1: # The LearningOnline Network with CAPA
2: # Quick Student Grades Display
3: #
4: # $Id: lonquickgrades.pm,v 1.99 2011/06/03 00:04:47 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:
39: sub handler {
40: my $r = shift;
41: return real_handler($r);
42: }
43:
44: sub real_handler {
45: my $r = shift;
46:
47: &Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
48:
49: # Handle header-only request
50: if ($env{'browser.mathml'}) {
51: &Apache::loncommon::content_type($r,'text/xml');
52: } else {
53: &Apache::loncommon::content_type($r,'text/html');
54: }
55: if ($r->header_only) {
56: $r->send_http_header;
57: return OK;
58: }
59:
60: # Send header, don't cache this page
61: &Apache::loncommon::no_cache($r);
62: $r->send_http_header;
63:
64: my $showPoints =
65: (($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'standard')
66: || ($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'categories'));
67: my $notshowSPRSlink =
68: (($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'external')
69: || ($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'externalnototals'));
70: my $notshowTotals=
71: $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'externalnototals';
72: my $showCategories=
73: $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'categories';
74:
75:
76: my $title = "Grading and Statistics";#$showPoints ? "Points Display" : "Completed Problems Display";
77: my $brcrum = [{href=>"/adm/quickgrades",text => "Points Display"}];
78: $r->print(&Apache::loncommon::start_page($title,undef,
79: {'bread_crumbs' => $brcrum})
80: );
81:
82: &startGradeScreen($r,'quick');
83:
84: my $cangrade=&Apache::lonnet::allowed('mgr');
85: #
86: # Pick student
87: #
88: my $uname;
89: my $udom;
90: my $stdid;
91: if ($cangrade) {
92: if ($env{'form.uname'}) { $uname=$env{'form.uname'}; }
93: if ($env{'form.udom'}) { $udom=$env{'form.udom'}; }
94: if ($env{'form.id'}) { $stdid=$env{'form.id'}; }
95: if (($stdid) && ($udom)) {
96: $uname=(&Apache::lonnet::idget($udom,$stdid))[1];
97: }
98: if (($stdid) && (!$uname)) {
99: $r->print('<p><span class="LC_warning">'.&mt("Unknown Student/Employee ID: [_1]",$stdid).'</span></p>');
100: $stdid='';
101: }
102: $r->print('<form method="post" name="quickform" action="/adm/quickgrades">');
103: my $chooseopt=&Apache::loncommon::select_dom_form($udom,'udom').' '.
104: &Apache::loncommon::selectstudent_link('quickform','uname','udom');
105: $r->print("<p>\n".&Apache::loncommon::studentbrowser_javascript()."\n");
106: $r->print(&mt('For User [_1] or Student/Employee ID [_2] at Domain [_3]'
107: ,'<input type="text" value="'.$uname.'" size="12" name="uname" />'
108: ,'<input type="text" value="'.$stdid.'" size="12" name="id" /> '
109: ,$chooseopt).'<br />'.
110: '<input type="submit" name="display" value="'.&mt('Update Display').'" /></p>');
111: if (($uname) && ($udom)) {
112: $r->print('<p>'.&mt('Full Name: [_1]',&Apache::loncommon::plainname($uname,$udom)).'</p>');
113: }
114: }
115: $r->rflush();
116:
117: my ($navmap,$totalParts,$totalPossible,$totalRight,$totalAttempted,$topLevelParts,$topLevelRight,$topLevelAttempted)=
118: &getData($showPoints,$uname,$udom);
119:
120: if ($showCategories) {
121: &outputCategories($r,$showPoints,$notshowTotals,
122: $navmap,$totalParts,$totalPossible,$totalRight,$totalAttempted,$topLevelParts,$topLevelRight,$topLevelAttempted);
123: } else {
124: &outputTable($r,$showPoints,$notshowTotals,
125: $navmap,$totalParts,$totalPossible,$totalRight,$totalAttempted,$topLevelParts,$topLevelRight,$topLevelAttempted);
126: }
127: if ($cangrade) { $r->print("\n</form>\n"); }
128:
129: &endGradeScreen($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: my %categories=&Apache::lonnet::dump('grading_categories',$cdom,$cnum);
145: #FIXME: debugging output
146: return &getStudentCatGrade('korte','gerd',%categories);
147: }
148:
149:
150: sub startGradeScreen {
151: my ($r,$mode)=@_;
152:
153: my $showPoints =
154: $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'standard';
155: my $notshowSPRSlink =
156: (($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'external')
157: || ($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'externalnototals')
158: || ($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'categories'));
159: my $notshowTotals=
160: $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'externalnototals';
161: my $showCategories=
162: $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'categories';
163:
164: my $allowed_to_view = &Apache::lonnet::allowed('vgr',$env{'request.course.id'});
165: my $allowed_to_edit = &Apache::lonnet::allowed('mgr',$env{'request.course.id'});
166:
167: if ($allowed_to_view) {
168: my @notes;
169: push(@notes,&mt('Students do not see total points.')) if ($notshowTotals);
170: push(@notes,&mt('Students do not see link to spreadsheet.')) if ($notshowSPRSlink);
171: push(@notes,&mt('Students will see points based on problem weights.')) if ($showPoints);
172: push(@notes,&mt('Students will see points based on categories.')) if ($showCategories);
173: push(@notes, &Apache::lonhtmlcommon::coursepreflink(&mt('Grade display settings'),'grading'));
174: $r->print(&Apache::loncommon::head_subbox(join(' ',@notes)));
175: }
176:
177:
178: $r->print("\n".'<ul class="LC_TabContentBigger" id="main">');
179: $r->print("\n".'<li'.($mode eq 'quick'?' class="active"':'').'><a href="/adm/quickgrades"><b> '.
180: ($showPoints?&mt('Individual Points Overview'):($showCategories?&mt('Grades Overview'):&mt('Completion Overview'))).
