From 3f912866187fd5bdaf2a6428aad074044e1e2060 Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph@amissah.com>
Date: Wed, 28 Aug 2013 18:19:02 -0400
Subject: v5: dal, grouped text with fontface spanning newlines, partial
 solution, test

* merge into v4 after testing
---
 lib/sisu/v5/dal_syntax.rb | 35 ++++++++++++++++++++++++++++++-----
 1 file changed, 30 insertions(+), 5 deletions(-)

(limited to 'lib/sisu/v5/dal_syntax.rb')

diff --git a/lib/sisu/v5/dal_syntax.rb b/lib/sisu/v5/dal_syntax.rb
index 7852ab85..f6d01d22 100644
--- a/lib/sisu/v5/dal_syntax.rb
+++ b/lib/sisu/v5/dal_syntax.rb
@@ -308,16 +308,41 @@ module SiSU_DAL_Syntax
       end
       dob
     end
+    def fontface_lines(dob,leader)
+      while (dob.obj =~/#{Mx[:br_nl]}/ \
+      and dob.obj =~/(?:#{leader})([*!\/_#])\{(.+?)\}\1/m) \
+      and $2 =~/#{Mx[:br_nl]}/
+        dob=if dob.obj =~/#{Mx[:br_nl]}/ \
+        and dob.obj =~/(#{leader})([*!\/_#])\{(.+?)\}\2/m
+          lead,fce,txt=$1,$2,$3
+          dob=if txt =~/#{Mx[:br_nl]}/
+            lead_break=if dob.obj =~/^#{Mx[:br_nl]}/
+              dob.obj=dob.obj.sub(/^#{Mx[:br_nl]}/,'')
+              Mx[:br_nl]
+            else ''
+            end
+            txt="#{lead_break}#{fce}\{" + txt.split(Mx[:br_nl]).join("\}#{fce}#{Mx[:br_nl]}#{fce}\{") + "\}#{fce}"
+            dob.obj=dob.obj.sub(/(?:^|#{Mx[:gl_c]}|\s+|['"]|[#{Mx[:nbsp]}#{Mx[:fa_o_c]}#{Mx[:fa_c]}#{Mx[:lnk_o]}#{Mx[:br_nl]}#{Mx[:br_line]}#{Mx[:br_paragraph]}#{Mx[:tc_c]}#{Mx[:tc_p]}]|[\(\[\{]|\>)([*!\/_#])\{.+?\}\1/m,"#{lead}#{txt}")
+            dob
+          else dob
+          end
+        end
+        dob
+      end
+      dob
+    end
     def fontface(dob)
-      dob.obj=dob.obj.gsub(/(^|#{Mx[:gl_c]}|\s+|['"]|[#{Mx[:nbsp]}#{Mx[:fa_o_c]}#{Mx[:fa_c]}#{Mx[:lnk_o]}#{Mx[:br_nl]}#{Mx[:br_line]}#{Mx[:br_paragraph]}#{Mx[:tc_c]}#{Mx[:tc_p]}]|[\(\[\{]|\>)\*\{(.+?)\}\*/m,
+      leader=/^|#{Mx[:gl_c]}|\s+|['"]|[#{Mx[:nbsp]}#{Mx[:fa_o_c]}#{Mx[:fa_c]}#{Mx[:lnk_o]}#{Mx[:br_nl]}#{Mx[:br_line]}#{Mx[:br_paragraph]}#{Mx[:tc_c]}#{Mx[:tc_p]}]|[\(\[\{]|\>/
+      dob=fontface_lines(dob,leader)
+      dob.obj=dob.obj.gsub(/(#{leader})\*\{(.+?)\}\*/m,
           "\\1#{@emph[:o]}\\2#{@emph[:c]}").                                                                                                                             #emphasis
-        gsub(/(^|#{Mx[:gl_c]}|\s+|['"]|[#{Mx[:nbsp]}#{Mx[:fa_o_c]}#{Mx[:fa_c]}#{Mx[:lnk_o]}#{Mx[:br_nl]}#{Mx[:br_line]}#{Mx[:br_paragraph]}#{Mx[:tc_c]}#{Mx[:tc_p]}]|[\(\[\{]|\>)!\{(.+?)\}!/m,
+        gsub(/(#{leader})!\{(.+?)\}!/m,
           "\\1#{Mx[:fa_bold_o]}\\2#{Mx[:fa_bold_c]}").                                                                                                                   #bold
-        gsub(/(^|#{Mx[:gl_c]}|\s+|['"]|[#{Mx[:nbsp]}#{Mx[:fa_o_c]}#{Mx[:fa_c]}#{Mx[:lnk_o]}#{Mx[:br_nl]}#{Mx[:br_line]}#{Mx[:br_paragraph]}#{Mx[:tc_c]}#{Mx[:tc_p]}]|[\(\[\{]|\(|\>)\/\{(.+?)\}\//m,
+        gsub(/(#{leader})\/\{(.+?)\}\//m,
           "\\1#{Mx[:fa_italics_o]}\\2#{Mx[:fa_italics_c]}").                                                                                                             #italics
-        gsub(/(^|#{Mx[:gl_c]}|\s+|['"]|[#{Mx[:nbsp]}#{Mx[:fa_o_c]}#{Mx[:fa_c]}#{Mx[:lnk_o]}#{Mx[:br_nl]}#{Mx[:br_line]}#{Mx[:br_paragraph]}#{Mx[:tc_c]}#{Mx[:tc_p]}]|[\(\[\{]|\>)_\{(.+?)\}_/m,
+        gsub(/(#{leader})_\{(.+?)\}_/m,
           "\\1#{Mx[:fa_underscore_o]}\\2#{Mx[:fa_underscore_c]}").                                                                                                       #underscore
-        gsub(/(^|#{Mx[:gl_c]}|\s+|['"]|[#{Mx[:nbsp]}#{Mx[:fa_o_c]}#{Mx[:fa_c]}#{Mx[:lnk_o]}#{Mx[:br_nl]}#{Mx[:br_line]}#{Mx[:br_paragraph]}#{Mx[:tc_c]}#{Mx[:tc_p]}]|[\(\[\{]|\>)#\{(.+?)\}#/m,
+        gsub(/(#{leader})#\{(.+?)\}#/m,
           "\\1#{Mx[:fa_monospace_o]}\\2#{Mx[:fa_monospace_c]}").                                                                                                         #monospace
         gsub(/(^|#{Mx[:gl_c]}|\s+|['"]|[#{Mx[:nbsp]}#{Mx[:fa_o_c]}#{Mx[:fa_c]}]|\(|\>)\"\{(.+?)\}\"/m,
           "\\1#{Mx[:fa_cite_o]}\\2#{Mx[:fa_c_o]}cite#{Mx[:fa_c]}").                                                                                                      #cite /blockquote?
-- 
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