1: # The LearningOnline Network with CAPA
2: # Quick Student Grades Display
3: #
4: # $Id: lonquickgrades.pm,v 1.100 2011/06/03 01:07:22 www Exp $
5: #
6: # Copyright Michigan State University Board of Trustees
7: #
8: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
9: #
10: # LON-CAPA is free software; you can redistribute it and/or modify
11: # it under the terms of the GNU General Public License as published by
12: # the Free Software Foundation; either version 2 of the License, or
13: # (at your option) any later version.
14: #
15: # LON-CAPA is distributed in the hope that it will be useful,
16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18: # GNU General Public License for more details.
19: #
20: # You should have received a copy of the GNU General Public License
21: # along with LON-CAPA; if not, write to the Free Software
22: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23: #
24: # /home/httpd/html/adm/gpl.txt
25: #
26: # http://www.lon-capa.org/
27: #
28:
29: package Apache::lonquickgrades;
30:
31: use strict;
32: use Apache::Constants qw(:common :http);
33: use POSIX;
34: use Apache::loncommon;
35: use Apache::lonlocal;
36: use Apache::lonnet;
37: use Apache::grades;
38: use Apache::loncoursedata;
39:
40: sub handler {
41: my $r = shift;
42: return real_handler($r);
43: }
44:
45: sub real_handler {
46: my $r = shift;
47:
48: &Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
49:
50: # Handle header-only request
51: if ($env{'browser.mathml'}) {
52: &Apache::loncommon::content_type($r,'text/xml');
53: } else {
54: &Apache::loncommon::content_type($r,'text/html');
55: }
56: if ($r->header_only) {
57: $r->send_http_header;
58: return OK;
59: }
60:
61: # Send header, don't cache this page
62: &Apache::loncommon::no_cache($r);
63: $r->send_http_header;
64:
65: my $showPoints =
66: (($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'standard')
67: || ($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'categories'));
68: my $notshowSPRSlink =
69: (($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'external')
70: || ($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'externalnototals'));
71: my $notshowTotals=
72: $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'externalnototals';
73: my $showCategories=
74: $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'categories';
75:
76:
77: my $title = "Grading and Statistics";#$showPoints ? "Points Display" : "Completed Problems Display";
78: my $brcrum = [{href=>"/adm/quickgrades",text => "Points Display"}];
79: $r->print(&Apache::loncommon::start_page($title,undef,
80: {'bread_crumbs' => $brcrum})
81: );
82:
83: &startGradeScreen($r,'quick');
84:
85: my $cangrade=&Apache::lonnet::allowed('mgr');
86: #
87: # Pick student
88: #
89: my $uname;
90: my $udom;
91: my $stdid;
92: if ($cangrade) {
93: if ($env{'form.uname'}) { $uname=$env{'form.uname'}; }
94: if ($env{'form.udom'}) { $udom=$env{'form.udom'}; }
95: if ($env{'form.id'}) { $stdid=$env{'form.id'}; }
96: if (($stdid) && ($udom)) {
97: $uname=(&Apache::lonnet::idget($udom,$stdid))[1];
98: }
99: if (($stdid) && (!$uname)) {
100: $r->print('<p><span class="LC_warning">'.&mt("Unknown Student/Employee ID: [_1]",$stdid).'</span></p>');
101: $stdid='';
102: }
103: $r->print('<form method="post" name="quickform" action="/adm/quickgrades">');
104: my $chooseopt=&Apache::loncommon::select_dom_form($udom,'udom').' '.
105: &Apache::loncommon::selectstudent_link('quickform','uname','udom');
106: $r->print("<p>\n".&Apache::loncommon::studentbrowser_javascript()."\n");
107: $r->print(&mt('For User [_1] or Student/Employee ID [_2] at Domain [_3]'
108: ,'<input type="text" value="'.$uname.'" size="12" name="uname" />'
109: ,'<input type="text" value="'.$stdid.'" size="12" name="id" /> '
110: ,$chooseopt).'<br />'.
111: '<input type="submit" name="display" value="'.&mt('Update Display').'" /></p>');
112: if (($uname) && ($udom)) {
113: $r->print('<p>'.&mt('Full Name: [_1]',&Apache::loncommon::plainname($uname,$udom)).'</p>');
114: }
115: }
116: $r->rflush();
117:
118: my ($navmap,$totalParts,$totalPossible,$totalRight,$totalAttempted,$topLevelParts,$topLevelRight,$topLevelAttempted)=
119: &getData($showPoints,$uname,$udom);
120:
121: if ($showCategories) {
122: &outputCategories($r,$showPoints,$notshowTotals,
123: $navmap,$totalParts,$totalPossible,$totalRight,$totalAttempted,$topLevelParts,$topLevelRight,$topLevelAttempted);
124: } else {
125: &outputTable($r,$showPoints,$notshowTotals,
126: $navmap,$totalParts,$totalPossible,$totalRight,$totalAttempted,$topLevelParts,$topLevelRight,$topLevelAttempted);
127: }
128: if ($cangrade) { $r->print("\n</form>\n"); }
129: &endGradeScreen($r);
130: return OK;
131:
132: }
133:
134: sub getStudentCatGrade {
135: my ($uname,$udom,%categories)=@_;
136: my ($navmap,$totalParts,$totalPossible,$totalRight,$totalAttempted,$topLevelParts,$topLevelRight,$topLevelAttempted)=
137: &getData(1,$uname,$udom);
138: return &output_category_table(undef,0,$navmap,0,%categories);
139: }
140:
141: sub getAllStudentData {
142: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
143: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
144:
145: my %categories=&Apache::lonnet::dump('grading_categories',$cdom,$cnum);
146:
147: my $classlist = &Apache::loncoursedata::get_classlist();
148:
149: my $statusidx = &Apache::loncoursedata::CL_STATUS();
150: my $usernameidx = &Apache::loncoursedata::CL_SNAME();
151: my $domainidx = &Apache::loncoursedata::CL_SDOM();
152: my $fullnameidx = &Apache::loncoursedata::CL_FULLNAME();
153:
154: foreach my $key (keys(%{$classlist})) {
155: my $student = $classlist->{$key};
156: my $perc=&getStudentCatGrade($classlist->{$student}->[$usernameidx],
157: $classlist->{$student}->[$domainidx],
158: %categories);
159: }
160: }
161:
162:
163: sub startGradeScreen {
164: my ($r,$mode)=@_;
165:
166: my $showPoints =
167: $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'standard';
168: my $notshowSPRSlink =
169: (($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'external')
170: || ($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'externalnototals')
171: || ($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'categories'));
172: my $notshowTotals=
173: $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'externalnototals';
174: my $showCategories=
175: $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'categories';
176:
177: my $allowed_to_view = &Apache::lonnet::allowed('vgr',$env{'request.course.id'});
178: my $allowed_to_edit = &Apache::lonnet::allowed('mgr',$env{'request.course.id'});
179:
180: if ($allowed_to_view) {
181: my @notes;
182: push(@notes,&mt('Students do not see total points.')) if ($notshowTotals);
183: push(@notes,&mt('Students do not see link to spreadsheet.')) if ($notshowSPRSlink);
184: push(@notes,&mt('Students will see points based on problem weights.')) if ($showPoints);
185: push(@notes,&mt('Students will see points based on categories.')) if ($showCategories);
186: push(@notes, &Apache::lonhtmlcommon::coursepreflink(&mt('Grade display settings'),'grading'));
187: $r->print(&Apache::loncommon::head_subbox(join(' ',@notes)));
188: }
189:
190:
191: $r->print("\n".'<ul class="LC_TabContentBigger" id="main">');
192: $r->print("\n".'<li'.($mode eq 'quick'?' class="active"':'').'><a href="/adm/quickgrades"><b> '.
