--- 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') {
- $result .= '| '.($Apache::lonxml::counter+$increment). ') | ';
+ $result .= $td.($Apache::lonxml::counter+$increment). ')';
} else {
- $result .= 'Answer for Part:'.$Apache::inputtags::part.' | ';
+ $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 {
- $result = ''.$answer.' | ';
+ if ($need_row_start) {
+ $result .= '';
+ $need_row_start = 0;
+ }
+ $result .= '| '.$answer.' | ';
}
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__
|