Annotation of loncom/interface/lonquickgrades.pm, revision 1.40
1.1 bowersj2 1: # The LearningOnline Network with CAPA
2: # Quick Student Grades Display
3: #
1.40 ! albertel 4: # $Id: lonquickgrades.pm,v 1.39 2006/02/27 19:40:43 albertel 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: # Created Nov. 14, 2002 by Jeremy Bowers
29:
30: package Apache::lonquickgrades;
31:
32: use strict;
33: use Apache::Constants qw(:common :http);
1.5 bowersj2 34: use POSIX;
1.25 www 35: use Apache::loncommon;
36: use Apache::lonlocal;
1.36 albertel 37: use Apache::lonnet;
1.38 bowersj2 38: use Apache::grades;
1.1 bowersj2 39:
40: sub handler {
41: my $r = shift;
1.5 bowersj2 42: return real_handler($r);
43: }
44:
45: sub real_handler {
46: my $r = shift;
1.1 bowersj2 47:
48: &Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
49:
50: # Handle header-only request
1.40 ! albertel 51: if ($env{'browser.mathml'}) {
! 52: &Apache::loncommon::content_type($r,'text/xml');
! 53: } else {
! 54: &Apache::loncommon::content_type($r,'text/html');
! 55: }
1.1 bowersj2 56: if ($r->header_only) {
1.40 ! albertel 57: $r->send_http_header;
1.1 bowersj2 58: return OK;
59: }
60:
61: # Send header, don't cache this page
62: &Apache::loncommon::no_cache($r);
63: $r->send_http_header;
64:
1.22 matthew 65: my $showPoints =
1.36 albertel 66: $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'standard';
1.29 albertel 67: my $notshowSPRSlink =
1.36 albertel 68: $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'external';
1.17 bowersj2 69:
1.1 bowersj2 70: # Create the nav map
1.24 bowersj2 71: my $navmap = Apache::lonnavmaps::navmap->new();
1.1 bowersj2 72:
1.7 bowersj2 73: if (!defined($navmap)) {
74: my $requrl = $r->uri;
1.36 albertel 75: $env{'user.error.msg'} = "$requrl:bre:0:0:Navamp initialization failed.";
1.7 bowersj2 76: return HTTP_NOT_ACCEPTABLE;
77: }
78:
1.4 bowersj2 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
1.1 bowersj2 82:
83: # Header
1.30 albertel 84: my $title = $showPoints ? "Points Display" : "Completed Problems Display";
1.40 ! albertel 85: $r->print(&Apache::loncommon::start_page($title));
1.1 bowersj2 86:
1.29 albertel 87: if (!$showPoints && !$notshowSPRSlink ) {
1.20 bowersj2 88: $r->print(<<HEADER);
1.7 bowersj2 89: <p>This screen shows how many problems (or problem parts) you have completed, and
1.8 matthew 90: how many you have not yet done. You can also look at <a href="/adm/studentcalc">a detailed
1.7 bowersj2 91: score sheet</a>.</p>
92: HEADER
1.17 bowersj2 93: }
94:
1.20 bowersj2 95: $r->print("This may take a few moments to display.");
1.17 bowersj2 96:
97: $r->rflush();
1.2 bowersj2 98:
1.1 bowersj2 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();
1.4 bowersj2 105:
1.5 bowersj2 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.)
1.17 bowersj2 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.
1.5 bowersj2 117:
118: my $totalParts = 0; my $totalPossible = 0; my $totalRight = 0;
1.28 bowersj2 119: my $totalAttempted = 0;
1.14 bowersj2 120: my $now = time();
1.28 bowersj2 121: my $topLevelParts = 0; my $topLevelRight = 0; my $topLevelAttempted = 0;
1.5 bowersj2 122:
123: # Pre-run: Count parts correct
1.1 bowersj2 124: while ( $depth > 0 ) {
125: if ($curRes == $iterator->BEGIN_MAP()) {$depth++;}
126: if ($curRes == $iterator->END_MAP()) { $depth--; }
127:
1.7 bowersj2 128: if (ref($curRes) && $curRes->is_problem() && !$curRes->randomout)
1.5 bowersj2 129: {
130: # Get number of correct, incorrect parts
131: my $parts = $curRes->parts();
132: my $partsRight = 0;
1.17 bowersj2 133: my $partsCount = 0;
1.28 bowersj2 134: my $partsAttempted = 0;
1.5 bowersj2 135: my $stack = $iterator->getStack();
136:
137: for my $part (@{$parts}) {
1.28 bowersj2 138: my $completionStatus = $curRes->getCompletionStatus($part);
139: my $dateStatus = $curRes->getDateStatus($part);
140:
141: if ($completionStatus == $curRes->EXCUSED()) {
1.21 matthew 142: next;
143: }
1.17 bowersj2 144: if ($showPoints) {
1.28 bowersj2 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)) {
1.31 albertel 150: my $status = $curRes->simpleStatus($part);
151: if ($status == $curRes->ATTEMPTED) {
152: $partsAttempted += $curRes->weight($part);
153: $totalAttempted += $partsAttempted;
154: }
1.28 bowersj2 155: } else {
1.39 albertel 156: $score = &Apache::grades::compute_points($curRes->weight($part), $curRes->awarded($part));
1.28 bowersj2 157: }
1.17 bowersj2 158: $partsRight += $score;
159: $totalRight += $score;