193: ($showPoints?&mt('Individual Points Overview'):($showCategories?&mt('Grades Overview'):&mt('Completion Overview'))).
194: ' </b></a></li>');
195:
196: if (!($showPoints || $notshowSPRSlink) || ($allowed_to_view)) {
197: $r->print("\n".'<li'.($mode eq 'spreadsheet'?' class="active"':'').'><a href="/adm/'.($allowed_to_view?'classcalc':'studentcalc').'"><b>'.
198: &mt('Spreadsheet (Detailed)').'</b></a></li>');
199: }
200: if ($allowed_to_view) {
201: $r->print("\n".'<li'.($mode eq 'statistics'?' class="active"':'').'><a href="/adm/statistics"><b>'.
202: &mt('Statistics and Reports').'</b></a></li>');
203:
204: $r->print("\n".'<li'.($mode eq 'chart'?' class="active"':'').'><a href="/adm/statistics?reportSelected=student_assessment"><b>'.
205: &mt('Assessment Overview Chart').'</b></a></li>');
206:
207: }
208: if ($allowed_to_edit) {
209: $r->print("\n".'<li'.($mode eq 'grading'?' class="active"':'').'><a href="/adm/grades"><b> '.
210: &mt('Content Grading').' </b></a></li>');
211: if ($env{'form.symb'}) {
212: $r->print("\n".'<li'.($mode eq 'probgrading'?' class="active"':'').'><a href="/adm/grades?symb='.
213: &Apache::lonhtmlcommon::entity_encode($env{'form.symb'}).
214: '&command=gradingmenu"><b> '.
215: &mt('Problem Grading').' </b></a></li>');
216:
217: }
218: }
219: $r->print("\n".'</ul>'."\n");
220: $r->print('<div class="LC_Box" style="clear:both;margin:0;"><div id="maincoursedoc" style="margin:0 0;padding:0 0;"><div class="LC_ContentBox" id="mainCourseDocuments" style="display: block;">');
221: }
222:
223: sub endGradeScreen {
224: my ($r)=@_;
225: $r->print('</div></div></div>'.&Apache::loncommon::end_page());
226: }
227:
228:
229: sub getData {
230:
231: my ($showPoints,$uname,$udom)=@_;
232:
233: # Create the nav map
234: my $navmap = Apache::lonnavmaps::navmap->new($uname,$udom);
235:
236: my $res = $navmap->firstResource(); # temp resource to access constants
237:
238: my $iterator = $navmap->getIterator(undef, undef, undef, 1);
239: my $depth = 1;
240: $iterator->next(); # ignore first BEGIN_MAP
241: my $curRes = $iterator->next();
242:
243: # General overview of the following: Walk along the course resources.
244: # For every problem in the resource, tell its parent maps how many
245: # parts and how many parts correct it has. After that, each map will
246: # have a count of the total parts underneath it, correct and otherwise.
247: # After that, we will walk through the course again and read off
248: # maps in order, with their data.
249: # (If in the future people decide not to be cumulative, only add
250: # the counts to the parent map.)
251: # For convenience, "totalParts" is also "totalPoints" when we're looking
252: # at points; I can't come up with a variable name that makes sense
253: # equally for both cases.
