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Diff for /loncom/xml/londefdef.pm between versions 1.296 and 1.323

version 1.296, 2005/11/28 21:58:24 version 1.323, 2006/03/23 22:34:53
Line 48  use Apache::lonmenu(); Line 48  use Apache::lonmenu();
 use Apache::lonmeta();  use Apache::lonmeta();
 use Apache::Constants qw(:common);  use Apache::Constants qw(:common);
 use File::Basename;  use File::Basename;
 #use Data::Dumper;  # use Data::Dumper;
   
 BEGIN {  BEGIN {
   
Line 61  BEGIN { Line 61  BEGIN {
 #   Need this 'cause evidently when given an array, Data::Dumper only seems  #   Need this 'cause evidently when given an array, Data::Dumper only seems
 #   to dump element 0.  #   to dump element 0.
 #  #
 sub debug_dump_table {  #sub debug_dump_table {
     my $lastrow = $#Apache::londefdef::table;  #    my $lastrow = $#Apache::londefdef::table;
     &Apache::lonnet::logthis("Dumping table:  Last row index: $lastrow");  #    &Apache::lonnet::logthis("Dumping table:  Last row index: $lastrow");
     my $row;  #    my $row;
     for ($row =0; $row <= $lastrow; $row++ ) {  #    for ($row =0; $row <= $lastrow; $row++ ) {
  my $text = Dumper($Apache::londefdef::table[$row]);  # my $text = Dumper($Apache::londefdef::table[$row]);
  &Apache::lonnet::logthis("table [ $row ]".$text);  # &Apache::lonnet::logthis("table [ $row ]".$text);
   #    }
     }  #}
 }  
   
 sub initialize_londefdef {  sub initialize_londefdef {
     $Apache::londefdef::TD_redirection=0;      $Apache::londefdef::TD_redirection=0;
     @Apache::londefdef::table = ();      @Apache::londefdef::table = ();
Line 107  sub start_m { Line 105  sub start_m {
     $inside=&Apache::run::evaluate($inside,$safeeval,$$parstack[-1]);      $inside=&Apache::run::evaluate($inside,$safeeval,$$parstack[-1]);
     #&Apache::lonxml::debug("M is evaulated to:$inside:");      #&Apache::lonxml::debug("M is evaulated to:$inside:");
  }   }
    my $tex = $inside;
  my $display=&Apache::lonxml::get_param('display',$parstack,$safeeval);   my $display=&Apache::lonxml::get_param('display',$parstack,$safeeval);
  $currentstring = &Apache::lontexconvert::converted(\$inside,$display);   $currentstring = &Apache::lontexconvert::converted(\$inside,$display);
  if ($Apache::lontexconvert::errorstring) {   if ($Apache::lontexconvert::errorstring) {
     &Apache::lonxml::warning("tth error: ".      my $errormsg='<pre>'.&HTML::Entities::encode($Apache::lontexconvert::errorstring,'<>&"').'</pre> occured while attempting to convert this TeX: <pre>';
      $Apache::lontexconvert::errorstring);      $tex = &HTML::Entities::encode($tex,'<>&"');
       my ($linenumber) =
    ($Apache::lontexconvert::errorstring =~ /Line (\d+)/);
       if (defined($linenumber)) {
    my @tex=split("\n",$tex);
    $tex[$linenumber]='<b><font color="red">'.
       $tex[$linenumber].'</font></b>';
    $tex=join("\n",@tex);
       }
       &Apache::lonxml::warning($errormsg.$tex.'</pre>');
     $Apache::lontexconvert::errorstring='';      $Apache::lontexconvert::errorstring='';
  }   }
  #&Apache::lonxml::debug("M is ends with:$currentstring:");   #&Apache::lonxml::debug("M is ends with:$currentstring:");
Line 145  sub end_m { Line 153  sub end_m {
 }  }
   
