Annotation of loncom/interface/statistics/lonstudentassessment.pm, revision 1.113
1.1 stredwic 1: # The LearningOnline Network with CAPA
2: #
1.113 ! matthew 3: # $Id: lonstudentassessment.pm,v 1.112 2005/02/25 02:37:49 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;
1.77 matthew 55: use Apache::loncommon();
1.1 stredwic 56: use Apache::loncoursedata;
1.28 matthew 57: use Apache::lonnet; # for logging porpoises
1.75 matthew 58: use Apache::lonlocal;
1.112 matthew 59: use Time::HiRes;
1.31 matthew 60: use Spreadsheet::WriteExcel;
1.76 matthew 61: use Spreadsheet::WriteExcel::Utility();
1.31 matthew 62:
63: #######################################################
64: #######################################################
65: =pod
66:
67: =item Package Variables
68:
69: =over 4
70:
71: =item $Statistics Hash ref to store student data. Indexed by symb,
72: contains hashes with keys 'score' and 'max'.
73:
74: =cut
75:
76: #######################################################
77: #######################################################
1.1 stredwic 78:
1.30 matthew 79: my $Statistics;
80:
1.28 matthew 81: #######################################################
82: #######################################################
83:
84: =pod
85:
1.31 matthew 86: =item $show_links 'yes' or 'no' for linking to student performance data
87:
88: =item $output_mode 'html', 'excel', or 'csv' for output mode
89:
1.32 matthew 90: =item $show 'all', 'totals', or 'scores' determines how much data is output
1.31 matthew 91:
1.49 matthew 92: =item $single_student_mode evaluates to true if we are showing only one
93: student.
94:
1.31 matthew 95: =cut
96:
97: #######################################################
98: #######################################################
99: my $show_links;
100: my $output_mode;
1.87 matthew 101: my $chosen_output;
1.49 matthew 102: my $single_student_mode;
1.28 matthew 103:
1.31 matthew 104: #######################################################
105: #######################################################
106: # End of package variable declarations
1.28 matthew 107:
1.31 matthew 108: =pod
1.28 matthew 109:
1.31 matthew 110: =back
1.28 matthew 111:
1.31 matthew 112: =cut
1.28 matthew 113:
1.31 matthew 114: #######################################################
115: #######################################################
1.28 matthew 116:
1.31 matthew 117: =pod
1.28 matthew 118:
1.31 matthew 119: =item &BuildStudentAssessmentPage()
1.28 matthew 120:
1.31 matthew 121: Inputs:
1.4 stredwic 122:
1.31 matthew 123: =over 4
1.28 matthew 124:
125: =item $r Apache Request
126:
127: =item $c Apache Connection
128:
129: =back
130:
131: =cut
132:
133: #######################################################
134: #######################################################
1.1 stredwic 135: sub BuildStudentAssessmentPage {
1.30 matthew 136: my ($r,$c)=@_;
1.74 matthew 137: #
1.30 matthew 138: undef($Statistics);
1.66 matthew 139: undef($show_links);
140: undef($output_mode);
1.87 matthew 141: undef($chosen_output);
1.66 matthew 142: undef($single_student_mode);
1.74 matthew 143: #
144: my %Saveable_Parameters = ('Status' => 'scalar',
145: 'chartoutputmode' => 'scalar',
146: 'chartoutputdata' => 'scalar',
147: 'Section' => 'array',
148: 'StudentData' => 'array',
149: 'Maps' => 'array');
150: &Apache::loncommon::store_course_settings('chart',\%Saveable_Parameters);
151: &Apache::loncommon::restore_course_settings('chart',\%Saveable_Parameters);
152: #
153: &Apache::lonstatistics::PrepareClasslist();
154: #
1.65 matthew 155: $single_student_mode = 0;
1.49 matthew 156: $single_student_mode = 1 if ($ENV{'form.SelectedStudent'});
1.100 matthew 157: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
158: ['selectstudent']);
1.59 matthew 159: if ($ENV{'form.selectstudent'}) {
160: &Apache::lonstatistics::DisplayClasslist($r);
161: return;
162: }
1.30 matthew 163: #
1.31 matthew 164: # Print out the HTML headers for the interface
165: # This also parses the output mode selector
1.54 matthew 166: # This step must *always* be done.
1.30 matthew 167: $r->print(&CreateInterface());
1.31 matthew 168: $r->print('<input type="hidden" name="notfirstrun" value="true" />');
1.49 matthew 169: $r->print('<input type="hidden" name="sort" value="'.
170: $ENV{'form.sort'}.'" />');
1.7 stredwic 171: $r->rflush();
1.58 matthew 172: #
1.49 matthew 173: if (! exists($ENV{'form.notfirstrun'}) && ! $single_student_mode) {
1.31 matthew 174: return;
175: }
176: #
177: my $initialize = \&html_initialize;
178: my $output_student = \&html_outputstudent;
179: my $finish = \&html_finish;
1.112 matthew 180: &Apache::lonnet::logthis('got here! 1');
1.31 matthew 181: #
182: if ($output_mode eq 'excel') {
183: $initialize = \&excel_initialize;
184: $output_student = \&excel_outputstudent;
185: $finish = \&excel_finish;
186: } elsif ($output_mode eq 'csv') {
187: $initialize = \&csv_initialize;
188: $output_student = \&csv_outputstudent;
189: $finish = \&csv_finish;
190: }
1.30 matthew 191: #
1.112 matthew 192: &Apache::lonnet::logthis('got here! 2');
1.30 matthew 193: if($c->aborted()) { return ; }
1.31 matthew 194: #
1.49 matthew 195: # Determine which students we want to look at
196: my @Students;
197: if ($single_student_mode) {
198: @Students = (&Apache::lonstatistics::current_student());
199: $r->print(&next_and_previous_buttons());
200: $r->rflush();
201: } else {
202: @Students = @Apache::lonstatistics::Students;
203: }
1.56 matthew 204: #
205: # Perform generic initialization tasks
206: # Since we use lonnet::EXT to retrieve problem weights,
207: # to ensure current data we must clear the caches out.
208: # This makes sure that parameter changes at the student level
209: # are immediately reflected in the chart.
210: &Apache::lonnet::clear_EXT_cache_status();
1.69 matthew 211: #
212: # Clean out loncoursedata's package data, just to be safe.
213: &Apache::loncoursedata::clear_internal_caches();
1.49 matthew 214: #
1.31 matthew 215: # Call the initialize routine selected above
216: $initialize->($r);
1.112 matthew 217: &Apache::lonnet::logthis('got here! 3');
1.49 matthew 218: foreach my $student (@Students) {
1.31 matthew 219: if($c->aborted()) {
220: $finish->($r);
221: return ;
1.1 stredwic 222: }
1.31 matthew 223: # Call the output_student routine selected above
224: $output_student->($r,$student);
225: }
226: # Call the "finish" routine selected above
227: $finish->($r);
228: #
229: return;
230: }
231:
232: #######################################################
233: #######################################################
1.49 matthew 234: sub next_and_previous_buttons {
235: my $Str = '';
236: $Str .= '<input type="hidden" name="SelectedStudent" value="'.
237: $ENV{'form.SelectedStudent'}.'" />';
238: #
239: # Build the previous student link
240: my $previous = &Apache::lonstatistics::previous_student();
241: my $previousbutton = '';
242: if (defined($previous)) {
243: my $sname = $previous->{'username'}.':'.$previous->{'domain'};
244: $previousbutton .= '<input type="button" value="'.
245: 'Previous Student ('.
246: $previous->{'username'}.'@'.$previous->{'domain'}.')'.
247: '" onclick="document.Statistics.SelectedStudent.value='.
248: "'".$sname."'".';'.
249: 'document.Statistics.submit();" />';
250: } else {
251: $previousbutton .= '<input type="button" value="'.
252: 'Previous student (none)'.'" />';
253: }
254: #
255: # Build the next student link
256: my $next = &Apache::lonstatistics::next_student();
257: my $nextbutton = '';
258: if (defined($next)) {
259: my $sname = $next->{'username'}.':'.$next->{'domain'};
260: $nextbutton .= '<input type="button" value="'.
261: 'Next Student ('.
262: $next->{'username'}.'@'.$next->{'domain'}.')'.
263: '" onclick="document.Statistics.SelectedStudent.value='.
264: "'".$sname."'".';'.
265: 'document.Statistics.submit();" />';
266: } else {
267: $nextbutton .= '<input type="button" value="'.
268: 'Next student (none)'.'" />';
269: }
270: #
271: # Build the 'all students' button
272: my $all = '';
273: $all .= '<input type="button" value="All Students" '.
274: '" onclick="document.Statistics.SelectedStudent.value='.
275: "''".';'.'document.Statistics.submit();" />';
276: $Str .= $previousbutton.(' 'x5).$all.(' 'x5).$nextbutton;
277: return $Str;
278: }
279:
280: #######################################################
281: #######################################################
1.30 matthew 282:
1.31 matthew 283: sub get_student_fields_to_show {
284: my @to_show = @Apache::lonstatistics::SelectedStudentData;
285: foreach (@to_show) {
286: if ($_ eq 'all') {
287: @to_show = @Apache::lonstatistics::StudentDataOrder;
288: last;
289: }
290: }
291: return @to_show;
292: }
293:
1.28 matthew 294: #######################################################
295: #######################################################
296:
297: =pod
1.2 stredwic 298:
1.28 matthew 299: =item &CreateInterface()
1.21 minaeibi 300:
1.28 matthew 301: Called by &BuildStudentAssessmentPage to create the top part of the
302: page which displays the chart.
303:
1.30 matthew 304: Inputs: None
1.28 matthew 305:
306: Returns: A string containing the HTML for the headers and top table for
307: the chart page.
308:
309: =cut
310:
311: #######################################################
312: #######################################################
1.2 stredwic 313: sub CreateInterface {
1.4 stredwic 314: my $Str = '';
1.95 matthew 315: $Str .= &Apache::lonhtmlcommon::breadcrumbs(undef,'Chart');
1.30 matthew 316: # $Str .= &CreateLegend();
317: $Str .= '<table cellspacing="5">'."\n";
318: $Str .= '<tr>';
1.75 matthew 319: $Str .= '<td align="center"><b>'.&mt('Sections').'</b></td>';
320: $Str .= '<td align="center"><b>'.&mt('Student Data</b>').'</td>';
321: $Str .= '<td align="center"><b>'.&mt('Enrollment Status').'</b></td>';
322: $Str .= '<td align="center"><b>'.&mt('Sequences and Folders').'</b></td>';
323: $Str .= '<td align="center"><b>'.&mt('Output Format').'</b>'.
1.58 matthew 324: &Apache::loncommon::help_open_topic("Chart_Output_Formats").
