From 6adbeb0de2abb8d50efb0fbf579531a76ec37b45 Mon Sep 17 00:00:00 2001
From: Robert Alessi <alessi@robertalessi.net>
Date: Mon, 23 Jul 2018 20:17:52 +0200
Subject: arabtex to utf8 texfile: first tests

---
 arabluatex.lua | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/arabluatex.lua b/arabluatex.lua
index deb963b..197a40e 100644
--- a/arabluatex.lua
+++ b/arabluatex.lua
@@ -50,6 +50,8 @@ local bsqbracketsii = lpeg.Cs(bsqbrackets^-2)
 local bcbracesii = lpeg.Cs(bcbraces^-2)
 local cmd = lpeg.Cs(dblbkslash * ascii^1 * cmdstar^-1)
 local cmdargs = lpeg.Cs(spce * bsqbracketsii * bcbracesii * bsqbrackets^-1)
+local arbargs = lpeg.Cs(spce * bsqbrackets^-1 * bcbraces)
+local baytargs = lpeg.Cs(spce * bcbraces * bsqbrackets^-1 * bcbraces)
 
 local function protectarb(str)
    str = string.gsub(str, "(\\arb%s?)(%[.-%])(%b{})", "\\@arb%2%3")
@@ -639,6 +641,24 @@ local function processbuckw(str)
 return str
 end
 
+function processexport(str)
+   str = "\\tooutfile{"..str.."}"
+   str = gsub(str, lpeg.Cs("\\arb") * arbargs, "}%1%2\\tooutfile{")
+   str = gsub(str, lpeg.Cs("\\bayt") * baytargs, "}\\tof{\\bayt}%1%2\\tooutfile{")
+   return str
+end
+
+function tooutfile(str, nl)
+   local f = io.open(tex.jobname.."_out.tex", "a+")
+   if nl == "yes" then
+      f:write(str, "\n\n")
+   else
+      f:write(str)
+   end
+   f:close()
+   return true
+end
+
 function processvoc(str, rules, scheme)
    str = takeoutarb(str)
    str = processarbnull(str, scheme)
@@ -655,6 +675,8 @@ function processvoc(str, rules, scheme)
       str = voc(str, rules)
       else end
    str = unprotectarb(str)
+   tofile = "{\\textdir TRT"..str.."}"
+   tooutfile(tofile)
 return str
 end
 
@@ -717,6 +739,7 @@ function processtrans(str, mode, rules, scheme)
       str = transarabica(str)
    end
    str = unprotectarb(str)
+   tooutfile(str)
 return str
 end
 
-- 
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