Annotation of loncom/interface/statistics/lonstudentassessment.pm, revision 1.66
1.1 stredwic 1: # The LearningOnline Network with CAPA
2: #
1.66 ! matthew 3: # $Id: lonstudentassessment.pm,v 1.65 2003/09/03 17:45:49 matthew Exp $
1.1 stredwic 4: #
5: # Copyright Michigan State University Board of Trustees
6: #
7: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
8: # LON-CAPA is free software; you can redistribute it and/or modify
9: # it under the terms of the GNU General Public License as published by
10: # the Free Software Foundation; either version 2 of the License, or
11: # (at your option) any later version.
12: #
13: # LON-CAPA is distributed in the hope that it will be useful,
14: # but WITHOUT ANY WARRANTY; without even the implied warranty of
15: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16: # GNU General Public License for more details.
17: #
18: # You should have received a copy of the GNU General Public License
19: # along with LON-CAPA; if not, write to the Free Software
20: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21: #
22: # /home/httpd/html/adm/gpl.txt
23: #
24: # http://www.lon-capa.org/
25: #
26: # (Navigate problems for statistical reports
1.28 matthew 27: #
28: #######################################################
29: #######################################################
30:
31: =pod
32:
33: =head1 NAME
34:
35: lonstudentassessment
36:
37: =head1 SYNOPSIS
38:
39: Presents assessment data about a student or a group of students.
40:
41: =head1 Subroutines
42:
43: =over 4
44:
45: =cut
46:
47: #######################################################
48: #######################################################
1.1 stredwic 49:
1.21 minaeibi 50: package Apache::lonstudentassessment;
1.1 stredwic 51:
52: use strict;
1.28 matthew 53: use Apache::lonstatistics;
1.1 stredwic 54: use Apache::lonhtmlcommon;
55: use Apache::loncoursedata;
1.28 matthew 56: use Apache::lonnet; # for logging porpoises
1.31 matthew 57: use Spreadsheet::WriteExcel;
58:
59: #######################################################
60: #######################################################
61: =pod
62:
63: =item Package Variables
64:
65: =over 4
66:
67: =item $Statistics Hash ref to store student data. Indexed by symb,
68: contains hashes with keys 'score' and 'max'.
69:
70: =cut
71:
72: #######################################################
73: #######################################################
1.1 stredwic 74:
1.30 matthew 75: my $Statistics;
76:
1.28 matthew 77: #######################################################
78: #######################################################
79:
80: =pod
81:
1.31 matthew 82: =item $show_links 'yes' or 'no' for linking to student performance data
83:
84: =item $output_mode 'html', 'excel', or 'csv' for output mode
85:
1.32 matthew 86: =item $show 'all', 'totals', or 'scores' determines how much data is output
1.31 matthew 87:
1.54 matthew 88: =item $data determines what performance data is shown
89:
90: =item $datadescription A short description of the output data selected.
91:
92: =item $base 'tries' or 'scores' determines the base of the performance shown
93:
1.49 matthew 94: =item $single_student_mode evaluates to true if we are showing only one
95: student.
96:
1.31 matthew 97: =cut
98:
99: #######################################################
100: #######################################################
101: my $show_links;
102: my $output_mode;
1.54 matthew 103: my $data;
104: my $base;
105: my $datadescription;
1.49 matthew 106: my $single_student_mode;
1.28 matthew 107:
1.31 matthew 108: #######################################################
109: #######################################################
110: # End of package variable declarations
1.28 matthew 111:
1.31 matthew 112: =pod
1.28 matthew 113:
1.31 matthew 114: =back
1.28 matthew 115:
1.31 matthew 116: =cut
1.28 matthew 117:
1.31 matthew 118: #######################################################
119: #######################################################
1.28 matthew 120:
1.31 matthew 121: =pod
1.28 matthew 122:
1.31 matthew 123: =item &BuildStudentAssessmentPage()
1.28 matthew 124:
1.31 matthew 125: Inputs:
1.4 stredwic 126:
1.31 matthew 127: =over 4
1.28 matthew 128:
129: =item $r Apache Request
130:
131: =item $c Apache Connection
132:
133: =back
134:
135: =cut
136:
137: #######################################################
138: #######################################################
1.1 stredwic 139: sub BuildStudentAssessmentPage {
1.30 matthew 140: my ($r,$c)=@_;
1.65 matthew 141:
1.30 matthew 142: undef($Statistics);
1.66 ! matthew 143: undef($show_links);
! 144: undef($output_mode);
! 145: undef($data);
! 146: undef($base);
! 147: undef($datadescription);
! 148: undef($single_student_mode);
1.65 matthew 149:
150: $single_student_mode = 0;
1.49 matthew 151: $single_student_mode = 1 if ($ENV{'form.SelectedStudent'});
1.59 matthew 152: if ($ENV{'form.selectstudent'}) {
153: &Apache::lonstatistics::DisplayClasslist($r);
154: return;
155: }
1.30 matthew 156: #
1.31 matthew 157: # Print out the HTML headers for the interface
158: # This also parses the output mode selector
1.54 matthew 159: # This step must *always* be done.
1.30 matthew 160: $r->print(&CreateInterface());
1.31 matthew 161: $r->print('<input type="hidden" name="notfirstrun" value="true" />');
1.49 matthew 162: $r->print('<input type="hidden" name="sort" value="'.
163: $ENV{'form.sort'}.'" />');
1.7 stredwic 164: $r->rflush();
1.58 matthew 165: #
1.49 matthew 166: if (! exists($ENV{'form.notfirstrun'}) && ! $single_student_mode) {
1.31 matthew 167: return;
168: }
169: #
170: my $initialize = \&html_initialize;
171: my $output_student = \&html_outputstudent;
172: my $finish = \&html_finish;
173: #
174: if ($output_mode eq 'excel') {
175: $initialize = \&excel_initialize;
176: $output_student = \&excel_outputstudent;
177: $finish = \&excel_finish;
178: } elsif ($output_mode eq 'csv') {
179: $initialize = \&csv_initialize;
180: $output_student = \&csv_outputstudent;
181: $finish = \&csv_finish;
182: }
1.30 matthew 183: #
184: if($c->aborted()) { return ; }
1.31 matthew 185: #
1.49 matthew 186: # Determine which students we want to look at
187: my @Students;
188: if ($single_student_mode) {
189: @Students = (&Apache::lonstatistics::current_student());
190: $r->print(&next_and_previous_buttons());
191: $r->rflush();
192: } else {
193: @Students = @Apache::lonstatistics::Students;
194: }
1.56 matthew 195: #
196: # Perform generic initialization tasks
197: # Since we use lonnet::EXT to retrieve problem weights,
198: # to ensure current data we must clear the caches out.
199: # This makes sure that parameter changes at the student level
200: # are immediately reflected in the chart.
201: &Apache::lonnet::clear_EXT_cache_status();
1.49 matthew 202: #
1.31 matthew 203: # Call the initialize routine selected above
204: $initialize->($r);
1.49 matthew 205: foreach my $student (@Students) {
1.31 matthew 206: if($c->aborted()) {
207: $finish->($r);
208: return ;
1.1 stredwic 209: }
1.31 matthew 210: # Call the output_student routine selected above
211: $output_student->($r,$student);
212: }
213: # Call the "finish" routine selected above
214: $finish->($r);
215: #
216: return;
217: }
218:
219: #######################################################
220: #######################################################
1.49 matthew 221: sub next_and_previous_buttons {
222: my $Str = '';
223: $Str .= '<input type="hidden" name="SelectedStudent" value="'.
224: $ENV{'form.SelectedStudent'}.'" />';
225: #
226: # Build the previous student link
227: my $previous = &Apache::lonstatistics::previous_student();
228: my $previousbutton = '';
229: if (defined($previous)) {
230: my $sname = $previous->{'username'}.':'.$previous->{'domain'};
231: $previousbutton .= '<input type="button" value="'.
232: 'Previous Student ('.
233: $previous->{'username'}.'@'.$previous->{'domain'}.')'.