325: '</td>';
1.75 matthew 326: $Str .= '<td align="center"><b>'.&mt('Output Data').'</b>'.
1.58 matthew 327: &Apache::loncommon::help_open_topic("Chart_Output_Data").
328: '</td>';
1.30 matthew 329: $Str .= '</tr>'."\n";
330: #
1.4 stredwic 331: $Str .= '<tr><td align="center">'."\n";
1.29 matthew 332: $Str .= &Apache::lonstatistics::SectionSelect('Section','multiple',5);
1.4 stredwic 333: $Str .= '</td><td align="center">';
1.30 matthew 334: $Str .= &Apache::lonstatistics::StudentDataSelect('StudentData','multiple',
335: 5,undef);
1.46 matthew 336: $Str .= '</td><td>'."\n";
337: $Str .= &Apache::lonhtmlcommon::StatusOptions(undef,undef,5);
1.4 stredwic 338: $Str .= '</td><td>'."\n";
1.112 matthew 339: $Str .= &Apache::lonstatistics::map_select('Maps','multiple,all',5);
1.31 matthew 340: $Str .= '</td><td>'."\n";
341: $Str .= &CreateAndParseOutputSelector();
1.54 matthew 342: $Str .= '</td><td>'."\n";
343: $Str .= &CreateAndParseOutputDataSelector();
1.30 matthew 344: $Str .= '</td></tr>'."\n";
345: $Str .= '</table>'."\n";
1.75 matthew 346: $Str .= '<input type="submit" name="Generate Chart" value="'.
347: &mt('Generate Chart').'" />';
1.59 matthew 348: $Str .= ' 'x5;
1.75 matthew 349: $Str .= '<input type="submit" name="selectstudent" value="'.
350: &mt('Select One Student').'" />';
1.59 matthew 351: $Str .= ' 'x5;
1.75 matthew 352: $Str .= '<input type="submit" name="ClearCache" value="'.
353: &mt('Clear Caches').'" />';
1.61 www 354: $Str .= ' 'x5;
1.108 matthew 355: $Str .=
1.110 albertel 356: &mt('Status[_1]',
1.108 matthew 357: '<input type="text" name="stats_status" size="60" value="" />');
1.61 www 358: $Str .= '<br />';
1.4 stredwic 359: return $Str;
1.1 stredwic 360: }
1.30 matthew 361:
362: #######################################################
363: #######################################################
364:
365: =pod
366:
1.31 matthew 367: =item &CreateAndParseOutputSelector()
1.30 matthew 368:
369: =cut
370:
371: #######################################################
372: #######################################################
1.32 matthew 373: my @OutputOptions =
374: ({ name => 'HTML, with links',
375: value => 'html, with links',
1.33 matthew 376: description => 'Output HTML with each symbol linked to the problem '.
1.35 matthew 377: 'which generated it.',
378: mode => 'html',
379: show_links => 'yes',
380: },
1.47 matthew 381: { name => 'HTML, with all links',
382: value => 'html, with all links',
383: description => 'Output HTML with each symbol linked to the problem '.
384: 'which generated it. '.
385: 'This includes links for unattempted problems.',
386: mode => 'html',
387: show_links => 'all',
388: },
1.32 matthew 389: { name => 'HTML, without links',
390: value => 'html, without links',
1.33 matthew 391: description => 'Output HTML. By not including links, the size of the'.
392: ' web page is greatly reduced. If your browser crashes on the '.
1.35 matthew 393: 'full display, try this.',
394: mode => 'html',
395: show_links => 'no',
396: },
1.54 matthew 397: { name => 'Excel',
398: value => 'excel',
399: description => 'Output an Excel file (compatable with Excel 95).',
1.35 matthew 400: mode => 'excel',
401: show_links => 'no',
1.54 matthew 402: },
403: { name => 'CSV',
404: value => 'csv',
1.96 www 405: description => 'Output a comma separated values file suitable for '.
1.57 matthew 406: 'import into a spreadsheet program. Using this method as opposed '.
407: 'to Excel output allows you to organize your data before importing'.
408: ' it into a spreadsheet program.',
1.35 matthew 409: mode => 'csv',
410: show_links => 'no',
411: },
1.32 matthew 412: );
413:
1.33 matthew 414: sub OutputDescriptions {
415: my $Str = '';
1.58 matthew 416: $Str .= "<h2>Output Formats</h2>\n";
1.33 matthew 417: $Str .= "<dl>\n";
418: foreach my $outputmode (@OutputOptions) {
419: $Str .=" <dt>".$outputmode->{'name'}."</dt>\n";
420: $Str .=" <dd>".$outputmode->{'description'}."</dd>\n";
421: }
422: $Str .= "</dl>\n";
423: return $Str;
424: }
425:
1.31 matthew 426: sub CreateAndParseOutputSelector {
427: my $Str = '';
1.44 matthew 428: my $elementname = 'chartoutputmode';
1.73 matthew 429: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
430: [$elementname]);
1.31 matthew 431: #
432: # Format for output options is 'mode, restrictions';
1.50 matthew 433: my $selected = 'html, without links';
1.31 matthew 434: if (exists($ENV{'form.'.$elementname})) {
435: if (ref($ENV{'form.'.$elementname} eq 'ARRAY')) {
436: $selected = $ENV{'form.'.$elementname}->[0];
437: } else {
438: $selected = $ENV{'form.'.$elementname};
439: }
440: }
441: #
442: # Set package variables describing output mode
443: $show_links = 'no';
444: $output_mode = 'html';
1.35 matthew 445: foreach my $option (@OutputOptions) {
446: next if ($option->{'value'} ne $selected);
447: $output_mode = $option->{'mode'};
448: $show_links = $option->{'show_links'};
1.31 matthew 449: }
1.35 matthew 450:
1.31 matthew 451: #
452: # Build the form element
453: $Str = qq/<select size="5" name="$elementname">/;
1.32 matthew 454: foreach my $option (@OutputOptions) {
455: $Str .= "\n".' <option value="'.$option->{'value'}.'"';
456: $Str .= " selected " if ($option->{'value'} eq $selected);
1.75 matthew 457: $Str .= ">".&mt($option->{'name'})."<\/option>";
1.31 matthew 458: }
459: $Str .= "\n</select>";
460: return $Str;
461: }
1.30 matthew 462:
1.54 matthew 463: ##
464: ## Data selector stuff
465: ##
466: my @OutputDataOptions =
1.57 matthew 467: (
1.72 matthew 468: { name => 'Scores Summary',
1.57 matthew 469: base => 'scores',
470: value => 'sum and total',
1.87 matthew 471: scores => 1,
472: tries => 0,
473: every_problem => 0,
474: sequence_sum => 1,
475: sequence_max => 1,
476: grand_total => 1,
1.101 matthew 477: grand_maximum => 1,
1.89 matthew 478: summary_table => 1,
1.90 matthew 479: maximum_row => 1,
1.57 matthew 480: shortdesc => 'Total Score and Maximum Possible for each '.
481: 'Sequence or Folder',
482: longdesc => 'The score of each student as well as the '.
483: ' maximum possible on each Sequence or Folder.',
484: },
1.71 matthew 485: { name => 'Scores Per Problem',
1.57 matthew 486: base => 'scores',
1.71 matthew 487: value => 'scores',
1.87 matthew 488: scores => 1,
489: tries => 0,
490: correct => 0,
491: every_problem => 1,
492: sequence_sum => 1,
493: sequence_max => 1,
494: grand_total => 1,
1.101 matthew 495: grand_maximum => 1,
1.89 matthew 496: summary_table => 1,
1.90 matthew 497: maximum_row => 1,
1.71 matthew 498: shortdesc => 'Score on each Problem Part',
499: longdesc =>'The students score on each problem part, computed as'.
500: 'the part weight * part awarded',
1.57 matthew 501: },
502: { name =>'Tries',
503: base =>'tries',
504: value => 'tries',
1.87 matthew 505: scores => 0,
506: tries => 1,
507: correct => 0,
508: every_problem => 1,
509: sequence_sum => 0,
510: sequence_max => 0,
511: grand_total => 0,
1.101 matthew 512: grand_maximum => 0,
1.90 matthew 513: summary_table => 0,
514: maximum_row => 0,
1.57 matthew 515: shortdesc => 'Number of Tries before success on each Problem Part',
516: longdesc =>'The number of tries before success on each problem part.',
1.109 matthew 517: non_html_notes => 'negative values indicate an incorrect problem',
1.57 matthew 518: },
519: { name =>'Parts Correct',
520: base =>'tries',
521: value => 'parts correct total',
1.87 matthew 522: scores => 0,
523: tries => 0,
524: correct => 1,
525: every_problem => 1,
526: sequence_sum => 1,
527: sequence_max => 1,
528: grand_total => 1,
1.101 matthew 529: grand_maximum => 1,
1.89 matthew 530: summary_table => 1,
1.90 matthew 531: maximum_row => 0,
1.57 matthew 532: shortdesc => 'Number of Problem Parts completed successfully.',
533: longdesc => 'The Number of Problem Parts completed successfully and '.
534: 'the maximum possible for each student',
535: },
536: );
537:
538: sub HTMLifyOutputDataDescriptions {
539: my $Str = '';
1.58 matthew 540: $Str .= "<h2>Output Data</h2>\n";
1.57 matthew 541: $Str .= "<dl>\n";
542: foreach my $option (@OutputDataOptions) {
543: $Str .= ' <dt>'.$option->{'name'}.'</dt>';
544: $Str .= '<dd>'.$option->{'longdesc'}.'</dd>'."\n";
545: }
546: $Str .= "</dl>\n";
547: return $Str;
548: }
1.54 matthew 549:
550: sub CreateAndParseOutputDataSelector {
551: my $Str = '';
552: my $elementname = 'chartoutputdata';
553: #
554: my $selected = 'scores';
555: if (exists($ENV{'form.'.$elementname})) {
556: if (ref($ENV{'form.'.$elementname} eq 'ARRAY')) {
557: $selected = $ENV{'form.'.$elementname}->[0];
558: } else {
559: $selected = $ENV{'form.'.$elementname};
560: }
561: }
562: #
1.87 matthew 563: $chosen_output = $OutputDataOptions[0];
1.54 matthew 564: foreach my $option (@OutputDataOptions) {
565: if ($option->{'value'} eq $selected) {
1.87 matthew 566: $chosen_output = $option;
1.54 matthew 567: }
568: }
569: #
570: # Build the form element
571: $Str = qq/<select size="5" name="$elementname">/;
572: foreach my $option (@OutputDataOptions) {
573: $Str .= "\n".' <option value="'.$option->{'value'}.'"';
1.87 matthew 574: $Str .= " selected " if ($option->{'value'} eq $chosen_output->{'value'});
1.75 matthew 575: $Str .= ">".&mt($option->{'name'})."<\/option>";
1.54 matthew 576: }
577: $Str .= "\n</select>";
578: return $Str;
579:
580: }
581:
1.28 matthew 582: #######################################################
583: #######################################################
1.1 stredwic 584:
1.28 matthew 585: =pod
586:
1.31 matthew 587: =head2 HTML output routines
1.28 matthew 588:
1.31 matthew 589: =item &html_initialize($r)
1.28 matthew 590:
1.31 matthew 591: Create labels for the columns of student data to show.
