Annotation of loncom/interface/statistics/lonstudentassessment.pm, revision 1.69
1.1 stredwic 1: # The LearningOnline Network with CAPA
2: #
1.69 ! matthew 3: # $Id: lonstudentassessment.pm,v 1.68 2003/09/30 11:41:06 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();
1.69 ! matthew 202: #
! 203: # Clean out loncoursedata's package data, just to be safe.
! 204: &Apache::loncoursedata::clear_internal_caches();
1.49 matthew 205: #
1.31 matthew 206: # Call the initialize routine selected above
207: $initialize->($r);
1.49 matthew 208: foreach my $student (@Students) {
1.31 matthew 209: if($c->aborted()) {
210: $finish->($r);
211: return ;
1.1 stredwic 212: }
1.31 matthew 213: # Call the output_student routine selected above
214: $output_student->($r,$student);
215: }
216: # Call the "finish" routine selected above
217: $finish->($r);
218: #
219: return;
220: }
221:
222: #######################################################
223: #######################################################
1.49 matthew 224: sub next_and_previous_buttons {
225: my $Str = '';
226: $Str .= '<input type="hidden" name="SelectedStudent" value="'.
227: $ENV{'form.SelectedStudent'}.'" />';
228: #
229: # Build the previous student link
230: my $previous = &Apache::lonstatistics::previous_student();
231: my $previousbutton = '';
232: if (defined($previous)) {
233: my $sname = $previous->{'username'}.':'.$previous->{'domain'};
234: $previousbutton .= '<input type="button" value="'.
235: 'Previous Student ('.
236: $previous->{'username'}.'@'.$previous->{'domain'}.')'.
237: '" onclick="document.Statistics.SelectedStudent.value='.
238: "'".$sname."'".';'.
239: 'document.Statistics.submit();" />';
240: } else {
241: $previousbutton .= '<input type="button" value="'.
242: 'Previous student (none)'.'" />';
243: }
244: #
245: # Build the next student link
246: my $next = &Apache::lonstatistics::next_student();
247: my $nextbutton = '';
248: if (defined($next)) {
249: my $sname = $next->{'username'}.':'.$next->{'domain'};
250: $nextbutton .= '<input type="button" value="'.
251: 'Next Student ('.
252: $next->{'username'}.'@'.$next->{'domain'}.')'.
253: '" onclick="document.Statistics.SelectedStudent.value='.
254: "'".$sname."'".';'.
255: 'document.Statistics.submit();" />';
256: } else {
257: $nextbutton .= '<input type="button" value="'.
258: 'Next student (none)'.'" />';
259: }
260: #
261: # Build the 'all students' button
262: my $all = '';
263: $all .= '<input type="button" value="All Students" '.
264: '" onclick="document.Statistics.SelectedStudent.value='.
265: "''".';'.'document.Statistics.submit();" />';
266: $Str .= $previousbutton.(' 'x5).$all.(' 'x5).$nextbutton;
267: return $Str;
268: }
269:
270: #######################################################
271: #######################################################
1.30 matthew 272:
1.31 matthew 273: sub get_student_fields_to_show {
274: my @to_show = @Apache::lonstatistics::SelectedStudentData;
275: foreach (@to_show) {
276: if ($_ eq 'all') {
277: @to_show = @Apache::lonstatistics::StudentDataOrder;
278: last;
279: }
280: }
281: return @to_show;
282: }
283:
1.28 matthew 284: #######################################################
285: #######################################################
286:
287: =pod
1.2 stredwic 288:
1.28 matthew 289: =item &CreateInterface()
1.21 minaeibi 290:
1.28 matthew 291: Called by &BuildStudentAssessmentPage to create the top part of the
292: page which displays the chart.
293:
1.30 matthew 294: Inputs: None
1.28 matthew 295:
296: Returns: A string containing the HTML for the headers and top table for
297: the chart page.
298:
299: =cut
300:
301: #######################################################
302: #######################################################
1.2 stredwic 303: sub CreateInterface {
1.4 stredwic 304: my $Str = '';
1.30 matthew 305: # $Str .= &CreateLegend();
306: $Str .= '<table cellspacing="5">'."\n";
307: $Str .= '<tr>';
308: $Str .= '<td align="center"><b>Sections</b></td>';
309: $Str .= '<td align="center"><b>Student Data</b></td>';
1.46 matthew 310: $Str .= '<td align="center"><b>Enrollment Status</b></td>';
1.41 matthew 311: $Str .= '<td align="center"><b>Sequences and Folders</b></td>';
1.58 matthew 312: $Str .= '<td align="center"><b>Output Format</b>'.
313: &Apache::loncommon::help_open_topic("Chart_Output_Formats").
314: '</td>';
315: $Str .= '<td align="center"><b>Output Data</b>'.
316: &Apache::loncommon::help_open_topic("Chart_Output_Data").
317: '</td>';
1.30 matthew 318: $Str .= '</tr>'."\n";
319: #
1.4 stredwic 320: $Str .= '<tr><td align="center">'."\n";
1.29 matthew 321: $Str .= &Apache::lonstatistics::SectionSelect('Section','multiple',5);
1.4 stredwic 322: $Str .= '</td><td align="center">';
1.30 matthew 323: my $only_seq_with_assessments = sub {
324: my $s=shift;
325: if ($s->{'num_assess'} < 1) {
326: return 0;
327: } else {
328: return 1;
329: }
330: };
331: $Str .= &Apache::lonstatistics::StudentDataSelect('StudentData','multiple',
332: 5,undef);
1.46 matthew 333: $Str .= '</td><td>'."\n";
334: $Str .= &Apache::lonhtmlcommon::StatusOptions(undef,undef,5);
1.4 stredwic 335: $Str .= '</td><td>'."\n";
1.30 matthew 336: $Str .= &Apache::lonstatistics::MapSelect('Maps','multiple,all',5,
337: $only_seq_with_assessments);
1.31 matthew 338: $Str .= '</td><td>'."\n";
339: $Str .= &CreateAndParseOutputSelector();
1.54 matthew 340: $Str .= '</td><td>'."\n";
341: $Str .= &CreateAndParseOutputDataSelector();
1.30 matthew 342: $Str .= '</td></tr>'."\n";
343: $Str .= '</table>'."\n";
1.55 matthew 344: $Str .= '<input type="submit" value="Generate Chart" />';
1.59 matthew 345: $Str .= ' 'x5;
346: $Str .= '<input type="submit" name="selectstudent" '.
347: 'value="Select One Student" />';
348: $Str .= ' 'x5;
349: $Str .= '<input type="submit" name="ClearCache" value="Clear Caches" />';
1.61 www 350: $Str .= ' 'x5;
351: $Str .= '<br />';
1.4 stredwic 352: return $Str;
1.1 stredwic 353: }
1.30 matthew 354:
355: #######################################################
356: #######################################################
357:
358: =pod
359:
1.31 matthew 360: =item &CreateAndParseOutputSelector()
1.30 matthew 361:
362: =cut
363:
364: #######################################################
365: #######################################################
1.32 matthew 366: my @OutputOptions =
367: ({ name => 'HTML, with links',
368: value => 'html, with links',
1.33 matthew 369: description => 'Output HTML with each symbol linked to the problem '.
