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Diff for /loncom/xml/londefdef.pm between versions 1.404 and 1.431

version 1.404, 2009/05/15 14:48:50 version 1.431, 2011/07/21 03:31:16
Line 1 Line 1
   
 # The LearningOnline Network with CAPA  # The LearningOnline Network with CAPA
 # Tags Default Definition Module   # Tags Default Definition Module 
 #  #
Line 43  use Apache::lonnet; Line 44  use Apache::lonnet;
 use strict;  use strict;
 use Apache::lonxml;  use Apache::lonxml;
 use Apache::lontable;  use Apache::lontable;
 use Apache::File();  
 use Image::Magick;  use Image::Magick;
 use Apache::lonmenu();  use Apache::lonmenu();
 use Apache::lonmeta();  use Apache::lonmeta();
 use Apache::lonlocal;  use Apache::lonlocal;
   use Apache::loncommon();
 use Apache::Constants qw(:common);  use Apache::Constants qw(:common);
 use File::Basename;  use File::Basename;
 use LONCAPA();  use LONCAPA();
Line 383  sub start_meta { Line 384  sub start_meta {
  } else {   } else {
     $currentstring = $token->[4];      $currentstring = $token->[4];
  }   }
           if ($env{'form.grade_imsexport'}) {
               $currentstring = '';
           }
     } elsif ($target eq 'meta') {      } elsif ($target eq 'meta') {
  unless (&Apache::lonxml::get_param   unless (&Apache::lonxml::get_param
  ('http-equiv',$parstack,$safeeval,undef,1)) {   ('http-equiv',$parstack,$safeeval,undef,1)) {
Line 538  sub start_body { Line 542  sub start_body {
   
  my $extra_head = &generate_css_links();   my $extra_head = &generate_css_links();
   
       # Breadcrumbs
       &Apache::lonhtmlcommon::clear_breadcrumbs();
       if ($env{'request.state'} eq 'construct') {
           &Apache::lonhtmlcommon::add_breadcrumb({
               'text'  => 'Construction Space',
               'href'  => &Apache::loncommon::authorspace(),
           });
           &Apache::lonhtmlcommon::add_breadcrumb({
               'text'  => 'HTML Editor',
               'href'  => '',
           });
           # breadcrumbs (and tools) will be created 
           # in start_page->bodytag->innerregister
       } else {
           # FIXME Where are we?
       }
   
  $currentstring =    $currentstring = 
     &Apache::loncommon::start_page($Apache::londefdef::title,      &Apache::loncommon::start_page($Apache::londefdef::title,
    $Apache::londefdef::head     $Apache::londefdef::head
Line 546  sub start_body { Line 567  sub start_body {
 #    'no_title'       => 1,  #    'no_title'       => 1,
     'force_register' => 1});      'force_register' => 1});
   
  if ($env{'request.state'} ne 'published') {          my $header = '';
     $currentstring.=&Apache::lonmenu::constspaceform();          if ($env{'request.state'} ne 'published' &&
     $currentstring.=&Apache::londefdef::edit_controls();              $env{'request.state'} ne 'construct') {
  }              $header=&Apache::lonmenu::constspaceform();
  $currentstring.=&Apache::lonxml::message_location();          }
           if ($env{'request.state'} ne 'published') {
               $header.=&Apache::londefdef::edit_controls();
           }
           if ($env{'request.state'} eq 'construct') {
               $currentstring.=&Apache::loncommon::head_subbox(
                                   &Apache::loncommon::CSTR_pageheader()
                                  .$header);
           } elsif ($env{'request.state'} eq 'edit') {
               $currentstring.=&Apache::loncommon::head_subbox($header);
           }
           $currentstring.=&Apache::lonxml::message_location();
     } elsif ($target eq 'tex') {      } elsif ($target eq 'tex') {
  $currentstring = '';   #  '\begin{document}' is in header.          $currentstring = '';   #  '\begin{document}' is in header.
     }       }
   
     return $currentstring;      return $currentstring;
 }  }
   
 sub edit_controls {  sub edit_controls {
     my ($nochgview) = @_;      my ($nochgview) = @_;
     my $result .= '      my $result .= '
 <form method="post">  <form method="post" action="">
 <div class="LC_edit_problem_header">';  <div class="LC_edit_problem_header">';
     unless ($nochgview) {      unless ($nochgview) {
         $result .= '          $result .= '
Line 570  sub edit_controls { Line 603  sub edit_controls {
 </div>';  </div>';
     }      }
     $result .= '      $result .= '
 <div class="LC_edit_problem_header_edit_row"><input type="submit" name="editmode" accesskey="e" value="'.&mt('Edit').'" /></div></div>  <div><input type="submit" name="editmode" accesskey="e" value="'.&mt('Edit').'" />';
       if (($env{'request.course.id'}) && ($env{'form.forceedit'})) {
           my $viewtext = &mt('Course View');
           if (&Apache::loncommon::course_type() eq 'Community') {
               $viewtext = &mt('Community View');
           }
           $result .= ('&nbsp;' x 3).'<input type="button" value="'.
                      $viewtext.'" onclick="javascript:location.href=currentURL" />';
       }
       $result .= '</div>
   </div>
 </form>  </form>
 <br />';  ';
     return $result;      return $result;
 }  }
   