1.28 matthew 592:
1.31 matthew 593: =item &html_outputstudent($r,$student)
1.28 matthew 594:
1.31 matthew 595: Return a line of the chart for a student.
1.28 matthew 596:
1.31 matthew 597: =item &html_finish($r)
1.28 matthew 598:
599: =cut
600:
601: #######################################################
602: #######################################################
1.31 matthew 603: {
604: my $padding;
605: my $count;
606:
1.39 matthew 607: my $nodata_count; # The number of students for which there is no data
608: my %prog_state; # progress state used by loncommon PrgWin routines
1.102 matthew 609: my $total_sum_width;
1.39 matthew 610:
1.112 matthew 611: my %width; # Holds sequence width information
612: my @sequences;
613: my $navmap; # Have to keep this around since weakref is a bit zealous
614:
1.31 matthew 615: sub html_initialize {
616: my ($r) = @_;
1.30 matthew 617: #
618: $padding = ' 'x3;
1.35 matthew 619: $count = 0;
1.39 matthew 620: $nodata_count = 0;
1.66 matthew 621: undef(%prog_state);
1.112 matthew 622: undef(%width);
623: undef($navmap);
624: undef(@sequences);
625: &Apache::lonnet::logthis('called html_initialize');
1.30 matthew 626: #
1.38 matthew 627: $r->print("<h3>".$ENV{'course.'.$ENV{'request.course.id'}.'.description'}.
628: " ".localtime(time)."</h3>");
1.112 matthew 629: #
1.87 matthew 630: if ($chosen_output->{'base'} !~ /^final table/) {
631: $r->print("<h3>".$chosen_output->{'shortdesc'}."</h3>");
1.39 matthew 632: }
1.31 matthew 633: my $Str = "<pre>\n";
1.30 matthew 634: # First, the @StudentData fields need to be listed
1.31 matthew 635: my @to_show = &get_student_fields_to_show();
1.30 matthew 636: foreach my $field (@to_show) {
637: my $title=$Apache::lonstatistics::StudentData{$field}->{'title'};
638: my $base =$Apache::lonstatistics::StudentData{$field}->{'base_width'};
639: my $width=$Apache::lonstatistics::StudentData{$field}->{'width'};
640: $Str .= $title.' 'x($width-$base).$padding;
641: }
1.89 matthew 642: #
643: # Compute the column widths and output the sequence titles
1.102 matthew 644: my $total_count;
1.112 matthew 645: ($navmap,@sequences) =
646: &Apache::lonstatistics::sequences_with_assessments();
647: if (! ref($navmap)) {
648: # Unable to get data, so bail out
649: $r->print("<h3>".
650: &mt('Unable to retrieve course information.').
651: '</h3>');
652: }
653: #
654: # Compute sequence widths
655: my $starttime = Time::HiRes::time;
656: foreach my $seq (@sequences) {
657: my $symb = $seq->symb;
658: my $title = $seq->compTitle;
659: $width{$symb}->{'width_sum'} = 0;
660: # Compute width of sum
1.89 matthew 661: if ($chosen_output->{'sequence_sum'}) {
1.99 matthew 662: if ($chosen_output->{'every_problem'}) {
663: # Use 1 digit for a space
1.112 matthew 664: $width{$symb}->{'width_sum'} += 1;
1.99 matthew 665: }
1.112 matthew 666: $total_count += $width{$symb}->{'num_assess_parts'};
1.89 matthew 667: # Use 3 digits for the sum
1.112 matthew 668: $width{$symb}->{'width_sum'} += 3;
1.89 matthew 669: }
1.112 matthew 670: # Compute width of maximum
1.89 matthew 671: if ($chosen_output->{'sequence_max'}) {
1.112 matthew 672: if ($width{$symb}->{'width_sum'}>0) {
1.89 matthew 673: # One digit for the '/'
1.112 matthew 674: $width{$symb}->{'width_sum'} +=1;
1.89 matthew 675: }
676: # Use 3 digits for the total
1.112 matthew 677: $width{$symb}->{'width_sum'}+=3;
1.89 matthew 678: }
1.94 matthew 679: #
1.89 matthew 680: if ($chosen_output->{'every_problem'}) {
681: # one problem per digit
1.112 matthew 682: $width{$symb}->{'width_parts'}=0;
683: $starttime = Time::HiRes::time;
684: my @resources =
685: $navmap->retrieveResources($seq,sub { shift->is_problem(); },
686: 0,0,0);
687: $starttime = Time::HiRes::time;
688: foreach my $res (@resources) {
1.113 ! matthew 689: my @parts = @{$res->parts};
1.112 matthew 690: $width{$symb}->{'width_parts'} += scalar(@parts);
691: }
692: &Apache::lonnet::logthis('2elapsed:'.(Time::HiRes::time-$starttime)); $width{$symb}->{'width_problem'} +=
693: $width{$symb}->{'width_parts'};
1.89 matthew 694: } else {
1.112 matthew 695: $width{$symb}->{'width_problem'} = 0;
1.89 matthew 696: }
1.112 matthew 697: $width{$symb}->{'width_total'} = $width{$symb}->{'width_problem'} +
698: $width{$symb}->{'width_sum'};
699: if ($width{$symb}->{'width_total'} < length(&HTML::Entities::decode($title))) {
700: $width{$symb}->{'width_total'} = length(&HTML::Entities::decode($title));
1.89 matthew 701: }
702: #
703: # Output the sequence titles
1.112 matthew 704: $Str .= $title.(' 'x($width{$symb}->{'width_total'}-
705: length($title)
706: )).$padding;
1.30 matthew 707: }
1.102 matthew 708: $total_sum_width = length($total_count)+1;
709: $Str .= " total</pre>\n";
1.31 matthew 710: $Str .= "<pre>";
711: $r->print($Str);
712: $r->rflush();
713: return;
1.30 matthew 714: }
715:
1.31 matthew 716: sub html_outputstudent {
717: my ($r,$student) = @_;
1.2 stredwic 718: my $Str = '';
1.112 matthew 719: return if (! defined($navmap));
1.35 matthew 720: #
1.87 matthew 721: if($count++ % 5 == 0 && $count > 0) {
1.35 matthew 722: $r->print("</pre><pre>");
723: }
1.30 matthew 724: # First, the @StudentData fields need to be listed
1.31 matthew 725: my @to_show = &get_student_fields_to_show();
1.30 matthew 726: foreach my $field (@to_show) {
727: my $title=$student->{$field};
1.103 matthew 728: # Deal with 'comments' - how I love special cases
729: if ($field eq 'comments') {
730: $title = '<a href="/adm/'.$student->{'domain'}.'/'.$student->{'username'}.'/'.'aboutme#coursecomment">'.&mt('Comments').'</a>';
731: }
1.31 matthew 732: my $base = length($title);
1.30 matthew 733: my $width=$Apache::lonstatistics::StudentData{$field}->{'width'};
734: $Str .= $title.' 'x($width-$base).$padding;
735: }
736: # Get ALL the students data
737: my %StudentsData;
738: my @tmp = &Apache::loncoursedata::get_current_state
739: ($student->{'username'},$student->{'domain'},undef,
740: $ENV{'request.course.id'});
741: if ((scalar @tmp > 0) && ($tmp[0] !~ /^error:/)) {
742: %StudentsData = @tmp;
743: }
744: if (scalar(@tmp) < 1) {
1.39 matthew 745: $nodata_count++;
1.30 matthew 746: $Str .= '<font color="blue">No Course Data</font>'."\n";
1.31 matthew 747: $r->print($Str);
748: $r->rflush();
749: return;
1.30 matthew 750: }
751: #
752: # By sequence build up the data
753: my $studentstats;
1.31 matthew 754: my $PerformanceStr = '';
1.112 matthew 755: foreach my $seq (@sequences) {
756: &Apache::lonnet::logthis('computing student data for '.$seq->compTitle);
1.54 matthew 757: my ($performance,$performance_length,$score,$seq_max,$rawdata);
1.87 matthew 758: if ($chosen_output->{'tries'}) {
1.54 matthew 759: ($performance,$performance_length,$score,$seq_max,$rawdata) =
1.112 matthew 760: &student_tries_on_sequence($student,\%StudentsData,
761: $navmap,$seq,$show_links);
1.54 matthew 762: } else {
763: ($performance,$performance_length,$score,$seq_max,$rawdata) =
1.112 matthew 764: &student_performance_on_sequence($student,\%StudentsData,
765: $navmap,$seq,$show_links);
1.54 matthew 766: }
1.89 matthew 767: my $ratio='';
1.99 matthew 768: if ($chosen_output->{'every_problem'}) {
769: $ratio .= ' ';
770: }
1.97 matthew 771: if ($chosen_output->{'sequence_sum'} && $score ne ' ') {
1.99 matthew 772: $ratio .= sprintf("%3.0f",$score);
1.98 matthew 773: } elsif($chosen_output->{'sequence_sum'}) {
1.97 matthew 774: $ratio .= ' 'x3;
1.89 matthew 775: }
776: if ($chosen_output->{'sequence_max'}) {
777: if ($chosen_output->{'sequence_sum'}) {
778: $ratio .= '/';
779: }
1.99 matthew 780: $ratio .= sprintf("%3.0f",$seq_max);
1.89 matthew 781: }
1.31 matthew 782: #
1.89 matthew 783: if (! $chosen_output->{'every_problem'}) {
784: $performance = '';
1.94 matthew 785: $performance_length=0;
1.30 matthew 786: }
1.112 matthew 787: $performance .= ' 'x($width{$seq->symb}->{'width_total'} -
788: $performance_length -
789: $width{$seq->symb}->{'width_sum'}).
1.89 matthew 790: $ratio;
1.31 matthew 791: #
792: $Str .= $performance.$padding;
793: #
1.112 matthew 794: $studentstats->{$seq->symb}->{'score'}= $score;
795: $studentstats->{$seq->symb}->{'max'} = $seq_max;
1.30 matthew 796: }
797: #
798: # Total it up and store the statistics info.
