Annotation of loncom/interface/lonstatistics.pm, revision 1.148.2.6
1.1 albertel 1: # The LearningOnline Network with CAPA
2: #
1.148.2.6! raeburn 3: # $Id: lonstatistics.pm,v 1.148.2.5 2010/09/12 17:40:33 raeburn Exp $
1.1 albertel 4: #
5: # Copyright Michigan State University Board of Trustees
6: #
7: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
8: #
9: # LON-CAPA is free software; you can redistribute it and/or modify
10: # it under the terms of the GNU General Public License as published by
11: # the Free Software Foundation; either version 2 of the License, or
12: # (at your option) any later version.
13: #
14: # LON-CAPA is distributed in the hope that it will be useful,
15: # but WITHOUT ANY WARRANTY; without even the implied warranty of
16: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17: # GNU General Public License for more details.
18: #
19: # You should have received a copy of the GNU General Public License
20: # along with LON-CAPA; if not, write to the Free Software
21: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22: #
23: # /home/httpd/html/adm/gpl.txt
24: #
25: # http://www.lon-capa.org/
26: #
27: # (Navigate problems for statistical reports
1.14 minaeibi 28: #
1.1 albertel 29: ###
30:
1.59 matthew 31:
32:
1.55 minaeibi 33: package Apache::lonstatistics;
1.1 albertel 34:
1.30 stredwic 35: use strict;
1.1 albertel 36: use Apache::Constants qw(:common :http);
1.61 matthew 37: use vars qw(
38: @FullClasslist
39: @Students
1.130 raeburn 40: @Sections
41: @Groups
1.61 matthew 42: %StudentData
43: @StudentDataOrder
44: @SelectedStudentData
1.94 matthew 45: $enrollment_status);
1.61 matthew 46:
1.123 albertel 47: use Apache::lonnet;
1.1 albertel 48: use Apache::lonhomework;
1.12 minaeibi 49: use Apache::loncommon;
1.29 stredwic 50: use Apache::loncoursedata;
51: use Apache::lonhtmlcommon;
1.97 matthew 52: use Apache::lonmysql;
53: use Apache::lonlocal;
1.135 raeburn 54: use Apache::longroup;
1.97 matthew 55: use Time::HiRes;
56: #
57: # Statistics Packages
1.61 matthew 58: use Apache::lonproblemanalysis();
1.89 matthew 59: use Apache::lonsubmissiontimeanalysis();
1.94 matthew 60: use Apache::loncorrectproblemplot();
1.61 matthew 61: use Apache::lonproblemstatistics();
62: use Apache::lonstudentassessment();
1.49 stredwic 63: use Apache::lonpercentage;
1.97 matthew 64: use Apache::lonstudentsubmissions();
1.104 matthew 65: use Apache::lonsurveyreports();
1.128 albertel 66: use Apache::longradinganalysis();
1.136 www 67: use LONCAPA;
1.60 matthew 68:
69: #
70: # Classlist variables
71: #
1.59 matthew 72: my $curr_student;
73: my $prev_student;
74: my $next_student;
75:
1.61 matthew 76:
1.59 matthew 77: sub clear_classlist_variables {
78: undef(@FullClasslist);
79: undef(@Students);
80: undef(@Sections);
1.130 raeburn 81: undef(@Groups);
1.61 matthew 82: undef(%StudentData);
83: undef(@SelectedStudentData);
1.59 matthew 84: undef($curr_student);
85: undef($prev_student);
86: undef($next_student);
87: }
88:
1.130 raeburn 89:
1.59 matthew 90: sub PrepareClasslist {
91: my %Sections;
92: &clear_classlist_variables();
93: #
94: # Retrieve the classlist
1.123 albertel 95: my $cid = $env{'request.course.id'};
96: my $cdom = $env{'course.'.$cid.'.domain'};
97: my $cnum = $env{'course.'.$cid.'.num'};
1.125 albertel 98: my ($classlist,$field_names) = &Apache::loncoursedata::get_classlist($cdom,
99: $cnum);
1.119 matthew 100: my @selected_sections = &get_selected_sections();
1.130 raeburn 101: my @selected_groups = &get_selected_groups();
1.61 matthew 102: #
1.69 matthew 103: # Deal with instructors with restricted section access
1.123 albertel 104: if ($env{'request.course.sec'} !~ /^\s*$/) {
105: @selected_sections = ($env{'request.course.sec'});
1.69 matthew 106: }
107: #
1.61 matthew 108: # Set up %StudentData
1.130 raeburn 109: @StudentDataOrder = qw/fullname username domain id section status groups comments/;
1.61 matthew 110: foreach my $field (@StudentDataOrder) {
1.108 matthew 111: $StudentData{$field}->{'title'} = &mt($field);
112: $StudentData{$field}->{'base_width'} = length(&mt($field));
1.61 matthew 113: $StudentData{$field}->{'width'} =
114: $StudentData{$field}->{'base_width'};
115: }
1.59 matthew 116: #
1.68 matthew 117: # get the status requested
1.94 matthew 118: $enrollment_status = 'Active';
1.123 albertel 119: $enrollment_status = $env{'form.Status'} if (exists($env{'form.Status'}));
1.68 matthew 120: #
1.130 raeburn 121: # Get groupmembership
1.133 albertel 122: my ($classgroups,$studentgroups);
1.135 raeburn 123: my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum);
1.133 albertel 124: if (%curr_groups) {
1.130 raeburn 125: ($classgroups,$studentgroups) =
1.133 albertel 126: &Apache::loncoursedata::get_group_memberships($classlist,
1.134 raeburn 127: $field_names,
1.133 albertel 128: $cdom,$cnum);
1.130 raeburn 129: }
130: my $now = time;
131:
1.59 matthew 132: # Process the classlist
133: while (my ($student,$student_data) = each (%$classlist)) {
134: my $studenthash = ();
135: for (my $i=0; $i< scalar(@$field_names);$i++) {
1.61 matthew 136: my $field = $field_names->[$i];
137: # Store the data
138: $studenthash->{$field}=$student_data->[$i];
139: # Keep track of the width of the fields
140: next if (! exists($StudentData{$field}));
1.63 matthew 141: my $length = length($student_data->[$i]);
1.61 matthew 142: if ($StudentData{$field}->{'width'} < $length) {
143: $StudentData{$field}->{'width'} = $length;
144: }
1.59 matthew 145: }
1.130 raeburn 146: my @studentsgroups = &Apache::loncoursedata::get_students_groups
147: ($student,$enrollment_status,
148: $classgroups);
149: if (@studentsgroups) {
150: $studenthash->{'groups'} = join(', ',@studentsgroups);
