[BACK]Return to lonquickgrades.pm CVS log [TXT] [DIR] Up to [LON-CAPA] / loncom / interface

Diff for /loncom/interface/lonquickgrades.pm between versions 1.1 and 1.7

version 1.1, 2002/11/14 21:36:23 version 1.7, 2002/11/26 14:45:25
Line 31  package Apache::lonquickgrades; Line 31  package Apache::lonquickgrades;
   
 use strict;  use strict;
 use Apache::Constants qw(:common :http);  use Apache::Constants qw(:common :http);
   use POSIX;
   
 sub handler {  sub handler {
     my $r = shift;      my $r = shift;
       return real_handler($r);
   }
   
   sub real_handler {
       my $r = shift;
   
     &Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});      &Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
   
Line 60  sub handler { Line 66  sub handler {
     # Create the nav map      # Create the nav map
     my $navmap = Apache::lonnavmaps::navmap->new(      my $navmap = Apache::lonnavmaps::navmap->new(
                         $ENV{"request.course.fn"}.".db",                          $ENV{"request.course.fn"}.".db",
                         $ENV{"request.course.fn"}."_parms.db", 0, 0);                          $ENV{"request.course.fn"}."_parms.db", 1, 0);
   
       if (!defined($navmap)) {
           my $requrl = $r->uri;
           $ENV{'user.error.msg'} = "$requrl:bre:0:0:Navamp initialization failed.";
           return HTTP_NOT_ACCEPTABLE;
       }
   
       # Keep this hash in sync with %statusIconMap in lonnavmaps; they
       # should match color/icon
       my $res = $navmap->firstResource(); # temp resource to access constants
   
     if (!defined($navmap)) {      if (!defined($navmap)) {
         my $requrl = $r->uri;          my $requrl = $r->uri;
Line 69  sub handler { Line 85  sub handler {
     }      }
     
     # Header      # Header
     $r->print(&Apache::loncommon::bodytag('Navigate Course Map','',      $r->print(&Apache::loncommon::bodytag('Quick Score Display','',
                                           ''));                                            ''));
   
       $r->print(<<HEADER);
   <p>This screen shows how many problems (or problem parts) you have completed, and
   how many you have not yet done. You can also look at <a href="/adm/classcalc">a detailed
   score sheet</a>.</p>
   HEADER
   
       $navmap->init();
   
     # End navmap using boilerplate      # End navmap using boilerplate
   
     my $iterator = $navmap->getIterator(undef, undef, undef, 1);      my $iterator = $navmap->getIterator(undef, undef, undef, 1);
     my $depth = 1;      my $depth = 1;
     $iterator->next(); # ignore first BEGIN_MAP      $iterator->next(); # ignore first BEGIN_MAP
     my $curRes = $iterator->next();      my $curRes = $iterator->next();
          
       # General overview of the following: Walk along the course resources.
       # For every problem in the resource, tell its parent maps how many
       # parts and how many parts correct it has. After that, each map will
       # have a count of the total parts underneath it, correct and otherwise.
       # After that, we will walk through the course again and read off
       # maps in order, with their data. 
       # (If in the future people decide not to be cumulative, only add
       #  the counts to the parent map.)
   
       my $totalParts = 0; my $totalPossible = 0; my $totalRight = 0;
   
       # Pre-run: Count parts correct
     while ( $depth > 0 ) {      while ( $depth > 0 ) {
         if ($curRes == $iterator->BEGIN_MAP()) {$depth++;}          if ($curRes == $iterator->BEGIN_MAP()) {$depth++;}
         if ($curRes == $iterator->END_MAP()) { $depth--; }          if ($curRes == $iterator->END_MAP()) { $depth--; }
   
         if (ref($curRes) && $curRes->is_problem()) {          if (ref($curRes) && $curRes->is_problem() && !$curRes->randomout)
           {
               # Get number of correct, incorrect parts
               my $parts = $curRes->parts();
               if (scalar(@{$parts}) > 1) { shift @{$parts}; } # lose the first "0"
               $totalParts += scalar(@{$parts});
               my $partsRight = 0;
               my $stack = $iterator->getStack();
               
               for my $part (@{$parts}) {
                   my $status = $curRes->getCompletionStatus($part);
                   if ($status == $curRes->CORRECT || $status == $curRes->CORRECT_BY_OVERRIDE
                       || $status == $curRes->EXCUSED) {
                       $partsRight++;
                       $totalRight++;
                   }
   
                   my $dateStatus = $curRes->getDateStatus($part);
                   if ($status != $curRes->OPEN_LATER) {
                       $totalPossible++;
                   }
               }
               
