2 files changed, 20 insertions, 4 deletions
diff --git a/src/sdp/meta/metadoc.d b/src/sdp/meta/metadoc.d
index eca4df7..8d83340 100644
--- a/src/sdp/meta/metadoc.d
+++ b/src/sdp/meta/metadoc.d
@@ -31,9 +31,10 @@ 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,
   ){
     auto sdl_root_config_share = configRead!()("config_share", env);
@@ -118,6 +119,10 @@ template SiSUabstraction() {
         bool[string] _k = opts;
         return _k;
       }
+      auto opt_settings() {
+        string[string] _k = settings;
+        return _k;
+      }
       auto environment() {
         auto _k = env;
         return _k;
diff --git a/src/sdp/sdp.d b/src/sdp/sdp.d
index 375f91f..330fe7a 100755
--- a/src/sdp/sdp.d
+++ b/src/sdp/sdp.d
@@ -98,6 +98,10 @@ void main(string[] args) {
     "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"],
@@ -138,6 +142,8 @@ void main(string[] 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);
@@ -174,10 +180,15 @@ void main(string[] args) {
       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
@@ -218,7 +229,7 @@ void main(string[] args) {
           "not a sisu markup filename: «" ~
           fn_src ~ "»"
         );
-        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];