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

Diff for /loncom/homework/response.pm between versions 1.156 and 1.184

version 1.156, 2006/12/15 22:11:43 version 1.184, 2007/11/13 11:06:54
Line 265  sub meta_response_order { Line 265  sub meta_response_order {
 }  }
   
 sub check_for_previous {  sub check_for_previous {
     my ($curresponse,$partid,$id) = @_;      my ($curresponse,$partid,$id,$last) = @_;
     my %previous;      my %previous;
     $previous{'used'} = 0;      $previous{'used'} = 0;
     foreach my $key (sort(keys(%Apache::lonhomework::history))) {      foreach my $key (sort(keys(%Apache::lonhomework::history))) {
  if ($key =~ /resource\.$partid\.$id\.submission$/) {   if ($key =~ /resource\.$partid\.$id\.submission$/) {
       if ( $last && $key =~ /^(\d+):/ ) {
    next if ($1 >= $last);
       }
     &Apache::lonxml::debug("Trying $key");      &Apache::lonxml::debug("Trying $key");
     my $pastresponse=$Apache::lonhomework::history{$key};      my $pastresponse=$Apache::lonhomework::history{$key};
     if ($pastresponse eq $curresponse) {      if ($pastresponse eq $curresponse) {
Line 368  sub start_customresponse { Line 371  sub start_customresponse {
     my $id = &Apache::response::start_response($parstack,$safeeval);      my $id = &Apache::response::start_response($parstack,$safeeval);
     push(@Apache::lonxml::namespace,'customresponse');      push(@Apache::lonxml::namespace,'customresponse');
     my $result;      my $result;
     undef($Apache::response::custom_answer);      @Apache::response::custom_answer=();
       @Apache::response::custom_answer_type=();
     &Apache::lonxml::register('Apache::response',('answer'));      &Apache::lonxml::register('Apache::response',('answer'));
     if ($target eq 'web') {      if ($target eq 'web') {
   if (  &Apache::response::show_answer() ) {    if (  &Apache::response::show_answer() ) {
Line 387  sub start_customresponse { Line 391  sub start_customresponse {
   $safeeval,'answerdisplay');    $safeeval,'answerdisplay');
  if ($constructtag) {   if ($constructtag) {
     $result = &Apache::edit::rebuild_tag($token);      $result = &Apache::edit::rebuild_tag($token);
     $result.=&Apache::edit::handle_insert();  
  }   }
     } elsif ($target eq 'answer' || $target eq 'grade') {      } elsif ($target eq 'answer' || $target eq 'grade') {
  &Apache::response::reset_params();   &Apache::response::reset_params();
Line 408  sub end_customresponse { Line 411  sub end_customresponse {
     &Apache::response::submitted('scantron')) {      &Apache::response::submitted('scantron')) {
     &Apache::response::scored_response($part,$id);      &Apache::response::scored_response($part,$id);
  } elsif ( $response =~ /[^\s]/ &&    } elsif ( $response =~ /[^\s]/ && 
   $Apache::response::custom_answer_type eq 'loncapa/perl') {    $Apache::response::custom_answer_type[-1] eq 'loncapa/perl') {
     if (!$Apache::lonxml::default_homework_loaded) {      if (!$Apache::lonxml::default_homework_loaded) {
  &Apache::lonxml::default_homework_load($safeeval);   &Apache::lonxml::default_homework_load($safeeval);
     }      }
Line 420  sub end_customresponse { Line 423  sub end_customresponse {
     ${$safeeval->varglob('LONCAPA::customresponse_submission')}=      ${$safeeval->varglob('LONCAPA::customresponse_submission')}=
  $response;   $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($award)) {      if (!&Apache::inputtags::valid_award($award)) {
  $error = $award;   $error = $award;
  $award = 'ERROR';   $award = 'ERROR';
Line 443  sub end_customresponse { Line 446  sub end_customresponse {
  $result .= &Apache::response::answer_part('customresponse',$answer);   $result .= &Apache::response::answer_part('customresponse',$answer);
  $result .= &Apache::response::answer_footer('customresponse');   $result .= &Apache::response::answer_footer('customresponse');
     }      }
       if ($target eq 'web') {
    &setup_prior_tries_hash(\&format_prior_response_math);
       }
     if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||       if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || 
  $target eq 'tex' || $target eq 'analyze') {   $target eq 'tex' || $target eq 'analyze') {
  &Apache::lonxml::increment_counter(&Apache::response::repetition());   &Apache::lonxml::increment_counter(&Apache::response::repetition(),
      "$part.$id");
    if ($target eq 'analyze') {
       &Apache::lonhomework::set_bubble_lines();
    }
     }      }
     pop(@Apache::lonxml::namespace);      pop(@Apache::lonxml::namespace);
       pop(@Apache::response::custom_answer);
       pop(@Apache::response::custom_answer_type);
     &Apache::lonxml::deregister('Apache::response',('answer'));      &Apache::lonxml::deregister('Apache::response',('answer'));
     &Apache::response::end_response();      &Apache::response::end_response();
     return $result;      return $result;
 }  }
   