234: '" onclick="document.Statistics.SelectedStudent.value='.
235: "'".$sname."'".';'.
236: 'document.Statistics.submit();" />';
237: } else {
238: $previousbutton .= '<input type="button" value="'.
239: 'Previous student (none)'.'" />';
240: }
241: #
242: # Build the next student link
243: my $next = &Apache::lonstatistics::next_student();
244: my $nextbutton = '';
245: if (defined($next)) {
246: my $sname = $next->{'username'}.':'.$next->{'domain'};
247: $nextbutton .= '<input type="button" value="'.
248: 'Next Student ('.
249: $next->{'username'}.'@'.$next->{'domain'}.')'.
250: '" onclick="document.Statistics.SelectedStudent.value='.
251: "'".$sname."'".';'.
252: 'document.Statistics.submit();" />';
253: } else {
254: $nextbutton .= '<input type="button" value="'.
255: 'Next student (none)'.'" />';
256: }
257: #
258: # Build the 'all students' button
259: my $all = '';
260: $all .= '<input type="button" value="All Students" '.
261: '" onclick="document.Statistics.SelectedStudent.value='.
262: "''".';'.'document.Statistics.submit();" />';
263: $Str .= $previousbutton.(' 'x5).$all.(' 'x5).$nextbutton;
264: return $Str;
265: }
266:
267: #######################################################
268: #######################################################
1.30 matthew 269:
1.31 matthew 270: sub get_student_fields_to_show {
271: my @to_show = @Apache::lonstatistics::SelectedStudentData;
272: foreach (@to_show) {
273: if ($_ eq 'all') {
274: @to_show = @Apache::lonstatistics::StudentDataOrder;
275: last;
276: }
277: }
278: return @to_show;
279: }
280:
1.28 matthew 281: #######################################################
282: #######################################################
283:
284: =pod
1.2 stredwic 285:
1.28 matthew 286: =item &CreateInterface()
1.21 minaeibi 287:
1.28 matthew 288: Called by &BuildStudentAssessmentPage to create the top part of the
289: page which displays the chart.
290:
1.30 matthew 291: Inputs: None
1.28 matthew 292:
293: Returns: A string containing the HTML for the headers and top table for
294: the chart page.
295:
296: =cut
297:
298: #######################################################
299: #######################################################
1.2 stredwic 300: sub CreateInterface {
1.4 stredwic 301: my $Str = '';
1.30 matthew 302: # $Str .= &CreateLegend();
303: $Str .= '<table cellspacing="5">'."\n";
304: $Str .= '<tr>';
305: $Str .= '<td align="center"><b>Sections</b></td>';
306: $Str .= '<td align="center"><b>Student Data</b></td>';
1.46 matthew 307: $Str .= '<td align="center"><b>Enrollment Status</b></td>';
1.41 matthew 308: $Str .= '<td align="center"><b>Sequences and Folders</b></td>';
1.58 matthew 309: $Str .= '<td align="center"><b>Output Format</b>'.
310: &Apache::loncommon::help_open_topic("Chart_Output_Formats").
311: '</td>';
312: $Str .= '<td align="center"><b>Output Data</b>'.
313: &Apache::loncommon::help_open_topic("Chart_Output_Data").
314: '</td>';
1.30 matthew 315: $Str .= '</tr>'."\n";
316: #
1.4 stredwic 317: $Str .= '<tr><td align="center">'."\n";
1.29 matthew 318: $Str .= &Apache::lonstatistics::SectionSelect('Section','multiple',5);
1.4 stredwic 319: $Str .= '</td><td align="center">';
1.30 matthew 320: my $only_seq_with_assessments = sub {
321: my $s=shift;
322: if ($s->{'num_assess'} < 1) {
323: return 0;
324: } else {
325: return 1;
326: }
327: };
328: $Str .= &Apache::lonstatistics::StudentDataSelect('StudentData','multiple',
329: 5,undef);
1.46 matthew 330: $Str .= '</td><td>'."\n";
331: $Str .= &Apache::lonhtmlcommon::StatusOptions(undef,undef,5);
1.4 stredwic 332: $Str .= '</td><td>'."\n";
1.30 matthew 333: $Str .= &Apache::lonstatistics::MapSelect('Maps','multiple,all',5,
334: $only_seq_with_assessments);
1.31 matthew 335: $Str .= '</td><td>'."\n";
336: $Str .= &CreateAndParseOutputSelector();
1.54 matthew 337: $Str .= '</td><td>'."\n";
338: $Str .= &CreateAndParseOutputDataSelector();
1.30 matthew 339: $Str .= '</td></tr>'."\n";
340: $Str .= '</table>'."\n";
1.55 matthew 341: $Str .= '<input type="submit" value="Generate Chart" />';
1.59 matthew 342: $Str .= ' 'x5;
343: $Str .= '<input type="submit" name="selectstudent" '.
344: 'value="Select One Student" />';
345: $Str .= ' 'x5;
346: $Str .= '<input type="submit" name="ClearCache" value="Clear Caches" />';
1.61 www 347: $Str .= ' 'x5;
348: $Str .= '<br />';
1.4 stredwic 349: return $Str;
1.1 stredwic 350: }
1.30 matthew 351:
352: #######################################################
353: #######################################################
354:
355: =pod
356:
1.31 matthew 357: =item &CreateAndParseOutputSelector()
1.30 matthew 358:
359: =cut
360:
361: #######################################################
362: #######################################################
1.32 matthew 363: my @OutputOptions =
364: ({ name => 'HTML, with links',
365: value => 'html, with links',
1.33 matthew 366: description => 'Output HTML with each symbol linked to the problem '.
1.35 matthew 367: 'which generated it.',
368: mode => 'html',
369: show_links => 'yes',
370: },
1.47 matthew 371: { name => 'HTML, with all links',
372: value => 'html, with all links',
373: description => 'Output HTML with each symbol linked to the problem '.
374: 'which generated it. '.
375: 'This includes links for unattempted problems.',
376: mode => 'html',
377: show_links => 'all',
378: },
1.32 matthew 379: { name => 'HTML, without links',
380: value => 'html, without links',
1.33 matthew 381: description => 'Output HTML. By not including links, the size of the'.
382: ' web page is greatly reduced. If your browser crashes on the '.
1.35 matthew 383: 'full display, try this.',
384: mode => 'html',
385: show_links => 'no',
386: },
1.54 matthew 387: { name => 'Excel',
388: value => 'excel',
389: description => 'Output an Excel file (compatable with Excel 95).',
1.35 matthew 390: mode => 'excel',
391: show_links => 'no',
1.54 matthew 392: },
393: { name => 'CSV',
394: value => 'csv',
395: description => 'Output a comma seperated values file suitable for '.
1.57 matthew 396: 'import into a spreadsheet program. Using this method as opposed '.
397: 'to Excel output allows you to organize your data before importing'.