181: ' </b></a></li>');
182:
183: if (!($showPoints || $notshowSPRSlink) || ($allowed_to_view)) {
184: $r->print("\n".'<li'.($mode eq 'spreadsheet'?' class="active"':'').'><a href="/adm/'.($allowed_to_view?'classcalc':'studentcalc').'"><b>'.
185: &mt('Spreadsheet (Detailed)').'</b></a></li>');
186: }
187: if ($allowed_to_view) {
188: $r->print("\n".'<li'.($mode eq 'statistics'?' class="active"':'').'><a href="/adm/statistics"><b>'.
189: &mt('Statistics and Reports').'</b></a></li>');
190:
191: $r->print("\n".'<li'.($mode eq 'chart'?' class="active"':'').'><a href="/adm/statistics?reportSelected=student_assessment"><b>'.
192: &mt('Assessment Overview Chart').'</b></a></li>');
193:
194: }
195: if ($allowed_to_edit) {
196: $r->print("\n".'<li'.($mode eq 'grading'?' class="active"':'').'><a href="/adm/grades"><b> '.
197: &mt('Content Grading').' </b></a></li>');
198: if ($env{'form.symb'}) {
199: $r->print("\n".'<li'.($mode eq 'probgrading'?' class="active"':'').'><a href="/adm/grades?symb='.
200: &Apache::lonhtmlcommon::entity_encode($env{'form.symb'}).
201: '&command=gradingmenu"><b> '.
202: &mt('Problem Grading').' </b></a></li>');
203:
204: }
205: }
206: $r->print("\n".'</ul>'."\n");
207: $r->print('<div class="LC_Box" style="clear:both;margin:0;"><div id="maincoursedoc" style="margin:0 0;padding:0 0;"><div class="LC_ContentBox" id="mainCourseDocuments" style="display: block;">');
208: }
209:
210: sub endGradeScreen {
211: my ($r)=@_;
212: $r->print('</div></div></div>'.&Apache::loncommon::end_page());
213: }
214:
215:
216: sub getData {
217:
218: my ($showPoints,$uname,$udom)=@_;
219:
220: # Create the nav map
221: my $navmap = Apache::lonnavmaps::navmap->new($uname,$udom);
222:
223: my $res = $navmap->firstResource(); # temp resource to access constants
224:
225: my $iterator = $navmap->getIterator(undef, undef, undef, 1);
226: my $depth = 1;
227: $iterator->next(); # ignore first BEGIN_MAP
228: my $curRes = $iterator->next();
229:
230: # General overview of the following: Walk along the course resources.
231: # For every problem in the resource, tell its parent maps how many
232: # parts and how many parts correct it has. After that, each map will
233: # have a count of the total parts underneath it, correct and otherwise.
234: # After that, we will walk through the course again and read off
235: # maps in order, with their data.
236: # (If in the future people decide not to be cumulative, only add
237: # the counts to the parent map.)
238: # For convenience, "totalParts" is also "totalPoints" when we're looking
239: # at points; I can't come up with a variable name that makes sense
240: # equally for both cases.
241:
242: my $totalParts = 0; my $totalPossible = 0; my $totalRight = 0;
243: my $totalAttempted = 0;
244: my $now = time();
245: my $topLevelParts = 0; my $topLevelRight = 0; my $topLevelAttempted = 0;
246:
247: # Pre-run: Count parts correct
248: while ( $depth > 0 ) {
249: if ($curRes == $iterator->BEGIN_MAP()) {$depth++;}
250: if ($curRes == $iterator->END_MAP()) { $depth--; }
251:
252: if (ref($curRes) && $curRes->is_problem() && !$curRes->randomout)
253: {
254: # Get number of correct, incorrect parts
255: my $parts = $curRes->parts();
256: my $partsRight = 0;
257: my $partsCount = 0;
258: my $partsAttempted = 0;
259: my $stack = $iterator->getStack();
260:
261: for my $part (@{$parts}) {
262: my $dateStatus = $curRes->getDateStatus($part);
263: my $weight = $curRes->weight($part);
264: my $problemstatus = $curRes->problemstatus($part);
265:
266: if ($curRes->solved($part) eq 'excused') {
267: next;
268: }
269: if ($showPoints) {
270: my $score = 0;
271: # If we're not telling status and the answer date isn't passed yet,
272: # it's an "attempted" point
273: if ((($problemstatus eq 'no') ||
274: ($problemstatus eq 'no_feedback_ever')) &&
275: ($dateStatus != $curRes->ANSWER_OPEN)) {
276: my $status = $curRes->simpleStatus($part);
277: if ($status == $curRes->ATTEMPTED) {
278: $partsAttempted += $weight;
279: $totalAttempted += $partsAttempted;
280: }
281: } else {
282: $score = &Apache::grades::compute_points($weight, $curRes->awarded($part));
283: }
284: $partsRight += $score;
285: $totalRight += $score;
286: $partsCount += $weight;
287:
288: $curRes->{DATA}->{PROB_SCORE} += $score;
289: $curRes->{DATA}->{PROB_WEIGHT} += $weight;
290:
291: if ($curRes->opendate($part) < $now) {
292: $totalPossible += $weight;
293: $curRes->{DATA}->{PROB_POSSIBLE} += $weight;
294: }
295: $totalParts += $weight;
296: } else {
297: my $status = $curRes->simpleStatus($part);
298: my $thisright = 0;
299: $partsCount++;
300: if ($status == $curRes->CORRECT ||
301: $status == $curRes->PARTIALLY_CORRECT ) {
302: $partsRight++;
303: $totalRight++;
304: $thisright = 1;
305: }
306:
307: if ($status == $curRes->ATTEMPTED) {
308: $partsAttempted++;
309: $totalAttempted++;
310: }
311:
312: $totalParts++;
313: if ($curRes->opendate($part) < $now) {
314: $totalPossible++;
315: }
316: }
317: }
318:
319: if ($depth == 1) { # in top-level only
320: $topLevelParts += $partsCount;
321: $topLevelRight += $partsRight;
322: $topLevelAttempted += $partsAttempted;
323: }
324:
325: # Crawl down stack and record parts correct and total
326: for my $res (@{$stack}) {
327: if (ref($res) && $res->is_map()) {
328: if (!defined($res->{DATA}->{CHILD_PARTS})) {
329: $res->{DATA}->{CHILD_PARTS} = 0;
330: $res->{DATA}->{CHILD_CORRECT} = 0;
331: $res->{DATA}->{CHILD_ATTEMPTED} = 0;
332: }
333:
334: $res->{DATA}->{CHILD_PARTS} += $partsCount;
335: $res->{DATA}->{CHILD_CORRECT} += $partsRight;
336: $res->{DATA}->{CHILD_ATTEMPTED} += $partsAttempted;
337: }
338: }
339: }
340: $curRes = $iterator->next();
341: }
342: return ($navmap,$totalParts,$totalPossible,$totalRight,$totalAttempted,$topLevelParts,$topLevelRight,$topLevelAttempted);
343: }
344:
345: #
346: # Outputting everything.
