Annotation of loncom/interface/lonquickgrades.pm, revision 1.48
1.1 bowersj2 1: # The LearningOnline Network with CAPA
2: # Quick Student Grades Display
3: #
1.48 ! bisitz 4: # $Id: lonquickgrades.pm,v 1.47 2009/02/26 16:17:30 schafran 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
1.47 schafran 84: my $title = "Grading and Statistics";#$showPoints ? "Points Display" : "Completed Problems Display";
1.46 raeburn 85: my $brcrum = [{href=>"/adm/quickgrades",text => "Points Display"}];
86: $r->print(&Apache::loncommon::start_page($title,undef,
87: {'bread_crumbs' => $brcrum})
88: );
1.1 bowersj2 89:
1.29 albertel 90: if (!$showPoints && !$notshowSPRSlink ) {
1.43 bisitz 91: $r->print('<p>'
92: .&mt('This screen shows how many problems (or problem parts) you have completed'
93: .', and how many you have not yet done.'
94: .' You can also look at [_1]a detailed score sheet[_2].'
95: ,'<a href="/adm/studentcalc">','</a>')
96: .'</p>');
1.17 bowersj2 97: }
98:
1.43 bisitz 99: $r->print('<p class="LC_info">'.&mt('This may take a few moments to display.').'</p>');
1.17 bowersj2 100:
101: $r->rflush();
1.2 bowersj2 102:
1.1 bowersj2 103: # End navmap using boilerplate
104:
105: my $iterator = $navmap->getIterator(undef, undef, undef, 1);
106: my $depth = 1;
107: $iterator->next(); # ignore first BEGIN_MAP
108: my $curRes = $iterator->next();
1.4 bowersj2 109:
1.5 bowersj2 110: # General overview of the following: Walk along the course resources.
111: # For every problem in the resource, tell its parent maps how many
112: # parts and how many parts correct it has. After that, each map will
113: # have a count of the total parts underneath it, correct and otherwise.
114: # After that, we will walk through the course again and read off
115: # maps in order, with their data.
116: # (If in the future people decide not to be cumulative, only add
117: # the counts to the parent map.)
1.17 bowersj2 118: # For convenience, "totalParts" is also "totalPoints" when we're looking
119: # at points; I can't come up with a variable name that makes sense
120: # equally for both cases.
1.5 bowersj2 121:
122: my $totalParts = 0; my $totalPossible = 0; my $totalRight = 0;
1.28 bowersj2 123: my $totalAttempted = 0;
1.14 bowersj2 124: my $now = time();
1.28 bowersj2 125: my $topLevelParts = 0; my $topLevelRight = 0; my $topLevelAttempted = 0;
1.5 bowersj2 126:
127: # Pre-run: Count parts correct
1.1 bowersj2 128: while ( $depth > 0 ) {
129: if ($curRes == $iterator->BEGIN_MAP()) {$depth++;}
130: if ($curRes == $iterator->END_MAP()) { $depth--; }
131:
1.7 bowersj2 132: if (ref($curRes) && $curRes->is_problem() && !$curRes->randomout)
1.5 bowersj2 133: {
134: # Get number of correct, incorrect parts
135: my $parts = $curRes->parts();
136: my $partsRight = 0;
1.17 bowersj2 137: my $partsCount = 0;
1.28 bowersj2 138: my $partsAttempted = 0;
1.5 bowersj2 139: my $stack = $iterator->getStack();
140:
141: for my $part (@{$parts}) {
1.28 bowersj2 142: my $completionStatus = $curRes->getCompletionStatus($part);
143: my $dateStatus = $curRes->getDateStatus($part);