Line 1349  sub start_font { Line 1392  sub start_font {
     my $currentstring = '';      my $currentstring = '';
     if ($target eq 'web' || $target eq 'webgrade') {      if ($target eq 'web' || $target eq 'webgrade') {
  my $face=&Apache::lonxml::get_param('face',$parstack,$safeeval);   my $face=&Apache::lonxml::get_param('face',$parstack,$safeeval);
  if ($face!~/symbol/i) {  
     if (($env{'browser.fontenhance'} eq 'on') ||   
  ($env{'browser.blackwhite'} eq 'on')) { return ''; }  
  }  
  $currentstring = $token->[4];        $currentstring = $token->[4];     
     }  elsif ($target eq 'tex') {      }  elsif ($target eq 'tex') {
  my $fontsize=&Apache::lonxml::get_param('TeXsize',$parstack,$safeeval);   my $fontsize=&Apache::lonxml::get_param('TeXsize',$parstack,$safeeval);
Line 2018  sub start_table { Line 2057  sub start_table {
  my $width  = &Apache::lonxml::get_param('TeXwidth', $parstack, $safeeval, undef, 0);   my $width  = &Apache::lonxml::get_param('TeXwidth', $parstack, $safeeval, undef, 0);
  my $theme  = &Apache::lonxml::get_param('TeXtheme', $parstack, $safeeval, undef, 0);   my $theme  = &Apache::lonxml::get_param('TeXtheme', $parstack, $safeeval, undef, 0);
  my $align  = &Apache::lonxml::get_param('align', $parstack, $safeeval, undef, 0);   my $align  = &Apache::lonxml::get_param('align', $parstack, $safeeval, undef, 0);
    my $cell_border = &Apache::lonxml::get_param('rules', $parstack, $safeeval, undef, 0);
   
  # The only thing that needs any figuring out is the width.. and then only if it is   # The only thing that needs any figuring out is the width.. and then only if it is
  # a percent. If not it's assumed to be some valid TeX measurement unit e.g. 3.0cm   # a percent. If not it's assumed to be some valid TeX measurement unit e.g. 3.0cm
  #   #
   
  my $table = new Apache::lontable();   my $table = new Apache::lontable();
  if ($border ne '') {   if ((defined $border) && ($border > 0)) {
    #    &Apache::lonnet::logthis("Turning on table borders: $border");
     $table->table_border(1);      $table->table_border(1);
     $table->cell_border(1);      if (!defined $cell_border) {
    $table->cell_border(1); # Default for rules is all if rules not defined.
       }
    }
    # Only all or nothing for cell borders for now:
   
    if ((defined $cell_border)) {
       if ($cell_border eq 'all') {
    $table->cell_border(1);
       } elsif ($cell_border eq 'rows') {
    $table->cell_border(2);
       } elsif ($cell_border eq 'cols') {
    $table->cell_border(3);
       } elsif($cell_border eq 'groups') {
    $table->cell_border(4);
       } else {
    $table->cell_border(0);
       }
  }   }
  if ($theme ne '') {   if (defined $theme) {
     $table->theme($theme);      $table->theme($theme);
  }   }
  if ($align ne '') {   if (defined $align) {
     $table->alignment($align);      $table->alignment($align);
  }   }
   
  # Missing width is most of page width   # Missing width is most of page width
   
  if ($width eq "") {   if (!(defined $width)) {
     $width = '70%';      $width = '70%';
  }   }
   
  # If a percentage, need to calculate what this means in terms of   # If a percentage, need to calculate what this means in terms of
  # page width:   # page width:
   
Line 2055  sub start_table { Line 2113  sub start_table {
  push(@Apache::londefdef::table, $table);   push(@Apache::londefdef::table, $table);
         $currentstring.=' \keephidden{NEW TABLE ENTRY}';          $currentstring.=' \keephidden{NEW TABLE ENTRY}';
   
  #--------------------------------------------------------  
  #  Old table code here.  
  #--------------------------------------------------------  
   
   
  if (0) {  
  push(@Apache::londefdef::table, {});   
  $Apache::londefdef::table[-1]{'row_number'} = -1;  
         #maximum table's width (default coincides with text line length)  
  if ($#Apache::londefdef::table==0) {  
     $textwidth=&recalc($env{'form.textwidth'}); #result is always in mm  
     $textwidth=~/(\d+\.?\d*)/;  
     $textwidth=0.85*$1; #accounts "internal" LaTeX space for table frame  
  } else {  
     if ($Apache::londefdef::table[-2]{'TeXlen'}[$Apache::londefdef::table[-2]{'row_number'}][$Apache::londefdef::table[-2]{'counter_columns'}]=~/\d/) {  
  #the maximum width of nested table is determined by LATeX width of parent cell  
  $textwidth=$Apache::londefdef::table[-2]{'TeXlen'}[$Apache::londefdef::table[-2]{'row_number'}][$Apache::londefdef::table[-2]{'counter_columns'}];   
     } else {  
               #try to use all space not used before (minus 5% for LaTeX table internal) - rather silly  
  $textwidth=$Apache::londefdef::table[-2]{'width'};  
  for (my $i=0;$i<$Apache::londefdef::table[-2]{'counter_columns'};$i++) {  
     $textwidth=$textwidth-$Apache::londefdef::table[-2]{'TeXlen'}[0][$i];  
  }  
     }  
  }  
   
  # width either comes forced from the TeXwidth or the width parameters.  
  # 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,$safeeval,undef,0);  
  if (!defined($TeXwidth)) {  
     my $htmlwidth = &Apache::lonxml::get_param('width',$parstack,  
        $safeeval,undef,1);  
     if ($htmlwidth =~ /%/) {  
  $TeXwidth = $htmlwidth;  
     } else {   
  $TeXwidth = $textwidth;  
     }  
  }  
  # if the width is specified as a % it is converted to an absolute width.  
  # otherwise.. just plugged right in the hash  
   