254:
255: my $totalParts = 0; my $totalPossible = 0; my $totalRight = 0;
256: my $totalAttempted = 0;
257: my $now = time();
258: my $topLevelParts = 0; my $topLevelRight = 0; my $topLevelAttempted = 0;
259:
260: # Pre-run: Count parts correct
261: while ( $depth > 0 ) {
262: if ($curRes == $iterator->BEGIN_MAP()) {$depth++;}
263: if ($curRes == $iterator->END_MAP()) { $depth--; }
264:
265: if (ref($curRes) && $curRes->is_problem() && !$curRes->randomout)
266: {
267: # Get number of correct, incorrect parts
268: my $parts = $curRes->parts();
269: my $partsRight = 0;
270: my $partsCount = 0;
271: my $partsAttempted = 0;
272: my $stack = $iterator->getStack();
273:
274: for my $part (@{$parts}) {
275: my $dateStatus = $curRes->getDateStatus($part);
276: my $weight = $curRes->weight($part);
277: my $problemstatus = $curRes->problemstatus($part);
278:
279: if ($curRes->solved($part) eq 'excused') {
280: next;
281: }
282: if ($showPoints) {
283: my $score = 0;
284: # If we're not telling status and the answer date isn't passed yet,
285: # it's an "attempted" point
286: if ((($problemstatus eq 'no') ||
287: ($problemstatus eq 'no_feedback_ever')) &&
288: ($dateStatus != $curRes->ANSWER_OPEN)) {
289: my $status = $curRes->simpleStatus($part);
290: if ($status == $curRes->ATTEMPTED) {
291: $partsAttempted += $weight;
292: $totalAttempted += $partsAttempted;
293: }
294: } else {
295: $score = &Apache::grades::compute_points($weight, $curRes->awarded($part));
296: }
297: $partsRight += $score;
298: $totalRight += $score;
299: $partsCount += $weight;
300:
301: $curRes->{DATA}->{PROB_SCORE} += $score;
302: $curRes->{DATA}->{PROB_WEIGHT} += $weight;
303:
304: if ($curRes->opendate($part) < $now) {
305: $totalPossible += $weight;
306: $curRes->{DATA}->{PROB_POSSIBLE} += $weight;
307: }
308: $totalParts += $weight;
309: } else {
310: my $status = $curRes->simpleStatus($part);
311: my $thisright = 0;
312: $partsCount++;
313: if ($status == $curRes->CORRECT ||
314: $status == $curRes->PARTIALLY_CORRECT ) {
315: $partsRight++;
316: $totalRight++;
317: $thisright = 1;
318: }
319:
320: if ($status == $curRes->ATTEMPTED) {
321: $partsAttempted++;
322: $totalAttempted++;
323: }
324:
325: $totalParts++;
326: if ($curRes->opendate($part) < $now) {
327: $totalPossible++;
328: }
329: }
330: }
331:
332: if ($depth == 1) { # in top-level only
333: $topLevelParts += $partsCount;
334: $topLevelRight += $partsRight;
335: $topLevelAttempted += $partsAttempted;
336: }
337:
338: # Crawl down stack and record parts correct and total
339: for my $res (@{$stack}) {
340: if (ref($res) && $res->is_map()) {
341: if (!defined($res->{DATA}->{CHILD_PARTS})) {
342: $res->{DATA}->{CHILD_PARTS} = 0;
343: $res->{DATA}->{CHILD_CORRECT} = 0;
344: $res->{DATA}->{CHILD_ATTEMPTED} = 0;
345: }
346:
347: $res->{DATA}->{CHILD_PARTS} += $partsCount;
348: $res->{DATA}->{CHILD_CORRECT} += $partsRight;
349: $res->{DATA}->{CHILD_ATTEMPTED} += $partsAttempted;
350: }
351: }
352: }
353: $curRes = $iterator->next();
354: }
355: return ($navmap,$totalParts,$totalPossible,$totalRight,$totalAttempted,$topLevelParts,$topLevelRight,$topLevelAttempted);
356: }
357:
358: #
359: # Outputting everything.
360: #
361:
362: sub outputTable {
363:
364: my ($r,$showPoints,$notshowTotals,
365: $navmap,$totalParts,$totalPossible,$totalRight,$totalAttempted,$topLevelParts,$topLevelRight,$topLevelAttempted)=@_;
366:
367: my @start = (255, 255, 192);
368: my @end = (0, 192, 0);
369:
370: my $indentString = ' ';
371:
372: # Second pass: Print the maps.
373: $r->print(&Apache::loncommon::start_data_table()
374: .&Apache::loncommon::start_data_table_header_row()
375: .'<th>'.&mt('Folder').'</th>');
376: my $title = &mt($showPoints ? "Points Scored" : "Done");
377: if ($totalAttempted) {
378: $title .= " / " . &mt("Attempted");
379: }
380: $r->print("<th>$title".($notshowTotals?'':" / ".&mt('Total')).'</th>'
381: .&Apache::loncommon::end_data_table_header_row());
382: #
383: # Output of folder scores
384: #
385:
386: my $iterator = $navmap->getIterator(undef, undef, undef, 1);
387: my $depth = 1;
388: $iterator->next(); # ignore first BEGIN_MAP
389: my $curRes = $iterator->next();
390:
391: while ($depth > 0) {
392: if ($curRes == $iterator->BEGIN_MAP()) {$depth++;}
393: if ($curRes == $iterator->END_MAP()) { $depth--; }
394:
395: if (ref($curRes) && $curRes->is_map()) {
396: my $title = $curRes->compTitle();
397:
398: my $correct = $curRes->{DATA}->{CHILD_CORRECT};
399: my $total = $curRes->{DATA}->{CHILD_PARTS};
400: my $attempted = $curRes->{DATA}->{CHILD_ATTEMPTED};
401:
402: if ($total > 0) {
403: my $ratio;
404: $ratio = $correct / $total;
405: my $color = &mixColors(\@start, \@end, $ratio);
406: $r->print(&Apache::loncommon::start_data_table_row()
407: .'<td style="background-color:'.$color.';">');
408:
409: my $thisIndent = '';
410: for (my $i = 1; $i < $depth; $i++) { $thisIndent .= $indentString; }
411:
412: $r->print("$thisIndent$title</td>");
413: if ($totalAttempted) {
414: $r->print('<td valign="top">'
415: .$thisIndent
416: .'<span class="LC_nobreak">'
417: .$correct.' / '.$attempted.($notshowTotals?'':' / '.$total)
418: .'</span></td>'
419: .&Apache::loncommon::end_data_table_row()
420: );
421: } else {
422: $r->print('<td valign="top">'
423: .$thisIndent
424: .'<span class="LC_nobreak">'
425: .$correct.($notshowTotals?'':' / '.$total)
426: .'</span></td>'
427: .&Apache::loncommon::end_data_table_row());
428: }
429: }
430: }
431:
432: $curRes = $iterator->next();
433: }
434:
435: # If there were any problems at the top level, print an extra "catchall"
436: if ($topLevelParts > 0) {
437: my $ratio = $topLevelRight / $topLevelParts;
438: my $color = &mixColors(\@start, \@end, $ratio);
439: $r->print(&Apache::loncommon::start_data_table_row()
440: .'<td style="background-color:'.$color.';">');
441: $r->print(&mt("Problems Not Contained In A Folder")."</td><td>");
442: $r->print("$topLevelRight / $topLevelParts</td>"
443: .&Apache::loncommon::end_data_table_row());
444: }
445:
446: #
447: # show totals (if applicable), close table
448: #
449: if ($showPoints) {
450: my $maxHelpLink = &Apache::loncommon::help_open_topic("Quick_Grades_Possibly_Correct");
451:
452: $title = $showPoints ? "Points" : "Parts Done";
453: my $totaltitle = $showPoints ? &mt("Awarded Total Points") : &mt("Total Parts Done");
454: $r->print(&Apache::loncommon::start_data_table_row()
455: .'<td colspan="2" align="right">'.$totaltitle.': <b>'.$totalRight.'</b><br />');
456: $r->print(&mt('Max Possible To Date')." $maxHelpLink: <b>$totalPossible</b><br />");
457: $title = $showPoints ? "Points" : "Parts";
458: $r->print(&mt("Total $title In Course").': <b>'.$totalParts.'</b></td>'
459: .&Apache::loncommon::end_data_table_row());
460: }
461:
462: $r->print(&Apache::loncommon::end_data_table());
463: }
464:
465: #
466: # === Outputting category-based grades.
