Annotation of loncom/interface/statistics/lonsurveyreports.pm, revision 1.14
1.1 matthew 1: # The LearningOnline Network with CAPA
2: #
1.14 ! raeburn 3: # $Id: lonsurveyreports.pm,v 1.13 2006/05/30 12:46:50 www Exp $
1.1 matthew 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::lonsurveyreports;
28:
29: use strict;
1.8 albertel 30: use Apache::lonnet;
1.1 matthew 31: use Apache::loncommon();
32: use Apache::lonhtmlcommon();
33: use Apache::loncoursedata();
34: use Apache::lonstatistics;
35: use Apache::lonlocal;
36: use Apache::lonstathelpers;
1.4 matthew 37: use Spreadsheet::WriteExcel;
1.1 matthew 38: use HTML::Entities();
39: use Time::Local();
1.13 www 40: use lib '/home/httpd/lib/perl/';
41: use LONCAPA;
42:
1.1 matthew 43:
1.7 matthew 44: my @SubmitButtons = (
45: { name => 'break'},
46: { name => 'PrevProblem',
1.1 matthew 47: text => 'Previous Survey' },
48: { name => 'NextProblem',
49: text => 'Next Survey' },
1.7 matthew 50: { name => 'SelectAnother',
51: text => 'Choose a different Survey' },
1.1 matthew 52: { name => 'break'},
53: { name => 'Generate',
54: text => 'Generate Report'},
55: );
56:
57: sub BuildSurveyReportsPage {
58: my ($r,$c)=@_;
59: #
60: my %Saveable_Parameters = ('Status' => 'scalar',
61: 'Section' => 'array',
62: 'NumPlots' => 'scalar',
63: );
64: &Apache::loncommon::store_course_settings('survey_reports',
65: \%Saveable_Parameters);
66: &Apache::loncommon::restore_course_settings('survey_resports',
67: \%Saveable_Parameters);
68: #
69: &Apache::lonstatistics::PrepareClasslist();
70: #
71: $r->print(&CreateInterface());
72: #
73: my @Students = @Apache::lonstatistics::Students;
74: #
75: if (@Students < 1) {
76: $r->print('<h2>There are no students in the sections selected</h2>');
77: }
78: #
79: my @CacheButtonHTML =
80: &Apache::lonstathelpers::manage_caches($r,'Statistics','stats_status');
81: $r->rflush();
82: #
1.8 albertel 83: if (exists($env{'form.problemchoice'}) &&
84: ! exists($env{'form.SelectAnother'})) {
1.7 matthew 85: $r->print(' 'x3);
1.1 matthew 86: foreach my $button (@SubmitButtons) {
87: if ($button->{'name'} eq 'break') {
88: $r->print("<br />\n");
89: } else {
90: $r->print('<input type="submit" name="'.$button->{'name'}.'" '.
91: 'value="'.&mt($button->{'text'}).'" />');
92: $r->print(' 'x5);
93: }
94: }
95: foreach my $html (@CacheButtonHTML) {
96: $r->print($html.(' 'x5));
97: }
98: #
99: $r->print('<hr />');
1.5 matthew 100: $r->print('<h4>'.
1.7 matthew 101: &Apache::lonlocal::locallocaltime(time).','.
1.5 matthew 102: &Apache::lonstatistics::section_and_enrollment_description().
103: '</h4>');
1.1 matthew 104: $r->rflush();
105: #
106: # Determine which problem we are to analyze
107: my $current_problem = &Apache::lonstathelpers::get_target_from_id
1.8 albertel 108: ($env{'form.problemchoice'});
1.1 matthew 109: #
1.3 matthew 110: my ($navmap,$prev,$curr,$next) =
1.1 matthew 111: &Apache::lonstathelpers::get_prev_curr_next($current_problem,
112: '.',
113: 'part_survey',
114: );
1.8 albertel 115: if (exists($env{'form.PrevProblem'}) && defined($prev)) {
1.1 matthew 116: $current_problem = $prev;
1.8 albertel 117: } elsif (exists($env{'form.NextProblem'}) && defined($next)) {
1.1 matthew 118: $current_problem = $next;
119: } else {
120: $current_problem = $curr;
121: }
122: #
123: # Store the current problem choice and send it out in the form
1.8 albertel 124: $env{'form.problemchoice'} =
1.1 matthew 125: &Apache::lonstathelpers::make_target_id($current_problem);
126: $r->print('<input type="hidden" name="problemchoice" value="'.
