Annotation of loncom/interface/lonquickgrades.pm, revision 1.52
1.1 bowersj2 1: # The LearningOnline Network with CAPA
2: # Quick Student Grades Display
3: #
1.52 ! www 4: # $Id: lonquickgrades.pm,v 1.51 2010/11/29 22:37:26 www Exp $
1.1 bowersj2 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);
1.5 bowersj2 33: use POSIX;
1.25 www 34: use Apache::loncommon;
35: use Apache::lonlocal;
1.36 albertel 36: use Apache::lonnet;
1.38 bowersj2 37: use Apache::grades;
1.1 bowersj2 38:
39: sub handler {
40: my $r = shift;
1.5 bowersj2 41: return real_handler($r);
42: }
43:
44: sub real_handler {
45: my $r = shift;
1.1 bowersj2 46:
47: &Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
48:
49: # Handle header-only request
1.40 albertel 50: if ($env{'browser.mathml'}) {
51: &Apache::loncommon::content_type($r,'text/xml');
52: } else {
53: &Apache::loncommon::content_type($r,'text/html');
54: }
1.1 bowersj2 55: if ($r->header_only) {
1.40 albertel 56: $r->send_http_header;
1.1 bowersj2 57: return OK;
58: }
59:
60: # Send header, don't cache this page
61: &Apache::loncommon::no_cache($r);
62: $r->send_http_header;
63:
1.22 matthew 64: my $showPoints =
1.36 albertel 65: $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'standard';
1.29 albertel 66: my $notshowSPRSlink =
1.49 www 67: (($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'external')
68: || ($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'externalnototals'));
69: my $notshowTotals=
70: $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'externalnototals';
1.50 www 71: my $showCategories=
72: $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'categories';
73:
1.17 bowersj2 74:
1.1 bowersj2 75: # Header
1.47 schafran 76: my $title = "Grading and Statistics";#$showPoints ? "Points Display" : "Completed Problems Display";
1.46 raeburn 77: my $brcrum = [{href=>"/adm/quickgrades",text => "Points Display"}];
78: $r->print(&Apache::loncommon::start_page($title,undef,
79: {'bread_crumbs' => $brcrum})
80: );
1.1 bowersj2 81:
1.52 ! www 82: $r->print(&Apache::lonhtmlcommon::coursepreflink(&mt('Grade display settings'),'grading'));
! 83:
1.29 albertel 84: if (!$showPoints && !$notshowSPRSlink ) {
1.43 bisitz 85: $r->print('<p>'
86: .&mt('This screen shows how many problems (or problem parts) you have completed'
87: .', and how many you have not yet done.'
88: .' You can also look at [_1]a detailed score sheet[_2].'
89: ,'<a href="/adm/studentcalc">','</a>')
90: .'</p>');
1.17 bowersj2 91: }
92:
1.43 bisitz 93: $r->print('<p class="LC_info">'.&mt('This may take a few moments to display.').'</p>');
1.17 bowersj2 94:
95: $r->rflush();
1.51 www 96: my ($navmap,$totalParts,$totalPossible,$totalRight,$totalAttempted,$topLevelParts,$topLevelRight,$topLevelAttempted)=&getData($showPoints);
97: &outputTable($r,$showPoints,$notshowTotals,
98: $navmap,$totalParts,$totalPossible,$totalRight,$totalAttempted,$topLevelParts,$topLevelRight,$topLevelAttempted);
99: return OK;
100:
101: }
1.2 bowersj2 102:
1.51 www 103: sub getData {
104:
105: my ($showPoints)=@_;
106:
107: # Create the nav map
108: my $navmap = Apache::lonnavmaps::navmap->new();
109:
110: my $res = $navmap->firstResource(); # temp resource to access constants
1.1 bowersj2 111:
112: my $iterator = $navmap->getIterator(undef, undef, undef, 1);
113: my $depth = 1;
114: $iterator->next(); # ignore first BEGIN_MAP
115: my $curRes = $iterator->next();
1.4 bowersj2 116:
1.5 bowersj2 117: # General overview of the following: Walk along the course resources.
118: # For every problem in the resource, tell its parent maps how many
119: # parts and how many parts correct it has. After that, each map will
120: # have a count of the total parts underneath it, correct and otherwise.
