From 7e9a59cab2283aea8155fca3187e58011851bf6f Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph@amissah.com>
Date: Mon, 23 Jan 2012 21:27:53 -0500
Subject: v3 v3dv: texpdf, tampering with "safe" special character
 transformations, a fix

* could introduce new issues, watch
* [reported by Timothy Hume, pdf title bug "&" not represented]
---
 lib/sisu/v3/texpdf_format.rb   | 9 +++++++++
 lib/sisu/v3dv/texpdf_format.rb | 9 +++++++++
 2 files changed, 18 insertions(+)

(limited to 'lib')

diff --git a/lib/sisu/v3/texpdf_format.rb b/lib/sisu/v3/texpdf_format.rb
index 43008c3d..76fc5d37 100644
--- a/lib/sisu/v3/texpdf_format.rb
+++ b/lib/sisu/v3/texpdf_format.rb
@@ -1366,6 +1366,14 @@ WOK
         '^\copyright \textnormal{\1} \2') # watch likely to be problematic
       str
     end
+    def special_characters_safe_close(str)
+      str.gsub!(/<=tilde>/,'{$\tilde$}')
+      str.gsub!(/<=hash>/,'{\#}')
+      str.gsub!(/<=amp>/,'{\\\&}') #changed ... 2005
+      str.gsub!(/<=copymark>\s*(.+)/,
+        '^\copyright \textnormal{\1} \2') # watch likely to be problematic
+      str
+    end
     def special_characters_code_fix(str)
       str.gsub!(/<=tilde>/,'{$\tilde$}')
       str
@@ -1398,6 +1406,7 @@ WOK
       str,is=@txt,@is
       str=xetex_special_characters_1(str,is) unless str.nil?
       str=xetex_special_characters_2(str,is) unless str.nil? # remove this to start with, causes issues
+      str=special_characters_safe_close(str) unless str.nil?
       @txt=str
     end
     def characters_code_listings                                   #special characters - some substitutions are sequence sensitive, rearrange with care.
diff --git a/lib/sisu/v3dv/texpdf_format.rb b/lib/sisu/v3dv/texpdf_format.rb
index d059934d..a4b590a1 100644
--- a/lib/sisu/v3dv/texpdf_format.rb
+++ b/lib/sisu/v3dv/texpdf_format.rb
@@ -1366,6 +1366,14 @@ WOK
         '^\copyright \textnormal{\1} \2') # watch likely to be problematic
       str
     end
+    def special_characters_safe_close(str)
+      str.gsub!(/<=tilde>/,'{$\tilde$}')
+      str.gsub!(/<=hash>/,'{\#}')
+      str.gsub!(/<=amp>/,'{\\\&}') #changed ... 2005
+      str.gsub!(/<=copymark>\s*(.+)/,
+        '^\copyright \textnormal{\1} \2') # watch likely to be problematic
+      str
+    end
     def special_characters_code_fix(str)
       str.gsub!(/<=tilde>/,'{$\tilde$}')
       str
@@ -1398,6 +1406,7 @@ WOK
       str,is=@txt,@is
       str=xetex_special_characters_1(str,is) unless str.nil?
       str=xetex_special_characters_2(str,is) unless str.nil? # remove this to start with, causes issues
+      str=special_characters_safe_close(str) unless str.nil?
       @txt=str
     end
     def characters_code_listings                                   #special characters - some substitutions are sequence sensitive, rearrange with care.
-- 
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