151: $studenthash->{'groupref'} = \@studentsgroups;
152: } else {
153: $studenthash->{'groups'} = 'none';
154: $studenthash->{'groupref'} = [];
155: }
1.59 matthew 156: push (@FullClasslist,$studenthash);
157: #
158: # Build up a list of sections
159: my $section = $studenthash->{'section'};
1.60 matthew 160: if (! defined($section) || $section =~/^\s*$/ || $section == -1) {
161: $studenthash->{'section'} = 'none';
162: $section = $studenthash->{'section'};
163: }
1.59 matthew 164: $Sections{$section}++;
165: #
166: # Only put in the list those students we are interested in
1.119 matthew 167: foreach my $sect (@selected_sections) {
1.68 matthew 168: if ( (($sect eq 'all') ||
169: ($section eq $sect)) &&
1.94 matthew 170: (($studenthash->{'status'} eq $enrollment_status) ||
171: ($enrollment_status eq 'Any'))
1.68 matthew 172: ){
1.130 raeburn 173: my $groupcheck = 0;
1.131 albertel 174: if (grep(/^all$/,@selected_groups)) {
175: push(@Students,$studenthash);
1.130 raeburn 176: last;
1.131 albertel 177: } elsif (grep(/^none$/,@selected_groups)) {
1.130 raeburn 178: if ($studenthash->{'groups'} eq 'none') {
1.131 albertel 179: push(@Students,$studenthash);
1.130 raeburn 180: last;
181: }
182: } else {
183: foreach my $group (@selected_groups) {
1.131 albertel 184: if (grep(/^$group$/,@studentsgroups)) {
185: push(@Students,$studenthash);
1.130 raeburn 186: $groupcheck = 1;
187: last;
188: }
189: }
190: if ($groupcheck) {
191: last;
192: }
193: }
1.60 matthew 194: }
1.59 matthew 195: }
196: }
197: #
198: # Put the consolidated section data in the right place
1.123 albertel 199: if ($env{'request.course.sec'} !~ /^\s*$/) {
200: @Sections = ($env{'request.course.sec'});
1.69 matthew 201: } else {
1.138 albertel 202: @Sections = sort {
203: if ($a == $a && $b == $b ) { return $a <=> $b; }
204: return $a cmp $b;
205: } keys(%Sections);
206:
1.69 matthew 207: unshift(@Sections,'all'); # Put 'all' at the front of the list
208: }
1.130 raeburn 209: # Sort the groups
210: @Groups = sort {$a cmp $b} keys(%{$studentgroups});
211: unshift(@Groups,'all'); # Put 'all' at the front of the list
212:
1.59 matthew 213: #
214: # Sort the Students
215: my $sortby = 'fullname';
1.123 albertel 216: $sortby = $env{'form.sort'} if (exists($env{'form.sort'}));
1.127 albertel 217: my @TmpStudents = sort { lc($a->{$sortby}) cmp lc($b->{$sortby}) ||
1.126 albertel 218: lc($a->{'fullname'}) cmp lc($b->{'fullname'}) ||
219: lc($a->{'username'}) cmp lc($b->{'username'}) } @Students;
1.60 matthew 220: @Students = @TmpStudents;
1.59 matthew 221: #
222: # Now deal with that current student thing....
1.72 matthew 223: $curr_student = undef;
1.123 albertel 224: if (exists($env{'form.SelectedStudent'})) {
1.59 matthew 225: my ($current_uname,$current_dom) =
1.123 albertel 226: split(':',$env{'form.SelectedStudent'});
1.59 matthew 227: my $i;
228: for ($i = 0; $i<=$#Students; $i++) {
229: next if (($Students[$i]->{'username'} ne $current_uname) ||
230: ($Students[$i]->{'domain'} ne $current_dom));
1.60 matthew 231: $curr_student = $Students[$i];
1.59 matthew 232: last; # If we get here, we have our student.
233: }
1.72 matthew 234: if (defined($curr_student)) {
235: if ($i == 0) {
236: $prev_student = undef;
237: } else {
238: $prev_student = $Students[$i-1];
239: }
240: if ($i == $#Students) {
241: $next_student = undef;
242: } else {
243: $next_student = $Students[$i+1];
244: }
1.59 matthew 245: }
246: }
1.61 matthew 247: #
1.123 albertel 248: if (exists($env{'form.StudentData'})) {
1.124 albertel 249: @SelectedStudentData =
250: &Apache::loncommon::get_env_multiple('form.StudentData');
1.61 matthew 251: } else {
1.72 matthew 252: @SelectedStudentData = ('username');
1.61 matthew 253: }
254: foreach (@SelectedStudentData) {
255: if ($_ eq 'all') {
256: @SelectedStudentData = ('all');
257: last;
258: }
259: }
260: #
261: return;
262: }
263:
1.119 matthew 264:
265: sub get_selected_sections {
1.124 albertel 266: my @selected_sections =
267: &Apache::loncommon::get_env_multiple('form.Section');
1.119 matthew 268: @selected_sections = ('all') if (! @selected_sections);
269: foreach (@selected_sections) {
270: if ($_ eq 'all') {
271: @selected_sections = ('all');
272: }
273: }
274: #
275: # Deal with instructors with restricted section access
1.123 albertel 276: if ($env{'request.course.sec'} !~ /^\s*$/) {
277: @selected_sections = ($env{'request.course.sec'});
1.119 matthew 278: }
279: return @selected_sections;
280: }
281:
1.144 jms 282:
1.130 raeburn 283: sub get_selected_groups {
284: my @selected_groups =
285: &Apache::loncommon::get_env_multiple('form.Group');
286: @selected_groups = ('all') if (! @selected_groups);
287: foreach my $grp (@selected_groups) {
288: if ($grp eq 'all') {
289: @selected_groups = ('all');
290: last;
291: }
292: }
293: return @selected_groups;
294: }
295:
1.122 matthew 296:
1.119 matthew 297:
298: sub section_and_enrollment_description {
1.122 matthew 299: my ($mode) = @_;
300: if (! defined($mode)) { $mode = 'localized'; }
1.119 matthew 301: my @sections = &Apache::lonstatistics::get_selected_sections();
1.130 raeburn 302: my @groups = &Apache::lonstatistics::get_selected_groups();
1.122 matthew 303: my $description;
304: if ($mode eq 'localized') {
1.137 raeburn 305: $description = &mt('Unable to determine section, groups and access status');
1.122 matthew 306: } elsif ($mode eq 'plaintext') {
1.137 raeburn 307: $description = 'Unable to determine section, groups and access status';
1.122 matthew 308: } else {
309: $description = 'Bad parameter passed to lonstatistics::section_and_enrollment_description';
310: &Apache::lonnet::logthis($description);
311: }
1.130 raeburn 312: $description = §ion_or_group_text($mode,'section',@sections).
