Annotation of loncom/interface/lonquickgrades.pm, revision 1.49.6.3

1.1       bowersj2    1: # The LearningOnline Network with CAPA
                      2: # Quick Student Grades Display
                      3: #
1.49.6.3! raeburn     4: # $Id: lonquickgrades.pm,v 1.49.6.2 2015/03/13 22:40:35 raeburn 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;
1.49.6.1  raeburn    32: use Apache::Constants qw(:common :http REDIRECT);
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;
1.49.6.3! raeburn    38: use Apache::lonuserstate;
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: 	$r->send_http_header;
1.1       bowersj2   58:         return OK;
                     59:     }
                     60: 
1.49.6.2  raeburn    61:     unless (&Apache::lonnet::allowed('mgr')) {
                     62:         # Check for critical messages and redirect if present.
                     63:         my ($redirect,$url) = &Apache::loncommon::critical_redirect(300);
                     64:         if ($redirect) {
                     65:             &Apache::loncommon::content_type($r,'text/html');
                     66:             $r->header_out(Location => $url);
                     67:             return REDIRECT;
                     68:         }
                     69: 
                     70:         # Check if course needs to be re-initialized
                     71:         my $loncaparev = $r->dir_config('lonVersion');
                     72:         my ($result,@reinit) = &Apache::loncommon::needs_coursereinit($loncaparev);
                     73: 
                     74:         if ($result eq 'switch') {
                     75:             &Apache::loncommon::content_type($r,'text/html');
                     76:             $r->send_http_header;
                     77:             $r->print(&Apache::loncommon::check_release_result(@reinit));
                     78:             return OK;
                     79:         } elsif ($result eq 'update') {
                     80:             my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
                     81:             my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
                     82:             my ($furl,$ferr) = &Apache::lonuserstate::readmap("$cdom/$cnum");
                     83:             if ($ferr) {
                     84:                 my $requrl = $r->uri;
                     85:                 $env{'user.error.msg'}="$requrl:bre:0:0:Course not initialized";
                     86:                 $env{'user.reinit'} = 1;
                     87:                 return HTTP_NOT_ACCEPTABLE;
                     88:             }
                     89:         }
                     90:     }
                     91: 
1.1       bowersj2   92:     # Send header, don't cache this page
                     93:     &Apache::loncommon::no_cache($r);
                     94:     $r->send_http_header;
                     95: 
1.22      matthew    96:     my $showPoints = 
1.36      albertel   97:         $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'standard';
1.29      albertel   98:     my $notshowSPRSlink = 
1.49      www        99:         (($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'external')
                    100:       || ($env{'course.'.$env{'request.course.id'}.'.grading'} eq 'externalnototals'));
                    101:     my $notshowTotals=
                    102:         $env{'course.'.$env{'request.course.id'}.'.grading'} eq 'externalnototals';
1.17      bowersj2  103: 
1.1       bowersj2  104:     # Create the nav map
1.24      bowersj2  105:     my $navmap = Apache::lonnavmaps::navmap->new();
1.1       bowersj2  106: 
1.7       bowersj2  107:     if (!defined($navmap)) {
                    108:         my $requrl = $r->uri;
1.36      albertel  109:         $env{'user.error.msg'} = "$requrl:bre:0:0:Navamp initialization failed.";
1.7       bowersj2  110:         return HTTP_NOT_ACCEPTABLE;
                    111:     }
                    112: 
1.4       bowersj2  113:     # Keep this hash in sync with %statusIconMap in lonnavmaps; they
                    114:     # should match color/icon
                    115:     my $res = $navmap->firstResource(); # temp resource to access constants
1.1       bowersj2  116:  
                    117:     # Header
1.47      schafran  118:     my $title = "Grading and Statistics";#$showPoints ? "Points Display" : "Completed Problems Display";
1.46      raeburn   119:     my $brcrum = [{href=>"/adm/quickgrades",text => "Points Display"}];
                    120:     $r->print(&Apache::loncommon::start_page($title,undef,
                    121:                                             {'bread_crumbs' => $brcrum})
                    122:              );
1.1       bowersj2  123: 
1.29      albertel  124:     if (!$showPoints && !$notshowSPRSlink ) {
1.43      bisitz    125:         $r->print('<p>'
                    126:                  .&mt('This screen shows how many problems (or problem parts) you have completed'
                    127:                      .', and how many you have not yet done.'
                    128:                      .' You can also look at [_1]a detailed score sheet[_2].'