1.97 matthew 799: my ($score,$max);
1.30 matthew 800: while (my ($symb,$seq_stats) = each (%{$studentstats})) {
801: $Statistics->{$symb}->{'score'} += $seq_stats->{'score'};
1.54 matthew 802: if ($Statistics->{$symb}->{'max'} < $seq_stats->{'max'}) {
803: $Statistics->{$symb}->{'max'} = $seq_stats->{'max'};
804: }
1.97 matthew 805: if ($seq_stats->{'score'} ne ' ') {
806: $score += $seq_stats->{'score'};
807: $Statistics->{$symb}->{'num_students'}++;
808: }
1.30 matthew 809: $max += $seq_stats->{'max'};
810: }
1.97 matthew 811: if (! defined($score)) {
1.102 matthew 812: $score = ' ' x $total_sum_width;
1.105 matthew 813: } else {
814: $score = sprintf("%.0f",$score);
1.97 matthew 815: }
1.102 matthew 816: $Str .= ' '.' 'x($total_sum_width-length($score)).$score.' / '.$max;
1.30 matthew 817: $Str .= " \n";
1.39 matthew 818: #
1.31 matthew 819: $r->print($Str);
820: #
821: $r->rflush();
822: return;
1.30 matthew 823: }
1.2 stredwic 824:
1.31 matthew 825: sub html_finish {
826: my ($r) = @_;
1.112 matthew 827: return if (! defined($navmap));
1.39 matthew 828: #
829: # Check for suppressed output and close the progress window if so
1.87 matthew 830: $r->print("</pre>\n");
1.90 matthew 831: if ($chosen_output->{'summary_table'}) {
832: if ($single_student_mode) {
833: $r->print(&SingleStudentTotal());
834: } else {
835: $r->print(&StudentAverageTotal());
836: }
1.49 matthew 837: }
1.31 matthew 838: $r->rflush();
1.112 matthew 839: undef($navmap);
1.31 matthew 840: return;
841: }
842:
1.39 matthew 843: sub StudentAverageTotal {
1.105 matthew 844: my $Str = '<h3>'.&mt('Summary Tables').'</h3>'.$/;
1.39 matthew 845: $Str .= '<table border=2 cellspacing="1">'."\n";
1.105 matthew 846: $Str .= '<tr>'.
847: '<th>'.&mt('Title').'</th>'.
848: '<th>'.&mt('Average').'</th>'.
849: '<th>'.&mt('Maximum').'</th>'.
850: '</tr>'.$/;
1.112 matthew 851: foreach my $seq (@sequences) {
852: my $symb = $seq->symb;
1.42 matthew 853: my $ave;
1.112 matthew 854: my $num_students = $Statistics->{$symb}->{'num_students'};
1.97 matthew 855: if ($num_students > 0) {
856: $ave = int(100*
1.112 matthew 857: ($Statistics->{$symb}->{'score'}/$num_students)
1.97 matthew 858: )/100;
1.42 matthew 859: } else {
860: $ave = 0;
861: }
1.112 matthew 862: my $max = $Statistics->{$symb}->{'max'};
1.82 matthew 863: $ave = sprintf("%.2f",$ave);
1.112 matthew 864: $Str .= '<tr><td>'.$seq->compTitle.'</td>'.
1.82 matthew 865: '<td align="right">'.$ave.' </td>'.
866: '<td align="right">'.$max.' '.'</td></tr>'."\n";
1.39 matthew 867: }
868: $Str .= "</table>\n";
869: return $Str;
870: }
871:
1.49 matthew 872: sub SingleStudentTotal {
873: my $student = &Apache::lonstatistics::current_student();
1.105 matthew 874: my $Str = '<h3>'.&mt('Summary table for [_1] ([_2]@[_3])',
875: $student->{'fullname'},
876: $student->{'username'},$student->{'domain'}).'</h3>';
877: $Str .= $/;
1.49 matthew 878: $Str .= '<table border=2 cellspacing="1">'."\n";
879: $Str .=
1.105 matthew 880: '<tr>'.
881: '<th>'.&mt('Sequence or Folder').'</th>';
882: if ($chosen_output->{'base'} eq 'tries') {
883: $Str .= '<th>'.&mt('Parts Correct').'</th>';
884: } else {
885: $Str .= '<th>'.&mt('Score').'</th>';
886: }
887: $Str .= '<th>'.&mt('Maximum').'</th>'."</tr>\n";
1.49 matthew 888: my $total = 0;
889: my $total_max = 0;
890: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
1.112 matthew 891: my $value = $Statistics->{$seq->symb}->{'score'};
892: my $max = $Statistics->{$seq->symb}->{'max'};
893: $Str .= '<tr><td>'.&HTML::Entities::encode($seq->compTitle).'</td>'.
1.49 matthew 894: '<td align="right">'.$value.'</td>'.
895: '<td align="right">'.$max.'</td></tr>'."\n";
896: $total += $value;
897: $total_max +=$max;
898: }
1.105 matthew 899: $Str .= '<tr><td><b>'.&mt('Total').'</b></td>'.
1.49 matthew 900: '<td align="right">'.$total.'</td>'.
901: '<td align="right">'.$total_max."</td></tr>\n";
902: $Str .= "</table>\n";
903: return $Str;
904: }
905:
1.31 matthew 906: }
907:
908: #######################################################
909: #######################################################
910:
911: =pod
912:
913: =head2 EXCEL subroutines
914:
915: =item &excel_initialize($r)
916:
917: =item &excel_outputstudent($r,$student)
918:
919: =item &excel_finish($r)
920:
921: =cut
922:
923: #######################################################
924: #######################################################
925: {
926:
927: my $excel_sheet;
1.32 matthew 928: my $excel_workbook;
929:
930: my $filename;
931: my $rows_output;
932: my $cols_output;
933:
1.36 matthew 934: my %prog_state; # progress window state
1.54 matthew 935: my $request_aborted;
1.31 matthew 936:
1.76 matthew 937: my $total_formula;
1.101 matthew 938: my $maximum_formula;
1.76 matthew 939:
1.31 matthew 940: sub excel_initialize {
941: my ($r) = @_;
942: #
1.66 matthew 943: undef ($excel_sheet);
944: undef ($excel_workbook);
945: undef ($filename);
946: undef ($rows_output);
947: undef ($cols_output);
948: undef (%prog_state);
949: undef ($request_aborted);
1.76 matthew 950: undef ($total_formula);
1.101 matthew 951: undef ($maximum_formula);
1.66 matthew 952: #
1.54 matthew 953: my $total_columns = scalar(&get_student_fields_to_show());
1.90 matthew 954: my $num_students = scalar(@Apache::lonstatistics::Students);
955: #
1.54 matthew 956: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
1.88 matthew 957: if ($chosen_output->{'every_problem'}) {
958: $total_columns += $seq->{'num_assess_parts'};
959: }
1.87 matthew 960: # Add 2 because we need a 'sequence_sum' and 'total' column for each
1.88 matthew 961: $total_columns += 2;
1.54 matthew 962: }
1.105 matthew 963: my $too_many_cols_error_message =
964: '<h2>'.&mt('Unable to Complete Request').'</h2>'.$/.
965: '<p>'.&mt('LON-CAPA is unable to produce your Excel spreadsheet because your selections will result in more than 255 columns. Excel allows only 255 columns in a spreadsheet.').'</p>'.$/.
966: '<p>'.&mt('You may consider reducing the number of <b>Sequences or Folders</b> you have selected.').'</p>'.$/.
967: '<p>'.&mt('LON-CAPA can produce <b>CSV</b> files of this data or Excel files of the <b>Scores Summary</b> data.').'</p>'.$/;
1.87 matthew 968: if ($chosen_output->{'base'} eq 'tries' && $total_columns > 255) {
1.105 matthew 969: $r->print($too_many_cols_error_message);
970: $request_aborted = 1;
1.54 matthew 971: }
1.87 matthew 972: if ($chosen_output->{'base'} eq 'scores' && $total_columns > 255) {
1.105 matthew 973: $r->print($too_many_cols_error_message);
974: $request_aborted = 1;
1.54 matthew 975: }
976: return if ($request_aborted);
977: #
1.32 matthew 978: $filename = '/prtspool/'.
1.31 matthew 979: $ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'.
980: time.'_'.rand(1000000000).'.xls';
1.32 matthew 981: #
982: $excel_workbook = undef;
983: $excel_sheet = undef;
984: #
985: $rows_output = 0;
986: $cols_output = 0;
987: #
1.90 matthew 988: # Determine rows
989: my $header_row = $rows_output++;
990: my $description_row = $rows_output++;
1.109 matthew 991: my $notes_row = $rows_output++;
1.90 matthew 992: $rows_output++; # blank row
993: my $summary_header_row;
994: if ($chosen_output->{'summary_table'}) {
995: $summary_header_row = $rows_output++;
996: $rows_output+= scalar(&Apache::lonstatistics::Sequences_with_Assess());
997: $rows_output++;
998: }
999: my $sequence_name_row = $rows_output++;
1000: my $resource_name_row = $rows_output++;
1001: my $maximum_data_row = $rows_output++;
1002: if (! $chosen_output->{'maximum_row'}) {
1003: $rows_output--;
1004: }
1005: my $first_data_row = $rows_output++;
1006: #
1.32 matthew 1007: # Create sheet
1008: $excel_workbook = Spreadsheet::WriteExcel->new('/home/httpd'.$filename);
1009: #
1010: # Check for errors
1011: if (! defined($excel_workbook)) {
1.31 matthew 1012: $r->log_error("Error creating excel spreadsheet $filename: $!");
1013: $r->print("Problems creating new Excel file. ".
1014: "This error has been logged. ".
1015: "Please alert your LON-CAPA administrator");
1.32 matthew 1016: return ;
1.31 matthew 1017: }
1018: #
1019: # The excel spreadsheet stores temporary data in files, then put them
1020: # together. If needed we should be able to disable this (memory only).
1021: # The temporary directory must be specified before calling 'addworksheet'.
1022: # File::Temp is used to determine the temporary directory.