   sub format_prior_response_custom {
       my ($mode,$answer) =@_;
       return '<span class="LC_prior_custom">'.
       &HTML::Entities::encode($answer,'"<>&').'</span>';
   }
   
 sub start_mathresponse {  sub start_mathresponse {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     my $id = &Apache::response::start_response($parstack,$safeeval);      my $id = &Apache::response::start_response($parstack,$safeeval);
     push(@Apache::lonxml::namespace,'mathresponse');      push(@Apache::lonxml::namespace,'mathresponse');
     my $result;      my $result;
     undef($Apache::response::custom_answer);      @Apache::response::custom_answer=();
       @Apache::response::custom_answer_type=();
     &Apache::lonxml::register('Apache::response',('answer'));      &Apache::lonxml::register('Apache::response',('answer'));
     if ($target eq 'web') {      if ($target eq 'web') {
   if (  &Apache::response::show_answer() ) {    if (  &Apache::response::show_answer() ) {
Line 484  sub start_mathresponse { Line 502  sub start_mathresponse {
   $safeeval,'answerdisplay','cas','args');    $safeeval,'answerdisplay','cas','args');
  if ($constructtag) {   if ($constructtag) {
     $result = &Apache::edit::rebuild_tag($token);      $result = &Apache::edit::rebuild_tag($token);
     $result.=&Apache::edit::handle_insert();  
  }   }
     } elsif ($target eq 'answer' || $target eq 'grade') {      } elsif ($target eq 'answer' || $target eq 'grade') {
  &Apache::response::reset_params();   &Apache::response::reset_params();
Line 514  sub end_mathresponse { Line 531  sub end_mathresponse {
     my $cas = &Apache::lonxml::get_param('cas',$parstack,$safeeval);      my $cas = &Apache::lonxml::get_param('cas',$parstack,$safeeval);
             if ($cas eq 'maxima') {              if ($cas eq 'maxima') {
                 my $args = [&Apache::lonxml::get_param_var('args',$parstack,$safeeval)];                  my $args = [&Apache::lonxml::get_param_var('args',$parstack,$safeeval)];
                 $award=&Apache::lonmaxima::maxima_run($Apache::response::custom_answer,$response,$args);                  $award=&Apache::lonmaxima::maxima_run($Apache::response::custom_answer[-1],$response,$args);
             }              }
     if (!&Apache::inputtags::valid_award($award)) {      if (!&Apache::inputtags::valid_award($award)) {
  $error = $award;   $error = $award;
Line 529  sub end_mathresponse { Line 546  sub end_mathresponse {
     }      }
  }   }
     }      }
       if ($target eq 'web') {
    &setup_prior_tries_hash(\&format_prior_response_math);
       }
   
     pop(@Apache::lonxml::namespace);      pop(@Apache::lonxml::namespace);
       pop(@Apache::response::custom_answer);
       pop(@Apache::response::custom_answer_type);
     &Apache::lonxml::deregister('Apache::response',('answer'));      &Apache::lonxml::deregister('Apache::response',('answer'));
     &Apache::response::end_response();      &Apache::response::end_response();
     return $result;      return $result;
 }  }
   