1.35 matthew 370: 'which generated it.',
371: mode => 'html',
372: show_links => 'yes',
373: },
1.47 matthew 374: { name => 'HTML, with all links',
375: value => 'html, with all links',
376: description => 'Output HTML with each symbol linked to the problem '.
377: 'which generated it. '.
378: 'This includes links for unattempted problems.',
379: mode => 'html',
380: show_links => 'all',
381: },
1.32 matthew 382: { name => 'HTML, without links',
383: value => 'html, without links',
1.33 matthew 384: description => 'Output HTML. By not including links, the size of the'.
385: ' web page is greatly reduced. If your browser crashes on the '.
1.35 matthew 386: 'full display, try this.',
387: mode => 'html',
388: show_links => 'no',
389: },
1.54 matthew 390: { name => 'Excel',
391: value => 'excel',
392: description => 'Output an Excel file (compatable with Excel 95).',
1.35 matthew 393: mode => 'excel',
394: show_links => 'no',
1.54 matthew 395: },
396: { name => 'CSV',
397: value => 'csv',
398: description => 'Output a comma seperated values file suitable for '.
1.57 matthew 399: 'import into a spreadsheet program. Using this method as opposed '.
400: 'to Excel output allows you to organize your data before importing'.
401: ' it into a spreadsheet program.',
1.35 matthew 402: mode => 'csv',
403: show_links => 'no',
404: },
1.32 matthew 405: );
406:
1.33 matthew 407: sub OutputDescriptions {
408: my $Str = '';
1.58 matthew 409: $Str .= "<h2>Output Formats</h2>\n";
1.33 matthew 410: $Str .= "<dl>\n";
411: foreach my $outputmode (@OutputOptions) {
412: $Str .=" <dt>".$outputmode->{'name'}."</dt>\n";
413: $Str .=" <dd>".$outputmode->{'description'}."</dd>\n";
414: }
415: $Str .= "</dl>\n";
416: return $Str;
417: }
418:
1.31 matthew 419: sub CreateAndParseOutputSelector {
420: my $Str = '';
1.44 matthew 421: my $elementname = 'chartoutputmode';
1.31 matthew 422: #
423: # Format for output options is 'mode, restrictions';
1.50 matthew 424: my $selected = 'html, without links';
1.31 matthew 425: if (exists($ENV{'form.'.$elementname})) {
426: if (ref($ENV{'form.'.$elementname} eq 'ARRAY')) {
427: $selected = $ENV{'form.'.$elementname}->[0];
428: } else {
429: $selected = $ENV{'form.'.$elementname};
430: }
431: }
432: #
433: # Set package variables describing output mode
434: $show_links = 'no';
435: $output_mode = 'html';
1.35 matthew 436: foreach my $option (@OutputOptions) {
437: next if ($option->{'value'} ne $selected);
438: $output_mode = $option->{'mode'};
439: $show_links = $option->{'show_links'};
1.31 matthew 440: }
1.35 matthew 441:
1.31 matthew 442: #
443: # Build the form element
444: $Str = qq/<select size="5" name="$elementname">/;
1.32 matthew 445: foreach my $option (@OutputOptions) {
446: $Str .= "\n".' <option value="'.$option->{'value'}.'"';
447: $Str .= " selected " if ($option->{'value'} eq $selected);
448: $Str .= ">".$option->{'name'}."<\/option>";
1.31 matthew 449: }
450: $Str .= "\n</select>";
451: return $Str;
452: }
1.30 matthew 453:
1.54 matthew 454: ##
455: ## Data selector stuff
456: ##
457: my @OutputDataOptions =
1.57 matthew 458: (
459: { name => 'Scores',
460: base => 'scores',
461: value => 'scores',
462: shortdesc => 'Score on each Problem Part',
463: longdesc =>'The students score on each problem part, computed as'.
464: 'the part weight * part awarded',
465: },
466: { name => 'Scores Sum',
467: base => 'scores',
468: value => 'sum only',
469: shortdesc => 'Sum of Scores on each Problem Part',
470: longdesc =>'The total of the scores of the student on each problem'.
471: ' part in the sequences or folders selected.',
472: },
473: { name => 'Scores Sum & Maximums',
474: base => 'scores',
475: value => 'sum and total',
476: shortdesc => 'Total Score and Maximum Possible for each '.
477: 'Sequence or Folder',
478: longdesc => 'The score of each student as well as the '.
479: ' maximum possible on each Sequence or Folder.',
480: },
481: { name => 'Scores Summary Table Only',
482: base => 'scores',
483: value => 'final table scores',
484: shortdesc => 'Summary of Scores',
485: longdesc => 'The average score on each sequence or folder for the '.
486: 'selected students.',
487: },
488: { name =>'Tries',
489: base =>'tries',
490: value => 'tries',
491: shortdesc => 'Number of Tries before success on each Problem Part',
492: longdesc =>'The number of tries before success on each problem part.',
493: },
494: { name =>'Parts Correct',
495: base =>'tries',
496: value => 'parts correct',
497: shortdesc => 'Number of Problem Parts completed successfully.',
498: longdesc => 'The Number of Problem Parts completed successfully'.
499: ' on each sequence or folder.',
500: },
501: { name =>'Parts Correct & Maximums',
502: base =>'tries',
503: value => 'parts correct total',
504: shortdesc => 'Number of Problem Parts completed successfully.',
505: longdesc => 'The Number of Problem Parts completed successfully and '.
506: 'the maximum possible for each student',
507: },
508: { name => 'Parts Summary Table Only',
509: base => 'tries',
510: value => 'final table parts',
511: shortdesc => 'Summary of Parts Correct',
512: longdesc => 'A summary table of the average number of problem parts '.
513: 'students were able to get correct on each sequence.',
514: },
515: );
516:
517: sub HTMLifyOutputDataDescriptions {
518: my $Str = '';
1.58 matthew 519: $Str .= "<h2>Output Data</h2>\n";
1.57 matthew 520: $Str .= "<dl>\n";
521: foreach my $option (@OutputDataOptions) {
522: $Str .= ' <dt>'.$option->{'name'}.'</dt>';
523: $Str .= '<dd>'.$option->{'longdesc'}.'</dd>'."\n";
524: }
525: $Str .= "</dl>\n";
526: return $Str;
527: }
1.54 matthew 528:
529: sub CreateAndParseOutputDataSelector {
530: my $Str = '';
531: my $elementname = 'chartoutputdata';
532: #
533: my $selected = 'scores';
534: if (exists($ENV{'form.'.$elementname})) {
535: if (ref($ENV{'form.'.$elementname} eq 'ARRAY')) {
536: $selected = $ENV{'form.'.$elementname}->[0];
537: } else {
538: $selected = $ENV{'form.'.$elementname};
539: }
540: }
541: #
542: $data = 'scores';
543: foreach my $option (@OutputDataOptions) {
544: if ($option->{'value'} eq $selected) {
545: $data = $option->{'value'};
546: $base = $option->{'base'};
547: $datadescription = $option->{'shortdesc'};
548: }
549: }
550: #
551: # Build the form element
552: $Str = qq/<select size="5" name="$elementname">/;
553: foreach my $option (@OutputDataOptions) {
554: $Str .= "\n".' <option value="'.$option->{'value'}.'"';
555: $Str .= " selected " if ($option->{'value'} eq $data);
556: $Str .= ">".$option->{'name'}."<\/option>";
557: }
558: $Str .= "\n</select>";
559: return $Str;
560:
561: }
562:
1.28 matthew 563: #######################################################
564: #######################################################
1.1 stredwic 565:
1.28 matthew 566: =pod
567:
1.31 matthew 568: =head2 HTML output routines
1.28 matthew 569:
1.31 matthew 570: =item &html_initialize($r)
1.28 matthew 571:
1.31 matthew 572: Create labels for the columns of student data to show.