1.19 bowersj2 160: $partsCount += $curRes->weight($part);
1.18 bowersj2 161:
1.17 bowersj2 162: if ($curRes->opendate($part) < $now) {
1.20 bowersj2 163: $totalPossible += $curRes->weight($part);
1.17 bowersj2 164: }
1.19 bowersj2 165: $totalParts += $curRes->weight($part);
1.17 bowersj2 166: } else {
1.27 bowersj2 167: my $status = $curRes->simpleStatus($part);
1.17 bowersj2 168: my $thisright = 0;
169: $partsCount++;
1.37 albertel 170: if ($status == $curRes->CORRECT ||
171: $status == $curRes->PARTIALLY_CORRECT ) {
1.17 bowersj2 172: $partsRight++;
173: $totalRight++;
174: $thisright = 1;
175: }
1.28 bowersj2 176:
177: if ($status == $curRes->ATTEMPTED) {
178: $partsAttempted++;
179: $totalAttempted++;
180: }
1.17 bowersj2 181:
182: my $dateStatus = $curRes->getDateStatus($part);
1.19 bowersj2 183: $totalParts++;
1.17 bowersj2 184: if ($curRes->opendate($part) < $now) {
185: $totalPossible++;
186: }
187: }
1.5 bowersj2 188: }
1.15 bowersj2 189:
190: if ($depth == 1) { # in top-level only
1.19 bowersj2 191: $topLevelParts += $partsCount;
1.15 bowersj2 192: $topLevelRight += $partsRight;
1.28 bowersj2 193: $topLevelAttempted += $partsAttempted;
1.15 bowersj2 194: }
195:
1.5 bowersj2 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;
1.28 bowersj2 202: $res->{DATA}->{CHILD_ATTEMPTED} = 0;
1.5 bowersj2 203: }
204:
1.17 bowersj2 205: $res->{DATA}->{CHILD_PARTS} += $partsCount;
1.5 bowersj2 206: $res->{DATA}->{CHILD_CORRECT} += $partsRight;
1.28 bowersj2 207: $res->{DATA}->{CHILD_ATTEMPTED} += $partsAttempted;
1.5 bowersj2 208: }
209: }
210: }
211: $curRes = $iterator->next();
212: }
213:
214: $iterator = $navmap->getIterator(undef, undef, undef, 1);
1.9 matthew 215: $depth = 1;
1.5 bowersj2 216: $iterator->next(); # ignore first BEGIN_MAP
1.9 matthew 217: $curRes = $iterator->next();
1.5 bowersj2 218:
1.7 bowersj2 219: my @start = (255, 255, 192);
1.5 bowersj2 220: my @end = (0, 192, 0);
221:
222: my $indentString = ' ';
223:
224: # Second pass: Print the maps.
1.28 bowersj2 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");
1.5 bowersj2 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};
1.28 bowersj2 242: my $attempted = $curRes->{DATA}->{CHILD_ATTEMPTED};
1.5 bowersj2 243:
1.6 bowersj2 244: if ($total > 0) {
245: my $ratio;
246: $ratio = $correct / $total;
247: my $color = mixColors(\@start, \@end, $ratio);
248: $r->print("<tr><td bgcolor='$color'>");
249:
1.15 bowersj2 250: my $thisIndent = '';
251: for (my $i = 1; $i < $depth; $i++) { $thisIndent .= $indentString; }
1.6 bowersj2 252:
1.15 bowersj2 253: $r->print("$thisIndent$title</td>");
1.28 bowersj2 254: if ($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: }
1.6 bowersj2 259: }
1.5 bowersj2 260: }
1.4 bowersj2 261:
1.5 bowersj2 262: $curRes = $iterator->next();
263: }
1.4 bowersj2 264:
1.6 bowersj2 265: # If there were any problems at the top level, print an extra "catchall"
1.15 bowersj2 266: if ($topLevelParts > 0) {
267: my $ratio = $topLevelRight / $topLevelParts;
1.6 bowersj2 268: my $color = mixColors(\@start, \@end, $ratio);
269: $r->print("<tr><td bgcolor='$color'>");
1.25 www 270: $r->print(&mt("Problems Not Contained In A Folder")."</td><td>");
1.15 bowersj2 271: $r->print("$topLevelRight / $topLevelParts</td></tr>");
1.6 bowersj2 272: }
1.4 bowersj2 273:
1.35 albertel 274: if ($showPoints) {
1.34 www 275: my $maxHelpLink = Apache::loncommon::help_open_topic("Quick_Grades_Possibly_Correct");
1.2 bowersj2 276:
1.34 www 277: $title = $showPoints ? "Points" : "Parts Done";
278:
279: $r->print("<tr><td colspan='2' align='right'>Total $title: <b>$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: }
1.1 bowersj2 284:
1.40 ! albertel 285: $r->print("</table>".&Apache::loncommon::end_page());
1.1 bowersj2 286:
287: return OK;
1.5 bowersj2 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 $ratio = shift;
297:
1.9 matthew 298: my ($a,$b);
1.5 bowersj2 299: my $final = "";
1.9 matthew 300: $a = $start->[0]; $b = $end->[0];
1.5 bowersj2 301: my $mix1 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
1.9 matthew 302: $a = $start->[1]; $b = $end->[1];
1.5 bowersj2 303: my $mix2 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
1.9 matthew 304: $a = $start->[2]; $b = $end->[2];
1.5 bowersj2 305: my $mix3 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
306:
1.16 bowersj2 307: $final = sprintf "%02x%02x%02x", $mix1, $mix2, $mix3;
1.5 bowersj2 308: return "#" . $final;
1.1 bowersj2 309: }
310:
311: 1;
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