1.131 albertel 313: ' '.§ion_or_group_text($mode,'group',@groups);
1.130 raeburn 314: if ($mode eq 'localized') {
1.142 bisitz 315: $description .= ' '.&mt($env{'form.Status'}.' access status.');
1.130 raeburn 316: } elsif ($mode eq 'plaintext') {
1.137 raeburn 317: $description .= ' '.$env{'form.Status'}.' access status.';
1.130 raeburn 318: }
319: return $description;
320: }
321:
1.144 jms 322:
323:
1.130 raeburn 324:
325: sub section_or_group_text {
326: my ($mode,$type,@items) = @_;
327: my $text;
328: my %phrases = ();
329: %{$phrases{'section'}} = (
330: single => 'Section',
331: all => 'All sections',
332: plural => 'Sections',
333: );
334: %{$phrases{'group'}} = (
335: single => 'Group',
336: all => 'All groups',
337: plural => 'Groups',
338: );
339: if (scalar(@items) == 1 && $items[0] ne 'all') {
1.122 matthew 340: if ($mode eq 'localized') {
1.142 bisitz 341: $text = &mt($phrases{$type}{single}.' [_1].',$items[0]);
1.122 matthew 342: } elsif ($mode eq 'plaintext') {
1.130 raeburn 343: $text = $phrases{$type}{single}.' '.$items[0].'.';
344:
1.122 matthew 345: }
1.130 raeburn 346: } elsif (scalar(@items) && $items[0] eq 'all') {
1.122 matthew 347: if ($mode eq 'localized') {
1.142 bisitz 348: $text = &mt($phrases{$type}{all}.'.');
1.122 matthew 349: } elsif ($mode eq 'plaintext') {
1.130 raeburn 350: $text = $phrases{$type}{all}.'.';
1.122 matthew 351: }
1.130 raeburn 352: } elsif (scalar(@items)) {
353: my $lastitem = pop(@items);
1.122 matthew 354: if ($mode eq 'localized') {
1.142 bisitz 355: $text = &mt($phrases{$type}{plural}.' [_1] and [_2].',
1.130 raeburn 356: join(', ',@items),$lastitem);
1.122 matthew 357: } elsif ($mode eq 'plaintext') {
1.130 raeburn 358: $text = $phrases{$type}{plural}.' '.join(', ',@items).' and '.
359: $lastitem.'.';
1.122 matthew 360: }
1.119 matthew 361: }
1.130 raeburn 362: return $text;
1.119 matthew 363: }
1.71 matthew 364:
365:
366: sub get_students {
367: if (! @Students) {
368: &PrepareClasslist()
369: }
370: return @Students;
371: }
372:
1.61 matthew 373:
374:
375: sub current_student {
1.72 matthew 376: return $curr_student;
1.61 matthew 377: }
378:
379:
380:
381: sub previous_student {
1.72 matthew 382: return $prev_student;
1.59 matthew 383: }
384:
1.61 matthew 385:
386:
387: sub next_student {
1.72 matthew 388: return $next_student;
1.61 matthew 389: }
1.60 matthew 390:
391:
392:
1.61 matthew 393: sub StudentDataSelect {
394: my ($elementname,$status,$numvisible)=@_;
395: if ($numvisible < 1) {
396: return;
397: }
398: #
399: # Build the form element
400: my $Str = "\n";
401: $Str .= '<select name="'.$elementname.'" ';
402: if ($status ne 'single') {
1.147 bisitz 403: $Str .= 'multiple="multiple" ';
1.61 matthew 404: }
405: $Str .= 'size="'.$numvisible.'" >'."\n";
406: #
407: # Deal with 'all'
408: $Str .= ' <option value="all" ';
409: foreach (@SelectedStudentData) {
410: if ($_ eq 'all') {
411: $Str .= 'selected ';
412: last;
413: }
414: }
415: $Str .= ">all</option>\n";
416: #
417: # Loop through the student data fields
418: foreach my $item (@StudentDataOrder) {
419: $Str .= ' <option value="'.$item.'" ';
420: foreach (@SelectedStudentData) {
421: if ($item eq $_ ) {
422: $Str .= 'selected ';
423: last;
424: }
425: }
426: $Str .= '>'.$item."</option>\n";
427: }
428: $Str .= "</select>\n";
429: return $Str;
1.60 matthew 430: }
431:
1.115 matthew 432:
433:
434: sub get_selected_maps {
435: my ($elementname) = @_;
1.124 albertel 436: my @selected_maps =
437: &Apache::loncommon::get_env_multiple('form.'.$elementname);
438: @selected_maps = ('all') if (! @selected_maps);
1.118 matthew 439: foreach my $map (@selected_maps) {
440: if ($map eq 'all') {
441: @selected_maps = ('all');
442: last;
443: }
444: }
1.115 matthew 445: return @selected_maps;
446: }
447:
448:
449:
450:
1.116 matthew 451: sub selected_sequences_with_assessments {
1.115 matthew 452: my ($mode) = @_;
453: $mode = 'selected' if (! defined($mode));
454: my $navmap = Apache::lonnavmaps::navmap->new();
455: if (!defined($navmap)) {
456: return ('Can not open Coursemap');
457: }
458: #
1.148.2.5 raeburn 459: my $mapurl;
460: if (&Apache::loncommon::needs_gci_custom()) {
461: my $cid = $env{'request.course.id'};
462: if ($cid) {
463: $mapurl = '/uploaded/'.$env{'course.'.$cid.'.domain'}.'/'.$env{'course.'.$cid.'.num'}.'/default_1261144274.sequence';
464: }
465: }
466: my @sequences = $navmap->retrieveResources($mapurl,
1.115 matthew 467: sub { shift->is_map(); },1,0,1);
1.148.2.5 raeburn 468: unless (&Apache::loncommon::needs_gci_custom()) {
469: my $toplevelseq = $navmap->getById('0.0');
470: if (!grep(/^\Q$toplevelseq\E$/,@sequences)) {
471: unshift(@sequences,$toplevelseq);
472: }
1.139 raeburn 473: }
474:
1.115 matthew 475: my @sequences_with_assessments;
1.139 raeburn 476: foreach my $sequence (@sequences) {