   sub format_prior_response_math {
       my ($mode,$answer) =@_;
       return '<span class="LC_prior_math">'.
       &HTML::Entities::encode($answer,'"<>&').'</span>';
   }
   
 sub implicit_multiplication {  sub implicit_multiplication {
     my ($expression)=@_;      my ($expression)=@_;
 # Escape scientific notation, so 3e8 does not become 3*e*8  # Escape scientific notation, so 3e8 does not become 3*e*8
Line 544  sub implicit_multiplication { Line 573  sub implicit_multiplication {
     $expression=~s/(\d+)(?:x|\*)10(?:\^|\*\*)([\+\-]*\d+)/$1\&\($2\)/gsi;      $expression=~s/(\d+)(?:x|\*)10(?:\^|\*\*)([\+\-]*\d+)/$1\&\($2\)/gsi;
 # Fill in multiplication signs  # Fill in multiplication signs
 # a b -> a*b;3 b -> 3*b;3 4 -> 3*4  # a b -> a*b;3 b -> 3*b;3 4 -> 3*4
     $expression=~s/(\w)\s+(\w)/$1\*$2/gs;      $expression=~s/([A-Za-z0-9])\s+(?=[A-Za-z0-9])/$1\*/gs;
 # )( -> )*(; ) ( -> )*(  # )( -> )*(; ) ( -> )*(
     $expression=~s/\)\s*\(/\)\*\(/gs;      $expression=~s/\)\s*\(/\)\*\(/gs;
 # 3a -> 3*a; 3( -> 3*(; 3 ( -> 3*(; 3A -> 3*A  # 3a -> 3*a; 3( -> 3*(; 3 ( -> 3*(; 3A -> 3*A
     $expression=~s/(\d)\s*([a-zA-Z\(])/$1\*$2/gs;      $expression=~s/(\d)\s*([a-zA-Z\(])/$1\*$2/gs;
 # a ( -> a*(  # a ( -> a*(
     $expression=~s/(\w)\s+\(/$1\*\(/gs;      $expression=~s/([A-Za-z0-9])\s+\(/$1\*\(/gs;
 # )a -> )*a; )3 -> )*3; ) 3 -> )*3  # )a -> )*a; )3 -> )*3; ) 3 -> )*3
     $expression=~s/\)\s*(\w)/\)\*$1/gs;      $expression=~s/\)\s*([A-Za-z0-9])/\)\*$1/gs;
 # 3&8 -> 3e8; 3&-4 -> 3e-4  # 3&8 -> 3e8; 3&-4 -> 3e-4
     $expression=~s/(\d+)\&\(([\+\-]*\d+)\)/$1e$2/gs;      $expression=~s/(\d+)\&\(([\+\-]*\d+)\)/$1e$2/gs;
     return $expression;      return $expression;
Line 561  sub implicit_multiplication { Line 590  sub implicit_multiplication {
 sub start_answer {  sub start_answer {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
     my $result;      my $result;
     $Apache::response::custom_answer=      push(@Apache::response::custom_answer,
  &Apache::lonxml::get_all_text_unbalanced("/answer",$parser);   &Apache::lonxml::get_all_text_unbalanced("/answer",$parser));
     $Apache::response::custom_answer_type=      push(@Apache::response::custom_answer_type,
  lc(&Apache::lonxml::get_param('type',$parstack,$safeeval));   lc(&Apache::lonxml::get_param('type',$parstack,$safeeval)));
     $Apache::response::custom_answer_type =~ s/\s+//g;      $Apache::response::custom_answer_type[-1] =~ s/\s+//g;
     if ($target eq "edit" ) {      if ($target eq "edit" ) {
  $result=&Apache::edit::tag_start($target,$token,'Answer algorithm');   $result=&Apache::edit::tag_start($target,$token,'Answer algorithm');
  $result.=&Apache::edit::editfield($token->[1],   $result.=&Apache::edit::editfield($token->[1],
   $Apache::response::custom_answer,    $Apache::response::custom_answer[-1],
   '',80,4);    '',80,4);
     } elsif ( $target eq "modified" ) {      } elsif ( $target eq "modified" ) {
  $result=$token->[4].&Apache::edit::modifiedfield('/answer',$parser);   $result=$token->[4].&Apache::edit::modifiedfield('/answer',$parser);
Line 650  sub start_responseparam { Line 679  sub start_responseparam {
  }   }
  if ($constructtag) {   if ($constructtag) {
     $result = &Apache::edit::rebuild_tag($token);      $result = &Apache::edit::rebuild_tag($token);
     $result.=&Apache::edit::handle_insert();  
  }   }
     } elsif ($target eq 'grade' || $target eq 'answer' || $target eq 'web' ||      } elsif ($target eq 'grade' || $target eq 'answer' || $target eq 'web' ||
      $target eq 'tex' || $target eq 'analyze' ) {       $target eq 'tex' || $target eq 'analyze' ) {
Line 688  sub setup_params { Line 716  sub setup_params {
     if ($env{'request.state'} eq 'construct') { return; }      if ($env{'request.state'} eq 'construct') { return; }
     my %paramlist=();      my %paramlist=();
     foreach my $key (keys(%Apache::lonnet::packagetab)) {      foreach my $key (keys(%Apache::lonnet::packagetab)) {
  if ($key =~ /^$tag/) {   if ($key =~ /^\Q$tag\E/) {
     my ($package,$name) = split(/&/,$key);      my ($package,$name) = split(/&/,$key);
     $paramlist{$name}=1;      $paramlist{$name}=1;
  }   }
Line 817  sub showallfoils { Line 845  sub showallfoils {
     return 0;      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 - (defaults to 1) if a problem has more than one bubble
               response, pass in the number of the bubble wanted, (the
               first bubble associated with a problem has an offset of 1,
               the second bubble is 2
   
