0];
207: $r->print('<h1>'.$resource->title.'</h1>');
208: $r->print('<h3>'.$resource->src.'</h3>');
209: if ($env{'form.renderprob'} eq 'true') {
210: $r->print(&Apache::lonstathelpers::render_resource($resource));
211: $r->rflush();
212: }
213: }
214: if ($env{'form.output'} eq 'excel') {
215: &prepare_excel_output($r,\@Problems,\@Students,\%anoncounter,$show_named);
216: } elsif ($env{'form.output'} eq 'csv') {
217: &prepare_csv_output($r,\@Problems,\@Students,\%anoncounter,$show_named);
218: } else {
219: &prepare_html_output($r,\@Problems,\@Students,\%anoncounter,$show_named);
220: }
221: }
222: $r->print('<hr />');
223: } else {
224: $r->print('<input type="submit" name="Generate" value="'.
225: &mt('Prepare Report').'" />');
226: $r->print(' 'x5);
227: $r->print('<p>'.
228: &mt('Computing correct answers greatly increases the amount of time required to prepare a report.').
229: '</p>');
230: $r->print('<p>'.
231: &mt('Please select problems and use the [_1]Prepare Report[_2] button to continue.','<b>','</b>').
232: '</p>');
233: $r->print(&Apache::lonstathelpers::MultipleProblemSelector
234: (undef,'problemchoice','Statistics',\%anoncounter));
235: }
236: }
237:
238: sub array_shuffle {
239: my $array = shift;
240: return unless (ref($array) eq 'ARRAY');
241: my $i = scalar(@$array);
242: my $j;
243: foreach my $item (@$array) {
244: --$i;
245: $j = int(rand($i+1));
246: next if($i == $j);
247: @$array [$i,$j] = @$array[$j,$i];
248: }
249: return @$array;
250: }
251:
252: ##
253: ## get_extra_response_headers
254: ##
255: sub get_extra_response_headers {
256: my ($show_named) = @_;
257: my @extra_resp_headers;
258: if ($env{'form.correctans'} eq 'true') {
259: push(@extra_resp_headers,'Correct');
260: }
261: if ($show_named) {
262: if ($env{'form.prob_status'} eq 'true') {
263: push(@extra_resp_headers,'Award Detail');
264: push(@extra_resp_headers,'Time');
265: push(@extra_resp_headers,'Attempt');
266: push(@extra_resp_headers,'Awarded');
267: }
268: }
269: return @extra_resp_headers;
270: }
271:
272: ##
273: ## get_headers:
274: ## return the proper headers for the given response
275: sub get_headers {
276: my ($prob,$partid,$respid,$resptype,$analysis,$output,$purpose,
277: @basic_headers) = @_;
278: my @headers;
279: if ($resptype eq 'essay' && $purpose eq 'display' &&
280: ($output eq 'html')) {# || scalar(@{$prob->parts})!=1)) {
281: @headers = ();
282: } elsif ($resptype =~ /^(option|match|rank)$/) {
283: my $prefix = '_';
284: if ($purpose eq 'display') {
285: $prefix = '';
286: }
287: my @foils =
288: map {
289: $prefix.$_;
290: } sort(keys(%{$analysis->{$partid.'.'.$respid}->{'_Foils'}}));
291: if (scalar(@basic_headers) && $basic_headers[0] eq 'Correct') {
292: @foils = map { ($_ , $_.' Correct') } @foils;
293: shift(@basic_headers); # Get rid of 'Correct'
294: }
295: @headers = (@foils,@basic_headers);
296: } elsif (lc($resptype) eq 'task') {
297: @headers = ('Grader','Status',@basic_headers,'Submission');
298: } else {
299: @headers = ('Submission',@basic_headers);
300: }
301: return @headers;
302: }
303:
304: #########################################################
305: #########################################################
306: ##
307: ## HTML Output Routines
308: ##
309: #########################################################
310: #########################################################
311: sub prepare_html_output {
312: my ($r,$problems,$students,$anoncounter,$show_named) = @_;
313: my $c = $r->connection();
314: #
315: # Set a flag for the case when there is just one problem
316: my $single_response = 0;
317: if (scalar(@$problems) == 1 &&
318: $problems->[0]->countResponses == 1) {
319: $single_response = 1;
320: }
321: #
322: # Compute the number of columns per response
323: my @extra_resp_headers = &get_extra_response_headers($show_named);
324: #
325: # Create the table header
326: my @student_columns = &get_student_columns($show_named);
327: my %headers;
328: my $student_column_count = scalar(@student_columns);
329: $headers{'problem'} = qq{<th colspan="$student_column_count">\ </th>};
330: foreach my $field (@student_columns) {
331: $headers{'student'}.= '<th>'.&mt(ucfirst($field)).'</th>';
332: }
333: #
334: # we put the headers into the %headers hash
335: my $total_col = $student_column_count;
336: my $nonempty_part_headers = 0;
337: #
338: my %problem_analysis;
339: foreach my $prob (@$problems) {
340: my %analysis = &Apache::lonstathelpers::get_problem_data($prob->src);
341: $problem_analysis{$prob->src}=\%analysis;
342: my $symb = $prob->symb();
343: #
344: my $prob_span = 0;
345: my $single_part = 0;
346: if (scalar(@{$prob->parts}) == 1) {
347: $single_part = 1;
348: }
349: my $shown_parts = 0;
350: foreach my $partid (@{$prob->parts}) {
351: if (($prob->is_anonsurvey($partid)) || ($anoncounter->{$symb."\0".$partid})) {
352: next if ($show_named);
353: } else {
354: next unless ($show_named);
355: }
356: $shown_parts ++;
357: my $part_span = 0;
358: my $responses = [$prob->responseIds($partid)];
359: my $resptypes = [$prob->responseType($partid)];
360: for (my $i=0;$i<scalar(@$responses);$i++) {
361: my $respid = $responses->[$i];
362: my @headers = &get_headers($prob,$partid,$respid,
363: $resptypes->[$i],
364: $problem_analysis{$prob->src},
365: 'html','display',
366: @extra_resp_headers);
367: if (scalar(@headers)>0) {
368: $total_col += scalar(@headers);
369: $part_span += scalar(@headers);
370: $headers{'response'} .=
371: '<th colspan="'.scalar(@headers).'">'.