347: #
348:
349: sub outputTable {
350:
351: my ($r,$showPoints,$notshowTotals,
352: $navmap,$totalParts,$totalPossible,$totalRight,$totalAttempted,$topLevelParts,$topLevelRight,$topLevelAttempted)=@_;
353:
354: my @start = (255, 255, 192);
355: my @end = (0, 192, 0);
356:
357: my $indentString = ' ';
358:
359: # Second pass: Print the maps.
360: $r->print(&Apache::loncommon::start_data_table()
361: .&Apache::loncommon::start_data_table_header_row()
362: .'<th>'.&mt('Folder').'</th>');
363: my $title = &mt($showPoints ? "Points Scored" : "Done");
364: if ($totalAttempted) {
365: $title .= " / " . &mt("Attempted");
366: }
367: $r->print("<th>$title".($notshowTotals?'':" / ".&mt('Total')).'</th>'
368: .&Apache::loncommon::end_data_table_header_row());
369: #
370: # Output of folder scores
371: #
372:
373: my $iterator = $navmap->getIterator(undef, undef, undef, 1);
374: my $depth = 1;
375: $iterator->next(); # ignore first BEGIN_MAP
376: my $curRes = $iterator->next();
377:
378: while ($depth > 0) {
379: if ($curRes == $iterator->BEGIN_MAP()) {$depth++;}
380: if ($curRes == $iterator->END_MAP()) { $depth--; }
381:
382: if (ref($curRes) && $curRes->is_map()) {
383: my $title = $curRes->compTitle();
384:
385: my $correct = $curRes->{DATA}->{CHILD_CORRECT};
386: my $total = $curRes->{DATA}->{CHILD_PARTS};
387: my $attempted = $curRes->{DATA}->{CHILD_ATTEMPTED};
388:
389: if ($total > 0) {
390: my $ratio;
391: $ratio = $correct / $total;
392: my $color = &mixColors(\@start, \@end, $ratio);
393: $r->print(&Apache::loncommon::start_data_table_row()
394: .'<td style="background-color:'.$color.';">');
395:
396: my $thisIndent = '';
397: for (my $i = 1; $i < $depth; $i++) { $thisIndent .= $indentString; }
398:
399: $r->print("$thisIndent$title</td>");
400: if ($totalAttempted) {
401: $r->print('<td valign="top">'
402: .$thisIndent
403: .'<span class="LC_nobreak">'
404: .$correct.' / '.$attempted.($notshowTotals?'':' / '.$total)
405: .'</span></td>'
406: .&Apache::loncommon::end_data_table_row()
407: );
408: } else {
409: $r->print('<td valign="top">'
410: .$thisIndent
411: .'<span class="LC_nobreak">'
412: .$correct.($notshowTotals?'':' / '.$total)
413: .'</span></td>'
414: .&Apache::loncommon::end_data_table_row());
415: }
416: }
417: }
418:
419: $curRes = $iterator->next();
420: }
421:
422: # If there were any problems at the top level, print an extra "catchall"
423: if ($topLevelParts > 0) {
424: my $ratio = $topLevelRight / $topLevelParts;
425: my $color = &mixColors(\@start, \@end, $ratio);
426: $r->print(&Apache::loncommon::start_data_table_row()
427: .'<td style="background-color:'.$color.';">');
428: $r->print(&mt("Problems Not Contained In A Folder")."</td><td>");
429: $r->print("$topLevelRight / $topLevelParts</td>"
430: .&Apache::loncommon::end_data_table_row());
431: }
432:
433: #
434: # show totals (if applicable), close table
435: #
436: if ($showPoints) {
437: my $maxHelpLink = &Apache::loncommon::help_open_topic("Quick_Grades_Possibly_Correct");
438:
439: $title = $showPoints ? "Points" : "Parts Done";
440: my $totaltitle = $showPoints ? &mt("Awarded Total Points") : &mt("Total Parts Done");
441: $r->print(&Apache::loncommon::start_data_table_row()
442: .'<td colspan="2" align="right">'.$totaltitle.': <b>'.$totalRight.'</b><br />');
443: $r->print(&mt('Max Possible To Date')." $maxHelpLink: <b>$totalPossible</b><br />");
444: $title = $showPoints ? "Points" : "Parts";
445: $r->print(&mt("Total $title In Course").': <b>'.$totalParts.'</b></td>'
446: .&Apache::loncommon::end_data_table_row());
447: }
448:
449: $r->print(&Apache::loncommon::end_data_table());
450: }
451:
452: #
453: # === Outputting category-based grades.