1.8 albertel 127: $env{'form.problemchoice'}.'" />');
1.1 matthew 128: #
129: if (! defined($current_problem->{'resource'})) {
130: $r->print('resource is undefined');
131: } else {
132: my $resource = $current_problem->{'resource'};
1.3 matthew 133: $r->print('<h1>'.$resource->compTitle.'</h1>');
134: $r->print('<h3>'.$resource->src.'</h3>');
1.8 albertel 135: if ($env{'form.renderprob'} eq 'true') {
1.6 matthew 136: $r->print(&Apache::lonstathelpers::render_resource($resource));
137: }
1.1 matthew 138: $r->rflush();
139: my %Data = &Apache::lonstathelpers::get_problem_data
1.3 matthew 140: ($resource->src);
1.7 matthew 141: &compile_student_answers($r,$current_problem,\%Data,\@Students);
1.8 albertel 142: if ($env{'form.output'} eq 'HTML' ||
143: ! defined($env{'form.output'})) {
1.4 matthew 144: &make_HTML_report($r,$current_problem,\%Data,\@Students);
1.8 albertel 145: } elsif ($env{'form.output'} eq 'Excel') {
1.4 matthew 146: &make_Excel_report($r,$current_problem,\%Data,\@Students);
1.8 albertel 147: } elsif ($env{'form.output'} eq 'TXT') {
1.7 matthew 148: &make_text_report($r,$current_problem,\%Data,\@Students);
1.4 matthew 149: }
1.1 matthew 150: }
151: $r->print('<hr />');
152: } else {
153: $r->print('<input type="submit" name="Generate" value="'.
154: &mt('Generate Survey Report').'" />');
155: $r->print(' 'x5);
156: $r->print('<h3>'.&mt('Please select a Survey to analyze').'</h3>');
157: $r->print(&SurveyProblemSelector());
158: }
159: }
160:
161: ##########################################################
162: ##########################################################
163: ##
164: ## SurveyProblemSelector
165: ##
166: ##########################################################
167: ##########################################################
168: sub SurveyProblemSelector {
169: my $Str = '';
170: my @SurveyProblems;
1.3 matthew 171: my ($navmap,@sequences) =
172: &Apache::lonstatistics::selected_sequences_with_assessments('all');
173: foreach my $seq (@sequences) {
174: my @resources = &Apache::lonstathelpers::get_resources($navmap,$seq);
175: foreach my $res (@resources) {
176: foreach my $part (@{$res->parts}) {
177: if ($res->is_survey($part)) {
1.1 matthew 178: push(@SurveyProblems,{res=>$res,seq=>$seq,part=>$part});
179: last;
180: }
181: }
182: }
183: }
184: if (! scalar(@SurveyProblems)) {
185: $Str = '<h1>'.
186: &mt('There are no survey problems in this course').
187: '</h1>'.$/;
188: return $Str;
189: }
190: $Str .= '<table>'.$/;
191: $Str .= '<tr>'.'<td></td>'.
1.3 matthew 192: '<th>'.&mt('Survey').'</th>'.
1.1 matthew 193: '</tr>'.$/;
1.3 matthew 194: my $id;
1.1 matthew 195: foreach my $problem (@SurveyProblems) {
1.3 matthew 196: $id++;
1.1 matthew 197: my $value = &Apache::lonstathelpers::make_target_id
1.3 matthew 198: ({symb=>$problem->{'res'}->symb,
1.1 matthew 199: part=>$problem->{'part'},
200: respid=>undef,
201: resptype=>undef});
202: my $checked = '';
1.8 albertel 203: if ($env{'form.problemchoice'} eq $value) {
1.1 matthew 204: $checked = 'checked ';
205: }
1.3 matthew 206: my $link = $problem->{'res'}->src.
