--- loncom/xml/londefdef.pm	2003/03/17 17:18:50	1.106.2.2
+++ loncom/xml/londefdef.pm	2003/02/19 14:30:10	1.118
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Tags Default Definition Module 
 #
-# $Id: londefdef.pm,v 1.106.2.2 2003/03/17 17:18:50 albertel Exp $
+# $Id: londefdef.pm,v 1.118 2003/02/19 14:30:10 www Exp $
 # 
 #
 # Copyright Michigan State University Board of Trustees
@@ -44,11 +44,13 @@
 
 package Apache::londefdef; 
 
-use Apache::lonnet;
+use Apache::lonnet();
 use strict;
-use Apache::lonxml;
+use Apache::lonxml();
 use Apache::File();
 use Image::Magick;
+use Apache::lonmenu();
+use Apache::lonmeta();
 
 BEGIN {
 
@@ -121,7 +123,6 @@ sub start_tthoption {
 	  &tth::tthoptions($inside);
       }
   }
-  return $result;
 }
 
 sub end_tthoption {
@@ -155,11 +156,12 @@ sub start_html {
     } elsif ($target eq 'tex') {
 	@Apache::londefdef::table = ();
 	$currentstring .= '\documentclass[letterpaper]{article}
-                                 \newcommand{\keephidden}[1]{}
-                                 \renewcommand{\deg}{$^{\circ}$}
-                                 \usepackage[dvips]{graphicx}
-                                 \usepackage{epsfig}\usepackage{calc}
-                                 \newenvironment{choicelist}{\begin{enumerate}}{\end{enumerate}}';
+                           \newcommand{\keephidden}[1]{}
+                           \renewcommand{\deg}{$^{\circ}$}
+                           \usepackage{textcomp}
+                           \usepackage[dvips]{graphicx}
+                           \usepackage{epsfig}\usepackage{calc}
+\newenvironment{choicelist}{\begin{list}{}{\setlength{\rightmargin}{0in}\setlength{\leftmargin}{0.13in}\setlength{\topsep}{0.05in}\setlength{\itemsep}{0.022in}\setlength{\parsep}{0in}\setlength{\belowdisplayskip}{0.04in}\setlength{\abovedisplayskip}{0.05in}\setlength{\abovedisplayshortskip}{-0.04in}\setlength{\belowdisplayshortskip}{0.04in}}}{\end{list}}';
     }
     return $currentstring;
 }
@@ -184,7 +186,7 @@ sub start_html {
 	    my ($target,$token) = @_;
             my $currentstring = '';
             if ($target eq 'web') {
-              $currentstring = &Apache::lonxml::registerurl(undef,$target).
+              $currentstring = &Apache::lonmenu::registerurl(undef,$target).
                                $token->[2];    
             } 
 	   return $currentstring;
@@ -328,7 +330,7 @@ sub start_html {
 	      my $args='';
 	      if ( $#$parstack > -1 ) { $args=$$parstack[$#$parstack]; }
 	      if ($args eq '') {
-		&Apache::lonxml::get_all_text("/meta",$$parser[$#$parser]);
+		&Apache::lonxml::get_all_text("/meta",$parser);
 	      } else {
 		$currentstring = $token->[4];
 	      }
@@ -366,7 +368,7 @@ sub start_html {
             if ($target eq 'web') {
 	      if (!$Apache::lonxml::registered) {
 		$currentstring.='<head>'.
-		    &Apache::lonxml::registerurl(undef,$target).'</head>';
+		    &Apache::lonmenu::registerurl(undef,$target).'</head>';
 	      }
 	      my $onLoad='';
 	      foreach my $key (keys(%{$token->[2]})) {
@@ -375,7 +377,7 @@ sub start_html {
 		  delete($token->[2]->{$key});
 		}
 	      }
-	      $token->[2]->{'onLoad'}=&Apache::lonxml::loadevents().
+	      $token->[2]->{'onload'}=&Apache::lonmenu::loadevents().
 		                       ';'.$onLoad;
 	      my $onUnload='';
 	      foreach my $key (keys(%{$token->[2]})) {
@@ -384,7 +386,7 @@ sub start_html {
 		  delete($token->[2]->{$key});
 		}
 	      }
-	      $token->[2]->{'onUnload'}=&Apache::lonxml::unloadevents().
+	      $token->[2]->{'onunload'}=&Apache::lonmenu::unloadevents().
 		                         ';'.$onUnload;
 
