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Diff for /loncom/xml/londefdef.pm between versions 1.188 and 1.199

version 1.188, 2003/10/24 21:31:05 version 1.199, 2004/02/19 19:57:48
Line 82  sub end_output { Line 82  sub end_output {
 }  }
 #-- <m> tag  #-- <m> tag
 sub start_m {  sub start_m {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
     my $currentstring = '';      my $currentstring = '';
     if ($target eq 'web') {      my $inside = &Apache::lonxml::get_all_text_unbalanced("/m",$parser);
       if ($target eq 'web' || $target eq 'analyze') {
  $Apache::lonxml::prevent_entity_encode++;   $Apache::lonxml::prevent_entity_encode++;
  my $inside = &Apache::lonxml::get_all_text_unbalanced("/m",$parser);  
  $inside ='\\documentstyle{article}'.$inside;   $inside ='\\documentstyle{article}'.$inside;
  &Apache::lonxml::debug("M is starting with:$inside:");   &Apache::lonxml::debug("M is starting with:$inside:");
  my $eval=&Apache::lonxml::get_param('eval',$parstack,$safeeval);   my $eval=&Apache::lonxml::get_param('eval',$parstack,$safeeval);
Line 103  sub start_m { Line 103  sub start_m {
  #&Apache::lonxml::debug("M is ends with:$currentstring:");   #&Apache::lonxml::debug("M is ends with:$currentstring:");
  $Apache::lonxml::post_evaluate=0;   $Apache::lonxml::post_evaluate=0;
     } elsif ($target eq 'tex') {      } elsif ($target eq 'tex') {
  $currentstring = &Apache::lonxml::get_all_text_unbalanced("/m",$parser);   $currentstring = $inside;
  my $eval=&Apache::lonxml::get_param('eval',$parstack,$safeeval);   my $eval=&Apache::lonxml::get_param('eval',$parstack,$safeeval);
  if ($eval eq 'on') {   if ($eval eq 'on') {
     $currentstring=&Apache::run::evaluate($currentstring,$safeeval,$$parstack[-1]);      $currentstring=&Apache::run::evaluate($currentstring,$safeeval,$$parstack[-1]);
  }   }
  if ($currentstring=~/^(\s*\\\\\s*)*$/) {$currentstring = ' \vskip 0 mm ';}   if ($currentstring=~/^(\s*\\\\\s*)*$/) {$currentstring = ' \vskip 0 mm ';}
  $Apache::lonxml::post_evaluate=0;   $Apache::lonxml::post_evaluate=0;
     } else {  
  my $inside = &Apache::lonxml::get_all_text_unbalanced("/m",$parser);  
     }      }
     return $currentstring;      return $currentstring;
 }  }
Line 153  sub end_tthoption { Line 151  sub end_tthoption {
 sub start_html {  sub start_html {
     my ($target,$token) = @_;      my ($target,$token) = @_;
     my $currentstring = '';      my $currentstring = '';
     if ($ENV{'browser.mathml'}) {      my $options=$ENV{'course.'.$ENV{'request.course.id'}.'.tthoptions'};
  &tth::ttminit();      &Apache::lontexconvert::init_tth();
  if ($ENV{'browser.unicode'}) {  
     &tth::ttmoptions('-L -u1');  
  } else {  
     &tth::ttmoptions('-L -u0');  
  }  
     } else {  
  &tth::tthinit();  
  if ($ENV{'browser.unicode'}) {  
     &tth::tthoptions('-L -u1');  
  } else {  
     &tth::tthoptions('-L -u0');  
  }  
     }  
     if ($target eq 'web' || $target eq 'edit') {      if ($target eq 'web' || $target eq 'edit') {
  $currentstring = &Apache::lonxml::xmlbegin().   $currentstring = &Apache::lonxml::xmlbegin().
     &Apache::lonxml::fontsettings();           &Apache::lonxml::fontsettings();     
Line 650  sub start_h1 { Line 635  sub start_h1 {
  $currentstring .= $token->[4];   $currentstring .= $token->[4];
     } elsif ($target eq 'tex') {      } elsif ($target eq 'tex') {
  my $pre;   my $pre;
  my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1);   my $align=lc(&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1));
  if (($align eq 'center') || (not defined $align)) {   if (($align eq 'center') || (not defined $align)) {
     $pre='\begin{center}';      $pre='\begin{center}';
  } elsif ($align eq 'left') {   } elsif ($align eq 'left') {
Line 1114  sub end_q { Line 1099  sub end_q {
 }  }
   