398: ' it into a spreadsheet program.',
1.35 matthew 399: mode => 'csv',
400: show_links => 'no',
401: },
1.32 matthew 402: );
403:
1.33 matthew 404: sub OutputDescriptions {
405: my $Str = '';
1.58 matthew 406: $Str .= "<h2>Output Formats</h2>\n";
1.33 matthew 407: $Str .= "<dl>\n";
408: foreach my $outputmode (@OutputOptions) {
409: $Str .=" <dt>".$outputmode->{'name'}."</dt>\n";
410: $Str .=" <dd>".$outputmode->{'description'}."</dd>\n";
411: }
412: $Str .= "</dl>\n";
413: return $Str;
414: }
415:
1.31 matthew 416: sub CreateAndParseOutputSelector {
417: my $Str = '';
1.44 matthew 418: my $elementname = 'chartoutputmode';
1.31 matthew 419: #
420: # Format for output options is 'mode, restrictions';
1.50 matthew 421: my $selected = 'html, without links';
1.31 matthew 422: if (exists($ENV{'form.'.$elementname})) {
423: if (ref($ENV{'form.'.$elementname} eq 'ARRAY')) {
424: $selected = $ENV{'form.'.$elementname}->[0];
425: } else {
426: $selected = $ENV{'form.'.$elementname};
427: }
428: }
429: #
430: # Set package variables describing output mode
431: $show_links = 'no';
432: $output_mode = 'html';
1.35 matthew 433: foreach my $option (@OutputOptions) {
434: next if ($option->{'value'} ne $selected);
435: $output_mode = $option->{'mode'};
436: $show_links = $option->{'show_links'};
1.31 matthew 437: }
1.35 matthew 438:
1.31 matthew 439: #
440: # Build the form element
441: $Str = qq/<select size="5" name="$elementname">/;
1.32 matthew 442: foreach my $option (@OutputOptions) {
443: $Str .= "\n".' <option value="'.$option->{'value'}.'"';
444: $Str .= " selected " if ($option->{'value'} eq $selected);
445: $Str .= ">".$option->{'name'}."<\/option>";
1.31 matthew 446: }
447: $Str .= "\n</select>";
448: return $Str;
449: }
1.30 matthew 450:
1.54 matthew 451: ##
452: ## Data selector stuff
453: ##
454: my @OutputDataOptions =
1.57 matthew 455: (
456: { name => 'Scores',
457: base => 'scores',
458: value => 'scores',
459: shortdesc => 'Score on each Problem Part',
460: longdesc =>'The students score on each problem part, computed as'.
461: 'the part weight * part awarded',
462: },
463: { name => 'Scores Sum',
464: base => 'scores',
465: value => 'sum only',
466: shortdesc => 'Sum of Scores on each Problem Part',
467: longdesc =>'The total of the scores of the student on each problem'.
468: ' part in the sequences or folders selected.',
469: },
470: { name => 'Scores Sum & Maximums',
471: base => 'scores',
472: value => 'sum and total',
473: shortdesc => 'Total Score and Maximum Possible for each '.
474: 'Sequence or Folder',
475: longdesc => 'The score of each student as well as the '.
476: ' maximum possible on each Sequence or Folder.',
477: },
478: { name => 'Scores Summary Table Only',
479: base => 'scores',
480: value => 'final table scores',
481: shortdesc => 'Summary of Scores',
482: longdesc => 'The average score on each sequence or folder for the '.
483: 'selected students.',
484: },
485: { name =>'Tries',
486: base =>'tries',
487: value => 'tries',
488: shortdesc => 'Number of Tries before success on each Problem Part',
489: longdesc =>'The number of tries before success on each problem part.',
490: },
491: { name =>'Parts Correct',
492: base =>'tries',
493: value => 'parts correct',
494: shortdesc => 'Number of Problem Parts completed successfully.',
495: longdesc => 'The Number of Problem Parts completed successfully'.
496: ' on each sequence or folder.',
497: },
498: { name =>'Parts Correct & Maximums',
499: base =>'tries',
500: value => 'parts correct total',
501: shortdesc => 'Number of Problem Parts completed successfully.',
502: longdesc => 'The Number of Problem Parts completed successfully and '.
503: 'the maximum possible for each student',
504: },
505: { name => 'Parts Summary Table Only',
506: base => 'tries',
507: value => 'final table parts',
508: shortdesc => 'Summary of Parts Correct',
509: longdesc => 'A summary table of the average number of problem parts '.
510: 'students were able to get correct on each sequence.',
511: },
512: );
513:
514: sub HTMLifyOutputDataDescriptions {
515: my $Str = '';
1.58 matthew 516: $Str .= "<h2>Output Data</h2>\n";
1.57 matthew 517: $Str .= "<dl>\n";
518: foreach my $option (@OutputDataOptions) {
519: $Str .= ' <dt>'.$option->{'name'}.'</dt>';
520: $Str .= '<dd>'.$option->{'longdesc'}.'</dd>'."\n";
521: }
522: $Str .= "</dl>\n";
523: return $Str;
524: }
1.54 matthew 525:
526: sub CreateAndParseOutputDataSelector {
527: my $Str = '';
528: my $elementname = 'chartoutputdata';
529: #
530: my $selected = 'scores';
531: if (exists($ENV{'form.'.$elementname})) {
532: if (ref($ENV{'form.'.$elementname} eq 'ARRAY')) {
533: $selected = $ENV{'form.'.$elementname}->[0];
534: } else {
535: $selected = $ENV{'form.'.$elementname};
536: }
537: }
538: #
539: $data = 'scores';
540: foreach my $option (@OutputDataOptions) {
541: if ($option->{'value'} eq $selected) {
542: $data = $option->{'value'};
543: $base = $option->{'base'};
544: $datadescription = $option->{'shortdesc'};
545: }
546: }
547: #
548: # Build the form element
549: $Str = qq/<select size="5" name="$elementname">/;
550: foreach my $option (@OutputDataOptions) {
551: $Str .= "\n".' <option value="'.$option->{'value'}.'"';
552: $Str .= " selected " if ($option->{'value'} eq $data);
553: $Str .= ">".$option->{'name'}."<\/option>";
554: }
555: $Str .= "\n</select>";
556: return $Str;
557:
558: }
559:
1.28 matthew 560: #######################################################
561: #######################################################
1.1 stredwic 562:
1.28 matthew 563: =pod
564:
1.31 matthew 565: =head2 HTML output routines
1.28 matthew 566:
1.31 matthew 567: =item &html_initialize($r)
1.28 matthew 568:
1.31 matthew 569: Create labels for the columns of student data to show.
1.28 matthew 570:
1.31 matthew 571: =item &html_outputstudent($r,$student)
1.28 matthew 572:
1.31 matthew 573: Return a line of the chart for a student.
1.28 matthew 574:
1.31 matthew 575: =item &html_finish($r)
1.28 matthew 576:
577: =cut
578:
579: #######################################################
580: #######################################################
1.31 matthew 581: {
582: my $padding;
583: my $count;
584:
1.39 matthew 585: my $nodata_count; # The number of students for which there is no data
586: my %prog_state; # progress state used by loncommon PrgWin routines
587:
1.31 matthew 588: sub html_initialize {
589: my ($r) = @_;
1.30 matthew 590: #
591: $padding = ' 'x3;
1.35 matthew 592: $count = 0;
1.39 matthew 593: $nodata_count = 0;
1.66 ! matthew 594: undef(%prog_state);
1.30 matthew 595: #
1.38 matthew 596: $r->print("<h3>".$ENV{'course.'.$ENV{'request.course.id'}.'.description'}.
