Function GetGRFStringFromGRFText

src/newgrf_text.cpp:599–615

* Get a C-string from a GRFText-list. If there is a translation for the * current language it is returned, otherwise the default translation * is returned. If there is neither a default nor a translation for the * current language nullptr is returned. * @param text_list The GRFTextList to get the string from. */

 * @param text_list The GRFTextList to get the string from.
 */
std::optional<std::string_view> GetGRFStringFromGRFText(const GRFTextList &text_list)
{
	std::optional<std::string_view> default_text;

	/* Search the list of lang-strings of this stringid for current lang */
	for (const auto &text : text_list) {
		if (text.langid == _current_lang_id) return text.text;

		/* If the current string is English or American, set it as the
		 * fallback language if the specific language isn't available. */
		if (text.langid == GRFLX_UNSPECIFIED || (!default_text.has_value() && (text.langid == GRFLX_ENGLISH || text.langid == GRFLX_AMERICAN))) {
			default_text = text.text;
		}
	}

	return default_text;
}

/**
 * Get a C-string from a GRFText-list. If there is a translation for the