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Diff for /loncom/xml/londefdef.pm between versions 1.456.2.1 and 1.467

version 1.456.2.1, 2016/08/10 00:29:06 version 1.467, 2023/03/15 16:47:59
Line 92  sub start_m { Line 92  sub start_m {
     my $inside = &Apache::lonxml::get_all_text_unbalanced("/m",$parser);      my $inside = &Apache::lonxml::get_all_text_unbalanced("/m",$parser);
     if ($target eq 'web' || $target eq 'analyze') {      if ($target eq 'web' || $target eq 'analyze') {
  &Apache::lonxml::debug("M is starting with:$inside:");   &Apache::lonxml::debug("M is starting with:$inside:");
           if (!($inside =~ /^\s*\$.*\$\s*$/ || $inside =~ /^\s*\\[([].*\\[)\]]\s*$/)) {
               # Non-math LaTeX will not be rendered correctly with MathJax
               # and it should be avoided anyway.
               # On top of that, MathJax will render math without $, but
               # it will fail with tth. This is worth a warning.
               # (even though some people might just use latex for printing)
               &Apache::lonxml::warning(&mt('Missing $ in [_1].','<m>'));
           } elsif (($env{'browser.type'} eq 'safari') && ($env{'form.editxmltext'}) &&
                    (($env{'form.problemmode'} eq 'view') || ($env{'form.problemmode'} eq 'discard'))) {
               my $delimiter;
               if ($inside =~ /\$$/) {
                   $delimiter = '$';
               } elsif ($inside =~ /\\([)\]])$/) {
                   $delimiter = $1;
               }
               if ($delimiter) {
                   &Apache::lonxml::warning(&mt('Insert a space between [_1] and [_2].',
                                                $delimiter,'</m>'));
               }
           }
  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') {
     $inside=&Apache::run::evaluate($inside,$safeeval,$$parstack[-1]);      $inside=&Apache::run::evaluate($inside,$safeeval,$$parstack[-1]);
Line 347  sub start_title { Line 367  sub start_title {
  $Apache::londefdef::title =    $Apache::londefdef::title = 
     &Apache::lonxml::get_all_text('/title',$parser,$style);      &Apache::lonxml::get_all_text('/title',$parser,$style);
     } elsif ($target eq 'tex') {      } elsif ($target eq 'tex') {
  $currentstring .= '\keephidden{Title of the document:  '    $currentstring .= '\keephidden{Title of the document:  ';
     }      }
     if ($target eq 'meta') {      if ($target eq 'meta') {
  $currentstring='<title>';   $currentstring='<title>';
Line 638  sub edit_controls { Line 658  sub edit_controls {
     }      }
     $result .= '      $result .= '
 <div><input type="submit" name="editmode" accesskey="e" value="'.&mt('Edit').'" />';  <div><input type="submit" name="editmode" accesskey="e" value="'.&mt('Edit').'" />';
       if ($env{'browser.type'} ne 'explorer' || $env{'browser.version'} > 9) {
           my $uri = $env{'request.uri'};
           my $daxeurl = '/daxepage'.$uri;
           $result .= '<input type="button" value="'.&mt('Edit with Daxe').'" '.
                     'onclick="window.open(\''.$daxeurl.'\',\'_blank\');" />';
       }
     if (($env{'request.course.id'}) && ($env{'form.forceedit'})) {      if (($env{'request.course.id'}) && ($env{'form.forceedit'})) {
         my $url=&Apache::lonnet::hreflocation('',$env{'request.filename'});          my $url=&Apache::lonnet::hreflocation('',$env{'request.filename'});
         if ($url =~ /\.html?$/i) {          if ($url =~ /\.html?$/i) {
Line 812  sub end_h1 { Line 838  sub end_h1 {
  $currentstring .= $token->[2];   $currentstring .= $token->[2];
     } elsif ($target eq 'tex') {      } elsif ($target eq 'tex') {
  my $post='\vskip 0 mm ';   my $post='\vskip 0 mm ';
  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') {   if ($align eq 'center') {
     $post='\end{center}';      $post='\end{center}';
  } elsif ($align eq 'left') {   } elsif ($align eq 'left') {
Line 1291  sub start_p { Line 1317  sub start_p {
   