1.32 matthew 1023: $excel_workbook->set_tempdir($Apache::lonnet::tmpdir);
1024: #
1.91 matthew 1025: my $format = &Apache::loncommon::define_excel_formats($excel_workbook);
1026: #
1.32 matthew 1027: # Add a worksheet
1.33 matthew 1028: my $sheetname = $ENV{'course.'.$ENV{'request.course.id'}.'.description'};
1.67 matthew 1029: $sheetname = &Apache::loncommon::clean_excel_name($sheetname);
1.33 matthew 1030: $excel_sheet = $excel_workbook->addworksheet($sheetname);
1.85 matthew 1031: #
1.34 matthew 1032: # Put the course description in the header
1.90 matthew 1033: $excel_sheet->write($header_row,$cols_output++,
1.85 matthew 1034: $ENV{'course.'.$ENV{'request.course.id'}.'.description'},
1035: $format->{'h1'});
1.34 matthew 1036: $cols_output += 3;
1037: #
1038: # Put a description of the sections listed
1039: my $sectionstring = '';
1040: my @Sections = @Apache::lonstatistics::SelectedSections;
1041: if (scalar(@Sections) > 1) {
1042: if (scalar(@Sections) > 2) {
1043: my $last = pop(@Sections);
1044: $sectionstring = "Sections ".join(', ',@Sections).', and '.$last;
1045: } else {
1046: $sectionstring = "Sections ".join(' and ',@Sections);
1047: }
1048: } else {
1049: if ($Sections[0] eq 'all') {
1050: $sectionstring = "All sections";
1051: } else {
1052: $sectionstring = "Section ".$Sections[0];
1053: }
1054: }
1.90 matthew 1055: $excel_sheet->write($header_row,$cols_output++,$sectionstring,
1.85 matthew 1056: $format->{'h3'});
1.34 matthew 1057: $cols_output += scalar(@Sections);
1058: #
1059: # Put the date in there too
1.90 matthew 1060: $excel_sheet->write($header_row,$cols_output++,
1.85 matthew 1061: 'Compiled on '.localtime(time),$format->{'h3'});
1.34 matthew 1062: #
1.54 matthew 1063: $cols_output = 0;
1.90 matthew 1064: $excel_sheet->write($description_row,$cols_output++,
1.87 matthew 1065: $chosen_output->{'shortdesc'},
1.109 matthew 1066: $format->{'b'});
1067: #
1068: $cols_output = 0;
1069: $excel_sheet->write($notes_row,$cols_output++,
1070: $chosen_output->{'non_html_notes'},
1071: $format->{'i'});
1072:
1.90 matthew 1073: ##############################################
1074: # Output headings for the raw data
1075: ##############################################
1.86 matthew 1076: #
1.32 matthew 1077: # Add the student headers
1.34 matthew 1078: $cols_output = 0;
1.32 matthew 1079: foreach my $field (&get_student_fields_to_show()) {
1.86 matthew 1080: $excel_sheet->write($resource_name_row,$cols_output++,$field,
1.85 matthew 1081: $format->{'bold'});
1.32 matthew 1082: }
1083: #
1.54 matthew 1084: # Add the remaining column headers
1.76 matthew 1085: my $total_formula_string = '=0';
1.101 matthew 1086: my $maximum_formula_string = '=0';
1.40 matthew 1087: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
1.86 matthew 1088: $excel_sheet->write($sequence_name_row,,
1.90 matthew 1089: $cols_output,$seq->{'title'},$format->{'bold'});
1.86 matthew 1090: # Determine starting cell
1091: $seq->{'Excel:startcell'}=
1092: &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
1.90 matthew 1093: ($first_data_row,$cols_output);
1.86 matthew 1094: $seq->{'Excel:startcol'}=$cols_output;
1.87 matthew 1095: my $count = 0;
1096: if ($chosen_output->{'every_problem'}) {
1.76 matthew 1097: # Put the names of the problems and parts into the sheet
1.54 matthew 1098: foreach my $res (@{$seq->{'contents'}}) {
1.84 matthew 1099: if ($res->{'type'} ne 'assessment' ||
1100: ! exists($res->{'parts'}) ||
1101: ref($res->{'parts'}) ne 'ARRAY' ||
1102: scalar(@{$res->{'parts'}}) < 1) {
1103: next;
1104: }
1.54 matthew 1105: if (scalar(@{$res->{'parts'}}) > 1) {
1106: foreach my $part (@{$res->{'parts'}}) {
1.86 matthew 1107: $excel_sheet->write($resource_name_row,
1.54 matthew 1108: $cols_output++,
1.85 matthew 1109: $res->{'title'}.' part '.$part,
1110: $format->{'bold'});
1.106 matthew 1111: $count++;
1.54 matthew 1112: }
1113: } else {
1.86 matthew 1114: $excel_sheet->write($resource_name_row,
1.54 matthew 1115: $cols_output++,
1.85 matthew 1116: $res->{'title'},$format->{'bold'});
1.106 matthew 1117: $count++;
1.54 matthew 1118: }
1119: }
1.79 matthew 1120: }
1.87 matthew 1121: # Determine ending cell
1122: if ($count <= 1) {
1123: $seq->{'Excel:endcell'} = $seq->{'Excel:startcell'};
1124: $seq->{'Excel:endcol'} = $seq->{'Excel:startcol'};
1125: } else {
1126: $seq->{'Excel:endcell'} =
1127: &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
1.90 matthew 1128: ($first_data_row,$cols_output-1);
1.87 matthew 1129: $seq->{'Excel:endcol'} = $cols_output-1;
1130: }
1131: # Create the formula for summing up this sequence
1132: if (! exists($seq->{'Excel:endcell'}) ||
1133: ! defined($seq->{'Excel:endcell'})) {
1134: $seq->{'Excel:endcell'} = $seq->{'Excel:startcell'};
1135: }
1136: $seq->{'Excel:sum'}= $excel_sheet->store_formula
1137: ('=SUM('.$seq->{'Excel:startcell'}.
1138: ':'.$seq->{'Excel:endcell'}.')');
1.79 matthew 1139: # Determine cell the score is held in
1140: $seq->{'Excel:scorecell'} =
1141: &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
1.90 matthew 1142: ($first_data_row,$cols_output);
1.79 matthew 1143: $seq->{'Excel:scorecol'}=$cols_output;
1.87 matthew 1144: if ($chosen_output->{'base'} eq 'parts correct total') {
1.86 matthew 1145: $excel_sheet->write($resource_name_row,$cols_output++,
1146: 'parts correct',
1.85 matthew 1147: $format->{'bold'});
1.87 matthew 1148: } elsif ($chosen_output->{'sequence_sum'}) {
1149: if ($chosen_output->{'correct'}) {
1150: # Only reporting the number correct, so do not call it score
1151: $excel_sheet->write($resource_name_row,$cols_output++,
1152: 'sum',
1153: $format->{'bold'});
1154: } else {
1155: $excel_sheet->write($resource_name_row,$cols_output++,
1156: 'score',
1157: $format->{'bold'});
1158: }
1.32 matthew 1159: }
1.79 matthew 1160: #
1161: $total_formula_string.='+'.
1162: &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
1.90 matthew 1163: ($first_data_row,$cols_output-1);
1.87 matthew 1164: if ($chosen_output->{'sequence_max'}) {
1.101 matthew 1165: $excel_sheet->write($resource_name_row,$cols_output,
1.87 matthew 1166: 'maximum',
1167: $format->{'bold'});
1.101 matthew 1168: $seq->{'Excel:maxcell'} =
1169: &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
1170: ($first_data_row,$cols_output);
1171: $seq->{'Excel:maxcol'}=$cols_output;
1172: $maximum_formula_string.='+'.
1173: &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
1174: ($first_data_row,$cols_output);
1175: $cols_output++;
1176:
1.87 matthew 1177: }
1178: }
1179: if ($chosen_output->{'grand_total'}) {
1180: $excel_sheet->write($resource_name_row,$cols_output++,'Total',
1.85 matthew 1181: $format->{'bold'});
1.32 matthew 1182: }
1.101 matthew 1183: if ($chosen_output->{'grand_maximum'}) {
1184: $excel_sheet->write($resource_name_row,$cols_output++,'Max. Total',
1185: $format->{'bold'});
1186: }
1.76 matthew 1187: $total_formula = $excel_sheet->store_formula($total_formula_string);
1.101 matthew 1188: $maximum_formula = $excel_sheet->store_formula($maximum_formula_string);
1.90 matthew 1189: ##############################################
1.87 matthew 1190: # Output a row for MAX, if appropriate
1.90 matthew 1191: ##############################################
1192: if ($chosen_output->{'maximum_row'}) {
1.87 matthew 1193: $cols_output = 0;
1194: foreach my $field (&get_student_fields_to_show()) {
1195: if ($field eq 'username' || $field eq 'fullname' ||
1196: $field eq 'id') {
1197: $excel_sheet->write($maximum_data_row,$cols_output++,'Maximum',
1198: $format->{'bold'});
1199: } else {
1200: $excel_sheet->write($maximum_data_row,$cols_output++,'');
1201: }
1.54 matthew 1202: }
1.87 matthew 1203: #
1204: # Add the maximums for each sequence or assessment
1205: my %total_cell_translation;
1.101 matthew 1206: my %maximum_cell_translation;
1.87 matthew 1207: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
1208: $cols_output=$seq->{'Excel:startcol'};
1209: $total_cell_translation{$seq->{'Excel:scorecell'}} =
1210: &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
1211: ($maximum_data_row,$seq->{'Excel:scorecol'});
1.101 matthew 1212: $maximum_cell_translation{$seq->{'Excel:maxcell'}} =
1213: &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
1214: ($maximum_data_row,$seq->{'Excel:maxcol'});
1.87 matthew 1215: my $weight;
1216: my $max = 0;
1217: foreach my $resource (@{$seq->{'contents'}}) {
1218: next if ($resource->{'type'} ne 'assessment');
1219: foreach my $part (@{$resource->{'parts'}}) {
1220: $weight = 1;
1221: if ($chosen_output->{'scores'}) {
1222: $weight = &Apache::lonnet::EXT
1223: ('resource.'.$part.'.weight',$resource->{'symb'},
1224: undef,undef,undef);
1225: if (!defined($weight) || ($weight eq '')) {
1226: $weight=1;
1227: }
1228: }
1229: if ($chosen_output->{'scores'} &&
1230: $chosen_output->{'every_problem'}) {
1231: $excel_sheet->write($maximum_data_row,$cols_output++,
1232: $weight);
1.54 matthew 1233: }
1.87 matthew 1234: $max += $weight;
1.54 matthew 1235: }
1.87 matthew 1236: }
1237: #
1238: if ($chosen_output->{'sequence_sum'} &&
1239: $chosen_output->{'every_problem'}) {
1.110 albertel 1240: my %replaceCells=
1241: ('^'.$seq->{'Excel:startcell'}.':'.
1242: $seq->{'Excel:endcell'}.'$' =>
1243: &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell($maximum_data_row,$seq->{'Excel:startcol'}).':'.