1.28 matthew 573:
1.31 matthew 574: =item &html_outputstudent($r,$student)
1.28 matthew 575:
1.31 matthew 576: Return a line of the chart for a student.
1.28 matthew 577:
1.31 matthew 578: =item &html_finish($r)
1.28 matthew 579:
580: =cut
581:
582: #######################################################
583: #######################################################
1.31 matthew 584: {
585: my $padding;
586: my $count;
587:
1.39 matthew 588: my $nodata_count; # The number of students for which there is no data
589: my %prog_state; # progress state used by loncommon PrgWin routines
590:
1.31 matthew 591: sub html_initialize {
592: my ($r) = @_;
1.30 matthew 593: #
594: $padding = ' 'x3;
1.35 matthew 595: $count = 0;
1.39 matthew 596: $nodata_count = 0;
1.66 matthew 597: undef(%prog_state);
1.30 matthew 598: #
1.38 matthew 599: $r->print("<h3>".$ENV{'course.'.$ENV{'request.course.id'}.'.description'}.
600: " ".localtime(time)."</h3>");
1.39 matthew 601:
1.55 matthew 602: if ($data !~ /^final table/) {
603: $r->print("<h3>".$datadescription."</h3>");
604: }
1.39 matthew 605: #
606: # Set up progress window for 'final table' display only
1.54 matthew 607: if ($data =~ /^final table/) {
1.39 matthew 608: my $studentcount = scalar(@Apache::lonstatistics::Students);
609: %prog_state=&Apache::lonhtmlcommon::Create_PrgWin
610: ($r,'Summary Table Status',
611: 'Summary Table Compilation Progress', $studentcount);
612: }
1.31 matthew 613: my $Str = "<pre>\n";
1.30 matthew 614: # First, the @StudentData fields need to be listed
1.31 matthew 615: my @to_show = &get_student_fields_to_show();
1.30 matthew 616: foreach my $field (@to_show) {
617: my $title=$Apache::lonstatistics::StudentData{$field}->{'title'};
618: my $base =$Apache::lonstatistics::StudentData{$field}->{'base_width'};
619: my $width=$Apache::lonstatistics::StudentData{$field}->{'width'};
620: $Str .= $title.' 'x($width-$base).$padding;
621: }
622: # Now the selected sequences need to be listed
1.40 matthew 623: foreach my $sequence (&Apache::lonstatistics::Sequences_with_Assess()){
1.31 matthew 624: my $title = $sequence->{'title'};
625: my $base = $sequence->{'base_width'};
626: my $width = $sequence->{'width'};
627: $Str .= $title.' 'x($width-$base).$padding;
1.30 matthew 628: }
1.54 matthew 629: $Str .= "total</pre>\n";
1.31 matthew 630: $Str .= "<pre>";
1.39 matthew 631: #
632: # Check for suppression of output
1.54 matthew 633: if ($data =~ /^final table/) {
1.39 matthew 634: $Str = '';
635: }
1.31 matthew 636: $r->print($Str);
637: $r->rflush();
638: return;
1.30 matthew 639: }
640:
1.31 matthew 641: sub html_outputstudent {
642: my ($r,$student) = @_;
1.2 stredwic 643: my $Str = '';
1.35 matthew 644: #
1.55 matthew 645: if($count++ % 5 == 0 && $count > 0 && $data !~ /^final table/) {
1.35 matthew 646: $r->print("</pre><pre>");
647: }
1.30 matthew 648: # First, the @StudentData fields need to be listed
1.31 matthew 649: my @to_show = &get_student_fields_to_show();
1.30 matthew 650: foreach my $field (@to_show) {
651: my $title=$student->{$field};
1.31 matthew 652: my $base = length($title);
1.30 matthew 653: my $width=$Apache::lonstatistics::StudentData{$field}->{'width'};
654: $Str .= $title.' 'x($width-$base).$padding;
655: }
656: # Get ALL the students data
657: my %StudentsData;
658: my @tmp = &Apache::loncoursedata::get_current_state
659: ($student->{'username'},$student->{'domain'},undef,
660: $ENV{'request.course.id'});
661: if ((scalar @tmp > 0) && ($tmp[0] !~ /^error:/)) {
662: %StudentsData = @tmp;
663: }
664: if (scalar(@tmp) < 1) {
1.39 matthew 665: $nodata_count++;
1.54 matthew 666: return if ($data =~ /^final table/);
1.30 matthew 667: $Str .= '<font color="blue">No Course Data</font>'."\n";
1.31 matthew 668: $r->print($Str);
669: $r->rflush();
670: return;
1.30 matthew 671: }
672: #
673: # By sequence build up the data
674: my $studentstats;
1.31 matthew 675: my $PerformanceStr = '';
1.40 matthew 676: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
1.54 matthew 677: my ($performance,$performance_length,$score,$seq_max,$rawdata);
678: if ($base eq 'tries') {
679: ($performance,$performance_length,$score,$seq_max,$rawdata) =
680: &StudentTriesOnSequence($student,\%StudentsData,
681: $seq,$show_links);
682: } else {
683: ($performance,$performance_length,$score,$seq_max,$rawdata) =
684: &StudentPerformanceOnSequence($student,\%StudentsData,
685: $seq,$show_links);
686: }
687: my $ratio = sprintf("%3d",$score).'/'.sprintf("%3d",$seq_max);
1.31 matthew 688: #
1.54 matthew 689: if ($data eq 'sum and total' || $data eq 'parts correct total') {
690: $performance = $ratio;
691: $performance .= ' 'x($seq->{'width'}-length($ratio));
692: } elsif ($data eq 'sum only' || $data eq 'parts correct') {
693: $performance = $score;
694: $performance .= ' 'x($seq->{'width'}-length($score));
1.31 matthew 695: } else {
696: # Pad with extra spaces
1.51 matthew 697: $performance .= ' 'x($seq->{'width'}-$performance_length-
1.31 matthew 698: length($ratio)
699: ).$ratio;
1.30 matthew 700: }
1.31 matthew 701: #
702: $Str .= $performance.$padding;
703: #
704: $studentstats->{$seq->{'symb'}}->{'score'}= $score;
705: $studentstats->{$seq->{'symb'}}->{'max'} = $seq_max;
1.30 matthew 706: }
707: #
708: # Total it up and store the statistics info.
709: my ($score,$max) = (0,0);
710: while (my ($symb,$seq_stats) = each (%{$studentstats})) {
711: $Statistics->{$symb}->{'score'} += $seq_stats->{'score'};
1.54 matthew 712: if ($Statistics->{$symb}->{'max'} < $seq_stats->{'max'}) {
713: $Statistics->{$symb}->{'max'} = $seq_stats->{'max'};
714: }
1.30 matthew 715: $score += $seq_stats->{'score'};
716: $max += $seq_stats->{'max'};
717: }
1.31 matthew 718: $Str .= ' '.' 'x(length($max)-length($score)).$score.'/'.$max;
1.30 matthew 719: $Str .= " \n";
1.39 matthew 720: #
721: # Check for suppressed output and update the progress window if so...