467: #
468: # $category{'order'}: output order of categories by id
469: # $category{'all'}: complete list of all categories
470: # $category{$id.'_name'}: display-name of category
471: #
472:
473: sub outputCategories {
474:
475: my ($r,$showPoints,$notshowTotals,
476: $navmap,$totalParts,$totalPossible,$totalRight,$totalAttempted,$topLevelParts,$topLevelRight,$topLevelAttempted)=@_;
477: # Take care of storing and retrieving categories
478:
479: my $cangrade=&Apache::lonnet::allowed('mgr');
480:
481: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
482: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
483: my %categories=();
484: # Loading old categories
485: %categories=&Apache::lonnet::dump('grading_categories',$cdom,$cnum);
486: # Storing
487: if (($cangrade) && (($env{'form.storechanges'}) || ($env{'form.storemove'} ne '') || ($env{'form.cmd'} ne ''))) {
488: # Process the changes
489: %categories=&process_category_edits($r,$cangrade,%categories);
490: # Actually store
491: &Apache::lonnet::put('grading_categories',\%categories,$cdom,$cnum);
492: }
493: # new categories loaded now
494: &output_category_table($r,$cangrade,$navmap,1,%categories);
495: #
496: if ($cangrade) {
497: $r->print(&Apache::loncommon::resourcebrowser_javascript().
498: '<input type="hidden" name="storemove" value="" />'.
499: '<input type="hidden" name="cmd" value="" />'.
500: '<input type="hidden" name="resourcesymb" value="" />'.
501: '<input type="submit" name="storechanges" value="'.&mt("Save changes to grading categories").'" />'.
502: '<script>function storecmd (cmd) { document.quickform.cmd.value=cmd; document.quickform.submit(); }</script>');
503: }
504: }
505:
506: #
507: # Get data for all symbs
508: #
509:
510: sub dumpdata {
511: my ($navmap)=@_;
512: my %returndata=();
513:
514: # Run through the map and get all data
515:
516: my $iterator = $navmap->getIterator(undef, undef, undef, 1);
517: my $depth = 1;
518: $iterator->next(); # ignore first BEGIN_MAP
519: my $curRes = $iterator->next();
520:
521: while ($depth > 0) {
522: if ($curRes == $iterator->BEGIN_MAP()) {$depth++;}
523: if ($curRes == $iterator->END_MAP()) { $depth--; }
524: if (ref($curRes)) {
525: if ($curRes->is_map()) {
526: $returndata{$curRes->symb()}='folder:'.$curRes->{DATA}->{CHILD_PARTS}.':'.$curRes->{DATA}->{CHILD_ATTEMPTED}.':'.$curRes->{DATA}->{CHILD_CORRECT};
527: } else {
528: $returndata{$curRes->symb()}='res:'.$curRes->{DATA}->{PROB_WEIGHT}.':'.$curRes->{DATA}->{PROB_POSSIBLE}.':'.$curRes->{DATA}->{PROB_SCORE};
529: }
530: }
531: $curRes = $iterator->next();
532: }
533: return %returndata;
534: }
535:
536: #
537: # Process editing commands, update category hash
538: #
539:
540: sub process_category_edits {
541: my ($r,$cangrade,%categories)=@_;
542: unless ($cangrade) { return %categories; }
543: # First store everything
544: foreach my $id (split(/\,/,$categories{'order'})) {
545: # Set names, types, and weight (there is only one of each per category)
546: %categories=&set_category_name($cangrade,$id,$env{'form.name_'.$id},%categories);
547: %categories=&set_category_total($cangrade,$id,$env{'form.totaltype_'.$id},$env{'form.total_'.$id},%categories);
548: %categories=&set_category_weight($cangrade,$id,$env{'form.weight_'.$id},%categories);
549: %categories=&set_category_displayachieved($cangrade,$id,$env{'form.displayachieved_'.$id},%categories);
550: # Set values for category rules (before names may change)
551: %categories=&set_category_rules($cangrade,$id,%categories);
552: }
553:
554: # Now deal with commands
555: my $cmd=$env{'form.cmd'};
556: if ($cmd eq 'createnewcat') {
557: %categories=&make_new_category($r,$cangrade,undef,%categories);
558: } elsif ($cmd=~/^up\_(.+)$/) {
559: %categories=&move_up_category($1,$cangrade,%categories);
560: } elsif ($cmd=~/^down\_(.+)$/) {
561: %categories=&move_down_category($1,$cangrade,%categories);
562: } elsif ($cmd=~/^delcat\_(.+)$/) {
563: %categories=&del_category($1,$cangrade,%categories);
564: } elsif ($cmd=~/^addcont\_(.+)$/) {
565: %categories=&add_category_content($1,$cangrade,$env{'form.resourcesymb'},%categories);
566: } elsif ($cmd=~/^delcont\_(.+)\_\_\_\_\_\_(.+)$/) {
567: %categories=&del_category_content($1,$cangrade,$2,%categories);
568: } elsif ($cmd=~/^newrule\_(.+)$/) {
569: %categories=&add_calculation_rule($1,$cangrade,':',%categories);
570: } elsif ($cmd=~/^delrule\_(.+)\_\_\_\_\_\_(.*)$/) {
571: %categories=&del_calculation_rule($1,$cangrade,$2,%categories);
572: }
573: # Move to a new position
574: my $moveid=$env{'form.storemove'};
575: if ($moveid) {
576: %categories=&move_category($moveid,$cangrade,$env{'form.newpos_'.$moveid},%categories);