144:
145: if ($completionStatus == $curRes->EXCUSED()) {
1.21 matthew 146: next;
147: }
1.17 bowersj2 148: if ($showPoints) {
1.28 bowersj2 149: my $score = 0;
150: # If we're not telling status and the answer date isn't passed yet,
151: # it's an "attempted" point
1.42 raeburn 152: if ((($curRes->problemstatus($part) eq 'no') ||
153: ($curRes->problemstatus($part) eq 'no_feedback_ever')) &&
1.28 bowersj2 154: ($dateStatus != $curRes->ANSWER_OPEN)) {
1.31 albertel 155: my $status = $curRes->simpleStatus($part);
156: if ($status == $curRes->ATTEMPTED) {
157: $partsAttempted += $curRes->weight($part);
158: $totalAttempted += $partsAttempted;
159: }
1.28 bowersj2 160: } else {
1.39 albertel 161: $score = &Apache::grades::compute_points($curRes->weight($part), $curRes->awarded($part));
1.28 bowersj2 162: }
1.17 bowersj2 163: $partsRight += $score;
164: $totalRight += $score;
1.19 bowersj2 165: $partsCount += $curRes->weight($part);
1.18 bowersj2 166:
1.17 bowersj2 167: if ($curRes->opendate($part) < $now) {
1.20 bowersj2 168: $totalPossible += $curRes->weight($part);
1.17 bowersj2 169: }
1.19 bowersj2 170: $totalParts += $curRes->weight($part);
1.17 bowersj2 171: } else {
1.27 bowersj2 172: my $status = $curRes->simpleStatus($part);
1.17 bowersj2 173: my $thisright = 0;
174: $partsCount++;
1.37 albertel 175: if ($status == $curRes->CORRECT ||
176: $status == $curRes->PARTIALLY_CORRECT ) {
1.17 bowersj2 177: $partsRight++;
178: $totalRight++;
179: $thisright = 1;
180: }
1.28 bowersj2 181:
182: if ($status == $curRes->ATTEMPTED) {
183: $partsAttempted++;
184: $totalAttempted++;
185: }
1.17 bowersj2 186:
187: my $dateStatus = $curRes->getDateStatus($part);
1.19 bowersj2 188: $totalParts++;
1.17 bowersj2 189: if ($curRes->opendate($part) < $now) {
190: $totalPossible++;
191: }
192: }
1.5 bowersj2 193: }
1.15 bowersj2 194:
195: if ($depth == 1) { # in top-level only
1.19 bowersj2 196: $topLevelParts += $partsCount;
1.15 bowersj2 197: $topLevelRight += $partsRight;
1.28 bowersj2 198: $topLevelAttempted += $partsAttempted;
1.15 bowersj2 199: }
200:
1.5 bowersj2 201: # Crawl down stack and record parts correct and total
202: for my $res (@{$stack}) {
203: if (ref($res) && $res->is_map()) {
204: if (!defined($res->{DATA}->{CHILD_PARTS})) {
205: $res->{DATA}->{CHILD_PARTS} = 0;
206: $res->{DATA}->{CHILD_CORRECT} = 0;
1.28 bowersj2 207: $res->{DATA}->{CHILD_ATTEMPTED} = 0;
1.5 bowersj2 208: }
209:
1.17 bowersj2 210: $res->{DATA}->{CHILD_PARTS} += $partsCount;
1.5 bowersj2 211: $res->{DATA}->{CHILD_CORRECT} += $partsRight;
1.28 bowersj2 212: $res->{DATA}->{CHILD_ATTEMPTED} += $partsAttempted;
1.5 bowersj2 213: }
214: }
215: }
216: $curRes = $iterator->next();
217: }
218:
219: $iterator = $navmap->getIterator(undef, undef, undef, 1);
1.9 matthew 220: $depth = 1;
1.5 bowersj2 221: $iterator->next(); # ignore first BEGIN_MAP
1.9 matthew 222: $curRes = $iterator->next();
1.5 bowersj2 223:
1.7 bowersj2 224: my @start = (255, 255, 192);
1.5 bowersj2 225: my @end = (0, 192, 0);
226:
227: my $indentString = ' ';
228:
229: # Second pass: Print the maps.