454: #
455: # $category{'order'}: output order of categories by id
456: # $category{'all'}: complete list of all categories
457: # $category{$id.'_name'}: display-name of category
458: #
459:
460: sub outputCategories {
461:
462: my ($r,$showPoints,$notshowTotals,
463: $navmap,$totalParts,$totalPossible,$totalRight,$totalAttempted,$topLevelParts,$topLevelRight,$topLevelAttempted)=@_;
464: # Take care of storing and retrieving categories
465:
466: my $cangrade=&Apache::lonnet::allowed('mgr');
467:
468: my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
469: my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
470: my %categories=();
471: # Loading old categories
472: %categories=&Apache::lonnet::dump('grading_categories',$cdom,$cnum);
473: # Storing
474: if (($cangrade) && (($env{'form.storechanges'}) || ($env{'form.storemove'} ne '') || ($env{'form.cmd'} ne ''))) {
475: # Process the changes
476: %categories=&process_category_edits($r,$cangrade,%categories);
477: # Actually store
478: &Apache::lonnet::put('grading_categories',\%categories,$cdom,$cnum);
479: }
480: # new categories loaded now
481: &output_category_table($r,$cangrade,$navmap,1,%categories);
482: #
483: if ($cangrade) {
484: $r->print(&Apache::loncommon::resourcebrowser_javascript().
485: '<input type="hidden" name="storemove" value="" />'.
486: '<input type="hidden" name="cmd" value="" />'.
487: '<input type="hidden" name="resourcesymb" value="" />'.
488: '<input type="submit" name="storechanges" value="'.&mt("Save changes to grading categories").'" />'.
489: '<script>function storecmd (cmd) { document.quickform.cmd.value=cmd; document.quickform.submit(); }</script>');
490: }
491: }
492:
493: #
494: # Get data for all symbs
495: #
496:
497: sub dumpdata {
498: my ($navmap)=@_;
499: my %returndata=();
500:
501: # Run through the map and get all data
502:
503: my $iterator = $navmap->getIterator(undef, undef, undef, 1);
504: my $depth = 1;
505: $iterator->next(); # ignore first BEGIN_MAP
506: my $curRes = $iterator->next();
507:
508: while ($depth > 0) {
509: if ($curRes == $iterator->BEGIN_MAP()) {$depth++;}
510: if ($curRes == $iterator->END_MAP()) { $depth--; }
511: if (ref($curRes)) {
512: if ($curRes->is_map()) {
513: $returndata{$curRes->symb()}='folder:'.$curRes->{DATA}->{CHILD_PARTS}.':'.$curRes->{DATA}->{CHILD_ATTEMPTED}.':'.$curRes->{DATA}->{CHILD_CORRECT};
514: } else {
515: $returndata{$curRes->symb()}='res:'.$curRes->{DATA}->{PROB_WEIGHT}.':'.$curRes->{DATA}->{PROB_POSSIBLE}.':'.$curRes->{DATA}->{PROB_SCORE};
516: }
517: }
518: $curRes = $iterator->next();
519: }
520: return %returndata;
521: }
522:
523: #
524: # Process editing commands, update category hash
525: #
526:
527: sub process_category_edits {
528: my ($r,$cangrade,%categories)=@_;
529: unless ($cangrade) { return %categories; }
530: # First store everything
531: foreach my $id (split(/\,/,$categories{'order'})) {
532: # Set names, types, and weight (there is only one of each per category)
533: %categories=&set_category_name($cangrade,$id,$env{'form.name_'.$id},%categories);
534: %categories=&set_category_total($cangrade,$id,$env{'form.totaltype_'.$id},$env{'form.total_'.$id},%categories);
535: %categories=&set_category_weight($cangrade,$id,$env{'form.weight_'.$id},%categories);
536: %categories=&set_category_displayachieved($cangrade,$id,$env{'form.displayachieved_'.$id},%categories);
537: # Set values for category rules (before names may change)
538: %categories=&set_category_rules($cangrade,$id,%categories);
539: }
540:
541: # Now deal with commands
542: my $cmd=$env{'form.cmd'};
543: if ($cmd eq 'createnewcat') {
544: %categories=&make_new_category($r,$cangrade,undef,%categories);
545: } elsif ($cmd=~/^up\_(.+)$/) {
546: %categories=&move_up_category($1,$cangrade,%categories);
547: } elsif ($cmd=~/^down\_(.+)$/) {
548: %categories=&move_down_category($1,$cangrade,%categories);
549: } elsif ($cmd=~/^delcat\_(.+)$/) {
550: %categories=&del_category($1,$cangrade,%categories);
551: } elsif ($cmd=~/^addcont\_(.+)$/) {
552: %categories=&add_category_content($1,$cangrade,$env{'form.resourcesymb'},%categories);
553: } elsif ($cmd=~/^delcont\_(.+)\_\_\_\_\_\_(.+)$/) {
554: %categories=&del_category_content($1,$cangrade,$2,%categories);
555: } elsif ($cmd=~/^newrule\_(.+)$/) {
556: %categories=&add_calculation_rule($1,$cangrade,':',%categories);
557: } elsif ($cmd=~/^delrule\_(.+)\_\_\_\_\_\_(.*)$/) {
558: %categories=&del_calculation_rule($1,$cangrade,$2,%categories);
559: }
560: # Move to a new position
561: my $moveid=$env{'form.storemove'};
562: if ($moveid) {
563: %categories=&move_category($moveid,$cangrade,$env{'form.newpos_'.$moveid},%categories);
564: }
565: return %categories;
566: }
567:
568: #
569: # Output the table
570: #
571:
572: sub output_category_table {
573: my ($r,$cangrade,$navmaps,$output,%categories)=@_;
574:
575: my $totalweight=0;
576: my $totalpoints=0;
577:
578: if ($output) {
579: $r->print(&Apache::loncommon::start_data_table());
580: #
581: &output_category_table_header($r,$cangrade);
582: }
583: #
584: my @order=split(/\,/,$categories{'order'});
585: #
586: my %performance=&dumpdata($navmaps);
587: my $maxpos=$#order;
588: for (my $i=0;$i<=$maxpos;$i++) {
589: my ($correct,$possible,$type,$weight)=&output_and_calc_category($r,$cangrade,$navmaps,$order[$i],$i,$maxpos,\%performance,$output,%categories);
590: unless ($possible) { next; }
591: $totalpoints+=$weight*$correct/$possible;
592: $totalweight+=$weight;
593: }
594: #
595: my $perc=0;
596: if ($totalweight) { $perc=100.*$totalpoints/$totalweight; }
597:
598: if ($output) {
599: &bottom_line_category($r,$cangrade,$perc);
600: $r->print(&Apache::loncommon::end_data_table());
601: }
602: return $perc;
603: }
604:
605: sub output_category_table_header {
606: my ($r,$cangrade)=@_;
607: $r->print(&Apache::loncommon::start_data_table_header_row());
608: if ($cangrade) {
609: $r->print('<th colspan="2">'.&mt("Move").'</th><th>'.&mt('Action').'</th>');
610: }
611: $r->print('<th>'.&mt('Category').'</th>'.