  $currentstring .= &end_p(); # close off prior para if in progress.   $currentstring .= &end_p(); # close off prior para if in progress.
  my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1);   my $align=&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1);
    if (!defined $align) {
             # check inline CSS
             $align = &get_css_property('text-align',$parstack,$safeeval);
           }
  if ($align eq 'center') {   if ($align eq 'center') {
     $currentstring .='\begin{center}\par ';      $currentstring .='\begin{center}\par ';
     $closing_string = '\end{center}';      $closing_string = '\end{center}';
Line 1298  sub start_p { Line 1328  sub start_p {
  $currentstring = &center_correction().$currentstring;   $currentstring = &center_correction().$currentstring;
     }      }
  } elsif ($align eq 'right') {   } elsif ($align eq 'right') {
     $currentstring.="\n".'{\flushright ';      $currentstring.="\n".'\begin{flushright}';
 #    $currentstring.='\makebox['.$env{'form.textwidth'}.']{\hfill\llap{';  #    $currentstring.='\makebox['.$env{'form.textwidth'}.']{\hfill\llap{';
     $closing_string= "}\n";      $closing_string= '\end{flushright}'."\n";
  } elsif ($align eq 'left') {   } elsif ($align eq 'left') {
     $currentstring.= "\n".'{\flushleft ';      $currentstring.= "\n".'\begin{flushleft}';
 #    $currentstring.='\noindent\makebox['.$env{'form.textwidth'}.']{{';  #    $currentstring.='\noindent\makebox['.$env{'form.textwidth'}.']{{';
     $closing_string = "}\n";      $closing_string = '\end{flushleft}'."\n";
  } else {   } else {
             $currentstring.='\par ';              $currentstring.='\par ';
     if (&is_inside_of($tagstack, 'table')) {      if (&is_inside_of($tagstack, 'table')) {
Line 2858  sub start_img { Line 2888  sub start_img {
         my $only = join(',',&Apache::loncommon::filecategorytypes('Pictures'));          my $only = join(',',&Apache::loncommon::filecategorytypes('Pictures'));
  $currentstring .=&Apache::edit::tag_start($target,$token);   $currentstring .=&Apache::edit::tag_start($target,$token);
  $currentstring .=&Apache::edit::text_arg('Image Url:','src',$token,70).   $currentstring .=&Apache::edit::text_arg('Image Url:','src',$token,70).
     &Apache::edit::browse('src',undef,'alt',$only).' '.                           &Apache::edit::browse_or_search('src',undef,'alt',$only,undef,1).
     &Apache::edit::search('src',undef,'alt').'<br />';                           '<br />';
  $currentstring .=&Apache::edit::text_arg('Description:','alt',$token,70).'<br />';   $currentstring .=&Apache::edit::text_arg('Description:','alt',$token,70).'<br />';
  $currentstring .=&Apache::edit::text_arg('width (pixel):','width',$token,5);   $currentstring .=&Apache::edit::text_arg('width (pixel):','width',$token,5);
  $currentstring .=&Apache::edit::text_arg('height (pixel):','height',$token,5).'<br />';   $currentstring .=&Apache::edit::text_arg('height (pixel):','height',$token,5).'<br />';
Line 2881  sub start_img { Line 2911  sub start_img {
  my $src=    &Apache::lonxml::get_param('src',$parstack,$safeeval);   my $src=    &Apache::lonxml::get_param('src',$parstack,$safeeval);
  my $width=  &Apache::lonxml::get_param('width',$parstack,$safeeval);   my $width=  &Apache::lonxml::get_param('width',$parstack,$safeeval);
  my $height= &Apache::lonxml::get_param('height',$parstack,$safeeval);   my $height= &Apache::lonxml::get_param('height',$parstack,$safeeval);
           my $element = &Apache::edit::get_element('src'); 
           my $text;
         if ($token->[2]{'src'}=~/\$/) {          if ($token->[2]{'src'}=~/\$/) {
            $currentstring.=&mt('Variable image source');             $text = &mt('Variable image source');
         } elsif ($token->[2]{'src'}=~/\S/) {          } elsif ($token->[2]{'src'}=~/\S/) {
    $currentstring .= '<img src="'.$src.'" alt="'.$alt.'" ';     $currentstring .= '<img src="'.$src.'" alt="'.$alt.'" ';
    if ($width) { $currentstring.=' width="'.$width.'" '; }     if ($width) { $currentstring.=' width="'.$width.'" '; }
    if ($height) { $currentstring.=' height="'.$height.'" '; }     if ($height) { $currentstring.=' height="'.$height.'" '; }
    $currentstring .= ' />';     $currentstring .= ' id="previewimg_'.$element.'" />';
         } else {          } else {
            $currentstring.=&mt("No image source specified");             $text = &mt("No image source specified");
         }          }
           $currentstring .= ' <span id="showimg_'.$element.'">'.$text.'</span>';
     } elsif ($target eq 'modified') {      } elsif ($target eq 'modified') {
  my ($osrc,$owidth,$oheight)=   my ($osrc,$owidth,$oheight)=
     ($token->[2]{'src'},$token->[2]{'width'},$token->[2]{'height'});      ($token->[2]{'src'},$token->[2]{'width'},$token->[2]{'height'});
Line 4037  sub end_spacer { Line 4069  sub end_spacer {
     return $currentstring;      return $currentstring;
 }  }
   
