--- loncom/homework/response.pm 2006/06/19 16:15:53 1.139 +++ loncom/homework/response.pm 2007/05/31 15:30:35 1.170 @@ -1,7 +1,7 @@ # The LearningOnline Network with CAPA # various response type definitons response definition # -# $Id: response.pm,v 1.139 2006/06/19 16:15:53 www Exp $ +# $Id: response.pm,v 1.170 2007/05/31 15:30:35 albertel Exp $ # # Copyright Michigan State University Board of Trustees # @@ -30,6 +30,7 @@ package Apache::response; use strict; use Apache::lonlocal; use Apache::lonnet; +use Apache::lonmaxima(); BEGIN { &Apache::lonxml::register('Apache::response',('responseparam','parameter','dataresponse','customresponse','mathresponse')); @@ -128,11 +129,13 @@ sub setrandomnumber { } $shift_amt=scalar(@Apache::inputtags::responselist); } elsif ($Apache::lonhomework::parsing_a_task) { - $id1=$Apache::bridgetask::dimension; - if (!$ignore_id2 && defined($Apache::bridgetask::instance[-1])) { - $id2=$Apache::bridgetask::instance[-1]; + $id1=&Apache::bridgetask::get_dim_id(); + if (!$ignore_id2 && ref($Apache::bridgetask::instance{$id1})) { + $id2=$Apache::bridgetask::instance{$id1}[-1]; + $shift_amt=scalar(@{$Apache::bridgetask::instance{$id1}}); + } else { + $shift_amt=0; } - $shift_amt=scalar(@Apache::bridgetask::instance); } &Apache::lonxml::debug("id1: $id1, id2: $id2, shift_amt: $shift_amt"); if (!$rand_alg || $rand_alg eq '32bit' || $rand_alg eq '64bit' || @@ -262,11 +265,14 @@ sub meta_response_order { } sub check_for_previous { - my ($curresponse,$partid,$id) = @_; + my ($curresponse,$partid,$id,$last) = @_; my %previous; $previous{'used'} = 0; foreach my $key (sort(keys(%Apache::lonhomework::history))) { if ($key =~ /resource\.$partid\.$id\.submission$/) { + if ( $last && $key =~ /^(\d+):/ ) { + next if ($1 >= $last); + } &Apache::lonxml::debug("Trying $key"); my $pastresponse=$Apache::lonhomework::history{$key}; if ($pastresponse eq $curresponse) { @@ -304,7 +310,7 @@ sub handle_previous { } sub view_or_modify { - my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser(); + my ($symb,$courseid,$domain,$name) = &Apache::lonnet::whichuser(); my $myself=0; if ( ($name eq $env{'user.name'}) && ($domain eq $env{'user.domain'}) ) { $myself=1; @@ -338,7 +344,7 @@ sub end_dataresponse { if ( $target eq 'web' ) { } elsif ($target eq 'grade' ) { if ( defined $env{'form.submitted'}) { - my ($symb,$courseid,$domain,$name)=&Apache::lonxml::whichuser(); + my ($symb,$courseid,$domain,$name)=&Apache::lonnet::whichuser(); my $allowed=&Apache::lonnet::allowed('mgr',$courseid); if ($allowed) { &Apache::response::setup_params('dataresponse',$safeeval); @@ -365,13 +371,14 @@ sub start_customresponse { my $id = &Apache::response::start_response($parstack,$safeeval); push(@Apache::lonxml::namespace,'customresponse'); my $result; - undef($Apache::response::custom_answer); + @Apache::response::custom_answer=(); + @Apache::response::custom_answer_type=(); &Apache::lonxml::register('Apache::response',('answer')); if ($target eq 'web') { if ( &Apache::response::show_answer() ) { my $answer = &Apache::lonxml::get_param('answerdisplay',$parstack, $safeeval); - $Apache::inputtags::answertxt{$id}=$answer; + $Apache::inputtags::answertxt{$id}=[$answer]; } } elsif ($target eq 'edit') { $result.=&Apache::edit::tag_start($target,$token); @@ -384,7 +391,6 @@ sub start_customresponse { $safeeval,'answerdisplay'); if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); - $result.