Annotation of loncom/interface/lonquickgrades.pm, revision 1.30

1.1       bowersj2    1: # The LearningOnline Network with CAPA
                      2: # Quick Student Grades Display
                      3: #
1.30    ! albertel    4: # $Id: lonquickgrades.pm,v 1.29 2003/11/21 18:18:04 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;
1.1       bowersj2   37: 
                     38: sub handler {
                     39:     my $r = shift;
1.5       bowersj2   40:     return real_handler($r);
                     41: }
                     42: 
                     43: sub real_handler {
                     44:     my $r = shift;
1.1       bowersj2   45: 
                     46:     &Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
                     47: 
                     48:     # Handle header-only request
                     49:     if ($r->header_only) {
                     50:         if ($ENV{'browser.mathml'}) {
1.25      www        51:             &Apache::loncommon::content_type($r,'text/xml');
1.1       bowersj2   52:         } else {
1.25      www        53:             &Apache::loncommon::content_type($r,'text/html');
1.1       bowersj2   54:         }
                     55:         $r->send_http_header;
                     56:         return OK;
                     57:     }
                     58: 
                     59:     # Send header, don't cache this page
                     60:     if ($ENV{'browser.mathml'}) {
1.27      bowersj2   61:         &Apache::loncommon::content_type($r, 'text/xml');
1.1       bowersj2   62:     } else {
1.27      bowersj2   63:         &Apache::loncommon::content_type($r, 'text/html');
1.1       bowersj2   64:     }
                     65:     &Apache::loncommon::no_cache($r);
                     66:     $r->send_http_header;
                     67: 
1.22      matthew    68:     my $showPoints = 
                     69:         $ENV{'course.'.$ENV{'request.course.id'}.'.grading'} eq 'standard';
1.29      albertel   70:     my $notshowSPRSlink = 
                     71:         $ENV{'course.'.$ENV{'request.course.id'}.'.grading'} eq 'external';
1.17      bowersj2   72: 
1.1       bowersj2   73:     # Create the nav map
1.24      bowersj2   74:     my $navmap = Apache::lonnavmaps::navmap->new();
1.1       bowersj2   75: 
1.7       bowersj2   76:     if (!defined($navmap)) {
                     77:         my $requrl = $r->uri;
                     78:         $ENV{'user.error.msg'} = "$requrl:bre:0:0:Navamp initialization failed.";
                     79:         return HTTP_NOT_ACCEPTABLE;
                     80:     }
                     81: 
1.4       bowersj2   82:     # Keep this hash in sync with %statusIconMap in lonnavmaps; they
                     83:     # should match color/icon
                     84:     my $res = $navmap->firstResource(); # temp resource to access constants
1.1       bowersj2   85:  
                     86:     # Header
1.30    ! albertel   87:     my $title = $showPoints ? "Points Display" : "Completed Problems Display";
1.17      bowersj2   88:     $r->print(&Apache::loncommon::bodytag($title, '', ''));
1.1       bowersj2   89: 
1.29      albertel   90:     if (!$showPoints && !$notshowSPRSlink ) {
1.20      bowersj2   91:         $r->print(<<HEADER); 
1.7       bowersj2   92: <p>This screen shows how many problems (or problem parts) you have completed, and
1.8       matthew    93: how many you have not yet done. You can also look at <a href="/adm/studentcalc">a detailed
1.7       bowersj2   94: score sheet</a>.</p>
                     95: HEADER
1.17      bowersj2   96:     }
                     97: 
1.20      bowersj2   98:     $r->print("This may take a few moments to display.");
1.17      bowersj2   99: 
                    100:     $r->rflush();
1.2       bowersj2  101: 
1.1       bowersj2  102:     # End navmap using boilerplate
                    103: 
                    104:     my $iterator = $navmap->getIterator(undef, undef, undef, 1);
                    105:     my $depth = 1;
                    106:     $iterator->next(); # ignore first BEGIN_MAP
                    107:     my $curRes = $iterator->next();
1.4       bowersj2  108:     
1.5       bowersj2  109:     # General overview of the following: Walk along the course resources.
                    110:     # For every problem in the resource, tell its parent maps how many
                    111:     # parts and how many parts correct it has. After that, each map will
                    112:     # have a count of the total parts underneath it, correct and otherwise.
                    113:     # After that, we will walk through the course again and read off
                    114:     # maps in order, with their data. 
                    115:     # (If in the future people decide not to be cumulative, only add
                    116:     #  the counts to the parent map.)
1.17      bowersj2  117:     # For convenience, "totalParts" is also "totalPoints" when we're looking
                    118:     #  at points; I can't come up with a variable name that makes sense
                    119:     #  equally for both cases.
