--- loncom/interface/lonprintout.pm	2002/09/12 18:28:45	1.64
+++ loncom/interface/lonprintout.pm	2003/02/14 21:43:35	1.116
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Printout
 #
-# $Id: lonprintout.pm,v 1.64 2002/09/12 18:28:45 sakharuk Exp $
+# $Id: lonprintout.pm,v 1.116 2003/02/14 21:43:35 sakharuk Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -48,12 +48,13 @@ use Apache::inputtags;
 use Apache::grades;
 use Apache::edit;
 use Apache::File();
+use Apache::lonnavmaps;
 use POSIX qw(strftime);
 use GDBM_File;
 
 
 my %hash;
-
+my $LaTeXwidth = 0;
 
 sub headerform {
     my $r = shift;
@@ -65,37 +66,41 @@ sub headerform {
 <body bgcolor="FFFFFF">
 <form method="post" enctype="multipart/form-data" action="/adm/printout" name="printform">
 ENDHEADER
-    if ($ENV{'request.role'}=~m/^cc\./ or $ENV{'request.role'}=~m/^in\./ or $ENV{'request.role'}=~m/^ta\./) { 
-    $r->print(<<ENDHEADER1);
+
+    if ($ENV{'form.postdata'}=~m|^/res/|) {
+	$r->print(<<ENDHEADER1);
 <b>Path to current document: </b><tt>$ENV{'form.postdata'}</tt><p>
 ENDHEADER1
-}
+    }
 }
 
 
 sub menu_for_output {
     my $r = shift;
     my ($title_for_single_resource,$title_for_sequence,$title_for_main_map) = &details_for_menu;
+    my $assignment = $title_for_sequence;
     if ($title_for_single_resource ne '') {$title_for_single_resource = '"'.$title_for_single_resource.'"';}
     if ($title_for_sequence ne '') {$title_for_sequence = '"'.$title_for_sequence.'"';}
     if ($title_for_main_map ne '') {$title_for_main_map = '"'.$title_for_main_map.'"';}
+    $ENV{'form.postdata'} =~ s|http://[^/]+||;
     my $subdir_to_print = $ENV{'form.postdata'};
     $subdir_to_print =~ m/\/([^\/]+)$/;
-    $subdir_to_print =~ s/$1//;
+    $subdir_to_print =~ s/\Q$1\E//;
     $r->print(<<ENDMENUOUT1);
 <h1>What do you want to print? Make a choice.</h1><br />
 <input type="hidden" name="phase" value="two">
 <input type="hidden" name="url" value="$ENV{'form.postdata'}">
+<input type="hidden" name="assignment" value="$assignment">
 <input type="radio" name="choice" value="Standard LaTeX output for current document" checked>  Current document <b>$title_for_single_resource</b>
-(you will print what you saw on the screen)<br />
+(prints what you just saw on the screen)<br />
 ENDMENUOUT1
-    if ((not $ENV{'request.role'}=~m/^au\./) and (not $ENV{'request.role'}=~m/^ca\./)) {
+    if ($ENV{'form.postdata'}=~/\/res\//) {
 	$r->print(<<ENDMENUOUT2);
-<input type="radio" name="choice" value="Standard LaTeX output for the primary sequence">  All problems from <b>$title_for_sequence</b><br />
-<input type="radio" name="choice" value="Standard LaTeX output for whole primary sequence">  All problems plus any html/xml files from <b>$title_for_sequence</b><br />
+<input type="radio" name="choice" value="Standard LaTeX output for the primary sequence">  Problem(s) from <b>$title_for_sequence</b><br />
+<input type="radio" name="choice" value="Standard LaTeX output for whole primary sequence">  Problem(s) plus page(s) or html/xml file(s) from <b>$title_for_sequence</b><br />
 ENDMENUOUT2
     }
-    if ($ENV{'request.role'}=~m/^cc\./ or $ENV{'request.role'}=~m/^in\./ or $ENV{'request.role'}=~m/^ta\./) { 
+    if (($ENV{'request.role'}=~m/^cc\./ or $ENV{'request.role'}=~m/^in\./ or $ENV{'request.role'}=~m/^ta\./) and ($ENV{'form.postdata'}=~/\/res\//)) { 
 	$r->print(<<ENDMENUOUT6);
 <input type="radio" name="choice" value="Standard LaTeX output for the top level sequence">  All problems in this course (<b>warning:</b> this may be time consuming) <br />
 <br />
@@ -104,7 +109,7 @@ ENDMENUOUT6
     }
       my $subdirtoprint = &Apache::lonnet::filelocation("",$ENV{'form.url'});
       $subdirtoprint =~ s/\/[^\/]+$//;
-      if (&Apache::lonnet::allowed('bre',$subdirtoprint) eq 'F') {
+      if ((&Apache::lonnet::allowed('bre',$subdirtoprint) eq 'F') and ($ENV{'form.postdata'}=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)/)) {
 	  $r->print(<<ENDMENUOUT4);
   <input type="radio" name="choice" value="Subdirectory print">  Problems from current subdirectory <b>$subdir_to_print</b><br />
 ENDMENUOUT4
@@ -139,6 +144,7 @@ ENDMENUOUT4
                                            </select> 
    </td>
  </tr>
+
 </table>
 </br> 
 <input type="submit" value="Submit your choice">
@@ -146,21 +152,101 @@ ENDMENUOUT5
 }
 