1.13 www 207: '?symb='.&escape($problem->{'res'}->symb);
1.3 matthew 208: $Str .= '<tr><td>'.
209: '<input type="radio" name="problemchoice" id="'.$id.'" '.
1.1 matthew 210: 'value="'.$value.'" '.$checked.'/>'.'</td>'.
1.3 matthew 211: '<td><nobr>'.
1.10 albertel 212: '<label for="'.$id.'">'.$problem->{'res'}->compTitle.'('.$problem->{'seq'}->compTitle.')'.'</label>'.
1.3 matthew 213: (' 'x2).
214: qq{<a target="preview" href="$link">view</a>}.'</td></tr>'.$/;
1.1 matthew 215: }
216: $Str .= '</table>';
217: return $Str;
218: }
219:
220: #########################################################
221: #########################################################
222: ##
223: ## Compile Student Answers
224: ##
225: #########################################################
226: #########################################################
1.7 matthew 227: sub compile_student_answers {
228: my ($r,$problem,$ProblemData,$Students) = @_;
1.1 matthew 229: my $resource = $problem->{'resource'};
1.7 matthew 230: my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin
231: ($r,'Processing Student Submissions',
232: 'Processing Student Submissions',
233: scalar(@$Students),'inline',undef,'Statistics','stats_status');
1.1 matthew 234: foreach my $student (@$Students) {
1.3 matthew 235: foreach my $partid (@{$resource->parts}) {
236: my @response_ids = $resource->responseIds($partid);
237: my @response_types = $resource->responseType($partid);
238: for (my $i=0;$i<=$#response_ids;$i++) {
239: my $respid = $response_ids[$i];
240: my $resptype = $response_types[$i];
1.1 matthew 241: my $results =
242: &Apache::loncoursedata::get_response_data_by_student
1.3 matthew 243: ($student,$resource->symb,$respid);
1.1 matthew 244: next if (! defined($results) || ref($results) ne 'ARRAY' ||
245: ref($results->[0]) ne 'ARRAY');
246: my $student_response =
247: $results->[0]->[&Apache::loncoursedata::RDs_submission()];
248: $problem->{'responsedata'}->{$partid}->{$respid}->{'_count'}++;
249: my $data = $problem->{'responsedata'}->{$partid}->{$respid};
1.3 matthew 250: if ($resptype =~ /^(option|match)$/) {
251: my @responses = split('&',$student_response);
252: foreach my $response (@responses) {
253: my ($foilid,$option) =
254: map {
1.13 www 255: &unescape($_);
1.3 matthew 256: } split('=',$response);
257: $data->{'foil_count'}->{$foilid}++;
258: $data->{'foil_responses'}->{$foilid}->{$option}++;
259: }
260: } elsif ($resptype =~ /^(radiobutton)$/) {
1.13 www 261: my ($foil,$value) = map { &unescape($_); } split('=',$student_response);
1.1 matthew 262: $value += 1; # explicitly increment it...
263: $data->{'foil_responses'}->{$foil}++;
264: $data->{'foil_values'}->{$value}++;
265: if (! exists($data->{'map'}->{$value})) {
266: $data->{'map'}->{$value} = $foil;
267: }
268: } else {
269: # Variable stuff (essays, raw numbers, strings) go here
270: push(@{$data->{'responses'}},$student_response);
271: }
272: }
273: }
1.7 matthew 274: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
275: 'last student');
276: }
277: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
278: return;
279: }
280:
281:
282: #########################################################
283: #########################################################
284: ##
285: ## make_text_report
286: ##
287: #########################################################
288: #########################################################
289: sub make_text_report {
290: my ($r,$problem,$problem_data,$students) = @_;
291: my ($file,$filename) = &Apache::loncommon::create_text_file($r,'txt');
292: if (! defined($file)) { return '';}
293: $r->print('<script>'.
294: 'window.document.Statistics.stats_status.value="'.
295: &mt('Building text document.').
296: '";</script>');
297: my $resource = $problem->{'resource'};
298: print $file $resource->compTitle.$/;
299: print $file &Apache::lonstatistics::section_and_enrollment_description().