1.43 bisitz 230: $r->print(&Apache::loncommon::start_data_table()
231: .&Apache::loncommon::start_data_table_header_row()
232: .'<th>'.&mt('Folder').'</th>');
1.28 bowersj2 233: $title = &mt($showPoints ? "Points Scored" : "Done");
234: if ($totalAttempted) {
235: $title .= " / " . &mt("Attempted");
236: }
1.43 bisitz 237: $r->print("<th>$title / ".&mt('Total').'</td>'
238: .&Apache::loncommon::end_data_table_header_row());
1.5 bowersj2 239: while ($depth > 0) {
240: if ($curRes == $iterator->BEGIN_MAP()) {$depth++;}
241: if ($curRes == $iterator->END_MAP()) { $depth--; }
242:
243: if (ref($curRes) && $curRes->is_map()) {
244: my $title = $curRes->compTitle();
245:
246: my $correct = $curRes->{DATA}->{CHILD_CORRECT};
247: my $total = $curRes->{DATA}->{CHILD_PARTS};
1.28 bowersj2 248: my $attempted = $curRes->{DATA}->{CHILD_ATTEMPTED};
1.5 bowersj2 249:
1.6 bowersj2 250: if ($total > 0) {
251: my $ratio;
252: $ratio = $correct / $total;
253: my $color = mixColors(\@start, \@end, $ratio);
1.43 bisitz 254: $r->print(&Apache::loncommon::start_data_table_row()
255: .'<td style="background-color:'.$color.';">');
1.6 bowersj2 256:
1.15 bowersj2 257: my $thisIndent = '';
258: for (my $i = 1; $i < $depth; $i++) { $thisIndent .= $indentString; }
1.6 bowersj2 259:
1.15 bowersj2 260: $r->print("$thisIndent$title</td>");
1.28 bowersj2 261: if ($totalAttempted) {
1.45 bisitz 262: $r->print('<td valign="top">'
263: .$thisIndent
264: .'<span class="LC_nobreak">'
265: .$correct.' / '.$attempted.' / '.$total
266: .'</span></td>'
267: .&Apache::loncommon::end_data_table_row()
268: );
1.28 bowersj2 269: } else {
1.45 bisitz 270: $r->print('<td valign="top">'
271: .$thisIndent
272: .'<span class="LC_nobreak">'
273: .$correct.' / '.$total
274: .'</span></td>'
1.43 bisitz 275: .&Apache::loncommon::end_data_table_row());
1.28 bowersj2 276: }
1.6 bowersj2 277: }
1.5 bowersj2 278: }
1.4 bowersj2 279:
1.5 bowersj2 280: $curRes = $iterator->next();
281: }
1.4 bowersj2 282:
1.6 bowersj2 283: # If there were any problems at the top level, print an extra "catchall"
1.15 bowersj2 284: if ($topLevelParts > 0) {
285: my $ratio = $topLevelRight / $topLevelParts;
1.6 bowersj2 286: my $color = mixColors(\@start, \@end, $ratio);
1.43 bisitz 287: $r->print(&Apache::loncommon::start_data_table_row()
288: .'<td style="background-color:'.$color.';">');
1.25 www 289: $r->print(&mt("Problems Not Contained In A Folder")."</td><td>");
1.43 bisitz 290: $r->print("$topLevelRight / $topLevelParts</td>"
291: .&Apache::loncommon::end_data_table_row());
1.6 bowersj2 292: }
1.4 bowersj2 293:
1.35 albertel 294: if ($showPoints) {
1.34 www 295: my $maxHelpLink = Apache::loncommon::help_open_topic("Quick_Grades_Possibly_Correct");
1.2 bowersj2 296:
1.34 www 297: $title = $showPoints ? "Points" : "Parts Done";
1.41 bisitz 298: my $totaltitle = $showPoints ? &mt("Awarded Total Points") : &mt("Total Parts Done");
1.43 bisitz 299: $r->print(&Apache::loncommon::start_data_table_row()
1.48 ! bisitz 300: .'<td colspan="2" align="right">'.$totaltitle.': <b>'.$totalRight.'</b><br />');
! 301: $r->print(&mt('Max Possible To Date')." $maxHelpLink: <b>$totalPossible</b><br />");
1.34 www 302: $title = $showPoints ? "Points" : "Parts";
1.43 bisitz 303: $r->print(&mt("Total $title In Course").': <b>'.$totalParts.'</b></td>'
304: .&Apache::loncommon::end_data_table_row());
1.34 www 305: }
1.1 bowersj2 306:
1.43 bisitz 307: $r->print(&Apache::loncommon::end_data_table()
308: .&Apache::loncommon::end_page());
1.1 bowersj2 309:
310: return OK;
1.5 bowersj2 311: }
312:
313: # Pass this two refs to arrays for the start and end color, and a number
314: # from 0 to 1 for how much of the latter you want to mix in. It will
315: # return a string ready to show ("#FFC309");
316: sub mixColors {
317: my $start = shift;
318: my $end = shift;
319: my $ratio = shift;
320:
1.9 matthew 321: my ($a,$b);
1.5 bowersj2 322: my $final = "";
1.9 matthew 323: $a = $start->[0]; $b = $end->[0];
1.5 bowersj2 324: my $mix1 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
1.9 matthew 325: $a = $start->[1]; $b = $end->[1];
1.5 bowersj2 326: my $mix2 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
1.9 matthew 327: $a = $start->[2]; $b = $end->[2];
1.5 bowersj2 328: my $mix3 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
329:
1.16 bowersj2 330: $final = sprintf "%02x%02x%02x", $mix1, $mix2, $mix3;
1.5 bowersj2 331: return "#" . $final;
1.1 bowersj2 332: }
333:
334: 1;
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