 
+sub sequence_content_menu {
+    my ($key_to,$r) = @_;
+    my $primary_sequence;
+    my $symbolic = &Apache::lonnet::symbread($ENV{'form.url'});
+    my @sequence = split('___',$symbolic);
+    if ($sequence[0]=~/^uploaded/) {$primary_sequence = '/'.$sequence[0];} 
+      else {$primary_sequence = '/res/'.$sequence[0];} 
+    my @master_seq = &coming_from_hash($primary_sequence);
+    my @titles_master_seq = (); 
+    for (my $i=0;$i<=$#master_seq;$i++) {
+	my ($path,$title,$symb) = split /&&/,$master_seq[$i];
+	$master_seq[$i] = $path.'&&'.$symb;
+        push @titles_master_seq,  $title;
+    }
+    my @master_seq_view = @master_seq;
+    if ($ENV{'user.adv'}) {
+      for (my $i=0;$i<=$#master_seq_view;$i++) {
+	 $master_seq_view[$i]=~/___\d+___(.+)$/;
+	 $master_seq_view[$i]='/'.$1;
+      }
+    } else {
+      for (my $i=0;$i<=$#master_seq_view;$i++) {
+         $master_seq_view[$i]=' ';
+      }
+    }
+    $r->print(<<ENDMENUOUT1);
+<input type="hidden" name="url" value="$ENV{'form.url'}">
+<input type="hidden" name="choice" value="$ENV{'form.choice'}">
+<input type="hidden" name="layout" value="$ENV{'form.layout'}">
+<input type="hidden" name="papersize" value="$ENV{'form.papersize'}">
+<input type="hidden" name="assignment" value="$ENV{'form.assignment'}">
+<input type="hidden" name="numberofcolumns" value="$ENV{'form.numberofcolumns'}">
+<h1>Mark item(s) which you want to print</h1>
+<script>
+    function checkall() {
+	for (i=0; i<document.forms.printform.elements.length; i++) {
+            if (document.forms.printform.elements[i].name.indexOf('whatfile')==0) {
+	      document.forms.printform.elements[i].checked=true;
+            }
+        }
+    }
+    function uncheckall() {
+	for (i=0; i<document.forms.printform.elements.length; i++) {
+            if 
+          (document.forms.printform.elements[i].name.indexOf('whatfile')==0) {
+	      document.forms.printform.elements[i].checked=false;
+            }
+        }
+    }
+</script>
+<b>DDD=$#titles_master_seq</b> $titles_master_seq[0]<br />
+<input type=button onClick="checkall()" value="Check All">&nbsp;
+<input type=button onClick="uncheckall()" value="Uncheck">&nbsp;
+<input type="submit" value="Submit">
+<p>
+ENDMENUOUT1
+    my $inc=0; 
+    for (my $i=0;$i<=$#master_seq_view;$i++) {
+      if ($key_to==1 && $master_seq[$i]=~/\.(problem|exam|quiz|assess|survey|form|library)$/) {
+	$r->print('<br /><input type=checkbox name="whatfile'.$inc.'" value="'.$master_seq[$i].'"> '."\n".'<b>'.
+                  $titles_master_seq[$i].'</b>&nbsp;&nbsp;&nbsp;<small>'.$master_seq_view[$i].'</small>');
+        $inc++;
+    } elsif ($key_to==0 && $master_seq[$i]=~/\.(problem|exam|quiz|assess|survey|form|library|xml|htm|html|page)$/) {
+	$r->print('<br /><input type=checkbox name="whatfile'.$inc.'" value="'.$master_seq[$i].'"> '."\n".'<b>'.
+                  $titles_master_seq[$i].'</b>&nbsp;&nbsp;&nbsp;<small>'.$master_seq_view[$i].'</small>');
+        $inc++;
+      }
+    }
+    $r->print(<<ENDMENUOUT2);
+<br /><br />
+<input type="hidden" name="numberoffiles" value="$inc">
+<input type="hidden" name="phase" value="three">
+<input type=button onClick="checkall()" value="Check All">&nbsp;
+<input type=button onClick="uncheckall()" value="Uncheck">&nbsp;
+<input type="submit" value="Submit">
+ENDMENUOUT2
+
+}
+
+
 sub problem_choice_menu {
     my $r = shift;
     my $subdirtoprint = &Apache::lonnet::filelocation("",$ENV{'form.url'});
     $subdirtoprint =~ s/\/[^\/]+$//;
     my @list_of_files = ();
-    if ($ENV{'request.role'}=~m/^au\./ or $ENV{'request.role'}=~m/^ca\./) {
-	$subdirtoprint =~ s/^[^~]*~(\w+)\//\/home\/$1\/public_html\//;
-    } else {
-	$subdirtoprint =~ s/.*(\/res\/)/$1/;
-    }
     my @content_directory = ();
-    if ($ENV{'request.role'}=~m/^au\./ or $ENV{'request.role'}=~m/^ca\./) {
-	@content_directory = &Apache::lonnet::dirlist($subdirtoprint,$ENV{'user.domain'}, $ENV{'user.name'},'');
+    if ($subdirtoprint =~ m|/home/([^/]+)/public_html|) {
+	#localmachine CSTR space
+	my $user=$1;
+	my $domain=$Apache::lonnet::perlvar{'lonDefDomain'};
+	@content_directory = &Apache::lonnet::dirlist($subdirtoprint,
+						      $domain, $user,'');
     } else {
-	@content_directory = &Apache::lonnet::dirlist($subdirtoprint);
+        #local library server res space (allows to print only from the own library server)
+	@content_directory = &Apache::lonnet::dirlist($subdirtoprint,$ENV{'user.domain'}, $ENV{'user.name'},'');
     }
     for (my $iy=0;$iy<=$#content_directory;$iy++) {
 	my @tempo_array = split(/&/,$content_directory[$iy]);
@@ -199,19 +285,23 @@ sub problem_choice_menu {
     }
 </script>
 <input type=button onClick="checkall()" value="Check All">&nbsp;
-<input type=button onClick="uncheckall()" value="Uncheck">
+<input type=button onClick="uncheckall()" value="Uncheck">&nbsp;
+<input type="submit" value="Submit">
 <p>
 ENDMENUOUT1
-    my $i;
-    foreach my $file (@list_of_files) {
+    my $i=0;
+    foreach my $file (sort @list_of_files) {
 	$r->print('<br /><input type=checkbox name="whattoprint'.$i.'" value="'.$file.'"> '.
                   $file);
 	$i++;
     }
     $r->print(<<ENDMENUOUT2);
-<br />
+<br /><br />
+<input type="hidden" name="papersize" value="$ENV{'form.papersize'}">
 <input type="hidden" name="numberofproblems" value="$i">
 <input type="hidden" name="phase" value="three">
+<input type=button onClick="checkall()" value="Check All">&nbsp;
+<input type=button onClick="uncheckall()" value="Uncheck">&nbsp;
 <input type="submit" value="Submit">
 ENDMENUOUT2
 }
@@ -224,7 +314,8 @@ sub additional_class_menu {
 <input type="hidden" name="choice" value="$ENV{'form.choice'}">
 <input type="hidden" name="layout" value="$ENV{'form.layout'}">
 <input type="hidden" name="numberofcolumns" value="$ENV{'form.numberofcolumns'}">
-<h1>Mark students which assignments you want to print</h1>
+<input type="hidden" name="assignment" value="$ENV{'form.assignment'}">
+<h1>Select student(s) whose assignment you want to print</h1>
 ENDMENUOUT1
     my %courselist=&Apache::lonnet::dump(
                    'classlist',
@@ -262,7 +353,7 @@ ENDMENUOUT1
     }
 </script>
 <input type=button onClick="checkall()" value="Check All">&nbsp;
-<input type=button onClick="checksec()" value="Check Section/Group">
+<input type=button onClick="checksec()" value="Type Section/Group then click">
 <input type=text size=5 name=chksec>&nbsp;
 <input type=button onClick="uncheckall()" value="Uncheck">
 <p>
@@ -290,7 +381,13 @@ ENDDISHEADER
         } 
     }
     $r->print(<<ENDMENUOUT2);
-<br />
+<br />Number of blank pages to add: <select name="addedpages"><option selected>0</option>
+                                                              <option>1</option>
+                                                              <option>2</option>
+                                                              <option>3</option>
+                                    </select>
+<br /> 
+<input type="hidden" name="papersize" value="$ENV{'form.papersize'}">
 <input type="hidden" name="numberofstudents" value="$i">
 <input type="hidden" name="phase" value="three">
 <input type="submit" value="Submit">
@@ -307,15 +404,22 @@ sub additional_print_menu {
     for (my $i=0; $i<$ENV{'form.numberofproblems'};$i++) {
 	$what_to_print .= '<input type="hidden" name="whattoprint'.$i.'" value="'.$ENV{'form.whattoprint'.$i}.'">';
     }
+    for (my $i=0; $i<$ENV{'form.numberoffiles'};$i++) {
+	$what_to_print .= '<input type="hidden" name="whatfile'.$i.'" value="'.$ENV{'form.whatfile'.$i}.'">';
+    }
     $r->print(<<ENDMENUOUT);
     $what_to_print
 <input type="hidden" name="url" value="$ENV{'form.url'}">
 <input type="hidden" name="choice" value="$ENV{'form.choice'}">
 <input type="hidden" name="layout" value="$ENV{'form.layout'}">
+<input type="hidden" name="papersize" value="$ENV{'form.papersize'}">
 <input type="hidden" name="numberofstudents" value="$ENV{'form.numberofstudents'}">
 <input type="hidden" name="numberofproblems" value="$ENV{'form.numberofproblems'}">
+<input type="hidden" name="numberoffiles" value="$ENV{'form.numberoffiles'}">
 <input type="hidden" name="numberofcolumns" value="$ENV{'form.numberofcolumns'}">
-Define page layout parameters: <br />
+<input type="hidden" name="assignment" value="$ENV{'form.assignment'}">
+<input type="hidden" name="addedpages" value="$ENV{'form.addedpages'}">
+Define one column layout parameters: <br />
 <b>Width</b>: <input type="text" name="width" width="8" value="9cm"> <br />
 <b>Height</b>: <input type="text" name="height" width="8" value="25.9cm"> <br />
 <b>Left margin</b>: <input type="text" name="leftmargin" width="8" value="-0.57in"> <br />
@@ -341,84 +445,148 @@ ENDPART
 