1244: &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell($maximum_data_row,$seq->{'Excel:endcol'}));
1.87 matthew 1245: $excel_sheet->repeat_formula($maximum_data_row,$cols_output++,
1246: $seq->{'Excel:sum'},undef,
1.110 albertel 1247: %replaceCells);
1248:
1.87 matthew 1249: } elsif ($chosen_output->{'sequence_sum'}) {
1250: $excel_sheet->write($maximum_data_row,$cols_output++,$max);
1251: }
1252: if ($chosen_output->{'sequence_max'}) {
1253: $excel_sheet->write($maximum_data_row,$cols_output++,$max);
1.45 matthew 1254: }
1.87 matthew 1255: #
1.45 matthew 1256: }
1.87 matthew 1257: if ($chosen_output->{'grand_total'}) {
1.86 matthew 1258: $excel_sheet->repeat_formula($maximum_data_row,$cols_output++,
1.87 matthew 1259: $total_formula,undef,
1260: %total_cell_translation);
1.79 matthew 1261: }
1.101 matthew 1262: if ($chosen_output->{'grand_maximum'}) {
1263: $excel_sheet->repeat_formula($maximum_data_row,$cols_output++,
1264: $maximum_formula,undef,
1.107 matthew 1265: %maximum_cell_translation);
1.101 matthew 1266: }
1.90 matthew 1267: } # End of MAXIMUM row output if ($chosen_output->{'maximum_row'}) {
1.86 matthew 1268: $rows_output = $first_data_row;
1.90 matthew 1269: ##############################################
1270: # Output summary table, which actually is above the sequence name row.
1271: ##############################################
1272: if ($chosen_output->{'summary_table'}) {
1273: $cols_output = 0;
1274: $excel_sheet->write($summary_header_row,$cols_output++,
1275: 'Summary Table',$format->{'bold'});
1276: if ($chosen_output->{'maximum_row'}) {
1277: $excel_sheet->write($summary_header_row,$cols_output++,
1278: 'Maximum',$format->{'bold'});
1279: }
1280: $excel_sheet->write($summary_header_row,$cols_output++,
1281: 'Average',$format->{'bold'});
1282: $excel_sheet->write($summary_header_row,$cols_output++,
1283: 'Median',$format->{'bold'});
1284: $excel_sheet->write($summary_header_row,$cols_output++,
1285: 'Std Dev',$format->{'bold'});
1286: my $row = $summary_header_row+1;
1287: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
1288: $cols_output = 0;
1289: $excel_sheet->write($row,$cols_output++,
1290: $seq->{'title'},
1291: $format->{'bold'});
1292: if ($chosen_output->{'maximum_row'}) {
1293: $excel_sheet->write
1294: ($row,$cols_output++,
1295: '='.
1296: &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
1297: ($maximum_data_row,$seq->{'Excel:scorecol'})
1298: );
1299: }
1300: my $range =
1301: &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
1302: ($first_data_row,$seq->{'Excel:scorecol'}).
1303: ':'.
1304: &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
1305: ($first_data_row+$num_students-1,$seq->{'Excel:scorecol'});
1306: $excel_sheet->write($row,$cols_output++,
1307: '=AVERAGE('.$range.')');
1308: $excel_sheet->write($row,$cols_output++,
1309: '=MEDIAN('.$range.')');
1310: $excel_sheet->write($row,$cols_output++,
1311: '=STDEV('.$range.')');
1312: $row++;
1313: }
1314: }
1315: ##############################################
1316: # Take care of non-excel initialization
1317: ##############################################
1.32 matthew 1318: #
1319: # Let the user know what we are doing
1320: my $studentcount = scalar(@Apache::lonstatistics::Students);
1.85 matthew 1321: if ($ENV{'form.SelectedStudent'}) {
1322: $studentcount = '1';
1323: }
1324: if ($studentcount > 1) {
1325: $r->print('<h1>'.&mt('Compiling Excel spreadsheet for [_1] students',
1326: $studentcount)."</h1>\n");
1327: } else {
1328: $r->print('<h1>'.
1329: &mt('Compiling Excel spreadsheet for 1 student').
1330: "</h1>\n");
1331: }
1.32 matthew 1332: $r->rflush();
1.31 matthew 1333: #
1.36 matthew 1334: # Initialize progress window
1335: %prog_state=&Apache::lonhtmlcommon::Create_PrgWin
1336: ($r,'Excel File Compilation Status',
1.108 matthew 1337: 'Excel File Compilation Progress', $studentcount,
1338: 'inline',undef,'Statistics','stats_status');
1.36 matthew 1339: #
1.62 matthew 1340: &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state,
1341: 'Processing first student');
1.31 matthew 1342: return;
1343: }
1344:
1345: sub excel_outputstudent {
1346: my ($r,$student) = @_;
1.54 matthew 1347: return if ($request_aborted);
1.32 matthew 1348: return if (! defined($excel_sheet));
1349: $cols_output=0;
1350: #
1351: # Write out student data
1352: my @to_show = &get_student_fields_to_show();
1353: foreach my $field (@to_show) {
1.103 matthew 1354: my $value = $student->{$field};
1355: if ($field eq 'comments') {
1356: $value = &Apache::lonmsg::retrieve_instructor_comments
1357: ($student->{'username'},$student->{'domain'});
1358: }
1359: $excel_sheet->write($rows_output,$cols_output++,$value);
1.32 matthew 1360: }
1361: #
1362: # Get student assessment data
1363: my %StudentsData;
1364: my @tmp = &Apache::loncoursedata::get_current_state($student->{'username'},
1365: $student->{'domain'},
1366: undef,
1367: $ENV{'request.course.id'});
1368: if ((scalar @tmp > 0) && ($tmp[0] !~ /^error:/)) {
1369: %StudentsData = @tmp;
1370: }
1371: #
1372: # Write out sequence scores and totals data
1.76 matthew 1373: my %total_cell_translation;
1.101 matthew 1374: my %maximum_cell_translation;
1.40 matthew 1375: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
1.85 matthew 1376: $cols_output = $seq->{'Excel:startcol'};
1.76 matthew 1377: # Keep track of cells to translate in total cell
1378: $total_cell_translation{$seq->{'Excel:scorecell'}} =
1379: &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
1380: ($rows_output,$seq->{'Excel:scorecol'});
1.107 matthew 1381: # and maximum cell
1382: $maximum_cell_translation{$seq->{'Excel:maxcell'}} =
1383: &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell
1384: ($rows_output,$seq->{'Excel:maxcol'});
1.76 matthew 1385: #
1.54 matthew 1386: my ($performance,$performance_length,$score,$seq_max,$rawdata);
1.87 matthew 1387: if ($chosen_output->{'tries'} || $chosen_output->{'correct'}){
1.54 matthew 1388: ($performance,$performance_length,$score,$seq_max,$rawdata) =
1389: &StudentTriesOnSequence($student,\%StudentsData,
1390: $seq,'no');
1391: } else {
1392: ($performance,$performance_length,$score,$seq_max,$rawdata) =
1393: &StudentPerformanceOnSequence($student,\%StudentsData,
1394: $seq,'no');
1.87 matthew 1395: }
1396: if ($chosen_output->{'every_problem'}) {
1397: if ($chosen_output->{'correct'}) {
1398: # only indiciate if each item is correct or not
1399: foreach my $value (@$rawdata) {
1400: # nonzero means correct
1401: $value = 1 if ($value > 0);
1402: $excel_sheet->write($rows_output,$cols_output++,$value);
1403: }
1404: } else {
1405: foreach my $value (@$rawdata) {
1.97 matthew 1406: if ($score eq ' ' || !defined($value)) {
1407: $cols_output++;
1408: } else {
1409: $excel_sheet->write($rows_output,$cols_output++,
1410: $value);
1411: }
1.87 matthew 1412: }
1413: }
1.54 matthew 1414: }
1.87 matthew 1415: if ($chosen_output->{'sequence_sum'} &&
1416: $chosen_output->{'every_problem'}) {
1.76 matthew 1417: # Write a formula for the sum of this sequence
1.110 albertel 1418: my %replaceCells=
1419: ('^'.$seq->{'Excel:startcell'}.':'.$seq->{'Excel:endcell'}.'$'
1420: =>
1421: &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell($rows_output,$seq->{'Excel:startcol'}).':'.
1422: &Spreadsheet::WriteExcel::Utility::xl_rowcol_to_cell($rows_output,$seq->{'Excel:endcol'})
1423: );
1424: # The undef is for the format
1425: $excel_sheet->repeat_formula($rows_output,$cols_output++,
1426: $seq->{'Excel:sum'},undef,
1427: %replaceCells);
1.87 matthew 1428: } elsif ($chosen_output->{'sequence_sum'}) {
1.97 matthew 1429: if ($score eq ' ') {
1430: $cols_output++;
1431: } else {
1432: $excel_sheet->write($rows_output,$cols_output++,$score);
1433: }
1.32 matthew 1434: }
1.87 matthew 1435: if ($chosen_output->{'sequence_max'}) {
1.32 matthew 1436: $excel_sheet->write($rows_output,$cols_output++,$seq_max);
1437: }
1438: }
1.76 matthew 1439: #
1.87 matthew 1440: if ($chosen_output->{'grand_total'}) {
1441: $excel_sheet->repeat_formula($rows_output,$cols_output++,
1442: $total_formula,undef,
1443: %total_cell_translation);
1444: }
1.101 matthew 1445: if ($chosen_output->{'grand_maximum'}) {
1446: $excel_sheet->repeat_formula($rows_output,$cols_output++,
1447: $maximum_formula,undef,
1.107 matthew 1448: %maximum_cell_translation);
1.101 matthew 1449: }
1.32 matthew 1450: #
1451: # Bookkeeping
1452: $rows_output++;
1453: $cols_output=0;
1454: #
1.36 matthew 1455: # Update the progress window
1456: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,'last student');
1.32 matthew 1457: return;
1.31 matthew 1458: }
1459:
1460: sub excel_finish {
1461: my ($r) = @_;
1.54 matthew 1462: return if ($request_aborted);
1.32 matthew 1463: return if (! defined($excel_sheet));
1464: #
1465: # Write the excel file
1466: $excel_workbook->close();
1467: my $c = $r->connection();
1468: #
1469: return if($c->aborted());
1470: #
1.36 matthew 1471: # Close the progress window
1472: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1473: #
1.32 matthew 1474: # Tell the user where to get their excel file
1.36 matthew 1475: $r->print('<br />'.
