From 906976cf0fd8326ed212524e309c823efdedbda1 Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph@amissah.com>
Date: Sat, 12 Jun 2010 00:38:25 -0400
Subject: texpdf, ensure default font is set (Liberation Sans)

* a fix, (before this unless configured breaks)
---
 lib/sisu/v2/sysenv.rb        | 1 +
 lib/sisu/v2/texpdf_format.rb | 9 ++++++++-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/lib/sisu/v2/sysenv.rb b/lib/sisu/v2/sysenv.rb
index 8a9e38be..26e842ec 100644
--- a/lib/sisu/v2/sysenv.rb
+++ b/lib/sisu/v2/sysenv.rb
@@ -1268,6 +1268,7 @@ WOK
     def font
       def texpdf
         (defined? @rc['default']['texpdf_font']) \
+        && (@rc['default']['texpdf_font']=~/\S{3,}/)  \
         ? @rc['default']['texpdf_font'] \
         : 'Liberation Sans' #'Liberation Sans' #'Liberation Serif'
       end
diff --git a/lib/sisu/v2/texpdf_format.rb b/lib/sisu/v2/texpdf_format.rb
index e756aa03..ba615749 100644
--- a/lib/sisu/v2/texpdf_format.rb
+++ b/lib/sisu/v2/texpdf_format.rb
@@ -585,6 +585,7 @@ module SiSU_TeX_Pdf
   class Format_head
     def initialize(md,t_o)
       @md,@t_o=md,t_o
+      @env=SiSU_Env::Info_env.new(@md.fns)
       if t_o.class==Hash
         @txt =t_o[:txt]            || nil
         @subtitle=t_o[:subtitle]   || nil
@@ -642,13 +643,19 @@ module SiSU_TeX_Pdf
       end
     end
     def tex_head_encode
+      texpdf_font=if defined? @md.make.texpdf_font \
+      and not @md.make.texpdf_font.nil? \
+      and @md.make.texpdf_font=~/\S{3,}/
+        @md.make.texpdf_font
+      else @env.font.texpdf
+      end
       case @tex2pdf
       when /xe/
         <<WOK
 \\usepackage{polyglossia, ucs, fontspec, xltxtra, xunicode}
 \\setmainlanguage{#{tex_head_lang}}
 \\setotherlanguage{english}
-\\setmainfont{#{@md.make.texpdf_font}}
+\\setmainfont{#{texpdf_font}}
 WOK
       when /pdf/
         if @md.file_encoding =~ /iso-?8859/i                                   #% iso8859
-- 
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