--- loncom/homework/grades.pm 2006/02/13 22:11:51 1.312 +++ loncom/homework/grades.pm 2006/02/25 20:25:02 1.315 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # The LON-CAPA Grading handler # -# $Id: grades.pm,v 1.312 2006/02/13 22:11:51 banghart Exp $ +# $Id: grades.pm,v 1.315 2006/02/25 20:25:02 bowersj2 Exp $ # # Copyright Michigan State University Board of Trustees # @@ -40,6 +40,7 @@ use Apache::lonmsg qw(:user_normal_msg); use Apache::Constants qw(:common); use Apache::lonlocal; use String::Similarity; +use POSIX qw(floor); my %oldessays=(); my %perm=(); @@ -467,6 +468,35 @@ sub jscriptNform { return $jscript; } +# Given the score (as a number [0-1] and the weight) what is the final +# point value? This function will round to the nearest tenth, third, +# or quarter if one of those is within the tolerance of .00001. +sub compute_points +{ + my ($score, $weight) = @_; + + my $tolerance = .00001; + my $points = $score * $weight; + + # Check for nearness to 1/x. + my $check_for_nearness = sub { + my ($factor) = @_; + my $num = ($points * $factor) + $tolerance; + my $floored_num = floor($num); + if ($num - $floored_num < 2 * $tolerance * $factor) + { + return $floored_num / $factor; + } + return $points; + }; + + $points = $check_for_nearness->(10); + $points = $check_for_nearness->(3); + $points = $check_for_nearness->(4); + + return $points; +} + #------------------ End of general use routines -------------------- # @@ -1386,10 +1416,8 @@ SUBJAVASCRIPT #--- displays the grading box, used in essay type problem and grading by page/sequence sub gradeBox { my ($request,$symb,$uname,$udom,$counter,$partid,$record) = @_; - my $checkIcon = ''; - my $wgt = &Apache::lonnet::EXT('resource.'.$partid.'.weight',$symb,$udom,$uname); my $wgtmsg = ($wgt > 0 ? '(problem weight)' : 'problem weight assigned by computer'); @@ -1397,19 +1425,15 @@ sub gradeBox { my $score = ($$record{'resource.'.$partid.'.awarded'} eq '' ? '' : $$record{'resource.'.$partid.'.awarded'}*$wgt); my $result=''."\n"; - my $display_part=&get_display_part($partid,undef,$symb); - my %last_resets = &get_last_resets($symb,$env{'request.course.id'}, [$partid]); my $aggtries = $$record{'resource.'.$partid.'.tries'}; if ($last_resets{$partid}) { $aggtries = &get_num_tries($record,$last_resets{$partid},$partid); } - $result.='
'. 'Part: '.$display_part.' Points: | '."\n";
-
my $ctr = 0;
$result.=' | or | '."\n"; $result.='/'.$wgt.' '.$wgtmsg. ($$record{'resource.'.$partid.'.solved'} eq 'correct_by_student' ? ' '.$checkIcon : ''). ' | '."\n"; - $result.=' |