 #-- <p> tag (end tag optional)  #-- <p> tag (end tag optional)
   #optional attribute - align="center|left|right"
 sub start_p {  sub start_p {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
     my $currentstring = '';      my $currentstring = '';
     if ($target eq 'web') {      if ($target eq 'web') {
  $currentstring .= $token->[4];   $currentstring .= $token->[4];
     } elsif ($target eq 'tex') {      } elsif ($target eq 'tex') {
  my $signal=1;   my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1);
  foreach my $tag (@$tagstack) {if (lc($tag) eq 'b') {$signal=0;}}   if ($align eq 'center') {
  if ($signal) {$currentstring .= '\par ';}      $currentstring='\begin{center}\par';
    } elsif ($align eq 'right') {
       $currentstring='\makebox['.$ENV{'form.textwidth'}.']{\hfill\llap{';
    } elsif ($align eq 'left') {
       $currentstring='\noindent\makebox['.$ENV{'form.textwidth'}.']{\rlap{';
    }
    my $signal=1;#<p> does not work inside <b>...</b> 
    foreach my $tag (@$tagstack) {if (lc($tag) eq 'b') {$signal=0;}
    if (!$signal) {$currentstring = '';}
    }
     }      }
     return $currentstring;      return $currentstring;
 }  }
   
 sub end_p {  sub end_p {
     my ($target,$token) = @_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
     my $currentstring = '';      my $currentstring = '';
     if ($target eq 'web') {      if ($target eq 'web') {
  $currentstring .= $token->[2];   $currentstring .= $token->[2];
       } elsif ($target eq 'tex') {
    if ($$tagstack[-1] eq 'p') {
       my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1);
       if ($align eq 'center') {
    $currentstring .= '\end{center}';
       } elsif ($align eq 'right') {
    $currentstring .= '}}';
       } elsif ($align eq 'left') {
    $currentstring .= '}\hfill}';
       }
    }
     }      }
     return $currentstring;      return $currentstring;
 }  }
Line 2093  sub start_img { Line 2099  sub start_img {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
     my $src = &Apache::lonxml::get_param('src',$parstack,$safeeval,      my $src = &Apache::lonxml::get_param('src',$parstack,$safeeval,
  undef,1);   undef,1);
       if (not $src and ($target eq 'web' or $target eq 'tex')) { 
    my $inside = &Apache::lonxml::get_all_text("/img",$parser);
    &Apache::lonnet::logthis("inside was $inside");
    return '';
       }
     $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=$src;      $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=$src;
     my $currentstring = '';      my $currentstring = '';
     my $width_param = '';  
     my $height_param = '';  
     my $scaling = .3;      my $scaling = .3;
     if ($target eq 'web') {      if ($target eq 'web') {
  if ($ENV{'browser.imagesuppress'} ne 'on') {   if ($ENV{'browser.imagesuppress'} ne 'on') {
Line 2112  sub start_img { Line 2121  sub start_img {
  }   }
     } elsif ($target eq 'tex') {      } elsif ($target eq 'tex') {
  $src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src);   $src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src);
  &image_replication($src);  
  #if original gif/jpg/png file exist do following:   #if original gif/jpg/png file exist do following:
  if (-e $src) {             if (-e $src) {
     #defines the default size of image      #what is the image size?
     my $image = Image::Magick->new;      my $width_param=&image_size($src,$scaling,$parstack,$safeeval);
     my $current_figure = $image->Read($src);              my ($file,$path)=&file_path($src); 
     $width_param = $image->Get('width') * $scaling;;  
     $height_param = $image->Get('height') * $scaling;;  
     undef $image;  
     #do we have any specified size of the picture?  
     my $TeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval);  
     my $TeXheight = &Apache::lonxml::get_param('TeXheight',$parstack,$safeeval);  
     my $width = &Apache::lonxml::get_param('width',$parstack,$safeeval,  
    undef,1);  
     if ($TeXwidth ne '') {    
  if ($TeXwidth=~/(\d+)\s*\%/) {  
     $width_param = $1*$ENV{'form.textwidth'}/100;  
  } else {   
     $width_param = $TeXwidth;  
  }  
     } elsif ($TeXheight ne '') {  
  $width_param = $TeXheight/$height_param*$width_param;  
     } elsif ($width ne '') {  
  $width_param = $width*$scaling;        
     }  
     if ($width_param > $ENV{'form.textwidth'}) {$width_param =0.95*$ENV{'form.textwidth'}}  
     my $file;  
     my $path;  
     if ($src =~ m!(.*)/([^/]*)$!) {  
  $file = $2;   
  $path = $1.'/';   
     }   
     my $newsrc = $src;      my $newsrc = $src;
     $newsrc =~ s/\.(gif|jpg|png)$/.eps/i;      $newsrc =~ s/\.(gif|jpg|png)$/.eps/i;
     $file=~s/\.(gif|jpg|png)$/.eps/i;      $file=~s/\.(gif|jpg|png)$/.eps/i;
Line 2163  sub start_img { Line 2145  sub start_img {
  $currentstring .= '\vskip 1 mm \noindent\graphicspath{{'.$path.'}}\includegraphics[width='.$width_param.' mm]{'.$file.'} ';   $currentstring .= '\vskip 1 mm \noindent\graphicspath{{'.$path.'}}\includegraphics[width='.$width_param.' mm]{'.$file.'} ';
     }      }
  } else {   } else {
     #there aren't eps or ps - so create eps       #care about eps dynamical generation
     my $temp_file;      $currentstring.='\vskip 1 mm '.&eps_generation($src,$file,$width_param);
     my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.dat";  
     $temp_file = Apache::File->new('>>'.$filename);   
     print $temp_file "$src\n";  
     $newsrc=~s/\/home\/httpd\/html\/res//;  
     $newsrc=~s/\/([^\/]+)\.(ps|eps)/\//;  
     $currentstring .= '\vskip 1 mm \graphicspath{{/home/httpd/prtspool'.$newsrc.'}}\includegraphics[width='.$width_param.' mm]{'.$file.'} ';  
  }   }
     }      }
  } else {   } else {
Line 2211  sub start_img { Line 2187  sub start_img {
      $safeeval,'src','alt',       $safeeval,'src','alt',
      'TeXwidth','TeXheight',       'TeXwidth','TeXheight',
      'width','height');       'width','height');
    $src=$token->[2]{'src'};
  if (!$token->[2]{'width'} && !$token->[2]{'height'}) {   if (!$token->[2]{'width'} && !$token->[2]{'height'}) {
     $src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src);      $src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src);
     &image_replication($src);      &image_replication($src);
Line 3353  sub image_replication { Line 3330  sub image_replication {
     return '';      return '';
 }  }
   