577: }
578: return %categories;
579: }
580:
581: #
582: # Output the table
583: #
584:
585: sub output_category_table {
586: my ($r,$cangrade,$navmaps,$output,%categories)=@_;
587:
588: my $totalweight=0;
589: my $totalpoints=0;
590:
591: if ($output) {
592: $r->print(&Apache::loncommon::start_data_table());
593: #
594: &output_category_table_header($r,$cangrade);
595: }
596: #
597: my @order=split(/\,/,$categories{'order'});
598: #
599: my %performance=&dumpdata($navmaps);
600: my $maxpos=$#order;
601: for (my $i=0;$i<=$maxpos;$i++) {
602: my ($correct,$possible,$type,$weight)=&output_and_calc_category($r,$cangrade,$navmaps,$order[$i],$i,$maxpos,\%performance,$output,%categories);
603: unless ($possible) { next; }
604: $totalpoints+=$weight*$correct/$possible;
605: $totalweight+=$weight;
606: }
607: #
608: my $perc=0;
609: if ($totalweight) { $perc=100.*$totalpoints/$totalweight; }
610:
611: if ($output) {
612: &bottom_line_category($r,$cangrade,$perc);
613: $r->print(&Apache::loncommon::end_data_table());
614: }
615: return $perc;
616: }
617:
618: sub output_category_table_header {
619: my ($r,$cangrade)=@_;
620: $r->print(&Apache::loncommon::start_data_table_header_row());
621: if ($cangrade) {
622: $r->print('<th colspan="2">'.&mt("Move").'</th><th>'.&mt('Action').'</th>');
623: }
624: $r->print('<th>'.&mt('Category').'</th>'.
625: '<th>'.&mt('Contents').'</th>'.
626: '<th>'.&mt('Total Points').'</th>'.
627: '<th>'.&mt('Calculation').'</th>'.
628: '<th>'.&mt('Relative Weight').'</th>'.
629: '<th>'.&mt('Achieved').'</th>');
630: $r->print(&Apache::loncommon::end_data_table_header_row());
631: }
632:
633:
634: #
635: # Output one category to table
636: #
637:
638: sub output_and_calc_category {
639: my ($r,$cangrade,$navmaps,$id,$currentpos,$maxpos,$performance,$output,%categories)=@_;
640:
641: if ($output) { $r->print("\n".&Apache::loncommon::start_data_table_row()); }
642:
643: if ($output && $cangrade) {
644: my $iconpath = &Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL') . "/");
645: my %lt=&Apache::lonlocal::texthash(
646: 'up' => 'Move Up',
647: 'dw' => 'Move Down');
648:
649: $r->print(<<ENDMOVE);
650: <td>
651: <div class="LC_docs_entry_move">
652: <a href='javascript:storecmd("up_$id");'>
653: <img src="${iconpath}move_up.gif" alt='$lt{'up'}' class="LC_icon" />
654: </a>
655: </div>
656: <div class="LC_docs_entry_move">
657: <a href='javascript:storecmd("down_$id");'>
658: <img src="${iconpath}move_down.gif" alt='$lt{'dw'}' class="LC_icon" />
659: </a>
660: </div>
661: </td>
662: ENDMOVE
663: $r->print("\n<td>\n<select name='newpos_$id' onchange='this.form.storemove.value=\"$id\";this.form.submit()'>");
664: for (my $i=0;$i<=$maxpos;$i++) {
665: if ($i==$currentpos) {
666: $r->print('<option value="" selected="selected">('.$i.')</option>');
667: } else {
668: $r->print('<option value="'.$i.'">'.$i.'</option>');
669: }
670: }
671: $r->print("\n</select>\n</td>\n");
672: $r->print('<td><a href="javascript:storecmd(\'delcat_'.$id.'\');">'.&mt('Delete').'</a></td>');
673: $r->print('<td><input type="text" name="name_'.$id.
674: '" value="'.&Apache::lonhtmlcommon::entity_encode($categories{$id.'_name'}).'" /></td>');
675: } elsif ($output) {
676: $r->print('<td>'.$categories{$id.'_name'}.'</td>');
677: }
678: # Content display and summing up of points
679: my $totalpossible=0;
680: my $totalcorrect=0;
681: my @individual=();
682: if ($output) { $r->print('<td><ul>'); }
683: foreach my $contentid (split(/\,/,$categories{$id.'_content'})) {
684: my ($type,$possible,$attempted,$correct)=split(/\:/,$$performance{$contentid});
685: $totalpossible+=$possible;
686: $totalcorrect+=$correct;
687: if ($possible>0) { push(@individual,"$possible:$correct"); }
688: if ($output) {
689: $r->print('<li>');
690: $r->print(&Apache::lonnet::gettitle($contentid).' ('.&numberout($correct).'/'.&numberout($possible).')');
691: if ($cangrade) {
692: $r->print(' <a href="javascript:storecmd(\'delcont_'.$id.'______'.$contentid.'\');">'.&mt('Delete').'</a>');
693: }
694: $r->print('</li>');
695: }
696: }
697: if ($output) {
698: $r->print('</ul>');
699: if ($cangrade) {
700: $r->print('<br />'.&Apache::loncommon::selectresource_link('quickform','addcont_'.$id,&mt('Add Problem or Folder')).'<br />');
701: }
702: $r->print('<p><b>'.&mt('Total raw points: [_1]/[_2]',&numberout($totalcorrect),&numberout($totalpossible)).'</b></p>');
703: $r->print('</td>');
704: }
705: # Total
706: if ($output) { $r->print('<td>'); }
707: if ($cangrade) {
708: if ($output) {
709: $r->print(
710: '<select name="totaltype_'.$id.'">'.
