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Diff for /loncom/homework/imageresponse.pm between versions 1.21 and 1.26

version 1.21, 2002/08/24 15:26:43 version 1.26, 2003/05/05 22:36:54
Line 26 Line 26
 # http://www.lon-capa.org/  # http://www.lon-capa.org/
 #  #
   
 #FIXME assumes multiple possbile submissions but only one is possible currently  #FIXME LATER assumes multiple possible submissions but only one is possible 
   #currently
   
 package Apache::imageresponse;  package Apache::imageresponse;
 use strict;  use strict;
Line 85  sub whichfoils { Line 86  sub whichfoils {
     if (&Apache::response::showallfoils()) {      if (&Apache::response::showallfoils()) {
       $aopt=0;        $aopt=0;
     } else {      } else {
       $aopt=int(rand($#names+1));        $aopt=int(&Math::Random::random_uniform() * ($#names+1));
     }      }
     &Apache::lonxml::debug("From $#names elms, picking $aopt");      &Apache::lonxml::debug("From $#names elms, picking $aopt");
     $aopt=splice(@names,$aopt,1);      $aopt=splice(@names,$aopt,1);
Line 96  sub whichfoils { Line 97  sub whichfoils {
 }  }
   
 sub displayfoils {  sub displayfoils {
   my (@whichopt) = @_;    my ($target,@whichopt) = @_;
   my $result ='';    my $result ='';
   my $name;    my $name;
   my $temp=1;    my $temp=1;
   foreach $name (@whichopt) {    foreach $name (@whichopt) {
     $result.=$Apache::response::foilgroup{"$name.text"}."<br />\n";      $result.=$Apache::response::foilgroup{"$name.text"};
       if ($target eq 'tex') {$result.="\\vskip 0 mm \n";} else {$result.="<br />\n";}
     my $image=$Apache::response::foilgroup{"$name.image"};      my $image=$Apache::response::foilgroup{"$name.image"};
     if ($Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"} =~ /^correct/ ) {      if ($Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"} =~ /^correct/ ) {
       $result.="<img src=\"$image\"/> <br />\n";        if ($target eq 'tex') {
    $result.=$Apache::response::foilgroup{"$name.image"}."\\vskip 0 mm \n";
         } else {
           $result.="<img src=\"$image\"/> <br />\n";
         }
     } else {      } else {
       $result.="<input type=\"image\" name=\"HWVAL_$Apache::inputtags::response['-1']:$temp\" src=\"$image\"/> <br />\n";        if ($target eq 'tex') {
    $result.=$Apache::response::foilgroup{"$name.image"}."\\vskip 0 mm \n";
         } else {
           $result.="<input type=\"image\" name=\"HWVAL_$Apache::inputtags::response['-1']:$temp\" src=\"$image\"/> <br />\n";
         }
     }      }
     $temp++;      $temp++;
   }    }
Line 155  sub end_foilgroup { Line 165  sub end_foilgroup {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   my $result='';    my $result='';
   my @whichopt;    my @whichopt;
   if ($target eq 'web' || $target eq 'grade') {    if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') {
     my ($count,$max) = &getfoilcounts($parstack,$safeeval);      my ($count,$max) = &getfoilcounts($parstack,$safeeval);
     if ($count>$max) { $count=$max }      if ($count>$max) { $count=$max }
     &Apache::lonxml::debug("Count is $count from $max");      &Apache::lonxml::debug("Count is $count from $max");
     @whichopt = &whichfoils($max);      @whichopt = &whichfoils($max);
   }    } elsif ($target eq 'web' || $target eq 'tex') {
   if ($target eq 'web') {      $result=&displayfoils($target,@whichopt);
     $result=&displayfoils(@whichopt);    } elsif ($target eq 'grade') {
   }  
   if ($target eq 'grade') {  
     if ( defined $ENV{'form.submitted'}) {      if ( defined $ENV{'form.submitted'}) {
       &gradefoils(@whichopt);        &gradefoils(@whichopt);
     }      }
     } elsif ($target eq 'edit') {
         $result=&Apache::edit::end_table();
   }    }
   return $result;    return $result;
 }  }
Line 180  sub start_conceptgroup { Line 190  sub start_conceptgroup {
   