                    129:                      ,'<a href="/adm/studentcalc">','</a>')
                    130:                  .'</p>');
1.17      bowersj2  131:     }
                    132: 
1.43      bisitz    133:     $r->print('<p class="LC_info">'.&mt('This may take a few moments to display.').'</p>');
1.17      bowersj2  134: 
                    135:     $r->rflush();
1.2       bowersj2  136: 
1.1       bowersj2  137:     # End navmap using boilerplate
                    138: 
                    139:     my $iterator = $navmap->getIterator(undef, undef, undef, 1);
                    140:     my $depth = 1;
                    141:     $iterator->next(); # ignore first BEGIN_MAP
                    142:     my $curRes = $iterator->next();
1.4       bowersj2  143:     
1.5       bowersj2  144:     # General overview of the following: Walk along the course resources.
                    145:     # For every problem in the resource, tell its parent maps how many
                    146:     # parts and how many parts correct it has. After that, each map will
                    147:     # have a count of the total parts underneath it, correct and otherwise.
                    148:     # After that, we will walk through the course again and read off
                    149:     # maps in order, with their data. 
                    150:     # (If in the future people decide not to be cumulative, only add
                    151:     #  the counts to the parent map.)
1.17      bowersj2  152:     # For convenience, "totalParts" is also "totalPoints" when we're looking
                    153:     #  at points; I can't come up with a variable name that makes sense
                    154:     #  equally for both cases.
1.5       bowersj2  155: 
                    156:     my $totalParts = 0; my $totalPossible = 0; my $totalRight = 0;
1.28      bowersj2  157:     my $totalAttempted = 0;
1.14      bowersj2  158:     my $now = time();
1.28      bowersj2  159:     my $topLevelParts = 0; my $topLevelRight = 0; my $topLevelAttempted = 0;
1.5       bowersj2  160: 
                    161:     # Pre-run: Count parts correct
1.1       bowersj2  162:     while ( $depth > 0 ) {
                    163:         if ($curRes == $iterator->BEGIN_MAP()) {$depth++;}
                    164:         if ($curRes == $iterator->END_MAP()) { $depth--; }
                    165: 
1.7       bowersj2  166:         if (ref($curRes) && $curRes->is_problem() && !$curRes->randomout)
1.5       bowersj2  167:         {
                    168:             # Get number of correct, incorrect parts
                    169:             my $parts = $curRes->parts();
                    170:             my $partsRight = 0;
1.17      bowersj2  171: 	    my $partsCount = 0;
1.28      bowersj2  172: 	    my $partsAttempted = 0;
1.5       bowersj2  173:             my $stack = $iterator->getStack();
                    174:             
                    175:             for my $part (@{$parts}) {
1.28      bowersj2  176: 		my $completionStatus = $curRes->getCompletionStatus($part);
                    177: 		my $dateStatus = $curRes->getDateStatus($part);
                    178: 		
                    179:                 if ($completionStatus == $curRes->EXCUSED()) {
1.21      matthew   180:                     next;
                    181:                 }
1.17      bowersj2  182: 		if ($showPoints) {
1.28      bowersj2  183: 		    my $score = 0;
                    184: 		    # If we're not telling status and the answer date isn't passed yet, 
                    185: 		    # it's an "attempted" point
1.42      raeburn   186: 		    if ((($curRes->problemstatus($part) eq 'no') ||
                    187:                         ($curRes->problemstatus($part) eq 'no_feedback_ever')) &&
1.28      bowersj2  188: 			($dateStatus != $curRes->ANSWER_OPEN)) {
1.31      albertel  189: 			my $status = $curRes->simpleStatus($part);
                    190: 			if ($status == $curRes->ATTEMPTED) {
                    191: 			    $partsAttempted += $curRes->weight($part);
                    192: 			    $totalAttempted += $partsAttempted;
                    193: 			}
1.28      bowersj2  194: 		    } else {
1.39      albertel  195: 			$score = &Apache::grades::compute_points($curRes->weight($part), $curRes->awarded($part));
1.28      bowersj2  196: 		    }
1.17      bowersj2  197: 		    $partsRight += $score;
                    198: 		    $totalRight += $score;
1.19      bowersj2  199: 		    $partsCount += $curRes->weight($part);
1.18      bowersj2  200: 
1.17      bowersj2  201: 		    if ($curRes->opendate($part) < $now) {
1.20      bowersj2  202: 			$totalPossible += $curRes->weight($part);
1.17      bowersj2  203: 		    }
1.19      bowersj2  204: 		    $totalParts += $curRes->weight($part);
1.17      bowersj2  205: 		} else {
1.27      bowersj2  206: 		    my $status = $curRes->simpleStatus($part);