597: " ".localtime(time)."</h3>");
1.39 matthew 598:
1.55 matthew 599: if ($data !~ /^final table/) {
600: $r->print("<h3>".$datadescription."</h3>");
601: }
1.39 matthew 602: #
603: # Set up progress window for 'final table' display only
1.54 matthew 604: if ($data =~ /^final table/) {
1.39 matthew 605: my $studentcount = scalar(@Apache::lonstatistics::Students);
606: %prog_state=&Apache::lonhtmlcommon::Create_PrgWin
607: ($r,'Summary Table Status',
608: 'Summary Table Compilation Progress', $studentcount);
609: }
1.31 matthew 610: my $Str = "<pre>\n";
1.30 matthew 611: # First, the @StudentData fields need to be listed
1.31 matthew 612: my @to_show = &get_student_fields_to_show();
1.30 matthew 613: foreach my $field (@to_show) {
614: my $title=$Apache::lonstatistics::StudentData{$field}->{'title'};
615: my $base =$Apache::lonstatistics::StudentData{$field}->{'base_width'};
616: my $width=$Apache::lonstatistics::StudentData{$field}->{'width'};
617: $Str .= $title.' 'x($width-$base).$padding;
618: }
619: # Now the selected sequences need to be listed
1.40 matthew 620: foreach my $sequence (&Apache::lonstatistics::Sequences_with_Assess()){
1.31 matthew 621: my $title = $sequence->{'title'};
622: my $base = $sequence->{'base_width'};
623: my $width = $sequence->{'width'};
624: $Str .= $title.' 'x($width-$base).$padding;
1.30 matthew 625: }
1.54 matthew 626: $Str .= "total</pre>\n";
1.31 matthew 627: $Str .= "<pre>";
1.39 matthew 628: #
629: # Check for suppression of output
1.54 matthew 630: if ($data =~ /^final table/) {
1.39 matthew 631: $Str = '';
632: }
1.31 matthew 633: $r->print($Str);
634: $r->rflush();
635: return;
1.30 matthew 636: }
637:
1.31 matthew 638: sub html_outputstudent {
639: my ($r,$student) = @_;
1.2 stredwic 640: my $Str = '';
1.35 matthew 641: #
1.55 matthew 642: if($count++ % 5 == 0 && $count > 0 && $data !~ /^final table/) {
1.35 matthew 643: $r->print("</pre><pre>");
644: }
1.30 matthew 645: # First, the @StudentData fields need to be listed
1.31 matthew 646: my @to_show = &get_student_fields_to_show();
1.30 matthew 647: foreach my $field (@to_show) {
648: my $title=$student->{$field};
1.31 matthew 649: my $base = length($title);
1.30 matthew 650: my $width=$Apache::lonstatistics::StudentData{$field}->{'width'};
651: $Str .= $title.' 'x($width-$base).$padding;
652: }
653: # Get ALL the students data
654: my %StudentsData;
655: my @tmp = &Apache::loncoursedata::get_current_state
656: ($student->{'username'},$student->{'domain'},undef,
657: $ENV{'request.course.id'});
658: if ((scalar @tmp > 0) && ($tmp[0] !~ /^error:/)) {
659: %StudentsData = @tmp;
660: }
661: if (scalar(@tmp) < 1) {
1.39 matthew 662: $nodata_count++;
1.54 matthew 663: return if ($data =~ /^final table/);
1.30 matthew 664: $Str .= '<font color="blue">No Course Data</font>'."\n";
1.31 matthew 665: $r->print($Str);
666: $r->rflush();
667: return;
1.30 matthew 668: }
669: #
670: # By sequence build up the data
671: my $studentstats;
1.31 matthew 672: my $PerformanceStr = '';
1.40 matthew 673: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
1.54 matthew 674: my ($performance,$performance_length,$score,$seq_max,$rawdata);
675: if ($base eq 'tries') {
676: ($performance,$performance_length,$score,$seq_max,$rawdata) =
677: &StudentTriesOnSequence($student,\%StudentsData,
678: $seq,$show_links);
679: } else {
680: ($performance,$performance_length,$score,$seq_max,$rawdata) =
681: &StudentPerformanceOnSequence($student,\%StudentsData,
682: $seq,$show_links);
683: }
684: my $ratio = sprintf("%3d",$score).'/'.sprintf("%3d",$seq_max);
1.31 matthew 685: #
1.54 matthew 686: if ($data eq 'sum and total' || $data eq 'parts correct total') {
687: $performance = $ratio;
688: $performance .= ' 'x($seq->{'width'}-length($ratio));
689: } elsif ($data eq 'sum only' || $data eq 'parts correct') {
690: $performance = $score;
691: $performance .= ' 'x($seq->{'width'}-length($score));
1.31 matthew 692: } else {
693: # Pad with extra spaces
1.51 matthew 694: $performance .= ' 'x($seq->{'width'}-$performance_length-
1.31 matthew 695: length($ratio)
696: ).$ratio;
1.30 matthew 697: }
1.31 matthew 698: #
699: $Str .= $performance.$padding;
700: #
701: $studentstats->{$seq->{'symb'}}->{'score'}= $score;
702: $studentstats->{$seq->{'symb'}}->{'max'} = $seq_max;
1.30 matthew 703: }
704: #
705: # Total it up and store the statistics info.
706: my ($score,$max) = (0,0);
707: while (my ($symb,$seq_stats) = each (%{$studentstats})) {
708: $Statistics->{$symb}->{'score'} += $seq_stats->{'score'};
1.54 matthew 709: if ($Statistics->{$symb}->{'max'} < $seq_stats->{'max'}) {
710: $Statistics->{$symb}->{'max'} = $seq_stats->{'max'};
711: }
1.30 matthew 712: $score += $seq_stats->{'score'};
713: $max += $seq_stats->{'max'};
714: }
1.31 matthew 715: $Str .= ' '.' 'x(length($max)-length($score)).$score.'/'.$max;
1.30 matthew 716: $Str .= " \n";
1.39 matthew 717: #
718: # Check for suppressed output and update the progress window if so...
1.54 matthew 719: if ($data =~ /^final table/) {
1.39 matthew 720: $Str = '';
721: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
722: 'last student');
723: }
724: #
1.31 matthew 725: $r->print($Str);
726: #
727: $r->rflush();
728: return;
1.30 matthew 729: }
1.2 stredwic 730:
1.31 matthew 731: sub html_finish {
732: my ($r) = @_;
1.39 matthew 733: #
734: # Check for suppressed output and close the progress window if so
1.54 matthew 735: if ($data =~ /^final table/) {
1.39 matthew 736: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
737: } else {
738: $r->print("</pre>\n");
739: }
1.49 matthew 740: if ($single_student_mode) {
741: $r->print(&SingleStudentTotal());
742: } else {
743: $r->print(&StudentAverageTotal());
744: }
1.31 matthew 745: $r->rflush();
746: return;
747: }
748:
1.39 matthew 749: sub StudentAverageTotal {
750: my $Str = "<h3>Summary Tables</h3>\n";
751: my $num_students = scalar(@Apache::lonstatistics::Students);
752: my $total_ave = 0;
753: my $total_max = 0;
754: $Str .= '<table border=2 cellspacing="1">'."\n";
755: $Str .= "<tr><th>Title</th><th>Average</th><th>Maximum</th></tr>\n";
1.40 matthew 756: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
1.42 matthew 757: my $ave;
758: if ($num_students > $nodata_count) {
759: $ave = int(100*($Statistics->{$seq->{'symb'}}->{'score'}/
760: ($num_students-$nodata_count)))/100;
761: } else {
762: $ave = 0;
763: }
1.39 matthew 764: $total_ave += $ave;
1.54 matthew 765: my $max = $Statistics->{$seq->{'symb'}}->{'max'};
1.39 matthew 766: $total_max += $max;
767: if ($ave == 0) {
768: $ave = "0.00";
769: }
770: $ave .= ' ';
771: $max .= ' ';
772: $Str .= '<tr><td>'.$seq->{'title'}.'</td>'.
773: '<td align="right">'.$ave.'</td>'.
774: '<td align="right">'.$max.'</td></tr>'."\n";
775: }
776: $total_ave = int(100*$total_ave)/100; # only two digit
777: $Str .= "</table>\n";
778: $Str .= '<table border=2 cellspacing="1">'."\n";
779: $Str .= '<tr><th>Number of Students</th><th>Average</th>'.
780: "<th>Maximum</th></tr>\n";
781: $Str .= '<tr><td>'.($num_students-$nodata_count).'</td>'.
782: '<td>'.$total_ave.'</td><td>'.$total_max.'</td>';
783: $Str .= "</table>\n";
784: return $Str;
785: }
786:
1.49 matthew 787: sub SingleStudentTotal {
788: my $student = &Apache::lonstatistics::current_student();
1.52 matthew 789: my $Str = "<h3>Summary table for ".$student->{'fullname'}." ".
790: $student->{'username'}.'@'.$student->{'domain'}."</h3>\n";
1.49 matthew 791: $Str .= '<table border=2 cellspacing="1">'."\n";
792: $Str .=
793: "<tr><th>Sequence or Folder</th><th>Score</th><th>Maximum</th></tr>\n";
794: my $total = 0;
795: my $total_max = 0;
796: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
797: my $value = $Statistics->{$seq->{'symb'}}->{'score'};
798: my $max = $Statistics->{$seq->{'symb'}}->{'max'};
799: $Str .= '<tr><td>'.$seq->{'title'}.'</td>'.
800: '<td align="right">'.$value.'</td>'.
801: '<td align="right">'.$max.'</td></tr>'."\n";
802: $total += $value;
803: $total_max +=$max;
804: }
805: $Str .= '<tr><td><b>Total</b></td>'.
