[mv] Moving the get regional/country languages logic out of language polygons

scripts/geodata/i18n/languages.py

@@ -57,3 +57,17 @@ def init_languages(languages_dir=LANGUAGES_DIR):
                 languages.add(lang)
 
     initialized = True
+
+
+def get_country_languages(country):
+    languages = official_languages[country]
+    overrides = road_language_overrides.get(country)
+    if overrides and overrides.values()[0]:
+        languages = overrides
+    elif overrides:
+        languages.update(overrides)
+    return languages
+
+
+def get_regional_languages(country, key, value):
+    return regional_languages.get((country, key, value), OrderedDict())

scripts/geodata/polygons/language_polys.py

@@ -81,22 +81,17 @@ class LanguagePolygonIndex(RTreePolygonIndex):
                     regional = None
 
                     if name_key:
-                        regional = regional_languages.get((country, name_key, admin1), None)
+                        regional = get_regional_languages(country, name_key, admin1)
 
                     if code_key and not regional:
-                        regional = regional_languages.get((country, code_key, admin1_code), None)
+                        regional = get_regional_languages(country, code_key, admin1_code)
 
                     if not regional:
                         continue
 
                     languages = regional.items()
                 else:
-                    languages = official_languages[country].items()
+                    languages = get_country_languages(country)
-                    overrides = road_language_overrides.get(country)
-                    if overrides and overrides.values()[0]:
-                        languages = overrides.items()
-                    elif overrides:
-                        languages.extend(overrides.items())
 
                 properties['languages'] = [{'lang': lang, 'default': default}
                                            for lang, default in languages]