1.17      bowersj2  207: 		    my $thisright = 0;
                    208: 		    $partsCount++;
1.37      albertel  209: 		    if ($status == $curRes->CORRECT ||
                    210: 			$status == $curRes->PARTIALLY_CORRECT ) {
1.17      bowersj2  211: 			$partsRight++;
                    212: 			$totalRight++;
                    213: 			$thisright = 1;
                    214: 		    }
1.28      bowersj2  215: 
                    216: 		    if ($status == $curRes->ATTEMPTED) {
                    217: 			$partsAttempted++;
                    218: 			$totalAttempted++;
                    219: 		    }
1.17      bowersj2  220: 		    
                    221: 		    my $dateStatus = $curRes->getDateStatus($part);
1.19      bowersj2  222: 		    $totalParts++;
1.17      bowersj2  223: 		    if ($curRes->opendate($part) < $now) {
                    224: 			$totalPossible++;
                    225: 		    }
                    226: 		}
1.5       bowersj2  227:             }
1.15      bowersj2  228: 
                    229:             if ($depth == 1) { # in top-level only
1.19      bowersj2  230: 		$topLevelParts += $partsCount;
1.15      bowersj2  231: 		$topLevelRight += $partsRight;
1.28      bowersj2  232: 		$topLevelAttempted += $partsAttempted;
1.15      bowersj2  233: 	    }
                    234: 
1.5       bowersj2  235:             # Crawl down stack and record parts correct and total
                    236:             for my $res (@{$stack}) {
                    237:                 if (ref($res) && $res->is_map()) {
                    238:                     if (!defined($res->{DATA}->{CHILD_PARTS})) {
                    239:                         $res->{DATA}->{CHILD_PARTS} = 0;
                    240:                         $res->{DATA}->{CHILD_CORRECT} = 0;
1.28      bowersj2  241: 			$res->{DATA}->{CHILD_ATTEMPTED} = 0;
1.5       bowersj2  242:                     }
                    243:                     
1.17      bowersj2  244:                     $res->{DATA}->{CHILD_PARTS} += $partsCount;
1.5       bowersj2  245:                     $res->{DATA}->{CHILD_CORRECT} += $partsRight;
1.28      bowersj2  246: 		    $res->{DATA}->{CHILD_ATTEMPTED} += $partsAttempted;
1.5       bowersj2  247:                 }
                    248:             }
                    249:         }
                    250:         $curRes = $iterator->next();
                    251:     }
                    252: 
                    253:     $iterator = $navmap->getIterator(undef, undef, undef, 1);
1.9       matthew   254:     $depth = 1;
1.5       bowersj2  255:     $iterator->next(); # ignore first BEGIN_MAP
1.9       matthew   256:     $curRes = $iterator->next();
1.5       bowersj2  257: 
1.7       bowersj2  258:     my @start = (255, 255, 192);
1.5       bowersj2  259:     my @end   = (0, 192, 0);
                    260: 
                    261:     my $indentString = '&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;';
                    262: 
                    263:     # Second pass: Print the maps.
1.43      bisitz    264:     $r->print(&Apache::loncommon::start_data_table()
                    265:              .&Apache::loncommon::start_data_table_header_row()
                    266:              .'<th>'.&mt('Folder').'</th>');
1.28      bowersj2  267:     $title = &mt($showPoints ? "Points Scored" : "Done");
                    268:     if ($totalAttempted) {
                    269: 	$title .= " / " . &mt("Attempted");
                    270:     }
1.49      www       271:     $r->print("<th>$title".($notshowTotals?'':" / ".&mt('Total')).'</th>'
1.43      bisitz    272:              .&Apache::loncommon::end_data_table_header_row());
1.5       bowersj2  273:     while ($depth > 0) {
                    274:         if ($curRes == $iterator->BEGIN_MAP()) {$depth++;}
                    275:         if ($curRes == $iterator->END_MAP()) { $depth--; }
                    276: 
                    277:         if (ref($curRes) && $curRes->is_map()) {
                    278:             my $title = $curRes->compTitle();
                    279:             
                    280:             my $correct = $curRes->{DATA}->{CHILD_CORRECT};
                    281:             my $total = $curRes->{DATA}->{CHILD_PARTS};
1.28      bowersj2  282: 	    my $attempted = $curRes->{DATA}->{CHILD_ATTEMPTED};
1.5       bowersj2  283: 
1.6       bowersj2  284:             if ($total > 0) {
                    285:                 my $ratio;
                    286:                 $ratio = $correct / $total;
                    287:                 my $color = mixColors(\@start, \@end, $ratio);
1.43      bisitz    288:                 $r->print(&Apache::loncommon::start_data_table_row()
                    289:                          .'<td style="background-color:'.$color.';">');
1.6       bowersj2  290:                 
1.15      bowersj2  291: 		my $thisIndent = '';