1.54 matthew 722: if ($data =~ /^final table/) {
1.39 matthew 723: $Str = '';
724: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
725: 'last student');
726: }
727: #
1.31 matthew 728: $r->print($Str);
729: #
730: $r->rflush();
731: return;
1.30 matthew 732: }
1.2 stredwic 733:
1.31 matthew 734: sub html_finish {
735: my ($r) = @_;
1.39 matthew 736: #
737: # Check for suppressed output and close the progress window if so
1.54 matthew 738: if ($data =~ /^final table/) {
1.39 matthew 739: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
740: } else {
741: $r->print("</pre>\n");
742: }
1.49 matthew 743: if ($single_student_mode) {
744: $r->print(&SingleStudentTotal());
745: } else {
746: $r->print(&StudentAverageTotal());
747: }
1.31 matthew 748: $r->rflush();
749: return;
750: }
751:
1.39 matthew 752: sub StudentAverageTotal {
753: my $Str = "<h3>Summary Tables</h3>\n";
754: my $num_students = scalar(@Apache::lonstatistics::Students);
755: my $total_ave = 0;
756: my $total_max = 0;
757: $Str .= '<table border=2 cellspacing="1">'."\n";
758: $Str .= "<tr><th>Title</th><th>Average</th><th>Maximum</th></tr>\n";
1.40 matthew 759: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
1.42 matthew 760: my $ave;
761: if ($num_students > $nodata_count) {
762: $ave = int(100*($Statistics->{$seq->{'symb'}}->{'score'}/
763: ($num_students-$nodata_count)))/100;
764: } else {
765: $ave = 0;
766: }
1.39 matthew 767: $total_ave += $ave;
1.54 matthew 768: my $max = $Statistics->{$seq->{'symb'}}->{'max'};
1.39 matthew 769: $total_max += $max;
770: if ($ave == 0) {
771: $ave = "0.00";
772: }
773: $ave .= ' ';
774: $max .= ' ';
775: $Str .= '<tr><td>'.$seq->{'title'}.'</td>'.
776: '<td align="right">'.$ave.'</td>'.
777: '<td align="right">'.$max.'</td></tr>'."\n";
778: }
779: $total_ave = int(100*$total_ave)/100; # only two digit
780: $Str .= "</table>\n";
781: $Str .= '<table border=2 cellspacing="1">'."\n";
782: $Str .= '<tr><th>Number of Students</th><th>Average</th>'.
783: "<th>Maximum</th></tr>\n";
784: $Str .= '<tr><td>'.($num_students-$nodata_count).'</td>'.
785: '<td>'.$total_ave.'</td><td>'.$total_max.'</td>';
786: $Str .= "</table>\n";
787: return $Str;
788: }
789:
1.49 matthew 790: sub SingleStudentTotal {
791: my $student = &Apache::lonstatistics::current_student();
1.52 matthew 792: my $Str = "<h3>Summary table for ".$student->{'fullname'}." ".
793: $student->{'username'}.'@'.$student->{'domain'}."</h3>\n";
1.49 matthew 794: $Str .= '<table border=2 cellspacing="1">'."\n";
795: $Str .=
796: "<tr><th>Sequence or Folder</th><th>Score</th><th>Maximum</th></tr>\n";
797: my $total = 0;
798: my $total_max = 0;
799: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
800: my $value = $Statistics->{$seq->{'symb'}}->{'score'};
801: my $max = $Statistics->{$seq->{'symb'}}->{'max'};
802: $Str .= '<tr><td>'.$seq->{'title'}.'</td>'.
803: '<td align="right">'.$value.'</td>'.
804: '<td align="right">'.$max.'</td></tr>'."\n";
805: $total += $value;
806: $total_max +=$max;
807: }
808: $Str .= '<tr><td><b>Total</b></td>'.
809: '<td align="right">'.$total.'</td>'.
810: '<td align="right">'.$total_max."</td></tr>\n";
811: $Str .= "</table>\n";
812: return $Str;
813: }
814:
1.31 matthew 815: }
816:
817: #######################################################
818: #######################################################
819:
820: =pod
821:
822: =head2 EXCEL subroutines
823:
824: =item &excel_initialize($r)
825:
826: =item &excel_outputstudent($r,$student)
827:
828: =item &excel_finish($r)
829:
830: =cut
831:
832: #######################################################
833: #######################################################
834: {
835:
836: my $excel_sheet;
1.32 matthew 837: my $excel_workbook;
838:
839: my $filename;
840: my $rows_output;
841: my $cols_output;
842:
1.36 matthew 843: my %prog_state; # progress window state
1.54 matthew 844: my $request_aborted;
1.31 matthew 845:
846: sub excel_initialize {
847: my ($r) = @_;
848: #
1.66 matthew 849: undef ($excel_sheet);
850: undef ($excel_workbook);
851: undef ($filename);
852: undef ($rows_output);
853: undef ($cols_output);
854: undef (%prog_state);
855: undef ($request_aborted);
856: #
1.54 matthew 857: my $total_columns = scalar(&get_student_fields_to_show());
858: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
859: # Add 2 because we need a 'sum' and 'total' column for each
860: $total_columns += $seq->{'num_assess_parts'}+2;
861: }
862: if ($data eq 'tries' && $total_columns > 255) {
863: $r->print(<<END);
864: <h2>Unable to Complete Request</h2>
865: <p>
866: LON-CAPA is unable to produce your Excel spreadsheet because your selections
867: will result in more than 255 columns. Excel allows only 255 columns in a
868: spreadsheet.
869: </p><p>
870: You may consider reducing the number of <b>Sequences or Folders</b> you
871: have selected.
872: </p><p>
873: LON-CAPA can produce <b>CSV</b> files of this data or Excel files of the
874: summary data (<b>Parts Correct</b> or <b>Parts Correct & Totals</b>).
875: </p>
876: END
877: $request_aborted = 1;
878: }
879: if ($data eq 'scores' && $total_columns > 255) {
880: $r->print(<<END);
881: <h2>Unable to Complete Request</h2>
882: <p>
883: LON-CAPA is unable to produce your Excel spreadsheet because your selections
884: will result in more than 255 columns. Excel allows only 255 columns in a
885: spreadsheet.
886: </p><p>
887: You may consider reducing the number of <b>Sequences or Folders</b> you
888: have selected.
889: </p><p>
890: LON-CAPA can produce <b>CSV</b> files of this data or Excel files of the
891: summary data (<b>Scores Sum</b> or <b>Scores Sum & Totals</b>).
892: </p>
893: END
894: $request_aborted = 1;
895: }
896: if ($data =~ /^final table/) {
897: $r->print(<<END);
898: <h2>Unable to Complete Request</h2>
899: <p>
900: The <b>Summary Table (Scores)</b> option is not available for non-HTML output.
901: </p>
902: END
903: $request_aborted = 1;
904: }
905: return if ($request_aborted);
906: #
1.32 matthew 907: $filename = '/prtspool/'.
1.31 matthew 908: $ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'.