372: &mt('Response [_1]',$responses->[$i]).'</th>';
373: $headers{'student'}.= '<th><span class="LC_nobreak">'.
374: join('</span></th><th><span class="LC_nobreak">',
375: @headers).
376: '</span></th>';
377: }
378: }
379: if ($part_span == 0) {
380: next;
381: }
382: if (! $single_part) {
383: my $tmpname = $partid;
384: if ($partid =~/^\d+$/) {
385: $tmpname = $prob->part_display($partid);
386: }
387: if ($tmpname !~ /^part/) {
388: $tmpname = 'Part '.$tmpname;
389: }
390: $headers{'part'} .= qq{<th colspan="$part_span">$tmpname</th>};
391: $nonempty_part_headers = 1;
392: } else {
393: $headers{'part'} .= qq{<th colspan="$part_span"> </th>};
394: }
395: $prob_span += $part_span;
396: }
397: next if (!$shown_parts);
398: my $title = $prob->compTitle;
399: if ($prob_span > 0) {
400: $headers{'problem'}.= qq{<th colspan="$prob_span">$title</th>};
401: } elsif ($single_response) {
402: $prob_span = scalar(@student_columns);
403: $headers{'problem'} = qq{<th colspan="$prob_span">$title</th>};
404: }
405: }
406: if (exists($headers{'part'})) {
407: $headers{'part'} = qq{<th colspan="$student_column_count">\ </th>}.
408: $headers{'part'};
409: }
410: if (exists($headers{'response'})) {
411: $headers{'response'}=
412: qq{<th colspan="$student_column_count">\ </th>}.
413: $headers{'response'};
414: }
415: #my $full_header = $/.'<table>'.$/;
416: my $full_header = $/.&Apache::loncommon::start_data_table().$/;
417: $full_header .= '<tr align="left">'.$headers{'problem'}.'</tr>'.$/;
418: if ($nonempty_part_headers) {
419: $full_header .= '<tr align="left">'.$headers{'part'}.'</tr>'.$/;
420: }
421: $full_header .= '<tr align="left">'.$headers{'response'}.'</tr>'.$/;
422: $full_header .= '<tr align="left">'.$headers{'student'}.'</tr>'.$/;
423: #
424: # Main loop
425: my $count;
426: $r->print($/.$full_header.$/);
427: foreach my $student (@$students) {
428: my $student_row_data;
429: if ($count++ >= 30) {
430: $r->print(&Apache::loncommon::end_data_table().$/.$full_header.$/);
431: $count = 0;
432: }
433: last if ($c->aborted());
434: if ($show_named) {
435: foreach my $field (@student_columns) {
436: $student_row_data .= '<td valign="top">';
437: # handle comments like in lonstudentassessment.pm
438: if($field eq 'comments') {
439: $student_row_data .=
440: '<a href="/adm/'.$student->{'domain'}.'/'.
441: $student->{'username'}.'/'.'aboutme#coursecomment">'.&mt('Comments').'</a>';
442: } else {
443: $student_row_data .= $student->{$field};
444: }
445: $student_row_data .= '</td>';
446: }
447: } else {
448: $student_row_data = '<td valign="top" colspan="'.$student_column_count.'">'.&mt('Anonymized').'</td>';
449: }
450: #
451: # Figure out what it is we need to output for this student
452: my @essays;
453: my %prob_data;
454: my $maxrow;
455: foreach my $prob (@$problems) {
456: my $symb = $prob->symb;
457: $prob_data{$symb}={};
458: foreach my $partid (@{$prob->parts}) {
459: if (($prob->is_anonsurvey($partid)) || ($anoncounter->{$symb."\0".$partid})) {
460: next if ($show_named);
461: } else {
462: next unless ($show_named);
463: }
464: my @responses = $prob->responseIds($partid);
465: my @response_type = $prob->responseType($partid);
466: for (my $i=0;$i<=$#responses;$i++) {
467: my $respid = $responses[$i];
468: my $results =
469: &Apache::loncoursedata::get_response_data_by_student
470: ($student,$prob->symb(),$respid);
471: my $resptype = $response_type[$i];
472: my @headers = &get_headers($prob,$partid,$respid,
473: $resptype,
474: $problem_analysis{$prob->src},
475: 'html','normal',
476: @extra_resp_headers);
477: my $width = scalar(@headers);
478: next if ($width < 1);
479: my $resp_data;
480: $resp_data->{'fake'} = qq{<td colspan="$width"> </td>};
481: if (! defined($results)) {
482: $results = [];
483: }
484: #
485: if (scalar(@$results) > $maxrow && $resptype ne 'essay') {
486: $maxrow = scalar(@$results);
487: }
488: for (my $j=scalar(@$results)-1;$j>=0;$j--) {
489: if ($env{'form.all_sub'} ne 'true') {
490: next if ($j ne scalar(@$results)-1);
491: }
492: my $response = &hashify_response($results->[$j],
493: $prob,
494: $student,
495: $partid,
496: $respid);
497: if ($resptype eq 'essay') {
498: push(@essays,
499: &html_essay_results(\@headers,
500: $prob,$partid,$respid,
501: $response,
502: $single_response).