1.120 matthew 477: if ($navmap->hasResource($sequence,sub { shift->is_problem(); },0,1)){
1.115 matthew 478: push(@sequences_with_assessments,$sequence);
479: }
480: }
481: #
482: my @sequences_to_show;
483: foreach my $sequence (@sequences_with_assessments) {
484: if ($mode eq 'all') {
485: push (@sequences_to_show,$sequence);
486: } elsif ($mode eq 'selected') {
1.116 matthew 487: foreach my $map_symb (&get_selected_maps('Maps')) {
1.115 matthew 488: if ($sequence->symb eq $map_symb || $map_symb eq 'all'){
489: push (@sequences_to_show,$sequence);
490: last; # Only put it in once
491: }
492: }
493: }
494:
495: }
496: return $navmap,@sequences_to_show;
497: }
498:
1.60 matthew 499:
1.115 matthew 500: sub map_select {
501: my ($elementname,$status,$numvisible)=@_;
1.60 matthew 502: if ($numvisible < 1) {
503: return;
504: }
505: #
506: # Set up array of selected items
1.115 matthew 507: my @selected_maps = &get_selected_maps($elementname);
1.60 matthew 508: #
509: # Build the form element
1.115 matthew 510: my $form = "\n";
511: $form .= '<select name="'.$elementname.'" ';
1.60 matthew 512: if ($status ne 'single') {
1.147 bisitz 513: $form .= 'multiple="multiple" ';
1.60 matthew 514: }
1.115 matthew 515: $form .= 'size="'.$numvisible.'" >'."\n";
1.148.2.5 raeburn 516: unless (&Apache::loncommon::needs_gci_custom()) {
517: #
518: # Put in option for 'all'
519: $form .= ' <option value="all" ';
520: if ($selected_maps[0] eq 'all') {
521: $form .= 'selected ';
522: }
523: $form .= ">all</option>\n";
1.61 matthew 524: }
525: #
1.60 matthew 526: # Loop through the sequences
1.117 matthew 527: my @sequences = &selected_sequences_with_assessments('all');
1.115 matthew 528: my $navmap;
529: if (!ref($sequences[0])) {
530: return $sequences[0];
531: } else {
532: $navmap = shift(@sequences);
533: }
534: foreach my $seq (@sequences){
535: $form .= ' <option value="'.$seq->symb.'" ';
1.148.2.5 raeburn 536: if ((&Apache::loncommon::needs_gci_custom()) && (@selected_maps == 1)) {
537: $form .= 'selected ';
538: } else {
539: foreach (@selected_maps) {
540: if ($seq->symb eq $_) {
541: $form .= 'selected ';
542: last;
543: }
1.60 matthew 544: }
545: }
1.115 matthew 546: $form .= '>'.$seq->compTitle."</option>\n";
1.60 matthew 547: }
1.115 matthew 548: $form .= "</select>\n";
549: return $form;
1.60 matthew 550: }
551:
552:
553: sub SectionSelect {
554: my ($elementname,$status,$numvisible)=@_;
555: if ($numvisible < 1) {
556: return;
557: }
558: #
1.71 matthew 559: # Make sure we have the data we need to continue
560: if (! @Sections) {
561: &PrepareClasslist()
562: }
563: #
1.60 matthew 564: # Build the form element
565: my $Str = "\n";
566: $Str .= '<select name="'.$elementname.'" ';
567: if ($status ne 'single') {
1.147 bisitz 568: $Str .= 'multiple="multiple" ';
1.60 matthew 569: }
570: $Str .= 'size="'.$numvisible.'" >'."\n";
571: #
572: # Loop through the sequences
573: foreach my $s (@Sections) {
574: $Str .= ' <option value="'.$s.'" ';
1.119 matthew 575: foreach (&get_selected_sections()) {
1.61 matthew 576: if ($s eq $_) {
1.60 matthew 577: $Str .= 'selected ';
578: last;
579: }
580: }
581: $Str .= '>'.$s."</option>\n";
582: }
583: $Str .= "</select>\n";
584: return $Str;
1.80 matthew 585: }
586:
1.144 jms 587:
1.130 raeburn 588: sub GroupSelect {
589: my ($elementname,$status,$numvisible)=@_;
590: if ($numvisible < 1) {
591: return;
592: }
593: #
594: # Make sure we have the data we need to continue
595: if (! @Groups) {
596: &PrepareClasslist();
597: }
598: #
599: # Build the form element
600: my $Str = "\n";
601: $Str .= '<select name="'.$elementname.'" ';
602: if ($status ne 'single') {
1.147 bisitz 603: $Str .= 'multiple="multiple" ';
1.130 raeburn 604: }
605: $Str .= 'size="'.$numvisible.'" >'."\n";
606: #
607: # Loop through the groups
608: foreach my $s (@Groups) {
609: $Str .= ' <option value="'.$s.'" ';
610: foreach my $group (&get_selected_groups()) {
611: if ($s eq $group) {
612: $Str .= 'selected ';
613: last;
614: }
615: }
616: $Str .= '>'.$s."</option>\n";
617: }
618: $Str .= "</select>\n";
619: }
620:
621:
1.144 jms 622:
623:
1.60 matthew 624: sub DisplayClasslist {
625: my ($r)=@_;
1.107 matthew 626: &Apache::lonhtmlcommon::add_breadcrumb
627: ({text=>'Select One Student'});
1.60 matthew 628: #
1.105 matthew 629: # Output some of the standard interface components
630: my $Str;
1.132 albertel 631: $Str .= &Apache::lonhtmlcommon::breadcrumbs('Select One Student');
1.105 matthew 632: $Str .= '<p><table cellspacing="5">'."\n";
633: $Str .= '<tr>';
634: $Str .= '<th align="center"><b>'.&mt('Sections').'</b></th>';
1.130 raeburn 635: $Str .= '<th align="center"><b>'.&mt('Groups').'</b></th>';
1.137 raeburn 636: $Str .= '<th align="center"><b>'.&mt('Access Status').'</b></th>';
1.105 matthew 637: $Str .= '</tr>'.$/;
638: $Str .= '<tr>';
639: $Str .= '<td>'.