909: time.'_'.rand(1000000000).'.xls';
1.32 matthew 910: #
911: $excel_workbook = undef;
912: $excel_sheet = undef;
913: #
914: $rows_output = 0;
915: $cols_output = 0;
916: #
917: # Create sheet
918: $excel_workbook = Spreadsheet::WriteExcel->new('/home/httpd'.$filename);
919: #
920: # Check for errors
921: if (! defined($excel_workbook)) {
1.31 matthew 922: $r->log_error("Error creating excel spreadsheet $filename: $!");
923: $r->print("Problems creating new Excel file. ".
924: "This error has been logged. ".
925: "Please alert your LON-CAPA administrator");
1.32 matthew 926: return ;
1.31 matthew 927: }
928: #
929: # The excel spreadsheet stores temporary data in files, then put them
930: # together. If needed we should be able to disable this (memory only).
931: # The temporary directory must be specified before calling 'addworksheet'.
932: # File::Temp is used to determine the temporary directory.
1.32 matthew 933: $excel_workbook->set_tempdir($Apache::lonnet::tmpdir);
934: #
935: # Add a worksheet
1.33 matthew 936: my $sheetname = $ENV{'course.'.$ENV{'request.course.id'}.'.description'};
1.67 matthew 937: $sheetname = &Apache::loncommon::clean_excel_name($sheetname);
1.33 matthew 938: $excel_sheet = $excel_workbook->addworksheet($sheetname);
1.32 matthew 939: #
1.34 matthew 940: # Put the course description in the header
941: $excel_sheet->write($rows_output,$cols_output++,
942: $ENV{'course.'.$ENV{'request.course.id'}.'.description'});
943: $cols_output += 3;
944: #
945: # Put a description of the sections listed
946: my $sectionstring = '';
947: my @Sections = @Apache::lonstatistics::SelectedSections;
948: if (scalar(@Sections) > 1) {
949: if (scalar(@Sections) > 2) {
950: my $last = pop(@Sections);
951: $sectionstring = "Sections ".join(', ',@Sections).', and '.$last;
952: } else {
953: $sectionstring = "Sections ".join(' and ',@Sections);
954: }
955: } else {
956: if ($Sections[0] eq 'all') {
957: $sectionstring = "All sections";
958: } else {
959: $sectionstring = "Section ".$Sections[0];
960: }
961: }
962: $excel_sheet->write($rows_output,$cols_output++,$sectionstring);
963: $cols_output += scalar(@Sections);
964: #
965: # Put the date in there too
1.54 matthew 966: $excel_sheet->write($rows_output++,$cols_output++,
1.34 matthew 967: 'Compiled on '.localtime(time));
968: #
1.54 matthew 969: $cols_output = 0;
970: $excel_sheet->write($rows_output++,$cols_output++,$datadescription);
971: #
972: if ($data eq 'tries' || $data eq 'scores') {
973: $rows_output++;
974: }
1.34 matthew 975: #
1.32 matthew 976: # Add the student headers
1.34 matthew 977: $cols_output = 0;
1.32 matthew 978: foreach my $field (&get_student_fields_to_show()) {
1.34 matthew 979: $excel_sheet->write($rows_output,$cols_output++,$field);
1.32 matthew 980: }
1.54 matthew 981: my $row_offset = 0;
982: if ($data eq 'tries' || $data eq 'scores') {
983: $row_offset = -1;
984: }
1.32 matthew 985: #
1.54 matthew 986: # Add the remaining column headers
1.40 matthew 987: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
1.54 matthew 988: $excel_sheet->write($rows_output+$row_offset,
989: $cols_output,$seq->{'title'});
990: if ($data eq 'tries' || $data eq 'scores') {
991: foreach my $res (@{$seq->{'contents'}}) {
992: next if ($res->{'type'} ne 'assessment');
993: if (scalar(@{$res->{'parts'}}) > 1) {
994: foreach my $part (@{$res->{'parts'}}) {
995: $excel_sheet->write($rows_output,
996: $cols_output++,
997: $res->{'title'}.' part '.$part);
998: }
999: } else {
1000: $excel_sheet->write($rows_output,
1001: $cols_output++,
1002: $res->{'title'});
1003: }
1004: }
1005: $excel_sheet->write($rows_output,$cols_output++,'score');
1006: $excel_sheet->write($rows_output,$cols_output++,'maximum');
1007: } elsif ($data eq 'sum and total' || $data eq 'parts correct total') {
1.34 matthew 1008: $excel_sheet->write($rows_output+1,$cols_output,'score');
1009: $excel_sheet->write($rows_output+1,$cols_output+1,'maximum');
1.32 matthew 1010: $cols_output += 2;
1011: } else {
1012: $cols_output++;
1013: }
1014: }
1015: #
1016: # Bookkeeping
1.54 matthew 1017: if ($data eq 'sum and total' || $data eq 'parts correct total') {
1.34 matthew 1018: $rows_output += 2;
1.32 matthew 1019: } else {
1.34 matthew 1020: $rows_output += 1;
1.45 matthew 1021: }
1022: #
1023: # Output a row for MAX
1.54 matthew 1024: $cols_output = 0;
1025: foreach my $field (&get_student_fields_to_show()) {
1026: if ($field eq 'username' || $field eq 'fullname' ||
1027: $field eq 'id') {
1028: $excel_sheet->write($rows_output,$cols_output++,'Maximum');
1029: } else {
1030: $excel_sheet->write($rows_output,$cols_output++,'');
1031: }
1032: }
1033: #
1034: # Add the maximums for each sequence or assessment
1035: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
1036: my $weight;
1037: my $max = 0;
1038: foreach my $resource (@{$seq->{'contents'}}) {
1039: next if ($resource->{'type'} ne 'assessment');
1040: foreach my $part (@{$resource->{'parts'}}) {
1041: $weight = 1;
1042: if ($base eq 'scores') {
1043: $weight = &Apache::lonnet::EXT
1044: ('resource.'.$part.'.weight',$resource->{'symb'},
1045: undef,undef,undef);
1046: if (!defined($weight) || ($weight eq '')) {
1047: $weight=1;
1048: }
1049: }
1050: if ($data eq 'scores') {
1051: $excel_sheet->write($rows_output,$cols_output++,$weight);
1052: } elsif ($data eq 'tries') {
1053: $excel_sheet->write($rows_output,$cols_output++,'');
1054: }
1055: $max += $weight;
1.45 matthew 1056: }
1.54 matthew 1057: }
1058: if (! ($data eq 'sum only' || $data eq 'parts correct')) {
1059: $excel_sheet->write($rows_output,$cols_output++,'');
1.45 matthew 1060: }
1.54 matthew 1061: $excel_sheet->write($rows_output,$cols_output++,$max);
1.32 matthew 1062: }
1.54 matthew 1063: $rows_output++;
1.32 matthew 1064: #
1065: # Let the user know what we are doing
1066: my $studentcount = scalar(@Apache::lonstatistics::Students);
1067: $r->print("<h1>Compiling Excel spreadsheet for ".