503: '</td>');
504: } elsif (lc($resptype) eq 'task') {
505: my $results =
506: &html_task_results(\@headers,
507: $prob,$partid,$respid,
508: $response,$resptype);
509: if ($results) {
510: push(@{$resp_data->{'real'}},$results);
511: }
512: } else {
513: push(@{$resp_data->{'real'}},
514: &html_non_essay_results(\@headers,
515: $prob,$partid,$respid,
516: $response,$resptype));
517: }
518: }
519: $prob_data{$prob->symb}->{$partid}->{$respid}=$resp_data;
520: } # end of $i loop
521: } # end of partid loop
522: } # end of prob loop
523: #
524: # if there is no data, skip this student.
525: next if (! $maxrow && ! scalar(@essays));
526: #
527: # Go through the problem data and output a row.
528: my $printed_something;
529: for (my $rows_output = 0;$rows_output<$maxrow;$rows_output++) {
530: my $html;
531: my $no_data = 1;
532: foreach my $prob (@$problems) {
533: foreach my $partid (@{$prob->parts}) {
534: my @responses = $prob->responseIds($partid);
535: my @response_type = $prob->responseType($partid);
536: for (my $i=0;$i<=$#responses;$i++) {
537: my $respid = $responses[$i];
538: my $resp_data =
539: $prob_data{$prob->symb}->{$partid}->{$respid};
540: next if ($response_type[$i] eq 'essay');
541: if (defined($resp_data->{'real'}->[$rows_output])) {
542: $html .= $resp_data->{'real'}->[$rows_output];
543: $no_data = 0;
544: } else {
545: $html .= $resp_data->{'fake'};
546: }
547: }
548: }
549: }
550: if (! $no_data) {
551: $r->print(&Apache::loncommon::start_data_table_row().$student_row_data.$html.
552: &Apache::loncommon::end_data_table_row().$/);
553: $printed_something=1;
554: }
555: }
556: if (@essays) {
557: my $tr = &Apache::loncommon::start_data_table_row();
558: my $td = qq{<td valign="top" class="essay" colspan="$total_col">};
559: if (! $printed_something) {
560: $r->print($tr.$student_row_data.&Apache::loncommon::end_data_table_row().$/);
561: }
562: $r->print($tr.$td.
563: join('</td></tr>'.$/.$tr.$td,@essays).'</td></tr>'.$/);
564: undef(@essays);
565: }
566: } # end of student loop
567: $r->print(&Apache::loncommon::end_data_table().$/);
568: return;
569: }
570:
571: sub hashify_response {
572: my ($response,$prob,$student,$partid,$respid) =@_;
573: my $resp_hash = {};
574: if ($env{'form.correctans'} eq 'true') {
575: $resp_hash->{'Correct'} =
576: &Apache::lonstathelpers::get_student_answer
577: ($prob,$student->{'username'},$student->{'domain'},
578: $partid,$respid);
579: }
580: $resp_hash->{'Submission'} =
581: $response->[&Apache::loncoursedata::RDs_submission()];
582: $resp_hash->{'Time'} =
583: $response->[&Apache::loncoursedata::RDs_timestamp()];
584: $resp_hash->{'Attempt'} =
585: $response->[&Apache::loncoursedata::RDs_tries()];
586: $resp_hash->{'Awarded'} =
587: $response->[&Apache::loncoursedata::RDs_awarded()];
588: if ($prob->is_task()) {
589: $resp_hash->{'Grader'} =
590: $response->[&Apache::loncoursedata::RDs_response_eval_2()];
591: if ($resp_hash->{'Attempt'} eq '0') {
592: $resp_hash->{'Attempt'} = '';
593: }
594: $resp_hash->{'Award Detail'} =
595: $response->[&Apache::loncoursedata::RDs_part_award()];
596: $resp_hash->{'Status'} =
597: $response->[&Apache::loncoursedata::RDs_response_eval()];
598: } else {
599: $resp_hash->{'Award Detail'} =
600: $response->[&Apache::loncoursedata::RDs_awarddetail()];
601: }
602:
603: return $resp_hash;
604: }
605:
606: #####################################################
607: ##
608: ## HTML helper routines
609: ##
610: #####################################################
611: sub html_essay_results {
612: my ($headers,$prob,$partid,$respid,$response,$single_response)=@_;
613: if (! ref($headers) || ref($headers) ne 'ARRAY') {
614: return '';
615: }
616: # Start of telling them what problem, part, and response
617: my $Str;
618: if (! $single_response) {
619: my $id = $prob->compTitle;
620: if (defined($partid) && $partid ne '0') {
621: $id .= ' '.$prob->part_display($partid);
622: }
623: if (defined($respid)) {
624: $id .= ' '.$respid;
625: }
626: $Str .= '<span class="LC_nobreak">'.$id.'</span>'.(' 'x4);
627: }
628: #
629: shift(@$headers); # Get rid of the Submission header
630: my $correct = '';
631: if ($headers->[0] eq 'Correct') {
632: $correct = &html_format_essay_sub($response->{'Correct'});
633: shift(@$headers);
634: }
635: $Str .= '<span class="LC_nobreak">'.