806: '<td align="right">'.$total.'</td>'.
807: '<td align="right">'.$total_max."</td></tr>\n";
808: $Str .= "</table>\n";
809: return $Str;
810: }
811:
1.31 matthew 812: }
813:
814: #######################################################
815: #######################################################
816:
817: =pod
818:
819: =head2 EXCEL subroutines
820:
821: =item &excel_initialize($r)
822:
823: =item &excel_outputstudent($r,$student)
824:
825: =item &excel_finish($r)
826:
827: =cut
828:
829: #######################################################
830: #######################################################
831: {
832:
833: my $excel_sheet;
1.32 matthew 834: my $excel_workbook;
835:
836: my $filename;
837: my $rows_output;
838: my $cols_output;
839:
1.36 matthew 840: my %prog_state; # progress window state
1.54 matthew 841: my $request_aborted;
1.31 matthew 842:
843: sub excel_initialize {
844: my ($r) = @_;
845: #
1.66 ! matthew 846: undef ($excel_sheet);
! 847: undef ($excel_workbook);
! 848: undef ($filename);
! 849: undef ($rows_output);
! 850: undef ($cols_output);
! 851: undef (%prog_state);
! 852: undef ($request_aborted);
! 853: #
1.54 matthew 854: my $total_columns = scalar(&get_student_fields_to_show());
855: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
856: # Add 2 because we need a 'sum' and 'total' column for each
857: $total_columns += $seq->{'num_assess_parts'}+2;
858: }
859: if ($data eq 'tries' && $total_columns > 255) {
860: $r->print(<<END);
861: <h2>Unable to Complete Request</h2>
862: <p>
863: LON-CAPA is unable to produce your Excel spreadsheet because your selections
864: will result in more than 255 columns. Excel allows only 255 columns in a
865: spreadsheet.
866: </p><p>
867: You may consider reducing the number of <b>Sequences or Folders</b> you
868: have selected.
869: </p><p>
870: LON-CAPA can produce <b>CSV</b> files of this data or Excel files of the
871: summary data (<b>Parts Correct</b> or <b>Parts Correct & Totals</b>).
872: </p>
873: END
874: $request_aborted = 1;
875: }
876: if ($data eq 'scores' && $total_columns > 255) {
877: $r->print(<<END);
878: <h2>Unable to Complete Request</h2>
879: <p>
880: LON-CAPA is unable to produce your Excel spreadsheet because your selections
881: will result in more than 255 columns. Excel allows only 255 columns in a
882: spreadsheet.
883: </p><p>
884: You may consider reducing the number of <b>Sequences or Folders</b> you
885: have selected.
886: </p><p>
887: LON-CAPA can produce <b>CSV</b> files of this data or Excel files of the
888: summary data (<b>Scores Sum</b> or <b>Scores Sum & Totals</b>).
889: </p>
890: END
891: $request_aborted = 1;
892: }
893: if ($data =~ /^final table/) {
894: $r->print(<<END);
895: <h2>Unable to Complete Request</h2>
896: <p>
897: The <b>Summary Table (Scores)</b> option is not available for non-HTML output.
898: </p>
899: END
900: $request_aborted = 1;
901: }
902: return if ($request_aborted);
903: #
1.32 matthew 904: $filename = '/prtspool/'.
1.31 matthew 905: $ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'.
906: time.'_'.rand(1000000000).'.xls';
1.32 matthew 907: #
908: $excel_workbook = undef;
909: $excel_sheet = undef;
910: #
911: $rows_output = 0;
912: $cols_output = 0;
913: #
914: # Create sheet
915: $excel_workbook = Spreadsheet::WriteExcel->new('/home/httpd'.$filename);
916: #
917: # Check for errors
918: if (! defined($excel_workbook)) {
1.31 matthew 919: $r->log_error("Error creating excel spreadsheet $filename: $!");
920: $r->print("Problems creating new Excel file. ".
921: "This error has been logged. ".
922: "Please alert your LON-CAPA administrator");
1.32 matthew 923: return ;
1.31 matthew 924: }
925: #
926: # The excel spreadsheet stores temporary data in files, then put them
927: # together. If needed we should be able to disable this (memory only).
928: # The temporary directory must be specified before calling 'addworksheet'.
929: # File::Temp is used to determine the temporary directory.
1.32 matthew 930: $excel_workbook->set_tempdir($Apache::lonnet::tmpdir);
931: #
932: # Add a worksheet
1.33 matthew 933: my $sheetname = $ENV{'course.'.$ENV{'request.course.id'}.'.description'};
934: if (length($sheetname) > 31) {
935: $sheetname = substr($sheetname,0,31);
936: }
937: $excel_sheet = $excel_workbook->addworksheet($sheetname);
1.32 matthew 938: #
1.34 matthew 939: # Put the course description in the header
940: $excel_sheet->write($rows_output,$cols_output++,
941: $ENV{'course.'.$ENV{'request.course.id'}.'.description'});
942: $cols_output += 3;
943: #
944: # Put a description of the sections listed
945: my $sectionstring = '';
946: my @Sections = @Apache::lonstatistics::SelectedSections;
947: if (scalar(@Sections) > 1) {
948: if (scalar(@Sections) > 2) {
949: my $last = pop(@Sections);
950: $sectionstring = "Sections ".join(', ',@Sections).', and '.$last;
951: } else {
952: $sectionstring = "Sections ".join(' and ',@Sections);
953: }
954: } else {
955: if ($Sections[0] eq 'all') {
956: $sectionstring = "All sections";
957: } else {
958: $sectionstring = "Section ".$Sections[0];
959: }
960: }
961: $excel_sheet->write($rows_output,$cols_output++,$sectionstring);
962: $cols_output += scalar(@Sections);
963: #
964: # Put the date in there too
1.54 matthew 965: $excel_sheet->write($rows_output++,$cols_output++,
1.34 matthew 966: 'Compiled on '.localtime(time));
967: #
1.54 matthew 968: $cols_output = 0;
969: $excel_sheet->write($rows_output++,$cols_output++,$datadescription);
970: #
971: if ($data eq 'tries' || $data eq 'scores') {
972: $rows_output++;
973: }
1.34 matthew 974: #
1.32 matthew 975: # Add the student headers
1.34 matthew 976: $cols_output = 0;
1.32 matthew 977: foreach my $field (&get_student_fields_to_show()) {
1.34 matthew 978: $excel_sheet->write($rows_output,$cols_output++,$field);
1.32 matthew 979: }
1.54 matthew 980: my $row_offset = 0;
981: if ($data eq 'tries' || $data eq 'scores') {
982: $row_offset = -1;
983: }
1.32 matthew 984: #
1.54 matthew 985: # Add the remaining column headers
1.40 matthew 986: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
1.54 matthew 987: $excel_sheet->write($rows_output+$row_offset,
988: $cols_output,$seq->{'title'});
989: if ($data eq 'tries' || $data eq 'scores') {
990: foreach my $res (@{$seq->{'contents'}}) {
991: next if ($res->{'type'} ne 'assessment');
992: if (scalar(@{$res->{'parts'}}) > 1) {
993: foreach my $part (@{$res->{'parts'}}) {
994: $excel_sheet->write($rows_output,
995: $cols_output++,
996: $res->{'title'}.' part '.$part);
997: }
998: } else {
999: $excel_sheet->write($rows_output,
1000: $cols_output++,
1001: $res->{'title'});
1002: }
1003: }
1004: $excel_sheet->write($rows_output,$cols_output++,'score');
1005: $excel_sheet->write($rows_output,$cols_output++,'maximum');
1006: } elsif ($data eq 'sum and total' || $data eq 'parts correct total') {
1.34 matthew 1007: $excel_sheet->write($rows_output+1,$cols_output,'score');
1008: $excel_sheet->write($rows_output+1,$cols_output+1,'maximum');
1.32 matthew 1009: $cols_output += 2;
1010: } else {
1011: $cols_output++;
1012: }
1013: }
1014: #
1015: # Bookkeeping
1.54 matthew 1016: if ($data eq 'sum and total' || $data eq 'parts correct total') {
1.34 matthew 1017: $rows_output += 2;
1.32 matthew 1018: } else {
1.34 matthew 1019: $rows_output += 1;
1.45 matthew 1020: }
1021: #
1022: # Output a row for MAX
1.54 matthew 1023: $cols_output = 0;
1024: foreach my $field (&get_student_fields_to_show()) {
1025: if ($field eq 'username' || $field eq 'fullname' ||
1026: $field eq 'id') {
1027: $excel_sheet->write($rows_output,$cols_output++,'Maximum');
1028: } else {
1029: $excel_sheet->write($rows_output,$cols_output++,'');
1030: }
1031: }
1032: #
1033: # Add the maximums for each sequence or assessment
1034: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
1035: my $weight;
1036: my $max = 0;
1037: foreach my $resource (@{$seq->{'contents'}}) {
1038: next if ($resource->{'type'} ne 'assessment');
1039: foreach my $part (@{$resource->{'parts'}}) {
1040: $weight = 1;
1041: if ($base eq 'scores') {
1042: $weight = &Apache::lonnet::EXT
1043: ('resource.'.$part.'.weight',$resource->{'symb'},
1044: undef,undef,undef);
1045: if (!defined($weight) || ($weight eq '')) {
1046: $weight=1;
1047: }
1048: }
1049: if ($data eq 'scores') {
1050: $excel_sheet->write($rows_output,$cols_output++,$weight);
1051: } elsif ($data eq 'tries') {
1052: $excel_sheet->write($rows_output,$cols_output++,'');
1053: }
1054: $max += $weight;
1.45 matthew 1055: }
1.54 matthew 1056: }
1057: if (! ($data eq 'sum only' || $data eq 'parts correct')) {
1058: $excel_sheet->write($rows_output,$cols_output++,'');
1.45 matthew 1059: }
1.54 matthew 1060: $excel_sheet->write($rows_output,$cols_output++,$max);
1.32 matthew 1061: }
1.54 matthew 1062: $rows_output++;
1.32 matthew 1063: #
1064: # Let the user know what we are doing
1065: my $studentcount = scalar(@Apache::lonstatistics::Students);
1066: $r->print("<h1>Compiling Excel spreadsheet for ".
