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Settings: Only write out config on setting change for persistent changes

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This commit is contained in:
Jonathan G Rennison
2023-08-24 17:27:47 +01:00
parent f8c8ba2670
commit 547c00b465
8 changed files with 81 additions and 38 deletions
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85
src/settings.cpp
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@@ -2425,23 +2425,44 @@ void LoadFromConfig(bool startup)
}
/** Save the values to the configuration file */
void SaveToConfig()
void SaveToConfig(SaveToConfigFlags flags)
{
if (flags & STCF_PRIVATE) {
ConfigIniFile private_ini(_private_file);
/* If we newly create the private/secrets file, add a dummy group on top
* just so we can add a comment before it (that is how IniFile works).
* This to explain what the file is about. After doing it once, never touch
* it again, as otherwise we might be reverting user changes. */
if (!private_ini.GetGroup("private", false)) private_ini.GetGroup("private")->comment = "; This file possibly contains private information which can identify you as person.\n";
HandlePrivateSettingDescs(private_ini, IniSaveSettings, IniSaveSettingList);
SaveVersionInConfig(private_ini);
private_ini.SaveToDisk(_private_file);
}
if (flags & STCF_SECRETS) {
ConfigIniFile secrets_ini(_secrets_file);
/* If we newly create the private/secrets file, add a dummy group on top
* just so we can add a comment before it (that is how IniFile works).
* This to explain what the file is about. After doing it once, never touch
* it again, as otherwise we might be reverting user changes. */
if (!secrets_ini.GetGroup("secrets", false)) secrets_ini.GetGroup("secrets")->comment = "; Do not share this file with others, not even if they claim to be technical support.\n; This file contains saved passwords and other secrets that should remain private to you!\n";
HandleSecretsSettingDescs(secrets_ini, IniSaveSettings, IniSaveSettingList);
SaveVersionInConfig(secrets_ini);
secrets_ini.SaveToDisk(_secrets_file);
}
if ((flags & STCF_GENERIC) == 0) return;
PreTransparencyOptionSave();
ConfigIniFile generic_ini(_config_file);
ConfigIniFile private_ini(_private_file);
ConfigIniFile secrets_ini(_secrets_file);
IniFileVersion generic_version = LoadVersionFromConfig(generic_ini);
/* If we newly create the private/secrets file, add a dummy group on top
* just so we can add a comment before it (that is how IniFile works).
* This to explain what the file is about. After doing it once, never touch
* it again, as otherwise we might be reverting user changes. */
if (!private_ini.GetGroup("private", false)) private_ini.GetGroup("private")->comment = "; This file possibly contains private information which can identify you as person.\n";
if (!secrets_ini.GetGroup("secrets", false)) secrets_ini.GetGroup("secrets")->comment = "; Do not share this file with others, not even if they claim to be technical support.\n; This file contains saved passwords and other secrets that should remain private to you!\n";
if (generic_version == IFV_0) {
/* Remove some obsolete groups. These have all been loaded into other groups. */
generic_ini.RemoveGroup("patches");
@@ -2478,20 +2499,14 @@ void SaveToConfig()
}
HandleSettingDescs(generic_ini, IniSaveSettings, IniSaveSettingList);
HandlePrivateSettingDescs(private_ini, IniSaveSettings, IniSaveSettingList);
HandleSecretsSettingDescs(secrets_ini, IniSaveSettings, IniSaveSettingList);
GRFSaveConfig(generic_ini, "newgrf", _grfconfig_newgame);
GRFSaveConfig(generic_ini, "newgrf-static", _grfconfig_static);
AISaveConfig(generic_ini, "ai_players");
GameSaveConfig(generic_ini, "game_scripts");
SaveVersionInConfig(generic_ini);
SaveVersionInConfig(private_ini);
SaveVersionInConfig(secrets_ini);
generic_ini.SaveToDisk(_config_file);
private_ini.SaveToDisk(_private_file);
secrets_ini.SaveToDisk(_secrets_file);
}
/**
@@ -2568,7 +2583,7 @@ void DeleteGRFPresetFromConfig(const char *config_name)
* @param object The object the setting is in.
* @param newval The new value for the setting.