300: ' '.&mt('Generated on [_1]',&Apache::lonlocal::locallocaltime(time)).
301: $/;
302: my $something_has_been_output = 0;
303: foreach my $partid (@{$resource->parts}) {
304: my @response_ids = $resource->responseIds($partid);
305: my @response_types = $resource->responseType($partid);
306: for (my $i=0;$i<=$#response_ids;$i++) {
307: my $respid = $response_ids[$i];
308: my $resptype = $response_types[$i];
309: my $data = $problem->{'responsedata'}->{$partid}->{$respid};
310: if (exists($data->{'responses'}) &&
311: ref($data->{'responses'}) eq 'ARRAY') {
312: # Essay type response
313: print $file ('-'x40).$/;
314: print $file
315: $resource->part_display($partid).', '.$respid.':'.$resptype.$/;
316: foreach my $submission (@{$data->{'responses'}}) {
317: print $file ('-'x20).$/;
318: $submission =~ s/(\\r\\n|\\n)/\n/g;
319: $submission =~ s/\\(\'|\"|\`)/$1/g;
320: print $file $submission.$/.$/;
321: $something_has_been_output=1;
322: }
323: }
324: }
1.1 matthew 325: }
1.7 matthew 326: close($file);
327: if($something_has_been_output) {
328: $r->print('<p><a href="'.$filename.'">'.
329: &mt('Your text file.').
330: '</a></p>'."\n");
331: $r->print('<script>'.
332: 'window.document.Statistics.stats_status.value="'.
333: &mt('Done compiling text file. See link below to download.').
334: '";</script>');
335: } else {
336: $r->print('<h2>'.
337: &mt("There is no essay or string response data to output for this survey.").'</h2>');
338: }
339: $r->rflush();
1.1 matthew 340: return;
341: }
342:
1.7 matthew 343:
1.1 matthew 344: #########################################################
345: #########################################################
346: ##
1.4 matthew 347: ## make_Excel_report
348: ##
349: #########################################################
350: #########################################################
351: sub make_Excel_report {
352: my ($r,$problem,$problem_data,$students) = @_;
353: my ($workbook,$filename,$format) = &Apache::loncommon::create_workbook($r);
354: if (! defined($workbook)) { return '';}
355: $r->print('<script>'.
356: 'window.document.Statistics.stats_status.value="'.
357: &mt('Building spreadsheet.').
358: '";</script>');
359: my $worksheet = $workbook->addworksheet('Survey Reports');
360: #
361: my $rows_output=0;
362: $worksheet->write($rows_output++,0,
1.8 albertel 363: $env{'course.'.$env{'request.course.id'}.'.description'},
1.4 matthew 364: $format->{'h1'});
365: $rows_output++;
366: #
367: my $resource = $problem->{'resource'};
368: $worksheet->write($rows_output++,0,$resource->compTitle,$format->{'h2'});
369: foreach my $partid (@{$resource->parts}) {
370: my @response_ids = $resource->responseIds($partid);
371: my @response_types = $resource->responseType($partid);
372: for (my $i=0;$i<=$#response_ids;$i++) {
373: my $respid = $response_ids[$i];
374: my $resptype = $response_types[$i];
375: my $data = $problem->{'responsedata'}->{$partid}->{$respid};
376: my $cols_output=0;
377: $worksheet->write($rows_output,$cols_output++,
378: $resource->part_display($partid),$format->{'h3'});
379: $worksheet->write($rows_output,$cols_output++,
380: 'Response '.$respid.', '.$resptype,
381: $format->{'h3'});
382: $rows_output++;
383: if (exists($data->{'responses'}) &&
384: ref($data->{'responses'}) eq 'ARRAY') {
385: my $warned_about_size = 0;
386: foreach my $data (@{$data->{'responses'}}) {
387: if (length($data) > 255 && ! $warned_about_size) {
388: $r->print('<p>'.
389: &mt('[_1]:[_2] responses to [_3] may be too long to fit Excel spreadsheet.',
390: $resource->compTitle,
391: $resource->part_display($partid),
392: $respid).