1067: $studentcount.' student');
1068: $r->print('s') if ($studentcount > 1);
1069: $r->print("</h1>\n");
1070: $r->rflush();
1.31 matthew 1071: #
1.36 matthew 1072: # Initialize progress window
1073: %prog_state=&Apache::lonhtmlcommon::Create_PrgWin
1074: ($r,'Excel File Compilation Status',
1075: 'Excel File Compilation Progress', $studentcount);
1076: #
1.62 matthew 1077: &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state,
1078: 'Processing first student');
1.31 matthew 1079: return;
1080: }
1081:
1082: sub excel_outputstudent {
1083: my ($r,$student) = @_;
1.54 matthew 1084: return if ($request_aborted);
1.32 matthew 1085: return if (! defined($excel_sheet));
1086: $cols_output=0;
1087: #
1088: # Write out student data
1089: my @to_show = &get_student_fields_to_show();
1090: foreach my $field (@to_show) {
1091: $excel_sheet->write($rows_output,$cols_output++,$student->{$field});
1092: }
1093: #
1094: # Get student assessment data
1095: my %StudentsData;
1096: my @tmp = &Apache::loncoursedata::get_current_state($student->{'username'},
1097: $student->{'domain'},
1098: undef,
1099: $ENV{'request.course.id'});
1100: if ((scalar @tmp > 0) && ($tmp[0] !~ /^error:/)) {
1101: %StudentsData = @tmp;
1102: }
1103: #
1104: # Write out sequence scores and totals data
1.40 matthew 1105: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
1.54 matthew 1106: my ($performance,$performance_length,$score,$seq_max,$rawdata);
1107: if ($base eq 'tries') {
1108: ($performance,$performance_length,$score,$seq_max,$rawdata) =
1109: &StudentTriesOnSequence($student,\%StudentsData,
1110: $seq,'no');
1111: } else {
1112: ($performance,$performance_length,$score,$seq_max,$rawdata) =
1113: &StudentPerformanceOnSequence($student,\%StudentsData,
1114: $seq,'no');
1115: }
1116: if ($data eq 'tries' || $data eq 'scores') {
1117: foreach my $value (@$rawdata) {
1118: $excel_sheet->write($rows_output,$cols_output++,$value);
1119: }
1120: $excel_sheet->write($rows_output,$cols_output++,$score);
1121: $excel_sheet->write($rows_output,$cols_output++,$seq_max);
1122: } elsif ($data eq 'sum and total' || $data eq 'sum only' ||
1123: $data eq 'parts correct' || $data eq 'parts correct total') {
1.32 matthew 1124: $excel_sheet->write($rows_output,$cols_output++,$score);
1125: }
1.54 matthew 1126: if ($data eq 'sum and total' || $data eq 'parts correct total') {
1.32 matthew 1127: $excel_sheet->write($rows_output,$cols_output++,$seq_max);
1128: }
1129: }
1130: #
1131: # Bookkeeping
1132: $rows_output++;
1133: $cols_output=0;
1134: #
1.36 matthew 1135: # Update the progress window
1136: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,'last student');
1.32 matthew 1137: return;
1.31 matthew 1138: }
1139:
1140: sub excel_finish {
1141: my ($r) = @_;
1.54 matthew 1142: return if ($request_aborted);
1.32 matthew 1143: return if (! defined($excel_sheet));
1144: #
1145: # Write the excel file
1146: $excel_workbook->close();
1147: my $c = $r->connection();
1148: #
1149: return if($c->aborted());
1150: #
1.36 matthew 1151: # Close the progress window
1152: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1153: #
1.32 matthew 1154: # Tell the user where to get their excel file
1.36 matthew 1155: $r->print('<br />'.
1.32 matthew 1156: '<a href="'.$filename.'">Your Excel spreadsheet.</a>'."\n");
1157: $r->rflush();
1158: return;
1.31 matthew 1159: }
1160:
1161: }
1.30 matthew 1162: #######################################################
1163: #######################################################
1164:
1165: =pod
1166:
1.31 matthew 1167: =head2 CSV output routines
1168:
1169: =item &csv_initialize($r)
1170:
1171: =item &csv_outputstudent($r,$student)
1172:
1173: =item &csv_finish($r)
1.30 matthew 1174:
1175: =cut
1176:
1177: #######################################################
1178: #######################################################
1.31 matthew 1179: {
1180:
1.37 matthew 1181: my $outputfile;
1182: my $filename;
1.54 matthew 1183: my $request_aborted;
1.37 matthew 1184: my %prog_state; # progress window state
1185:
1.31 matthew 1186: sub csv_initialize{
1187: my ($r) = @_;
1.37 matthew 1188: #
1189: # Clean up
1.66 ! matthew 1190: undef($outputfile);
! 1191: undef($filename);
! 1192: undef($request_aborted);
1.37 matthew 1193: undef(%prog_state);
1194: #
1.54 matthew 1195: # Deal with unimplemented requests
1196: $request_aborted = undef;
1197: if ($data =~ /final table/) {
1198: $r->print(<<END);
1199: <h2>Unable to Complete Request</h2>
1200: <p>
1201: The <b>Summary Table (Scores)</b> option is not available for non-HTML output.
1202: </p>
1203: END
1204: $request_aborted = 1;
1205: }
1206: return if ($request_aborted);
1207:
1208: #
1.37 matthew 1209: # Open a file
1210: $filename = '/prtspool/'.
1211: $ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'.
1212: time.'_'.rand(1000000000).'.csv';
1213: unless ($outputfile = Apache::File->new('>/home/httpd'.$filename)) {
1214: $r->log_error("Couldn't open $filename for output $!");
1215: $r->print("Problems occured in writing the csv file. ".
1216: "This error has been logged. ".