 sub start_tthoption {  sub start_tthoption {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
     my $result;      my $result;
     if ($target eq 'web') {      if ($target eq 'web') {
  my $inside = &Apache::lonxml::get_all_text("/tthoption",$parser);   my $inside = &Apache::lonxml::get_all_text("/tthoption",$parser,
      $style);
  $inside=~s/^\s*//;   $inside=~s/^\s*//;
  if ($env{'browser.mathml'}) {   if ($env{'browser.mathml'}) {
     &tth::ttmoptions($inside);      &tth::ttmoptions($inside);
Line 174  sub start_html { Line 183  sub start_html {
     if ($target eq 'web' || $target eq 'edit' || $target eq 'webgrade' ) {      if ($target eq 'web' || $target eq 'edit' || $target eq 'webgrade' ) {
  $currentstring = &Apache::lonxml::xmlbegin();   $currentstring = &Apache::lonxml::xmlbegin();
     } elsif ($target eq 'tex') {      } elsif ($target eq 'tex') {
  $currentstring .= '\documentclass[letterpaper]{article}';   $currentstring .= '\documentclass[letterpaper,twoside]{article}';
  if (($env{'form.latex_type'}=~'batchmode') ||   if (($env{'form.latex_type'}=~'batchmode') ||
             (!$env{'request.role.adv'})) {$currentstring .='\batchmode';}               (!$env{'request.role.adv'})) {$currentstring .='\batchmode';} 
  $currentstring .= '\newcommand{\keephidden}[1]{}'.   $currentstring .= '\newcommand{\keephidden}[1]{}'.
                           '\renewcommand{\deg}{$^{\circ}$}'.                            '\renewcommand{\deg}{$^{\circ}$}'.
     '\usepackage{multirow}'.
                           '\usepackage{longtable}'.                            '\usepackage{longtable}'.
                           '\usepackage{textcomp}'.                            '\usepackage{textcomp}'.
                           '\usepackage{makeidx}'.                            '\usepackage{makeidx}'.
Line 385  sub end_title { Line 395  sub end_title {
   
 #-- <meta> tag (end tag forbidden)  #-- <meta> tag (end tag forbidden)
 sub start_meta {  sub start_meta {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
     my $currentstring = '';      my $currentstring = '';
     if ($target eq 'web') {      if ($target eq 'web') {
  my $args='';   my $args='';
  if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }   if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
  if ($args eq '') {   if ($args eq '') {
     &Apache::lonxml::get_all_text("/meta",$parser);      &Apache::lonxml::get_all_text("/meta",$parser,$style);
  } else {   } else {
     $currentstring = $token->[4];      $currentstring = $token->[4];
  }   }
Line 454  sub end_meta { Line 464  sub end_meta {
   
 # accessrule  # accessrule
 sub start_accessrule {  sub start_accessrule {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
     my $currentstring = '';      my $currentstring = '';
     my $eff=&Apache::lonxml::get_param      my $eff=&Apache::lonxml::get_param
  ('effect',$parstack,$safeeval,undef,1);   ('effect',$parstack,$safeeval,undef,1);
Line 473  sub start_accessrule { Line 483  sub start_accessrule {
  my $args='';   my $args='';
  if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }   if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
  if ($args eq '') {   if ($args eq '') {
     &Apache::lonxml::get_all_text("/accessrule",$parser);      &Apache::lonxml::get_all_text("/accessrule",$parser,$style);
  } else {   } else {
     $currentstring = $token->[4];      $currentstring = $token->[4];
  }   }
Line 594  sub end_body { Line 604  sub end_body {
     return $currentstring;      return $currentstring;
 }  }
   