 sub end_conceptgroup {  sub end_conceptgroup {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   $Apache::imageresponse::conceptgroup=0;      $Apache::imageresponse::conceptgroup=0;
   if ($target eq 'web' || $target eq 'grade') {    my $result;
     if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') {
     if (defined(@{ $Apache::response::conceptgroup{'names'} })) {      if (defined(@{ $Apache::response::conceptgroup{'names'} })) {
       my @names = @{ $Apache::response::conceptgroup{'names'} };        my @names = @{ $Apache::response::conceptgroup{'names'} };
       my $pick=int(rand($#names+1));        my $pick=int(&Math::Random::random_uniform() * ($#names+1));
       my $name=$names[$pick];        my $name=$names[$pick];
       if (defined(@{ $Apache::response::conceptgroup{"$name.area"} })) {        if (defined(@{ $Apache::response::conceptgroup{"$name.area"} })) {
  push @{ $Apache::response::foilgroup{'names'} }, $name;   push @{ $Apache::response::foilgroup{'names'} }, $name;
Line 196  sub end_conceptgroup { Line 207  sub end_conceptgroup {
  &Apache::lonxml::debug("Selecting $name in $concept");   &Apache::lonxml::debug("Selecting $name in $concept");
       }        }
     }      }
     } elsif ($target eq 'edit') {
         $result=&Apache::edit::end_table();
   }    }
   return '';    return $result;
 }  }
   
 $Apache::imageresponse::curname='';  $Apache::imageresponse::curname='';
 sub start_foil {  sub start_foil {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   if ($target eq 'web' || $target eq 'grade') {    if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') {
     my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);      my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
     if ($name eq '') { $name=$Apache::lonxml::curdepth; }      if ($name eq '') { $name=$Apache::lonxml::curdepth; }
     if ( $Apache::imageresponse::conceptgroup      if ( $Apache::imageresponse::conceptgroup
Line 218  sub start_foil { Line 231  sub start_foil {
 }  }
   
 sub end_foil {  sub end_foil {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   return '';      my $result;
       if ($target eq 'edit') {
    $result=&Apache::edit::end_table();
       }
       return $result;
 }  }
   
 sub start_text {  sub start_text {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   if ($target eq 'web') { &Apache::lonxml::startredirection; }    my $result='';
   return '';    if ($target eq 'web' || $target eq 'tex') { 
        &Apache::lonxml::startredirection; 
     } elsif ($target eq 'edit') {
       my $descr=&Apache::lonxml::get_all_text('/text',$parser);
       $result=&Apache::edit::tag_start($target,$token,'Task Description').
    &Apache::edit::editfield($token->[1],$descr,'Text',60,2).
           &Apache::edit::end_row();
     } elsif ($target eq "modified") {
       my $descr=&Apache::lonxml::get_all_text('/text',$parser);
       $result=$token->[4].&Apache::edit::modifiedfield($token);
       &Apache::lonxml::debug($result);
     }
     return $result;
 }  }
   
 sub end_text {  sub end_text {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   if ($target eq 'web') {    my $result;
     if ($target eq 'web' || $target eq 'tex') {
     my $name = $Apache::imageresponse::curname;      my $name = $Apache::imageresponse::curname;
     if ( $Apache::imageresponse::conceptgroup      if ( $Apache::imageresponse::conceptgroup
        && !&Apache::response::showallfoils() ) {         && !&Apache::response::showallfoils() ) {
Line 238  sub end_text { Line 268  sub end_text {
     } else {      } else {
       $Apache::response::foilgroup{"$name.text"} = &Apache::lonxml::endredirection;        $Apache::response::foilgroup{"$name.text"} = &Apache::lonxml::endredirection;
     }      }
     } elsif ($target eq 'edit') {
         $result=&Apache::edit::end_table();
   }    }
   return '';    return $result;
 }  }
   
 sub start_image {  sub start_image {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   if ($target eq 'web' || $target eq 'tex') { &Apache::lonxml::startredirection; }    my $result='';
   return '';    if ($target eq 'web' || $target eq 'tex') { 
         &Apache::lonxml::startredirection; 
     } elsif ($target eq 'edit') {
       my $bgimg=&Apache::lonxml::get_all_text('/image',$parser);
       $result=&Apache::edit::tag_start($target,$token,'Clickable Image').
    &Apache::edit::editline($token->[1],$bgimg,'Image Source File',40);
       $result.=&Apache::edit::browse(undef,'textnode').' ';
       $result.=&Apache::edit::search(undef,'textnode').
           &Apache::edit::end_row();
     } elsif ($target eq "modified") {
       my $bgimg=&Apache::lonxml::get_all_text('/image',$parser);
       $result=$token->[4].&Apache::edit::modifiedfield($token);
       &Apache::lonxml::debug($result);
     }
     return $result;
 }  }
   
