File:
[LON-CAPA] /
loncom /
interface /
lonquickgrades.pm
Revision
1.41:
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Thu Dec 20 10:18:19 2007 UTC (16 years, 8 months ago) by
bisitz
Branches:
MAIN
CVS tags:
version_2_6_X,
version_2_6_99_1,
version_2_6_99_0,
version_2_6_3,
version_2_6_2,
version_2_6_1,
version_2_6_0,
version_2_5_99_1,
HEAD
- Localization: added some missing &mt('...')
- Changed "Total Points" to "Awarded Total Points" to make it more clear that this value only refers to the _awarded_ points
1: # The LearningOnline Network with CAPA
2: # Quick Student Grades Display
3: #
4: # $Id: lonquickgrades.pm,v 1.41 2007/12/20 10:18:19 bisitz 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: # Created Nov. 14, 2002 by Jeremy Bowers
29:
30: package Apache::lonquickgrades;
31:
32: use strict;
33: use Apache::Constants qw(:common :http);
34: use POSIX;
35: use Apache::loncommon;
36: use Apache::lonlocal;
37: use Apache::lonnet;
38: use Apache::grades;
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: my $notshowSPRSlink =
68: $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'external';
69:
70: # Create the nav map
71: my $navmap = Apache::lonnavmaps::navmap->new();
72:
73: if (!defined($navmap)) {
74: my $requrl = $r->uri;
75: $env{'user.error.msg'} = "$requrl:bre:0:0:Navamp initialization failed.";
76: return HTTP_NOT_ACCEPTABLE;
77: }
78:
79: # Keep this hash in sync with %statusIconMap in lonnavmaps; they
80: # should match color/icon
81: my $res = $navmap->firstResource(); # temp resource to access constants
82:
83: # Header
84: my $title = $showPoints ? "Points Display" : "Completed Problems Display";
85: $r->print(&Apache::loncommon::start_page($title));
86:
87: if (!$showPoints && !$notshowSPRSlink ) {
88: $r->print(<<HEADER);
89: <p>This screen shows how many problems (or problem parts) you have completed, and
90: how many you have not yet done. You can also look at <a href="/adm/studentcalc">a detailed
91: score sheet</a>.</p>
92: HEADER
93: }
94:
95: $r->print(&mt('This may take a few moments to display.'));
96:
97: $r->rflush();
98:
99: # End navmap using boilerplate
100:
101: my $iterator = $navmap->getIterator(undef, undef, undef, 1);
102: my $depth = 1;
103: $iterator->next(); # ignore first BEGIN_MAP
104: my $curRes = $iterator->next();
105:
106: # General overview of the following: Walk along the course resources.
107: # For every problem in the resource, tell its parent maps how many
108: # parts and how many parts correct it has. After that, each map will
109: # have a count of the total parts underneath it, correct and otherwise.
110: # After that, we will walk through the course again and read off
111: # maps in order, with their data.
112: # (If in the future people decide not to be cumulative, only add
113: # the counts to the parent map.)
114: # For convenience, "totalParts" is also "totalPoints" when we're looking
115: # at points; I can't come up with a variable name that makes sense
116: # equally for both cases.
117:
118: my $totalParts = 0; my $totalPossible = 0; my $totalRight = 0;
119: my $totalAttempted = 0;
120: my $now = time();
121: my $topLevelParts = 0; my $topLevelRight = 0; my $topLevelAttempted = 0;
122:
123: # Pre-run: Count parts correct
124: while ( $depth > 0 ) {
125: if ($curRes == $iterator->BEGIN_MAP()) {$depth++;}
126: if ($curRes == $iterator->END_MAP()) { $depth--; }
127:
128: if (ref($curRes) && $curRes->is_problem() && !$curRes->randomout)
129: {
130: # Get number of correct, incorrect parts
131: my $parts = $curRes->parts();
132: my $partsRight = 0;
133: my $partsCount = 0;
134: my $partsAttempted = 0;
135: my $stack = $iterator->getStack();
136:
137: for my $part (@{$parts}) {
138: my $completionStatus = $curRes->getCompletionStatus($part);
139: my $dateStatus = $curRes->getDateStatus($part);
140:
141: if ($completionStatus == $curRes->EXCUSED()) {
142: next;
143: }
144: if ($showPoints) {
145: my $score = 0;
146: # If we're not telling status and the answer date isn't passed yet,
147: # it's an "attempted" point
148: if ($curRes->problemstatus($part) eq 'no' &&
149: ($dateStatus != $curRes->ANSWER_OPEN)) {
150: my $status = $curRes->simpleStatus($part);
151: if ($status == $curRes->ATTEMPTED) {
152: $partsAttempted += $curRes->weight($part);
153: $totalAttempted += $partsAttempted;
154: }
155: } else {
156: $score = &Apache::grades::compute_points($curRes->weight($part), $curRes->awarded($part));
157: }
158: $partsRight += $score;
159: $totalRight += $score;
160: $partsCount += $curRes->weight($part);
161:
162: if ($curRes->opendate($part) < $now) {
163: $totalPossible += $curRes->weight($part);
164: }
165: $totalParts += $curRes->weight($part);
166: } else {
167: my $status = $curRes->simpleStatus($part);
