--- loncom/xml/londefdef.pm	2002/04/26 18:18:37	1.54
+++ loncom/xml/londefdef.pm	2002/05/16 00:56:46	1.61
@@ -2,7 +2,7 @@
 # The LearningOnline Network with CAPA
 # Tags Default Definition Module 
 #
-# $Id: londefdef.pm,v 1.54 2002/04/26 18:18:37 sakharuk Exp $
+# $Id: londefdef.pm,v 1.61 2002/05/16 00:56:46 albertel Exp $
 # 
 #
 # Copyright Michigan State University Board of Trustees
@@ -48,11 +48,11 @@ package Apache::londefdef;
 use Apache::lonnet;
 use strict;
 use Apache::lonxml;
-
+use Apache::File();
 
 BEGIN {
 
-    &Apache::lonxml::register('Apache::londefdef',('m','html','head','map','select','option','input','textarea','form','meta','title','body','center','b','strong','dt','h1','h2','h3','h4','h5','h6','cite','i','address','dd','dl','dir','ol','ul','menu','dfn','kbd','tt','code','em','q','p','br','big','small','basefont','font','s','sub','strike','sup','hr','a','li','u','output','param','applet','img','embed','allow','frameset','pre','insert','externallink','table','tr','td'));
+    &Apache::lonxml::register('Apache::londefdef',('m','html','head','map','select','option','input','textarea','form','meta','title','body','center','b','strong','dt','h1','h2','h3','h4','h5','h6','cite','i','address','dd','dl','dir','ol','ul','menu','dfn','kbd','tt','code','em','q','p','br','big','small','basefont','font','s','sub','strike','sup','hr','a','li','u','output','param','applet','img','embed','allow','frameset','pre','insert','externallink','table','tr','th','td'));
 
 }
 
@@ -73,6 +73,7 @@ sub start_m {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
   my $currentstring = '';
   if ($target eq 'web') {
+    $Apache::lonxml::prevent_entity_encode++;
     my $inside = &Apache::lonxml::get_all_text("/m",$$parser[-1]);
     $inside ='\\documentstyle{article}'.$inside;
     &Apache::lonxml::debug("M is starting with:$inside:");
@@ -97,6 +98,7 @@ sub end_m {
   my ($target,$token) = @_;
   my $currentstring = '';
   if ($target eq 'web') {
+    $Apache::lonxml::prevent_entity_encode--;
   } elsif ($target eq 'tex') {
     $currentstring = "";
   } elsif ($target eq 'meta') {
@@ -337,7 +339,8 @@ sub end_m {
 		  delete($token->[2]->{$key});
 		}
 	      }
-	      $token->[2]->{'onLoad'}=$onLoad.&Apache::lonxml::loadevents();
+	      $token->[2]->{'onLoad'}=&Apache::lonxml::loadevents().
+		                       ';'.$onLoad;
 	      my $onUnload='';
 	      foreach my $key (keys(%{$token->[2]})) {
 		if ($key =~ /^onunload$/i) {
@@ -345,8 +348,8 @@ sub end_m {
 		  delete($token->[2]->{$key});
 		}
 	      }
-	      $token->[2]->{'onUnload'}=$onUnload.
-		&Apache::lonxml::unloadevents();
+	      $token->[2]->{'onUnload'}=&Apache::lonxml::unloadevents().
+		                         ';'.$onUnload;
 