     my $choice = $ENV{'form.choice'};
     my $layout = $ENV{'form.layout'};
-    my $numberofcolumns = $ENV{'form.numberofcolumns'};               
+    my $numberofcolumns = $ENV{'form.numberofcolumns'};  
+    my $papersize = $ENV{'form.papersize'};          
     my $laystyle = 'book';
+    my $assignment =  $ENV{'form.assignment'};
+    if ($choice eq 'Subdirectory print') {
+	if ($ENV{'form.layout'} eq '') {$layout = 'CAPA';}
+	if ($ENV{'form.papersize'} eq '') {$papersize = 'Letter [8 1/2x11 in]';}
+	if ($ENV{'form.numberofcolumns'} eq '') {$numberofcolumns = 2;}
+    }
+    if (($choice eq 'Standard LaTeX output for current document') &&
+	($ENV{'form.url'}=~m|^/~|)) {
+	if ($ENV{'form.layout'} eq '') {$layout = 'CAPA';}
+	if ($ENV{'form.papersize'} eq '') {$papersize = 'Letter [8 1/2x11 in]';}
+	if ($ENV{'form.numberofcolumns'} eq '') {$numberofcolumns = 2;}
+    }
     my $result = '';
-    my $number_of_columns = 1;
+    my $number_of_columns = 1; #used only for pages to determine the width of the cell
     my $selectionmade = '';
- 
+    my ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$layout,$numberofcolumns);
+    if ($numberofcolumns == 1) {
+	$textwidth=$ENV{'form.width'};
+	$textheight=$ENV{'form.height'};
+    }
+    my $LaTeXwidth; 
+    if ($textwidth=~/(\d+\s*cm)/) {
+	$LaTeXwidth = $1*10;
+    } elsif ($textwidth=~/(\d+\s*mm)/) {
+	$LaTeXwidth = $1;
+    }
     if ($choice eq 'Standard LaTeX output for current document') {
-      #-- single document - problem, page, html, xml  
+      #-- single document - problem, page, html, xml, ...  
       $selectionmade = 1;
-      my %moreenv;
-      $moreenv{'form.grade_target'}='tex';
-      if ($ENV{'request.role'}=~m/^au\./ or $ENV{'request.role'}=~m/^ca\./) {
+      if ($ENV{'form.url'}=~/\.(problem|exam|quiz|assess|survey|form|library|page|xml|html|htm|xhtml|xhtm)$/) {
+        my %moreenv;
+        $moreenv{'form.grade_target'}='tex';
+        if (&Apache::lonnet::allowed('bre',$ENV{'form.url'})) {
 	  $ENV{'form.url'}=~s/http:\/\/[^\/]+//;
-      }
-      $moreenv{'request.filename'}=$ENV{'form.url'};
-      &Apache::lonnet::appenv(%moreenv);
-      my $texversion=&Apache::lonnet::ssi($ENV{'form.url'});
-      &Apache::lonnet::delenv('form.grade_target');
-      $result .= $texversion;
-      $result = &additional_cleanup($result);
-      if ($ENV{'form.url'}=~m/\.page\s*$/) {
+        }
+        $moreenv{'request.filename'}=$ENV{'form.url'};
+        $moreenv{'form.textwidth'}=$LaTeXwidth;
+        &Apache::lonnet::appenv(%moreenv);
+        my $texversion=&Apache::lonnet::ssi($ENV{'form.url'});
+        &Apache::lonnet::delenv('form.grade_target','form.textwidth','form.counter');
+        $result .= $texversion;
+        if ($ENV{'form.url'}=~m/\.page\s*$/) {
 	  ($result,$number_of_columns) = &page_cleanup($result);
+        }
+      } else {
+	  $result='\documentclass[letterpaper]{article}\usepackage{calc}\begin{document}Printout of this type of document is currently not supported: ';
+	  if ($ENV{'form.url'}=~/\/(aboutme|syllabus|bulletinboard|smppg)$/) {
+	      $result.=$1;
+	  } else {
+	      $result.=$ENV{'form.url'};
+	  }
+	  $result.=' \end{document}'
       }
     } elsif ($choice eq 'Standard LaTeX output for the primary sequence' or 
              $choice eq 'Standard LaTeX output for whole primary sequence') {
       #-- minimal sequence to which the current document belongs
         #-- where is the primary sequence containing file?
-	my $symbolic = &Apache::lonnet::symbread($ENV{'form.url'});
-	$symbolic =~ m/([^_]+)_/;
-	my $primary_sequence = '/res/'.$1;
-	my @master_seq = &coming_from_hash($primary_sequence); 
+        my @master_seq = ();
+	for (my $i=0; $i<$ENV{'form.numberoffiles'};$i++) {
+	    if ($ENV{'form.whatfile'.$i}=~/\S/) {
+		push @master_seq,$ENV{'form.whatfile'.$i};
+	    }
+	}
         #-- produce an output string
+	my $flag_latex_header_remove = 'NO';
+	my $flag_page_in_sequence = 'NO';
 	for (my $i=0;$i<=$#master_seq;$i++) {
-            my $urlp = $master_seq[$i];		
+           my ($urlp,$symb) = split /&&/, $master_seq[$i];
 	    if ($choice eq 'Standard LaTeX output for the primary sequence') {
-		$selectionmade = 2;
- 		if ($urlp =~ m/\.(problem|exam|quiz|assess|survey|form|library)/) {
-		    my %moreenv;
-		    $moreenv{'form.grade_target'}='tex';
-		    &Apache::lonnet::appenv(%moreenv);
-		    my $texversion=&Apache::lonnet::ssi($urlp);
-		    &Apache::lonnet::delenv('form.grade_target');
-		    $result .= $texversion;        
-		}
-	    } elsif ($urlp =~ /\S+/) {
-		$selectionmade = 3;
-		my %moreenv;
-		$moreenv{'form.grade_target'}='tex';
-		&Apache::lonnet::appenv(%moreenv);
-		my $texversion=&Apache::lonnet::ssi($urlp);
-		&Apache::lonnet::delenv('form.grade_target');
-		$result .= $texversion;    
+              $selectionmade = 2;
+	    } elsif ($choice eq 'Standard LaTeX output for whole primary sequence') {
+              $selectionmade = 3;
 	    }
-	}	
-	$result = &additional_cleanup($result);
+	   my %moreenv;
+	   $moreenv{'form.grade_target'}='tex';
+	   $moreenv{'form.textwidth'}=$LaTeXwidth;
+	   &Apache::lonnet::appenv(%moreenv);
+	   #&Apache::lonnet::logthis("Trying to get $urlp with symb $symb");
+	   my $texversion=&Apache::lonnet::ssi($urlp,('symb'=>$symb));
+	   &Apache::lonnet::delenv('form.grade_target','form.textwidth');
+	   if ($urlp =~ m/\.page/) {
+	     ($texversion,my $number_of_columns_page) = &page_cleanup($texversion);
+	     if ($number_of_columns_page > $number_of_columns) {$number_of_columns=$number_of_columns_page;} 
+	     $texversion =~ s/\\end{document}\d*/\\end{document}/;
+	     $flag_page_in_sequence = 'YES';
+	   } 
+	   if ($flag_latex_header_remove ne 'NO') {
+	     $texversion = &latex_header_footer_remove($texversion);
+	   } else {
+	     $texversion =~ s/\\end{document}//;
+	   }
+	   $result .= $texversion;         
+	   $flag_latex_header_remove = 'YES';   
+	}
+	&Apache::lonnet::delenv('form.counter');
+	if ($flag_page_in_sequence eq 'YES') {$result =~ s/\\usepackage{calc}/\\usepackage{calc}\\usepackage{longtable}/;}	
+	$result .= '\end{document}';
     }  elsif ($choice eq 'Standard LaTeX output for the top level sequence') {
         # where is the main sequence of the course?
 	$selectionmade = 4;
-	my $main_seq = '/res/'.$ENV{'request.course.uri'};
-	my @file_seq = &coming_from_hash($main_seq); 
+	my $main_seq;
+	if ($ENV{'request.course.uri'}=~/\/?uploaded\//) {
+	    $main_seq = $ENV{'request.course.uri'};
+	} else {
+	    $main_seq = '/res/'.$ENV{'request.course.uri'};
+	}
+	my @file_seq = &coming_from_hash($main_seq);
+	for (my $i=0;$i<=$#file_seq;$i++) {
+	    my ($path,$title,$symb) = split /&&/,$file_seq[$i];
+	    $file_seq[$i] = $path.'&&'.$symb;
+	}
+	my $flag_latex_header_remove = 'NO';
         #-- produce an output string
 	for (my $i=0;$i<=$#file_seq;$i++) {
-            my $urlp = $file_seq[$i];
-	    $urlp=~s/\/home\/httpd\/html//;	    
-            if ($urlp=~m/\.(problem|exam|quiz|assess|survey|form|library)/) {
+	   if (not $file_seq[$i]=~/^&&/) {
+	     my ($urlp,$symb) = split /&&/, $file_seq[$i];
+	     $urlp=~s/\/home\/httpd\/html//;	    
+	     if ($urlp=~m/\.(problem|exam|quiz|assess|survey|form|library)/) {
 		my %moreenv;
 		$moreenv{'form.grade_target'}='tex';
+		$moreenv{'form.textwidth'}=$LaTeXwidth;
 		&Apache::lonnet::appenv(%moreenv);
-		my $texversion=&Apache::lonnet::ssi($urlp);
-		&Apache::lonnet::delenv('form.grade_target');
-		$result .= $texversion;        
-	    }
+		my $texversion=&Apache::lonnet::ssi($urlp,('symb'=>$symb));
+		&Apache::lonnet::delenv('form.grade_target','form.textwidth');		    
+		if ($flag_latex_header_remove ne 'NO') {
+		    $texversion = &latex_header_footer_remove($texversion);
+		} else {
+		    $texversion =~ s/\\end{document}//;
+		}
+		$result .= $texversion;  
+		$flag_latex_header_remove = 'YES';
+	     }		
+	   }
 	}	    
-	$result = &additional_cleanup($result);
+	$result .= '\end{document}';
     } elsif ($choice eq 'All class print') { 
     #-- prints assignments for whole class or for selected students  
 	$selectionmade = 5;
-        my (@students,@st_output) = ((),());
+        my @students = ();
 	for (my $i=0; $i<$ENV{'form.numberofstudents'};$i++) {
 	    if ($ENV{'form.whomtoprint'.$i}=~/:/) {
 		push @students,$ENV{'form.whomtoprint'.$i};
@@ -426,32 +594,55 @@ ENDPART
 	}
 	#where is the primary sequence containing current resource (the same for all students)?
 	my $symbolic = &Apache::lonnet::symbread($ENV{'form.url'});
-	$symbolic =~ m/([^_]+)_/;
-	my $primary_sequence = '/res/'.$1;
+	my @sequence = split('___',$symbolic);
+	my $primary_sequence;
+	if ($sequence[0]=~/^uploaded/) {$primary_sequence = '/'.$sequence[0];} 
+          else {$primary_sequence = '/res/'.$sequence[0];}  	
 	my @master_seq = &coming_from_hash($primary_sequence); 
-       #loop over students
+	for (my $i=0;$i<=$#master_seq;$i++) {
+	    my ($path,$title,$symb) = split /&&/,$master_seq[$i];
+	    $master_seq[$i] = $path.'&&'.$symb;
+	}
+        #loop over students
+	my $flag_latex_header_remove = 'NO'; 
+	my %moreenv;
+	$moreenv{'form.textwidth'}=$LaTeXwidth;
+	&Apache::lonnet::appenv(%moreenv);
 	foreach my $person (@students) {
 	    my $current_output = ''; 
 	    my ($usersection,$username,$userdomain) = split /:/,$person;
 	    my $fullname = &Apache::grades::get_fullname($username,$userdomain);
-            #goes through all resources, checks if they are available for current student, and produces output 
-	    foreach my $curres (@master_seq)  {
-		$curres =~ s/^"//;
-		$curres =~ s/"$//;
-                if ($curres=~/\w+/) {
-		    my $symb = &Apache::lonnet::symbread($curres);
+            #goes through all resources, checks if they are available for current student, and produces output   
+	    foreach my $curresline (@master_seq)  {
+		my ($curres,$symb) = split /&&/, $curresline;
+                if ($curres=~ m/\.(problem|exam|quiz|assess|survey|form|library)/) {
 		    my ($map,$id,$res_url) = split(/___/,$symb);
 		    if (&Apache::lonnet::allowed('bre',$res_url)) {
 			my $rendered = &Apache::loncommon::get_student_view($symb,$username,$userdomain,
                                                                         $ENV{'request.course.id'},'tex');
+			if ($flag_latex_header_remove eq 'YES') {
+			    $rendered = &latex_header_footer_remove($rendered);
+			} else {
+			    $rendered =~ s/\\end{document}//;
+			}
 			$current_output .= $rendered;
 		    }
+		    $flag_latex_header_remove = 'YES';
 		}
 	    }
-	    $current_output =~ s/\\begin{document}/\\begin{document}\\noindent\\parbox{\\minipagewidth}{\\noindent\\fbox{\\textbf{$fullname}}\\hskip 1\.4in } \\vskip 5 mm /;
+	    if ($current_output=~/\\documentclass/) {
+		my $courseidinfo = $ENV{'course.'.$ENV{'request.course.id'}.'.description'};
+		$current_output =~ s/\\begin{document}/\\setlength{\\topmargin}{1cm}\\usepackage{fancyhdr}\\pagestyle{fancy}\\rhead{}\\chead{}\\lhead{$courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}} \\begin{document}\\noindent\\textit{\\textbf{$fullname}}\\vskip 3 mm /;
+	    } else {
+		my $blanspages = '';
+		for (my $j=0;$j<$ENV{'form.addedpages'};$j++) {$blanspages.='\clearpage\strut\clearpage';}
+		$current_output = '\strut\\newline\\noindent\\makebox[\\textwidth/$number_of_columns][b]{\\hrulefill}\\newline\\noindent{\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License } \\vskip 3mm'.$blanspages.'\setcounter{page}{1}\noindent\parbox{\minipagewidth}{\noindent\textit{\textbf{'.$fullname.'}}\hskip 1.4in } \vskip 5 mm '.$current_output;
+	    }
 	    $result .= $current_output;
+	    &Apache::lonnet::delenv('form.counter');
 	}
-	$result = &additional_cleanup($result);
+	$result .= '\end{document}';
+	&Apache::lonnet::delenv('form.textwidth');
     } elsif ($choice eq 'Subdirectory print') {      
     #prints selected problems from the subdirectory 
 	$selectionmade = 6;
@@ -460,53 +651,59 @@ ENDPART
 	    if ($ENV{'form.whattoprint'.$i}=~/^\//) {
 		push @list_of_files,$ENV{'form.whattoprint'.$i};
 	    }
-	}
+	}	
+	my $flag_latex_header_remove = 'NO';  
 	for (my $i=0;$i<=$#list_of_files;$i++) {
 	    my $urlp = $list_of_files[$i];
 	    if ($urlp=~/\//) {
 		my %moreenv;
 		$moreenv{'form.grade_target'}='tex';
+		$moreenv{'form.textwidth'}=$LaTeXwidth;
 		&Apache::lonnet::appenv(%moreenv);
-		if ($ENV{'request.role'}=~m/^au\./ or $ENV{'request.role'}=~m/^ca\./) { 
-		    $urlp =~ s/\/home\/([^\/]*)\/public_html/\/~$1/; 
+		if ($urlp =~ m|/home/([^/]+)/public_html|) {
+		    $urlp =~ s|/home/([^/]*)/public_html|/~$1|;
+		} else {
+		    $urlp =~ s|^/home/httpd/html||;
 		}
 		my $texversion=&Apache::lonnet::ssi($urlp);
-		&Apache::lonnet::delenv('form.grade_target');
-		$texversion =~ s/(\\begin{document})/$1 {\\tiny\\begin{verbatim}$urlp\\end{verbatim}}/;
+		&Apache::lonnet::delenv('form.grade_target','form.textwidth');
+                #this chunck is responsible for printing the path to problem
+		my $newurlp = '';
+		my $HowMany = length($urlp)*2;
+		if ($HowMany > $LaTeXwidth) {
+		    my @temporrary = split '/',$urlp;
+		    my $HowManyNew = 0;
+		    for (my $ii=0;$ii<=$#temporrary;$ii++) {
+			if ($temporrary[$ii] ne '') {
+			    $HowManyNew += length($temporrary[$ii])*2;
+			    if ($HowManyNew < $LaTeXwidth ) {
+				$newurlp .=  '/'.$temporrary[$ii];
+			    } else {
+				$HowManyNew = 0;
+				$newurlp .=  '|\vskip -1 mm \noindent \verb|';
+				$ii--;
+			    }
+			}
+		    }
+		}
+		$texversion =~ s/(\\begin{minipage}{\\textwidth})/$1 {\\small\\noindent\\verb|$newurlp\|\\vskip 0 mm}/;
+		if ($flag_latex_header_remove ne 'NO') {
+		    $texversion = &latex_header_footer_remove($texversion);
+		} else {
+		    $texversion =~ s/\\end{document}//;
+		}
 		$result .= $texversion;
-	    }   
+	    }
+	    $flag_latex_header_remove = 'YES';  
 	}
-	$result = &additional_cleanup($result);       	
+	$result .= '\end{document}';      	
     }
-#-- corrections for the different page formats
-    if ($layout eq 'CBI' and $numberofcolumns eq '1') {
-	$result =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{-40pt}\\setlength{\\evensidemargin}{-60pt}\\setlength{\\topmargin}{200pt}\\setlength{\\textwidth}{4\.4in}\\setlength{\\textheight}{6\.8in}\\setlength{\\parindent}{20pt}\\setlength{\\marginparwidth}{90pt}\\setlength{\\textfloatsep}{8pt plus 2\.0pt minus 4\.0pt} \\begin{document}/;
-	$result =~ s/\$number_of_columns/$number_of_columns/g;
-        $laystyle = 'album';
-    } elsif ($layout eq 'CBI' and $numberofcolumns eq '2') {
-	$result =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{-40pt}\\setlength{\\evensidemargin}{-60pt}\\setlength{\\topmargin}{200pt}\\setlength{\\textwidth}{4\.4in}\\setlength{\\textheight}{6\.8in}\\setlength{\\parindent}{20pt}\\setlength{\\marginparwidth}{90pt}\\setlength{\\textfloatsep}{8pt plus 2\.0pt minus 4\.0pt} \\begin{document}/;
-	$result =~ s/\$number_of_columns/$number_of_columns/g;
+#-------------------------------------------------------- corrections for the different page formats
+    $result = &page_format_transformation($papersize,$layout,$numberofcolumns,$choice,$result,$assignment);
+    if ($layout eq 'CBI') {
         $laystyle = 'album';
-    } elsif ($layout eq 'CAPA') {
-        my $courseidinfo = $ENV{'request.role'};
-        $_ = $courseidinfo;
-        m/.*\/(.*)/;
-        $courseidinfo = $ENV{'course.physnet_'.$1.'.description'};
-	$result =~ s/\\documentclass\[letterpaper\]{article}/\\documentclass{article}/;
-	if ($choice ne 'All class print') { 
-	    $result =~ s/\\begin{document}/\\textheight 25\.9cm\\oddsidemargin = -0\.57in\\evensidemargin = -0\.57in\\textwidth= 9cm\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\begin{document}\\voffset=-1\.8cm\\setcounter{page}{1}\\parbox{\\minipagewidth}{\\noindent\\fbox{\\textbf{$ENV{'environment.firstname'} $ENV{'environment.lastname'}}}\\hskip 1\.4in $courseidinfo} \\vskip 5 mm /;
-        } else {	
-	    $result =~ s/\\begin{document}/\\textheight 25\.9cm\\oddsidemargin = -0\.57in\\evensidemargin = -0\.57in\\textwidth= 9cm\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\begin{document}\\voffset=-1\.8cm\\setcounter{page}{1}  \\vskip 5 mm /;
-	}
-	$result =~ s/\\includegraphics{/\\includegraphics\[width=9\.0 cm\]{/g;
-#	$result =~ s/\\includegraphics{/\\includegraphics\[width=\\textwidth\]{/g;
-#	$result =~ s/(\\end{document})/\\newline\\noindent\\makebox\[9.0cm\]\[b\]{\\hrulefill}\\newline\\noindent\\tiny Dept\. of Physics and Astronomy, MSU\\makebox\[1.5cm\]\[b\]{\\hfill}LON-CAPA\\copyright MSU GNU\/GPL $1/;
-	$result =~ s/(\\end{document})/\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill}\\newline\\noindent\\tiny \\makebox\[1.5cm\]\[b\]{\\hfill}LON-CAPA\\copyright Michigan State University Board of Trustees $1/;
-#        $result =~ s/(\\end{longtable}\s*)(\\newline\\noindent\\makebox\[9\.0cm\]\[b\]{\\hrulefill})/$2$1/g;
-        $result =~ s/(\\end{longtable}\s*)(\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
-        $result =~ s/(\\end{longtable}\s*)\\newline/$1/g;
-	$result =~ s/\$number_of_columns/$number_of_columns/g;
     }
+    $result = &latex_corrections($number_of_columns,$result);
     #changes page's parameters for the one column output 
     if ($ENV{'form.numberofcolumns'} == 1) {
 	$result =~ s/\\textwidth= 9cm/\\textwidth= $ENV{'form.width'}/;
@@ -514,27 +711,6 @@ ENDPART
 	$result =~ s/\\evensidemargin = -0\.57in/\\evensidemargin= $ENV{'form.leftmargin'}/;
 	$result =~ s/\\oddsidemargin = -0\.57in/\\oddsidemargin= $ENV{'form.leftmargin'}/;
     }
-#-- LaTeX corrections     
-    my $first_comment = index($result,'<!--',0);
-    while ($first_comment != -1) {
-	my $end_comment = index($result,'-->',$first_comment);
-	substr($result,$first_comment,$end_comment-$first_comment+3) = '';
-	$first_comment = index($result,'<!--',$first_comment);
-    }
-    $result =~ s/^\s+$//gm; #remove empty lines
-    $result =~ s/(\s)+/$1/g; #removes more than one empty space
-    $result =~ s/\\\\\s*\\vskip/\\vskip/gm;
-    $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
-    $result =~ s/{\\par }\s*\\\\/\\\\/gm;
-	$result =~ s/\\\\\s+\[/ \[/g;
-    $result =~ s/&#952;/\$\\theta\$/g; #converts theta from html into tex
-    $result =~ s/\b__+\b/\\makebox\[1 cm\]\[b\]{\\hrulefill}/g;
-    #conversion of html characters to LaTeX equivalents
-    if ($result =~ m/&(\w+|#\d+);/) {
-	$result = &character_chart($result);
-    }
-    $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;
-    $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;
 #-- writing .tex file in prtspool 
     my $temp_file;
     my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout_".time."_".rand(10000000).".tex";
@@ -555,373 +731,396 @@ sub coming_from_hash {
 
