void loadgame::load_multiplayer_game()
{
show_dialog(false, false);
if (filename_.empty())
throw load_game_cancelled_exception();
std::string error_log;
{
cursor::setter cur(cursor::WAIT);
log_scope("load_game");
read_save_file(filename_, load_config_, &error_log);
copy_era(load_config_);
gamestate_ = saved_game(load_config_);
}
if(!error_log.empty()) {
gui2::show_error_message(gui_.video(),
_("The file you have tried to load is corrupt: '") +
error_log);
throw load_game_cancelled_exception();
}
if(gamestate_.classification().campaign_type != game_classification::MULTIPLAYER) {
gui2::show_transient_error_message(gui_.video(), _("This is not a multiplayer save."));
throw load_game_cancelled_exception();
}
check_version_compatibility();
}
void loadgame::check_version_compatibility()
{
if (gamestate_.classification().version == game_config::version) {
return;
}
const version_info save_version = gamestate_.classification().version;
const version_info &wesnoth_version = game_config::wesnoth_version;
// Even minor version numbers indicate stable releases which are
// compatible with each other.
if (wesnoth_version.minor_version() % 2 == 0 &&
wesnoth_version.major_version() == save_version.major_version() &&
wesnoth_version.minor_version() == save_version.minor_version())
{
return;
}
// Do not load if too old. If either the savegame or the current
// game has the version 'test', load. This 'test' version is never
// supposed to occur, except when Soliton is testing MP servers.
if (save_version < game_config::min_savegame_version &&
save_version != game_config::test_version &&
wesnoth_version != game_config::test_version)
{
gui2::show_message(gui_.video(), "", _("This save is from a version too old to be loaded."));
throw load_game_cancelled_exception();
}
const int res = gui2::show_message(gui_.video(), "", _("This save is from a different version of the game. Do you want to try to load it?"),
gui2::tmessage::yes_no_buttons);
if(res == gui2::twindow::CANCEL) {
throw load_game_cancelled_exception();
}
}
void loadgame::load_multiplayer_game(hero_map& heros, hero_map& heros_start)
{
show_dialog(false, false);
if (filename_.empty())
throw load_game_cancelled_exception();
std::string error_log;
{
cursor::setter cur(cursor::WAIT);
log_scope("load_game");
manager::read_save_file(filename_, NULL, &load_config_, &heros_start, &replay_data_, &heros, &error_log);
copy_era(load_config_);
gamestate_ = game_state(load_config_, replay_data_);
}
if(!error_log.empty()) {
gui2::show_error_message(gui_.video(),
_("The file you have tried to load is corrupt: '") +
error_log);
throw load_game_cancelled_exception();
}
if(gamestate_.classification().campaign_type != "multiplayer") {
gui2::show_message(gui_.video(), "", _("This is not a multiplayer save"));
throw load_game_cancelled_exception();
}
check_version_compatibility();
}
void loadgame::check_version_compatibility()
{
if (gamestate_.classification().version == game_config::version) {
return;
}
const version_info save_version = gamestate_.classification().version;
const version_info &wesnoth_version = game_config::wesnoth_version;
// If the version isn't good, it probably isn't a compatible stable one,
// and the following comparisons would throw.
if (!save_version.good()) {
const std::string message = _("The save has corrupt version information ($version_number|) and cannot be loaded.");
utils::string_map symbols;
symbols["version_number"] = gamestate_.classification().version;
gui2::show_error_message(gui_.video(), utils::interpolate_variables_into_string(message, &symbols));
throw load_game_cancelled_exception();
}
// Even minor version numbers indicate stable releases which are
// compatible with each other.
if (wesnoth_version.minor_version() % 2 == 0 &&
wesnoth_version.major_version() == save_version.major_version() &&
wesnoth_version.minor_version() == save_version.minor_version())
{
return;
}
// Do not load if too old. If either the savegame or the current
// game has the version 'test', load. This 'test' version is never
// supposed to occur, except when Soliton is testing MP servers.
if (save_version < game_config::min_savegame_version &&
save_version != game_config::test_version &&
wesnoth_version != game_config::test_version)
{
const std::string message = _("This save is from an old, unsupported version ($version_number|) and cannot be loaded.");
utils::string_map symbols;
symbols["version_number"] = save_version.str();
gui2::show_error_message(gui_.video(), utils::interpolate_variables_into_string(message, &symbols));
throw load_game_cancelled_exception();
}
int res = gui2::twindow::OK;
if(preferences::confirm_load_save_from_different_version()) {
const std::string message = _("This save is from a different version of the game ($version_number|). Do you wish to try to load it?");
utils::string_map symbols;
symbols["version_number"] = save_version.str();
res = gui2::show_message(gui_.video(), _("Load Game"), utils::interpolate_variables_into_string(message, &symbols),
gui2::tmessage::yes_no_buttons);
}
if(res == gui2::twindow::CANCEL) {
throw load_game_cancelled_exception();
}
}
void loadgame::load_game(
const std::string& filename
, const bool show_replay
, const bool cancel_orders
, const bool select_difficulty
, const std::string& difficulty)
{
filename_ = filename;
difficulty_ = difficulty;
select_difficulty_ = select_difficulty;
if (filename_.empty()){
show_dialog(show_replay, cancel_orders);
}
else{
show_replay_ = show_replay;
cancel_orders_ = cancel_orders;
}
if (filename_.empty())
throw load_game_cancelled_exception();
if (select_difficulty_)
show_difficulty_dialog();
std::string error_log;
read_save_file(filename_, load_config_, &error_log);
convert_old_saves(load_config_);
if(!error_log.empty()) {
try {
gui2::show_error_message(gui_.video(),
_("Warning: The file you have tried to load is corrupt. Loading anyway.\n") +
error_log);
} catch (utf8::invalid_utf8_exception&) {
gui2::show_error_message(gui_.video(),
_("Warning: The file you have tried to load is corrupt. Loading anyway.\n") +
std::string("(UTF-8 ERROR)"));
}
}
if (!difficulty_.empty()){
load_config_["difficulty"] = difficulty_;
}
#if 0
gamestate_.classification().campaign_define = load_config_["campaign_define"].str();
gamestate_.classification().campaign_type = lexical_cast_default<game_classification::CAMPAIGN_TYPE> (load_config_["campaign_type"].str(), game_classification::SCENARIO);
gamestate_.classification().campaign_xtra_defines = utils::split(load_config_["campaign_extra_defines"]);
gamestate_.classification().version = load_config_["version"].str();
gamestate_.classification().difficulty = load_config_["difficulty"].str();
#else
// read classification to for loading the game_config config object.
