--- loncom/homework/default_homework.lcpm 2011/08/03 03:37:23 1.152.2.1 +++ loncom/homework/default_homework.lcpm 2011/10/06 17:20:37 1.152.2.2 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # used by lonxml::xmlparse() as input variable $safeinit to Apache::run::run() # -# $Id: default_homework.lcpm,v 1.152.2.1 2011/08/03 03:37:23 raeburn Exp $ +# $Id: default_homework.lcpm,v 1.152.2.2 2011/10/06 17:20:37 raeburn Exp $ # # Copyright Michigan State University Board of Trustees # @@ -143,7 +143,6 @@ sub caparesponse_check { my $sig_lbound=''; #done my $sig_ubound=''; #done - #type's definitons come from capaParser.h #remove leading and trailing whitespace @@ -152,10 +151,8 @@ sub caparesponse_check { } if ($response=~ /^\s|\s$/) { $response=~ s:^\s+|\s+$::g; - &LONCAPA_INTERNAL_DEBUG("Removed ws now :$response:"); } - #&LONCAPA_INTERNAL_DEBUG(" type is $type "); if ($type eq 'cs' || $type eq 'ci') { #for string answers make sure all places spaces occur, there is #really only 1 space, in both the answer and the response @@ -179,7 +176,6 @@ sub caparesponse_check { if (length($response) > 500) { return ('TOO_LONG',undef); } if ($type eq '' ) { - &LONCAPA_INTERNAL_DEBUG("Didn't find a type :$type: defaulting"); if ( $answer eq ($answer *1.0)) { $type = 2; } else { $type = 3; } } else { @@ -199,7 +195,6 @@ sub caparesponse_check { #formula type setup the sample points if ($type eq '8') { ($id_list,$points)=split(/@/,$samples); - &LONCAPA_INTERNAL_DEBUG("Found :$id_list:$points: points in $samples"); } if ($tol eq '') { $tol=0.0; @@ -258,8 +253,8 @@ sub caparesponse_check { elsif ($result =='15') { $result='UNIT_IRRECONCIBLE'; } else {$result = "ERROR: Unknown Result:$result:$@:";} - &LONCAPA_INTERNAL_DEBUG("RetError $reterror: Answer $answer: Response $response: type-$type|$tol|$tol_type|$sig:$sig_lbound:$sig_ubound|$unit|"); - &LONCAPA_INTERNAL_DEBUG(" $answer $response $result "); +# &LONCAPA_INTERNAL_DEBUG("RetError $reterror: Answer $answer: Response $response: type-$type|$tol|$tol_type|$sig:$sig_lbound:$sig_ubound|$unit|"); +# &LONCAPA_INTERNAL_DEBUG(" $answer $response $result "); return ($result,$reterror); } @@ -271,6 +266,9 @@ sub caparesponse_check_list { my $answerunit=$LONCAPA::CAPAresponse_args{'unit'}; &LONCAPA_INTERNAL_DEBUG("Got type :$type: answer unit :$answerunit:\n"); + my $preprocess=$LONCAPA::CAPAresponse_args{'preprocess'}; + $preprocess=~s/^\&//; + my $num_input_lines = scalar(@{$LONCAPA::CAPAresponse_answer->{'answers'}}); @@ -307,22 +305,43 @@ sub caparesponse_check_list { } } - &LONCAPA_INTERNAL_DEBUG("Initial final response :$responses->[0][-1]:"); my $unit; + my ($allowalgebra)=($LONCAPA::CAPAresponse_args{'allowalgebra'}=~/^(yes|1|on)$/i); if ($type eq 'float' || $type eq '') { #for numerical problems split off the unit -# if ( $responses->[0][-1]=~ /(.*[^\s])\s+([^\s]+)/ ) { - if ( $responses->[0][-1]=~ /^([\d\.\,\s\$]*(?:(?:[xX\*]10[\^\*]*|[eE]*)[\+\-]*\d*)*(?:^|\S)\d+)([\$\s\w\^\*\/\(\)\+\-]*[^\d\.\s\,][\$\s\w\^\*\/\(\)\+\-]*)$/ ) { - $responses->[0][-1]=$1; - $unit=&capa_formula_fix($2); - &LONCAPA_INTERNAL_DEBUG("Found unit :$unit:"); + my ($part1,$part2); + if ($allowalgebra) { + ($part1,$part2)=($responses->[0][-1]=~ /^(.*[^\s])\s+([^\s]+)$/); + } else { + ($part1,$part2)=($responses->[0][-1]=~ /^([\d\.\,\s\$]*(?:(?:[xX\*]10[\^\*]*|[eE]*)[\+\-]*\d*)*(?:^|\S)\d+)([\$\s\w\^\*\/\(\)\+\-]*[^\d\.