  if ($TeXwidth=~/%/) {  
     $TeXwidth=~/(\d+)/;  
             $Apache::londefdef::table[-1]{'width'}=$1*$textwidth/100;  
  } else {  
     $Apache::londefdef::table[-1]{'width'}=$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  
  my $border = &Apache::lonxml::get_param('border',$parstack,$safeeval);   
         my $permission=&Apache::lonxml::get_param('TeXDropEmptyColumns',$parstack,$safeeval,undef,0);  
  unless (defined $border) { $border = 0; }  
  if ($border) {   
     $Apache::londefdef::table[-1]{'hinc'} = '\hline ';   
     $Apache::londefdef::table[-1]{'vinc'} = '&';   
     $Apache::londefdef::table[-1]{'vvinc'} = '|';  
  } else {  
     $Apache::londefdef::table[-1]{'hinc'} = '';   
     $Apache::londefdef::table[-1]{'vinc'} = '&';   
     $Apache::londefdef::table[-1]{'vvinc'} = '';  
  }  
  if ($#Apache::londefdef::table==0) {  
     #    Note that \newline seems to destroy the alignment envs.  
     # $Apache::londefdef::table[-1]{'output'}='\strut\newline\strut\setlength{\tabcolsep}{1 mm}';  
     $Apache::londefdef::table[-1]{'output'}='\strut'.'\\\\'."\n".'\strut\setlength{\tabcolsep}{1 mm}';  
  }  
  $Apache::londefdef::table[-1]{'output'}.=' \noindent \begin{tabular} ';  
         $Apache::londefdef::table[-1]{'TeXlen'}=[];  
         $Apache::londefdef::table[-1]{'objectlen'}=[];  
         $Apache::londefdef::table[-1]{'objectsignal'}=[];  
         $Apache::londefdef::table[-1]{'maxlen'}=[];  
         $Apache::londefdef::table[-1]{'minlen'}=[];  
         $Apache::londefdef::table[-1]{'content'}=[];  
         $Apache::londefdef::table[-1]{'align'}=[];  
         $currentstring.=' \keephidden{NEW TABLE ENTRY}';  
     }  
   
     }      }
     return $currentstring;      return $currentstring;
 }  }
Line 2147  sub end_table { Line 2123  sub end_table {
     if ($target eq 'web' || $target eq 'webgrade') {      if ($target eq 'web' || $target eq 'webgrade') {
  $currentstring = $token->[2];        $currentstring = $token->[2];     
     } elsif ($target eq 'tex') {      } elsif ($target eq 'tex') {
   
   
  #  New table code:  
   
  my $table = pop(@Apache::londefdef::table);   my $table = pop(@Apache::londefdef::table);
  my $t     = $table->generate();   my $t     = $table->generate();
    # &Apache::lonnet::logthis("Generating string");
  $currentstring = $t->generate_string();   $currentstring = $t->generate_string();
    # &Apache::lonnet::logthis("Generated: $currentstring");
  &enable_para();   &enable_para();
  #--------------------------------------------------------------  
  #  Old table code:  
  #--------------------------------------------------------------  
   
  if (0) {  
   
  my $border =  &Apache::lonxml::get_param('border',$parstack,$safeeval);  
  my $inmemory = '';  
  my $output = '';  
  my $WARNING='';  
         #width of columns from TeXwidth attributes  
   
  # Protect against unbalanced </table> tag.  
   
  if (scalar(@Apache::londefdef::table) > 0) {  
   
  for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) {  
     for (my $jn=0;$jn<=$Apache::londefdef::table[-1]{'counter_columns'};$jn++) {  
  if ($Apache::londefdef::table[-1]{'TeXlen'}[0][$jn]<$Apache::londefdef::table[-1]{'TeXlen'}[$in][$jn]) {  
     $Apache::londefdef::table[-1]{'TeXlen'}[0][$jn]=$Apache::londefdef::table[-1]{'TeXlen'}[$in][$jn];  
  }  
     }  
  }  
         #free space and number of empty columns  
  my ($available_space,$empty_columns)=($Apache::londefdef::table[-1]{'width'},0);  
  if ($#Apache::londefdef::table ne 0) {$available_space=0.9*$available_space;}   
  for (my $jn=0;$jn<=$Apache::londefdef::table[-1]{'counter_columns'};$jn++) {  
     if ($Apache::londefdef::table[-1]{'TeXlen'}[0][$jn]==0) {  
  $empty_columns++;  
     } else {  
  $available_space=$available_space-$Apache::londefdef::table[-1]{'TeXlen'}[0][$jn];  
     }  
  }  
   
         #boundaries for contents columns  
  my @min_len=();#columns can not be narrower   
  my @max_len=();#maximum length of column  
  my $avg_max;  
  my $avg_min;  
  my $counter_cols = $Apache::londefdef::table[-1]{'counter_columns'};  
  for (my $jn=0;$jn<=$counter_cols; $jn++) {  
  my ($localmin,$localmax)=(0,0);  
  for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) {  
     if ($localmin<$Apache::londefdef::table[-1]{'minlen'}[$in][$jn]) {  
  $localmin=$Apache::londefdef::table[-1]{'minlen'}[$in][$jn];  
     }  
     if ($localmax<$Apache::londefdef::table[-1]{'maxlen'}[$in][$jn]) {  
  $localmax=$Apache::londefdef::table[-1]{'maxlen'}[$in][$jn];  
     }  
  }  
  push @min_len, $localmin;  
  push @max_len, $localmax;  
  $avg_max = $localmax + $avg_max;  
  $avg_min = $localmin + $avg_min;  
  }  
  # Does not really matter what the average max/min are if there are no cols.  
  # and this prevents div 0 in that case.  
   
  if ($counter_cols != 0) {  
     $avg_max = $avg_max/$counter_cols;  
     $avg_min = $avg_min/$counter_cols;  
  }  
   
   
  #  I don't think the below is needed.. but just in case:  
   
  if ($avg_min > $avg_max) {  
     my $temp = $avg_min;  
     $avg_min = $avg_max;  
     $avg_max = $temp;  
  }  
   
   
  for (my $jn=0;$jn<=$counter_cols;$jn++) {  
     my $localmin=0,;  
     for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) {  
  if ($localmin<$Apache::londefdef::table[-1]{'objectlen'}[$in][$jn]) {  
     $localmin=$Apache::londefdef::table[-1]{'objectlen'}[$in][$jn];  
  }  
     }  
     if ($max_len[$jn]<$localmin) {  
  $max_len[$jn]=$localmin;  
      $Apache::londefdef::table[-1]{'objectsignal'}[$jn]=1;  
     }#object size is bigger  
     if ($min_len[$jn]<$localmin) {  
  $min_len[$jn]=$localmin;  
  $Apache::londefdef::table[-1]{'objectsignal'}[$jn]=1;  
     }#object size is bigger  
     if ($Apache::londefdef::table[-1]{'TeXlen'}[0][$jn]!=0) {  
  $min_len[$jn]=0;  
  $max_len[$jn]=0;  
     }  
     #  Spans seem to be really bothered by max/min = 0.  So if we have one  
     #  make it an average joe max/min.  
       