     my $mainsequence = shift;
     my @resourcelist = ();
+    my $mapid = $hash{'map_pc_'.$mainsequence};
     my $mapstart = $hash{'map_start_'.$mainsequence};
     my $mapfinish = $hash{'map_finish_'.$mainsequence};
     my $current_resource = $mapstart;
     while ($current_resource ne $mapfinish) {
-	if (not $hash{'src_'.$current_resource}=~/\.sequence$/) {
-	    push @resourcelist,$hash{'src_'.$current_resource};
+	if ($hash{'src_'.$current_resource}=~/\.sequence$/) {
+	    push @resourcelist,&coming_from_hash($hash{'src_'.$current_resource});
 	} else {
+	    my $presymb; 
+	    if ($mainsequence =~ /\/res\/(.*)$/) {$presymb = $1;} 
+              elsif ($mainsequence =~ /\/?(uploaded\/(.*))$/) {$presymb = $1;} 
+	    my $rid = $current_resource;
+	    if ($rid=~/,/) {
+		my @rid = split /,/, $rid;
+		foreach my $rid_element (@rid) {
+		    if ($rid_element =~ m/^$mapid\.(\d*)/) {
+			$rid = $1; 
+			last;
+		    }
+		}
+	    } else {
+	        $rid =~ m/^$mapid\.(\d*)/;
+                $rid = $1;  
+	    }
+	    $hash{'src_'.$current_resource} =~ m/\/res\/(.*)$/;
+	    my $symb = $presymb.'___'.$rid.'___'.$1;	    
+	    push @resourcelist,$hash{'src_'.$current_resource}.'&&'.$hash{'title_'.$current_resource}.'&&'.$symb;
+	}
+	$current_resource = $hash{'goesto_'.$hash{'to_'.$current_resource}};
+    } 
+    #needs if final resource in the map (type="finish") contains something
+	if ($hash{'src_'.$current_resource}=~/\.sequence$/) {
 	    push @resourcelist,&coming_from_hash($hash{'src_'.$current_resource});
+	} else {
+	    my $presymb; 
+	    if ($mainsequence =~ /\/res\/(.*)$/) {$presymb = $1;} 
+              elsif ($mainsequence =~ /\/?(uploaded\/(.*))$/) {$presymb = $1;} 
+	    my $rid = $current_resource;
+	    if ($rid=~/,/) {
+		my @rid = split /,/, $rid;
+		foreach my $rid_element (@rid) {
+		    if ($rid_element =~ m/^$mapid\.(\d*)/) {
+			$rid = $1; 
+			last;
+		    }
+		}
+	    } else {
+	        $rid =~ m/^$mapid\.(\d*)/;
+                $rid = $1;  
+	    }
+	    $hash{'src_'.$current_resource} =~ m/\/res\/(.*)$/;
+	    my $symb = $presymb.'___'.$rid.'___'.$1;	    
+	    push @resourcelist,$hash{'src_'.$current_resource}.'&&'.$hash{'title_'.$current_resource}.'&&'.$symb;
 	}
 	$current_resource = $hash{'goesto_'.$hash{'to_'.$current_resource}};
-    }
     return @resourcelist;
 }
 