121: # After that, we will walk through the course again and read off
122: # maps in order, with their data.
123: # (If in the future people decide not to be cumulative, only add
124: # the counts to the parent map.)
1.17 bowersj2 125: # For convenience, "totalParts" is also "totalPoints" when we're looking
126: # at points; I can't come up with a variable name that makes sense
127: # equally for both cases.
1.5 bowersj2 128:
129: my $totalParts = 0; my $totalPossible = 0; my $totalRight = 0;
1.28 bowersj2 130: my $totalAttempted = 0;
1.14 bowersj2 131: my $now = time();
1.28 bowersj2 132: my $topLevelParts = 0; my $topLevelRight = 0; my $topLevelAttempted = 0;
1.5 bowersj2 133:
134: # Pre-run: Count parts correct
1.1 bowersj2 135: while ( $depth > 0 ) {
136: if ($curRes == $iterator->BEGIN_MAP()) {$depth++;}
137: if ($curRes == $iterator->END_MAP()) { $depth--; }
138:
1.7 bowersj2 139: if (ref($curRes) && $curRes->is_problem() && !$curRes->randomout)
1.5 bowersj2 140: {
141: # Get number of correct, incorrect parts
142: my $parts = $curRes->parts();
143: my $partsRight = 0;
1.17 bowersj2 144: my $partsCount = 0;
1.28 bowersj2 145: my $partsAttempted = 0;
1.5 bowersj2 146: my $stack = $iterator->getStack();
147:
148: for my $part (@{$parts}) {
1.28 bowersj2 149: my $completionStatus = $curRes->getCompletionStatus($part);
150: my $dateStatus = $curRes->getDateStatus($part);
151:
152: if ($completionStatus == $curRes->EXCUSED()) {
1.21 matthew 153: next;
154: }
1.17 bowersj2 155: if ($showPoints) {
1.28 bowersj2 156: my $score = 0;
157: # If we're not telling status and the answer date isn't passed yet,
158: # it's an "attempted" point
1.42 raeburn 159: if ((($curRes->problemstatus($part) eq 'no') ||
160: ($curRes->problemstatus($part) eq 'no_feedback_ever')) &&
1.28 bowersj2 161: ($dateStatus != $curRes->ANSWER_OPEN)) {
1.31 albertel 162: my $status = $curRes->simpleStatus($part);
163: if ($status == $curRes->ATTEMPTED) {
164: $partsAttempted += $curRes->weight($part);
165: $totalAttempted += $partsAttempted;
166: }
1.28 bowersj2 167: } else {
1.39 albertel 168: $score = &Apache::grades::compute_points($curRes->weight($part), $curRes->awarded($part));
1.28 bowersj2 169: }
1.17 bowersj2 170: $partsRight += $score;
171: $totalRight += $score;
1.19 bowersj2 172: $partsCount += $curRes->weight($part);
1.18 bowersj2 173:
1.17 bowersj2 174: if ($curRes->opendate($part) < $now) {
1.20 bowersj2 175: $totalPossible += $curRes->weight($part);
1.17 bowersj2 176: }
1.19 bowersj2 177: $totalParts += $curRes->weight($part);
1.17 bowersj2 178: } else {
1.27 bowersj2 179: my $status = $curRes->simpleStatus($part);
1.17 bowersj2 180: my $thisright = 0;
181: $partsCount++;
1.37 albertel 182: if ($status == $curRes->CORRECT ||
183: $status == $curRes->PARTIALLY_CORRECT ) {
1.17 bowersj2 184: $partsRight++;
185: $totalRight++;
186: $thisright = 1;
187: }
1.28 bowersj2 188:
189: if ($status == $curRes->ATTEMPTED) {
190: $partsAttempted++;
191: $totalAttempted++;
192: }
1.17 bowersj2 193:
194: my $dateStatus = $curRes->getDateStatus($part);
1.19 bowersj2 195: $totalParts++;
1.17 bowersj2 196: if ($curRes->opendate($part) < $now) {
197: $totalPossible++;
198: }
199: }
1.5 bowersj2 200: }