1.32 matthew 1476: '<a href="'.$filename.'">Your Excel spreadsheet.</a>'."\n");
1477: $r->rflush();
1478: return;
1.31 matthew 1479: }
1480:
1481: }
1.30 matthew 1482: #######################################################
1483: #######################################################
1484:
1485: =pod
1486:
1.31 matthew 1487: =head2 CSV output routines
1488:
1489: =item &csv_initialize($r)
1490:
1491: =item &csv_outputstudent($r,$student)
1492:
1493: =item &csv_finish($r)
1.30 matthew 1494:
1495: =cut
1496:
1497: #######################################################
1498: #######################################################
1.31 matthew 1499: {
1500:
1.37 matthew 1501: my $outputfile;
1502: my $filename;
1.54 matthew 1503: my $request_aborted;
1.37 matthew 1504: my %prog_state; # progress window state
1505:
1.31 matthew 1506: sub csv_initialize{
1507: my ($r) = @_;
1.37 matthew 1508: #
1509: # Clean up
1.66 matthew 1510: undef($outputfile);
1511: undef($filename);
1512: undef($request_aborted);
1.37 matthew 1513: undef(%prog_state);
1514: #
1.54 matthew 1515: # Deal with unimplemented requests
1516: $request_aborted = undef;
1.87 matthew 1517: if ($chosen_output->{'base'} =~ /final table/) {
1.54 matthew 1518: $r->print(<<END);
1519: <h2>Unable to Complete Request</h2>
1520: <p>
1521: The <b>Summary Table (Scores)</b> option is not available for non-HTML output.
1522: </p>
1523: END
1524: $request_aborted = 1;
1525: }
1526: return if ($request_aborted);
1.87 matthew 1527: #
1528: # Initialize progress window
1529: my $studentcount = scalar(@Apache::lonstatistics::Students);
1530: %prog_state=&Apache::lonhtmlcommon::Create_PrgWin
1531: ($r,'CSV File Compilation Status',
1.108 matthew 1532: 'CSV File Compilation Progress', $studentcount,
1533: 'inline',undef,'Statistics','stats_status');
1.54 matthew 1534: #
1.37 matthew 1535: # Open a file
1536: $filename = '/prtspool/'.
1537: $ENV{'user.name'}.'_'.$ENV{'user.domain'}.'_'.
1538: time.'_'.rand(1000000000).'.csv';
1539: unless ($outputfile = Apache::File->new('>/home/httpd'.$filename)) {
1540: $r->log_error("Couldn't open $filename for output $!");
1541: $r->print("Problems occured in writing the csv file. ".
1542: "This error has been logged. ".
1543: "Please alert your LON-CAPA administrator.");
1544: $outputfile = undef;
1545: }
1.38 matthew 1546: #
1547: # Datestamp
1548: my $description = $ENV{'course.'.$ENV{'request.course.id'}.'.description'};
1549: print $outputfile '"'.&Apache::loncommon::csv_translate($description).'",'.
1550: '"'.&Apache::loncommon::csv_translate(scalar(localtime(time))).'"'.
1551: "\n";
1.109 matthew 1552: foreach my $item ('shortdesc','non_html_notes') {
1553: next if (! exists($chosen_output->{$item}));
1554: print $outputfile
1555: '"'.&Apache::loncommon::csv_translate($chosen_output->{$item}).'"'.
1556: "\n";
1557: }
1.37 matthew 1558: #
1559: # Print out the headings
1.87 matthew 1560: my $sequence_row = '';
1561: my $resource_row = undef;
1.37 matthew 1562: foreach my $field (&get_student_fields_to_show()) {
1.87 matthew 1563: $sequence_row .='"",';
1564: $resource_row .= '"'.&Apache::loncommon::csv_translate($field).'",';
1.37 matthew 1565: }
1.40 matthew 1566: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
1.87 matthew 1567: $sequence_row .= '"'.
1568: &Apache::loncommon::csv_translate($seq->{'title'}).'",';
1569: my $count = 0;
1570: if ($chosen_output->{'every_problem'}) {
1.53 matthew 1571: foreach my $res (@{$seq->{'contents'}}) {
1.87 matthew 1572: if ($res->{'type'} ne 'assessment' ||
1573: ! exists($res->{'parts'}) ||
1574: ref($res->{'parts'}) ne 'ARRAY' ||
1575: scalar(@{$res->{'parts'}}) < 1) {
1576: next;
1577: }
1.53 matthew 1578: foreach my $part (@{$res->{'parts'}}) {
1.87 matthew 1579: $resource_row .= '"'.
1580: &Apache::loncommon::csv_translate($res->{'title'}.
1581: ', Part '.$part
1582: ).'",';
1583: $count++;
1.53 matthew 1584: }
1585: }
1.37 matthew 1586: }
1.87 matthew 1587: $sequence_row.='"",'x$count;
1588: if ($chosen_output->{'sequence_sum'}) {
1589: if($chosen_output->{'correct'}) {
1590: $resource_row .= '"sum",';
1591: } else {
1592: $resource_row .= '"score",';
1593: }
1594: }
1595: if ($chosen_output->{'sequence_max'}) {
1596: $sequence_row.= '"",';
1597: $resource_row .= '"maximum possible",';
1598: }
1.37 matthew 1599: }
1.87 matthew 1600: if ($chosen_output->{'grand_total'}) {
1601: $sequence_row.= '"",';
1602: $resource_row.= '"Total",';
1603: }
1.101 matthew 1604: if ($chosen_output->{'grand_maximum'}) {
1605: $sequence_row.= '"",';
1606: $resource_row.= '"Maximum",';
1607: }
1.87 matthew 1608: chomp($sequence_row);
1609: chomp($resource_row);
1610: print $outputfile $sequence_row."\n";
1611: print $outputfile $resource_row."\n";
1.31 matthew 1612: return;
1613: }
1614:
1615: sub csv_outputstudent {
1616: my ($r,$student) = @_;
1.54 matthew 1617: return if ($request_aborted);
1.37 matthew 1618: return if (! defined($outputfile));
1619: my $Str = '';
1620: #
1621: # Output student fields
1622: my @to_show = &get_student_fields_to_show();
1623: foreach my $field (@to_show) {
1.103 matthew 1624: my $value = $student->{$field};
1625: if ($field eq 'comments') {
1626: $value = &Apache::lonmsg::retrieve_instructor_comments
1627: ($student->{'username'},$student->{'domain'});
1628: }
1629: $Str .= '"'.&Apache::loncommon::csv_translate($value).'",';
1.37 matthew 1630: }
1631: #
1632: # Get student assessment data
1633: my %StudentsData;
1634: my @tmp = &Apache::loncoursedata::get_current_state($student->{'username'},
1635: $student->{'domain'},
1636: undef,
1637: $ENV{'request.course.id'});
1638: if ((scalar @tmp > 0) && ($tmp[0] !~ /^error:/)) {
1639: %StudentsData = @tmp;
1640: }
1641: #
1642: # Output performance data
1.87 matthew 1643: my $total = 0;
1.101 matthew 1644: my $maximum = 0;
1.40 matthew 1645: foreach my $seq (&Apache::lonstatistics::Sequences_with_Assess()) {
1.54 matthew 1646: my ($performance,$performance_length,$score,$seq_max,$rawdata);
1.87 matthew 1647: if ($chosen_output->{'tries'}){
1.54 matthew 1648: ($performance,$performance_length,$score,$seq_max,$rawdata) =
1649: &StudentTriesOnSequence($student,\%StudentsData,
1650: $seq,'no');
1651: } else {
1652: ($performance,$performance_length,$score,$seq_max,$rawdata) =
1653: &StudentPerformanceOnSequence($student,\%StudentsData,
1654: $seq,'no');
1655: }
1.87 matthew 1656: if ($chosen_output->{'every_problem'}) {
1657: if ($chosen_output->{'correct'}) {
1658: $score = 0;
1659: # Deal with number of parts correct data
1660: $Str .= '"'.join('","',( map { if ($_>0) {
1661: $score += 1;
1662: 1;
1663: } else {
1664: 0;
1665: }
1666: } @$rawdata)).'",';
1667: } else {
1668: $Str .= '"'.join('","',(@$rawdata)).'",';
1669: }
1670: }
1671: if ($chosen_output->{'sequence_sum'}) {
1.37 matthew 1672: $Str .= '"'.$score.'",';
1.87 matthew 1673: }
1674: if ($chosen_output->{'sequence_max'}) {
1675: $Str .= '"'.$seq_max.'",';
1.37 matthew 1676: }
1.87 matthew 1677: $total+=$score;
1.101 matthew 1678: $maximum += $seq_max;
1.87 matthew 1679: }
1680: if ($chosen_output->{'grand_total'}) {
1681: $Str .= '"'.$total.'",';
1.101 matthew 1682: }
1683: if ($chosen_output->{'grand_maximum'}) {
1684: $Str .= '"'.$maximum.'",';
1.37 matthew 1685: }
1686: chop($Str);
1687: $Str .= "\n";
1688: print $outputfile $Str;
1689: #
1690: # Update the progress window
1691: &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,'last student');
1692: return;
1.31 matthew 1693: }
1694:
1695: sub csv_finish {
1696: my ($r) = @_;
1.54 matthew 1697: return if ($request_aborted);
1.37 matthew 1698: return if (! defined($outputfile));
1699: close($outputfile);
1700: #
1701: my $c = $r->connection();
1702: return if ($c->aborted());
1703: #
1704: # Close the progress window
1705: &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
1706: #
1707: # Tell the user where to get their csv file
1708: $r->print('<br />'.
1.95 matthew 1709: '<a href="'.$filename.'">'.&mt('Your csv file.').'</a>'."\n");
1.37 matthew 1710: $r->rflush();
1711: return;
1712:
1.31 matthew 1713: }
1.2 stredwic 1714:
1715: }
1716:
1.28 matthew 1717: #######################################################
1718: #######################################################
1719:
1.2 stredwic 1720: =pod
1721:
1.54 matthew 1722: =item &StudentTriesOnSequence()
1.2 stredwic 1723:
1.30 matthew 1724: Inputs:
1.2 stredwic 1725:
1726: =over 4
1727:
1.30 matthew 1728: =item $student
1.28 matthew 1729:
1.30 matthew 1730: =item $studentdata Hash ref to all student data
1.2 stredwic 1731:
1.30 matthew 1732: =item $seq Hash ref, the sequence we are working on
1.2 stredwic 1733:
1.30 matthew 1734: =item $links if defined we will output links to each resource.