640: &Apache::lonstatistics::SectionSelect('Section','multiple',5).
641: '</td>';
1.130 raeburn 642: $Str .= '<td>'.
643: &Apache::lonstatistics::GroupSelect('Group','multiple',5).
644: '</td>';
1.105 matthew 645: $Str .= '<td>'.
646: &Apache::lonhtmlcommon::StatusOptions(undef,undef,5).
647: '</td>';
648:
649: $Str .= '</tr>'.$/;
650: $Str .= '</table></p>';
651: $Str .= '<input type="submit" name="selectstudent" value="'.
652: &mt('Update Display').'" />';
653: $r->print($Str);
654: $r->rflush();
655: #
1.130 raeburn 656: my @Fields = ('fullname','username','domain','id','section','status','groups');
1.60 matthew 657: #
1.105 matthew 658: $Str = '';
1.119 matthew 659: my @selected_sections = &get_selected_sections();
1.78 matthew 660: if (! @Students) {
1.119 matthew 661: if ($selected_sections[0] eq 'all') {
1.141 bisitz 662: if (lc($env{'form.Status'}) eq 'active') {
663: $Str .= '<p class="LC_info">'.
1.106 matthew 664: &mt('There are no currently enrolled students in the course.').
1.141 bisitz 665: '</p>';
1.123 albertel 666: } elsif (lc($env{'form.Status'}) eq 'expired') {
1.141 bisitz 667: $Str .= '<p class="LC_info">'.
1.106 matthew 668: &mt('There are no previously enrolled students in the course.').
1.141 bisitz 669: '</p>';
670: } elsif (lc($env{'form.Status'}) eq 'future') {
671: $Str .= '<p class="LC_info">'.
672: &mt('There are no students with future access in the course.').
673: '</p>';
674: } else { # 'any' and any others
675: $Str .= '<p class="LC_info">'.
676: &mt('There are no students in the course.').
677: '</p>';
1.78 matthew 678: }
679: } else {
1.141 bisitz 680: if (lc($env{'form.Status'}) eq 'active') {
681: $Str .= '<p class="LC_info">'.
1.106 matthew 682: &mt('There are no currently enrolled students in the selected sections.').
1.141 bisitz 683: '</p>';
1.123 albertel 684: } elsif (lc($env{'form.Status'}) eq 'expired') {
1.141 bisitz 685: $Str .= '<p class="LC_info">'.
1.106 matthew 686: &mt('There are no previously enrolled students in the selected sections.').
1.141 bisitz 687: '</p>';
688: } elsif (lc($env{'form.Status'}) eq 'future') {
689: $Str .= '<p class="LC_info">'.
690: &mt('There are no students with future access in the selected sections.').
691: '</p>';
692: } else { # 'any' and any others
693: $Str .= '<p class="LC_info">'.
694: &mt('There are no students in the selected sections.').
695: '</p>';
1.78 matthew 696: }
697: }
1.141 bisitz 698: $Str.= '<p>'
699: .'<a href="/adm/statistics?reportSelected=student_assessment">'
700: .&mt('Return to the chart').'</a>'
701: .'</p>';
1.78 matthew 702: $r->print($Str);
703: $r->rflush();
704: return;
705: }
706:
1.141 bisitz 707: $Str .= '<h2>'.&mt('Select One Student').'</h2>'
708: .'<p>'.&mt("Click on a student's name or username to view their chart").'</p>'
709: .&Apache::loncommon::start_data_table()
710: .&Apache::loncommon::start_data_table_header_row();
1.60 matthew 711: foreach my $field (@Fields) {
1.101 matthew 712: $Str .= '<th><a href="/adm/statistics?'.
713: 'reportSelected=student_assessment&'.
714: 'selectstudent=1&'.
1.106 matthew 715: 'sort='.$field.'">'.&mt($field).
1.60 matthew 716: '</a></th>';
717: }
1.141 bisitz 718: $Str .= &Apache::loncommon::end_data_table_header_row();
1.60 matthew 719: #
1.65 matthew 720: foreach my $student (@Students) { # @Students is a package variable
1.60 matthew 721: my $sname = $student->{'username'}.':'.$student->{'domain'};
1.141 bisitz 722: $Str .= &Apache::loncommon::start_data_table_row();
1.60 matthew 723: #
724: foreach my $field (@Fields) {
725: $Str .= '<td>';
1.78 matthew 726: if ($field eq 'fullname' || $field eq 'username') {
1.60 matthew 727: $Str .= '<a href="/adm/statistics?reportSelected=';
1.136 www 728: $Str .= &escape('student_assessment');
729: $Str .= '&sort='.&escape($env{'form.sort'});
1.72 matthew 730: $Str .= '&SelectedStudent=';
1.136 www 731: $Str .= &escape($sname).'">';
1.146 bisitz 732: $Str .= $student->{$field}.' ';
1.60 matthew 733: $Str .= '</a>';
1.106 matthew 734: } elsif ($field eq 'status') {
735: $Str .= &mt($student->{$field});
1.60 matthew 736: } else {
737: $Str .= $student->{$field};
738: }
739: $Str .= '</td>';
740: }
1.141 bisitz 741: $Str .= &Apache::loncommon::end_data_table_row();
1.60 matthew 742: }
1.141 bisitz 743: $Str .= &Apache::loncommon::end_data_table();
1.60 matthew 744: #
745: $r->print($Str);
746: $r->rflush();
747: #
748: return;
749: }
750:
1.144 jms 751:
752:
1.33 stredwic 753: sub CreateMainMenu {
1.65 matthew 754: #
1.85 matthew 755: # Define menu data
1.145 diwert 756: my @reports = (
757: {categorytitle => 'Statistics and Analyses',
758: items => [
759: {url => '/adm/statistics?reportSelected=problem_statistics',
760: permission => 'F',
761: icon => 'document-open.png',
762: linktext => ('Overall Problem Statistics'),
763: linktitle => ('Student performance statistics on all problems.')},
764:
765: {url => '/adm/statistics?reportSelected=problem_analysis',
766: permission => 'F',
767: icon => 'edit-find.png',
768: linktext => ('Detailed Problem Analysis'),
769: linktitle => ('Detailed statistics and graphs of student performance on problems.')},
770: ]},
771: {categorytitle => 'Plots',
772: items => [
773: {url => '/adm/statistics?reportSelected=submissiontime_analysis',
774: permission => 'F',
775: icon => 'subtimpl.png',