612: '<th>'.&mt('Contents').'</th>'.
613: '<th>'.&mt('Total Points').'</th>'.
614: '<th>'.&mt('Calculation').'</th>'.
615: '<th>'.&mt('Relative Weight').'</th>'.
616: '<th>'.&mt('Achieved').'</th>');
617: $r->print(&Apache::loncommon::end_data_table_header_row());
618: }
619:
620:
621: #
622: # Output one category to table
623: #
624:
625: sub output_and_calc_category {
626: my ($r,$cangrade,$navmaps,$id,$currentpos,$maxpos,$performance,$output,%categories)=@_;
627:
628: if ($output) { $r->print("\n".&Apache::loncommon::start_data_table_row()); }
629:
630: if ($output && $cangrade) {
631: my $iconpath = &Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL') . "/");
632: my %lt=&Apache::lonlocal::texthash(
633: 'up' => 'Move Up',
634: 'dw' => 'Move Down');
635:
636: $r->print(<<ENDMOVE);
637: <td>
638: <div class="LC_docs_entry_move">
639: <a href='javascript:storecmd("up_$id");'>
640: <img src="${iconpath}move_up.gif" alt='$lt{'up'}' class="LC_icon" />
641: </a>
642: </div>
643: <div class="LC_docs_entry_move">
644: <a href='javascript:storecmd("down_$id");'>
645: <img src="${iconpath}move_down.gif" alt='$lt{'dw'}' class="LC_icon" />
646: </a>
647: </div>
648: </td>
649: ENDMOVE
650: $r->print("\n<td>\n<select name='newpos_$id' onchange='this.form.storemove.value=\"$id\";this.form.submit()'>");
651: for (my $i=0;$i<=$maxpos;$i++) {
652: if ($i==$currentpos) {
653: $r->print('<option value="" selected="selected">('.$i.')</option>');
654: } else {
655: $r->print('<option value="'.$i.'">'.$i.'</option>');
656: }
657: }
658: $r->print("\n</select>\n</td>\n");
659: $r->print('<td><a href="javascript:storecmd(\'delcat_'.$id.'\');">'.&mt('Delete').'</a></td>');
660: $r->print('<td><input type="text" name="name_'.$id.
661: '" value="'.&Apache::lonhtmlcommon::entity_encode($categories{$id.'_name'}).'" /></td>');
662: } elsif ($output) {
663: $r->print('<td>'.$categories{$id.'_name'}.'</td>');
664: }
665: # Content display and summing up of points
666: my $totalpossible=0;
667: my $totalcorrect=0;
668: my @individual=();
669: if ($output) { $r->print('<td><ul>'); }
670: foreach my $contentid (split(/\,/,$categories{$id.'_content'})) {
671: my ($type,$possible,$attempted,$correct)=split(/\:/,$$performance{$contentid});
672: $totalpossible+=$possible;
673: $totalcorrect+=$correct;
674: if ($possible>0) { push(@individual,"$possible:$correct"); }
675: if ($output) {
676: $r->print('<li>');
677: $r->print(&Apache::lonnet::gettitle($contentid).' ('.&numberout($correct).'/'.&numberout($possible).')');
678: if ($cangrade) {
679: $r->print(' <a href="javascript:storecmd(\'delcont_'.$id.'______'.$contentid.'\');">'.&mt('Delete').'</a>');
680: }
681: $r->print('</li>');
682: }
683: }
684: if ($output) {
685: $r->print('</ul>');
686: if ($cangrade) {
687: $r->print('<br />'.&Apache::loncommon::selectresource_link('quickform','addcont_'.$id,&mt('Add Problem or Folder')).'<br />');
688: }
689: $r->print('<p><b>'.&mt('Total raw points: [_1]/[_2]',&numberout($totalcorrect),&numberout($totalpossible)).'</b></p>');
690: $r->print('</td>');
691: }
692: # Total
693: if ($output) { $r->print('<td>'); }
694: if ($cangrade) {
695: if ($output) {
696: $r->print(
697: '<select name="totaltype_'.$id.'">'.
698: '<option value="default"'.($categories{$id.'_totaltype'} eq 'default'?' selected="selected"':'').'>'.&mt('default').'</option>'.
699: '<option value="typein"'.($categories{$id.'_totaltype'} eq 'typein'?' selected="selected"':'').'>'.&mt('Type-in value').'</option>'.
700: '</select>'.
701: '<input type="text" size="4" name="total_'.$id.