168: my $thisright = 0;
169: $partsCount++;
170: if ($status == $curRes->CORRECT ||
171: $status == $curRes->PARTIALLY_CORRECT ) {
172: $partsRight++;
173: $totalRight++;
174: $thisright = 1;
175: }
176:
177: if ($status == $curRes->ATTEMPTED) {
178: $partsAttempted++;
179: $totalAttempted++;
180: }
181:
182: my $dateStatus = $curRes->getDateStatus($part);
183: $totalParts++;
184: if ($curRes->opendate($part) < $now) {
185: $totalPossible++;
186: }
187: }
188: }
189:
190: if ($depth == 1) { # in top-level only
191: $topLevelParts += $partsCount;
192: $topLevelRight += $partsRight;
193: $topLevelAttempted += $partsAttempted;
194: }
195:
196: # Crawl down stack and record parts correct and total
197: for my $res (@{$stack}) {
198: if (ref($res) && $res->is_map()) {
199: if (!defined($res->{DATA}->{CHILD_PARTS})) {
200: $res->{DATA}->{CHILD_PARTS} = 0;
201: $res->{DATA}->{CHILD_CORRECT} = 0;
202: $res->{DATA}->{CHILD_ATTEMPTED} = 0;
203: }
204:
205: $res->{DATA}->{CHILD_PARTS} += $partsCount;
206: $res->{DATA}->{CHILD_CORRECT} += $partsRight;
207: $res->{DATA}->{CHILD_ATTEMPTED} += $partsAttempted;
208: }
209: }
210: }
211: $curRes = $iterator->next();
212: }
213:
214: $iterator = $navmap->getIterator(undef, undef, undef, 1);
215: $depth = 1;
216: $iterator->next(); # ignore first BEGIN_MAP
217: $curRes = $iterator->next();
218:
219: my @start = (255, 255, 192);
220: my @end = (0, 192, 0);
221:
222: my $indentString = ' ';
223:
224: # Second pass: Print the maps.
225: $r->print('<table cellspacing="3" border="2"><tr><td align="center"><b>' .
226: &mt('Folder') . '</b></td>');
227: $title = &mt($showPoints ? "Points Scored" : "Done");
228: if ($totalAttempted) {
229: $title .= " / " . &mt("Attempted");
230: }
231: $r->print("<td align='center'>$title / "
232: . &mt('Total') . "</td><tr>\n\n");
233: while ($depth > 0) {
234: if ($curRes == $iterator->BEGIN_MAP()) {$depth++;}
235: if ($curRes == $iterator->END_MAP()) { $depth--; }
236:
237: if (ref($curRes) && $curRes->is_map()) {
238: my $title = $curRes->compTitle();
239:
240: my $correct = $curRes->{DATA}->{CHILD_CORRECT};
241: my $total = $curRes->{DATA}->{CHILD_PARTS};
242: my $attempted = $curRes->{DATA}->{CHILD_ATTEMPTED};
243:
244: if ($total > 0) {
245: my $ratio;
246: $ratio = $correct / $total;
247: my $color = mixColors(\@start, \@end, $ratio);
248: $r->print("<tr><td bgcolor='$color'>");
249:
250: my $thisIndent = '';
251: for (my $i = 1; $i < $depth; $i++) { $thisIndent .= $indentString; }
252:
253: $r->print("$thisIndent$title</td>");
254: if ($totalAttempted) {
255: $r->print("<td valign='top'>$thisIndent<nobr>$correct / $attempted / $total</nobr></td></tr>\n");
256: } else {
257: $r->print("<td valign='top'>$thisIndent<nobr>$correct / $total</nobr></td></tr>\n");
258: }
259: }
260: }
261:
262: $curRes = $iterator->next();
263: }
264:
265: # If there were any problems at the top level, print an extra "catchall"
266: if ($topLevelParts > 0) {
267: my $ratio = $topLevelRight / $topLevelParts;
268: my $color = mixColors(\@start, \@end, $ratio);
269: $r->print("<tr><td bgcolor='$color'>");
270: $r->print(&mt("Problems Not Contained In A Folder")."</td><td>");
271: $r->print("$topLevelRight / $topLevelParts</td></tr>");
272: }
273:
274: if ($showPoints) {
275: my $maxHelpLink = Apache::loncommon::help_open_topic("Quick_Grades_Possibly_Correct");
276:
277: $title = $showPoints ? "Points" : "Parts Done";
278: my $totaltitle = $showPoints ? &mt("Awarded Total Points") : &mt("Total Parts Done");
279: $r->print("<tr><td colspan='2' align='right'>$totaltitle: <b>$totalRight</b><br>");
280: $r->print(&mt("Max Possible To Date")." $maxHelpLink: <b>$totalPossible</b><br>");
281: $title = $showPoints ? "Points" : "Parts";
282: $r->print(&mt("Total $title In Course").": <b>$totalParts</b></td></tr>\n\n");
283: }
284:
285: $r->print("</table>".&Apache::loncommon::end_page());
286:
287: return OK;
288: }
289:
290: # Pass this two refs to arrays for the start and end color, and a number
291: # from 0 to 1 for how much of the latter you want to mix in. It will
292: # return a string ready to show ("#FFC309");
293: sub mixColors {
294: my $start = shift;
295: my $end = shift;
296: my $ratio = shift;
297:
298: my ($a,$b);
299: my $final = "";
300: $a = $start->[0]; $b = $end->[0];
301: my $mix1 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
302: $a = $start->[1]; $b = $end->[1];
303: my $mix2 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
304: $a = $start->[2]; $b = $end->[2];
305: my $mix3 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
306:
307: $final = sprintf "%02x%02x%02x", $mix1, $mix2, $mix3;
308: return "#" . $final;
309: }
310:
311: 1;
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