     if ($max_len[$jn] == 0) {  
  $max_len[$jn] = $avg_max;  
     }  
     if ($min_len[$jn] == 0) {  
  $min_len[$jn] = $avg_min;  
     }  
   
  }  
        #final adjustment of column width  
  my @fwidth=@{$Apache::londefdef::table[-1]{'TeXlen'}[0]};#final width array  
  my @adjust=();  
         #step 1. adjustment by maximum value  
  my $space_needed=0;  
  for (my $jn=0;$jn<=$#max_len;$jn++) {  
     $space_needed=$space_needed+$max_len[$jn];  
  }  
  if ($space_needed<=$available_space) {  
   
     for (my $jn=0;$jn<=$#max_len;$jn++) {  
  if ($fwidth[$jn]==0) {  
     $fwidth[$jn]=$max_len[$jn];  
  }  
     }  
  } else {  
         #step 2. adjustment by minimum value (estimation)  
     $space_needed=0;  
     for (my $jn=0;$jn<=$#min_len;$jn++) {  
  $space_needed+=$min_len[$jn];  
     }  
     if ($space_needed>$available_space) {  
  $WARNING=' \textbf{NOT ENOUGH SPACE FOR TABLE} ';  
  for (my $jn=0;$jn<=$#max_len;$jn++) {  
     if ($fwidth[$jn]==0) {  
  $fwidth[$jn]=$min_len[$jn];  
     }  
  }  
  #check if we have objects which can be scaled  
  my $how_many_to_scale=0;  
  my @to_scale=();  
  for (my $jn=0;$jn<=$#max_len;$jn++) {  
     if ($Apache::londefdef::table[-1]{'objectsignal'}[$jn] eq '1') {  
  $how_many_to_scale++;  
  push @to_scale, $jn;  
     }  
  }  
  if ($how_many_to_scale>0) {  
     my $space_to_adjust=($space_needed-$available_space)/$how_many_to_scale;  
     foreach my $jn (@to_scale) {  
  for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) {  
     $Apache::londefdef::table[-1]{'content'}[$in][$jn]=~m/width\s*=\s*(\d+\.?\d*\s*(mm|cm|in|pc|pt)*)/;  
     if ($1 ne '') {  
  my $current_length=&recalc($1);  
  $current_length=~/(\d+\.?\d*)/;  
  $current_length=$current_length-$space_to_adjust;  
  $Apache::londefdef::table[-1]{'content'}[$in][$jn]=~s/width\s*=\s*(\d+\.?\d*\s*(mm|cm|in|pc|pt)*)/width=$current_length mm/;  
     }  
     $Apache::londefdef::table[-1]{'content'}[$in][$jn]=~m/\[(\d+\.?\d*)\s*mm\]/;  
     if ($1 ne '') {  
  my $current_length=$1;  
  $current_length=$current_length-$space_to_adjust;  
  $Apache::londefdef::table[-1]{'content'}[$in][$jn]=~s/\[(\d+\.?\d*)\s*mm\]/\[$current_length mm\]/;  
     }  
  }  
  $fwidth[$jn]=$fwidth[$jn]-$space_to_adjust;  
     }  
  }  
     } else {  
       #step 3. adjustment over minimal + corrections  
  my $enlarge_coef=$available_space/$space_needed;  
  my $acsessive=0;  
  for (my $jn=0;$jn<=$#min_len;$jn++) {  
     $adjust[$jn]=$min_len[$jn]*$enlarge_coef;  
     if ($adjust[$jn]>$max_len[$jn]) {  
  $fwidth[$jn]=$max_len[$jn];  
  $acsessive=$acsessive+$adjust[$jn]-$max_len[$jn];  
  $adjust[$jn]=0;  
   
     }  
  }  
  if ($acsessive>0) {  
  #we have an excess of space and can redistribute it  
     my $notempty_columns=0;  
     for (my $jn=0;$jn<=$#min_len;$jn++) {  
  if ($adjust[$jn]!=0) {  
     $notempty_columns++;  
  }  
     }  
     my $per_column=$acsessive/$notempty_columns;  
     for (my $jn=0;$jn<=$#min_len;$jn++) {  
  if ($adjust[$jn]!=0) {  
     $adjust[$jn]+=$per_column;  
     $fwidth[$jn]=$adjust[$jn];  
  }  
     }  
  } else {  
     for (my $jn=0;$jn<=$#min_len;$jn++) {  
  $fwidth[$jn]=$adjust[$jn];  
     }  
  }  
     }  
  }  
         # use all available width or specified width as if not specified,  
  # the specified width gets defaulted to the available width.  
   
  my $current=0;   
  for (my $i=0;$i<=$#fwidth;$i++) {    
     $current+=$fwidth[$i];  
  }  
  if ($current == 0) {  
             $current = $Apache::londefdef::table[-1]{'width'};  
         }  
  my $coef=$Apache::londefdef::table[-1]{'width'}/$current;  
  for (my $i=0;$i<=$#fwidth;$i++) {    
     $fwidth[$i]*=$coef;  
  }  
         #removing of empty columns if allowed  
         my $permission=&Apache::lonxml::get_param('TeXDropEmptyColumns',$parstack,$safeeval,undef,0);  
  if ($permission eq 'yes') {  
     my @cleaned_table=();  
             my @cleaned_header=();  
     my $colind=0;  
     for (my $jn=0;$jn<=$Apache::londefdef::table[-1]{'counter_columns'};$jn++) {  
  if ($fwidth[$jn]!=0) {  
     #we need to copy column  
     for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) {  
  $cleaned_table[$in][$colind]=$Apache::londefdef::table[-1]{'content'}[$in][$jn];  
  $cleaned_header[$colind]=$fwidth[$jn];  
     }  
     $colind++;  
  }  
     }  
     $Apache::londefdef::table[-1]{'content'}=\@cleaned_table;  
     @fwidth=@cleaned_header;  
  }  
   