   # \begin{center} causes a new paragprah spacing that looks odd inside 
   # of a table cell
   sub center_correction { return '\vspace*{-6 mm}'; }
 #-- <center> tag (end tag required)  #-- <center> tag (end tag required)
 sub start_center {  sub start_center {
     my ($target,$token) = @_;      my ($target,$token,$tagstack) = @_;
     my $currentstring = &end_p(); # Close off any prior para.      my $currentstring = &end_p(); # Close off any prior para.
     if ($target eq 'web') {      if ($target eq 'web') {
  $currentstring .= $token->[4];        $currentstring .= $token->[4];     
     } elsif ($target eq 'tex') {      } elsif ($target eq 'tex') {
    if (&is_inside_of($tagstack, "table")) {
       $currentstring .= &center_correction();
    }
  $currentstring .= '\begin{center}';     $currentstring .= '\begin{center}';  
     }      }
     return $currentstring;      return $currentstring;
 }  }
   
 sub end_center {  sub end_center {
     my ($target,$token) = @_;      my ($target,$token,$tagstack) = @_;
     my $currentstring = '';      my $currentstring = '';
     if ($target eq 'web') {      if ($target eq 'web') {
  $currentstring = $token->[2];        $currentstring = $token->[2];     
Line 1178  sub start_p { Line 1194  sub start_p {
     $closing_string = '</p>'; # Deal correctly with <p /> e.g.      $closing_string = '</p>'; # Deal correctly with <p /> e.g.
  }   }
     } elsif ($target eq 'tex' && !$para_disabled) {      } elsif ($target eq 'tex' && !$para_disabled) {
   
  $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,$safeeval,undef,1);
  if ($align eq 'center') {   if ($align eq 'center') {
     $currentstring .='\begin{center}\par';      $currentstring .='\begin{center}\par';
     $closing_string = '\end{center}';      $closing_string = '\end{center}';
       if (&is_inside_of($tagstack, "table")) {
    $currentstring = &center_correction().$currentstring;
       }
  } elsif ($align eq 'right') {   } elsif ($align eq 'right') {
     $currentstring.='\makebox['.$env{'form.textwidth'}.']{\hfill\llap{';      $currentstring.="\n".'{\flushright ';
     $closing_string= '}}';  #    $currentstring.='\makebox['.$env{'form.textwidth'}.']{\hfill\llap{';
       $closing_string= "}\n";
  } elsif ($align eq 'left') {   } elsif ($align eq 'left') {
     $currentstring.='\noindent\makebox['.$env{'form.textwidth'}.']{\rlap{';      $currentstring.= "\n".'{\flushleft ';
     $closing_string = '}\hfill}';  #    $currentstring.='\noindent\makebox['.$env{'form.textwidth'}.']{{';
       $closing_string = "}\n";
  } else {   } else {
             $currentstring.='\par ';              $currentstring.='\par ';
     $closing_string = '\strut\\\\\strut ';      if (&is_inside_of($tagstack, 'table')) {
    $closing_string = '\vskip 0pt'; # Seems to be consistent with <p> in tables.
       } else {
    $closing_string = '\strut\\\\\strut ';
       }
         }          }
   
     }      }
Line 1524  sub start_div { Line 1550  sub start_div {
  if ($align eq 'center') {   if ($align eq 'center') {
     $currentstring .= '\begin{center}';      $currentstring .= '\begin{center}';
     $endstring      = '\end{center}';      $endstring      = '\end{center}';
       if (&is_inside_of($tagstack, "table")) {
    $currentstring = &center_correction().$currentstring;
       }
  }   }
  elsif ($align eq 'right') {   elsif ($align eq 'right') {
     $currentstring .= '\begin{flushright}';      $currentstring .= '\begin{flushright}';
Line 1944  sub start_table { Line 1973  sub start_table {
   
