Merge pull request #84569 from jsjtxietian/Add-ignorable-columns-to-translation-CSVs

Add support for comment (ignorable) column in translation csv

editor/import/resource_importer_csv_translation.cpp

@@ -101,9 +101,12 @@ Error ResourceImporterCSVTranslation::import(const String &p_source_file, const
 	for (int i = 1; i < line.size(); i++) {
 		String locale = TranslationServer::get_singleton()->standardize_locale(line[i]);
 
-		if (locale.is_empty()) {
+		if (line[i].left(1) == "_") {
 			skipped_locales.insert(i);
-			ERR_CONTINUE_MSG(true, vformat("Error importing CSV translation: Invalid locale format '%s', should be 'language_Script_COUNTRY_VARIANT@extra'.", line[i]));
+			continue;
+		} else if (locale.is_empty()) {
+			skipped_locales.insert(i);
+			ERR_CONTINUE_MSG(true, vformat("Error importing CSV translation: Invalid locale format '%s', should be 'language_Script_COUNTRY_VARIANT@extra'. This column will be ignored.", line[i]));
 		}
 
 		locales.push_back(locale);
@@ -117,7 +120,7 @@ Error ResourceImporterCSVTranslation::import(const String &p_source_file, const
 		line = f->get_csv_line(delimiter);
 		String key = line[0];
 		if (!key.is_empty()) {
-			ERR_CONTINUE_MSG(line.size() != locales.size() + 1, vformat("Error importing CSV translation: expected %d locale(s), but the '%s' key has %d locale(s).", locales.size(), key, line.size() - 1));
+			ERR_CONTINUE_MSG(line.size() != locales.size() + (int)skipped_locales.size() + 1, vformat("Error importing CSV translation: expected %d locale(s), but the '%s' key has %d locale(s).", locales.size(), key, line.size() - 1));
 
 			for (int i = 1; i < line.size(); i++) {
 				if (skipped_locales.has(i)) {