 
+sub latex_header_footer_remove {
+    my $text = shift;
+    $text =~ s/\\end{document}//;
+    $text =~ s/\\documentclass([^&]*)\\begin{document}//;
+    return $text;
+}
+
+
 sub character_chart {
     my $result = shift;	
-    $result =~ s/&#0?0?7;//g;
-    $result =~ s/&#0?0?9;//g;
-    $result =~ s/&#0?10;//g;
-    $result =~ s/&#0?13;//g;
-    $result =~ s/&#0?32;/ /g;
-    $result =~ s/&#0?33;/!/g;
-    $result =~ s/&#0?34;/"/g;
-    $result =~ s/&quot;/"/g; 
-    $result =~ s/&#0?35;/\\#/g;
-#    $result =~ s/&#0?36;/\\\$/g;
-    $result =~ s/&#0?37;/\\%/g; 
-    $result =~ s/&#0?38;/\\&/g; 
-    $result =~ s/&amp;/\\&/g;
-    $result =~ s/&#0?39;/'/g;
-    $result =~ s/&#0?40;/(/g;
-    $result =~ s/&#0?41;/)/g;
-    $result =~ s/&#0?42;/\*/g;
-    $result =~ s/&#0?43;/\+/g;
-    $result =~ s/&#0?44;/,/g;
-    $result =~ s/&#0?45;/-/g;
-    $result =~ s/&#0?46;/\./g;
-    $result =~ s/&#0?47;/\//g;
-    $result =~ s/&#0?48;/0/g;
-    $result =~ s/&#0?49;/1/g;
-    $result =~ s/&#0?50;/2/g;
-    $result =~ s/&#0?51;/3/g;
-    $result =~ s/&#0?52;/4/g;
-    $result =~ s/&#0?53;/5/g;
-    $result =~ s/&#0?54;/6/g;
-    $result =~ s/&#0?55;/7/g;
-    $result =~ s/&#0?56;/8/g;
-    $result =~ s/&#0?57;/9/g;
-    $result =~ s/&#0?58;/:/g;
-    $result =~ s/&#0?59;/;/g;
-    $result =~ s/&#0?60;/\$<\$/g;
-    $result =~ s/&lt;/\$<\$/g;
-    $result =~ s/&#0?61;/\$=\$/g;
-    $result =~ s/&#0?62;/\$>\$/g;
-    $result =~ s/&gt;/\$>\$/g;
-    $result =~ s/&#0?63;/?/g;
+    $result =~ s/&\#0?0?(7|9);//g;
+    $result =~ s/&\#0?(10|13);//g;
+    $result =~ s/&\#0?32;/ /g;
+    $result =~ s/&\#0?33;/!/g;
+    $result =~ s/&(\#0?34|quot);/\"/g;
+    $result =~ s/&\#0?35;/\\\#/g;
+    $result =~ s/&\#0?36;/\\\$/g;
+    $result =~ s/&\#0?37;/\\%/g; 
+    $result =~ s/&(\#0?38|amp);/\\&/g; 
+    $result =~ s/&\#(0?39|146);/\'/g;
+    $result =~ s/&\#0?40;/(/g;
+    $result =~ s/&\#0?41;/)/g;
+    $result =~ s/&\#0?42;/\*/g;
+    $result =~ s/&\#0?43;/\+/g;
+    $result =~ s/&\#(0?44|130);/,/g;
+    $result =~ s/&\#0?45;/-/g;
+    $result =~ s/&\#0?46;/\./g;
+    $result =~ s/&\#0?47;/\//g;
+    $result =~ s/&\#0?48;/0/g;
+    $result =~ s/&\#0?49;/1/g;
+    $result =~ s/&\#0?50;/2/g;
+    $result =~ s/&\#0?51;/3/g;
+    $result =~ s/&\#0?52;/4/g;
+    $result =~ s/&\#0?53;/5/g;
+    $result =~ s/&\#0?54;/6/g;
+    $result =~ s/&\#0?55;/7/g;
+    $result =~ s/&\#0?56;/8/g;
+    $result =~ s/&\#0?57;/9/g;
+    $result =~ s/&\#0?58;/:/g;
+    $result =~ s/&\#0?59;/;/g;
+    $result =~ s/&(\#0?60|lt|\#139);/\$<\$/g;
+    $result =~ s/&\#0?61;/\$=\$/g;
+    $result =~ s/&(\#0?62|gt|\#155);/\$>\$/g;
+    $result =~ s/&\#0?63;/\?/g;
 #    $result =~ s/&#0?64;//g;
-    $result =~ s/&#0?65;/A/g;
-    $result =~ s/&#0?66;/B/g;
-    $result =~ s/&#0?67;/C/g;
-    $result =~ s/&#0?68;/D/g;
-    $result =~ s/&#0?69;/E/g;
-    $result =~ s/&#0?70;/F/g;
-    $result =~ s/&#0?71;/G/g;
-    $result =~ s/&#0?72;/H/g;
-    $result =~ s/&#0?73;/I/g;
-    $result =~ s/&#0?74;/J/g;
-    $result =~ s/&#0?75;/K/g;
-    $result =~ s/&#0?76;/L/g;
-    $result =~ s/&#0?77;/M/g;
-    $result =~ s/&#0?78;/N/g;
-    $result =~ s/&#0?79;/O/g;
-    $result =~ s/&#0?80;/P/g;
-    $result =~ s/&#0?81;/Q/g;
-    $result =~ s/&#0?82;/R/g;
-    $result =~ s/&#0?83;/S/g;
-    $result =~ s/&#0?84;/T/g;
-    $result =~ s/&#0?85;/U/g;
-    $result =~ s/&#0?86;/V/g;
-    $result =~ s/&#0?87;/W/g;
-    $result =~ s/&#0?88;/X/g;
-    $result =~ s/&#0?89;/Y/g;
-    $result =~ s/&#0?90;/Z/g;
-    $result =~ s/&#0?91;/[/g;
-    $result =~ s/&#0?92;/\\/g;
-    $result =~ s/&#0?93;/]/g;
-#    $result =~ s/&#0?94;//g;
-#    $result =~ s/&#0?95;//g;
-    $result =~ s/&#0?96;/`/g;
-    $result =~ s/&#0?97;/a/g;
-    $result =~ s/&#0?98;/b/g;
-    $result =~ s/&#0?99;/c/g;
-    $result =~ s/&#100;/d/g;
-    $result =~ s/&#101;/e/g;
-    $result =~ s/&#102;/f/g;
-    $result =~ s/&#103;/g/g;
-    $result =~ s/&#104;/h/g;
-    $result =~ s/&#105;/i/g;
-    $result =~ s/&#106;/j/g;
-    $result =~ s/&#107;/k/g;
-    $result =~ s/&#108;/l/g;
-    $result =~ s/&#109;/m/g;
-    $result =~ s/&#110;/n/g;
-    $result =~ s/&#111;/o/g;
-    $result =~ s/&#112;/p/g;
-    $result =~ s/&#113;/q/g;
-    $result =~ s/&#114;/r/g;
-    $result =~ s/&#115;/s/g;
-    $result =~ s/&#116;/t/g;
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 #    $result =~ s/&thorn;//g;
-    $result =~ s/&#255;/\\"{y}/g;
-    $result =~ s/&yuml;/\\"{y}/g;
+    $result =~ s/&(\#255|yuml);/\\\"{y}/g;
+    $result =~ s/&\#952;/\$\\theta\$/g;
     return $result;
 }
 