               # Crawl down stack and record parts correct and total
               for my $res (@{$stack}) {
                   if (ref($res) && $res->is_map()) {
                       if (!defined($res->{DATA}->{CHILD_PARTS})) {
                           $res->{DATA}->{CHILD_PARTS} = 0;
                           $res->{DATA}->{CHILD_CORRECT} = 0;
                       }
                       
                       $res->{DATA}->{CHILD_PARTS} += scalar(@{$parts});
                       $res->{DATA}->{CHILD_CORRECT} += $partsRight;
                   }
               }
           }
           $curRes = $iterator->next();
       }
   
       $iterator = $navmap->getIterator(undef, undef, undef, 1);
       my $depth = 1;
       $iterator->next(); # ignore first BEGIN_MAP
       my $curRes = $iterator->next();
   
       my @start = (255, 255, 192);
       my @end   = (0, 192, 0);
   
       my $indentString = '&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;';
   
       my $unaccountedTotal = $totalParts;
       my $unaccountedCorrect = $totalRight;
   
       # Second pass: Print the maps.
       $r->print('<table cellspacing="3" border="2"><tr><td align="center"><b>Sequence</b></td>');
       $r->print('<td align="center">Correct / Total</td><tr>' . "\n\n");
       while ($depth > 0) {
           if ($curRes == $iterator->BEGIN_MAP()) {$depth++;}
           if ($curRes == $iterator->END_MAP()) { $depth--; }
   
           if (ref($curRes) && $curRes->is_map()) {
               my $stack = $iterator->getStack();
               my $src = Apache::lonnavmaps::getLinkForResource($stack);
               my $srcHasQuestion = $src =~ /\?/;
               my $link = $src.
                   ($srcHasQuestion?'&':'?') .
                   'symb='.&Apache::lonnet::escape($curRes->symb()).
                   '"';
             my $title = $curRes->compTitle();              my $title = $curRes->compTitle();
             $r->print($title . '<br />' . "\n");              
               my $correct = $curRes->{DATA}->{CHILD_CORRECT};
               my $total = $curRes->{DATA}->{CHILD_PARTS};
   
               $unaccountedTotal -= $total;
               $unaccountedCorrect -= $correct;
   
               if ($total > 0) {
                   my $ratio;
                   $ratio = $correct / $total;
                   my $color = mixColors(\@start, \@end, $ratio);
                   $r->print("<tr><td bgcolor='$color'>");
                   
                   for (my $i = 1; $i < $depth; $i++) { $r->print($indentString); }
                   
                   $r->print("<a href='$link'>$title</a></td>");
                   $r->print("<td align='center'>$correct / $total</td></tr>\n");
               }
         }          }
   
         $curRes = $iterator->next();          $curRes = $iterator->next();
     }      }
   
     $r->print("</body></html>");      # If there were any problems at the top level, print an extra "catchall"
       if ($unaccountedTotal > 0) {
           my $ratio = $unaccountedCorrect / $unaccountedTotal;
           my $color = mixColors(\@start, \@end, $ratio);
           $r->print("<tr><td bgcolor='$color'>");
           $r->print("Problems Not Contained In Sequences</td><td align='center'>");
           $r->print("$unaccountedCorrect / $unaccountedTotal</td></tr>");
       }
   
       my $maxHelpLink = Apache::loncommon::help_open_topic("Quick_Grades_Possibly_Correct");
   
       $r->print("<tr><td colspan='2' align='right'>Total Parts Correct: <b>$totalRight</b><br>");
       $r->print("Max Possible To Date $maxHelpLink: <b>$totalPossible</b><br>");
       $r->print("Total Parts In Course: <b>$totalParts</b></td></tr>\n\n");
   
   
       $r->print("</table></body></html>");
   
       $navmap->untieHashes();
   
     return OK;      return OK;
 }  }
   
   # Pass this two refs to arrays for the start and end color, and a number
   # from 0 to 1 for how much of the latter you want to mix in. It will
   # return a string ready to show ("#FFC309");
   sub mixColors {
       my $start = shift;
       my $end = shift;
       my $ratio = shift;
       
       my $final = "";
       my $a = $start->[0]; my $b = $end->[0];
       my $mix1 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
       my $a = $start->[1]; my $b = $end->[1];
       my $mix2 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
       my $a = $start->[2]; my $b = $end->[2];
       my $mix3 = POSIX::floor((1-$ratio)*$a + $ratio*$b);
   
       my $final = sprintf "%2x%2x%2x", $mix1, $mix2, $mix3;
       return "#" . $final;
   }
   
 1;  1;
Removed from v.1.1  
changed lines
  Added in v.1.7

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