=&Apache::edit::handle_insert(); } } elsif ($target eq 'answer' || $target eq 'grade') { &Apache::response::reset_params(); @@ -401,8 +407,11 @@ sub end_customresponse { my $id=$Apache::inputtags::response[-1]; if ( $target eq 'grade' && &Apache::response::submitted() ) { my $response = &Apache::response::getresponse(); - if ( $response =~ /[^\s]/ && - $Apache::response::custom_answer_type eq 'loncapa/perl') { + if ($Apache::lonhomework::type eq 'exam' || + &Apache::response::submitted('scantron')) { + &Apache::response::scored_response($part,$id); + } elsif ( $response =~ /[^\s]/ && + $Apache::response::custom_answer_type[-1] eq 'loncapa/perl') { if (!$Apache::lonxml::default_homework_loaded) { &Apache::lonxml::default_homework_load($safeeval); } @@ -414,7 +423,7 @@ sub end_customresponse { ${$safeeval->varglob('LONCAPA::customresponse_submission')}= $response; - my $award = &Apache::run::run('{ my $submission=$LONCAPA::customresponse_submission;'.$Apache::response::custom_answer.'}',$safeeval); + my $award = &Apache::run::run('{ my $submission=$LONCAPA::customresponse_submission;'.$Apache::response::custom_answer[-1].'}',$safeeval); if (!&Apache::inputtags::valid_award($award)) { $error = $award; $award = 'ERROR'; @@ -427,42 +436,165 @@ sub end_customresponse { $error; } } + } elsif ( $target eq 'answer') { + $result = &Apache::response::answer_header('customresponse'); + my $answer = &Apache::lonxml::get_param('answerdisplay',$parstack, + $safeeval); + if ($env{'form.answer_output_mode'} ne 'tex') { + $answer = ''.$answer.''; + } + $result .= &Apache::response::answer_part('customresponse',$answer); + $result .= &Apache::response::answer_footer('customresponse'); + } + if ($target eq 'web') { + &setup_prior_tries_hash(\&format_prior_response_math); + } + if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || + $target eq 'tex' || $target eq 'analyze') { + &Apache::lonxml::increment_counter(&Apache::response::repetition()); } pop(@Apache::lonxml::namespace); + pop(@Apache::response::custom_answer); + pop(@Apache::response::custom_answer_type); &Apache::lonxml::deregister('Apache::response',('answer')); &Apache::response::end_response(); return $result; } +sub format_prior_response_custom { + my ($mode,$answer) =@_; + return ''. + &HTML::Entities::encode($answer,'"<>&').''; +} + sub start_mathresponse { - my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; + my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; + my $id = &Apache::response::start_response($parstack,$safeeval); + push(@Apache::lonxml::namespace,'mathresponse'); my $result; - if ($target eq 'meta') { - &Apache::response::start_response($parstack,$safeeval); - $result=&Apache::response::meta_package_write('mathresponse'); - &Apache::response::end_response(); - } else { -# $result.=&start_numericalresponse(@_); + @Apache::response::custom_answer=(); + @Apache::response::custom_answer_type=(); + &Apache::lonxml::register('Apache::response',('answer')); + if ($target eq 'web') { + if ( &Apache::response::show_answer() ) { + my $answer = &Apache::lonxml::get_param('answerdisplay',$parstack, + $safeeval); + $Apache::inputtags::answertxt{$id}=[$answer]; + } + } elsif ($target eq 'edit') { + $result.=&Apache::edit::tag_start($target,$token); + $result.=&Apache::edit::text_arg('String to display for answer:', + 'answerdisplay',$token); + $result.=&Apache::edit::select_arg('Algebra System:', + 'cas', + ['maxima'], + $token); + $result.=&Apache::edit::text_arg('Argument Array:', + 'args',$token); + $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row(); + } elsif ($target eq 'modified') { + my $constructtag; + $constructtag=&Apache::edit::get_new_args($token,$parstack, + $safeeval,'answerdisplay','cas','args'); + if ($constructtag) { + $result = &Apache::edit::rebuild_tag($token); + } + } elsif ($target eq 'answer' || $target eq 'grade') { + &Apache::response::reset_params(); + } elsif ($target eq 'meta') { + $result .