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) 2007-2020 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md).   */
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#include "resource_importer_csv_translation.h"

#include "core/compressed_translation.h"
#include "core/io/resource_saver.h"
#include "core/os/file_access.h"
#include "core/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_option, const Map<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(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 Map<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;
	}

	FileAccessRef f = FileAccess::open(p_source_file, FileAccess::READ);

	ERR_FAIL_COND_V_MSG(!f, 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;

	for (int i = 1; i < line.size(); i++) {
		String locale = line[i];
		ERR_FAIL_COND_V_MSG(!TranslationServer::is_locale_valid(locale), ERR_PARSE_ERROR, "Error importing CSV translation: '" + locale + "' is not a valid locale.");

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

	line = f->get_csv_line(delimiter);

	while (line.size() == locales.size() + 1) {
		String key = line[0];
		if (key != "") {
			for (int i = 1; i < line.size(); i++) {
				translations.write[i - 1]->add_message(key, line[i].c_unescape());
			}
		}

		line = f->get_csv_line(delimiter);
	}

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

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

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

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

	return OK;
}

ResourceImporterCSVTranslation::ResourceImporterCSVTranslation() {
}