702: '" value="'.&Apache::lonhtmlcommon::entity_encode($categories{$id.'_total'}).'" />');
703: }
704: } else {
705: if ($output) {
706: $r->print('<td>'.($categories{$id.'_totaltype'} eq 'default'?&mt('default'):$categories{$id.'_total'}));
707: }
708: }
709: # Adjust total points
710: if ($categories{$id.'_totaltype'} eq 'typein') {
711: $totalpossible=1.*$categories{$id.'_total'};
712: }
713: if ($output) {
714: $r->print('<p><b>'.&mt('Adjusted raw points: [_1]/[_2]',&numberout($totalcorrect),&numberout($totalpossible)).'</b></p>');
715: }
716:
717:
718: # Calculation
719: if ($output) { $r->print('<td><ul>'); }
720: foreach my $calcrule (split(/\,/,$categories{$id.'_calculations'})) {
721: if ($output) { $r->print('<li>'); }
722: my ($code,$value)=split(/\:/,$calcrule);
723: if ($output) { $r->print(&pretty_prt_rule($cangrade,$id,$code,$value)); }
724: if ($cangrade) {
725: if ($output) { $r->print(' <a href="javascript:storecmd(\'delrule_'.$id.'______'.$code.'\');">'.&mt('Delete').'</a>'); }
726: }
727: if ($code eq 'capabove') {
728: if ($totalpossible>0) {
729: if ($totalcorrect/$totalpossible>$value/100.) {
730: $totalcorrect=$totalpossible*$value/100.;
731: }
732: }
733: } elsif ($code eq 'capbelow') {
734: if ($totalpossible>0) {
735: if ($totalcorrect/$totalpossible<$value/100.) {
736: $totalcorrect=$totalpossible*$value/100.;
737: }
738: }
739: } elsif ($code eq 'droplow') {
740: ($totalpossible,$totalcorrect,@individual)=&drop(0,0,$value,@individual);
741: } elsif ($code eq 'drophigh') {
742: ($totalpossible,$totalcorrect,@individual)=&drop(1,0,$value,@individual);
743: } elsif ($code eq 'droplowperc') {
744: ($totalpossible,$totalcorrect,@individual)=&drop(0,1,$value,@individual);
745: } elsif ($code eq 'drophighperc') {
746: ($totalpossible,$totalcorrect,@individual)=&drop(1,1,$value,@individual);
747: }
748: if ($output) { $r->print('</li>'); }
749: }
750: # Re-adjust total points if force total
751: if ($categories{$id.'_totaltype'} eq 'typein') {
752: $totalpossible=1.*$categories{$id.'_total'};
753: }
754:
755: if ($output) {
756: $r->print('</ul>');
757: if ($cangrade) { $r->print('<br />'.&new_calc_rule_form($id)); }
758: $r->print('<p><b>'.&mt('Calculated points: [_1]/[_2]',&numberout($totalcorrect),&numberout($totalpossible)).'</b></p>');
759: $r->print('</td>');
760: }
761: #
762: # Prepare for export
763: #
764: # Weight
765: my $weight=$categories{$id.'_weight'};
766: unless (1.*$weight>0) { $weight=0; }
767: if ($cangrade) {
768: if ($output) {
769: $r->print('<td>'.
770: '<input type="text" size="4" name="weight_'.$id.
771: '" value="'.&Apache::lonhtmlcommon::entity_encode($weight).'" /></td>');
772: }
773: } else {
774: if ($output) {
775: $r->print('<td>'.$weight.'</td>');
776: }
777: }
778: # Achieved
779: my $type=$categories{$id.'_displayachieved'};
780: unless (($type eq 'percent') || ($type eq 'points')) { $type='points'; }
781: if ($output) { $r->print('<td>'); }
782: if ($cangrade) {
783: if ($output) {
784: $r->print('<select name="displayachieved_'.$id.'">'.
785: '<option value="percent"'.($type eq 'percent'?' selected="selected"':'').'>'.&mt('percent').'</option>'.
786: '<option value="points"'.($type eq 'points'?' selected="selected"':'').'>'.&mt('points').'</option>'.
787: '</select>');
788: }
789: }
790: if ($output) {
791: $r->print('<p><b>');
792: if ($type eq 'percent') {
793: my $perc='---';
794: if ($totalpossible) {
795: $perc=100.*$totalcorrect/$totalpossible;
796: }
797: $r->print(&mt('[_1] percent',&numberout($perc)));
798: } else {
799: $r->print(&mt('[_1]/[_2] points',&numberout($totalcorrect),&numberout($totalpossible)));
800: }
801: $r->print('</b></p>');
802: }
803: if ($output) { $r->print('</td>'); }
804:
805: return ($totalcorrect,$totalpossible,$type,$weight);
806: }
807:
808: #
809: # Drop folders and problems
810: #
811:
812: sub drop {
813: my ($high,$percent,$n,@individual)=@_;
814: # Sort assignments by points or percent
815: my @newindividual=sort {
816: my ($pa,$ca)=split(/\:/,$a);
817: my ($pb,$cb)=split(/\:/,$b);
818: if ($percent) {
819: my $perca=0;
820: if ($pa>0) { $perca=$ca/$pa; }
821: my $percb=0;
822: if ($pb>0) { $percb=$cb/$pb; }
823: $perca<=>$percb;
824: } else {
825: $ca<=>$cb;
826: }
827: } @individual;
828: # Drop the ones we don't want
829: if ($#newindividual>=$n) {
830: if ($high) {
831: splice(@newindividual,$#newindividual+1-$n,$n);
832: } else {
833: splice(@newindividual,0,$n);
834: }
835: } else {
836: @newindividual=();
837: }
838: # Re-calculate how many points possible and achieved
839: my $newpossible=0;
840: my $newcorrect=0;
841: for my $score (@newindividual) {
842: my ($thispossible,$thiscorrect)=(split(/\:/,$score));
843: $newpossible+=$thispossible;
844: $newcorrect+=$thiscorrect;
845: }
846: return ($newpossible,$newcorrect,@newindividual);
847: }
848: #
849: # Bottom line with grades
850: #