 	      $currentstring .= '<'.$token->[1];
 	      foreach (keys %{$token->[2]}) {
@@ -920,17 +923,21 @@ EDITBUTTON
       }
 #-- <font> tag
          sub start_font {
-	    my ($target,$token) = @_;
+	    my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
             my $currentstring = '';
             if ($target eq 'web') {
+	      my $face=&Apache::lonxml::get_param('face',$parstack,$safeeval);
+	      if ($face=~/symbol/i) {$Apache::lonxml::prevent_entity_encode++;}
               $currentstring = $token->[4];     
 	    } 
 	   return $currentstring;
 	}
         sub end_font {
-	    my ($target,$token) = @_;
+	    my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
             my $currentstring = '';
             if ($target eq 'web') {
+	      my $face=&Apache::lonxml::get_param('face',$parstack,$safeeval);
+	      if ($face=~/symbol/i) {$Apache::lonxml::prevent_entity_encode--;}
               $currentstring = $token->[2];    
             } 
 	   return $currentstring;
@@ -1377,25 +1384,85 @@ EDITBUTTON
 	    }
 	   return $currentstring;
 	}
+#-- <th> tag
+        sub start_th {
+	    my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
+            my $currentstring = '';
+            if ($target eq 'web') {
+              $currentstring = $token->[4];     
+	    } elsif ($target eq 'tex') {
+		my $what_to_push = substr(&Apache::lonxml::get_param('align',$parstack,$safeeval),0,1);
+		if ($what_to_push eq '') {
+		    $what_to_push = substr($Apache::londefdef::table[-1]{'rows'}[0],0,1);;
+		}
+		    push @{ $Apache::londefdef::table[-1]{'columns'} }, $what_to_push;
+		$Apache::londefdef::table[-1]{'counter_columns'}++;
+		&Apache::lonxml::startredirection();
+;
+	    } 
+	   return $currentstring;
+	}        
+        sub end_th {
+	    my ($target,$token) = @_;
+            my $currentstring = '';
+            if ($target eq 'web') {
+		$currentstring = $token->[2];     
+	    } elsif ($target eq 'tex') {
+		my $current_row = $Apache::londefdef::table[-1]{'row_number'};
+		my $data=&Apache::lonxml::endredirection();
+		@{ $Apache::londefdef::table[-1]{'rowdata'} }[$current_row] .= '\bf{'.$data.'} '.$Apache::londefdef::table[-1]{'vinc'};
+	    }
+	   return $currentstring;
+	}
 #-- <img> tag
         sub start_img {
 	    my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
             $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
                                         $token->[2]->{'src'};
             my $currentstring = '';
+	    my $width_param = '';
 
 	    if ($target eq 'web') {
               $currentstring = $token->[4];     
 	    } elsif ($target eq 'tex') {
+	      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,$safeeval);
+	      if ($TeXwidth ne '') { 
+		  $width_param = $TeXwidth; 
+	      } elsif ($TeXheight ne '') { 
+		  $width_param = $TeXheight; 
+	      } else {
+		  if ($width ne '') {
+		      $width_param = $width*.3;
+		      if ($width_param <= 900) {
+			  $width_param = '[width='.$width_param.'mm]';
+		      } else {
+			  $width_param = '[width= 9.0 cm]';
+		      }
+		  }
+	      }
 	      my $src = &Apache::lonxml::get_param('src',$parstack,$safeeval);
 	      $src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src);
 	      my $file;
-	      my $path;
-	      $file=~s/(\.gif|\.jpg)$/\.eps/;
-	      if ($path) {
-		$currentstring .= '\graphicspath{{'.$path.'/}}\fbox{\includegraphics{'.$file.'}}';
+	      my $path;	
+              if ($src =~ m!(.*)/([^/]*)$!) {
+		  $file = $2;
+		  $path = $1.'/'; 
+	      }
+	      my $newsrc = $src;
+	      $newsrc =~ s/(\.gif|\.jpg)$/\.eps/;
+		  $file=~s/(\.gif|\.jpg)$/\.eps/;
+	      if (-e $newsrc) {
+		  if ($path) {
+		      $currentstring .= '\graphicspath{{'.$path.'}}\fbox{\includegraphics'.$width_param.'{'.$file.'}}';
+		  }
 	      } else {
-		$currentstring .= 'See the image at \tt{'.$src.'}';
+		  my $temp_file;
+		  my $filename = "/home/httpd/prtspool/$ENV{'user.name'}$ENV{'user.domain'}temp$ENV{'user.login.time'}.dat";
+		  $temp_file = Apache::File->new('>>'.$filename); 
+		  print $temp_file "$src\n";
+		  $currentstring .= '\graphicspath{{/home/httpd/prtspool/}}\fbox{\includegraphics'.$width_param.'{'.$file.'}}';
 	      }
 	    }
 	    return $currentstring;