393: '</p>');
394: $r->rflush();
395: $warned_about_size=1;
396: }
397: $worksheet->write($rows_output++,0,$data);
398: }
399: } elsif (exists($data->{'foil_count'}) &&
400: exists($data->{'foil_responses'})) {
401: my $respdata = $problem_data->{$partid.'.'.$respid};
402: my @rowdata = ('Foil Name','Foil Text','Option',
403: 'Frequency');
404: $worksheet->write_row($rows_output++,0,
405: \@rowdata,$format->{'h4'});
406: #
407: my @foils = sort(keys(%{$data->{'foil_responses'}}));
408: foreach my $foilid (@foils) {
409: my $foil_count = $data->{'foil_count'}->{$foilid};
410: my $foiltext = $respdata->{'_Foils'}->{$foilid}->{'text'};
411: my $foilname = $respdata->{'_Foils'}->{$foilid}->{'name'};
412: $foiltext = &HTML::Entities::decode($foilname);
413: my $cols_output=0;
414: $worksheet->write($rows_output,$cols_output++,$foilname);
415: $worksheet->write($rows_output,$cols_output++,$foiltext);
416: my $option_start_col = $cols_output;
417: #
418: foreach my $option (sort(@{$respdata->{'_Options'}})){
419: $cols_output= $option_start_col;
420: $worksheet->write($rows_output,$cols_output++,
421: $option);
422: my $count=
423: $data->{'foil_responses'}->{$foilid}->{$option};
424: $worksheet->write($rows_output,$cols_output++,$count);
425: $rows_output++;
426: }
427: }
428: } elsif (exists($data->{'_count'}) &&
429: exists($data->{'foil_values'}) &&
430: exists($data->{'map'})) {
431: my $respdata = $problem_data->{$partid.'.'.$respid};
432: my @rowdata = ('Foil Name','Foil Text','Frequency');
433: $worksheet->write_row($rows_output++,0,
434: \@rowdata,$format->{'h4'});
435: foreach my $value (sort(keys(%{$data->{'foil_values'}}))) {
436: undef(@rowdata);
437: my $foilid = $data->{'map'}->{$value};
438: push(@rowdata,$respdata->{'_Foils'}->{$foilid}->{'name'});
439: push(@rowdata,$respdata->{'_Foils'}->{$foilid}->{'text'});
440: push(@rowdata,$data->{'foil_values'}->{$value});
441: $worksheet->write_row($rows_output++,0,\@rowdata);
442: }
443: }
444: $rows_output++;
445: } #response ids
446: } # partids
447: $workbook->close();
448: $r->print('<p><a href="'.$filename.'">'.
449: &mt('Your Excel spreadsheet.').
450: '</a></p>'."\n");
451: $r->print('<script>'.
452: 'window.document.Statistics.stats_status.value="'.
453: &mt('Done compiling spreadsheet. See link below to download.').
454: '";</script>');
455: $r->rflush();
456: return;
457: }
458:
459: #########################################################
460: #########################################################
461: ##
1.1 matthew 462: ## make_HTML_report
463: ##
464: #########################################################
465: #########################################################
466: sub make_HTML_report {
467: my ($r,$problem,$ProblemData,$Students) = @_;
468: my $resource = $problem->{'resource'};
1.3 matthew 469: foreach my $partid (@{$resource->parts}) {
470: my @response_ids = $resource->responseIds($partid);
471: my @response_types = $resource->responseType($partid);
472: for (my $i=0;$i<=$#response_ids;$i++) {
1.1 matthew 473: my $Str = '<table>'.$/;
1.3 matthew 474: my $respid = $response_ids[$i];
475: my $resptype = $response_types[$i];
1.1 matthew 476: my $data = $problem->{'responsedata'}->{$partid}->{$respid};
1.3 matthew 477: if (! defined($data) || ref($data) ne 'HASH') {
478: next;
479: }
1.1 matthew 480: # Debugging code
481: # $Str .= '<tr>'.
482: # '<td>'.$partid.'</td>'.
483: # '<td>'.$respid.'</td>'.
484: # '<td>'.$resptype.'</td>'.
485: # '</tr>'.$/;
486: $Str .= '<tr>'.