 
-#'"`
+    sub page_format {
+	my ($papersize,$layout,$numberofcolumns) = @_; 
+	my ($textwidth,$textheight,$oddoffset,$evenoffset) = (0,0,0,0);
+	if ($papersize=~/Letter/) {
+	    if ($layout eq 'CAPA') {
+		if ($numberofcolumns == 1) {
+		    $textwidth = '18 cm';
+		    $textheight = '25.9 cm';
+		    $oddoffset = '-0.57 in';
+		    $evenoffset = '-0.57 in';
+		} elsif ($numberofcolumns == 2) {
+		    $textwidth = '93 mm';
+		    $textheight = '25.9 cm';
+		    $oddoffset = '-0.57 in';
+		    $evenoffset = '-0.57 in';
+		}
+	    } elsif ($layout eq 'CBI') {
+		if ($numberofcolumns eq '1') {
+		    $textwidth = '8.8 in';
+		    $textheight = '6.8 in';
+		    $oddoffset = '-40 pt';
+		    $evenoffset = '-60 pt';
+		} elsif ($numberofcolumns == 2) {
+		    $textwidth = '4.2 in';
+		    $textheight = '6.8 in';
+		    $oddoffset = '-40 pt';
+		    $evenoffset = '-60 pt';
+		}
+	    }
+#    } elsif($papersize=~/Legal/) {
+#    } elsif($papersize=~/Ledger/) {
+#    } elsif($papersize=~/Executive/) {
+    } elsif($papersize=~/A4/) {
+	    if ($layout eq 'CAPA') {
+		if ($numberofcolumns == 1) {
+		    $textwidth = '18 cm';
+		    $textheight = '28 cm';
+		    $oddoffset = '-0.57 in';
+		    $evenoffset = '-0.57 in';
+		} elsif ($numberofcolumns == 2) {
+		    $textwidth = '96 mm';
+		    $textheight = '2 cm';
+		    $oddoffset = '-0.57 in';
+		    $evenoffset = '-0.57 in';
+		}
+	    } elsif ($layout eq 'CBI') {
+		if ($numberofcolumns eq '1') {
+		    $textwidth = '8.5 in';
+		    $textheight = '7.7 in';
+		    $oddoffset = '-40 pt';
+		    $evenoffset = '-60 pt';
+		} elsif ($numberofcolumns == 2) {
+		    $textwidth = '3.9 in';
+		    $textheight = '7.7 in';
+		    $oddoffset = '-40 pt';
+		    $evenoffset = '-60 pt';
+		}
+	    }
+#    } elsif($papersize=~/A3/) {
+#    } elsif($papersize=~/A2/) {
+#    } elsif($papersize=~/A5/) {
+#    } elsif($papersize=~/A6/) {
+	}
+	return $textwidth,$textheight,$oddoffset,$evenoffset;
+    }
 