711: '<option value="default"'.($categories{$id.'_totaltype'} eq 'default'?' selected="selected"':'').'>'.&mt('default').'</option>'.
712: '<option value="typein"'.($categories{$id.'_totaltype'} eq 'typein'?' selected="selected"':'').'>'.&mt('Type-in value').'</option>'.
713: '</select>'.
714: '<input type="text" size="4" name="total_'.$id.
715: '" value="'.&Apache::lonhtmlcommon::entity_encode($categories{$id.'_total'}).'" />');
716: }
717: } else {
718: if ($output) {
719: $r->print('<td>'.($categories{$id.'_totaltype'} eq 'default'?&mt('default'):$categories{$id.'_total'}));
720: }
721: }
722: # Adjust total points
723: if ($categories{$id.'_totaltype'} eq 'typein') {
724: $totalpossible=1.*$categories{$id.'_total'};
725: }
726: if ($output) {
727: $r->print('<p><b>'.&mt('Adjusted raw points: [_1]/[_2]',&numberout($totalcorrect),&numberout($totalpossible)).'</b></p>');
728: }
729:
730:
731: # Calculation
732: if ($output) { $r->print('<td><ul>'); }
733: foreach my $calcrule (split(/\,/,$categories{$id.'_calculations'})) {
734: if ($output) { $r->print('<li>'); }
735: my ($code,$value)=split(/\:/,$calcrule);
736: if ($output) { $r->print(&pretty_prt_rule($cangrade,$id,$code,$value)); }
737: if ($cangrade) {
738: if ($output) { $r->print(' <a href="javascript:storecmd(\'delrule_'.$id.'______'.$code.'\');">'.&mt('Delete').'</a>'); }
739: }
740: if ($code eq 'capabove') {
741: if ($totalpossible>0) {
742: if ($totalcorrect/$totalpossible>$value/100.) {
743: $totalcorrect=$totalpossible*$value/100.;
744: }
745: }
746: } elsif ($code eq 'capbelow') {
747: if ($totalpossible>0) {
748: if ($totalcorrect/$totalpossible<$value/100.) {
749: $totalcorrect=$totalpossible*$value/100.;
750: }
751: }
752: } elsif ($code eq 'droplow') {
753: ($totalpossible,$totalcorrect,@individual)=&drop(0,0,$value,@individual);
754: } elsif ($code eq 'drophigh') {
755: ($totalpossible,$totalcorrect,@individual)=&drop(1,0,$value,@individual);
756: } elsif ($code eq 'droplowperc') {
757: ($totalpossible,$totalcorrect,@individual)=&drop(0,1,$value,@individual);
758: } elsif ($code eq 'drophighperc') {
759: ($totalpossible,$totalcorrect,@individual)=&drop(1,1,$value,@individual);
760: }
761: if ($output) { $r->print('</li>'); }
762: }
763: # Re-adjust total points if force total
764: if ($categories{$id.'_totaltype'} eq 'typein') {
765: $totalpossible=1.*$categories{$id.'_total'};
766: }
767:
768: if ($output) {
769: $r->print('</ul>');
770: if ($cangrade) { $r->print('<br />'.&new_calc_rule_form($id)); }
771: $r->print('<p><b>'.&mt('Calculated points: [_1]/[_2]',&numberout($totalcorrect),&numberout($totalpossible)).'</b></p>');
772: $r->print('</td>');
773: }
774: #
775: # Prepare for export
776: #
777: # Weight
778: my $weight=$categories{$id.'_weight'};
779: unless (1.*$weight>0) { $weight=0; }
780: if ($cangrade) {
781: if ($output) {
782: $r->print('<td>'.
783: '<input type="text" size="4" name="weight_'.$id.
784: '" value="'.&Apache::lonhtmlcommon::entity_encode($weight).'" /></td>');
785: }
786: } else {
787: if ($output) {
788: $r->print('<td>'.$weight.'</td>');
789: }
790: }
791: # Achieved
792: my $type=$categories{$id.'_displayachieved'};
793: unless (($type eq 'percent') || ($type eq 'points')) { $type='points'; }
794: if ($output) { $r->print('<td>'); }
795: if ($cangrade) {
796: if ($output) {
797: $r->print('<select name="displayachieved_'.$id.'">'.
798: '<option value="percent"'.($type eq 'percent'?' selected="selected"':'').'>'.&mt('percent').'</option>'.
799: '<option value="points"'.($type eq 'points'?' selected="selected"':'').'>'.&mt('points').'</option>'.