487: '<td><b>'.&mt('Total').'</b></td>'.
488: '<td>'.$data->{'_count'}.'</td>'.
1.9 albertel 489: '<td>'.&mt('Part [_1], Response [_2]',
490: $resource->part_display($partid),$respid).'</td>'.
1.3 matthew 491: '</tr>';
1.1 matthew 492: if (exists($data->{'responses'}) &&
493: ref($data->{'responses'}) eq 'ARRAY') {
494: &randomize_array($data->{'responses'});
495: foreach my $response (@{$data->{'responses'}}) {
496: $response =~ s/\\r\\n/\n/g;
497: $response =~ s/\\'/'/g;
498: $response =~ s/\\"/"/g;
499: $Str .= '<tr>'.
500: '<td colspan="3"><pre>'.
501: &HTML::Entities::encode($response,'<>&').
502: '</pre><hr /></td>'.
503: '</tr>'.$/;
504: }
1.3 matthew 505: } elsif (exists($data->{'foil_count'}) &&
506: exists($data->{'foil_responses'})) {
507: $Str.='<tr><td colspan="3">'.
508: '<table><tr>';
509: my $tmp = '<th>'.join('</th><th>',
510: (&mt('Foil Name'),
511: &mt('Foil Text'),
512: &mt('Option'),
513: &mt('Frequency'),
514: &mt('Percent'))).'</th></tr>';
515: my @foils = sort(keys(%{$data->{'foil_responses'}}));
516: foreach my $foilid (@foils) {
517: my $prob_data = $ProblemData->{$partid.'.'.$respid};
518: my $foil_count = $data->{'foil_count'}->{$foilid};
519: my $foiltext = $prob_data->{'_Foils'}->{$foilid}->{'text'};
520: my $foilname = $prob_data->{'_Foils'}->{$foilid}->{'name'};
521: my $rowspan = scalar(@{$prob_data->{'_Options'}});
522: my $preamble = '<tr>'.
523: '<td valign="top" rowspan="'.$rowspan.'">'.
524: $foilname.'</td>'.
525: '<td valign="top" rowspan="'.$rowspan.'">'.
526: $foiltext.'</td>';
527: foreach my $option (sort(@{$prob_data->{'_Options'}})){
528: my $count =
529: $data->{'foil_responses'}->{$foilid}->{$option};
530: $tmp .= $preamble.
531: '<td>'.$option.'</td>'.
532: '<td align="right">'.$count.'</td>'.
533: '<td align="right">'.
534: sprintf('%.2f',100*$count/$foil_count).'%'.
535: '</td></tr>'.$/;
536: $preamble = '<tr>';
537: }
538: }
539: $Str.=$tmp.'</table></td></tr>';
1.1 matthew 540: } elsif (exists($data->{'_count'}) &&
541: exists($data->{'foil_values'}) &&
542: exists($data->{'map'})) {
543: # This is an option or radiobutton survey response
544: my $total = $data->{'_count'};
545: my $sum = 0;
546: my $tmp;
547: foreach my $value (sort(keys(%{$data->{'foil_values'}}))) {
548: my $count = $data->{'foil_values'}->{$value};
549: my $foilid = $data->{'map'}->{$value};
550: my $foiltext = $ProblemData->{$partid.'.'.$respid}->{'_Foils'}->{$foilid}->{'text'};
551: my $foilname = $ProblemData->{$partid.'.'.$respid}->{'_Foils'}->{$foilid}->{'name'};
552: $tmp .= '<tr>'.
553: '<td>'.$foilname.'</td>'.
554: '<td>'.$foiltext.'</td>'.
555: '<td align="right">'.$count.'</td>'.
556: '<td align="right">'.
557: sprintf("%.2f",$count/$total*100).'%</td>'.
558: '</tr>'.$/;
559: }
560: $Str .= '<tr>'.
561: '<th>'.&mt('Foil Name').'</th>'.
562: '<th>'.&mt('Text').'</th>'.
563: '<th>'.&mt('Freq').'</th>'.
564: '<th>'.&mt('Percent').'</th>'.
565: '</tr>'.$/.
