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Diffstat (limited to 'extension/src/openvic-extension/LoadLocalisation.cpp')
| -rw-r--r-- | extension/src/openvic-extension/LoadLocalisation.cpp | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/extension/src/openvic-extension/LoadLocalisation.cpp b/extension/src/openvic-extension/LoadLocalisation.cpp new file mode 100644 index 0000000..dc7702c --- /dev/null +++ b/extension/src/openvic-extension/LoadLocalisation.cpp @@ -0,0 +1,136 @@ +#include "LoadLocalisation.hpp" + +#include <godot_cpp/classes/dir_access.hpp> +#include <godot_cpp/classes/file_access.hpp> +#include <godot_cpp/classes/translation_server.hpp> +#include <godot_cpp/variant/utility_functions.hpp> + +using namespace godot; +using namespace OpenVic; + +LoadLocalisation* LoadLocalisation::singleton = nullptr; + +void LoadLocalisation::_bind_methods() { + ClassDB::bind_method(D_METHOD("load_file", "file_path", "locale"), &LoadLocalisation::load_file); + ClassDB::bind_method(D_METHOD("load_locale_dir", "dir_path", "locale"), &LoadLocalisation::load_locale_dir); + ClassDB::bind_method(D_METHOD("load_localisation_dir", "dir_path"), &LoadLocalisation::load_localisation_dir); +} + +LoadLocalisation* LoadLocalisation::get_singleton() { + return singleton; +} + +LoadLocalisation::LoadLocalisation() { + ERR_FAIL_COND(singleton != nullptr); + singleton = this; +} + +LoadLocalisation::~LoadLocalisation() { + ERR_FAIL_COND(singleton != this); + singleton = nullptr; +} + +Error LoadLocalisation::_load_file_into_translation(String const& file_path, Ref<Translation> translation) { + const Ref<FileAccess> file = FileAccess::open(file_path, FileAccess::ModeFlags::READ); + Error err = FileAccess::get_open_error(); + if (err != OK || file.is_null()) { + UtilityFunctions::push_error("Failed to load localisation file: ", file_path); + return err == OK ? FAILED : err; + } + int line_number = 0; + while (!file->eof_reached()) { + static const String delimeter = ";"; + const PackedStringArray line = file->get_csv_line(delimeter); + line_number++; + if (line.size() < 2 || line[0].is_empty() || line[1].is_empty()) { + if (!line[0].is_empty()) { + UtilityFunctions::push_warning("Key \"", line[0], "\" missing value on line ", line_number, " in file: ", file_path); + err = FAILED; + } else if (line.size() >= 2 && !line[1].is_empty()) { + UtilityFunctions::push_warning("Value \"", line[1], "\" missing key on line ", line_number, " in file: ", file_path); + err = FAILED; + } + continue; + } + translation->add_message(line[0], line[1].c_unescape()); + } + return err; +} + +Ref<Translation> LoadLocalisation::_get_translation(String const& locale) { + TranslationServer* server = TranslationServer::get_singleton(); + if (server == nullptr) { + UtilityFunctions::push_error("Failed to get TranslationServer singleton"); + return nullptr; + } + Ref<Translation> translation = server->get_translation_object(locale); + if (translation.is_null() || translation->get_locale() != locale) { + translation.instantiate(); + translation->set_locale(locale); + server->add_translation(translation); + } + return translation; +} + +Error LoadLocalisation::load_file(String const& file_path, String const& locale) { + return _load_file_into_translation(file_path, _get_translation(locale)); +} + +/* REQUIREMENTS + * FS-18, FS-24, FS-25 + */ +Error LoadLocalisation::load_locale_dir(String const& dir_path, String const& locale) { + if (!DirAccess::dir_exists_absolute(dir_path)) { + UtilityFunctions::push_error("Locale directory does not exist: ", dir_path); + return FAILED; + } + /* This will add the locale to the list of loaded locales even if it has no + * localisation files - this is useful for testing other aspects of localisation + * such as number formatting and text direction. To disable this behaviour and + * only show non-empty localisations, move the `_get_translation` call to after + * the `files.size()` check. + */ + const Ref<Translation> translation = _get_translation(locale); + const PackedStringArray files = DirAccess::get_files_at(dir_path); + if (files.size() < 1) { + UtilityFunctions::push_error("Locale directory does not contain any files: ", dir_path); + return FAILED; + } + Error err = OK; + for (String const& file_name : files) { + if (file_name.get_extension().to_lower() == "csv") { + if (_load_file_into_translation(dir_path.path_join(file_name), translation) != OK) + err = FAILED; + } + } + return err; +} + +/* REQUIREMENTS + * FS-23 + */ +Error LoadLocalisation::load_localisation_dir(String const& dir_path) { + if (!DirAccess::dir_exists_absolute(dir_path)) { + UtilityFunctions::push_error("Localisation directory does not exist: ", dir_path); + return FAILED; + } + PackedStringArray const dirs = DirAccess::get_directories_at(dir_path); + if (dirs.size() < 1) { + UtilityFunctions::push_error("Localisation directory does not contain any sub-directories: ", dir_path); + return FAILED; + } + TranslationServer* server = TranslationServer::get_singleton(); + if (server == nullptr) { + UtilityFunctions::push_error("Failed to get TranslationServer singleton"); + return FAILED; + } + Error err = OK; + for (String const& locale_name : dirs) { + if (locale_name != server->standardize_locale(locale_name)) + UtilityFunctions::push_error("Invalid locale directory name: ", locale_name); + else if (load_locale_dir(dir_path.path_join(locale_name), locale_name) == OK) + continue; + err = FAILED; + } + return err; +} |