 	      $currentstring .= '<'.$token->[1];
@@ -398,7 +400,9 @@ sub start_html {
 		<input type="submit" name="editmode" value="Edit" />
 		</form>
 EDITBUTTON
-	      }
+              } else {
+		$currentstring.=&Apache::lonmenu::menubuttons(undef,$target,1);
+              }
        	    } elsif ($target eq 'tex') {
               $currentstring = '\begin{document}';  
 	    } 
@@ -1456,6 +1460,9 @@ sub start_table {
 		    my $shorthand = ($filled_columns+1)*4;
 		    $output =~ s/\$SpacePerColumn/$SpacePerColumn - $shorthand mm/g;
 		}	
+		if ($how_many_columns==1) {  #start of block with width correction for one column table
+		  $output=~s/^\s*\\parbox{([^}]*)}/\\parbox{\\textwidth - 1 cm}/;
+		}                            #end of block with width correction for one column table
 		$Apache::londefdef::table[-1]{'output'} .= $header_of_table.$output.$Apache::londefdef::table[-1]{'hinc'}.'\end{tabular}\vskip 0 mm ';
 		if ($#Apache::londefdef::table > 0) {
 		    $inmemory = $Apache::londefdef::table[-1]{'output'};
@@ -1509,7 +1516,7 @@ sub start_table {
             my $currentstring = '';
             if ($target eq 'web') {
               $currentstring = $token->[4];     
-    } elsif ($target eq 'tex') {
+	    } elsif ($target eq 'tex') {
 		my $what_to_push = substr(&Apache::lonxml::get_param('align',$parstack,$safeeval,undef,1),0,1);
 		if ($what_to_push eq '') {
 		    $what_to_push = substr($Apache::londefdef::table[-1]{'rows'}[0],0,1);;
@@ -1517,7 +1524,6 @@ sub start_table {
 		    push @{ $Apache::londefdef::table[-1]{'columns'} }, $what_to_push;
 		$Apache::londefdef::table[-1]{'counter_columns'}++;
 		&Apache::lonxml::startredirection();
-;
 	    } 
 	   return $currentstring;
 	}        
@@ -1593,10 +1599,21 @@ sub start_table {
 	    my $scaling = .3;
 
 	    if ($target eq 'web') {
-              $currentstring = $token->[4];
+              if ($ENV{'browser.imagesuppress'} ne 'on') {
+                 $currentstring = $token->[4];
+	      } else {
+		  my $alttag= &Apache::lonxml::get_param
+                               ('alt',$parstack,$safeeval,undef,1);
+                  unless ($alttag) {
+		    $alttag=&Apache::lonmeta::alttag
+                                   ($Apache::lonxml::pwd[-1],$src);
+                  }
+                  $currentstring='[IMAGE: '.$alttag.']';
+	      }
 	    } elsif ($target eq 'tex') {
-	      &image_replication($src);
-	      $src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src);
+ 	     $src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src);
+	     &image_replication($src);
+
               #if original gif/jpg/png file exist do following:
               if (-e $src) {          
                   #defines the default size of image
@@ -1686,7 +1703,16 @@ sub start_table {
                                         $token->[2]->{'archive'};
             my $currentstring = '';
             if ($target eq 'web') {
-              $currentstring = $token->[4];
+              if ($ENV{'browser.appletsuppress'} ne 'on') {
+                 $currentstring = $token->[4];
+	      } else {
+		  my $alttag=$token->[2]->{'alt'};
+                  unless ($alttag) {
+                     $alttag=&Apache::lonmeta::alttag($ENV{'REQUEST_URI'},
+                                                      $token->[2]->{'code'});
+                  }
+                  $currentstring='[APPLET: '.$alttag.']';
+	      }
 	    } elsif ($target eq 'tex') {
               $currentstring = " \\begin{figure} ";
 	    } 
@@ -1711,7 +1737,16 @@ sub start_embed {
 	$token->[2]->{'src'};
     my $currentstring = '';
     if ($target eq 'web') {
-	$currentstring = $token->[4];
+       if ($ENV{'browser.embedsuppress'} ne 'on') {
+          $currentstring = $token->[4];
+       } else {
+	  my $alttag=$token->[2]->{'alt'};
+          unless ($alttag) {
+             $alttag=&Apache::lonmeta::alttag($ENV{'REQUEST_URI'},
+                                              $token->[2]->{'src'});
+          }
+          $currentstring='[EMBED: '.$alttag.']';
+      }
     } elsif ($target eq 'tex') {
 	$currentstring = " \\begin{figure} ";  
     } 
@@ -1762,6 +1797,7 @@ sub start_allow {
     $Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=
 	$token->[2]->{'src'};
     my $src = &Apache::lonxml::get_param('src',$parstack,$safeeval,undef,1);
+    $src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src);
     &image_replication($src);
     my $result;
     if ($target eq 'edit') {
@@ -1788,7 +1824,7 @@ sub end_allow {
 	  if ($target eq 'web') { 
 	    if (!$Apache::lonxml::registered) {
 	      $currentstring.='<head>'.
-		  &Apache::lonxml::registerurl(undef,$target).'</head>';
+		  &Apache::lonmenu::registerurl(undef,$target).'</head>';
 	    }
 	    $currentstring .= $token->[4];
 	  }
@@ -2577,15 +2613,17 @@ sub end_allow {
 
 sub image_replication {
     my $src = shift;
-    if (not -e '/home/httpd/html'.$src) {
+    if (not -e $src) {
 	#replicates image itself
-	&Apache::lonnet::repcopy('/home/httpd/html'.$src);
+	&Apache::lonnet::repcopy($src);
 	#replicates eps or ps 
 	my $newsrc = $src;
-	$newsrc =~ s/\.(gif|jpg|png)$/.eps/;
-	if (not-e $newsrc && &Apache::lonnet::repcopy('/home/httpd/html'.$newsrc) ne 'OK') {
-	    $newsrc =~ s/\.ps$/\.eps/;
-	    &Apache::lonnet::repcopy('/home/httpd/html'.$newsrc);
+	$newsrc =~ s/\.(gif|jpg|jpeg|png)$/.eps/i;
+	if (not -e $newsrc) {
+           if (&Apache::lonnet::repcopy($newsrc) ne 'OK') {
+	       $newsrc =~ s/\.eps$/\.ps/;
+	       &Apache::lonnet::repcopy($newsrc);
+	   }
 	}
     }
     return '';