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Diff for /loncom/homework/functionplotresponse.pm between versions 1.22 and 1.24

version 1.22, 2010/11/01 00:04:09 version 1.24, 2010/11/06 16:12:39
Line 344  sub end_backgroundplot { Line 344  sub end_backgroundplot {
 sub start_splinerule {  sub start_splinerule {
    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
    my $result='';     my $result='';
    my $internalid = $Apache::inputtags::part.'_'.$Apache::inputtags::response[-1];     my $label=&Apache::lonxml::get_param('index',$parstack,$safeeval);
    if ($target eq 'edit') {     $Apache::functionplotresponse::counter++;
         $result=&Apache::edit::tag_start($target,$token,'Spline Evaluation Rule').     if ($label=~/\W/) {
                 &Apache::edit::end_row();        &Apache::lonxml::warning(&mt('Spline Rule indices should only contain alphanumeric characters.'));
      }
      $label=~s/\W//gs;
      unless ($label) {
         $label='R'.$Apache::functionplotresponse::counter;
      } else {
         $label='R'.$label;
      }
      if ($Apache::functionplotresponse::splineorder{$label}) {
          &Apache::lonxml::error(&mt('Spline Rule indices must be unique.'));
      }
   
   
      if ($target eq 'grade') {
   # Simply remember - in order - for later
         my $beginninglabel=&Apache::lonxml::get_param('beginninglabel',$parstack,$safeeval);
         my $endinglabel=&Apache::lonxml::get_param('endinglabel',$parstack,$safeeval);
         if (($beginninglabel=~/\W/) || ($endinglabel=~/W/)) {
             &Apache::lonxml::warning(&mt('Spline Rule labels must be alphanumeric.'));
         }
         $beginninglabel=~s/\W//gs;
         $endinglabel=~s/\W//gs;
         my $relationship=&Apache::lonxml::get_param('relationship',$parstack,$safeeval);
         $relationship=~s/\W//gs;
         $relationship=lc($relationship);
         unless ($relationship=~/^(eq|ge|gt|le|lt|ne)$/) {
             &Apache::lonxml::warning(&mt('Spline Rule relationship not defined.'));
             $relationship='eq';
         }
         my $derivative=&Apache::lonxml::get_param('derivative',$parstack,$safeeval);
         unless (($derivative==0) || ($derivative==1) || ($derivative==2)) {
            &Apache::lonxml::warning(&mt('Spline Rule derivative not defined.'));
            $derivative=0;
         }
         push(@Apache::functionplotresponse::splinerules,join(':',(
              $label,
              $derivative,
              &Apache::lonxml::get_param('beginningvalue',$parstack,$safeeval),
              $beginninglabel,
              &Apache::lonxml::get_param('endingvalue',$parstack,$safeeval),
              $endinglabel,
              $relationship,
              &Apache::lonxml::get_param('value',$parstack,$safeeval)
             )));
      } elsif ($target eq 'edit') {
         $result=&Apache::edit::tag_start($target,$token,'Spline Evaluation Rule').
                 &Apache::edit::end_row();
    }     }
    return $result;     return $result;
 }  }
Line 363  sub end_splinerule { Line 409  sub end_splinerule {
   
   
 #  #
 # <spline label="..." order="1,2,3,4" initx="..." inity="..." scalex="..." scaley="..." />  # <spline index="..." order="1,2,3,4" initx="..." inity="..." scalex="..." scaley="..." />
 #  #
 # Unfortunately, GeoGebra seems to want all splines after everything else, so we need to store them  # Unfortunately, GeoGebra seems to want all splines after everything else, so we need to store them
 #  #
Line 371  sub start_spline { Line 417  sub start_spline {
    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;     my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
    my $result='';     my $result='';
    if ($target eq 'web') {     if ($target eq 'web') {
       my $label=&Apache::lonxml::get_param('label',$parstack,$safeeval);        my $label=&Apache::lonxml::get_param('index',$parstack,$safeeval);
       $Apache::functionplotresponse::counter++;        $Apache::functionplotresponse::counter++;
       if ($label=~/\W/) {        if ($label=~/\W/) {
          &Apache::lonxml::warning(&mt('Spline labels should only contain alphanumeric characters.'));           &Apache::lonxml::warning(&mt('Spline indices should only contain alphanumeric characters.'));
       }        }
       $label=~s/\W//gs;        $label=~s/\W//gs;
       unless ($label) { $label='S'.$Apache::functionplotresponse::counter; }        unless ($label) { 
            $label='S'.$Apache::functionplotresponse::counter; 
         } else {
            $label='S'.$label;
         }
       if ($Apache::functionplotresponse::splineorder{$label}) {        if ($Apache::functionplotresponse::splineorder{$label}) {
          &Apache::lonxml::error(&mt('Spline labels must be unique.'));           &Apache::lonxml::error(&mt('Spline indices must be unique.'));
       }        }
   