636: join('',
637: map {
638: (' 'x4).&mt($_.': [_1]',$response->{$_});
639: } @$headers).'</span>';
640: if (@$headers || ! $single_response) {
641: $Str .= '<br />';
642: }
643: $Str .= &html_format_essay_sub($response->{'Submission'});
644: #
645: if (defined($correct) && $correct !~ /^\s*$/) {
646: $Str .= '<hr /><b>'.&mt('Correct').'</b>'.$correct
647: }
648: return $Str;
649: }
650:
651: sub html_format_essay_sub {
652: my ($submission) = @_;
653: return '' if (! defined($submission) || $submission eq '');
654: $submission = &HTML::Entities::decode($submission);
655: $submission =~ s/\\\"/\"/g;
656: $submission =~ s/\\\'/\'/g;
657: $submission =~ s|\\r\\n|$/|g;
658: $submission = &HTML::Entities::encode($submission,'<>&"');
659: $submission =~ s|$/\s*$/|$/</p><p>$/|g;
660: $submission =~ s|\\||g;
661: $submission = '<p>'.$submission.'</p>';
662: return $submission;
663: }
664:
665: sub html_task_results {
666: my ($headers,$prob,$partid,$respid,$response,$resptype) = @_;
667: if (! ref($headers) || ref($headers) ne 'ARRAY' || ! scalar(@$headers)) {
668: return '';
669: }
670:
671: my @values;
672: @values = map { $response->{$_}; } @$headers;
673:
674: my $td = '<td valign="top">';
675: my $str = $td.join('</td>'.$td,@values).'</td>';
676: return $str;
677: }
678:
679: sub html_non_essay_results {
680: my ($headers,$prob,$partid,$respid,$response,$resptype) = @_;
681: if (! ref($headers) || ref($headers) ne 'ARRAY' || ! scalar(@$headers)) {
682: return '';
683: }
684: #
685: my $submission = &HTML::Entities::decode(&unescape($response->{'Submission'}));
686: return '' if (! defined($submission) || $submission eq '');
687: $submission =~ s/\\\"/\"/g;
688: $submission =~ s/\\\'/\'/g;
689: if ($resptype eq 'radiobutton') {
690: $submission = &HTML::Entities::encode($submission,'<>&"');
691: $submission =~ s/=([^=])$//;
692: $submission = '<span class="LC_nobreak">'.$submission.'</span>';
693: }
694: $response->{'Submission'} = $submission;
695: #
696: my @values;
697: if ($resptype =~ /^(option|match|rank)$/) {
698: my %submission =
699: map {
700: my ($foil,$value) = split('=',&unescape($_));
701: ($foil,$value);
702: } split('&',$response->{'Submission'});
703: my %correct;
704: if (exists($response->{'Correct'})) {
705: %correct =
706: map {
707: my ($foil,$value)=split('=',&unescape($_));
708: ($foil,$value);
709: } split('&',$response->{'Correct'});
710: }
711: #
712: foreach my $original_header (@$headers) {
713: if ($original_header =~ /^_/) {
714: # '_' denotes a foil column
715: my ($header) = ($original_header =~ m/^_(.*)$/);
716: my $option = '';
717: if ( my ($foil) = ($header =~ /(.*) Correct$/)) {
718: if (exists($correct{$foil})) {
719: $option = $correct{$foil};
720: }
721: } elsif (exists($submission{$header})) {
722: $option = $submission{$header};
723: }
724: push(@values,&HTML::Entities::encode($option));
725: } elsif ($original_header eq 'Time') {
726: push(@values,&Apache::lonlocal::locallocaltime($response->{$original_header}));
727: } else {
728: # A normal column
729: push(@values,$response->{$original_header});
730: }
731: }
732: } else {
733: foreach my $original_header (@$headers) {
734: if ($original_header eq 'Time') {
735: push(@values,&Apache::lonlocal::locallocaltime($response->{$original_header}));
736: } elsif (($original_header eq 'Submission') &&
737: !($resptype =~ /^(radiobutton|option|match|rank)$/)) {
738: # encode all submissions which have not been encoded above
739: push(@values,&HTML::Entities::encode($response->{$original_header},'<>&"'));
740: } elsif (($original_header eq 'Correct') &&
741: ($resptype eq 'radiobutton')) {
742: # encode foil separators
743: push(@values,&HTML::Entities::encode($response->{$original_header},'&'));
744: } else {
745: # A normal column
746: push(@values,$response->{$original_header});
747: }
748: }
749: }
750: my $td = '<td valign="top">';
751: my $str = $td.join('</td>'.$td,@values).'</td>';
752: return $str;
753: }
754:
755:
756: #########################################################
757: #########################################################
758: ##
759: ## Excel Output Routines
760: ##
761: #########################################################
762: #########################################################
763: sub prepare_excel_output {
764: my ($r,$Problems,$Students,$anoncounter,$show_named) = @_;
765: my $c = $r->connection();
766: #
767: #
768: # Determine the number of columns in the spreadsheet
769: my $columncount = 3; # username, domain, id
770: my @extra_resp_headers = &get_extra_response_headers($show_named);
771: my $lastprob;
772: my %problem_analysis;
773: foreach my $prob (@$Problems) {
774: my $symb = $prob->symb();
775: my %analysis = &Apache::lonstathelpers::get_problem_data($prob->src);
776: $problem_analysis{$prob->src}=\%analysis;
777: foreach my $partid (@{$prob->parts}) {
778: if (($prob->is_anonsurvey($partid)) || ($anoncounter->{$symb."\0".$partid})) {
779: next if ($show_named);
780: } else {
781: next unless ($show_named);
782: }
783:
784: my $responses = [$prob->responseIds($partid)];
785: my $resptypes = [$prob->responseType($partid)];
786: for (my $i=0;$i<scalar(@$responses);$i++) {
787: my @headers = &get_headers($prob,$partid,$responses->[$i],
788: $resptypes->[$i],
789: $problem_analysis{$prob->src},
790: 'excel','display',
791: @extra_resp_headers);
792: $columncount += scalar(@headers);
793: }
794: }
795: last if ($columncount > 255);
796: $lastprob = $prob;
797: }
798: if ($columncount > 255) {
799: $r->print('<p class="LC_error">'.&mt('Unable to complete request').'</p>'.$/.
