Added translation support for strings within scripts

.tx/config

@@ -31,6 +31,12 @@ source_file = po/stellarium-planetary-features/stellarium-planetary-features.pot
 source_lang = en
 type = PO
 
+[stellarium.stellarium-scripts]
+file_filter = po/stellarium-scripts/<lang>.po
+source_file = po/stellarium-scripts/stellarium-scripts.pot
+source_lang = en
+type = PO
+
 [stellarium.stellarium-remotecontrol]
 file_filter = po/stellarium-remotecontrol/<lang>.po
 source_file = po/stellarium-remotecontrol/stellarium-remotecontrol.pot

po/CMakeLists.txt

@@ -126,6 +126,9 @@ ENDMACRO(GETTEXT_CREATE_TRANSLATIONS )
 ADD_SUBDIRECTORY(stellarium) 
 ADD_SUBDIRECTORY(stellarium-skycultures) 
 ADD_SUBDIRECTORY(stellarium-planetary-features) 
+IF(ENABLE_SCRIPTING)
+    ADD_SUBDIRECTORY(stellarium-scripts) 
+ENDIF()
 IF(USE_PLUGIN_REMOTECONTROL)
     ADD_SUBDIRECTORY(stellarium-remotecontrol)
 ENDIF()

po/stellarium-scripts/CMakeLists.txt

@@ -0,0 +1,28 @@
+FILE(GLOB poscfiles RELATIVE "${CMAKE_SOURCE_DIR}/po/stellarium-scripts/" "*.po")
+LIST(SORT poscfiles)
+STRING(REGEX REPLACE ".po" "" outposcfiles "${poscfiles}")
+
+GETTEXT_CREATE_TRANSLATIONS(stellarium-scripts DEFAULT_TARGET ${outposcfiles})
+
+# Discard this target if xgettext is not installed
+IF(${XGETTEXT_FOUND})
+     ADD_CUSTOM_TARGET(
+          generate-pot-stellarium-scripts
+          ${GETTEXT_XGETTEXT_EXECUTABLE}
+               -o stellarium-scripts.pot
+               --keyword=tr
+               --language=JavaScript
+               --add-comments=TRANSLATORS:
+               --directory=${PROJECT_SOURCE_DIR}
+               --files-from=POTFILES.in
+               --copyright-holder=Stellarium's\ team
+               [email protected]
+               --from-code=utf-8
+          WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+          COMMENT "Generating stellarium-scripts.pot"
+          VERBATIM
+     )
+
+     # Generate this POT file when building the "generate-pot" target.
+     ADD_DEPENDENCIES(generate-pot generate-pot-stellarium-scripts)
+ENDIF()

po/stellarium-scripts/POTFILES.in

@@ -0,0 +1,6 @@
+# Translatable scripts
+scripts/bennett.ssc
+scripts/best_ngc.ssc
+scripts/binocular_highlights.ssc
+scripts/binosky.ssc
+scripts/double_stars.ssc