  # width either comes forced from the TeXwidth or the width parameters.   # width either comes forced from the TeXwidth or the width parameters.
  # in either case it can be a percentage or absolute width.   # in either case it can be a percentage or absolute width.
    # in the width case we ignore absolute width 
  my $TeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,undef,0);   my $TeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,undef,0);
  if (not defined $TeXwidth) {   if (!defined($TeXwidth)) {
     $TeXwidth = &Apache::lonxml::get_param('width',$parstack,$safeeval,undef,1);      my $htmlwidth = &Apache::lonxml::get_param('width',$parstack,
          $safeeval,undef,1);
       if ($htmlwidth =~ /%/) {
    $TeXwidth = $htmlwidth;
       } else { 
    $TeXwidth = $textwidth;
       }
  } else {   } else {
     $Apache::londefdef::table[-1]{'forcedtablewidth'} = 1;      $Apache::londefdef::table[-1]{'forcedtablewidth'} = 1;
  }   }
Line 1958  sub start_table { Line 1992  sub start_table {
             $Apache::londefdef::table[-1]{'width'}=$1*$textwidth/100;              $Apache::londefdef::table[-1]{'width'}=$1*$textwidth/100;
  } else {   } else {
     $Apache::londefdef::table[-1]{'width'}=$TeXwidth;      $Apache::londefdef::table[-1]{'width'}=$TeXwidth;
  }           }
           #  In the end, however the table width cannot be wider than $textwidth...
   
    if ($Apache::londefdef::table[-1]{'width'} > $textwidth) {
       $Apache::londefdef::table[-1]{'width'} = $textwidth;
    }
   
         #table's border          #table's border
  my $border = &Apache::lonxml::get_param('border',$parstack,$safeeval);    my $border = &Apache::lonxml::get_param('border',$parstack,$safeeval); 
Line 2186  sub end_table { Line 2225  sub end_table {
  $header_of_table .= '}';   $header_of_table .= '}';
  #fill the table   #fill the table
  for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) {   for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) {
       my $have_rowspan = 0;
     for (my $jn=0;$jn<=$#fwidth;$jn++) {      for (my $jn=0;$jn<=$#fwidth;$jn++) {
   
    #-----------------------------------------------------------
                   #   I think this order of doing things will ensure that
    #   single rowspan, columspan and combined row/colspans will
                   #   work correctly.  LaTeX is delicate here.
    #    RF.
   
    # Start a rowspan if necessary:
   
    my $rowspan = $Apache::londefdef::table[-1]{'rowspan'}[$in][$jn];
    my $colspan = $Apache::londefdef::table[-1]{'colspan'}[$in][$jn];
    #
    #  Do the appropriate magic if this has a colspan
    # 
   
    if ($colspan > 1) {
       $output .= '\multicolumn{'.
    $colspan
    .'}{|l|}{';
    }
   
    if ($rowspan > 1) {
       $have_rowspan++;
       $output .= '\multirow{'.$rowspan.'}[0]{'.$fwidth[$jn].'mm}{';
    }
    if (($rowspan eq '^') || ($rowspan eq '_')) {
       $have_rowspan++;
    }
    #--------------------------------------------------------------
   
  if ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'c') {   if ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'c') {
     # $output.='\vspace*{-6 mm}\begin{center}';      $output.=&center_correction().'\begin{center}';
     $output.='\begin{center}';  
  } elsif ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'r') {   } elsif ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'r') {
     $output.=' \hfill \llap{'      $output.=' \hfill \llap{'
  }   }
  $output.=$Apache::londefdef::table[-1]{'content'}[$in][$jn];   $output.=$Apache::londefdef::table[-1]{'content'}[$in][$jn];
  if ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'c') {   if ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'c') {
     # $output.='\end{center}\vspace*{-6 mm}';  
     $output.='\end{center}';      $output.='\end{center}';
  } elsif ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'r') {   } elsif ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'r') {
     $output.='} ';      $output.='} ';
  }   }
    # Close off any open multirow:
   
    if ($rowspan > 1) {
       $output .= '}';
    }
    #  Close off the colspan...
    #
    if ($colspan > 1)  {
       $output .= '}';
       $jn += $colspan-1; # Adjust for number of rows really left.
    }
                 if ($jn!=$#fwidth) {$output.=' '.$Apache::londefdef::table[-1]{'vinc'};}                  if ($jn!=$#fwidth) {$output.=' '.$Apache::londefdef::table[-1]{'vinc'};}
     }      }
     $output.=' \\\\ '.$Apache::londefdef::table[-1]{'hinc'}.' ';      #  If have_rowspan > 0, and borders are on, then 
       #  we need to do more than put an \hline at the bottom of row.
       #  we need to do the appropriate \cline to ensure that
       #  the spanned rows don't have \hlines through them.
   