851:
852: sub bottom_line_category {
853: my ($r,$cangrade,$perc)=@_;
854: $r->print(&Apache::loncommon::start_data_table_row());
855: if ($cangrade) {
856: $r->print('<td colspan="3"><a href="javascript:storecmd(\'createnewcat\');">'.&mt('Create New Category').'</a></td>');
857: }
858: $r->print('<td colspan="6"><b>'.&mt('Total: [_1] percent',&numberout($perc)).'</b></td>');
859: }
860:
861: sub numberout {
862: my ($number)=@_;
863: my $printout=sprintf("%.3f", $number);
864: $printout=~s/0+$//;
865: $printout=~s/\.$//;
866: return $printout;
867: }
868: #
869: # Make one new category
870: #
871:
872: sub make_new_category {
873: my ($r,$cangrade,$ordernum,%categories)=@_;
874: unless ($cangrade) { return %categories; }
875: # Generate new ID
876: my $id=time.'_'.$$.'_'.rand(10000);
877: # Add new ID to list of all IDs ever created in this course
878: $categories{'all'}.=','.$id;
879: $categories{'all'}=~s/^\,//;
880: # Add new ID to ordered list of displayed and evaluated categories
881: $categories{'order'}.=','.$id;
882: $categories{'order'}=~s/^\,//;
883: # Move it into desired space
884: if (defined($ordernum)) {
885: %categories=&move_category($id,$cangrade,$ordernum,%categories);
886: }
887: $categories{$id.'_weight'}=0;
888: $categories{$id.'_totaltype'}='default';
889: $categories{$id.'_displayachieved'}='percent';
890: return %categories;
891: }
892:
893:
894: # === Calculation Rule Editing
895:
896: sub category_rule_codes {
897: return &Apache::lonlocal::texthash(
898: 'droplowperc' => 'Drop N lowest grade percentage problems/folders',
899: 'drophighperc' => 'Drop N highest grade percentage problems/folderss',
900: 'droplow' => 'Drop N lowest point problems/folders',
901: 'drophigh' => 'Drop N highest point problems/folders',
902: 'capabove' => 'Cap percentage above N percent',
903: 'capbelow' => 'Cap percentage below N percent');
904: }
905:
906: sub pretty_prt_rule {
907: my ($cangrade,$id,$code,$value)=@_;
908: my $cid=$id.'_'.$code;
909: my %lt=&category_rule_codes();
910: my $ret='<span class="LC_nobreak">';
911: if ($cangrade) {
912: $ret.='<select name="sel_'.$cid.'">';
913: foreach my $calc (''=>'',sort(keys(%lt))) {
914: $ret.='<option value="'.$calc.'"'.($calc eq $code?' selected="selected"':'').' />'.$lt{$calc}.'</input>';
915: }
916: $ret.='</select> N=<input type="text" size="5" name="val_'.$cid.'" value="'.$value.'" /></span>';
917: } else {
918: $ret.=$lt{$code}.'; N='.$value;
919: }
920: $ret.='</span>';
921: return $ret;
922: }
923:
924: sub new_calc_rule_form {
925: my ($id)=@_;
926: return '<a href="javascript:storecmd(\'newrule_'.$id.'\');">'.&mt('New Calculation Rule').'</a>';
927: }
928:
929: #
930: # Add a calculation rule
931: #
932:
933: sub add_calculation_rule {
934: my ($id,$cangrade,$newcontent,%categories)=@_;
935: unless ($cangrade) { return %categories; }
936: my %newcontent=($newcontent => 1);
937: foreach my $current (split(/\,/,$categories{$id.'_calculations'})) {
938: $newcontent{$current}=1;
939: }
940: $categories{$id.'_calculations'}=join(',',sort(keys(%newcontent)));
941: return %categories;
942: }
943:
944: #
945: # Delete a calculation rule
946: #
947:
948: sub del_calculation_rule {
949: my ($id,$cangrade,$delcontent,%categories)=@_;
950: unless ($cangrade) { return %categories; }
951: my @newcontent=();
952: foreach my $current (split(/\,/,$categories{$id.'_calculations'})) {
953: unless ($current=~/^\Q$delcontent\E\:/) {
954: push(@newcontent,$current);
955: }
956: }
957: $categories{$id.'_calculations'}=join(',',@newcontent);
958: return %categories;
959: }
960:
961: sub set_category_rules {
962: my ($cangrade,$id,%categories)=@_;
963: unless ($cangrade) { return %categories; }
964: my %lt=&category_rule_codes();
965: my @newrules=();
966: foreach my $code ('',(keys(%lt))) {
967: if ($env{'form.sel_'.$id.'_'.$code}) {
968: push(@newrules,$env{'form.sel_'.$id.'_'.$code}.':'.$env{'form.val_'.$id.'_'.$code});
969: }
970: }
971: $categories{$id.'_calculations'}=join(',',sort(@newrules));
972: return %categories;
973: }
974:
975:
976: # === Category Editing
977:
978: #
979: # Add to category content
980: #
981:
982: sub add_category_content {
983: my ($id,$cangrade,$newcontent,%categories)=@_;
984: unless ($cangrade) { return %categories; }
985: &Apache::lonnet::logthis("In here $newcontent");
986: my %newcontent=($newcontent => 1);
987: foreach my $current (split(/\,/,$categories{$id.'_content'})) {
988: $newcontent{$current}=1;
989: }
990: $categories{$id.'_content'}=join(',',sort(keys(%newcontent)));
991: return %categories;
992: }
993:
994: #
995: # Delete from category content
996: #
997:
998: sub del_category_content {
999: my ($id,$cangrade,$delcontent,%categories)=@_;
1000: unless ($cangrade) { return %categories; }
1001: my @newcontent=();
1002: foreach my $current (split(/\,/,$categories{$id.'_content'})) {
1003: unless ($current eq $delcontent) {