800: '</select>');
801: }
802: }
803: if ($output) {
804: $r->print('<p><b>');
805: if ($type eq 'percent') {
806: my $perc='---';
807: if ($totalpossible) {
808: $perc=100.*$totalcorrect/$totalpossible;
809: }
810: $r->print(&mt('[_1] percent',&numberout($perc)));
811: } else {
812: $r->print(&mt('[_1]/[_2] points',&numberout($totalcorrect),&numberout($totalpossible)));
813: }
814: $r->print('</b></p>');
815: }
816: if ($output) { $r->print('</td>'); }
817:
818: return ($totalcorrect,$totalpossible,$type,$weight);
819: }
820:
821: #
822: # Drop folders and problems
823: #
824:
825: sub drop {
826: my ($high,$percent,$n,@individual)=@_;
827: # Sort assignments by points or percent
828: my @newindividual=sort {
829: my ($pa,$ca)=split(/\:/,$a);
830: my ($pb,$cb)=split(/\:/,$b);
831: if ($percent) {
832: my $perca=0;
833: if ($pa>0) { $perca=$ca/$pa; }
834: my $percb=0;
835: if ($pb>0) { $percb=$cb/$pb; }
836: $perca<=>$percb;
837: } else {
838: $ca<=>$cb;
839: }
840: } @individual;
841: # Drop the ones we don't want
842: if ($#newindividual>=$n) {
843: if ($high) {
844: splice(@newindividual,$#newindividual+1-$n,$n);
845: } else {
846: splice(@newindividual,0,$n);
847: }
848: } else {
849: @newindividual=();
850: }
851: # Re-calculate how many points possible and achieved
852: my $newpossible=0;
853: my $newcorrect=0;
854: for my $score (@newindividual) {
855: my ($thispossible,$thiscorrect)=(split(/\:/,$score));
856: $newpossible+=$thispossible;
857: $newcorrect+=$thiscorrect;
858: }
859: return ($newpossible,$newcorrect,@newindividual);
860: }
861: #
862: # Bottom line with grades
863: #
864:
865: sub bottom_line_category {
866: my ($r,$cangrade,$perc)=@_;
867: $r->print(&Apache::loncommon::start_data_table_row());
868: if ($cangrade) {
869: $r->print('<td colspan="3"><a href="javascript:storecmd(\'createnewcat\');">'.&mt('Create New Category').'</a></td>');
870: }
871: $r->print('<td colspan="6"><b>'.&mt('Total: [_1] percent',&numberout($perc)).'</b></td>');
872: }
873:
874: sub numberout {
875: my ($number)=@_;
876: my $printout=sprintf("%.3f", $number);
877: $printout=~s/0+$//;
878: $printout=~s/\.$//;
879: return $printout;
880: }
881: #
882: # Make one new category
883: #
884:
885: sub make_new_category {
886: my ($r,$cangrade,$ordernum,%categories)=@_;
887: unless ($cangrade) { return %categories; }
888: # Generate new ID
889: my $id=time.'_'.$$.'_'.rand(10000);
890: # Add new ID to list of all IDs ever created in this course
891: $categories{'all'}.=','.$id;
892: $categories{'all'}=~s/^\,//;
893: # Add new ID to ordered list of displayed and evaluated categories
894: $categories{'order'}.=','.$id;
895: $categories{'order'}=~s/^\,//;
896: # Move it into desired space
897: if (defined($ordernum)) {
898: %categories=&move_category($id,$cangrade,$ordernum,%categories);
899: }
900: $categories{$id.'_weight'}=0;
901: $categories{$id.'_totaltype'}='default';
902: $categories{$id.'_displayachieved'}='percent';
903: return %categories;
904: }
905:
906:
907: # === Calculation Rule Editing
908:
909: sub category_rule_codes {
910: return &Apache::lonlocal::texthash(
911: 'droplowperc' => 'Drop N lowest grade percentage problems/folders',
912: 'drophighperc' => 'Drop N highest grade percentage problems/folderss',
913: 'droplow' => 'Drop N lowest point problems/folders',
914: 'drophigh' => 'Drop N highest point problems/folders',
915: 'capabove' => 'Cap percentage above N percent',
916: 'capbelow' => 'Cap percentage below N percent');
917: }
918:
919: sub pretty_prt_rule {
920: my ($cangrade,$id,$code,$value)=@_;
921: my $cid=$id.'_'.$code;
922: my %lt=&category_rule_codes();
923: my $ret='<span class="LC_nobreak">';
924: if ($cangrade) {
925: $ret.='<select name="sel_'.$cid.'">';
926: foreach my $calc (''=>'',sort(keys(%lt))) {
927: $ret.='<option value="'.$calc.'"'.($calc eq $code?' selected="selected"':'').' />'.$lt{$calc}.'</input>';
928: }
929: $ret.='</select> N=<input type="text" size="5" name="val_'.$cid.'" value="'.$value.'" /></span>';
930: } else {
931: $ret.=$lt{$code}.'; N='.$value;
932: }
933: $ret.='</span>';
934: return $ret;
935: }
936:
937: sub new_calc_rule_form {
938: my ($id)=@_;
939: return '<a href="javascript:storecmd(\'newrule_'.$id.'\');">'.&mt('New Calculation Rule').'</a>';
940: }
941:
942: #
943: # Add a calculation rule
944: #
945:
946: sub add_calculation_rule {
947: my ($id,$cangrade,$newcontent,%categories)=@_;
948: unless ($cangrade) { return %categories; }
949: my %newcontent=($newcontent => 1);
950: foreach my $current (split(/\,/,$categories{$id.'_calculations'})) {
951: $newcontent{$current}=1;
952: }
953: $categories{$id.'_calculations'}=join(',',sort(keys(%newcontent)));
954: return %categories;
955: }
956:
957: #
958: # Delete a calculation rule
959: #
960:
961: sub del_calculation_rule {
962: my ($id,$cangrade,$delcontent,%categories)=@_;
963: unless ($cangrade) { return %categories; }
964: my @newcontent=();
965: foreach my $current (split(/\,/,$categories{$id.'_calculations'})) {
966: unless ($current=~/^\Q$delcontent\E\:/) {
967: push(@newcontent,$current);
968: }
969: }
970: $categories{$id.'_calculations'}=join(',',@newcontent);
971: return %categories;
972: }
973:
974: sub set_category_rules {
975: my ($cangrade,$id,%categories)=@_;
976: unless ($cangrade) { return %categories; }
977: my %lt=&category_rule_codes();
978: my @newrules=();
979: foreach my $code ('',(keys(%lt))) {
980: if ($env{'form.sel_'.$id.'_'.$code}) {
981: push(@newrules,$env{'form.sel_'.$id.'_'.$code}.':'.$env{'form.val_'.$id.'_'.$code});
982: }
983: }
984: $categories{$id.'_calculations'}=join(',',sort(@newrules));
985: return %categories;
986: }
987:
988:
989: # === Category Editing