       if (($Apache::londefdef::table[-1]{'hinc'} =~ /\\hline/) && $have_rowspan) {
    $output .= ' \\\\ ';
    for (my $jn=0; $jn<=$#fwidth;$jn++) {
       my $rowspan = $Apache::londefdef::table[-1]{'rowspan'}[$in][$jn];
       if ($rowspan ne "^") {
    if (($rowspan <= 1) || ($rowspan eq '_')) {
       my $column = $jn+1;
       $output .= '\cline{'.$column.'-'.$column.'} ';
    }
       }
    }
   
       } else {
    $output.=' \\\\ '.$Apache::londefdef::table[-1]{'hinc'}.' ';
       }
  }   }
  # Note that \newline destroys alignment env's produced  by e.g. <div>   # Note that \newline destroys alignment env's produced  by e.g. <div>
  # $Apache::londefdef::table[-1]{'output'} .= $header_of_table.$Apache::londefdef::table[-1]{'hinc'}.$output.'\end{tabular}\strut\newline\strut ';   # $Apache::londefdef::table[-1]{'output'} .= $header_of_table.$Apache::londefdef::table[-1]{'hinc'}.$output.'\end{tabular}\strut\newline\strut ';
Line 2217  sub end_table { Line 2315  sub end_table {
     my $min_nested_width = 0;      my $min_nested_width = 0;
     my $max_nested_width = 0;      my $max_nested_width = 0;
     for (my $col = 0; $col <= $Apache::londefdef::table[-1]{'counter_columns'}; $col++) {      for (my $col = 0; $col <= $Apache::londefdef::table[-1]{'counter_columns'}; $col++) {
   
  $min_nested_width +=  $min_len[$col];   $min_nested_width +=  $min_len[$col];
  $max_nested_width +=  $max_len[$col];   $max_nested_width +=  $max_len[$col];
   
     }      }
     # Fudge in an extra 5 mm for borders etc:      # Fudge in an extra 5 mm for borders etc:
           
Line 2261  sub start_tr { Line 2359  sub start_tr {
     push @ {$Apache::londefdef::table[-1]{'rows'} }, 'l';      push @ {$Apache::londefdef::table[-1]{'rows'} }, 'l';
  }   }
  push ( @{ $Apache::londefdef::table[-1]{'rowdata'} }, $Apache::londefdef::table[-1]{'hinc'});   push ( @{ $Apache::londefdef::table[-1]{'rowdata'} }, $Apache::londefdef::table[-1]{'hinc'});
    #
    #  Need to save the number of table columns to preserve the max # columns.
    #
    $Apache::londefdef::table[-1]{'prior_columns'}   = $Apache::londefdef::table[-1]{'counter_columns'};
  $Apache::londefdef::table[-1]{'counter_columns'} = -1;   $Apache::londefdef::table[-1]{'counter_columns'} = -1;
  push @ {$Apache::londefdef::table[-1]{'TeXlen'}}, [];   push @ {$Apache::londefdef::table[-1]{'TeXlen'}}, [];
  push @ {$Apache::londefdef::table[-1]{'objectlen'}}, [];   push @ {$Apache::londefdef::table[-1]{'objectlen'}}, [];
Line 2280  sub end_tr { Line 2382  sub end_tr {
  if ($Apache::londefdef::TD_redirection) {   if ($Apache::londefdef::TD_redirection) {
     &end_td_tex($parstack,$parser,$safeeval);          &end_td_tex($parstack,$parser,$safeeval);    
  }   }
    # Counter columns must be the maximum number of columns seen
    # in the table so far so:
    if ($Apache::londefdef::table[-1]{'prior_columns'} > $Apache::londefdef::table[-1]{'counter_columns'}) {
       $Apache::londefdef::table[-1]{'counter_columns'} = $Apache::londefdef::table[-1]{'prior_columns'};
    }
   