1.2 stredwic 1735:
1.28 matthew 1736: =back
1.2 stredwic 1737:
1738: =cut
1.1 stredwic 1739:
1.28 matthew 1740: #######################################################
1741: #######################################################
1.112 matthew 1742: sub student_tries_on_sequence {
1743: my ($student,$studentdata,$navmap,$seq,$links) = @_;
1.31 matthew 1744: $links = 'no' if (! defined($links));
1.1 stredwic 1745: my $Str = '';
1.30 matthew 1746: my ($sum,$max) = (0,0);
1.51 matthew 1747: my $performance_length = 0;
1.54 matthew 1748: my @TriesData = ();
1749: my $tries;
1.97 matthew 1750: my $hasdata = 0; # flag - true if the student has any data on the sequence
1.112 matthew 1751: my @resources =
1752: $navmap->retrieveResources($seq,sub { shift->is_problem(); },0,0,0);
1753: foreach my $resource (@resources) {
1754: my $resource_data = $studentdata->{$resource->symb};
1.30 matthew 1755: my $value = '';
1.112 matthew 1756: foreach my $partnum (@{$resource->parts()}) {
1.54 matthew 1757: $tries = undef;
1.30 matthew 1758: $max++;
1.51 matthew 1759: $performance_length++;
1.30 matthew 1760: my $symbol = ' '; # default to space
1761: #
1.78 matthew 1762: my $awarded = 0;
1763: if (exists($resource_data->{'resource.'.$partnum.'.awarded'})) {
1764: $awarded = $resource_data->{'resource.'.$partnum.'.awarded'};
1765: $awarded = 0 if (! $awarded);
1766: }
1767: #
1768: my $status = '';
1.30 matthew 1769: if (exists($resource_data->{'resource.'.$partnum.'.solved'})) {
1.78 matthew 1770: $status = $resource_data->{'resource.'.$partnum.'.solved'};
1771: }
1772: #
1773: my $tries = 0;
1774: if(exists($resource_data->{'resource.'.$partnum.'.tries'})) {
1775: $tries = $resource_data->{'resource.'.$partnum.'.tries'};
1.97 matthew 1776: $hasdata =1;
1.78 matthew 1777: }
1778: #
1779: if ($awarded > 0) {
1780: # The student has gotten the problem correct to some degree
1781: if ($status eq 'excused') {
1782: $symbol = 'x';
1783: $max--;
1784: } elsif ($status eq 'correct_by_override') {
1.30 matthew 1785: $symbol = '+';
1786: $sum++;
1.78 matthew 1787: } elsif ($tries > 0) {
1.54 matthew 1788: if ($tries > 9) {
1.30 matthew 1789: $symbol = '*';
1.78 matthew 1790: } else {
1.54 matthew 1791: $symbol = $tries;
1.30 matthew 1792: }
1793: $sum++;
1794: } else {
1.78 matthew 1795: $symbol = '+';
1796: $sum++;
1.2 stredwic 1797: }
1.30 matthew 1798: } else {
1.78 matthew 1799: # The student has the problem incorrect or it is ungraded
1800: if ($status eq 'excused') {
1801: $symbol = 'x';
1802: $max--;
1803: } elsif ($status eq 'incorrect_by_override') {
1804: $symbol = '-';
1805: } elsif ($status eq 'ungraded_attempted') {
1806: $symbol = '#';
1807: } elsif ($status eq 'incorrect_attempted' ||
1808: $tries > 0) {
1.30 matthew 1809: $symbol = '.';
1810: } else {
1.78 matthew 1811: # Problem is wrong and has not been attempted.
1812: $symbol=' ';
1.18 matthew 1813: }
1.2 stredwic 1814: }
1.54 matthew 1815: #
1.109 matthew 1816: if (! defined($tries)) {
1817: $tries = 0;
1818: }
1819: if ($status =~ /^(incorrect|ungraded)/) {
1820: # Bug 3390: show '-' for tries on incorrect problems
1821: # (csv & excel only)
1822: push(@TriesData,-$tries);
1823: } else {
1824: push (@TriesData,$tries);
1.54 matthew 1825: }
1.30 matthew 1826: #
1.47 matthew 1827: if ( ($links eq 'yes' && $symbol ne ' ') ||
1828: ($links eq 'all')) {
1.49 matthew 1829: if (length($symbol) > 1) {
1830: &Apache::lonnet::logthis('length of symbol "'.$symbol.'" > 1');
1831: }
1.30 matthew 1832: $symbol = '<a href="/adm/grades'.
1.112 matthew 1833: '?symb='.&Apache::lonnet::escape($resource->symb).
1.30 matthew 1834: '&student='.$student->{'username'}.
1.64 albertel 1835: '&userdom='.$student->{'domain'}.
1.30 matthew 1836: '&command=submission">'.$symbol.'</a>';
1837: }
1838: $value .= $symbol;
1.2 stredwic 1839: }
1.30 matthew 1840: $Str .= $value;
1.17 minaeibi 1841: }
1.112 matthew 1842: if ($seq->randompick()) {
1843: $max = $seq->randompick();
1.51 matthew 1844: }
1.97 matthew 1845: if (! $hasdata && $sum == 0) {
1846: $sum = ' ';
1847: }
1.54 matthew 1848: return ($Str,$performance_length,$sum,$max,\@TriesData);
1849: }
1850:
1851: #######################################################
1852: #######################################################
1853:
1854: =pod
1855:
1856: =item &StudentPerformanceOnSequence()
1857:
1858: Inputs:
1859:
1860: =over 4
1861:
1862: =item $student
1863:
1864: =item $studentdata Hash ref to all student data
1865:
1866: =item $seq Hash ref, the sequence we are working on
1867:
1868: =item $links if defined we will output links to each resource.
1869:
1870: =back
1871:
1872: =cut
1873:
1874: #######################################################
1875: #######################################################
1.112 matthew 1876: sub student_performance_on_sequence {
1877: my ($student,$studentdata,$navmap,$seq,$links) = @_;
1.54 matthew 1878: $links = 'no' if (! defined($links));
1879: my $Str = ''; # final result string
1880: my ($score,$max) = (0,0);
1881: my $performance_length = 0;
1882: my $symbol;
1883: my @ScoreData = ();
1884: my $partscore;
1.97 matthew 1885: my $hasdata = 0; # flag, 0 if there were no submissions on the sequence
1.112 matthew 1886: my @resources =
1887: $navmap->retrieveResources($seq,sub { shift->is_problem(); },0,0,0);
1888: foreach my $resource (@resources) {
1889: my $symb = $resource->symb;
1890: my $resource_data = $studentdata->{$symb};
1891: foreach my $part (@{$resource->parts()}) {
1.54 matthew 1892: $partscore = undef;
1893: my $weight = &Apache::lonnet::EXT('resource.'.$part.'.weight',
1.112 matthew 1894: $symb,
1.54 matthew 1895: $student->{'domain'},
1896: $student->{'username'},
1897: $student->{'section'});
1898: if (!defined($weight) || ($weight eq '')) {
1899: $weight=1;
1900: }
1901: #
1902: $max += $weight; # see the 'excused' branch below...
1903: $performance_length++; # one character per part
1904: $symbol = ' '; # default to space
1905: #
1.97 matthew 1906: my $awarded;
1.54 matthew 1907: if (exists($resource_data->{'resource.'.$part.'.awarded'})) {
1908: $awarded = $resource_data->{'resource.'.$part.'.awarded'};
1.67 matthew 1909: $awarded = 0 if (! $awarded);
1.97 matthew 1910: $hasdata = 1;
1.54 matthew 1911: }
1912: #
1913: $partscore = $weight*$awarded;
1.97 matthew 1914: if (! defined($awarded)) {
1915: $partscore = undef;
1916: }
1.54 matthew 1917: $score += $partscore;
1.63 matthew 1918: $symbol = $partscore;
1.70 matthew 1919: if (abs($symbol - sprintf("%.0f",$symbol)) < 0.001) {
1920: $symbol = sprintf("%.0f",$symbol);
1921: }
1.54 matthew 1922: if (length($symbol) > 1) {
1923: $symbol = '*';
1924: }
1925: if (exists($resource_data->{'resource.'.$part.'.solved'})) {
1926: my $status = $resource_data->{'resource.'.$part.'.solved'};
1927: if ($status eq 'excused') {
1928: $symbol = 'x';
1929: $max -= $weight; # Do not count 'excused' problems.
1930: }
1.97 matthew 1931: $hasdata = 1;
1.111 matthew 1932: } elsif (!exists($resource_data->{'resource.'.$part.'.awarded'})){
1.54 matthew 1933: # Unsolved. Did they try?
1934: if (exists($resource_data->{'resource.'.$part.'.tries'})){
1935: $symbol = '.';
1.97 matthew 1936: $hasdata = 1;
1.54 matthew 1937: } else {
1938: $symbol = ' ';
1939: }
1940: }
1941: #
1.60 matthew 1942: if (! defined($partscore)) {
1943: $partscore = $symbol;
1944: }
1945: push (@ScoreData,$partscore);
1946: #
1.54 matthew 1947: if ( ($links eq 'yes' && $symbol ne ' ') || ($links eq 'all')) {
1948: $symbol = '<a href="/adm/grades'.
1.112 matthew 1949: '?symb='.&Apache::lonnet::escape($symb).
1.54 matthew 1950: '&student='.$student->{'username'}.
1.64 albertel 1951: '&userdom='.$student->{'domain'}.
1.54 matthew 1952: '&command=submission">'.$symbol.'</a>';
1953: }
1.60 matthew 1954: $Str .= $symbol;
1.54 matthew 1955: }
1.97 matthew 1956: }
1957: if (! $hasdata && $score == 0) {
1958: $score = ' ';
1.54 matthew 1959: }
1960: return ($Str,$performance_length,$score,$max,\@ScoreData);
1.1 stredwic 1961: }
1.23 minaeibi 1962:
1.28 matthew 1963: #######################################################
1964: #######################################################
1.23 minaeibi 1965:
1.2 stredwic 1966: =pod
1967:
1968: =item &CreateLegend()
1969:
1970: This function returns a formatted string containing the legend for the
1971: chart. The legend describes the symbols used to represent grades for
1972: problems.
1973:
1974: =cut
1975:
1.28 matthew 1976: #######################################################
1977: #######################################################
1.2 stredwic 1978: sub CreateLegend {
1979: my $Str = "<p><pre>".
1.13 minaeibi 1980: " 1 correct by student in 1 try\n".
1981: " 7 correct by student in 7 tries\n".
1.12 minaeibi 1982: " * correct by student in more than 9 tries\n".
1.20 minaeibi 1983: " + correct by hand grading or override\n".
1.12 minaeibi 1984: " - incorrect by override\n".
1985: " . incorrect attempted\n".
1986: " # ungraded attempted\n".
1.13 minaeibi 1987: " not attempted (blank field)\n".
1.12 minaeibi 1988: " x excused".
1.17 minaeibi 1989: "</pre><p>";
1.2 stredwic 1990: return $Str;
1991: }
1992:
1.28 matthew 1993: #######################################################
1994: #######################################################
1995:
1.30 matthew 1996: =pod
1.2 stredwic 1997:
1998: =back
1999:
2000: =cut
2001:
1.28 matthew 2002: #######################################################
2003: #######################################################
1.2 stredwic 2004:
1.28 matthew 2005: 1;
1.2 stredwic 2006:
1.1 stredwic 2007: __END__
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