1.15 bowersj2 201:
202: if ($depth == 1) { # in top-level only
1.19 bowersj2 203: $topLevelParts += $partsCount;
1.15 bowersj2 204: $topLevelRight += $partsRight;
1.28 bowersj2 205: $topLevelAttempted += $partsAttempted;
1.15 bowersj2 206: }
207:
1.5 bowersj2 208: # Crawl down stack and record parts correct and total
209: for my $res (@{$stack}) {
210: if (ref($res) && $res->is_map()) {
211: if (!defined($res->{DATA}->{CHILD_PARTS})) {
212: $res->{DATA}->{CHILD_PARTS} = 0;
213: $res->{DATA}->{CHILD_CORRECT} = 0;
1.28 bowersj2 214: $res->{DATA}->{CHILD_ATTEMPTED} = 0;
1.5 bowersj2 215: }
216:
1.17 bowersj2 217: $res->{DATA}->{CHILD_PARTS} += $partsCount;
1.5 bowersj2 218: $res->{DATA}->{CHILD_CORRECT} += $partsRight;
1.28 bowersj2 219: $res->{DATA}->{CHILD_ATTEMPTED} += $partsAttempted;
1.5 bowersj2 220: }
221: }
222: }
223: $curRes = $iterator->next();
224: }
1.51 www 225: return ($navmap,$totalParts,$totalPossible,$totalRight,$totalAttempted,$topLevelParts,$topLevelRight,$topLevelAttempted);
226: }
227:
228: #
229: # Outputting everything.
230: #
231:
232: sub outputTable {
1.5 bowersj2 233:
1.51 www 234: my ($r,$showPoints,$notshowTotals,
235: $navmap,$totalParts,$totalPossible,$totalRight,$totalAttempted,$topLevelParts,$topLevelRight,$topLevelAttempted)=@_;
1.5 bowersj2 236:
1.7 bowersj2 237: my @start = (255, 255, 192);
1.5 bowersj2 238: my @end = (0, 192, 0);
239:
240: my $indentString = ' ';
241:
242: # Second pass: Print the maps.
1.43 bisitz 243: $r->print(&Apache::loncommon::start_data_table()
244: .&Apache::loncommon::start_data_table_header_row()
245: .'<th>'.&mt('Folder').'</th>');
1.51 www 246: my $title = &mt($showPoints ? "Points Scored" : "Done");
1.28 bowersj2 247: if ($totalAttempted) {
1.51 www 248: $title .= " / " . &mt("Attempted");
1.28 bowersj2 249: }
1.49 www 250: $r->print("<th>$title".($notshowTotals?'':" / ".&mt('Total')).'</th>'
1.43 bisitz 251: .&Apache::loncommon::end_data_table_header_row());
1.51 www 252: #
253: # Output of folder scores
254: #
255:
256: my $iterator = $navmap->getIterator(undef, undef, undef, 1);
257: my $depth = 1;
258: $iterator->next(); # ignore first BEGIN_MAP
259: my $curRes = $iterator->next();
260:
1.5 bowersj2 261: while ($depth > 0) {
262: if ($curRes == $iterator->BEGIN_MAP()) {$depth++;}
263: if ($curRes == $iterator->END_MAP()) { $depth--; }
264:
265: if (ref($curRes) && $curRes->is_map()) {
266: my $title = $curRes->compTitle();
267:
268: my $correct = $curRes->{DATA}->{CHILD_CORRECT};
269: my $total = $curRes->{DATA}->{CHILD_PARTS};
1.28 bowersj2 270: my $attempted = $curRes->{DATA}->{CHILD_ATTEMPTED};
1.5 bowersj2 271:
1.6 bowersj2 272: if ($total > 0) {
273: my $ratio;
274: $ratio = $correct / $total;
1.51 www 275: my $color = &mixColors(\@start, \@end, $ratio);
1.43 bisitz 276: $r->print(&Apache::loncommon::start_data_table_row()
277: .'<td style="background-color:'.$color.';">');
1.6 bowersj2 278:
1.15 bowersj2 279: my $thisIndent = '';
280: for (my $i = 1; $i < $depth; $i++) { $thisIndent .= $indentString; }
1.6 bowersj2 281:
1.15 bowersj2 282: $r->print("$thisIndent$title</td>");
1.28 bowersj2 283: if ($totalAttempted) {
1.45 bisitz 284: $r->print('<td valign="top">'
285: .$thisIndent
