v3: options, expand name of source file for selected language directories

* only use for single file(name) available in multiple languages e.g.
  sisu3 -hv en/free_culture.lawrence_lessig.sst es fr
* english assumed as default language, make default configurable later
* particularly useful for po4a

2 files changed, 26 insertions, 27 deletions

diff --git a/data/doc/sisu/CHANGELOG_v3 b/data/doc/sisu/CHANGELOG_v3
index f35050bd..854acfad 100644
--- a/data/doc/sisu/CHANGELOG_v3
+++ b/data/doc/sisu/CHANGELOG_v3
@@ -28,6 +28,12 @@ http://www.jus.uio.no/sisu/pkg/src/sisu_3.0.9.orig.tar.gz
   * copyright file, softlink, make more visible in tarball and update
     * sisu-mode.el assigned to FSF (GNU EMACS)
 
+  * options, expand name of file for selected language directories
+    * only use for single file(name) available in multiple languages e.g.
+      sisu3 -hv en/free_culture.lawrence_lessig.sst es fr
+    * english assumed as default language, make default configurable later
+    * particularly useful for po4a
+
   * sysenv
     * output directory structure check, fix & start testing alternatives
       sisurc.yml output_by: (language|filetype|filename)
diff --git a/lib/sisu/v3/options.rb b/lib/sisu/v3/options.rb
index 30f857f6..aabbd946 100644
--- a/lib/sisu/v3/options.rb
+++ b/lib/sisu/v3/options.rb
@@ -63,43 +63,35 @@ module SiSU_commandline
   class Options
     attr_accessor :cmd,:mod,:act,:dir_structure_by,:f_pths,:files,:paths,:lngs,:f_pth,:pth,:fns,:fnb,:fnc,:fncb,:lng,:what
     def initialize(a)
-      @a=a
+      @x=a
       @cmd,@f_pth,@pth,@fns,@fnb,@fnc,@fncb,@what,@lng='','','','','','','','','',''
       @f_pths,@files,@paths,@mod,@act=Array.new(5){[]}
       @env=SiSU_Env::Info_env.new
       @dir_structure_by=SiSU_Env::Env_call.new.output_dir_structure.by?
       r=Px[:lng_lst].join('|')
-      #r.gsub!(/\|en\|/,'|')
+      r.gsub!(/\|en\|/,'|')
       @lang_regx=%r{(?:#{r})}
-      if a.inspect =~/"(?:-\S|--\S+?)"/ \
-      and a.inspect =~/"#{@lang_regx}"/ \
-      and a.inspect =~/"en\/\S+?\.ss[tm]"/
-        init_po
+      @a=if a.inspect =~/"(?:-\S+?|--\S+?)"/ \
+      && a.inspect =~/"#{@lang_regx}\/?"/ \
+      && a.inspect =~/"en\/\S+?\.ss[tm]"/
+        init_selected_lang_dirs(a)
+      else @x
       end
+      @a.freeze
       init
     end
-    def init_po
-      a=@a
-      if a.inspect =~/"(?:-\S|--\S+?)"/ \
-      and a.inspect =~/"#{@lang_regx}"/ \
-      and a.inspect =~/"en\/\S+?\.ss[tm]"/
-        x,z=[],[]
-        l=nil
-        a.each do |y|
-          if y =~/^(?:-\S|--\S+?)$/
-            x << y
-          elsif y =~/^en\/(\S+?\.ss[tm])$/
-            l=$1
-            x << y
-          elsif y =~/^#{@lang_regx}$/
-            z = x.dup
-            z << y + '/' + l
-            SiSU_commandline::Options.new(z)
-            z=[]
-          end
+    def init_selected_lang_dirs(a)
+      @z=[]
+      a.each do |y|
+        if y =~/^en\/(\S+?\.ss[tm])$/
+          @fn=$1
+          @z << y
+        elsif y =~/^#{@lang_regx}\/?$/
+          @z << "#{y}/#{@fn}"
+        else @z << y
         end
       end
-      self
+      @z
     end
     def init
       a=@a
@@ -414,7 +406,8 @@ module SiSU_commandline
         true
       else false
       end
-      act[:po4a]=if mod.inspect =~/"--po4a"|"--po"/
+      act[:po4a]=if cmd =~/P/ \
+      or mod.inspect =~/"--po4a"|"--pot?"/
         true
       else false
       end