                    292:                 for (my $i = 1; $i < $depth; $i++) { $thisIndent .= $indentString; }
1.6       bowersj2  293:                 
1.15      bowersj2  294:                 $r->print("$thisIndent$title</td>");
1.28      bowersj2  295: 		if ($totalAttempted) {
1.45      bisitz    296: 		    $r->print('<td valign="top">'
                    297:                              .$thisIndent
                    298:                              .'<span class="LC_nobreak">'
1.49      www       299:                              .$correct.' / '.$attempted.($notshowTotals?'':' / '.$total)
1.45      bisitz    300:                              .'</span></td>'
                    301:                              .&Apache::loncommon::end_data_table_row()
                    302:                     );
1.28      bowersj2  303: 		} else {
1.45      bisitz    304: 		    $r->print('<td valign="top">'
                    305:                              .$thisIndent
                    306:                              .'<span class="LC_nobreak">'
1.49      www       307:                              .$correct.($notshowTotals?'':' / '.$total)
1.45      bisitz    308:                              .'</span></td>'
1.43      bisitz    309:                              .&Apache::loncommon::end_data_table_row());
1.28      bowersj2  310: 		}
1.6       bowersj2  311:             }
1.5       bowersj2  312:         }
1.4       bowersj2  313: 
1.5       bowersj2  314:         $curRes = $iterator->next();
                    315:     }
1.4       bowersj2  316: 
1.6       bowersj2  317:     # If there were any problems at the top level, print an extra "catchall"
1.15      bowersj2  318:     if ($topLevelParts > 0) {
                    319:         my $ratio = $topLevelRight / $topLevelParts;
1.6       bowersj2  320:         my $color = mixColors(\@start, \@end, $ratio);
1.43      bisitz    321:         $r->print(&Apache::loncommon::start_data_table_row()
                    322:                  .'<td style="background-color:'.$color.';">');
1.25      www       323:         $r->print(&mt("Problems Not Contained In A Folder")."</td><td>");
1.43      bisitz    324:         $r->print("$topLevelRight / $topLevelParts</td>"
                    325:                  .&Apache::loncommon::end_data_table_row());
1.6       bowersj2  326:     }
1.4       bowersj2  327: 
1.35      albertel  328:     if ($showPoints) {
1.34      www       329: 	my $maxHelpLink = Apache::loncommon::help_open_topic("Quick_Grades_Possibly_Correct");
1.2       bowersj2  330: 
1.34      www       331: 	$title = $showPoints ? "Points" : "Parts Done";
1.41      bisitz    332: 	my $totaltitle = $showPoints ? &mt("Awarded Total Points") : &mt("Total Parts Done");
1.43      bisitz    333: 	$r->print(&Apache::loncommon::start_data_table_row()
1.48      bisitz    334:                  .'<td colspan="2" align="right">'.$totaltitle.': <b>'.$totalRight.'</b><br />');
                    335: 	$r->print(&mt('Max Possible To Date')." $maxHelpLink: <b>$totalPossible</b><br />");
1.34      www       336: 	$title = $showPoints ? "Points" : "Parts";
1.43      bisitz    337: 	$r->print(&mt("Total $title In Course").': <b>'.$totalParts.'</b></td>'
                    338:                  .&Apache::loncommon::end_data_table_row());
1.34      www       339:     }
1.1       bowersj2  340: 
1.43      bisitz    341:     $r->print(&Apache::loncommon::end_data_table()
                    342:              .&Apache::loncommon::end_page());
1.1       bowersj2  343: 
                    344:     return OK;
1.5       bowersj2  345: }
                    346: 
                    347: # Pass this two refs to arrays for the start and end color, and a number
                    348: # from 0 to 1 for how much of the latter you want to mix in. It will
                    349: # return a string ready to show ("#FFC309");
                    350: sub mixColors {
                    351:     my $start = shift;
                    352:     my $end = shift;
                    353:     my $ratio = shift;
                    354:     
1.9       matthew   355:     my ($a,$b);
1.5       bowersj2  356:     my $final = "";
1.9       matthew   357:     $a = $start->[0]; $b = $end->[0];
1.5       bowersj2  358:     my $mix1 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
1.9       matthew   359:     $a = $start->[1]; $b = $end->[1];
1.5       bowersj2  360:     my $mix2 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
1.9       matthew   361:     $a = $start->[2]; $b = $end->[2];
1.5       bowersj2  362:     my $mix3 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
                    363: 
1.16      bowersj2  364:     $final = sprintf "%02x%02x%02x", $mix1, $mix2, $mix3;
1.5       bowersj2  365:     return "#" . $final;
1.1       bowersj2  366: }
                    367: 
                    368: 1;

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