       my $order=&Apache::lonxml::get_param('order',$parstack,$safeeval);        my $order=&Apache::lonxml::get_param('order',$parstack,$safeeval);
Line 404  sub start_spline { Line 454  sub start_spline {
       $Apache::functionplotresponse::splinescaley{$label}=$sy;        $Apache::functionplotresponse::splinescaley{$label}=$sy;
    } elsif ($target eq 'edit') {     } elsif ($target eq 'edit') {
         $result=&Apache::edit::tag_start($target,$token,'Spline').          $result=&Apache::edit::tag_start($target,$token,'Spline').
              &Apache::edit::text_arg('Label:','label',               &Apache::edit::text_arg('Index:','index',
                                      $token,'4').'&nbsp;'.                                       $token,'4').'&nbsp;'.
              &Apache::edit::select_arg('Order:','order',               &Apache::edit::select_arg('Order:','order',
                                   ['2','3','4','5','6','7','8','9'],$token).'&nbsp;'.                                    ['2','3','4','5','6','7','8','9'],$token).'&nbsp;'.
Line 419  sub start_spline { Line 469  sub start_spline {
              &Apache::edit::end_row();               &Apache::edit::end_row();
   } elsif ($target eq 'modified') {    } elsif ($target eq 'modified') {
     my $constructtag=&Apache::edit::get_new_args($token,$parstack,      my $constructtag=&Apache::edit::get_new_args($token,$parstack,
                                                  $safeeval,'label','order','initx','inity',                                                   $safeeval,'index','order','initx','inity',
                                                            'scalex','scaley');                                                             'scalex','scaley');
     if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); }      if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); }
   }    }
Line 653  sub start_functionplotresponse { Line 703  sub start_functionplotresponse {
   undef %Apache::functionplotresponse::previous;    undef %Apache::functionplotresponse::previous;
   $Apache::functionplotresponse::inputfields='';    $Apache::functionplotresponse::inputfields='';
   $Apache::functionplotresponse::counter=0;    $Apache::functionplotresponse::counter=0;
   # Remember rules
     undef @Apache::functionplotresponse::splinerules;
 # Part and ID  # Part and ID
   my $partid=$Apache::inputtags::part;    my $partid=$Apache::inputtags::part;
   my $id=&Apache::response::start_response($parstack,$safeeval);    my $id=&Apache::response::start_response($parstack,$safeeval);
Line 725  sub start_functionplotresponse { Line 777  sub start_functionplotresponse {
   return $result;    return $result;
 }  }
   
   sub splinerulecheck {
      my ($rule)=@_;
      return 0;
   }
   
   
 sub end_functionplotresponse {  sub end_functionplotresponse {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   &Apache::response::end_response;    &Apache::response::end_response;
Line 754  sub end_functionplotresponse { Line 812  sub end_functionplotresponse {
         $xmin=(defined($xmin)?$xmin:-10);          $xmin=(defined($xmin)?$xmin:-10);
         my $xmax=&Apache::lonxml::get_param('xmax',$parstack,$safeeval);          my $xmax=&Apache::lonxml::get_param('xmax',$parstack,$safeeval);
         $xmax=(defined($xmax)?$xmax:10);          $xmax=(defined($xmax)?$xmax:10);
         my $ad;          my $ad='';
         if (&populate_arrays($internalid,$xmin,$xmax) eq 'no_func') {          if (&populate_arrays($internalid,$xmin,$xmax) eq 'no_func') {
            $ad='NOT_FUNCTION';             $ad='NOT_FUNCTION';
         } else {          } else {
            $ad='INCORRECT';  # We have a function that we can actually grade, go through the spline rules.
              undef  %Apache::functionplotresponse::splinerulelabels;
              foreach my $rule (@Apache::functionplotresponse::splinerules) {
                 unless (&splinerulecheck($rule)) {
                    $ad='INCORRECT';
                    last;
                 }
              }
   # If it's not wrong, it's correct 
              unless ($ad) { $ad='EXACT_ANS' };
         }          }
   
 #  #
Removed from v.1.22  
changed lines
  Added in v.1.24

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