 sub end_image {  sub end_image {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;                my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   my $currentstring = '';    my $result;
     my $name = $Apache::imageresponse::curname;
   if ($target eq 'web') {    if ($target eq 'web') {
     my $name = $Apache::imageresponse::curname;  
     my $image = &Apache::lonxml::endredirection;      my $image = &Apache::lonxml::endredirection;
     &Apache::lonxml::debug("out is $image");      &Apache::lonxml::debug("out is $image");
     if ( $Apache::imageresponse::conceptgroup      if ( $Apache::imageresponse::conceptgroup
Line 261  sub end_image { Line 307  sub end_image {
     } else {      } else {
       $Apache::response::foilgroup{"$name.image"} = $image;        $Apache::response::foilgroup{"$name.image"} = $image;
     }      }
     } elsif ($target eq 'edit') {
         $result=&Apache::edit::end_table();
   } elsif ($target eq 'tex') {    } elsif ($target eq 'tex') {
     my $src = &Apache::lonxml::endredirection;      my $src = &Apache::lonxml::endredirection;
     $src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src);      $src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src);
Line 324  sub end_image { Line 372  sub end_image {
     #where can we find the picture?      #where can we find the picture?
     if (-e $newsrc) {      if (-e $newsrc) {
  if ($path) {   if ($path) {
     $currentstring .= '\vskip 0 mm \noindent\graphicspath{{'.$path.'}}\fbox{\includegraphics[width='.$width_param.' mm]{'.$file.'}} ';    $Apache::response::foilgroup{"$name.image"} ='\vskip 0 mm \noindent\graphicspath{{'.$path.'}}\includegraphics[width='.$width_param.' mm]{'.$file.'} ';
  }   }
     } else {      } else {
  my $temp_file;   my $temp_file;
  my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.dat";   my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.dat";
  $temp_file = Apache::File->new('>>'.$filename);    $temp_file = Apache::File->new('>>'.$filename); 
  print $temp_file "$src\n";   print $temp_file "$src\n";
  $currentstring .= '\vskip 0 mm \graphicspath{{/home/httpd/prtspool/}}\fbox{\includegraphics[width='.$width_param.' mm]{'.$file.'}} ';  $Apache::response::foilgroup{"$name.image"} ='\vskip 0 mm \graphicspath{{/home/httpd/prtspool/}}\includegraphics[width='.$width_param.' mm]{'.$file.'} ';
     }      }
  }     } 
   return $currentstring;    return $result;
 }  }
   
 sub start_rectangle {  sub start_rectangle {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   if ($target eq 'web' || $target eq 'grade') { &Apache::lonxml::startredirection; }    my $result='';
   return '';    if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') { 
        &Apache::lonxml::startredirection; 
     } elsif ($target eq 'edit') {
       my $coords=&Apache::lonxml::get_all_text('/rectangle',$parser);
       $result=&Apache::edit::tag_start($target,$token,'Rectangle').
    &Apache::edit::editline($token->[1],$coords,'Coordinate Pairs',40).
           &Apache::edit::end_row();
     } elsif ($target eq "modified") {
       my $coords=&Apache::lonxml::get_all_text('/rectangle',$parser);
       $result=$token->[4].&Apache::edit::modifiedfield($token);
       &Apache::lonxml::debug($result);
     }
     return $result;
 }  }
   
 sub grade_rectangle {  sub grade_rectangle {
Line 362  sub grade_rectangle { Line 422  sub grade_rectangle {
   
 sub end_rectangle {  sub end_rectangle {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   if ($target eq 'web' || $target eq 'grade') {    my $result;
     if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') {
     my $name = $Apache::imageresponse::curname;      my $name = $Apache::imageresponse::curname;
     my $area = &Apache::lonxml::endredirection;      my $area = &Apache::lonxml::endredirection;
     &Apache::lonxml::debug("out is $area for $name");      &Apache::lonxml::debug("out is $area for $name");
Line 372  sub end_rectangle { Line 433  sub end_rectangle {
     } else {      } else {
       push @{ $Apache::response::foilgroup{"$name.area"} },"rectangle:$area";        push @{ $Apache::response::foilgroup{"$name.area"} },"rectangle:$area";
     }      }
     } elsif ($target eq 'edit') {
         $result=&Apache::edit::end_table();
   }    }
   return '';    return $result;
 }  }
 1;  1;
 __END__  __END__
Removed from v.1.21  
changed lines
  Added in v.1.26

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