\s\,][\$\s\w\^\*\/\(\)\+\-]*)$/); + } + if (defined($part1) && defined($part2)) { + $responses->[0][-1]=$part1; + $unit=&capa_formula_fix($part2); + my $customunits=$LONCAPA::CAPAresponse_args{'customunits'}; + if ($customunits =~ /\S/) { + foreach my $replacement (split(/\s*\,\s*/,$customunits)) { + my ($which,$what)=split(/\s*\=\s*/,$replacement); + if ((defined($which)) && (defined($what))) { + $what=&capa_formula_fix($what); + $unit=~s/$which/\($what\)/g; + } + } + } } } - &LONCAPA_INTERNAL_DEBUG("Final final response :$responses->[0][-1]:$unit:"); $unit=~s/\s//; my $error; foreach my $response (@$responses) { - foreach my $element (@$response) { + foreach my $element (@$response) { + # See if we have preprocessor + if ($preprocess=~/\S/) { + if (defined(&$preprocess)) { + no strict 'refs'; + $element=&$preprocess($element,$unit); + use strict 'refs'; + } + } if (($type eq 'float') || (($type eq '') && ($unit ne ''))) { $element =~ s/\s//g; } @@ -344,6 +363,10 @@ sub caparesponse_check_list { if (($element =~ /^[0\.]+$/) && ($unit!~/\w/) && ($answerunit=~/\w/)) { $appendunit=$answerunit; } +# Do the math for the student if allowed + if ($allowalgebra) { + $element=&cas('maxima',$element); + } if ($appendunit ne '') { $element .= " $appendunit"; } @@ -392,6 +415,15 @@ sub caparesponse_check_list { } } } + # See if we have preprocessor for string responses + if (($preprocess=~/\S/) && ($type eq 'cs' || $type eq 'ci')) { + if (defined(&$preprocess)) { + no strict 'refs'; + $response->[$j]=&$preprocess($response->[$j]); + use strict 'refs'; + } + } + my ($award,$msg) = &caparesponse_check($answer->[$j], $response->[$j]); if ($type eq 'cs' || $type eq 'ci') { @@ -430,6 +462,15 @@ sub caparesponse_check_list { } } } + # See if we have preprocessor + if (($preprocess=~/\S/) && ($type eq 'cs' || $type eq 'ci')) { + if (defined(&$preprocess)) { + no strict 'refs'; + $response->[$j]=&$preprocess($response->[$j]); + use strict 'refs'; + } + } + my ($award,$msg) = &caparesponse_check($answer->[$j], $response->[$j]); if ($type eq 'cs' || $type eq 'ci') { @@ -1125,11 +1166,23 @@ sub class { return $course; } +sub classid { + my $courseid = &EXT('request.course.id'); + $courseid = '' if $courseid eq ""; + return $courseid; +} + sub firstname { my $firstname = &EXT('environment.firstname'); $firstname = '' if $firstname eq ""; return $firstname; } + +sub middlename { + my $middlename = &EXT('environment.middlename'); + $middlename = '' if $middlename eq ""; + return $middlename; +} sub lastname { my $lastname = &EXT('environment.lastname'); @@ -1196,6 +1249,40 @@ sub answer_date_epoch { return &EXT('resource.'.$partid.'.answerdate'); } +sub parameter_setting { + my ($which,$partid)=@_; + unless ($partid) { $partid=0; } + return &EXT('resource.'.$partid.'.'.$which); +} + +sub stored_data { + my ($which,$partid)=@_; + unless ($partid) { $partid=0; } + return &EXT('user.resource.resource.'.$partid.'.'.$which); +} + +sub wrong_bubbles { + my ($correct,$lower,$upper,$step,@given)=@_; + my @array=(); + my %hash=(); + foreach my $new (@given) { + $hash{$new}=1; + } + my $num=int(¶meter_setting('numbubbles',¤tpart())); + unless ($num) { $num=8; } + if ($num>1) { + for (my $i=0;$i<=500;$i++) { + my $new=&random($lower,$upper,$step); + if ($hash{$new}) { next; } + if (abs($new-$correct)<$step) { next; } + $hash{$new}=1; + @array=keys(%hash); + if ($#array+2>=$num) { last; } + } + } + return @array; +} + sub array_moments { my @input=@_; my (@output,$N);