*/
void IntSettingDesc::ChangeValue(const void *object, int32 newval) const
void IntSettingDesc::ChangeValue(const void *object, int32 newval, SaveToConfigFlags ini_save_flags) const
{
int32 oldval = this->Read(object);
this->MakeValueValid(newval);
@@ -2586,7 +2601,7 @@ void IntSettingDesc::ChangeValue(const void *object, int32 newval) const
SetWindowClassesDirty(WC_GAME_OPTIONS);
if (_save_config) SaveToConfig();
if (_save_config) SaveToConfig(ini_save_flags);
}
/**
@@ -2653,6 +2668,20 @@ const SettingDesc *GetSettingFromName(const char *name)
return GetCompanySettingFromName(name);
}
SaveToConfigFlags ConfigSaveFlagsFor(const SettingDesc *sd)
{
if (sd->flags & SF_PRIVATE) return STCF_PRIVATE;
if (sd->flags & SF_SECRET) return STCF_SECRETS;
return STCF_GENERIC;
}
SaveToConfigFlags ConfigSaveFlagsUsingGameSettingsFor(const SettingDesc *sd)
{
SaveToConfigFlags flags = ConfigSaveFlagsFor(sd);
if (_game_mode != GM_MENU && !sd->save.global) flags &= ~STCF_GENERIC;
return flags;
}
/**
* Network-safe changing of settings (server-only).
* @param tile unused
@@ -2678,7 +2707,7 @@ CommandCost CmdChangeSetting(TileIndex tile, DoCommandFlag flags, uint32 p1, uin
if (flags & DC_EXEC) {
SCOPE_INFO_FMT([=], "CmdChangeSetting: %s -> %d", sd->name, p2);
sd->AsIntSetting()->ChangeValue(&GetGameSettings(), p2);
sd->AsIntSetting()->ChangeValue(&GetGameSettings(), p2, ConfigSaveFlagsUsingGameSettingsFor(sd));
}
return CommandCost();
@@ -2713,7 +2742,7 @@ CommandCost CmdChangeCompanySetting(TileIndex tile, DoCommandFlag flags, uint32
if (flags & DC_EXEC) {
SCOPE_INFO_FMT([=], "CmdChangeCompanySetting: %s -> %d", sd->name, p2);
sd->AsIntSetting()->ChangeValue(&Company::Get(_current_company)->settings, p2);
sd->AsIntSetting()->ChangeValue(&Company::Get(_current_company)->settings, p2, STCF_NONE);
}
return CommandCost();
@@ -2743,7 +2772,7 @@ bool SetSettingValue(const IntSettingDesc *sd, int32 value, bool force_newgame)
return false;
}
setting->ChangeValue(&_settings_client.company, value);
setting->ChangeValue(&_settings_client.company, value, ConfigSaveFlagsFor(setting));
return true;
}
@@ -2755,14 +2784,14 @@ bool SetSettingValue(const IntSettingDesc *sd, int32 value, bool force_newgame)
if (no_newgame && _game_mode == GM_MENU) return false;
if (setting->flags & SF_NO_NETWORK_SYNC) {
if (_game_mode != GM_MENU && !no_newgame) {
setting->ChangeValue(&_settings_newgame, value);
setting->ChangeValue(&_settings_newgame, value, ConfigSaveFlagsFor(setting));
}
setting->ChangeValue(&GetGameSettings(), value);
setting->ChangeValue(&GetGameSettings(), value, ConfigSaveFlagsUsingGameSettingsFor(setting));
return true;
}
if (force_newgame && !no_newgame) {
setting->ChangeValue(&_settings_newgame, value);
setting->ChangeValue(&_settings_newgame, value, ConfigSaveFlagsFor(setting));
return true;
}
@@ -2819,7 +2848,7 @@ bool SetSettingValue(const StringSettingDesc *sd, std::string value, bool force_
}
const void *object = (_game_mode == GM_MENU || force_newgame) ? &_settings_newgame : &_settings_game;
sd->AsStringSetting()->ChangeValue(object, value);
sd->AsStringSetting()->ChangeValue(object, value, object == &_settings_newgame ? ConfigSaveFlagsFor(sd) : STCF_NONE);
return true;
}
@@ -2829,7 +2858,7 @@ bool SetSettingValue(const StringSettingDesc *sd, std::string value, bool force_
* @param object The object the setting is in.
* @param newval The new value for the setting.
*/
void StringSettingDesc::ChangeValue(const void *object, std::string &newval) const
void StringSettingDesc::ChangeValue(const void *object, std::string &newval, SaveToConfigFlags ini_save_flags) const
{
this->MakeValueValid(newval);
if (this->pre_check != nullptr && !this->pre_check(newval)) return;
@@ -2837,7 +2866,7 @@ void StringSettingDesc::ChangeValue(const void *object, std::string &newval) con
this->Write(object, newval);
if (this->post_callback != nullptr) this->post_callback(newval);
if (_save_config) SaveToConfig();
if (_save_config) SaveToConfig(ini_save_flags);
}
uint GetSettingIndexByFullName(const char *name)