From 9a32a0743767b16456fee98354f269ba6a29efdf Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph@amissah.com>
Date: Thu, 14 Oct 2010 14:51:14 -0400
Subject: codeblocks, numbered markup option, fix

(requested fix needed by debian-live:live-manual,
Ben Armstrong & Mark Schneider)

* numbered codeblocks, , where codeblock opens with code{#
  * dal changes as required, flag markup request and number
  * constants, provide vertical line symbol, use to separate numbered
    codeblock from code
  * texpdf substitute \vline for numbered codeblock line separator
---
 lib/sisu/v2/dal_syntax.rb | 23 ++++++++++++++++++++---
 1 file changed, 20 insertions(+), 3 deletions(-)

(limited to 'lib/sisu/v2/dal_syntax.rb')

diff --git a/lib/sisu/v2/dal_syntax.rb b/lib/sisu/v2/dal_syntax.rb
index 2f78fbe6..fbc62158 100644
--- a/lib/sisu/v2/dal_syntax.rb
+++ b/lib/sisu/v2/dal_syntax.rb
@@ -427,14 +427,31 @@ module SiSU_Syntax
           "#{Mx[:lnk_o]}\\1#{Mx[:lnk_c]}\\2")      #linked image
       elsif dob.is=='table'
         dob=fontface(dob)
-      elsif dob.is =='code' # /^<:code>/ #should be enough # underscore used as escape for angle brackets
+      elsif dob.is =='code'
+#p dob.obj
         dob.obj.gsub!(/#{Mx[:meta_o]}(\S+?)#{Mx[:meta_c]}\s*/,'@\1: ')
         dob.obj.gsub!(/([<>])/,'_\1')
         dob.obj.gsub!(/_<:(\S+?)_>/,'<:\1>') #convert <:\S+> back, clumsy
         dob.obj.gsub!(/_<(br(?: \/)?)_>/,'<\1>') #convert <br> <br /> back, clumsy
         dob.obj.gsub!(/(^|#{Mx[:gl_c]}|\s)&lt;(br(?: \/)?)&gt;([\s,.]|$)/,'\1<\2>\3') #convert <br> <br /> back, clumsy
-        dob.obj.gsub!(/#{Mx[:gr_o]}codeline#{Mx[:gr_c]}/,
-          "\n#{Mx[:nbsp]}#{Mx[:nbsp]}") #temporary fix, prefer: #line.gsub!(/<:codeline>/,"\n")
+        if dob.number_
+          codeline=[]
+          ln=1
+          dob.obj.split(/#{Mx[:gr_o]}codeline#{Mx[:gr_c]}|<br(?: \/)?>|\n/).each_with_index do |cl,i|
+            unless i == 0
+              cl.gsub!(Mx[:br_nl],'')
+              w=3-ln.to_s.length
+              cl = "#{ln}#{Mx[:nbsp]*w}#{Mx[:vline]}#{Mx[:nbsp]}#{Mx[:nbsp]}#{cl}#{Mx[:br_nl]}"
+              ln +=1
+            end
+            codeline << cl
+          end
+          codeline= codeline.join("")
+          dob.obj=codeline
+        else
+          dob.obj.gsub!(/#{Mx[:gr_o]}codeline#{Mx[:gr_c]}/,
+            "\n#{Mx[:nbsp]}#{Mx[:nbsp]}") #temporary fix, prefer: #line.gsub!(/<:codeline>/,"\n")
+        end
         dob
       else # @\S+?:
       end
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