776: linktext => ('Submission Time Plots'),
777: linktitle => ('Display and analysis of submission times on assessments.')},
778:
779: {url => '/adm/statistics?reportSelected=correct_problems_plot',
780: permission => 'F',
781: icon => 'coprplot.png',
782: linktext => ('Correct Problems Plot'),
783: linktitle => ('Display a histogram of student performance in the course.')},
1.148.2.3 raeburn 784: ]});
1.148.2.4 raeburn 785: if (&Apache::loncommon::needs_gci_custom()) {
786: push(@reports,
787: {categorytitle => 'Reports',
788: items => [
789: {url => '/adm/statistics?reportSelected=student_submission_reports',
790: permission => 'F',
791: icon => 'edit-copy.png',
792: linktext => ('Student Submission Reports'),
793: linktitle => ('Prepare reports of student submissions.')},
794: ]});
795: } else {
1.148.2.3 raeburn 796: push(@reports,
1.145 diwert 797: {categorytitle => 'Reports',
798: items => [
799: {url => '/adm/statistics?reportSelected=student_submission_reports',
800: permission => 'F',
801: icon => 'edit-copy.png',
802: linktext => ('Student Submission Reports'),
803: linktitle => ('Prepare reports of student submissions.')},
804:
805: {url => '/adm/statistics?reportSelected=survey_reports',
806: permission => 'F',
807: icon => 'docs.png',
808: linktext => ('Survey Reports'),
809: linktitle => ('Prepare reports on survey results.')},
810: ]});
1.148.2.3 raeburn 811: }
1.145 diwert 812:
813: return &Apache::lonhtmlcommon::generate_menu(@reports);
814:
1.33 stredwic 815: }
816:
1.144 jms 817:
818:
1.1 albertel 819: sub handler {
1.31 minaeibi 820: my $r=shift;
1.65 matthew 821: my $c = $r->connection();
822: #
823: # Check for overloading
1.51 www 824: my $loaderror=&Apache::lonnet::overloaderror($r);
825: if ($loaderror) { return $loaderror; }
826: $loaderror=
827: &Apache::lonnet::overloaderror($r,
1.123 albertel 828: $env{'course.'.$env{'request.course.id'}.'.home'});
1.51 www 829: if ($loaderror) { return $loaderror; }
1.65 matthew 830: #
831: # Check for access
1.123 albertel 832: if (! &Apache::lonnet::allowed('vgr',$env{'request.course.id'})) {
833: $env{'user.error.msg'}=
1.69 matthew 834: $r->uri.":vgr:0:0:Cannot view grades for complete course";
835: if (! &Apache::lonnet::allowed('vgr',
1.123 albertel 836: $env{'request.course.id'}.'/'.$env{'request.course.sec'})) {
837: $env{'user.error.msg'}=
1.69 matthew 838: $r->uri.":vgr:0:0:Cannot view grades with given role";
839: return HTTP_NOT_ACCEPTABLE;
840: }
1.27 stredwic 841: }
1.65 matthew 842: #
843: # Send the header
1.92 www 844: &Apache::loncommon::no_cache($r);
845: &Apache::loncommon::content_type($r,'text/html');
1.27 stredwic 846: $r->send_http_header;
1.92 www 847: if ($r->header_only) { return OK; }
1.148.2.1 raeburn 848: my $gcicustom = &Apache::loncommon::needs_gci_custom();
849: if ($gcicustom) {
850: my $now = time;
1.148.2.2 raeburn 851: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
852: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
1.148.2.1 raeburn 853: my $courseopt=&Apache::lonnet::get_courseresdata($cnum,$cdom);
854: my $duedate = $courseopt->{$env{'request.course.id'}.'.0.duedate'};
855: if ((!$duedate) || ($duedate > $now)) {
1.148.2.6! raeburn 856: my $brcrum = [{href=> '/adm/statistics',
! 857: text=> 'Statistics',}];
! 858: my $args = {bread_crumbs => $brcrum,
! 859: bread_crumbs_component => 'Statistics Main Page'};
! 860: $r->print(&Apache::loncommon::start_page('Course Statistics',undef,$args));
1.148.2.1 raeburn 861: $r->print('<h3>'.&mt('Display of statistics').'</h3>');
862: if ($duedate > $now) {
863: $r->print('<p>'.&mt('Aggregate test performance data will be available after the Concept Test end date: [_1].',
1.148.2.2 raeburn 864: &Apache::lonlocal::locallocaltime($duedate)).'</p>');
1.148.2.1 raeburn 865: } else {
866: $r->print('<p>'.
867: &mt('Aggregate test performance data unavailable without definition of an end date for the Concept Test.').'</p>');
868: }
869: $r->print(&Apache::loncommon::end_page());
870: return OK;
871: }
1.148.2.2 raeburn 872: }
1.148.2.1 raeburn 873:
1.65 matthew 874: #
875: # Extract form elements from query string
1.60 matthew 876: &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
1.65 matthew 877: ['sort','reportSelected',
1.72 matthew 878: 'SelectedStudent']);
1.65 matthew 879: #
880: # Give the LON-CAPA page header
1.109 matthew 881: my $style = <<ENDSTYLE;
882: <style type="text/css">
883: ul.sub_studentans { list-style-type: none }
884: ul.sub_correctans { list-style-type: none }
1.110 matthew 885: tr.even { background-color: \#CCCCCC }
886: td.essay { border: 1px solid gray; }
1.109 matthew 887: </style>
888: ENDSTYLE
1.129 albertel 889:
890: $r->print(&Apache::loncommon::start_page('Course Statistics and Charts',
891: $style));
1.65 matthew 892: $r->rflush();
1.85 matthew 893: #
894: # Either print out a menu for them or send them to a report
1.98 matthew 895: &Apache::lonhtmlcommon::clear_breadcrumbs();
896: &Apache::lonhtmlcommon::add_breadcrumb({href=>'/adm/statistics',
1.100 matthew 897: title=>'Statistics',
898: text =>'Statistics',
1.98 matthew 899: faq=>139,
900: bug=>'Statistics and Charts'});
1.123 albertel 901: if (! exists($env{'form.reportSelected'}) ||
902: $env{'form.reportSelected'} eq '') {
1.132 albertel 903: $r->print(&Apache::lonhtmlcommon::breadcrumbs('Statistics Main Page').