   my @span_end_stack; # for span tex target
   
 #-- <span> tag (end tag required)  #-- <span> tag (end tag required)
 sub start_span {  sub start_span {
     my ($target,$token) = @_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
     my $currentstring = '';      my $currentstring = '';
     if ($target eq 'web' || $target eq 'webgrade') {      if ($target eq 'web' || $target eq 'webgrade') {
  $currentstring = $token->[4];        $currentstring = $token->[4];     
     }       } elsif ($target eq 'tex') {
           my $endstring = '';
           my $family = &get_css_property('font-family',$parstack,$safeeval);
           if ($family eq 'monospace') {
               $currentstring .= '\texttt{';
               $endstring .= '}';
           }
           my $weight = &get_css_property('font-weight',$parstack,$safeeval);
           if ($weight eq 'bold') {
               $currentstring .= '\textbf{';
               $endstring .= '}';
           }
           my $style = &get_css_property('font-style',$parstack,$safeeval);
           if ($style eq 'italic') {
               $currentstring .= '\textit{';
               $endstring .= '}';
           }
           push(@span_end_stack, $endstring);
       }
     return $currentstring;      return $currentstring;
 }  }
   
Line 4052  sub end_span { Line 4104  sub end_span {
     my $currentstring = '';      my $currentstring = '';
     if ($target eq 'web' || $target eq 'webgrade') {      if ($target eq 'web' || $target eq 'webgrade') {
  $currentstring = $token->[2];       $currentstring = $token->[2];    
     }       } elsif ($target eq 'tex') {
           my $endstring = pop @span_end_stack;
           $currentstring .= $endstring;
       }
     return $currentstring;      return $currentstring;
 }  }
   