1217: "Please alert your LON-CAPA administrator.");
1218: $outputfile = undef;
1219: }
1.38 matthew 1220: #
1221: # Datestamp
1222: my $description = $ENV{'course.'.$ENV{'request.course.id'}.'.description'};
1223: print $outputfile '"'.&Apache::loncommon::csv_translate($description).'",'.
1224: '"'.&Apache::loncommon::csv_translate(scalar(localtime(time))).'"'.
1225: "\n";
1.37 matthew 1226: #
1227: # Print out the headings
1228: my $Str = '';
1229: my $Str2 = undef;
1230: foreach my $field (&get_student_fields_to_show()) {
1.54 matthew 1231: if ($data eq 'sum only') {
1.37 matthew 1232: $Str .= '"'.&Apache::loncommon::csv_translate($field).'",';
1.54 matthew 1233: } elsif ($data eq 'sum and total' || $data eq 'parts correct total') {
1.37 matthew 1234: $Str .= '"",'; # first row empty on the student fields
1235: $Str2 .= '"'.&Apache::loncommon::csv_translate($field).'",';
1.54 matthew 1236: } elsif ($data eq 'scores' || $data eq 'tries' ||
1237: $data eq 'parts correct') {
1.53 matthew 1238: $Str .= '"",';
1239: $Str2 .= '"'.&Apache::loncommon::csv_translate($field).'",';
1.37 matthew 1240: }
1241: }
1.40 matthew 1242: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
1.54 matthew 1243: if ($data eq 'sum only' || $data eq 'parts correct') {
1.37 matthew 1244: $Str .= '"'.&Apache::loncommon::csv_translate($seq->{'title'}).
1245: '",';
1.54 matthew 1246: } elsif ($data eq 'sum and total' || $data eq 'parts correct total') {
1.37 matthew 1247: $Str .= '"'.&Apache::loncommon::csv_translate($seq->{'title'}).
1248: '","",';
1249: $Str2 .= '"score","total possible",';
1.54 matthew 1250: } elsif ($data eq 'scores' || $data eq 'tries') {
1.37 matthew 1251: $Str .= '"'.&Apache::loncommon::csv_translate($seq->{'title'}).
1252: '",';
1.53 matthew 1253: $Str .= '"",'x($seq->{'num_assess_parts'}-1+2);
1254: foreach my $res (@{$seq->{'contents'}}) {
1.54 matthew 1255: next if ($res->{'type'} ne 'assessment');
1.53 matthew 1256: foreach my $part (@{$res->{'parts'}}) {
1257: $Str2 .= '"'.&Apache::loncommon::csv_translate($res->{'title'}.', Part '.$part).'",';
1258: }
1259: }
1260: $Str2 .= '"score","total possible",';
1.37 matthew 1261: }
1262: }
1263: chop($Str);
1264: $Str .= "\n";
1265: print $outputfile $Str;
1266: if (defined($Str2)) {
1267: chop($Str2);
1268: $Str2 .= "\n";
1269: print $outputfile $Str2;
1270: }
1271: #
1272: # Initialize progress window
1273: my $studentcount = scalar(@Apache::lonstatistics::Students);
1274: %prog_state=&Apache::lonhtmlcommon::Create_PrgWin
1275: ($r,'CSV File Compilation Status',
1276: 'CSV File Compilation Progress', $studentcount);
1.31 matthew 1277: return;
1278: }
1279:
1280: sub csv_outputstudent {
1281: my ($r,$student) = @_;
1.54 matthew 1282: return if ($request_aborted);
1.37 matthew 1283: return if (! defined($outputfile));
1284: my $Str = '';
1285: #
1286: # Output student fields
1287: my @to_show = &get_student_fields_to_show();
1288: foreach my $field (@to_show) {
1289: $Str .= '"'.&Apache::loncommon::csv_translate($student->{$field}).'",';
1290: }
1291: #
1292: # Get student assessment data
1293: my %StudentsData;
1294: my @tmp = &Apache::loncoursedata::get_current_state($student->{'username'},
1295: $student->{'domain'},
1296: undef,
1297: $ENV{'request.course.id'});
1298: if ((scalar @tmp > 0) && ($tmp[0] !~ /^error:/)) {
1299: %StudentsData = @tmp;
1300: }
1301: #
1302: # Output performance data
1.40 matthew 1303: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
1.54 matthew 1304: my ($performance,$performance_length,$score,$seq_max,$rawdata);
1305: if ($base eq 'tries') {
1306: ($performance,$performance_length,$score,$seq_max,$rawdata) =
1307: &StudentTriesOnSequence($student,\%StudentsData,
1308: $seq,'no');
1309: } else {
1310: ($performance,$performance_length,$score,$seq_max,$rawdata) =
1311: &StudentPerformanceOnSequence($student,\%StudentsData,
1312: $seq,'no');
1313: }
1314: if ($data eq 'sum only' || $data eq 'parts correct') {
1.37 matthew 1315: $Str .= '"'.$score.'",';
1.54 matthew 1316: } elsif ($data eq 'sum and total' || $data eq 'parts correct total') {
1.37 matthew 1317: $Str .= '"'.$score.'","'.$seq_max.'",';
1.54 matthew 1318: } elsif ($data eq 'scores' || $data eq 'tries') {
1319: $Str .= '"'.join('","',(@$rawdata,$score,$seq_max)).'",';
1.37 matthew 1320: }
1321: }
1322: chop($Str);
1323: $Str .= "\n";
1324: print $outputfile $Str;
1325: #
1326: # Update the progress window
1327: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,'last student');
1328: return;
1.31 matthew 1329: }
1330:
1331: sub csv_finish {
1332: my ($r) = @_;
1.54 matthew 1333: return if ($request_aborted);
1.37 matthew 1334: return if (! defined($outputfile));
1335: close($outputfile);
1336: #
1337: my $c = $r->connection();
1338: return if ($c->aborted());
1339: #
1340: # Close the progress window
1341: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1342: #
1343: # Tell the user where to get their csv file
1344: $r->print('<br />'.
1345: '<a href="'.$filename.'">Your csv file.</a>'."\n");
1346: $r->rflush();
1347: return;
1348:
1.31 matthew 1349: }
1.2 stredwic 1350:
1351: }
1352:
1.28 matthew 1353: #######################################################
1354: #######################################################
1355:
1.2 stredwic 1356: =pod
1357:
1.54 matthew 1358: =item &StudentTriesOnSequence()
1.2 stredwic 1359:
1.30 matthew 1360: Inputs:
1.2 stredwic 1361:
1362: =over 4
1363:
1.30 matthew 1364: =item $student
1.28 matthew 1365:
1.30 matthew 1366: =item $studentdata Hash ref to all student data
1.2 stredwic 1367:
1.30 matthew 1368: =item $seq Hash ref, the sequence we are working on
1.2 stredwic 1369:
1.30 matthew 1370: =item $links if defined we will output links to each resource.
1.2 stredwic 1371:
1.28 matthew 1372: =back
1.2 stredwic 1373:
1374: =cut
1.1 stredwic 1375:
1.28 matthew 1376: #######################################################
1377: #######################################################
1.54 matthew 1378: sub StudentTriesOnSequence {
1.32 matthew 1379: my ($student,$studentdata,$seq,$links) = @_;
1.31 matthew 1380: $links = 'no' if (! defined($links));
1.1 stredwic 1381: my $Str = '';
1.30 matthew 1382: my ($sum,$max) = (0,0);
1.51 matthew 1383: my $performance_length = 0;
1.54 matthew 1384: my @TriesData = ();
1385: my $tries;
1.30 matthew 1386: foreach my $resource (@{$seq->{'contents'}}) {
1387: next if ($resource->{'type'} ne 'assessment');
1388: my $resource_data = $studentdata->{$resource->{'symb'}};
1389: my $value = '';
1390: foreach my $partnum (@{$resource->{'parts'}}) {
1.54 matthew 1391: $tries = undef;
1.30 matthew 1392: $max++;
1.51 matthew 1393: $performance_length++;
1.30 matthew 1394: my $symbol = ' '; # default to space
1395: #
1396: if (exists($resource_data->{'resource.'.$partnum.'.solved'})) {
1397: my $status = $resource_data->{'resource.'.$partnum.'.solved'};
1398: if ($status eq 'correct_by_override') {
1399: $symbol = '+';
1400: $sum++;
1401: } elsif ($status eq 'incorrect_by_override') {
1402: $symbol = '-';
1403: } elsif ($status eq 'ungraded_attempted') {
1404: $symbol = '#';
1405: } elsif ($status eq 'incorrect_attempted') {
1406: $symbol = '.';
1407: } elsif ($status eq 'excused') {
1408: $symbol = 'x';
1409: $max--;
1410: } elsif ($status eq 'correct_by_student' &&
1411: exists($resource_data->{'resource.'.$partnum.'.tries'})){
1.54 matthew 1412: $tries = $resource_data->{'resource.'.$partnum.'.tries'};
1413: if ($tries > 9) {
1.30 matthew 1414: $symbol = '*';
1.54 matthew 1415: } elsif ($tries > 0) {
1416: $symbol = $tries;
1.30 matthew 1417: } else {
1418: $symbol = ' ';
1419: }
1420: $sum++;
1.43 matthew 1421: } elsif (exists($resource_data->{'resource.'.