1068: $studentcount.' student');
1069: $r->print('s') if ($studentcount > 1);
1070: $r->print("</h1>\n");
1071: $r->rflush();
1.31 matthew 1072: #
1.36 matthew 1073: # Initialize progress window
1074: %prog_state=&Apache::lonhtmlcommon::Create_PrgWin
1075: ($r,'Excel File Compilation Status',
1076: 'Excel File Compilation Progress', $studentcount);
1077: #
1.62 matthew 1078: &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state,
1079: 'Processing first student');
1.31 matthew 1080: return;
1081: }
1082:
1083: sub excel_outputstudent {
1084: my ($r,$student) = @_;
1.54 matthew 1085: return if ($request_aborted);
1.32 matthew 1086: return if (! defined($excel_sheet));
1087: $cols_output=0;
1088: #
1089: # Write out student data
1090: my @to_show = &get_student_fields_to_show();
1091: foreach my $field (@to_show) {
1092: $excel_sheet->write($rows_output,$cols_output++,$student->{$field});
1093: }
1094: #
1095: # Get student assessment data
1096: my %StudentsData;
1097: my @tmp = &Apache::loncoursedata::get_current_state($student->{'username'},
1098: $student->{'domain'},
1099: undef,
1100: $ENV{'request.course.id'});
1101: if ((scalar @tmp > 0) && ($tmp[0] !~ /^error:/)) {
1102: %StudentsData = @tmp;
1103: }
1104: #
1105: # Write out sequence scores and totals data
1.40 matthew 1106: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
1.54 matthew 1107: my ($performance,$performance_length,$score,$seq_max,$rawdata);
1108: if ($base eq 'tries') {
1109: ($performance,$performance_length,$score,$seq_max,$rawdata) =
1110: &StudentTriesOnSequence($student,\%StudentsData,
1111: $seq,'no');
1112: } else {
1113: ($performance,$performance_length,$score,$seq_max,$rawdata) =
1114: &StudentPerformanceOnSequence($student,\%StudentsData,
1115: $seq,'no');
1116: }
1117: if ($data eq 'tries' || $data eq 'scores') {
1118: foreach my $value (@$rawdata) {
1119: $excel_sheet->write($rows_output,$cols_output++,$value);
1120: }
1121: $excel_sheet->write($rows_output,$cols_output++,$score);
1122: $excel_sheet->write($rows_output,$cols_output++,$seq_max);
1123: } elsif ($data eq 'sum and total' || $data eq 'sum only' ||
1124: $data eq 'parts correct' || $data eq 'parts correct total') {
1.32 matthew 1125: $excel_sheet->write($rows_output,$cols_output++,$score);
1126: }
1.54 matthew 1127: if ($data eq 'sum and total' || $data eq 'parts correct total') {
1.32 matthew 1128: $excel_sheet->write($rows_output,$cols_output++,$seq_max);
1129: }
1130: }
1131: #
1132: # Bookkeeping
1133: $rows_output++;
1134: $cols_output=0;
1135: #
1.36 matthew 1136: # Update the progress window
1137: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,'last student');
1.32 matthew 1138: return;
1.31 matthew 1139: }
1140:
1141: sub excel_finish {
1142: my ($r) = @_;
1.54 matthew 1143: return if ($request_aborted);
1.32 matthew 1144: return if (! defined($excel_sheet));
1145: #
1146: # Write the excel file
1147: $excel_workbook->close();
1148: my $c = $r->connection();
1149: #
1150: return if($c->aborted());
1151: #
1.36 matthew 1152: # Close the progress window
1153: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1154: #
1.32 matthew 1155: # Tell the user where to get their excel file
1.36 matthew 1156: $r->print('<br />'.
1.32 matthew 1157: '<a href="'.$filename.'">Your Excel spreadsheet.</a>'."\n");
1158: $r->rflush();
1159: return;
1.31 matthew 1160: }
1161:
1162: }
1.30 matthew 1163: #######################################################
1164: #######################################################
1165:
1166: =pod
1167:
1.31 matthew 1168: =head2 CSV output routines
1169:
1170: =item &csv_initialize($r)
1171:
1172: =item &csv_outputstudent($r,$student)
1173:
1174: =item &csv_finish($r)
1.30 matthew 1175:
1176: =cut
1177:
1178: #######################################################
1179: #######################################################
1.31 matthew 1180: {
1181:
1.37 matthew 1182: my $outputfile;
1183: my $filename;
1.54 matthew 1184: my $request_aborted;
1.37 matthew 1185: my %prog_state; # progress window state
1186:
1.31 matthew 1187: sub csv_initialize{
1188: my ($r) = @_;
1.37 matthew 1189: #
1190: # Clean up
1.66 matthew 1191: undef($outputfile);
1192: undef($filename);
1193: undef($request_aborted);
1.37 matthew 1194: undef(%prog_state);
1195: #
1.54 matthew 1196: # Deal with unimplemented requests
1197: $request_aborted = undef;
1198: if ($data =~ /final table/) {
1199: $r->print(<<END);
1200: <h2>Unable to Complete Request</h2>
1201: <p>
1202: The <b>Summary Table (Scores)</b> option is not available for non-HTML output.
1203: </p>
1204: END
1205: $request_aborted = 1;
1206: }
1207: return if ($request_aborted);
1208:
1209: #
1.37 matthew 1210: # Open a file
1211: $filename = '/prtspool/'.
1212: $ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'.
1213: time.'_'.rand(1000000000).'.csv';
1214: unless ($outputfile = Apache::File->new('>/home/httpd'.$filename)) {
1215: $r->log_error("Couldn't open $filename for output $!");
1216: $r->print("Problems occured in writing the csv file. ".
1217: "This error has been logged. ".
1218: "Please alert your LON-CAPA administrator.");
1219: $outputfile = undef;
1220: }
1.38 matthew 1221: #
1222: # Datestamp
1223: my $description = $ENV{'course.'.$ENV{'request.course.id'}.'.description'};
1224: print $outputfile '"'.&Apache::loncommon::csv_translate($description).'",'.
1225: '"'.&Apache::loncommon::csv_translate(scalar(localtime(time))).'"'.
1226: "\n";
1.37 matthew 1227: #
1228: # Print out the headings
1229: my $Str = '';
1230: my $Str2 = undef;
1231: foreach my $field (&get_student_fields_to_show()) {
1.54 matthew 1232: if ($data eq 'sum only') {
1.37 matthew 1233: $Str .= '"'.&Apache::loncommon::csv_translate($field).'",';
1.54 matthew 1234: } elsif ($data eq 'sum and total' || $data eq 'parts correct total') {
1.37 matthew 1235: $Str .= '"",'; # first row empty on the student fields
1236: $Str2 .= '"'.&Apache::loncommon::csv_translate($field).'",';
1.54 matthew 1237: } elsif ($data eq 'scores' || $data eq 'tries' ||
1238: $data eq 'parts correct') {
1.53 matthew 1239: $Str .= '"",';
1240: $Str2 .= '"'.&Apache::loncommon::csv_translate($field).'",';
1.37 matthew 1241: }
1242: }
1.40 matthew 1243: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
1.54 matthew 1244: if ($data eq 'sum only' || $data eq 'parts correct') {
1.37 matthew 1245: $Str .= '"'.&Apache::loncommon::csv_translate($seq->{'title'}).
1246: '",';
1.54 matthew 1247: } elsif ($data eq 'sum and total' || $data eq 'parts correct total') {
1.37 matthew 1248: $Str .= '"'.&Apache::loncommon::csv_translate($seq->{'title'}).