-sub additional_cleanup {
-    my $result = shift;	
-    my $first_app = index($result,'\documentclass',0);
-    $first_app = index($result,'\documentclass',$first_app+5);
-    while ($first_app != -1) {
-	my $second_app = index($result,'begin{document}',$first_app);
-	$first_app = rindex($result,'\end{document}',$first_app);
-	substr($result,$first_app,$second_app-$first_app+15) = '\vskip 3 mm';
-	$first_app = index($result,'\documentclass',$first_app+5);
+
+sub page_format_transformation {
+    my ($papersize,$layout,$numberofcolumns,$choice,$text,$assignment) = @_; 
+    my ($textwidth,$textheight,$oddoffset,$evenoffset);
+	$assignment=~s/_/ /g;
+        if ($numberofcolumns != 1) {
+          ($textwidth,$textheight,$oddoffset,$evenoffset) = &page_format($papersize,$layout,$numberofcolumns);
+	} else {
+	  ($textwidth,$textheight,$oddoffset,$evenoffset) = ($ENV{'form.width'},$ENV{'form.height'},$ENV{'form.leftmargin'},$ENV{'form.leftmargin'});
+	}
+    my $firstname = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($ENV{'environment.firstname'}),'','','header');
+    my $lastname = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($ENV{'environment.lastname'}),'','','header');
+    my $courseidinfo = &Apache::lonxml::latex_special_symbols(&Apache::lonnet::unescape($ENV{'course.'.$ENV{'request.course.id'}.'.description'}),'','','header');
+    if ($layout eq 'CBI') {
+	    $text =~ s/\\begin{document}/\\setlength{\\oddsidemargin}{$oddoffset}\\setlength{\\evensidemargin}{$evenoffset}\\setlength{\\topmargin}{200pt}\\setlength{\\textwidth}{$textwidth}\\setlength{\\textheight}{$textheight}\\setlength{\\parindent}{20pt}\\setlength{\\marginparwidth}{90pt}\\setlength{\\textfloatsep}{8pt plus 2\.0pt minus 4\.0pt}\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm} \\begin{document}\\setcounter{page}{1}\\noindent\\parbox{\\minipagewidth}{\\noindent\\fbox{\\textbf{$firstname $lastname}} \\hfill  $courseidinfo} \\vskip 5 mm /;
+    } elsif ($layout eq 'CAPA') {
+	if ($choice ne 'All class print') { 
+		$text =~ s/\\begin{document}/\\textheight $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\usepackage{fancyhdr}\\pagestyle{fancy}\\rhead{}\\chead{}\\lhead{\\textbf{$firstname $lastname} - $courseidinfo \\hfill \\thepage \\\\ \\textit{$assignment}}\\begin{document}\\voffset=-0\.8 cm\\setcounter{page}{1}/;
+	} else {
+		$text =~ s/\\begin{document}/\\textheight $textheight\\oddsidemargin = $evenoffset\\evensidemargin = $evenoffset\\textwidth= $textwidth\\newlength{\\minipagewidth}\\setlength{\\minipagewidth}{\\textwidth\/\$number_of_columns-0\.2cm}\\renewcommand{\\ref}{\\keephidden\}\\begin{document}\\voffset=-0\.8cm\\setcounter{page}{1}  \\vskip 5 mm /;
+	}
     }
-    return $result;
+    return $text;
 }
+
+
 sub page_cleanup {
     my $result = shift;	
-    $_ = $result;
-    m/\\end{document}(\d*)$/;
+ 
+    $result =~ m/\\end{document}(\d*)$/;
     my $number_of_columns = $1;
     my $insert = '{';
     for (my $id=1;$id<=$number_of_columns;$id++) { $insert .='l'; }
     $insert .= '}';
-    $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE/$1$insert/g;
+    $result =~ s/(\\begin{longtable})INSERTTHEHEADOFLONGTABLE\\endfirsthead\\endhead/$1$insert/g;
     $result =~ s/&\s*REMOVETHEHEADOFLONGTABLE\\\\/\\\\/g;
-    $result =~ s/(\\vskip\s*\d+\s*mm)/}\\\\\\parbox{\\minipagewidth}{/g;
-    $result =~ s/\\parbox{\\minipagewidth}{}\s*\\\\\s*(\\parbox{\\minipagewidth})/$1/g;
-    $result =~ s/\\parbox{\\minipagewidth}{\s*\\\\\\\\/\\parbox{\\minipagewidth}{/g;
     return $result,$number_of_columns;
 }
 