800: '<p class="LC_warning">'.&mt('LON-CAPA is unable to produce your Excel spreadsheet because your selections will result in more than 255 columns. Excel allows only 255 columns in a spreadsheet.').'</p>'.$/.
801: '<p class="LC_warning">'.&mt('Consider selecting fewer problems to generate reports on, or reducing the number of items per problem. Or use HTML or CSV output.').'</p>'.$/);
802: if (ref($lastprob)) {
803: $r->print('<p>'.&mt('The last problem that will fit in the current spreadsheet is [_1].',$lastprob->compTitle).'</p>');
804: }
805: $r->rflush();
806: return;
807: }
808: #
809: # Print out a message telling them what we are doing
810: if (scalar(@$Problems) > 1) {
811: $r->print('<p class="LC_info">'.
812: &mt('Preparing Excel spreadsheet of student responses to [_1] problems',
813: scalar(@$Problems)).
814: '</p>');
815: } else {
816: $r->print('<p class="LC_info">'.
817: &mt('Preparing Excel spreadsheet of student responses').
818: '</p>');
819: }
820: $r->rflush();
821: #
822: # Create the excel spreadsheet
823: my ($workbook,$filename,$format) =
824: &Apache::loncommon::create_workbook($r);
825: return if (! defined($workbook));
826:
827: # Worksheet name
828: # The length of a worksheet name in Excel 95 is limited to 31 characters.
829: # Let's make sure to not exceed the maximum length in the translation files.
830: # Otherwise, no Excel file would be created.
831: my $worksheetname = &mt('Student Submission Data');
832: if (length($worksheetname) > 31) {
833: # nice way to cut off too long name
834: $worksheetname = substr($worksheetname,0,28,).'...';
835: }
836: my $worksheet = $workbook->addworksheet($worksheetname);
837: #
838: # Add headers to the worksheet
839: my $rows_output = 0;
840: $worksheet->write($rows_output++,0,
841: $env{'course.'.$env{'request.course.id'}.'.description'},
842: $format->{'h1'});
843: $rows_output++;
844: my $cols_output = 0;
845: my $title_row = $rows_output++;
846: my $partid_row = $rows_output++;
847: my $respid_row = $rows_output++;
848: my $header_row = $rows_output++;
849: $worksheet->write($title_row ,0,&mt('Problem Title'),$format->{'bold'});
850: $worksheet->write($partid_row,0,&mt('Part ID'),$format->{'bold'});
851: $worksheet->write($respid_row,0,&mt('Response ID'),$format->{'bold'});
852: # Student headers
853: my @StudentColumns = &get_student_columns($show_named);
854: foreach my $field (@StudentColumns) {
855: $worksheet->write($header_row,$cols_output++,&mt(ucfirst($field)),
856: $format->{'bold'});
857: }
858: # Problem headers
859: my %start_col;
860: foreach my $prob (@$Problems) {
861: my $title = $prob->compTitle;
862: my $symb = $prob->symb();
863: $worksheet->write($title_row,$cols_output,
864: $title,$format->{'h3'});
865: foreach my $partid (@{$prob->parts}) {
866: if (($prob->is_anonsurvey($partid)) || ($anoncounter->{$symb."\0".$partid})) {
867: next if ($show_named);
868: } else {
869: next unless ($show_named);
870: }
871: $worksheet->write($partid_row,$cols_output,
872: $prob->part_display($partid));
873: my $responses = [$prob->responseIds($partid)];
874: my $resptypes = [$prob->responseType($partid)];
875: for (my $i=0;$i<scalar(@$responses);$i++) {
876: $start_col{$prob->symb}->{$partid}->{$responses->[$i]}=
877: $cols_output;
878: $worksheet->write($respid_row,$cols_output,
879: $resptypes->[$i].', '.$responses->[$i]);
880: my @headers = &get_headers($prob,$partid,$responses->[$i],
881: $resptypes->[$i],
882: $problem_analysis{$prob->src},
883: 'excel','display',
884: @extra_resp_headers);
885: foreach my $text (@headers) {
886: if ($text eq 'Time') {
887: $worksheet->set_column($cols_output,$cols_output,undef,
888: $format->{'date'});
889: }
890: $worksheet->write($header_row,$cols_output++,$text);
891: }
892: }
893: }
894: }
895: #
896: # Populate the worksheet with the student data
897: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,scalar(@$Students));
898: my $max_row = $rows_output;
899: foreach my $student (@$Students) {
900: last if ($c->aborted());
901: $cols_output = 0;
902: my $student_row = $max_row;
903: foreach my $prob (@$Problems) {
904: my $symb = $prob->symb();
905: foreach my $partid (@{$prob->parts}) {
906: if (($prob->is_anonsurvey($partid)) || ($anoncounter->{$symb."\0".$partid})) {
907: next if ($show_named);
908: } else {
909: next unless ($show_named);
910: }
911: my @Response = $prob->responseIds($partid);
912: my @ResponseType = $prob->responseType($partid);
913: for (my $i=0;$i<=$#Response;$i++) {
914: my $respid = $Response[$i];
915: my $resptype = $ResponseType[$i];
916: my $results =
917: &Apache::loncoursedata::get_response_data_by_student
918: ($student,$prob->symb(),$respid);
919: my @headers = &get_headers($prob,$partid,$respid,
920: $resptype,
921: $problem_analysis{$prob->src},
922: 'excel','normal',
923: @extra_resp_headers);
924:
925: if (! defined($results)) {
926: $results = [];
927: }
928: #
929: $rows_output = $student_row;
930: #
931: my $response_start_col = $start_col{$prob->symb}->{$partid}->{$respid};
932: for (my $j=scalar(@$results)-1;$j>=0;$j--) {
933: $cols_output = $response_start_col;
934: if ($env{'form.all_sub'} ne 'true') {
935: next if ($j ne scalar(@$results)-1);
936: }
937: my $response = &hashify_response($results->[$j],
938: $prob,
939: $student,
940: $partid,
941: $respid);
942: my @response_data =
943: &compile_response_data(\@headers,$response,
944: $prob,$partid,$respid,
945: $resptype,
946: \&excel_format_item);
947: $worksheet->write_row($rows_output++,$cols_output,
948: \@response_data);
949: $cols_output+=scalar(@response_data);
950: if ($rows_output > $max_row) {
951: $max_row = $rows_output;
952: }
953: }
954: }
955: }
956: }
957: # Prepend current student's user information to all rows
958: for (my $row = $student_row;$row<$max_row;$row++) {
959: my $cols = 0;
960: foreach my $field (@StudentColumns) {
961: if ($show_named) {
962: my $value = $student->{$field};
963: if ($field eq 'comments') {
964: $value = &Apache::lonmsgdisplay::retrieve_instructor_comments
965: ($student->{'username'},$student->{'domain'});
966: }
967: $worksheet->write($row,$cols++,$value);
968: } else {
969: $worksheet->write($row,$cols++,
970: &mt('Anonymized'));
971: }
972: }
973: }
974: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,'last student');
975: }
976: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
977: #
978: # Close the excel file
979: $workbook->close();
980: #
981: # Write a link to allow them to download it
982: $r->print('<p><a href="'.$filename.'">'.