1249: '","",';
1250: $Str2 .= '"score","total possible",';
1.54 matthew 1251: } elsif ($data eq 'scores' || $data eq 'tries') {
1.37 matthew 1252: $Str .= '"'.&Apache::loncommon::csv_translate($seq->{'title'}).
1253: '",';
1.53 matthew 1254: $Str .= '"",'x($seq->{'num_assess_parts'}-1+2);
1255: foreach my $res (@{$seq->{'contents'}}) {
1.54 matthew 1256: next if ($res->{'type'} ne 'assessment');
1.53 matthew 1257: foreach my $part (@{$res->{'parts'}}) {
1258: $Str2 .= '"'.&Apache::loncommon::csv_translate($res->{'title'}.', Part '.$part).'",';
1259: }
1260: }
1261: $Str2 .= '"score","total possible",';
1.37 matthew 1262: }
1263: }
1264: chop($Str);
1265: $Str .= "\n";
1266: print $outputfile $Str;
1267: if (defined($Str2)) {
1268: chop($Str2);
1269: $Str2 .= "\n";
1270: print $outputfile $Str2;
1271: }
1272: #
1273: # Initialize progress window
1274: my $studentcount = scalar(@Apache::lonstatistics::Students);
1275: %prog_state=&Apache::lonhtmlcommon::Create_PrgWin
1276: ($r,'CSV File Compilation Status',
1277: 'CSV File Compilation Progress', $studentcount);
1.31 matthew 1278: return;
1279: }
1280:
1281: sub csv_outputstudent {
1282: my ($r,$student) = @_;
1.54 matthew 1283: return if ($request_aborted);
1.37 matthew 1284: return if (! defined($outputfile));
1285: my $Str = '';
1286: #
1287: # Output student fields
1288: my @to_show = &get_student_fields_to_show();
1289: foreach my $field (@to_show) {
1290: $Str .= '"'.&Apache::loncommon::csv_translate($student->{$field}).'",';
1291: }
1292: #
1293: # Get student assessment data
1294: my %StudentsData;
1295: my @tmp = &Apache::loncoursedata::get_current_state($student->{'username'},
1296: $student->{'domain'},
1297: undef,
1298: $ENV{'request.course.id'});
1299: if ((scalar @tmp > 0) && ($tmp[0] !~ /^error:/)) {
1300: %StudentsData = @tmp;
1301: }
1302: #
1303: # Output performance data
1.40 matthew 1304: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
1.54 matthew 1305: my ($performance,$performance_length,$score,$seq_max,$rawdata);
1306: if ($base eq 'tries') {
1307: ($performance,$performance_length,$score,$seq_max,$rawdata) =
1308: &StudentTriesOnSequence($student,\%StudentsData,
1309: $seq,'no');
1310: } else {
1311: ($performance,$performance_length,$score,$seq_max,$rawdata) =
1312: &StudentPerformanceOnSequence($student,\%StudentsData,
1313: $seq,'no');
1314: }
1315: if ($data eq 'sum only' || $data eq 'parts correct') {
1.37 matthew 1316: $Str .= '"'.$score.'",';
1.54 matthew 1317: } elsif ($data eq 'sum and total' || $data eq 'parts correct total') {
1.37 matthew 1318: $Str .= '"'.$score.'","'.$seq_max.'",';
1.54 matthew 1319: } elsif ($data eq 'scores' || $data eq 'tries') {
1320: $Str .= '"'.join('","',(@$rawdata,$score,$seq_max)).'",';
1.37 matthew 1321: }
1322: }
1323: chop($Str);
1324: $Str .= "\n";
1325: print $outputfile $Str;
1326: #
1327: # Update the progress window
1328: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,'last student');
1329: return;
1.31 matthew 1330: }
1331:
1332: sub csv_finish {
1333: my ($r) = @_;
1.54 matthew 1334: return if ($request_aborted);
1.37 matthew 1335: return if (! defined($outputfile));
1336: close($outputfile);
1337: #
1338: my $c = $r->connection();
1339: return if ($c->aborted());
1340: #
1341: # Close the progress window
1342: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1343: #
1344: # Tell the user where to get their csv file
1345: $r->print('<br />'.
1346: '<a href="'.$filename.'">Your csv file.</a>'."\n");
1347: $r->rflush();
1348: return;
1349:
1.31 matthew 1350: }
1.2 stredwic 1351:
1352: }
1353:
1.28 matthew 1354: #######################################################
1355: #######################################################
1356:
1.2 stredwic 1357: =pod
1358:
1.54 matthew 1359: =item &StudentTriesOnSequence()
1.2 stredwic 1360:
1.30 matthew 1361: Inputs:
1.2 stredwic 1362:
1363: =over 4
1364:
1.30 matthew 1365: =item $student
1.28 matthew 1366:
1.30 matthew 1367: =item $studentdata Hash ref to all student data
1.2 stredwic 1368:
1.30 matthew 1369: =item $seq Hash ref, the sequence we are working on
1.2 stredwic 1370:
1.30 matthew 1371: =item $links if defined we will output links to each resource.
1.2 stredwic 1372:
1.28 matthew 1373: =back
1.2 stredwic 1374:
1375: =cut
1.1 stredwic 1376:
1.28 matthew 1377: #######################################################
1378: #######################################################
1.54 matthew 1379: sub StudentTriesOnSequence {
1.32 matthew 1380: my ($student,$studentdata,$seq,$links) = @_;
1.31 matthew 1381: $links = 'no' if (! defined($links));
1.1 stredwic 1382: my $Str = '';
1.30 matthew 1383: my ($sum,$max) = (0,0);
1.51 matthew 1384: my $performance_length = 0;
1.54 matthew 1385: my @TriesData = ();
1386: my $tries;
1.30 matthew 1387: foreach my $resource (@{$seq->{'contents'}}) {
1388: next if ($resource->{'type'} ne 'assessment');
1389: my $resource_data = $studentdata->{$resource->{'symb'}};
1390: my $value = '';
1391: foreach my $partnum (@{$resource->{'parts'}}) {
1.54 matthew 1392: $tries = undef;
1.30 matthew 1393: $max++;
1.51 matthew 1394: $performance_length++;
1.30 matthew 1395: my $symbol = ' '; # default to space
1396: #
1397: if (exists($resource_data->{'resource.'.$partnum.'.solved'})) {
1398: my $status = $resource_data->{'resource.'.$partnum.'.solved'};
1399: if ($status eq 'correct_by_override') {
1400: $symbol = '+';
1401: $sum++;
1402: } elsif ($status eq 'incorrect_by_override') {
1403: $symbol = '-';
1404: } elsif ($status eq 'ungraded_attempted') {
1405: $symbol = '#';
1406: } elsif ($status eq 'incorrect_attempted') {
1407: $symbol = '.';
1408: } elsif ($status eq 'excused') {
1409: $symbol = 'x';
1410: $max--;
1.68 matthew 1411: } elsif (($status eq 'correct_by_scantron' ||
1412: $status eq 'correct_by_student') &&
1.30 matthew 1413: exists($resource_data->{'resource.'.$partnum.'.tries'})){
1.54 matthew 1414: $tries = $resource_data->{'resource.'.$partnum.'.tries'};
1415: if ($tries > 9) {
1.30 matthew 1416: $symbol = '*';
1.54 matthew 1417: } elsif ($tries > 0) {
1418: $symbol = $tries;
1.30 matthew 1419: } else {
1420: $symbol = ' ';
1421: }
1422: $sum++;
1.43 matthew 1423: } elsif (exists($resource_data->{'resource.'.