990:
991: #
992: # Add to category content
993: #
994:
995: sub add_category_content {
996: my ($id,$cangrade,$newcontent,%categories)=@_;
997: unless ($cangrade) { return %categories; }
998: &Apache::lonnet::logthis("In here $newcontent");
999: my %newcontent=($newcontent => 1);
1000: foreach my $current (split(/\,/,$categories{$id.'_content'})) {
1001: $newcontent{$current}=1;
1002: }
1003: $categories{$id.'_content'}=join(',',sort(keys(%newcontent)));
1004: return %categories;
1005: }
1006:
1007: #
1008: # Delete from category content
1009: #
1010:
1011: sub del_category_content {
1012: my ($id,$cangrade,$delcontent,%categories)=@_;
1013: unless ($cangrade) { return %categories; }
1014: my @newcontent=();
1015: foreach my $current (split(/\,/,$categories{$id.'_content'})) {
1016: unless ($current eq $delcontent) {
1017: push(@newcontent,$current);
1018: }
1019: }
1020: $categories{$id.'_content'}=join(',',@newcontent);
1021: return %categories;
1022: }
1023:
1024: #
1025: # Delete category
1026: #
1027:
1028: sub del_category {
1029: my ($id,$cangrade,%categories)=@_;
1030: unless ($cangrade) { return %categories; }
1031: my @neworder=();
1032: foreach my $currentid (split(/\,/,$categories{'order'})) {
1033: unless ($currentid eq $id) {
1034: push(@neworder,$currentid);
1035: }
1036: }
1037: $categories{'order'}=join(',',@neworder);
1038: return %categories;
1039: }
1040:
1041: #
1042: # Move category up
1043: #
1044:
1045: sub move_up_category {
1046: my ($id,$cangrade,%categories)=@_;
1047: my $currentpos=¤t_pos_category($id,%categories);
1048: if ($currentpos<1) { return %categories; }
1049: return &move_category($id,$cangrade,$currentpos-1,%categories);
1050: }
1051:
1052: #
1053: # Move category down
1054: #
1055:
1056: sub move_down_category {
1057: my ($id,$cangrade,%categories)=@_;
1058: my $currentpos=¤t_pos_category($id,%categories);
1059: my @order=split(/\,/,$categories{'order'});
1060: if ($currentpos>=$#order) { return %categories; }
1061: return &move_category($id,$cangrade,$currentpos+1,%categories);
1062: }
1063:
1064: #
1065: # Move a category to a desired position n the display order
1066: #
1067:
1068: sub move_category {
1069: my ($id,$cangrade,$ordernum,%categories)=@_;
1070: unless ($cangrade) { return %categories; }
1071: my @order=split(/\,/,$categories{'order'});
1072: # Where is the index currently?
1073: my $currentpos=¤t_pos_category($id,%categories);
1074: if (defined($currentpos)) {
1075: if ($currentpos<$ordernum) {
1076: # This is moving to a higher index
1077: # ....X1234....
1078: # ....1234X....
1079: for (my $i=$currentpos;$i<$ordernum;$i++) {
1080: $order[$i]=$order[$i+1];
1081: }
1082: $order[$ordernum]=$id;
1083: }
1084: if ($currentpos>$ordernum) {
1085: # This is moving to a lower index
1086: # ....1234X....
1087: # ....X1234....
1088: for (my $i=$currentpos;$i>$ordernum;$i--) {
1089: $order[$i]=$order[$i-1];
1090: }
1091: $order[$ordernum]=$id;
1092: }
1093: }
1094: $categories{'order'}=join(',',@order);
1095: return %categories;
1096: }
1097:
1098: #
1099: # Find current postion of a category in the order
1100: #
1101:
1102: sub current_pos_category {
1103: my ($id,%categories)=@_;
1104: my @order=split(/\,/,$categories{'order'});
1105: for (my $i=0;$i<=$#order;$i++) {
1106: if ($order[$i] eq $id) { return $i; }
1107: }
1108: # not found
1109: return undef;
1110: }
1111:
1112: #
1113: # Set name of a category
1114: #
1115: sub set_category_name {
1116: my ($cangrade,$id,$name,%categories)=@_;
1117: unless ($cangrade) { return %categories; }
1118: $categories{$id.'_name'}=$name;
1119: return %categories;
1120: }
1121:
1122: #
1123: # Set total of a category
1124: #
1125: sub set_category_total {
1126: my ($cangrade,$id,$totaltype,$total,%categories)=@_;
1127: unless ($cangrade) { return %categories; }
1128: if (($categories{$id.'_total'} eq '') && ($total=~/\d/)) {
1129: $totaltype='typein';
1130: }
1131: $categories{$id.'_totaltype'}=$totaltype;
1132: if ($totaltype eq 'default') {
1133: $categories{$id.'_total'}='';
1134: } else {
1135: $total=~s/\D//gs;
1136: unless ($total) { $total=0; }
1137: $categories{$id.'_total'}=$total;
1138: }
1139: return %categories;
1140: }
1141:
1142: sub set_category_weight {
1143: my ($cangrade,$id,$weight,%categories)=@_;
1144: unless ($cangrade) { return %categories; }
1145: $weight=~s/\D//gs;
1146: unless ($weight) { $weight=0; }
1147: $categories{$id.'_weight'}=$weight;
1148: return %categories;
1149: }
1150:
1151: sub set_category_displayachieved {
1152: my ($cangrade,$id,$value,%categories)=@_;
1153: unless ($cangrade) { return %categories; }
1154: unless (($value eq 'percent') || ($value eq 'points')) { $value='percent'; }
1155: $categories{$id.'_displayachieved'}=$value;
1156: return %categories;
1157: }
1158:
1159:
1160: #
1161: # === end category-related
1162: #
1163: #
1164: # Pass this two refs to arrays for the start and end color, and a number
1165: # from 0 to 1 for how much of the latter you want to mix in. It will
1166: # return a string ready to show ("#FFC309");
1167:
1168: sub mixColors {
1169: my $start = shift;
1170: my $end = shift;
1171: my $ratio = shift;
1172:
1173: my ($a,$b);
1174: my $final = "";
1175: $a = $start->[0]; $b = $end->[0];
1176: my $mix1 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
1177: $a = $start->[1]; $b = $end->[1];
1178: my $mix2 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
1179: $a = $start->[2]; $b = $end->[2];
1180: my $mix3 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
1181:
1182: $final = sprintf "%02x%02x%02x", $mix1, $mix2, $mix3;
1183: return "#" . $final;
1184: }
1185:
1186: 1;
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