   sub image_size {
       my ($src,$scaling,$parstack,$safeeval)=@_;
       #size of image from gif/jpg/jpeg/png 
       my $image = Image::Magick->new;
       my $current_figure = $image->Read($src);
       my $width_param = $image->Get('width') * $scaling;;
       my $height_param = $image->Get('height') * $scaling;;
       undef $image;
       #do we have any specified LaTeX size of the picture?
       my $TeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval);
       my $TeXheight = &Apache::lonxml::get_param('TeXheight',$parstack,$safeeval);
       #do we have any specified web size of the picture?
       my $width = &Apache::lonxml::get_param('width',$parstack,$safeeval,
      undef,1);
       if ($TeXwidth ne '') {  
    if ($TeXwidth=~/(\d+)\s*\%/) {
       $width_param = $1*$ENV{'form.textwidth'}/100;
    } else { 
       $width_param = $TeXwidth;
    }
       } elsif ($TeXheight ne '') {
    $width_param = $TeXheight/$height_param*$width_param;
       } elsif ($width ne '') {
    $width_param = $width*$scaling;      
       }
       if ($width_param > $ENV{'form.textwidth'}) {$width_param =0.95*$ENV{'form.textwidth'}}
       return $width_param;
   }
   
   sub eps_generation {
       my ($src,$file,$width_param) = @_;     
       my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.dat";
       my $temp_file = Apache::File->new('>>'.$filename); 
       print $temp_file "$src\n";
       my $newsrc = $src;
       $newsrc =~ s/(\.gif|\.jpg|\.jpeg)$/\.eps/i;
       $newsrc=~s/\/home\/httpd\/html\/res//;
       $newsrc=~s/\/home\/([^\/]*)\/public_html\//\/$1\//;
       $newsrc=~s/\/\.\//\//;
       $newsrc=~s/\/([^\/]+)\.(ps|eps)/\//;
       return ' \graphicspath{{/home/httpd/prtspool'.$newsrc.'}}\includegraphics[width='.$width_param.' mm]{'.$file.'} ';
   }
   
   sub file_path {     
       my $src=shift;
       my ($file,$path); 
       if ($src =~ m!(.*)/([^/]*)$!) {
    $file = $2; 
    $path = $1.'/'; 
       } 
       return $file,$path;
   }
   
 sub recalc {  sub recalc {
     my $argument = shift;      my $argument = shift;
     if (not $argument=~/(mm|cm|in|pc|pt)/) {return $argument.' mm';}      if (not $argument=~/(mm|cm|in|pc|pt)/) {return $argument.' mm';}
Removed from v.1.188  
changed lines
  Added in v.1.199

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