= &Apache::response::meta_package_write('mathresponse'); } return $result; } sub end_mathresponse { -# return end_numericalresponse(@_); + my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; + my $result; + my $part=$Apache::inputtags::part; + my $id=$Apache::inputtags::response[-1]; + if ( $target eq 'grade' && &Apache::response::submitted() ) { + my $response = &Apache::response::getresponse(); + if ( $response =~ /[^\s]/ ) { + if (!$Apache::lonxml::default_homework_loaded) { + &Apache::lonxml::default_homework_load($safeeval); + } + my %previous = &Apache::response::check_for_previous($response, + $part,$id); + $Apache::lonhomework::results{"resource.$part.$id.submission"}= + $response; + my $error; + my $award; + my $cas = &Apache::lonxml::get_param('cas',$parstack,$safeeval); + if ($cas eq 'maxima') { + my $args = [&Apache::lonxml::get_param_var('args',$parstack,$safeeval)]; + $award=&Apache::lonmaxima::maxima_run($Apache::response::custom_answer[-1],$response,$args); + } + if (!&Apache::inputtags::valid_award($award)) { + $error = $award; + $award = 'ERROR'; + } + &Apache::response::handle_previous(\%previous,$award); + $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}= + $award; + if ($error) { + $Apache::lonhomework::results{"resource.$part.$id.awardmsg"}= + $error; + } + } + } + if ($target eq 'web') { + &setup_prior_tries_hash(\&format_prior_response_math); + } + + pop(@Apache::lonxml::namespace); + pop(@Apache::response::custom_answer); + pop(@Apache::response::custom_answer_type); + &Apache::lonxml::deregister('Apache::response',('answer')); + &Apache::response::end_response(); + return $result; +} + +sub format_prior_response_math { + my ($mode,$answer) =@_; + return ''. + &HTML::Entities::encode($answer,'"<>&').''; +} + +sub implicit_multiplication { + my ($expression)=@_; +# Escape scientific notation, so 3e8 does not become 3*e*8 +# 3e8 -> 3&8; 3e-8 -> 3&-8; 3E+8 -> e&+8 + $expression=~s/(\d+)e([\+\-]*\d+)/$1\&\($2\)/gsi; +# 3x10^8 -> 3&8; 3*10^-8 -> 3&-8 + $expression=~s/(\d+)(?:x|\*)10(?:\^|\*\*)([\+\-]*\d+)/$1\&\($2\)/gsi; +# Fill in multiplication signs +# a b -> a*b;3 b -> 3*b;3 4 -> 3*4 + $expression=~s/(\w)\s+(\w)/$1\*$2/gs; +# )( -> )*(; ) ( -> )*( + $expression=~s/\)\s*\(/\)\*\(/gs; +# 3a -> 3*a; 3( -> 3*(; 3 ( -> 3*(; 3A -> 3*A + $expression=~s/(\d)\s*([a-zA-Z\(])/$1\*$2/gs; +# a ( -> a*( + $expression=~s/(\w)\s+\(/$1\*\(/gs; +# )a -> )*a; )3 -> )*3; ) 3 -> )*3 + $expression=~s/\)\s*(\w)/\)\*$1/gs; +# 3&8 -> 3e8; 3&-4 -> 3e-4 + $expression=~s/(\d+)\&\(([\+\-]*\d+)\)/$1e$2/gs; + return $expression; } sub start_answer { my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; my $result; - $Apache::response::custom_answer= - &Apache::lonxml::get_all_text_unbalanced("/answer",$parser); - $Apache::response::custom_answer_type= - lc(&Apache::lonxml::get_param('type',$parstack,$safeeval)); - $Apache::response::custom_answer_type =~ s/\s+//g; + push(@Apache::response::custom_answer, + &Apache::lonxml::get_all_text_unbalanced("/answer",$parser)); + push(@Apache::response::custom_answer_type, + lc(&Apache::lonxml::get_param('type',$parstack,$safeeval))); + $Apache::response::custom_answer_type[-1] =~ s/\s+//g; if ($target eq "edit" ) { $result=&Apache::edit::tag_start($target,$token,'Answer algorithm'); $result.=&Apache::edit::editfield($token->[1], - $Apache::response::custom_answer, + $Apache::response::custom_answer[-1], '',80,4); } elsif ( $target eq "modified" ) { $result=$token->[4].&Apache::edit::modifiedfield('/answer',$parser); @@ -543,7 +675,6 @@ sub start_responseparam { } if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); - $result.