     $resulttype - undef    -> a number between 0 and 25
                   'A is 1' -> a number between 1 and 26
                   'letter' -> a letter between 'A' and 'Z'
     $lines  - undef problem only needs a single line of bubbles.
               nonzero  Problem wants the first nonempty response in 
                         $lines lines of bubbles.
     $bubbles_per_line - Must be provided if lines is defined.. number of
                         bubbles on a line.
   
   =cut
   
 sub getresponse {  sub getresponse {
     my ($temp,$resulttype)=@_;      my ($offset,$resulttype, $lines, $bubbles_per_line)=@_;
     my $formparm='form.HWVAL_'.$Apache::inputtags::response['-1'];      my $formparm='form.HWVAL_'.$Apache::inputtags::response['-1'];
     my $response;      my $response;
     if (!defined($temp)) {      if (!defined($offset)) {
  $temp=1;   $offset=1;
     } else {      } else {
  $formparm.=":$temp";   $formparm.=":$offset";
       }
       if (!defined($lines)) {
    $lines = 1;
     }      }
     my %let_to_num=('A'=>0,'B'=>1,'C'=>2,'D'=>3,'E'=>4,'F'=>5,'G'=>6,'H'=>7,      my %let_to_num=('A'=>0,'B'=>1,'C'=>2,'D'=>3,'E'=>4,'F'=>5,'G'=>6,'H'=>7,
     'I'=>8,'J'=>9,'K'=>10,'L'=>11,'M'=>12,'N'=>13,'O'=>14,      'I'=>8,'J'=>9,'K'=>10,'L'=>11,'M'=>12,'N'=>13,'O'=>14,
Line 833  sub getresponse { Line 891  sub getresponse {
     if ($env{'form.submitted'} eq 'scantron') {      if ($env{'form.submitted'} eq 'scantron') {
  my $part  = $Apache::inputtags::part;   my $part  = $Apache::inputtags::part;
  my $id    = $Apache::inputtags::response[-1];   my $id    = $Apache::inputtags::response[-1];
  $response = $env{'scantron.'.($Apache::lonxml::counter+$temp-1).  
  '.answer'};   my $line;
    for ($line = 0; $line < $lines; $line++) {
       my $theline = $Apache::lonxml::counter+$offset-1+$line;
       $response = $env{"scantron.$theline.answer"};
       if ((defined($response)) && ($response ne "") && ($response ne " ")) {
    last;
       }
       