   
   
Line 2337  sub start_td_tex { Line 2444  sub start_td_tex {
   
 sub end_td_tex {  sub end_td_tex {
     my ($parstack,$parser,$safeeval) = @_;      my ($parstack,$parser,$safeeval) = @_;
     my $current_row = $Apache::londefdef::table[-1]{'row_number'};      my $current_row    = $Apache::londefdef::table[-1]{'row_number'};
     my $data=&Apache::lonxml::endredirection();      my $current_column = $Apache::londefdef::table[-1]{'counter_columns'}; 
       my $data = &Apache::lonxml::endredirection();
   
       #  The rowspan array of the table indicates which cells are part of a span.
       #  n indicates the start of a span set of n rows.
       #  ^ indicates a cell that continues a span set.
       #  _ indicates the cell is at the bottom of a span set.
       #  If this and subsequent cells are part of a rowspan, we must
       #  push along the row until we find one that is not.
   
       while ((defined $Apache::londefdef::table[-1]{'rowspan'}[$current_row] [$current_column]) 
      && ($Apache::londefdef::table[-1]{'rowspan'}[$current_row][$current_column] =~ /[\^\_]/)) {
    # Part of a span.
    push @ {$Apache::londefdef::table[-1]{'content'}[-1]}, '';
    $current_column++;
       }
       $Apache::londefdef::table[-1]{'counter_columns'} = $current_column;
      
   
       # Get the column and row spans.
       # Colspan can be done via \multicolumn if I can figure out the data structs.
   
       my $colspan = &Apache::lonxml::get_param('colspan', $parstack, $safeeval, undef, 0);
       if (!$colspan) {
    $colspan = 1;
       }
   
       my $rowspan = &Apache::lonxml::get_param('rowspan', $parstack, $safeeval, undef, 0);
       if (!$rowspan) {
    $rowspan = 1;
       }
   
   
   
       for (my $c = 0; $c < $colspan; $c++) {
    $Apache::londefdef::table[-1]{'rowspan'}[$current_row][$current_column+$c] = $rowspan;
    for (my $i = 1; $i < $rowspan; $i++) {
       $Apache::londefdef::table[-1]{'rowspan'}[$current_row+$i][$current_column+$c] = '^';
       if ($i == ($rowspan-1)) {
    $Apache::londefdef::table[-1]{'rowspan'}[$current_row+$i][$current_column+$c] = '_';
       }
    }
       }
   
     my $TeXwidth=&Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,undef,0);      my $TeXwidth=&Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,undef,0);
     if (defined $TeXwidth) {      if (defined $TeXwidth) {
  push @ {$Apache::londefdef::table[-1]{'objectlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0';   push @ {$Apache::londefdef::table[-1]{'objectlen'}[$Apache::londefdef::table[-1]{'row_number'}] },'0';
Line 2415  sub end_td_tex { Line 2565  sub end_td_tex {
     push @ {$Apache::londefdef::table[-1]{'minlen'}[$Apache::londefdef::table[-1]{'row_number'}] },$min_length;      push @ {$Apache::londefdef::table[-1]{'minlen'}[$Apache::londefdef::table[-1]{'row_number'}] },$min_length;
  }           }        
     }      }
  for (my $in=0; $in<=$#{$Apache::londefdef::table[-1]{'include'}};$in++) {               # Substitute all of the tables nested in this cell in their appropriate places.
     $data=~s/\\keephidden\{NEW TABLE ENTRY\}/$Apache::londefdef::table[-1]{'include'}[$in] \&/;  
  }  
       my $nested_count = $#{$Apache::londefdef::table[-1]{'include'}}; # This one is constant...
       for (my $in=0; $in<=$nested_count; $in++) {    
    my $nested = shift @{$Apache::londefdef::table[-1]{'include'}};
    $nested =~ s/\\end\{tabular\}\\strut\\\\/\\end\{tabular\}/;
    # $data=~s/\\keephidden\{NEW TABLE ENTRY\}/$Apache::londefdef::table[-1]{'include'}[$in]/;
    $data =~ s/\\keephidden\{NEW TABLE ENTRY\}/$nested/;
   