=&Apache::edit::handle_insert(); } } elsif ($target eq 'grade' || $target eq 'answer' || $target eq 'web' || $target eq 'tex' || $target eq 'analyze' ) { @@ -581,7 +712,7 @@ sub setup_params { if ($env{'request.state'} eq 'construct') { return; } my %paramlist=(); foreach my $key (keys(%Apache::lonnet::packagetab)) { - if ($key =~ /^$tag/) { + if ($key =~ /^\Q$tag\E/) { my ($package,$name) = split(/&/,$key); $paramlist{$name}=1; } @@ -609,9 +740,10 @@ sub setup_params { { my @answer_bits; + my $need_row_start; sub answer_header { - my ($type,$increment) = @_; + my ($type,$increment,$rows) = @_; my $result; if ($env{'form.answer_output_mode'} eq 'tex') { undef(@answer_bits); @@ -624,34 +756,58 @@ sub answer_header { } push(@answer_bits,$bit); } else { + my $td = ''; $result = ''; if ($Apache::lonhomework::type eq 'exam') { - $result .= ''; + $result .= $td.($Apache::lonxml::counter+$increment). ')'; } else { - $result .= ''; + $result .= $td.&mt('Answer for Part: [_1]', + $Apache::inputtags::part).''; } $result .= "\n"; + $need_row_start = 0; + } + return $result; +} + +sub next_answer { + my ($type) = @_; + my $result; + if ($env{'form.answer_output_mode'} eq 'tex') { + # FIXME ... need to do something with tex mode + } else { + $result .= ""; + $need_row_start = 1; } return $result; } sub answer_part { - my ($type,$answer) = @_; + my ($type,$answer,$args) = @_; my $result; if ($env{'form.answer_output_mode'} eq 'tex') { - my $to_use='|'; - foreach my $value (32..126) { - my $char=pack('c',$value); - if ($answer !~ /\Q$char\E/) { - $to_use=$char; - last; + if (!$args->{'no_verbatim'}) { + my $to_use='|'; + foreach my $value (32..126) { + my $char=pack('c',$value); + if ($answer !~ /\Q$char\E/) { + $to_use=$char; + last; + } + } + if ($answer ne '') { + $answer = '\verb'.$to_use.$answer.$to_use; } } if ($answer ne '') { - push(@answer_bits,'\verb'.$to_use.$answer.$to_use); + push(@answer_bits,$answer); } } else { - $result = ''; + if ($need_row_start) { + $result .= ''; + $need_row_start = 0; + } + $result .= ''; } return $result; } @@ -674,7 +830,7 @@ sub answer_footer { sub showallfoils { if (defined($env{'form.showallfoils'})) { - my ($symb)=&Apache::lonxml::whichuser(); + my ($symb)=&Apache::lonnet::whichuser(); if (($env{'request.state'} eq 'construct') || ($env{'user.adv'} && $symb eq '') || ($Apache::lonhomework::viewgrades) ) { @@ -685,14 +841,33 @@ sub showallfoils { return 0; } +=pod + +=item &getresponse($offset,$resulttype); + +Retreives the current submitted response, helps out in the case of +scantron mode. + +Returns either the exact text of the submission, or a bubbled response +converted to something usable. + +Optional Arguments: + $offset - if a problem has more than one bubble response, pass in the number + of the bubble wanted + $resulttype - undef -> a number between 0 and 25 + 'A is 1' -> a number between 1 and 26 + 'letter' -> a letter between 'A' and 'Z' + +=cut + sub getresponse { - my ($temp,$resulttype)=@_; + my ($offset,$resulttype)=@_; my $formparm='form.HWVAL_'.$Apache::inputtags::response['-1']; my $response; - if (!defined($temp)) { - $temp=1; + if (!defined($offset)) { + $offset=1; } else { - $formparm.=":$temp"; + $formparm.=":$offset"; } my %let_to_num=('A'=>0,'B'=>1,'C'=>2,'D'=>3,'E'=>4,'F'=>5,'G'=>6,'H'=>7, 'I'=>8,'J'=>9,'K'=>10,'L'=>11,'M'=>12,'N'=>13,'O'=>14, @@ -701,7 +876,7 @@ sub getresponse { if ($env{'form.submitted'} eq 'scantron') { my $part = $Apache::inputtags::part; my $id = $Apache::inputtags::response[-1]; - $response = $env{'scantron.'.($Apache::lonxml::counter+$temp-1). + $response = $env{'scantron.'.($Apache::lonxml::counter+$offset-1). '.answer'}; # save bubbled letter for later $Apache::lonhomework::results{"resource.