--- loncom/interface/lonprintout.pm	2006/10/20 17:37:20	1.488
+++ loncom/interface/lonprintout.pm	2006/11/02 21:06:06	1.491
@@ -2,7 +2,7 @@
 # The LearningOnline Network
 # Printout
 #
-# $Id: lonprintout.pm,v 1.488 2006/10/20 17:37:20 albertel Exp $
+# $Id: lonprintout.pm,v 1.491 2006/11/02 21:06:06 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -38,11 +38,10 @@ use Apache::grades;
 use Apache::edit;
 use Apache::File();
 use Apache::lonnavmaps;
-use Apache::lonratedt;
+use LONCAPA::map();
 use POSIX qw(strftime);
 use Apache::lonlocal;
 use Carp;
-use lib '/home/httpd/lib/perl/';
 use LONCAPA;
 
 my %perm;
@@ -61,19 +60,38 @@ my $resources_printed;
 #
 sub printf_style_subst {
     my ($item, $format_string, $repl) = @_;
-
-    while ($format_string =~m/\G[^%]*(%(\d*)\Q$item\E)/g) {
+    my $result = "";
+    while ($format_string =~ /(%)(\d*)\Q$item\E/g ) {
 	my $fmt = $1;
 	my $size = $2;
 	my $subst = $repl;
 	if ($size ne "") {
 	    $subst = substr($subst, 0, $size);
+	    
+	    #  Here's a nice edge case.. supose the end of the
+	    #  substring is a \.  In that case may have  just
+	    #  chopped off a TeX escape... in that case, we append
+	    #   " " for the trailing character, and let the field 
+	    #  spill over a bit (sigh).
+	    #  We don't just chop off the last character in order to deal
+	    #  with one last pathology, and that would be if substr had
+	    #  trimmed us to e.g. \\\  
+
+
+	    if ($subst =~ /\\$/) {
+		$subst .= " ";
+	    }
 	}
-	my $newpos =  pos($format_string) + length($subst) - length($fmt);
-	$format_string =~ s/\Q$fmt\E\G/$subst/;
-	pos($format_string)=$newpos;
+	my $item_pos = pos($format_string);
+	$result .= substr($format_string, 0, $item_pos - length($size) -2) . $subst;
+        $format_string = substr($format_string, pos($format_string));
     }
-    return $format_string;
+
+    # Put the residual format string into the result:
+
+    $result .= $format_string;
+
+    return $result;
 }
 
 
@@ -128,6 +146,12 @@ sub format_page_header {
 	$format =  &printf_style_subst("a", $format, $assignment);
 	$format =  &printf_style_subst("c", $format, $course);
 	$format =  &printf_style_subst("n", $format, $student);
+
+	# If the user put %'s in the format string, they  must be escaped
+	# to \% else LaTeX will think they are comments and terminate
+	# the line.. which is bad!!!
+
+
     }
     
 
@@ -151,7 +175,7 @@ sub num_to_letters {
 sub letters_to_num {
     my ($letters) = @_;
     my @letters = split('', uc($letters));
-    my %substitution;
+   my %substitution;
     my $digit = 0;
     foreach my $letter ('A'..'J') {
 	$substitution{$letter} = $digit;
@@ -1141,12 +1165,12 @@ sub print_construction_sequence {
     if ($helper->{'VARS'}->{'curseed'}) {
 	$rndseed=$helper->{'VARS'}->{'curseed'};
     }
-    my $errtext=&Apache::lonratedt::mapread($currentURL);
+    my $errtext=&LONCAPA::map::mapread($currentURL);
     # 
     #  These make this all support recursing for subsequences.
     #
-    my @order    = @Apache::lonratedt::order;
-    my @resources = @Apache::lonratedt::resources; 
+    my @order    = @LONCAPA::map::order;
+    my @resources = @LONCAPA::map::resources; 
     for (my $member=0;$member<=$#order;$member++) {
 	$resources[$order[$member]]=~/^([^:]*):([^:]*):/;
 	my $urlp=$2;