   
  #construct header of the table  
  my $header_of_table = '{'.$Apache::londefdef::table[-1]{'vvinc'};  
  for (my $in=0;$in<=$#fwidth;$in++) {  
     $header_of_table.='p{'.$fwidth[$in].' mm}'.$Apache::londefdef::table[-1]{'vvinc'};  
  }  
  $header_of_table .= '}';  
   
  #fill the table  
  for (my $in=0;$in<=$Apache::londefdef::table[-1]{'row_number'};$in++) {  
     my $have_rowspan = 0;  
     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 $primary_col_width = $fwidth[$jn]; # Width of primary column.  
  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  
  #   
   
  my $border_char = "";  
  if ($border) {  
     $border_char = "|";  
  }  
  my $spanwidth = 0;  
  if ($colspan > 1) {  
     for (my $spancol = $jn; $spancol < $jn + $colspan; $spancol++) {  
  $spanwidth += $fwidth[$spancol];  
     }  
     $output .= '\multicolumn{'.  
  $colspan  
  ."}";  
     if ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'c') {  
  $output .= '{'.$border_char.'c'.$border_char.'}{';  
     } elsif ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'r') {  
  $output .= '{'.$border_char.'r'.$border_char.'}{';  
     }  
     else {  
  $output .= '{'.$border_char."p{$spanwidth mm}".$border_char.'}{';  
     }  
       
  } else {  
     $spanwidth = $primary_col_width; # If no span width will be just colwidth  
  }  
   
  # Rowspan... if colspan is 1, and there's an alignment we'll need  
  # to kick in a multicolumn in order to get the alignment spec.  
  # this must precede the multirow or LaTex gets quite upset.  
  # Naturally if colspan > 1 we've already done that above ^  
  #  
  my $multirow_aligned = 0;  
  if ($rowspan > 1) {  
     if ($colspan == 1) {  
  if ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'c') {  
     $output .= '\multicolumn{1}{'.$border_char.'c'.$border_char.'}{';  
     $multirow_aligned = 1;  
  } elsif ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'r') {  
     $output .= '\multicolumn{1}{'.$border_char.'r'.$border_char.'}{';  
     $multirow_aligned = 1;  
  }  
     }  
     $have_rowspan++;  
     if ($multirow_aligned) {  
  $output .= '\multirow{'.$rowspan.'}[0]{*}{';  
     } else {  
  $output .= '\multirow{'.$rowspan."}[0]{$spanwidth mm}{";  
     }  
       
     $Apache::londefdef::table[-1]{'content'}[$in][$jn] =~  
  s{^\s*\\par\s*}{};  
     $Apache::londefdef::table[-1]{'content'}[$in][$jn] =~  
  s{\s*\\vskip\s*0pt\s*$}{};  
     
     #  
     # If we did not throw in a multicolumn to align, then add   
     # an extra {  
     # so we close correctly without having to keep additional state  
     # around  
     #  
     if (!$multirow_aligned) {  
  $output .= '{';  
     }  
  }  
  if (($rowspan eq '^') || ($rowspan eq '_')) {  
     $have_rowspan++;  
  }  
     #--------------------------------------------------------------  
   
   
  # For right and center alignment of single cells.  
  # we are going to use a multicolumn with a span of 1 to specify alignment.  
  #  
  if ($colspan == 1  && $rowspan == 1) {  
     if ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'c') {  
  $output .= '\multicolumn{1}{'.$border_char.'c'.$border_char.'}{';  
     } elsif ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'r') {  
  $output .= '\multicolumn{1}{'.$border_char.'r'.$border_char.'}{';  
     }  
  }  
   
  $output.=$Apache::londefdef::table[-1]{'content'}[$in][$jn];  
   
  if (($colspan == 1 && $rowspan == 1)   &&  
     (($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'c') ||  
      ($Apache::londefdef::table[-1]{'align'}[$in][$jn] eq 'r'))) {  
     $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 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>  
  # $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'}.$output.'\end{tabular}\strut'.'\\\\'."\n".'\strut ';  
  if ($#Apache::londefdef::table > 0) {      
     my $inmemory = $Apache::londefdef::table[-1]{'output'};  
     # Figure out max/and min width  by summing us and then  
     # apply that to the current column of the table we nest in  
     # if it's larger than the current width or the current width  
     # is undefined.  
     #  
     my $min_nested_width = 0;  
     my $max_nested_width = 0;  
     for (my $col = 0; $col <= $Apache::londefdef::table[-1]{'counter_columns'}; $col++) {  
  $min_nested_width +=  $min_len[$col];  
  $max_nested_width +=  $max_len[$col];  
   
     }  
     # Fudge in an extra 5 mm for borders etc:  
       