1.98 matthew 904: &CreateMainMenu());
1.85 matthew 905: } else {
1.65 matthew 906: #
1.85 matthew 907: if (! &Apache::lonmysql::verify_sql_connection()) {
908: my $serveradmin = $r->dir_config('lonAdmEMail');
1.140 bisitz 909: $r->print('<h2 class="LC_error">'.
1.85 matthew 910: &mt('Unable to connect to database!').
1.140 bisitz 911: '</h2>');
912: $r->print('<p>'
913: .&mt('Please notify the server administrator [_1]',
914: ,'<b>'.$serveradmin.'</b>')
915: .'</p>');
1.85 matthew 916: $r->print('<p>'.
917: &mt('Course Statistics and Charts cannot be '.
1.148 bisitz 918: 'retrieved until the database is restarted. '.
1.85 matthew 919: 'Your data is intact but cannot be displayed '.
920: 'at this time.').'</p>');
1.129 albertel 921: $r->print(&Apache::loncommon::end_page());
1.85 matthew 922: return;
923: }
924: #
925: # Clean out the caches
1.123 albertel 926: if (exists($env{'form.ClearCache'})) {
927: &Apache::loncoursedata::delete_caches($env{'requres.course.id'});
1.85 matthew 928: }
929: #
930: # Begin form output
931: $r->print('<form name="Statistics" ');
932: $r->print('method="post" action="/adm/statistics">');
933: $r->rflush();
934: #
1.123 albertel 935: my $GoToPage = $env{'form.reportSelected'};
1.90 matthew 936: #
1.85 matthew 937: $r->print('<input type="hidden" name="reportSelected" value="'.
938: $GoToPage.'">');
939: if($GoToPage eq 'activitylog') {
1.65 matthew 940: # &Apache::lonproblemstatistics::Activity();
1.85 matthew 941: } elsif($GoToPage eq 'problem_statistics') {
1.98 matthew 942: &Apache::lonhtmlcommon::add_breadcrumb
943: ({href=>'/adm/statistics?reportselected=problem_statistics',
1.100 matthew 944: text=>'Overall Problem Statistics'});
1.85 matthew 945: &Apache::lonproblemstatistics::BuildProblemStatisticsPage($r,$c);
946: } elsif($GoToPage eq 'problem_analysis') {
1.98 matthew 947: &Apache::lonhtmlcommon::add_breadcrumb
948: ({href=>'/adm/statistics?reportselected=problem_analysis',
1.100 matthew 949: text=>'Detailed Problem Analysis'});
1.85 matthew 950: &Apache::lonproblemanalysis::BuildProblemAnalysisPage($r,$c);
1.89 matthew 951: } elsif($GoToPage eq 'submissiontime_analysis') {
1.98 matthew 952: &Apache::lonhtmlcommon::add_breadcrumb
953: ({href=>
954: '/adm/statistics?reportselected=submissiontime_analysis',
1.100 matthew 955: text=>'Submission Time Plots'});
1.89 matthew 956: &Apache::lonsubmissiontimeanalysis::BuildSubmissionTimePage($r,$c);
1.97 matthew 957: } elsif($GoToPage eq 'student_submission_reports') {
1.98 matthew 958: &Apache::lonhtmlcommon::add_breadcrumb
1.148.2.3 raeburn 959: ({href=>
960: '/adm/statistics?reportselected=student_submission_reports',
961: text=>'Student Submission Reports'});
1.148.2.4 raeburn 962: &Apache::lonstudentsubmissions::BuildStudentSubmissionsPage($r,$c);
1.104 matthew 963: } elsif($GoToPage eq 'survey_reports') {
964: &Apache::lonhtmlcommon::add_breadcrumb
965: ({href=>
966: '/adm/statistics?reportselected=survey_reports',
967: text=>'Survey Reports'});
968: &Apache::lonsurveyreports::BuildSurveyReportsPage($r,$c);
1.94 matthew 969: } elsif($GoToPage eq 'correct_problems_plot') {
1.98 matthew 970: &Apache::lonhtmlcommon::add_breadcrumb
971: ({href=>'/adm/statistics?reportselected=correct_problems_plot',
1.100 matthew 972: text=>'Correct Problems Plot'});
1.94 matthew 973: &Apache::loncorrectproblemplot::BuildCorrectProblemsPage($r,$c);
1.85 matthew 974: } elsif($GoToPage eq 'student_assessment') {
1.98 matthew 975: &Apache::lonhtmlcommon::clear_breadcrumbs();
976: &Apache::lonhtmlcommon::add_breadcrumb
977: ({href=>'/adm/statistics?reportselected=student_assessment',
1.100 matthew 978: text=>'Chart'});
1.148.2.1 raeburn 979: if ($gcicustom) {
1.148.2.3 raeburn 980: $r->print(&mt('Only aggregate performance data are available for Concept Tests.'));
1.148.2.1 raeburn 981: } else {
982: &Apache::lonstudentassessment::BuildStudentAssessmentPage($r,$c);
983: }
1.128 albertel 984: } elsif($GoToPage eq 'grading_analysis') {
985: &Apache::lonhtmlcommon::add_breadcrumb
986: ({href=>'/adm/statistics?reportselected=grading_anaylsis',
987: text=>'Grading Analysis'});
988: &Apache::longradinganalysis::build_grading_analysis_page($r,$c);
989: }
1.85 matthew 990: #
991: $r->print("</form>\n");
1.65 matthew 992: }
1.129 albertel 993: $r->print(&Apache::loncommon::end_page());
1.65 matthew 994: $r->rflush();
995: #
1.27 stredwic 996: return OK;
1.1 albertel 997: }
1.65 matthew 998:
1.1 albertel 999: 1;
1.59 matthew 1000:
1.144 jms 1001: __END__
1.65 matthew 1002:
1.59 matthew 1003: =pod
1004:
1.144 jms 1005: =head1 NAME
1006:
1007: lonstatistics
1008:
1009: =head1 SYNOPSIS
1010:
1011: Main handler for statistics and chart.
