virtualx-engine/editor/import/resource_importer_csv_translation.cpp

/**************************************************************************/
/*  resource_importer_csv_translation.cpp                                 */
/**************************************************************************/
/*                         This file is part of:                          */
/*                             GODOT ENGINE                               */
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/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
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#include "resource_importer_csv_translation.h"

#include "core/io/file_access.h"
#include "core/io/resource_saver.h"
#include "core/string/optimized_translation.h"
#include "core/string/translation.h"

String ResourceImporterCSVTranslation::get_importer_name() const {
	return "csv_translation";
}

String ResourceImporterCSVTranslation::get_visible_name() const {
	return "CSV Translation";
}

void ResourceImporterCSVTranslation::get_recognized_extensions(List<String> *p_extensions) const {
	p_extensions->push_back("csv");
}

String ResourceImporterCSVTranslation::get_save_extension() const {
	return ""; //does not save a single resource
}

String ResourceImporterCSVTranslation::get_resource_type() const {
	return "Translation";
}

bool ResourceImporterCSVTranslation::get_option_visibility(const String &p_path, const String &p_option, const HashMap<StringName, Variant> &p_options) const {
	return true;
}

int ResourceImporterCSVTranslation::get_preset_count() const {
	return 0;
}

String ResourceImporterCSVTranslation::get_preset_name(int p_idx) const {
	return "";
}

void ResourceImporterCSVTranslation::get_import_options(const String &p_path, List<ImportOption> *r_options, int p_preset) const {
	r_options->push_back(ImportOption(PropertyInfo(Variant::BOOL, "compress"), true));
	r_options->push_back(ImportOption(PropertyInfo(Variant::INT, "delimiter", PROPERTY_HINT_ENUM, "Comma,Semicolon,Tab"), 0));
}

Error ResourceImporterCSVTranslation::import(const String &p_source_file, const String &p_save_path, const HashMap<StringName, Variant> &p_options, List<String> *r_platform_variants, List<String> *r_gen_files, Variant *r_metadata) {
	bool compress = p_options["compress"];

	String delimiter;
	switch ((int)p_options["delimiter"]) {
		case 0:
			delimiter = ",";
			break;
		case 1:
			delimiter = ";";
			break;
		case 2:
			delimiter = "\t";
			break;
	}

	Ref<FileAccess> f = FileAccess::open(p_source_file, FileAccess::READ);
	ERR_FAIL_COND_V_MSG(f.is_null(), ERR_INVALID_PARAMETER, "Cannot open file from path '" + p_source_file + "'.");

	Vector<String> line = f->get_csv_line(delimiter);
	ERR_FAIL_COND_V(line.size() <= 1, ERR_PARSE_ERROR);

	Vector<String> locales;
	Vector<Ref<Translation>> translations;
	HashSet<int> skipped_locales;

	for (int i = 1; i < line.size(); i++) {
		String locale = TranslationServer::get_singleton()->standardize_locale(line[i]);

		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'.", line[i]));
		}

		locales.push_back(locale);
		Ref<Translation> translation;
		translation.instantiate();
		translation->set_locale(locale);
		translations.push_back(translation);
	}

	do {
		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));

			for (int i = 1; i < line.size(); i++) {
				if (skipped_locales.has(i)) {
					continue;
				}
				translations.write[i - 1]->add_message(key, line[i].c_unescape());
			}
		}
	} while (!f->eof_reached());

	for (int i = 0; i < translations.size(); i++) {
		Ref<Translation> xlt = translations[i];

		if (compress) {
			Ref<OptimizedTranslation> cxl = memnew(OptimizedTranslation);
			cxl->generate(xlt);
			xlt = cxl;
		}

		String save_path = p_source_file.get_basename() + "." + translations[i]->get_locale() + ".translation";

		ResourceSaver::save(xlt, save_path);
		if (r_gen_files) {
			r_gen_files->push_back(save_path);
		}
	}

	return OK;
}

ResourceImporterCSVTranslation::ResourceImporterCSVTranslation() {
}