1004: push(@newcontent,$current);
1005: }
1006: }
1007: $categories{$id.'_content'}=join(',',@newcontent);
1008: return %categories;
1009: }
1010:
1011: #
1012: # Delete category
1013: #
1014:
1015: sub del_category {
1016: my ($id,$cangrade,%categories)=@_;
1017: unless ($cangrade) { return %categories; }
1018: my @neworder=();
1019: foreach my $currentid (split(/\,/,$categories{'order'})) {
1020: unless ($currentid eq $id) {
1021: push(@neworder,$currentid);
1022: }
1023: }
1024: $categories{'order'}=join(',',@neworder);
1025: return %categories;
1026: }
1027:
1028: #
1029: # Move category up
1030: #
1031:
1032: sub move_up_category {
1033: my ($id,$cangrade,%categories)=@_;
1034: my $currentpos=¤t_pos_category($id,%categories);
1035: if ($currentpos<1) { return %categories; }
1036: return &move_category($id,$cangrade,$currentpos-1,%categories);
1037: }
1038:
1039: #
1040: # Move category down
1041: #
1042:
1043: sub move_down_category {
1044: my ($id,$cangrade,%categories)=@_;
1045: my $currentpos=¤t_pos_category($id,%categories);
1046: my @order=split(/\,/,$categories{'order'});
1047: if ($currentpos>=$#order) { return %categories; }
1048: return &move_category($id,$cangrade,$currentpos+1,%categories);
1049: }
1050:
1051: #
1052: # Move a category to a desired position n the display order
1053: #
1054:
1055: sub move_category {
1056: my ($id,$cangrade,$ordernum,%categories)=@_;
1057: unless ($cangrade) { return %categories; }
1058: my @order=split(/\,/,$categories{'order'});
1059: # Where is the index currently?
1060: my $currentpos=¤t_pos_category($id,%categories);
1061: if (defined($currentpos)) {
1062: if ($currentpos<$ordernum) {
1063: # This is moving to a higher index
1064: # ....X1234....
1065: # ....1234X....
1066: for (my $i=$currentpos;$i<$ordernum;$i++) {
1067: $order[$i]=$order[$i+1];
1068: }
1069: $order[$ordernum]=$id;
1070: }
1071: if ($currentpos>$ordernum) {
1072: # This is moving to a lower index
1073: # ....1234X....
1074: # ....X1234....
1075: for (my $i=$currentpos;$i>$ordernum;$i--) {
1076: $order[$i]=$order[$i-1];
1077: }
1078: $order[$ordernum]=$id;
1079: }
1080: }
1081: $categories{'order'}=join(',',@order);
1082: return %categories;
1083: }
1084:
1085: #
1086: # Find current postion of a category in the order
1087: #
1088:
1089: sub current_pos_category {
1090: my ($id,%categories)=@_;
1091: my @order=split(/\,/,$categories{'order'});
1092: for (my $i=0;$i<=$#order;$i++) {
1093: if ($order[$i] eq $id) { return $i; }
1094: }
1095: # not found
1096: return undef;
1097: }
1098:
1099: #
1100: # Set name of a category
1101: #
1102: sub set_category_name {
1103: my ($cangrade,$id,$name,%categories)=@_;
1104: unless ($cangrade) { return %categories; }
1105: $categories{$id.'_name'}=$name;
1106: return %categories;
1107: }
1108:
1109: #
1110: # Set total of a category
1111: #
1112: sub set_category_total {
1113: my ($cangrade,$id,$totaltype,$total,%categories)=@_;
1114: unless ($cangrade) { return %categories; }
1115: if (($categories{$id.'_total'} eq '') && ($total=~/\d/)) {
1116: $totaltype='typein';
1117: }
1118: $categories{$id.'_totaltype'}=$totaltype;
1119: if ($totaltype eq 'default') {
1120: $categories{$id.'_total'}='';
1121: } else {
1122: $total=~s/\D//gs;
1123: unless ($total) { $total=0; }
1124: $categories{$id.'_total'}=$total;
1125: }
1126: return %categories;
1127: }
1128:
1129: sub set_category_weight {
1130: my ($cangrade,$id,$weight,%categories)=@_;
1131: unless ($cangrade) { return %categories; }
1132: $weight=~s/\D//gs;
1133: unless ($weight) { $weight=0; }
1134: $categories{$id.'_weight'}=$weight;
1135: return %categories;
1136: }
1137:
1138: sub set_category_displayachieved {
1139: my ($cangrade,$id,$value,%categories)=@_;
1140: unless ($cangrade) { return %categories; }
1141: unless (($value eq 'percent') || ($value eq 'points')) { $value='percent'; }
1142: $categories{$id.'_displayachieved'}=$value;
1143: return %categories;
1144: }
1145:
1146:
1147: #
1148: # === end category-related
1149: #
1150: #
1151: # Pass this two refs to arrays for the start and end color, and a number
1152: # from 0 to 1 for how much of the latter you want to mix in. It will
1153: # return a string ready to show ("#FFC309");
1154:
1155: sub mixColors {
1156: my $start = shift;
1157: my $end = shift;
1158: my $ratio = shift;
1159:
1160: my ($a,$b);
1161: my $final = "";
1162: $a = $start->[0]; $b = $end->[0];
1163: my $mix1 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
1164: $a = $start->[1]; $b = $end->[1];
1165: my $mix2 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
1166: $a = $start->[2]; $b = $end->[2];
1167: my $mix3 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
1168:
1169: $final = sprintf "%02x%02x%02x", $mix1, $mix2, $mix3;
1170: return "#" . $final;
1171: }
1172:
1173: 1;
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