Method resource_to_string

compat/resource_loader_compat.cpp:446–512

}

String ResourceCompatLoader::resource_to_string(const String &p_path, bool p_skip_cr) {
	ERR_FAIL_COND_V_MSG(p_path.is_empty(), "", "Path is empty");
	String orig_path;
	String path = p_path;
	if (!FileAccess::exists(path)) {
		orig_path = path;
		path = GDRESettings::get_singleton()->get_mapped_path(path);
		if (!FileAccess::exists(path)) {
			return "ERROR: File does not exist: " + path;
		}
	}
	if (path.get_file().to_lower() == "engine.cfb" || path.get_file().to_lower() == "project.binary") {
		return ProjectConfigLoader::get_project_settings_as_string(path);
	}
	String ext = path.get_extension().to_lower();
	if (ext == "tres" || ext == "tscn" || !handles_resource(path, "")) {
		Error err;
		Ref<FileAccess> f = FileAccess::open(path, FileAccess::READ, &err);
		if (f.is_null() || err != OK) {
			if (err == ERR_UNAUTHORIZED || err == ERR_FILE_CORRUPT) {
				return "ERROR: Can't read encrypted file: " + path;
			}
			return "ERROR: Failed to open file: " + path;
		}
		auto buf = f->get_buffer(f->get_length());
		if (ext == "tres" || ext == "tscn" || gdre::detect_utf8(buf)) {
			String str;
			str.append_utf8((const char *)buf.ptr(), buf.size());
			return str;
		}
		return "ERROR: Failed to detect UTF-8 encoding for " + path;
	}

	Error err = OK;
	Ref<Resource> res = _load_for_text_conversion(path, orig_path, &err);
	if (err != OK || res.is_null()) {
		if (err == ERR_UNAUTHORIZED || err == ERR_FILE_CORRUPT) {
			return "ERROR: Can't read encrypted file: " + path;
		}
		return "ERROR: Failed to load " + path;
	}

	int64_t length = FileAccess::get_size(path);
	Ref<Script> script = res;
	if (script.is_valid()) {
		return script->get_source_code();
	}

	Ref<FileAccessBuffer> f = FileAccessBuffer::create(FileAccessBuffer::RESIZE_OPTIMIZED);
	f->reserve(length * 3);

	String save_path;
	String base_ext = path.get_basename().get_basename().get_extension();
	if (path.contains(".converted.") && (base_ext == "xml" || base_ext == "x" + path.get_extension().to_lower())) {
		ResourceFormatSaverXMLInstance saver;
		save_path = path.get_basename() + ".xml";
		err = saver.save_to_file(f, save_path, res, 0);
	} else {