@@ -931,24 +1130,80 @@ sub details_for_menu {
     my $name_of_resourse = $hash{'title_'.$hash{'ids_'.$ENV{'form.postdata'}}};
     my $symbolic = &Apache::lonnet::symbread($ENV{'form.postdata'});
     my ($map,$id,$resource)=split(/___/,$symbolic);
-    my $name_of_sequence = $hash{'title_'.$hash{'ids_/res/'.$map}};
+    my $name_of_sequence;
+    if ($map=~/^uploaded/) {
+	$name_of_sequence = $hash{'title_'.$hash{'ids_/'.$map}};
+    } else {
+	$name_of_sequence = $hash{'title_'.$hash{'ids_/res/'.$map}};
+    }
     if ($name_of_sequence =~ /^\s*$/) {
-      $map =~ m|([^/]+)$|;
+     $map =~ m|([^/]+)$|;
       $name_of_sequence = $1;
     }
     my $name_of_map = $hash{'title_'.$hash{'ids_/res/'.$ENV{'request.course.uri'}}};
     if ($name_of_map =~ /^\s*$/) {
       $ENV{'request.course.uri'} =~ m|([^/]+)$|;
       $name_of_map = $1;
-    }
+    }  
     return ($name_of_resourse,$name_of_sequence,$name_of_map);
 
 }
 
 
+sub latex_corrections {
+
+    my ($number_of_columns,$result) = @_;
+
+    $result =~ s/\\includegraphics{/\\includegraphics\[width=\\minipagewidth\]{/g;
+    $result =~ s/\$number_of_columns/$number_of_columns/g;
+    $result =~ s/(\\end{document})/\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill}\\newline\\noindent\\tiny Printed from LON-CAPA\\copyright MSU{\\hfill} Licensed under GNU General Public License  $1/;
+    $result =~ s/(\\end{longtable}\s*)(\\strut\\newline\\noindent\\makebox\[\\textwidth\/$number_of_columns\]\[b\]{\\hrulefill})/$2$1/g;
+    $result =~ s/(\\end{longtable}\s*)\\strut\\newline/$1/g;
+#-- LaTeX corrections     
+    my $first_comment = index($result,'<!--',0);
+    while ($first_comment != -1) {
+	my $end_comment = index($result,'-->',$first_comment);
+	substr($result,$first_comment,$end_comment-$first_comment+3) = '';
+	$first_comment = index($result,'<!--',$first_comment);
+    }
+    $result =~ s/^\s+$//gm; #remove empty lines
+    $result =~ s/(\s)(\s+)/$1/g; #removes more than one empty space
+    $result =~ s/\\\\\s*\\vskip/\\vskip/gm;
+    $result =~ s/\\\\\s*\\noindent\s*(\\\\)+/\\\\\\noindent /g;
+    $result =~ s/{\\par }\s*\\\\/\\\\/gm;
+	$result =~ s/\\\\\s+\[/ \[/g;
+    $result =~ s/\b__+\b/\\makebox\[1 cm\]\[b\]{\\hrulefill}/g;
+    #conversion of html characters to LaTeX equivalents
+    if ($result =~ m/&(\w+|#\d+);/) {
+	$result = &character_chart($result);
+    }
+    $result =~ s/(\\end{tabular})\s*\\vskip 0 mm/$1/g;
+    $result =~ s/(\\begin{enumerate})\s*\\noindent/$1/g;
+
+    return $result;
+}
+
+
 sub handler {
 
     my $r = shift;
+
+    # not sure where the form.* was getting processed.
+    Apache::loncommon::get_unprocessed_cgi($ENV{QUERY_STRING});
+
+    # A hook for me to work without disturbing Alex.
+    if ($ENV{'form.jeremy'}) {
+        printWizard($r);
+        return OK;
+    }
+
+    my $loaderror=&Apache::lonnet::overloaderror($r);
+    if ($loaderror) { return $loaderror; }
+    $loaderror=
+       &Apache::lonnet::overloaderror($r,
+         $ENV{'course.'.$ENV{'request.course.id'}.'.home'});
+    if ($loaderror) { return $loaderror; }
+
     $r->content_type('text/html');
     $r->send_http_header;
     $r->print(&Apache::loncommon::bodytag("Printing"));
@@ -966,7 +1221,11 @@ sub handler {
     }
 #-- additional menu for class printing
      if ($ENV{'form.phase'} eq 'two') {
-	 if($ENV{'form.choice'} eq 'All class print') {
+	 if($ENV{'form.choice'} eq 'Standard LaTeX output for whole primary sequence') {
+	     &sequence_content_menu(0,$r);
+	 } elsif($ENV{'form.choice'} eq 'Standard LaTeX output for the primary sequence') {
+	     &sequence_content_menu(1,$r);
+	 } elsif($ENV{'form.choice'} eq 'All class print') {
 	     &additional_class_menu($r);
 	 } elsif($ENV{'form.choice'} eq 'Subdirectory print') {
 	     &problem_choice_menu($r);
@@ -991,16 +1250,70 @@ sub handler {
    
 } 
 
+use Apache::lonwizard;
 
-1;
-__END__
+sub printWizard {
+    my $r = shift;
 
+    if ($ENV{'request.course.id'}) {
+	my $fn=$ENV{'request.course.fn'};
+	tie(%hash,'GDBM_File',"$fn.db",&GDBM_READER(),0640);
+    }
 
+    if ($r->header_only) {
+        if ($ENV{'browser.mathml'}) {
+            $r->content_type('text/xml');
+        } else {
+            $r->content_type('text/html');
+        }
+        $r->send_http_header;
+        return OK;
+    }
 
+    # Send header, nocache
+    if ($ENV{'browser.mathml'}) {
+        $r->content_type('text/xml');
+    } else {
+        $r->content_type('text/html');
+    }
+    &Apache::loncommon::no_cache($r);
+    $r->send_http_header;
+    $r->rflush();
+
+    my ($resourceTitle,$sequenceTitle,$mapTitle) = &details_for_menu;
+
+    my $wizard = Apache::lonwizard->new("Printing Wizard");
+    # PRINT_TYPE: What the user wants to print (current docs,
+    #  whole sequence, etc.
+    $wizard->declareVars(['PRINT_TYPE']);
+
+    my $subdir = $ENV{'form.postdata'};
+    $subdir =~ s|http://[^/]+||;
+    $subdir =~ m/\/([^\/]+)$/;
+    $subdir =~ s/\Q$1\E//;
+
+    # This code also shows up above... which is prefered? Is one
+    # right for this context?
+    #my $subdir = &Apache::lonnet::filelocation("",$ENV{'form.url'});
+    #$subdir =~ s/\/[^\/]+$//;
+    
+    Apache::lonwizard::switch_state->new($wizard, "START", "Selecting Resources to Print", "PRINT_TYPE", [
+           ['current_document', "<b>$resourceTitle</b> (exactly what was on the screen)", 'CHOOSE_FORMAT'],
+           ['map_problems', "Problems from <b>$sequenceTitle</b>", 'CHOOSE_FORMAT'],
+           ['map_problems_pages', "All of <b>$sequenceTitle</b>", 'CHOOSE_FORMAT'],
+           ['problems_for_students', "Problems from <b>$sequenceTitle</b> for selected students", 'CHOOSE_FORMAT'],
+           ['problems_from_directory', "Problems from <b>$subdir</b>", 'CHOOSE_FORMAT'] ],
+           "What do you want to print?");
+    
+    $r->print($wizard->display());
+
+    untie %hash;
+
+    return OK;
+
+}
+
+
+1;
+__END__
 
-#### Test block
-#    my $ere;
-#    foreach $ere (%ENV) {
-#	$result .= ' SS '.$ere.' => '.$ENV{$ere}.' FF '."\n\n";
-#    }
-####