1422: $partnum.'.tries'})){
1423: $symbol = '.';
1.30 matthew 1424: } else {
1425: $symbol = ' ';
1.2 stredwic 1426: }
1.30 matthew 1427: } else {
1428: # Unsolved. Did they try?
1429: if (exists($resource_data->{'resource.'.$partnum.'.tries'})){
1430: $symbol = '.';
1431: } else {
1432: $symbol = ' ';
1.18 matthew 1433: }
1.2 stredwic 1434: }
1.54 matthew 1435: #
1436: if (! defined($tries)) {
1437: $tries = $symbol;
1438: }
1439: push (@TriesData,$tries);
1.30 matthew 1440: #
1.47 matthew 1441: if ( ($links eq 'yes' && $symbol ne ' ') ||
1442: ($links eq 'all')) {
1.49 matthew 1443: if (length($symbol) > 1) {
1444: &Apache::lonnet::logthis('length of symbol "'.$symbol.'" > 1');
1445: }
1.30 matthew 1446: $symbol = '<a href="/adm/grades'.
1447: '?symb='.&Apache::lonnet::escape($resource->{'symb'}).
1448: '&student='.$student->{'username'}.
1.64 albertel 1449: '&userdom='.$student->{'domain'}.
1.30 matthew 1450: '&command=submission">'.$symbol.'</a>';
1451: }
1452: $value .= $symbol;
1.2 stredwic 1453: }
1.30 matthew 1454: $Str .= $value;
1.17 minaeibi 1455: }
1.51 matthew 1456: if ($seq->{'randompick'}) {
1457: $max = $seq->{'randompick'};
1458: }
1.54 matthew 1459: return ($Str,$performance_length,$sum,$max,\@TriesData);
1460: }
1461:
1462: #######################################################
1463: #######################################################
1464:
1465: =pod
1466:
1467: =item &StudentPerformanceOnSequence()
1468:
1469: Inputs:
1470:
1471: =over 4
1472:
1473: =item $student
1474:
1475: =item $studentdata Hash ref to all student data
1476:
1477: =item $seq Hash ref, the sequence we are working on
1478:
1479: =item $links if defined we will output links to each resource.
1480:
1481: =back
1482:
1483: =cut
1484:
1485: #######################################################
1486: #######################################################
1487: sub StudentPerformanceOnSequence {
1488: my ($student,$studentdata,$seq,$links) = @_;
1489: $links = 'no' if (! defined($links));
1490: my $Str = ''; # final result string
1491: my ($score,$max) = (0,0);
1492: my $performance_length = 0;
1493: my $symbol;
1494: my @ScoreData = ();
1495: my $partscore;
1496: foreach my $resource (@{$seq->{'contents'}}) {
1497: next if ($resource->{'type'} ne 'assessment');
1498: my $resource_data = $studentdata->{$resource->{'symb'}};
1499: foreach my $part (@{$resource->{'parts'}}) {
1500: $partscore = undef;
1501: my $weight = &Apache::lonnet::EXT('resource.'.$part.'.weight',
1502: $resource->{'symb'},
1503: $student->{'domain'},
1504: $student->{'username'},
1505: $student->{'section'});
1506: if (!defined($weight) || ($weight eq '')) {
1507: $weight=1;
1508: }
1509: #
1510: $max += $weight; # see the 'excused' branch below...
1511: $performance_length++; # one character per part
1512: $symbol = ' '; # default to space
1513: #
1514: my $awarded = 0;
1515: if (exists($resource_data->{'resource.'.$part.'.awarded'})) {
1516: $awarded = $resource_data->{'resource.'.$part.'.awarded'};
1517: }
1518: #
1519: $partscore = $weight*$awarded;
1520: $score += $partscore;
1.63 matthew 1521: $symbol = $partscore;
1.54 matthew 1522: if (length($symbol) > 1) {
1523: $symbol = '*';
1524: }
1525: if (exists($resource_data->{'resource.'.$part.'.solved'})) {
1526: my $status = $resource_data->{'resource.'.$part.'.solved'};
1527: if ($status eq 'excused') {
1528: $symbol = 'x';
1529: $max -= $weight; # Do not count 'excused' problems.
1530: }
1531: } else {
1532: # Unsolved. Did they try?
1533: if (exists($resource_data->{'resource.'.$part.'.tries'})){
1534: $symbol = '.';
1535: } else {
1536: $symbol = ' ';
1537: }
1538: }
1539: #
1.60 matthew 1540: if (! defined($partscore)) {
1541: $partscore = $symbol;
1542: }
1543: push (@ScoreData,$partscore);
1544: #
1.54 matthew 1545: if ( ($links eq 'yes' && $symbol ne ' ') || ($links eq 'all')) {
1546: $symbol = '<a href="/adm/grades'.
1547: '?symb='.&Apache::lonnet::escape($resource->{'symb'}).
1548: '&student='.$student->{'username'}.
1.64 albertel 1549: '&userdom='.$student->{'domain'}.
1.54 matthew 1550: '&command=submission">'.$symbol.'</a>';
1551: }
1.60 matthew 1552: $Str .= $symbol;
1.54 matthew 1553: }
1554: }
1555: return ($Str,$performance_length,$score,$max,\@ScoreData);
1.1 stredwic 1556: }
1.23 minaeibi 1557:
1.28 matthew 1558: #######################################################
1559: #######################################################
1.23 minaeibi 1560:
1.2 stredwic 1561: =pod
1562:
1563: =item &CreateLegend()
1564:
1565: This function returns a formatted string containing the legend for the
1566: chart. The legend describes the symbols used to represent grades for
1567: problems.
1568:
1569: =cut
1570:
1.28 matthew 1571: #######################################################
1572: #######################################################
1.2 stredwic 1573: sub CreateLegend {
1574: my $Str = "<p><pre>".
1.13 minaeibi 1575: " 1 correct by student in 1 try\n".
1576: " 7 correct by student in 7 tries\n".
1.12 minaeibi 1577: " * correct by student in more than 9 tries\n".
1.20 minaeibi 1578: " + correct by hand grading or override\n".
1.12 minaeibi 1579: " - incorrect by override\n".
1580: " . incorrect attempted\n".
1581: " # ungraded attempted\n".
1.13 minaeibi 1582: " not attempted (blank field)\n".
1.12 minaeibi 1583: " x excused".
1.17 minaeibi 1584: "</pre><p>";
1.2 stredwic 1585: return $Str;
1586: }
1587:
1.28 matthew 1588: #######################################################
1589: #######################################################
1590:
1.30 matthew 1591: =pod
1.2 stredwic 1592:
1593: =back
1594:
1595: =cut
1596:
1.28 matthew 1597: #######################################################
1598: #######################################################
1.2 stredwic 1599:
1.28 matthew 1600: 1;
1.2 stredwic 1601:
1.1 stredwic 1602: __END__
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