       }
       # Should be be killing off the 'include' elements as they're used up?
   
     push @ {$Apache::londefdef::table[-1]{'content'}[-1] },$data;      push @ {$Apache::londefdef::table[-1]{'content'}[-1] },$data;
     return'';  
   
   
   
       #  the colspan array will indicate how many columns will be spanned by this
       #  cell..this requires that counter_columns also be adjusted accordingly
       #  so that the next bunch of text goes in the right cell.  Note that since
       #  counter_columns is incremented in the start_td_tex, we adjust by colspan-1.
       #
   
       $Apache::londefdef::table[-1]{'counter_columns'} += $colspan -1;
       for (my $i = 0; $i < ($colspan -1); $i++) {
    push @ {$Apache::londefdef::table[-1]{'content'}[-1] },'';
       }
       for (my $r = 0; $r < $rowspan; $r++) {
    $Apache::londefdef::table[-1]{'colspan'}[$current_row+$r][$current_column] = $colspan;
    # Put empty text in spanned cols.
   
       }
   
   
   
       return '';
 }  }
   
 sub end_td {  sub end_td {
Line 2575  sub end_th { Line 2757  sub end_th {
 #         (Note there seems to also be support for this as a % of page size)  #         (Note there seems to also be support for this as a % of page size)
 #        #      
 sub start_img {  sub start_img {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;      my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style) = @_;
     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')) {       if (not $src and ($target eq 'web' or $target eq 'tex')) { 
  my $inside = &Apache::lonxml::get_all_text("/img",$parser);   my $inside = &Apache::lonxml::get_all_text("/img",$parser,$style);
  return '';   return '';
     }      }
     &Apache::lonxml::extlink($src);      &Apache::lonxml::extlink($src);
Line 2590  sub start_img { Line 2772  sub start_img {
   
     if ($target eq 'web') {      if ($target eq 'web') {
  if ($env{'browser.imagesuppress'} ne 'on') {   if ($env{'browser.imagesuppress'} ne 'on') {
     $currentstring.=&Apache::lonenc::encrypt_ref($token,{'src'=>$src});      my $enc = ('yes' eq 
  } else {         lc(&Apache::lonxml::get_param('encrypturl',$parstack,
     my $alttag= &Apache::lonxml::get_param       $safeeval)));
  ('alt',$parstack,$safeeval,undef,1);      $currentstring.=&Apache::lonenc::encrypt_ref($token,{'src'=>$src},
     unless ($alttag) {   $enc);
  $alttag=&Apache::lonmeta::alttag   } else {
     ($Apache::lonxml::pwd[-1],$src);      my $alttag = &Apache::lonxml::get_param('alt',$parstack,$safeeval,
       undef,1);
       if (!$alttag) {
    $alttag = &Apache::lonmeta::alttag($Apache::lonxml::pwd[-1],
      $src);
     }      }
     $currentstring.='[IMAGE: '.$alttag.']';      $currentstring.='[IMAGE: '.$alttag.']';
  }   }
Line 2615  sub start_img { Line 2801  sub start_img {
   $safeeval,    $safeeval,
   undef,1));    undef,1));
  if(!$align) {   if(!$align) {
     if (&is_inside_of($tagstack, "table")) {  
  $align = "right";      # Force wraptext use.   
     } else {  
  $align = "bottom"; # This is html's default so it's ours too.   $align = "bottom"; # This is html's default so it's ours too.
     }  
  }   }
  #   #
  &Apache::lonxml::debug("Alignemnt = $align");   &Apache::lonxml::debug("Alignemnt = $align");
Line 2634  sub start_img { Line 2816  sub start_img {
     $parstack,      $parstack,
     $safeeval,      $safeeval,
     undef,0);      undef,0);
  &Apache::lonxml::debug("LaTeX rendering = $latex_rendering");   # &Apache::lonxml::debug("LaTeX rendering = $latex_rendering");
  if(!$latex_rendering) {   if(!$latex_rendering) {
     $latex_rendering = "texwrap";   $latex_rendering = "texwrap";
  }   }
  &Apache::lonxml::debug("LaTeX rendering = $latex_rendering image file: $src");   # using texwrap inside a table does not work. So, if after all of this,
    # texwrap is on, we turn it off if we detect we're in a table:
    #
    if (($latex_rendering eq 'texwrap') && &is_inside_of($tagstack, "table")) {
       $latex_rendering = 'parpic';
    }
   