983: &mt('Your Excel spreadsheet.').
984: '</a></p>'."\n");
985: $r->print('<script>'.
986: 'window.document.Statistics.stats_status.value="'.
987: 'Done compiling spreadsheet. See link below to download.'.
988: '";</script>');
989: $r->rflush();
990: return;
991: }
992:
993: sub compile_response_data {
994: my ($headers,$response,$prob,$partid,$respid,$resptype,$format) = @_;
995: if (! ref($headers) || ref($headers) ne 'ARRAY' || ! scalar(@$headers)) {
996: return ();
997: }
998: if (ref($format) ne 'CODE') {
999: $format = sub { return $_[0]; };
1000: }
1001: #
1002: my $submission =
1003: &HTML::Entities::decode
1004: (&unescape($response->{'Submission'}));
1005: if (!$prob->is_task()) {
1006: return () if (! defined($submission) || $submission eq '');
1007: }
1008: $submission =~ s/\\\"/\"/g;
1009: $submission =~ s/\\\'/\'/g;
1010: if ($resptype eq 'radiobutton') {
1011: $submission =~ s/=([^=])$//;
1012: }
1013: $response->{'Submission'} = $submission;
1014: #
1015: my @values;
1016: if ($resptype =~ /^(option|match|rank)$/) {
1017: my %submission =
1018: map {
1019: my ($foil,$value) = split('=',&unescape($_));
1020: ($foil,$value);
1021: } split('&',$response->{'Submission'});
1022: my %correct;
1023: if (exists($response->{'Correct'})) {
1024: %correct =
1025: map {
1026: my ($foil,$value)=split('=',&unescape($_));
1027: ($foil,$value);
1028: } split('&',$response->{'Correct'});
1029: }
1030: #
1031: foreach my $original_header (@$headers) {
1032: if ($original_header =~ /^_/) {
1033: # '_' denotes a foil column
1034: my ($header) = ($original_header =~ m/^_(.*)$/);
1035: my $option = '';
1036: if ( my ($foil) = ($header =~ /(.*) Correct$/)) {
1037: if (exists($correct{$foil})) {
1038: $option = $correct{$foil};
1039: }
1040: } elsif (exists($submission{$header})) {
1041: $option = $submission{$header};
1042: }
1043: push(@values,&{$format}($option,$header));
1044: } else {
1045: # A normal column
1046: push(@values,&{$format}($response->{$original_header},
1047: $original_header));
1048: }
1049: }
1050: } else {
1051: @values = map { &{$format}($response->{$_},$_); } @$headers;
1052: }
1053: return @values;
1054: }
1055:
1056: sub excel_format_item {
1057: my ($item,$type) = @_;
1058: if ($type eq 'Time') {
1059: $item = &Apache::lonstathelpers::calc_serial($item);
1060: } else {
1061: if ($item =~ m/^=/) {
1062: $item = ' '.$item;
1063: }
1064: $item =~ s/\\r//g;
1065: $item =~ s/\\n/\n/g;
1066: $item =~ s/(\s*$|^\s*)//g;
1067: $item =~ s/\\\'/\'/g;
1068: }
1069: return $item;
1070: }
1071:
1072: #########################################################
1073: #########################################################
1074: ##
1075: ## CSV output of student answers
1076: ##
1077: #########################################################
1078: #########################################################
1079: sub prepare_csv_output {
1080: my ($r,$problems,$students,$anoncounter,$show_named) = @_;
1081: my $c = $r->connection();
1082: #
1083: $r->print('<p class="LC_info">'.
1084: &mt('Generating CSV report of student responses').'</p>');
1085: #
1086: # Progress window
1087: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,scalar(@$students));
1088:
1089: $r->rflush();
1090: #
1091: # Open a file
1092: my $outputfile;
1093: my $filename = '/prtspool/'.
1094: $env{'user.name'}.'_'.$env{'user.domain'}.'_'.
1095: time.'_'.rand(1000000000).'.csv';
1096: unless ($outputfile = Apache::File->new('>/home/httpd'.$filename)) {
1097: $r->log_error("Couldn't open $filename for output $!");
1098: $r->print(
1099: '<p class="LC_error">'
1100: .&mt('Problems occurred in writing the CSV file.')