$part.$id.scantron"}.= @@ -719,6 +894,15 @@ sub getresponse { return $response; } +=pod + +=item &repetition(); + +Returns the number of lines that are required to encode the weight. +(Currently expects that there are 10 bubbles per line) + +=cut + sub repetition { my $id = $Apache::inputtags::part; my $weight = &Apache::lonnet::EXT("resource.$id.weight"); @@ -728,6 +912,30 @@ sub repetition { return $repetition; } +=pod + +=item &scored_response($part_id,$response_id); + +Sets the results hash elements + + resource.$part_id.$response_id.awarded - to the floating point + number between 0 and 1 that was awarded on the bubbled input + + resource.$part_id.$response_id.awarddetail - to 'ASSIGNED_SCORE' + +Returns + + the number of bubble sheet lines that were used (and likely need to + be passed to &Apache::lonxml::increment_counter() + +Arguments + + $part_id - id of the part to grade + $response_id - id of the response to grade + + +=cut + sub scored_response { my ($part,$id)=@_; my $repetition=&repetition(); @@ -863,7 +1071,17 @@ sub pick_foil_for_concept { $Apache::response::conceptgroup{'names'}; } - +#------------------------------------------------------------ +# +# Get a parameter associated with a problem. +# Parameters: +# $id - the id of the paramater, either a part id, +# or a partid and responspe id joined by _ +# $name - Name of the parameter to fetch +# $default - Default value for the paramter. +# +# +# sub get_response_param { my ($id,$name,$default)=@_; my $parameter; @@ -888,7 +1106,13 @@ sub submitted { if ($who eq 'scantron') { return 0; } # if the Submit Answer button for this particular part was pressed my $partid=$Apache::inputtags::part; - if (defined($env{'form.submit_'.$partid})) { return 1; } + if ($env{'form.submitted'} eq "part_$partid") { + return 1; + } + if ($env{'form.submitted'} eq "yes" + && defined($env{'form.submit_'.$partid})) { + return 1; + } # Submit All button on a .page was pressed if (defined($env{'form.all_submit'})) { return 1; } # otherwise no submission occured @@ -896,7 +1120,7 @@ sub submitted { } sub add_to_gradingqueue { - my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser(); + my ($symb,$courseid,$domain,$name) = &Apache::lonnet::whichuser(); if ( $courseid eq '' || $symb eq '' || $env{'request.state'} eq 'construct' @@ -928,7 +1152,7 @@ sub add_to_gradingqueue { # a return of 3 means it after the answer date sub check_status { my ($id)=@_; - if (!$id) { $id=$Apache::linputtags::part; } + if (!defined($id)) { $id=$Apache::inputtags::part; } my $curtime=&Apache::lonnet::EXT('system.time'); my $opendate=&Apache::lonnet::EXT("resource.$id.opendate"); my $duedate=&Apache::lonnet::EXT("resource.$id.duedate"); @@ -948,6 +1172,33 @@ sub check_status { return 2; } +sub setup_prior_tries_hash { + my ($func,$data) = @_; + my $part = $Apache::inputtags::part; + my $id = $Apache::inputtags::response[-1]; + foreach my $i (1..$Apache::lonhomework::history{'version'}) { + my $sub_key = "$i:resource.$part.$id.submission"; + next if (!exists($Apache::lonhomework::history{$sub_key})); + my @other_data; + foreach my $datum (@{ $data }) { + if (ref($datum)) { + push(@other_data,$datum); + } else { + my $info_key = "$i:resource.$part.$id.$datum"; + push(@other_data,$Apache::lonhomework::history{$info_key}); + } + } + + my $output = + &$func('grade', + $Apache::lonhomework::history{$sub_key}, + \@other_data); + if (defined($output)) { + $Apache::inputtags::submission_display{$sub_key} = $output; + } + } +} + 1; __END__
'.($Apache::lonxml::counter+$increment). ')Answer for Part:'.$Apache::inputtags::part.'
'.$answer.'
'.$answer.'