    }
   
  # save bubbled letter for later   # save bubbled letter for later
  $Apache::lonhomework::results{"resource.$part.$id.scantron"}.=   $Apache::lonhomework::results{"resource.$part.$id.scantron"}.=
     $response;      $response;
Line 844  sub getresponse { Line 911  sub getresponse {
     } else {      } else {
  $response = $let_to_num{$response};   $response = $let_to_num{$response};
     }      }
       if ($response ne "") {
    $response += $line * $bubbles_per_line;
       }
    } else {
       if ($response ne "") {
    $response = chr(ord($response) + $line * $bubbles_per_line);
       }
  }   }
   
     } else {      } else {
  $response = $env{$formparm};   $response = $env{$formparm};
     }      }
       # 
       #  If we have a nonempty answer, correct the numeric value
       #  of the answer for the line on which it was found.
       #
   
     return $response;      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 {  sub repetition {
     my $id = $Apache::inputtags::part;      my $id = $Apache::inputtags::part;
     my $weight = &Apache::lonnet::EXT("resource.$id.weight");      my $weight = &Apache::lonnet::EXT("resource.$id.weight");
Line 860  sub repetition { Line 949  sub repetition {
     return $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 {  sub scored_response {
     my ($part,$id)=@_;      my ($part,$id)=@_;
     my $repetition=&repetition();      my $repetition=&repetition();
Line 934  sub show_answer { Line 1047  sub show_answer {
     my $award  = $Apache::lonhomework::history{"resource.$part.solved"};      my $award  = $Apache::lonhomework::history{"resource.$part.solved"};
     my $status = $Apache::inputtags::status[-1];      my $status = $Apache::inputtags::status[-1];
     return  ( ($award =~ /^correct/      return  ( ($award =~ /^correct/
        && lc($Apache::lonhomework::problemstatus) ne 'no')         && &Apache::lonhomework::show_problem_status())
       || $status eq "SHOW_ANSWER");        || $status eq "SHOW_ANSWER");
 }  }
   
Line 995  sub pick_foil_for_concept { Line 1108  sub pick_foil_for_concept {
  $Apache::response::conceptgroup{'names'};   $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
   #  $default   - Default value for the paramter.
   #
   #  
   #
 sub get_response_param {  sub get_response_param {
     my ($id,$name,$default)=@_;      my ($id,$name,$default)=@_;
     my $parameter;      my $parameter;
Line 1020  sub submitted { Line 1143  sub submitted {
     if ($who eq 'scantron') { return 0; }      if ($who eq 'scantron') { return 0; }
     # if the Submit Answer button for this particular part was pressed      # if the Submit Answer button for this particular part was pressed
     my $partid=$Apache::inputtags::part;      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_'.$partid})) {
    return 1;
       }
     # Submit All button on a .page was pressed      # Submit All button on a .page was pressed
     if (defined($env{'form.all_submit'})) { return 1; }      if (defined($env{'form.all_submit'})) { return 1; }
     # otherwise no submission occured      # otherwise no submission occured
Line 1080  sub check_status { Line 1209  sub check_status {
     return 2;      return 2;
 }  }
   
   =pod
   
   =item setup_prior_tries_hash($func,$data)
   
     Foreach each past .submission $func is called with 3 arguments
        - the mode to set things up for (currently always 'grade')
        - the stored .submission string
        - The expansion of $data
   
     $data is an array ref containing elements that are either
       - scalars that are other elements of the history hash to pass to $func
       - ref to data to be passed untouched to $func
   
   =cut
   
   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;  1;
 __END__  __END__
     
Removed from v.1.156  
changed lines
  Added in v.1.184

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