1101: .' '.&mt('This error has been logged.')
1102: .' '.&mt('Please alert your LON-CAPA administrator.')
1103: .'</p>'
1104: );
1105: $outputfile = undef;
1106: }
1107: #
1108: # Compute the number of columns per response
1109: my @extra_resp_headers = &get_extra_response_headers($show_named);
1110: #
1111: # Create the table header
1112: my @student_columns = &get_student_columns($show_named);
1113: my $student_column_count = scalar(@student_columns);
1114: #
1115: my %headers;
1116: push(@{$headers{'student'}},@student_columns);
1117: # Pad for the student data
1118: foreach my $row ('problem','part','response') {
1119: $headers{$row}=[map {''} @student_columns];
1120: }
1121: #
1122: # we put the headers into the %headers hash
1123: my %problem_analysis;
1124: my %start_col;
1125: my $max_column = $student_column_count;
1126: foreach my $prob (@$problems) {
1127: my $symb = $prob->symb();
1128: my %analysis = &Apache::lonstathelpers::get_problem_data($prob->src);
1129: $problem_analysis{$prob->src}=\%analysis;
1130: $headers{'problem'}->[$max_column] = $prob->compTitle;
1131: foreach my $partid (@{$prob->parts}) {
1132: if (($prob->is_anonsurvey($partid)) || ($anoncounter->{$symb."\0".$partid})) {
1133: next if ($show_named);
1134: } else {
1135: next unless ($show_named);
1136: }
1137: $headers{'part'}->[$max_column] = $prob->part_display($partid);
1138: my $responses = [$prob->responseIds($partid)];
1139: my $resptypes = [$prob->responseType($partid)];
1140: for (my $i=0;$i<scalar(@$responses);$i++) {
1141: my @headers = &get_headers($prob,$partid,$responses->[$i],
1142: $resptypes->[$i],
1143: $problem_analysis{$prob->src},
1144: 'csv','display',
1145: @extra_resp_headers);
1146: $start_col{$prob->symb}->{$partid}->{$responses->[$i]}=
1147: $max_column;
1148: $headers{'response'}->[$max_column]=
1149: &mt('Response [_1]',$responses->[$i]);
1150: for (my $j=0;$j<=$#headers;$j++) {
1151: $headers{'student'}->[$max_column+$j]=$headers[$j];
1152: }
1153: $max_column += scalar(@headers);
1154: }
1155: }
1156: }
1157: foreach my $row ('problem','part','response','student') {
1158: print $outputfile '"'.
1159: join('","',
1160: map {
1161: &Apache::loncommon::csv_translate($_);
1162: } @{$headers{$row}}).'"'.$/;
1163: }
1164: #
1165: # Main loop
1166: foreach my $student (@$students) {
1167: last if ($c->aborted());
1168: my @rows;
1169: foreach my $prob (@$problems) {
1170: my $symb = $prob->symb;
1171: foreach my $partid (@{$prob->parts}) {
1172: if (($prob->is_anonsurvey($partid)) || ($anoncounter->{$symb."\0".$partid})) {
1173: next if ($show_named);
1174: } else {
1175: next unless ($show_named);
1176: }
1177: my @responses = $prob->responseIds($partid);
1178: my @response_type = $prob->responseType($partid);
1179: for (my $i=0;$i<=$#responses;$i++) {
1180: my $respid = $responses[$i];
1181: my $resptype = $response_type[$i];
1182: my @headers = &get_headers($prob,$partid,$respid,$resptype,
1183: $problem_analysis{$prob->src},
1184: 'csv','normal',
1185: @extra_resp_headers);
1186: my $results =
1187: &Apache::loncoursedata::get_response_data_by_student
1188: ($student,$prob->symb(),$respid);
1189: if (! defined($results)) {
1190: $results = [];
1191: }
1192: for (my $j=0; $j<scalar(@$results);$j++) {
1193: if ($env{'form.all_sub'} ne 'true') {
1194: next if ($j != 0);
1195: }
1196: my $idx = scalar(@$results) - $j - 1;
1197: my $response = &hashify_response($results->[$idx],
1198: $prob,$student,
1199: $partid,$respid);
1200: my @data = &compile_response_data(\@headers,$response,
1201: $prob,$partid,
1202: $respid,$resptype,
1203: \&csv_format_item);
1204: my $resp_start_idx =
1205: $start_col{$prob->symb}->{$partid}->{$respid};
1206: for (my $k=0;$k<=$#data;$k++) {
1207: $rows[$j]->[$resp_start_idx + $k] = $data[$k];
1208: }
1209: }
1210: }
1211: }
1212: }
1213: foreach my $row (@rows) {
1214: my $student_row_data = '';
1215: if ($show_named) {
1216: foreach my $field (@student_columns) {
1217: my $value = $student->{$field};
1218: if ($field eq 'comments') {
1219: $value = &Apache::lonmsgdisplay::retrieve_instructor_comments
1220: ($student->{'username'},$student->{'domain'});
1221: }
1222: $student_row_data .= '"'.&Apache::loncommon::csv_translate($value).'",';
1223: }
1224: $student_row_data =~ s/,$//;
1225: } else {
1226: $student_row_data = '"'.&mt('Anonymized').'"';
1227: }
1228: print $outputfile $student_row_data;
1229: for (my $i=$student_column_count;$i<$max_column;$i++) {
1230: my $value = &Apache::loncommon::csv_translate($row->[$i]);
1231: $value ||='';
1232: print $outputfile ',"'.$value.'"';
1233: }
1234: print $outputfile $/;
1235: }
1236: undef(@rows);
1237: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,'last student');
1238: }
1239: close($outputfile);
1240: #
1241: # Close the progress window
1242: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1243: #
1244: # Tell the user where to get their CSV file
1245: $r->print('<br />'.
