From fc3eb717cec28209659beb9de2fd90578348ff6a Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph@amissah.com>
Date: Mon, 20 Nov 2017 17:26:34 -0500
Subject: sdp, select language source to process

---
 org/sdp.org | 24 ++++++++++++++++++++----
 1 file changed, 20 insertions(+), 4 deletions(-)

(limited to 'org')

diff --git a/org/sdp.org b/org/sdp.org
index d0d7eaf..af7fe98 100644
--- a/org/sdp.org
+++ b/org/sdp.org
@@ -269,6 +269,10 @@ bool[string] opts = [
   "backmatter"         : true,
   "skip-output"        : false,
 ];
+string[string] settings = [
+  "output-dir"         : "",
+  "lang"               : "all",
+];
 auto helpInfo = getopt(args,
   std.getopt.config.passThrough,
   "assert",             "--assert set optional assertions on",                        &opts["assertions"],
@@ -309,6 +313,8 @@ auto helpInfo = getopt(args,
   "section-blurb",      "--section-blurb process document blurb (default)",           &opts["section_blurb"],
   "backmatter",         "--section-backmatter process document backmatter (default)", &opts["backmatter"],
   "skip-output",        "--skip-output",                                              &opts["skip-output"],
+  "output-dir",         "--output-dir=[dir path]",                                    &settings["output-dir"],
+  "lang",               "--lang=[lang code e.g. =en or =en,es]",                      &settings["lang"],
 );
 if (helpInfo.helpWanted) {
   defaultGetoptPrinter("Some information about the program.", helpInfo.options);
@@ -345,10 +351,15 @@ foreach(arg; args[1..$]) {
     foreach (contents_location; contents_locations_arr) {
       assert(contents_location.match(rgx.src_pth),
         "not a recognised file: «" ~
-         contents_location ~ "»"
+        contents_location ~ "»"
       );
       auto contents_location_pth_ = (contents_location).to!string;
-      fns_src ~= (((tmp_dir_).chainPath(contents_location_pth_)).array).to!(char[]);
+      auto lang_rgx_ = regex(r"/(" ~ settings["lang"].split(",").join("|") ~ ")/");
+      if (settings["lang"] == "all"
+        || (contents_location_pth_).match(lang_rgx_)
+      ) {
+        fns_src ~= (((tmp_dir_).chainPath(contents_location_pth_)).array).to!(char[]);
+      }
     }
   } else if (arg.match(rgx.src_pth_zip)) {
     // fns_src ~= arg;             // gather input markup source file names for processing
@@ -423,7 +434,7 @@ enforce(
 
 #+NAME: sdp_abstraction
 #+BEGIN_SRC d
-auto t = SiSUabstraction!()(fn_src, opts, env);
+auto t = SiSUabstraction!()(fn_src, opts, settings, env);
 static assert(!isTypeTuple!(t));
 static assert(t.length==2);
 auto doc_abstraction = t[dAM.abstraction];
@@ -500,9 +511,10 @@ template SiSUabstraction() {
   enum makeMeta { make, meta }
   enum docAbst  { doc_abstraction, section_keys, segnames, segnames_0_4, images }
   static auto rgx = Rgx();
-  auto SiSUabstraction(Fn,O,E)(
+  auto SiSUabstraction(Fn,O,S,E)(
     Fn fn_src,
     O opts,
+    S settings,
     E env,
   ){
     <<sdp_conf_files>>
@@ -655,6 +667,10 @@ struct DocumentMatters {
     bool[string] _k = opts;
     return _k;
   }
+  auto opt_settings() {
+    string[string] _k = settings;
+    return _k;
+  }
   auto environment() {
     auto _k = env;
     return _k;
-- 
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