    # &Apache::lonxml::debug("LaTeX rendering = $latex_rendering image file: $src");
   
  #if original gif/jpg/png file exist do following:   #if original gif/jpg/png file exist do following:
  my $origsrc=$src;   my $origsrc=$src;
Line 2720  sub start_img { Line 2909  sub start_img {
    ['','bottom','middle','top','left','right'],$token,5);     ['','bottom','middle','top','left','right'],$token,5);
  $currentstring .=&Apache::edit::select_arg('TeXwrap:', 'TeXwrap',   $currentstring .=&Apache::edit::select_arg('TeXwrap:', 'TeXwrap',
    ['', 'parbox', 'parpic'], $token, 2);     ['', 'parbox', 'parpic'], $token, 2);
    $currentstring .=&Apache::edit::select_arg('Encyrpt URL:','encrypturl',
      ['no','yes'], $token, 2);
  $currentstring .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();   $currentstring .=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
  my $src=    &Apache::lonxml::get_param('src',$parstack,$safeeval);   my $src=    &Apache::lonxml::get_param('src',$parstack,$safeeval);
  my $alt=    &Apache::lonxml::get_param('alt',$parstack,$safeeval);   my $alt=    &Apache::lonxml::get_param('alt',$parstack,$safeeval);
Line 2737  sub start_img { Line 2928  sub start_img {
  my $ctag=&Apache::edit::get_new_args($token,$parstack,   my $ctag=&Apache::edit::get_new_args($token,$parstack,
      $safeeval,'src','alt','align',       $safeeval,'src','alt','align',
      'TeXwidth','TeXheight', 'TeXwrap',       'TeXwidth','TeXheight', 'TeXwrap',
      'width','height');       'width','height','encrypturl');
  my ($nsrc,$nwidth,$nheight)=   my ($nsrc,$nwidth,$nheight)=
     ($token->[2]{'src'},$token->[2]{'width'},$token->[2]{'height'});      ($token->[2]{'src'},$token->[2]{'width'},$token->[2]{'height'});
  my $loc=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$nsrc);   my $loc=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$nsrc);
Line 3012  sub start_pre { Line 3203  sub start_pre {
  $currentstring .= $token->[4];   $currentstring .= $token->[4];
     } elsif ($target eq 'tex') {      } elsif ($target eq 'tex') {
  $currentstring .= '\begin{verbatim}';   $currentstring .= '\begin{verbatim}';
    &Apache::lonxml::disable_LaTeX_substitutions();
     }       } 
     return $currentstring;      return $currentstring;
 }  }
Line 3023  sub end_pre { Line 3215  sub end_pre {
  $currentstring .= $token->[2];   $currentstring .= $token->[2];
     } elsif ($target eq 'tex') {      } elsif ($target eq 'tex') {
  $currentstring .= '\end{verbatim}';   $currentstring .= '\end{verbatim}';
    &Apache::lonxml::enable_LaTeX_substitutions();
     }      }
     return $currentstring;      return $currentstring;
 }  }
Removed from v.1.296  
changed lines
  Added in v.1.323

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