1246: '<a href="'.$filename.'">'.&mt('Your CSV file.').'</a>'."\n");
1247: $r->rflush();
1248: return;
1249: }
1250:
1251: sub csv_format_item {
1252: my ($item,$type) = @_;
1253: if ($type eq 'Time') {
1254: $item = &Apache::lonlocal::locallocaltime($item);
1255: }
1256: $item =&Apache::loncommon::csv_translate($item);
1257: return $item;
1258: }
1259:
1260: #########################################################
1261: #########################################################
1262: ##
1263: ## Generic Interface Routines
1264: ##
1265: #########################################################
1266: #########################################################
1267: sub CreateInterface {
1268: ##
1269: ## Output Selection
1270: my $output_selector = $/.'<select name="output">'.$/;
1271: foreach ('HTML','Excel','CSV') {
1272: $output_selector .= ' <option value="'.lc($_).'"';
1273: if ($env{'form.output'} eq lc($_)) {
1274: $output_selector .= ' selected="selected"';
1275: }
1276: $output_selector .='>'.&mt($_).'</option>'.$/;
1277: }
1278: $output_selector .= '</select>'.$/;
1279: ##
1280: ## Environment variable initialization
1281: my $Str = '';
1282: $Str .= '<br />';
1283: $Str .= &Apache::loncommon::start_data_table();
1284: $Str .= &Apache::loncommon::start_data_table_header_row();
1285: $Str .= '<th>'.&mt('Sections').'</th>';
1286: $Str .= '<th>'.&mt('Groups').'</th>';
1287: $Str .= '<th>'.&mt('Student Data').&Apache::loncommon::help_open_topic("Chart_Student_Data").'</th>';
1288: $Str .= '<th>'.&mt('Access Status').'</th>';
1289: $Str .= '<th>'.&mt('Options').'</th>';
1290: $Str .= '<th>'.&mt('Output Format').'</th>';
1291: $Str .= &Apache::loncommon::end_data_table_header_row();
1292: #
1293: $Str .= &Apache::loncommon::start_data_table_row();
1294: $Str .= '<td align="center">'."\n";
1295: $Str .= &Apache::lonstatistics::SectionSelect('Section','multiple',5);
1296: $Str .= '</td>';
1297: #
1298: $Str .= '<td align="center">'."\n";
1299: $Str .= &Apache::lonstatistics::GroupSelect('Group','multiple',5);
1300: $Str .= '</td>';
1301: #
1302: $Str .= '<td align="center">'."\n";
1303: $Str .= &Apache::lonstatistics::StudentDataSelect('StudentData','multiple', 5,undef);
1304: $Str .= '</td>';
1305: #
1306: $Str .= '<td align="center">';
1307: $Str .= &Apache::lonhtmlcommon::StatusOptions(undef,undef,5);
1308: $Str .= '</td>';
1309: #
1310: # Render problem checkbox
1311: my $prob_checkbox = '<input type="checkbox" name="renderprob" ';
1312: if (exists($env{'form.renderprob'}) && $env{'form.renderprob'} eq 'true') {
1313: $prob_checkbox .= 'checked="checked" ';
1314: }
1315: $prob_checkbox .= 'value="true" />';
1316: #
1317: # Compute correct answers checkbox
1318: my $ans_checkbox = '<input type="checkbox" name="correctans" ';
1319: if (exists($env{'form.correctans'}) && $env{'form.correctans'} eq 'true') {
1320: $ans_checkbox .= 'checked="checked" ';
1321: }
1322: $ans_checkbox .= 'value="true" />';
1323: #
1324: # Show all submissions checkbox
1325: my $all_sub_checkbox = '<input type="checkbox" name="all_sub" ';
1326: if (exists($env{'form.all_sub'}) &&
1327: $env{'form.all_sub'} eq 'true') {
1328: $all_sub_checkbox .= 'checked="checked" ';
1329: }
1330: $all_sub_checkbox.= 'value="true" />';
1331: #
1332: # problem status checkbox
1333: my $prob_status_checkbox = '<input type="checkbox" name="prob_status" ';
1334: if (exists($env{'form.prob_status'}) &&
1335: $env{'form.prob_status'} eq 'true') {
1336: $prob_status_checkbox .= 'checked="checked" ';
1337: }
1338: $prob_status_checkbox .= 'value="true" />';
1339: #
1340: $Str .=
1341: '<td valign="top">'
1342: .'<label>'
1343: .$prob_checkbox.&mt('Show problem')
1344: .'</label><br />'
1345: .'<label>'
1346: .' '.$ans_checkbox.&mt('Show correct answers')
1347: .'</label><br />'
1348: .'<label>'
1349: .$all_sub_checkbox.&mt('Show all submissions')
1350: .'</label><br />'
1351: .'<label>'
1352: .$prob_status_checkbox.&mt('Show problem grading')
1353: .'</label>'
1354: .'</td>';
1355: #
1356: $Str .= '<td align="center" valign="top">'.$output_selector.'</td>';
1357: #
1358: $Str .= &Apache::loncommon::end_data_table_row();
1359: $Str .= &Apache::loncommon::end_data_table();
1360: #
1361: return $Str;
1362: }
1363:
1364: sub get_student_columns {
1365: my ($show_named) = @_;
1366: my @student_columns;
1367: if ($show_named) {
1368: @student_columns = @Apache::lonstatistics::SelectedStudentData;
1369: if (grep(/^all$/,@student_columns)) {
1370: @student_columns = qw(fullname username domain id section status groups comments);
1371: }
1372: } else {
1373: @student_columns = ('username');
1374: }
1375: return @student_columns;
1376: }
1377:
1378: 1;
1379:
1380: __END__
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