gamestate_.classification() = game_classification(load_config_);
#endif
check_version_compatibility();
}
void loadgame::show_difficulty_dialog()
{
create_save_info creator;
save_info info = creator(filename_);
const config& cfg_summary = info.summary();
if ( cfg_summary["corrupt"].to_bool() || (cfg_summary["replay"].to_bool() && !cfg_summary["snapshot"].to_bool(true))
|| (!cfg_summary["turn"].empty()) )
return;
const config::const_child_itors &campaigns = game_config_.child_range("campaign");
std::vector<std::string> difficulty_descriptions;
std::vector<std::string> difficulties;
BOOST_FOREACH(const config &campaign, campaigns)
{
if (campaign["id"] == cfg_summary["campaign"]) {
difficulty_descriptions = utils::split(campaign["difficulty_descriptions"], ';');
difficulties = utils::split(campaign["difficulties"], ',');
break;
}
}
if (difficulty_descriptions.empty())
return;
#if 0
int default_difficulty = -1;
for (size_t i = 0; i < difficulties.size(); i++) {
if (difficulties[i] == cfg_summary["difficulty"]) {
default_difficulty = i;
break;
}
}
#endif
gui2::tcampaign_difficulty difficulty_dlg(difficulty_descriptions);
difficulty_dlg.show(gui_.video());
if (difficulty_dlg.get_retval() != gui2::twindow::OK) {
throw load_game_cancelled_exception();
}
difficulty_ = difficulties[difficulty_dlg.selected_index()];
}
void loadgame::load_game(
const std::string& filename
, const bool show_replay
, const bool cancel_orders)
{
filename_ = filename;
if (filename_.empty()){
show_dialog(show_replay, cancel_orders);
}
else{
show_replay_ = show_replay;
cancel_orders_ = cancel_orders;
}
if (filename_.empty())
throw load_game_cancelled_exception();
std::string error_log;
manager::read_save_file(filename_, load_config_, &error_log);
if(!error_log.empty()) {
try {
gui2::show_error_message(gui_.video(),
_("Warning: The file you have tried to load is corrupt. Loading anyway.\n") +
error_log);
} catch (utils::invalid_utf8_exception&) {
gui2::show_error_message(gui_.video(),
_("Warning: The file you have tried to load is corrupt. Loading anyway.\n") +
std::string("(UTF-8 ERROR)"));
}
}
gamestate_.classification().difficulty = load_config_["difficulty"].str();
gamestate_.classification().campaign_define = load_config_["campaign_define"].str();
gamestate_.classification().campaign_type = load_config_["campaign_type"].str();
gamestate_.classification().campaign_xtra_defines = utils::split(load_config_["campaign_extra_defines"]);
gamestate_.classification().version = load_config_["version"].str();
check_version_compatibility();
}
void loadgame::load_game(std::string& filename, bool show_replay, bool allow_network, hero_map& heros, hero_map* heros_start)
{
filename_ = filename;
if (filename_.empty()){
show_dialog(show_replay, allow_network);
} else {
show_replay_ = show_replay;
}
if (filename_.empty())
throw load_game_cancelled_exception();
std::string error_log;
manager::read_save_file(filename_, NULL, &load_config_, heros_start, &replay_data_, &heros, &error_log);
if(!error_log.empty()) {
try {
gui2::show_error_message(gui_.video(),
_("Warning: The file you have tried to load is corrupt. Loading anyway.\n") +
error_log);
} catch (utils::invalid_utf8_exception&) {
gui2::show_error_message(gui_.video(),
_("Warning: The file you have tried to load is corrupt. Loading anyway.\n") +
std::string("(UTF-8 ERROR)"));
}
}
gamestate_.classification().create = load_config_["create"].to_long();
gamestate_.classification().duration = load_config_["duration"].to_int();
gamestate_.classification().hash = load_config_["hash"].to_int();
gamestate_.classification().campaign_define = load_config_["campaign_define"].str();
gamestate_.classification().campaign = load_config_["campaign"].str();
gamestate_.classification().campaign_type = load_config_["campaign_type"].str();
gamestate_.classification().version = load_config_["version"].str();
check_version_compatibility();
}