1012:
1013: This is part of the LearningOnline Network with CAPA project
1014: described at http://www.lon-capa.org.
1015:
1016:
1017: =head1 PACKAGE VARIABLES
1018:
1019: =over
1020:
1021: =item @FullClasslist The full classlist
1022:
1023: =item @Students The students we are concerned with for this invocation
1024:
1025: =item @Sections The sections available in this class
1026:
1027: =item @Groups The groups available in the class
1028:
1029: =item $curr_student The student currently being examined
1030:
1031: =item $prev_student The student previous in the classlist
1032:
1033: =item $next_student The student next in the classlist
1034:
1035: =back
1036:
1037: =head1 SUBROUTINES
1038:
1039: =over
1040:
1041: =item &clear_classlist_variables()
1042:
1043: undef the following package variables:
1044:
1045: =over 4
1046:
1047: =item * @FullClasslist
1048:
1049: =item * @Students
1050:
1051: =item * @Sections
1052:
1053: =item * @Groups
1054:
1055: =item * %StudentData
1056:
1057: =item * @StudentDataOrder
1058:
1059: =item * @SelectedStudentData
1060:
1061: =item * $curr_student
1062:
1063: =item * $prev_student
1064:
1065: =item * $next_student
1066:
1067: =back
1068:
1069: =item &PrepareClasslist()
1070:
1071: Build up the classlist information. The classlist information is kept in
1072: the following package variables:
1073:
1074: =over 4
1075:
1076: =item * @FullClasslist
1077:
1078: =item * @Students
1079:
1080: =item * @Sections
1081:
1082: =item * @Groups
1083:
1084: =item * %StudentData
1085:
1086: =item * @SelectedStudentData
1087:
1088: =item * $curr_student
1089:
1090: =item * $prev_student
1091:
1092: =item * $next_student
1093:
1094: =back
1095:
1096: $curr_student, $prev_student, and $next_student may not be defined, depending
1097: upon the calling context.
1098:
1099: =item get_selected_sections()
1100:
1101: Returns an array of the selected sections
1102:
1103: =item get_selected_groups()
1104:
1105: Returns an array of the selected groups
1106:
1107: =item §ion_and_enrollment_description()
1108:
1109: Returns a string describing the currently selected section(s), group(s) and
1110: access status.
1111:
1112: Inputs: mode = 'plaintext' or 'localized' (defaults to 'localized')
1113: 'plaintext' is used for example in Excel spreadsheets.
1114: Returns: scalar description string.
1115:
1116: =item section_or_group_text()
1117:
1118: =item get_students()
1119:
1120: Returns a list of the selected students
1121:
1122: =item ¤t_student()
1123:
1124: Returns a pointer to a hash containing data about the currently
1125: selected student.
1126:
1127: =item &previous_student()
1128:
1129: Returns a pointer to a hash containing data about the student prior
1130: in the list of students. Or something.
1131:
1132: =item &next_student()
1133:
1134: Returns a pointer to a hash containing data about the next student
1135: to be viewed.
1136:
1137: =item &StudentDataSelect($elementname,$status,$numvisible,$selected)
1138:
1139: Returns html for a selection box allowing the user to choose one (or more)
1140: of the fields of student data available (fullname, username, id, section, etc)
1141:
1142: =over 4
1143:
1144: =item * $elementname The name of the HTML form element
1145:
1146: =item * $status 'multiple' or 'single' selection box
1147:
1148: =item * $numvisible The number of options to be visible
1149:
1150: =back
1151:
1152: =item &get_selected_maps($elementname)
1153:
1154: Input: Name of the <select> form element used to specify the maps.
1155:
1156: Returns: Array of symbs of selected maps or the description 'all'.
1157: If form.$elementname does not exist, 'all' is returned.
1158:
1159: =item &selected_sequences_with_assessments()
1160:
1161: Retrieve the sequences which were selected by the user to show.
1162:
1163: Input: $mode: scalar. Either 'selected' or 'all'. If not specified,
1164: 'selected' is used.
1165:
1166: Returns: an array containing a navmap object and navmap resources,
1167: or an array containing a scalar with an error message.
1168:
1169: =item &map_select($elementname,$status,$numvisible,$restriction)
1170:
1171: Returns html for a selection box allowing the user to choose one (or more)
1172: of the sequences in the course. The values of the sequences are the symbs.
1173: If the top sequence is selected, the value 'top' will result.
1174:
1175: =over 4
1176:
1177: =item * $elementname The name of the HTML form element
1178:
1179: =item * $status 'multiple' or 'single' selection box
1180:
1181: =item * $numvisible The number of options to be visible
1182:
1.59 matthew 1183: =back
1184:
1.144 jms 1185: =item &SectionSelect($elementname,$status,$numvisible)
1186:
1187: Returns html for a selection box allowing the user to choose one (or more)
1188: of the sections in the course.
1189:
1190: Uses the package variables @Sections
1191:
1192: =over 4
1193:
1194: =item * $elementname The name of the HTML form element
1195:
1196: =item * $status 'multiple' or 'single' selection box
1197:
1198: =item * $numvisible The number of options to be visible
1199:
1200: =back
1201:
1202: =item &GroupSelect($elementname,$status,$numvisible)
1203:
1204: Returns html for a selection box allowing the user to choose one (or more)
1205: of the groups in the course.
1206:
1207: Uses the package variables @Groups
1208:
1209: =over 4
1210:
1211: =item * $elementname The name of the HTML form element
1212:
1213: =item * $status 'multiple' or 'single' selection box
1214:
1215: =item * $numvisible The number of options to be visible
1216:
1217: =back
1218:
1219: =item CreateMainMenu()
1.65 matthew 1220:
1.144 jms 1221: =back
1.59 matthew 1222:
1.144 jms 1223: =cut
1.31 minaeibi 1224:
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