1.5       bowersj2  120: 
                    121:     my $totalParts = 0; my $totalPossible = 0; my $totalRight = 0;
1.28      bowersj2  122:     my $totalAttempted = 0;
1.14      bowersj2  123:     my $now = time();
1.28      bowersj2  124:     my $topLevelParts = 0; my $topLevelRight = 0; my $topLevelAttempted = 0;
1.5       bowersj2  125: 
                    126:     # Pre-run: Count parts correct
1.1       bowersj2  127:     while ( $depth > 0 ) {
                    128:         if ($curRes == $iterator->BEGIN_MAP()) {$depth++;}
                    129:         if ($curRes == $iterator->END_MAP()) { $depth--; }
                    130: 
1.7       bowersj2  131:         if (ref($curRes) && $curRes->is_problem() && !$curRes->randomout)
1.5       bowersj2  132:         {
                    133:             # Get number of correct, incorrect parts
                    134:             my $parts = $curRes->parts();
                    135:             my $partsRight = 0;
1.17      bowersj2  136: 	    my $partsCount = 0;
1.28      bowersj2  137: 	    my $partsAttempted = 0;
1.5       bowersj2  138:             my $stack = $iterator->getStack();
                    139:             
                    140:             for my $part (@{$parts}) {
1.28      bowersj2  141: 		my $completionStatus = $curRes->getCompletionStatus($part);
                    142: 		my $dateStatus = $curRes->getDateStatus($part);
                    143: 		
                    144:                 if ($completionStatus == $curRes->EXCUSED()) {
1.21      matthew   145:                     next;
                    146:                 }
1.17      bowersj2  147: 		if ($showPoints) {
1.28      bowersj2  148: 		    my $score = 0;
                    149: 		    # If we're not telling status and the answer date isn't passed yet, 
                    150: 		    # it's an "attempted" point
                    151: 		    if ($curRes->problemstatus($part) eq 'no' &&
                    152: 			($dateStatus != $curRes->ANSWER_OPEN)) {
                    153: 			$partsAttempted += $curRes->weight($part);
                    154: 			$totalAttempted += $partsAttempted;
                    155: 		    } else {
                    156: 			$score = $curRes->weight($part) * $curRes->awarded($part);
                    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: 		    $partsCount++;
                    170: 		    if ($status == $curRes->CORRECT || 
1.28      bowersj2  171: 			$status == $curRes->INCORRECT ) {
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 = '&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;';
                    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: 
1.6       bowersj2  274:     my $maxHelpLink = Apache::loncommon::help_open_topic("Quick_Grades_Possibly_Correct");
1.1       bowersj2  275: 
1.17      bowersj2  276:     $title = $showPoints ? "Points" : "Parts Done";
                    277: 
                    278:     $r->print("<tr><td colspan='2' align='right'>Total $title: <b>$totalRight</b><br>");
1.25      www       279:     $r->print(&mt("Max Possible To Date")." $maxHelpLink: <b>$totalPossible</b><br>");
1.17      bowersj2  280:     $title = $showPoints ? "Points" : "Parts";
1.25      www       281:     $r->print(&mt("Total $title In Course").": <b>$totalParts</b></td></tr>\n\n");
1.2       bowersj2  282: 
1.1       bowersj2  283: 
1.5       bowersj2  284:     $r->print("</table></body></html>");
1.1       bowersj2  285: 
1.3       bowersj2  286:     $navmap->untieHashes();
                    287: 
1.1       bowersj2  288:     return OK;
1.5       bowersj2  289: }
                    290: 
                    291: # Pass this two refs to arrays for the start and end color, and a number
                    292: # from 0 to 1 for how much of the latter you want to mix in. It will
                    293: # return a string ready to show ("#FFC309");
                    294: sub mixColors {
                    295:     my $start = shift;
                    296:     my $end = shift;
                    297:     my $ratio = shift;
                    298:     
1.9       matthew   299:     my ($a,$b);
1.5       bowersj2  300:     my $final = "";
1.9       matthew   301:     $a = $start->[0]; $b = $end->[0];
1.5       bowersj2  302:     my $mix1 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
1.9       matthew   303:     $a = $start->[1]; $b = $end->[1];
1.5       bowersj2  304:     my $mix2 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
1.9       matthew   305:     $a = $start->[2]; $b = $end->[2];
1.5       bowersj2  306:     my $mix3 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
                    307: 
1.16      bowersj2  308:     $final = sprintf "%02x%02x%02x", $mix1, $mix2, $mix3;
1.5       bowersj2  309:     return "#" . $final;
1.1       bowersj2  310: }
                    311: 
                    312: 1;

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