566: $tmp;
567: }
568: $Str.= '</table><hr />';
569: $r->print($Str);
570: $r->rflush();
571: }
572: }
573: return;
574: }
575:
576: sub randomize_array {
577: # Fisher Yates shuffle, lifted from p 121 of "The Perl Cookbook"
578: my ($array) = @_;
579: for (my $i=scalar(@$array);--$i;) {
580: my $j = int(rand($i+1));
581: next if ($i == $j);
582: @$array[$i,$j]=@$array[$j,$i];
583: }
584: }
585:
586: #########################################################
587: #########################################################
588: ##
589: ## Generic Interface Routines
590: ##
591: #########################################################
592: #########################################################
593: sub CreateInterface {
594: ##
595: ## Environment variable initialization
596: my $Str = '';
1.4 matthew 597: my $output_selector = '<select name="output" size="5">'.$/;
1.8 albertel 598: if (! exists($env{'form.output'})) {
599: $env{'form.output'} = 'HTML';
1.4 matthew 600: }
601: foreach my $output_format ( {name=>'HTML',text=>&mt("HTML") },
1.7 matthew 602: {name=>'Excel',text=>&mt("Excel") },
603: {name=>'TXT',text=>&mt("Text (essays only)") },
604: ) {
1.4 matthew 605: $output_selector.='<option value="'.$output_format->{'name'}.'"';
1.8 albertel 606: if ($env{'form.output'} eq $output_format->{'name'}) {
1.4 matthew 607: $output_selector.=' selected';
608: }
609: $output_selector.= '>'.$output_format->{'text'}.'</option>'.$/;
610: }
611: $output_selector .= '</select>'.$/;
1.11 albertel 612: $Str .= &Apache::lonhtmlcommon::breadcrumbs('Student Submission Reports');
1.1 matthew 613: $Str .= '<p>';
614: $Str .= '<table cellspacing="5">'."\n";
615: $Str .= '<tr>';
1.6 matthew 616: $Str .= '<th>'.&mt('Sections').'</th>';
1.12 raeburn 617: $Str .= '<th>'.&mt('Groups').'</th>';
1.14 ! raeburn 618: $Str .= '<th>'.&mt('Access Status').'</th>';
1.6 matthew 619: $Str .= '<th>'.&mt('Output Format').'</th>';
620: $Str .= '<th>'.' '.'</th>';
1.1 matthew 621: $Str .= '</tr>'."\n";
622: #
623: $Str .= '<tr><td align="center">'."\n";
624: $Str .= &Apache::lonstatistics::SectionSelect('Section','multiple',5);
625: $Str .= '</td>';
626: #
1.12 raeburn 627: $Str .= '<td align="center">'."\n";
628: $Str .= &Apache::lonstatistics::GroupSelect('Group','multiple',5);
629: $Str .= '</td>';
630: #
1.1 matthew 631: $Str .= '<td align="center">';
632: $Str .= &Apache::lonhtmlcommon::StatusOptions(undef,undef,5);
633: $Str .= '</td>';
634: #
1.4 matthew 635: $Str .= '<td align="center">'.$output_selector.'</td>';
636: #
1.6 matthew 637: # Render problem checkbox
638: my $prob_checkbox = '<input type="checkbox" name="renderprob" ';
1.8 albertel 639: if (exists($env{'form.renderprob'}) && $env{'form.renderprob'} eq 'true') {
1.6 matthew 640: $prob_checkbox .= 'checked ';
641: }
642: $prob_checkbox .= 'value="true" />';
643: $Str .= '<td align="right" valign="top">'.
644: '<label><b>'.
645: &mt('Show problem [_1]',$prob_checkbox).'</b></label><br />'.
646: '<label><b>'.
647: '</td>';
648: #
1.1 matthew 649: $Str .= '</tr>'."\n";
650: $Str .= '</table>'."\n";
651: #
652: $Str .= '<nobr>'.&mt('Status: [_1]',
653: '<input type="text" '.
654: 'name="stats_status" size="60" value="" />').
655: '</nobr>'.'</p>';
656: ##
657: return $Str;
658: }
659:
660: 1;
661:
662: __END__
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