1424: $partnum.'.tries'})){
1425: $symbol = '.';
1.30 matthew 1426: } else {
1427: $symbol = ' ';
1.2 stredwic 1428: }
1.30 matthew 1429: } else {
1430: # Unsolved. Did they try?
1431: if (exists($resource_data->{'resource.'.$partnum.'.tries'})){
1432: $symbol = '.';
1433: } else {
1434: $symbol = ' ';
1.18 matthew 1435: }
1.2 stredwic 1436: }
1.54 matthew 1437: #
1438: if (! defined($tries)) {
1439: $tries = $symbol;
1440: }
1441: push (@TriesData,$tries);
1.30 matthew 1442: #
1.47 matthew 1443: if ( ($links eq 'yes' && $symbol ne ' ') ||
1444: ($links eq 'all')) {
1.49 matthew 1445: if (length($symbol) > 1) {
1446: &Apache::lonnet::logthis('length of symbol "'.$symbol.'" > 1');
1447: }
1.30 matthew 1448: $symbol = '<a href="/adm/grades'.
1449: '?symb='.&Apache::lonnet::escape($resource->{'symb'}).
1450: '&student='.$student->{'username'}.
1.64 albertel 1451: '&userdom='.$student->{'domain'}.
1.30 matthew 1452: '&command=submission">'.$symbol.'</a>';
1453: }
1454: $value .= $symbol;
1.2 stredwic 1455: }
1.30 matthew 1456: $Str .= $value;
1.17 minaeibi 1457: }
1.51 matthew 1458: if ($seq->{'randompick'}) {
1459: $max = $seq->{'randompick'};
1460: }
1.54 matthew 1461: return ($Str,$performance_length,$sum,$max,\@TriesData);
1462: }
1463:
1464: #######################################################
1465: #######################################################
1466:
1467: =pod
1468:
1469: =item &StudentPerformanceOnSequence()
1470:
1471: Inputs:
1472:
1473: =over 4
1474:
1475: =item $student
1476:
1477: =item $studentdata Hash ref to all student data
1478:
1479: =item $seq Hash ref, the sequence we are working on
1480:
1481: =item $links if defined we will output links to each resource.
1482:
1483: =back
1484:
1485: =cut
1486:
1487: #######################################################
1488: #######################################################
1489: sub StudentPerformanceOnSequence {
1490: my ($student,$studentdata,$seq,$links) = @_;
1491: $links = 'no' if (! defined($links));
1492: my $Str = ''; # final result string
1493: my ($score,$max) = (0,0);
1494: my $performance_length = 0;
1495: my $symbol;
1496: my @ScoreData = ();
1497: my $partscore;
1498: foreach my $resource (@{$seq->{'contents'}}) {
1499: next if ($resource->{'type'} ne 'assessment');
1500: my $resource_data = $studentdata->{$resource->{'symb'}};
1501: foreach my $part (@{$resource->{'parts'}}) {
1502: $partscore = undef;
1503: my $weight = &Apache::lonnet::EXT('resource.'.$part.'.weight',
1504: $resource->{'symb'},
1505: $student->{'domain'},
1506: $student->{'username'},
1507: $student->{'section'});
1508: if (!defined($weight) || ($weight eq '')) {
1509: $weight=1;
1510: }
1511: #
1512: $max += $weight; # see the 'excused' branch below...
1513: $performance_length++; # one character per part
1514: $symbol = ' '; # default to space
1515: #
1516: my $awarded = 0;
1517: if (exists($resource_data->{'resource.'.$part.'.awarded'})) {
1518: $awarded = $resource_data->{'resource.'.$part.'.awarded'};
1.67 matthew 1519: $awarded = 0 if (! $awarded);
1.54 matthew 1520: }
1521: #
1522: $partscore = $weight*$awarded;
1523: $score += $partscore;
1.63 matthew 1524: $symbol = $partscore;
1.54 matthew 1525: if (length($symbol) > 1) {
1526: $symbol = '*';
1527: }
1528: if (exists($resource_data->{'resource.'.$part.'.solved'})) {
1529: my $status = $resource_data->{'resource.'.$part.'.solved'};
1530: if ($status eq 'excused') {
1531: $symbol = 'x';
1532: $max -= $weight; # Do not count 'excused' problems.
1533: }
1534: } else {
1535: # Unsolved. Did they try?
1536: if (exists($resource_data->{'resource.'.$part.'.tries'})){
1537: $symbol = '.';
1538: } else {
1539: $symbol = ' ';
1540: }
1541: }
1542: #
1.60 matthew 1543: if (! defined($partscore)) {
1544: $partscore = $symbol;
1545: }
1546: push (@ScoreData,$partscore);
1547: #
1.54 matthew 1548: if ( ($links eq 'yes' && $symbol ne ' ') || ($links eq 'all')) {
1549: $symbol = '<a href="/adm/grades'.
1550: '?symb='.&Apache::lonnet::escape($resource->{'symb'}).
1551: '&student='.$student->{'username'}.
1.64 albertel 1552: '&userdom='.$student->{'domain'}.
1.54 matthew 1553: '&command=submission">'.$symbol.'</a>';
1554: }
1.60 matthew 1555: $Str .= $symbol;
1.54 matthew 1556: }
1557: }
1558: return ($Str,$performance_length,$score,$max,\@ScoreData);
1.1 stredwic 1559: }
1.23 minaeibi 1560:
1.28 matthew 1561: #######################################################
1562: #######################################################
1.23 minaeibi 1563:
1.2 stredwic 1564: =pod
1565:
1566: =item &CreateLegend()
1567:
1568: This function returns a formatted string containing the legend for the
1569: chart. The legend describes the symbols used to represent grades for
1570: problems.
1571:
1572: =cut
1573:
1.28 matthew 1574: #######################################################
1575: #######################################################
1.2 stredwic 1576: sub CreateLegend {
1577: my $Str = "<p><pre>".
1.13 minaeibi 1578: " 1 correct by student in 1 try\n".
1579: " 7 correct by student in 7 tries\n".
1.12 minaeibi 1580: " * correct by student in more than 9 tries\n".
1.20 minaeibi 1581: " + correct by hand grading or override\n".
1.12 minaeibi 1582: " - incorrect by override\n".
1583: " . incorrect attempted\n".
1584: " # ungraded attempted\n".
1.13 minaeibi 1585: " not attempted (blank field)\n".
1.12 minaeibi 1586: " x excused".
1.17 minaeibi 1587: "</pre><p>";
1.2 stredwic 1588: return $Str;
1589: }
1590:
1.28 matthew 1591: #######################################################
1592: #######################################################
1593:
1.30 matthew 1594: =pod
1.2 stredwic 1595:
1596: =back
1597:
1598: =cut
1599:
1.28 matthew 1600: #######################################################
1601: #######################################################
1.2 stredwic 1602:
1.28 matthew 1603: 1;
1.2 stredwic 1604:
1.1 stredwic 1605: __END__
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