     $min_nested_width += 5;  
     $max_nested_width += 5;  
   
     my $outer_column = $Apache::londefdef::table[-2]{'counter_columns'};  
     my $outer_row    = $Apache::londefdef::table[-2]{'row_number'};  
     if ($min_nested_width > $Apache::londefdef::table[-2]{'minlen'}[$outer_row][$outer_column]) {  
  $Apache::londefdef::table[-2]{'minlen'}[$outer_row][$outer_column] = $min_nested_width;  
     }  
     if ($max_nested_width > $Apache::londefdef::table[-2]{'maxlen'}[$outer_row][$outer_column]) {  
  $Apache::londefdef::table[-2]{'maxlen'}[$outer_row][$outer_column] = $max_nested_width;  
     }  
   
     pop @Apache::londefdef::table;  
     push @{$Apache::londefdef::table[-1]{'include'}}, $inmemory;  
  } else {  
     $currentstring .= $Apache::londefdef::table[-1]{'output'};  
     pop @Apache::londefdef::table;  
     undef @Apache::londefdef::table;  
  }  
  }  
  &enable_para();  
     }  
     }      }
     return $currentstring;      return $currentstring;
 }  }
Line 2692  sub tag_check { Line 2248  sub tag_check {
 #  #
   
 sub cell_config_hash {  sub cell_config_hash {
     my ($align, $rowspan, $colspan) = @_;      my ($align, $rowspan, $colspan, $width) = @_;
       if ($rowspan ne '') {
           $rowspan =~ s/^\s+|\s+$//g; 
       }
       if ($colspan ne '') {
           $colspan =~ s/^\s+|\s+$//g;
       }
     my %config;      my %config;
     if ($align ne '') {      if ($align ne '') {
  $config{'halign'} = $align;   $config{'halign'} = $align;
     }      }
     if ($colspan ne "") {      if (($colspan =~ /^\d+$/) && ($colspan > 0)) {
  $config{'colspan'} = $colspan;   $config{'colspan'} = $colspan;
     }      }
     if ($rowspan ne '') {      if (($rowspan =~ /^\d+$/) && ($rowspan > 0)) {
  $config{'rowspan'} = $rowspan;   $config{'rowspan'} = $rowspan;
     }      }
       if ($width ne '') {
    $config{'width'} = $width;
       }
     return \%config;      return \%config;
 }  }
     
Line 2714  sub start_td_tex { Line 2279  sub start_td_tex {
     # attributes, but empty of text.  end_td_tex will      # attributes, but empty of text.  end_td_tex will
     # fetch the contents from the recursive parse and      # fetch the contents from the recursive parse and
     # fill the cell with them:      # fill the cell with them:
     my $align   = &Apache::lonxml::get_param('align', $parstack, $safeeval, undef, 1);      my $align   = &Apache::lonxml::get_param('align', $parstack, $safeeval);
     my $rowspan = &Apache::lonxml::get_param('rowspan', $parstack, $safeeval, undef, 1);      my $rowspan = &Apache::lonxml::get_param('rowspan', $parstack, $safeeval);
     my $colspan = &Apache::lonxml::get_param('colspan', $parstack, $safeeval, undef, 1);      my $colspan = &Apache::lonxml::get_param('colspan', $parstack, $safeeval);
       my $width   = &Apache::lonxml::get_param('TeXwidth', $parstack, $safeeval);
     my $config = &cell_config_hash($align, $rowspan, $colspan);      my $config = &cell_config_hash($align, $rowspan, $colspan, $width);
   
     my $table = $Apache::londefdef::table[-1];      my $table = $Apache::londefdef::table[-1];
     $table->add_cell('', $config);      $table->add_cell('', $config);
Line 3129  sub start_img { Line 2694  sub start_img {
    # Render unto browsers that which are the browser's...     # Render unto browsers that which are the browser's...
   
     if ($target eq 'web' || $target eq 'webgrade') {      if ($target eq 'web' || $target eq 'webgrade') {
  if ($env{'browser.imagesuppress'} ne 'on') {          my $enc = ('yes' eq 
     my $enc = ('yes' eq                      lc(&Apache::lonxml::get_param('encrypturl',$parstack,
        lc(&Apache::lonxml::get_param('encrypturl',$parstack,                        $safeeval)));
      $safeeval)));          $currentstring.=&Apache::lonenc::encrypt_ref($token,{'src'=>$src},
     $currentstring.=&Apache::lonenc::encrypt_ref($token,{'src'=>$src},                           $enc);
  $enc);  
  } else {  
     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.']';  
  }  
   
  # and render unto TeX that which is LaTeX  
   
       # and render unto TeX that which is LaTeX
     } elsif ($target eq 'tex') {      } elsif ($target eq 'tex') {
  #   #
  #  The alignment will require some superstructure to be put around   #  The alignment will require some superstructure to be put around
Line 3245  sub start_img { Line 2799  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',
    ['', 'none','parbox', 'parpic', 'wrapfigure'], $token, 2);     ['', 'none','parbox', 'parpic', 'wrapfigure'], $token, 2);
           my $alt=    &Apache::lonxml::get_param('alt',$parstack,$safeeval);
           my $enc=    &Apache::lonxml::get_param('encrypturl',$parstack,$safeeval);
    
  $currentstring .=&Apache::edit::select_arg('Encrypt URL:','encrypturl',   $currentstring .=&Apache::edit::select_arg('Encrypt URL:','encrypturl',
    ['no','yes'], $token, 2);     ['no','yes'], $token, 2);
           if (($alt=~/\S/) && (lc($enc) eq 'yes')) {
              $currentstring.='<br /><span class="LC_warning">'.&mt('Warning: the description "[_1]" will be available, even for encrypted URL',$alt).'</span><br />';
           }
  $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 $width=  &Apache::lonxml::get_param('width',$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);
   
         if ($token->[2]{'src'}=~/\$/) {          if ($token->[2]{'src'}=~/\$/) {
            $currentstring.='Variable image source';             $currentstring.=&mt('Variable image source');
         } else {          } elsif ($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 .= ' />';
           } else {
              $currentstring.=&mt("No image source specified");
         }          }
     } elsif ($target eq 'modified') {      } elsif ($target eq 'modified') {
  my ($osrc,$owidth,$oheight)=   my ($osrc,$owidth,$oheight)=
Line 3328  sub start_applet { Line 2889  sub start_applet {
     &Apache::lonxml::extlink($archive);      &Apache::lonxml::extlink($archive);
     my $currentstring = '';      my $currentstring = '';
     if ($target eq 'web' || $target eq 'webgrade') {      if ($target eq 'web' || $target eq 'webgrade') {
  if ($env{'browser.appletsuppress'} ne 'on') {          $currentstring = &Apache::lonenc::encrypt_ref($token,
     $currentstring = &Apache::lonenc::encrypt_ref($token,                                                        {'code'=>$code,
   {'code'=>$code,                                                         'archive'=>$archive}
    'archive'=>$archive}                                                       );
   );  
  } else {  
     my $alttag= &Apache::lonxml::get_param('alt',$parstack,  
    $safeeval,undef,1);  
     unless ($alttag) {  
  $alttag=&Apache::lonmeta::alttag($Apache::lonxml::pwd[-1],  
  $code);  
     }  
     $currentstring='[APPLET: '.$alttag.']';  
  }  
     } elsif ($target eq 'tex') {      } elsif ($target eq 'tex') {
  # Turn off some stuff we can't be inside thank you LaTeX          # Turn off some stuff we can't be inside thank you LaTeX
   