286: .'<span class="LC_nobreak">'
1.49 www 287: .$correct.' / '.$attempted.($notshowTotals?'':' / '.$total)
1.45 bisitz 288: .'</span></td>'
289: .&Apache::loncommon::end_data_table_row()
290: );
1.28 bowersj2 291: } else {
1.45 bisitz 292: $r->print('<td valign="top">'
293: .$thisIndent
294: .'<span class="LC_nobreak">'
1.49 www 295: .$correct.($notshowTotals?'':' / '.$total)
1.45 bisitz 296: .'</span></td>'
1.43 bisitz 297: .&Apache::loncommon::end_data_table_row());
1.28 bowersj2 298: }
1.6 bowersj2 299: }
1.5 bowersj2 300: }
1.4 bowersj2 301:
1.5 bowersj2 302: $curRes = $iterator->next();
303: }
1.4 bowersj2 304:
1.6 bowersj2 305: # If there were any problems at the top level, print an extra "catchall"
1.15 bowersj2 306: if ($topLevelParts > 0) {
307: my $ratio = $topLevelRight / $topLevelParts;
1.6 bowersj2 308: my $color = mixColors(\@start, \@end, $ratio);
1.43 bisitz 309: $r->print(&Apache::loncommon::start_data_table_row()
310: .'<td style="background-color:'.$color.';">');
1.25 www 311: $r->print(&mt("Problems Not Contained In A Folder")."</td><td>");
1.43 bisitz 312: $r->print("$topLevelRight / $topLevelParts</td>"
313: .&Apache::loncommon::end_data_table_row());
1.6 bowersj2 314: }
1.4 bowersj2 315:
1.51 www 316: #
317: # show totals (if applicable), close table
318: #
1.35 albertel 319: if ($showPoints) {
1.51 www 320: my $maxHelpLink = Apache::loncommon::help_open_topic("Quick_Grades_Possibly_Correct");
1.2 bowersj2 321:
1.51 www 322: $title = $showPoints ? "Points" : "Parts Done";
323: my $totaltitle = $showPoints ? &mt("Awarded Total Points") : &mt("Total Parts Done");
324: $r->print(&Apache::loncommon::start_data_table_row()
1.48 bisitz 325: .'<td colspan="2" align="right">'.$totaltitle.': <b>'.$totalRight.'</b><br />');
1.51 www 326: $r->print(&mt('Max Possible To Date')." $maxHelpLink: <b>$totalPossible</b><br />");
327: $title = $showPoints ? "Points" : "Parts";
328: $r->print(&mt("Total $title In Course").': <b>'.$totalParts.'</b></td>'
1.43 bisitz 329: .&Apache::loncommon::end_data_table_row());
1.34 www 330: }
1.1 bowersj2 331:
1.43 bisitz 332: $r->print(&Apache::loncommon::end_data_table()
333: .&Apache::loncommon::end_page());
1.1 bowersj2 334:
1.5 bowersj2 335: }
336:
337: # Pass this two refs to arrays for the start and end color, and a number
338: # from 0 to 1 for how much of the latter you want to mix in. It will
339: # return a string ready to show ("#FFC309");
1.51 www 340:
1.5 bowersj2 341: sub mixColors {
342: my $start = shift;
343: my $end = shift;
344: my $ratio = shift;
345:
1.9 matthew 346: my ($a,$b);
1.5 bowersj2 347: my $final = "";
1.9 matthew 348: $a = $start->[0]; $b = $end->[0];
1.5 bowersj2 349: my $mix1 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
1.9 matthew 350: $a = $start->[1]; $b = $end->[1];
1.5 bowersj2 351: my $mix2 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
1.9 matthew 352: $a = $start->[2]; $b = $end->[2];
1.5 bowersj2 353: my $mix3 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
354:
1.16 bowersj2 355: $final = sprintf "%02x%02x%02x", $mix1, $mix2, $mix3;
1.5 bowersj2 356: return "#" . $final;
1.1 bowersj2 357: }
358:
359: 1;
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