From f034c250b63ca196d5887a8911bcebcc16c23220 Mon Sep 17 00:00:00 2001
From: tetragon <tetragon@4979c152-3d1c-0410-bac9-87ea11338e46>
Date: Thu, 27 Mar 2008 03:05:25 +0000
Subject: More progress on handling format_string and double-escaping in TeX

git-svn-id: https://ledger-smb.svn.sourceforge.net/svnroot/ledger-smb/branches/1.2@2118 4979c152-3d1c-0410-bac9-87ea11338e46
---
 LedgerSMB/Form.pm | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/LedgerSMB/Form.pm b/LedgerSMB/Form.pm
index 0725005f..a7d8c6e9 100755
--- a/LedgerSMB/Form.pm
+++ b/LedgerSMB/Form.pm
@@ -1258,6 +1258,7 @@ sub format_line {
 
 sub cleanup {
 
+	return;
     my $self = shift;
     chdir("$self->{tmpdir}");
 
@@ -1312,10 +1313,11 @@ sub format_string {
             html => [ '<',  '>', '\n', '\r', '&' ],
             txt  => [ '\n', '\r' ],
             tex  => [
-                quotemeta('\\'), '&', '\n', '\r',
-                quotemeta('$'),  '%', '#',
+#                quotemeta('\\'), '&', '\n', '\r',
+                '&', '\n', '\r',
+                quotemeta('$'),  '%', '(?<!\\\\)_', '#',
                 quotemeta('^'),  '{', '}',  '<',
-                '>',             '£'
+                '>',             '£',
             ]
         },
         html => {
@@ -1334,17 +1336,23 @@ sub format_string {
             quotemeta('^')  => '\^\\',
             '{'             => '\{',
             '}'             => '\}',
+            '(?<!\\\\)_'    => '\_', # SC: Double escaping is annoying
             '<'             => '$<$',
             '>'             => '$>$',
             '\n'            => '\newline ',
             '\r'            => '\newline ',
             '£'            => '\pounds ',
-            quotemeta('\\') => '/'
+#            quotemeta('\\') => '/'
         }
     );
 
     my $key;
 
+    if ($format eq 'tex') {
+        FIELD: for (@fields) {
+            $self->{$_} =~ s{\\(?!pounds\b|newline\b|\$|%|#|&|\{|\}|\^\\|_)}{/}g;
+        }
+    }
     CHAR: foreach $key ( @{ $replace{order}{$format} } ) {
         FIELD: for (@fields) {
             $self->{$_} =~ s/$key/$replace{$format}{$key}/g;
-- 
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