   
  my $restart_sub = 0;   my $restart_sub = 0;
  my $restart_sup = 0;   my $restart_sup = 0;
Line 3408  sub start_embed { Line 2958  sub start_embed {
     &Apache::lonxml::extlink($src);      &Apache::lonxml::extlink($src);
     my $currentstring = '';      my $currentstring = '';
     if ($target eq 'web' || $target eq 'webgrade') {      if ($target eq 'web' || $target eq 'webgrade') {
  if ($env{'browser.embedsuppress'} ne 'on') {      $currentstring=&Apache::lonenc::encrypt_ref($token,{'src'=>$src}); 
     $currentstring=&Apache::lonenc::encrypt_ref($token,{'src'=>$src});  
  } else {  
     my $alttag=&Apache::lonxml::get_param  
  ('alt',$parstack,$safeeval,undef,1);  
     unless ($alttag) {  
  $alttag=&Apache::lonmeta::alttag($Apache::lonxml::pwd[-1],$src);  
     }  
     $currentstring='[EMBED: '.$alttag.']';  
  }  
     } elsif ($target eq 'tex') {      } elsif ($target eq 'tex') {
     }       } 
     return $currentstring;      return $currentstring;
Line 3427  sub end_embed { Line 2968  sub end_embed {
     my ($target,$token) = @_;      my ($target,$token) = @_;
     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') {        } elsif ($target eq 'tex') {
     }           # ./.
       }
     return $currentstring;      return $currentstring;
 }  }
   
Line 3848  sub end_col { Line 3390  sub end_col {
     return $currentstring;      return $currentstring;
 }  }
   
 #-- <colgroup> tag (end tag optional)  #-- <colgroup tag (end tag optional)
 sub start_colgroup {  sub start_colgroup {
     my ($target,$token) = @_;      my ($target,$token,$tagstack, $parstack, $parser, $safeeval, $style) = @_;
     my $currentstring = '';      my $currentstring = '';
     if ($target eq 'web' || $target eq 'webgrade') {      if ($target eq 'web' || $target eq 'webgrade') {
  $currentstring = $token->[4];        $currentstring = $token->[4];     
     }       } 
       if ($target eq 'tex') {
    # TODO: Ensure this tag is in a table:
   
    # Fetch the attributes and build the hash for the
    # call to define_colgroup.
   
    my $span    = &Apache::lonxml::get_param('span',   $parstack, $safeeval);
    my $halign  = &Apache::lonxml::get_param('halign', $parstack, $safeeval);
   
    my %colgroup_params;
    if ($span ne '') {
       $colgroup_params{'span'} = $span;
    }
    if ($halign ne '') {
       $colgroup_params{'halign'} = $halign;
    }
   
    my $table = $Apache::londefdef::table[-1];
    $table->define_colgroup(\%colgroup_params);
   
       }
     return $currentstring;      return $currentstring;
 }  }
   
Line 3867  sub end_colgroup { Line 3430  sub end_colgroup {
     return $currentstring;      return $currentstring;
 }  }
   
   
 #-- <del> tag (end tag required)  #-- <del> tag (end tag required)
 sub start_del {  sub start_del {
     my ($target,$token) = @_;      my ($target,$token) = @_;
     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') {
    &disable_para();
    $currentstring .= '\st{';  
     }       } 
     return $currentstring;      return $currentstring;
 }  }
Line 3881  sub end_del { Line 3448  sub end_del {
     my ($target,$token) = @_;      my ($target,$token) = @_;
     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') {
    &enable_para();
    $currentstring = '}';
     }       } 
     return $currentstring;      return $currentstring;
 }  }
Line 4341  sub start_tbody { Line 3911  sub start_tbody {
     if ($target eq 'web' || $target eq 'webgrade') {      if ($target eq 'web' || $target eq 'webgrade') {
  $currentstring = $token->[4];        $currentstring = $token->[4];     
     }       } 
       if ($target eq 'tex') {
    # TODO: Ensure this tag is within a table:
   
    my $table = $Apache::londefdef::table[-1];
    $table->start_body();
       }
     return $currentstring;      return $currentstring;
 }  }
   
Line 4350  sub end_tbody { Line 3926  sub end_tbody {
     if ($target eq 'web' || $target eq 'webgrade') {      if ($target eq 'web' || $target eq 'webgrade') {
  $currentstring = $token->[2];       $currentstring = $token->[2];    
     }       } 
       if($target eq 'tex') {
    # TODO: Ensure this tag is within a table:
   
    my $table = $Apache::londefdef::table[-1];
    $table->end_body();
       }
     return $currentstring;      return $currentstring;
 }  }
   
Line 4360  sub start_tfoot { Line 3942  sub start_tfoot {
     if ($target eq 'web' || $target eq 'webgrade') {      if ($target eq 'web' || $target eq 'webgrade') {
  $currentstring = $token->[4];        $currentstring = $token->[4];     
     }       } 
       if ($target eq 'tex') {
           # TODO: ensure this is within a table tag.
    my $table = $Apache::londefdef::table[-1];
    $table->start_foot();
       }
     return $currentstring;      return $currentstring;
 }  }
   