Line 4552  sub latex_header { Line 4607  sub latex_header {
  ($mode eq 'batchmode')) {$currentstring .='\batchmode';}    ($mode eq 'batchmode')) {$currentstring .='\batchmode';} 
     $currentstring .= '\newcommand{\keephidden}[1]{}'.      $currentstring .= '\newcommand{\keephidden}[1]{}'.
  '\renewcommand{\deg}{$^{\circ}$}'.   '\renewcommand{\deg}{$^{\circ}$}'.
  '\usepackage{multirow}'.   '\usepackage{multirow}'."\n".
  '\usepackage{longtable}'.   '\usepackage{longtable}'."\n".
  '\usepackage{textcomp}'.   '\usepackage{textcomp}'."\n".
  '\usepackage{makeidx}'.   '\usepackage{makeidx}'."\n".
  '\usepackage[dvips]{graphicx}'.   '\usepackage[dvips]{graphicx}'."\n".
  '\usepackage{wrapfig}'.   '\usepackage{wrapfig}'."\n".
  '\usepackage{picins}'.   '\usepackage{picins}'."\n".
  '\usepackage[T1]{fontenc}'."\n".   '\usepackage[T1]{fontenc}'."\n".
  '\usepackage{lmodern}'."\n".   '\usepackage{lmodern}'."\n".
  '\usepackage[postscript]{ucs}'."\n".   '\usepackage[postscript]{ucs}'."\n".
  '\usepackage[utf8x]{inputenc}'."\n".   '\usepackage[utf8x]{inputenc}'."\n".
  '\usepackage{pifont}' ."\n".   '\usepackage{pifont}'."\n".
  '\usepackage{latexsym}'."\n".   '\usepackage{latexsym}'."\n".
  '\usepackage{epsfig}'.   '\usepackage{epsfig}'."\n".
  "\\usepackage{xtab}\n".   '\usepackage{xtab}'."\n".
  "\\usepackage{tabularx}\n".   '\usepackage{tabularx}'."\n".
  "\\usepackage{booktabs}\n".   '\usepackage{booktabs}'."\n".
  "\\usepackage{array}\n".   '\usepackage{array}'."\n".
  "\\usepackage{colortbl}\n".   '\usepackage{colortbl}'."\n".
  "\\usepackage{xcolor}\n".   '\usepackage{xcolor}'."\n".
  '\usepackage{calc}'.   '\usepackage{calc}'."\n".
  '\usepackage{amsmath}'.   '\usepackage{amsmath}'."\n".
  '\usepackage{soul}'.   '\usepackage{soul}'."\n".
  '\usepackage{amssymb}'.   '\usepackage{amssymb}'."\n".
  '\usepackage{amsfonts}'.   '\usepackage{amsfonts}'."\n".
  '\usepackage{amsthm}'.   '\usepackage{amsthm}'."\n".
  '\usepackage{amscd}'   '\usepackage{amscd}'."\n".
         .'\usepackage{picins}\usepackage{calc}'."\n". # From lonprintout.pm   '\usepackage{actuarialangle}'."\n";
  '\usepackage[T1]{fontenc}'."\n".  
  '\usepackage{lmodern}'."\n".  
  '\usepackage[postscript]{ucs}'."\n".  
  '\usepackage[utf8x]{inputenc}'."\n".  
  '\usepackage{pifont}'  . "\n";  
   
     if($env{'form.pdfFormFields'} eq 'yes') {      if($env{'form.pdfFormFields'} eq 'yes') {
  $currentstring .= '\usepackage{hyperref}'.   $currentstring .= '\usepackage{hyperref}'.
     '\usepackage{eforms}'.      '\usepackage{eforms}'.
Line 4656  sub clean_docs_httpref { Line 4705  sub clean_docs_httpref {
     return $cleanhref;      return $cleanhref;
 }  }
   
   # This is retrieving a CSS property from the style attribute of the current element.
   # It is not checking <style> elements or linked stylesheets yet.
   sub get_css_property {
       my ($property,$parstack,$safeeval) = @_;
       my $style=&Apache::lonxml::get_param('style',$parstack,$safeeval,undef,1);
       my @style_components=split(/;/,$style);
       foreach my $css_pair (@style_components) {
           my ($name, $value) = split(/:/, $css_pair);
           $name =~ s/^\s+|\s+$//g;
           $value =~ s/^\s+|\s+$//g;
           if ($name eq $property) {
               return $value;
           }
       }
       return undef;
   }
   
 =pod  =pod
   
 =head1 NAME  =head1 NAME
Removed from v.1.456.2.1  
changed lines
  Added in v.1.467

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