Line 4369  sub end_tfoot { Line 3956  sub end_tfoot {
     if ($target eq 'web' || $target eq 'webgrade') {      if ($target eq 'web' || $target eq 'webgrade') {
  $currentstring = $token->[2];       $currentstring = $token->[2];    
     }       } 
       if ($target eq 'tex') {
    #  TODO: Ensure this is in side a table 
    my $table = $Apache::londefdef::table[-1];
    $table->end_foot();
       }
     return $currentstring;      return $currentstring;
 }  }
   
Line 4379  sub start_thead { Line 3971  sub start_thead {
     if ($target eq 'web' || $target eq 'webgrade') {      if ($target eq 'web' || $target eq 'webgrade') {
  $currentstring = $token->[4];        $currentstring = $token->[4];     
     }       } 
       if ($target eq 'tex') {
    # Assume we're in a table... TODO: Verify that and ignore tag if not.
    my $table = $Apache::londefdef::table[-1];
    $table->start_head();
       }
     return $currentstring;      return $currentstring;
 }  }
   
Line 4388  sub end_thead { Line 3985  sub end_thead {
     if ($target eq 'web' || $target eq 'webgrade') {      if ($target eq 'web' || $target eq 'webgrade') {
  $currentstring = $token->[2];       $currentstring = $token->[2];    
     }       } 
       if ($target eq 'tex') {
         # TODO: Verify we are in a table and ignore tag if not.
   
    my $table = $Apache::londefdef::table[-1];
    $table->end_head();
       }
     return $currentstring;      return $currentstring;
 }  }
   
Line 4590  sub get_eps_image { Line 4193  sub get_eps_image {
   
  #if replication failed try to produce eps file dynamically   #if replication failed try to produce eps file dynamically
  $src=~s/\.ps$/\.eps/;   $src=~s/\.ps$/\.eps/;
  my $temp_file;   if (open(FILE,">>/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat")) {
  open(FILE,">>/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.dat");      my $newsrc=$orig_src;
  my $newsrc=$orig_src;      $newsrc =~ s|(.*)/res/|/home/httpd/html/res/|;
  $newsrc =~ s|(.*)/res/|/home/httpd/html/res/|;      &Apache::lonxml::debug("queueing $newsrc for dynamic eps production.");
  &Apache::lonxml::debug("queueing $newsrc for dynamic eps production.");      print FILE ("$newsrc\n");
  print FILE ("$newsrc\n");      close(FILE);
  close(FILE);                  }
  $src=~s|/home/httpd/html/res|/home/httpd/prtspool|;   $src=~s|/home/httpd/html/res|/home/httpd/prtspool|;
  $src=~s|/home/([^/]*)/public_html/|/home/httpd/prtspool/$1/|;   $src=~s|/home/([^/]*)/public_html/|/home/httpd/prtspool/$1/|;
  if ($sext ne "") { # Put the ext. back in to uniquify.   if ($sext ne "") { # Put the ext. back in to uniquify.
Line 4629  sub get_eps_image { Line 4232  sub get_eps_image {
 sub eps_generation {  sub eps_generation {
     my ($src,$file,$width_param) = @_;           my ($src,$file,$width_param) = @_;     
     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";
     my $temp_file = Apache::File->new('>>'.$filename);       if (open(my $tmpfile,">>$filename")) { 
     print $temp_file "$src\n";          print $tmpfile "$src\n";
           close($tmpfile);
       }
     my $newsrc = $src;      my $newsrc = $src;
     $newsrc =~ s/(\.bmp|\.gif|\.jpg|\.jpeg)$/\.eps/i;      $newsrc =~ s/(\.bmp|\.gif|\.jpg|\.jpeg)$/\.eps/i;
     $newsrc=~s{/home/httpd/html/res}{};      $newsrc=~s{/home/httpd/html/res}{};
Line 4721  sub align_latex_image { Line 4326  sub align_latex_image {
     #    Even though we set a default alignment value, the user      #    Even though we set a default alignment value, the user
     #    could have given us an illegal value.  In that case we      #    could have given us an illegal value.  In that case we
     #    just use the default alignment of bottom..      #    just use the default alignment of bottom..
     $currentstring = "\n% figurewrapping \n";      $currentstring = '';
     if      ($align eq "top")    {      if      ($align eq "top")    {
  $currentstring .= '\raisebox{-'.$height.'mm}{'.$image;   $currentstring .= '\raisebox{-'.$height.'mm}{'.$image;
  $closure = '}';   $closure = '}';
Line 4764  sub align_latex_image { Line 4369  sub align_latex_image {
  $currentstring .= "{$image";   $currentstring .= "{$image";
  $closure       = '}';   $closure       = '}';
     }      }
     $currentstring .= "\n% end wrappage\n";  
     $closure        = "\n% Begin closure\n".$closure."\n% End closure\n";  
     return ($currentstring, $closure);      return ($currentstring, $closure);
 }  }
   
Line 4785  sub is_inside_of { Line 4388  sub is_inside_of {
 #  #
 #   This sub provides the typical LaTeX prefix matter for tex output:  #   This sub provides the typical LaTeX prefix matter for tex output:
 #  #
 sub latex_header  sub latex_header {
 {  
     my ($mode) = @_;      my ($mode) = @_;
     my $currentstring = '';      my $currentstring = '';
   
Line 4820  sub latex_header Line 4422  sub latex_header
  "\\usepackage{xcolor}\n".   "\\usepackage{xcolor}\n".
  '\usepackage{calc}'.   '\usepackage{calc}'.
  '\usepackage{amsmath}'.   '\usepackage{amsmath}'.
       '\usepackage{soul}',
  '\usepackage{amssymb}'.   '\usepackage{amssymb}'.
  '\usepackage{amsfonts}'.   '\usepackage{amsfonts}'.
  '\usepackage{amsthm}'.   '\usepackage{amsthm}'.
Removed from v.1.404  
changed lines
  Added in v.1.431

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