89 lines
2.1 KiB
C++
89 lines
2.1 KiB
C++
// Copyright Sam Bonifacio. All Rights Reserved.
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#include "ConfigUtils.h"
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#include "UObject/UnrealType.h"
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#include "Misc/ConfigCacheIni.h"
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#include "Misc/ConfigContext.h"
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void FConfigUtils::MigrateConfigPropertiesFromSection(UObject* Object, FString OldConfig, FString OldSectionName)
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{
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const bool bDefaultConfig = Object->GetClass()->HasAnyClassFlags(CLASS_DefaultConfig);
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const FString FileName = bDefaultConfig ? Object->GetDefaultConfigFilename() : Object->GetClass()->GetConfigName();
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const FString NewSectionName = Object->GetClass()->GetPathName();
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FString OldFileName;
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if(OldConfig.IsEmpty())
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{
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OldFileName = FileName;
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}
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else
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{
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// Load old config and get filename
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FConfigContext::ReadIntoGConfig().Load(*OldConfig, OldFileName);
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}
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bool bModified = false;
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// Iterate properties
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for ( FProperty* Property = Object->GetClass()->PropertyLink; Property; Property = Property->PropertyLinkNext )
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{
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if ( !Property->HasAnyPropertyFlags(CPF_Config) )
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{
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continue;
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}
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FArrayProperty* Array = CastField<FArrayProperty>( Property );
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FString Key;
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TArray<FString> Values;
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if(Array)
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{
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// Get array values
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if(bDefaultConfig)
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{
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Key = FString::Printf(TEXT("+%s"), *Property->GetName());
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}
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else
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{
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Key = Property->GetName();
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}
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GConfig->GetArray(*OldSectionName, *Key, Values, OldFileName);
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}
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else
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{
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// Get single value
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Key = Property->GetName();
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FString Value;
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const bool bFound = GConfig->GetString(*OldSectionName, *Key, Value, OldFileName);
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if(bFound)
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{
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Values.Add(Value);
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}
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}
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if(Values.Num() > 0)
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{
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// Add to new section
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GConfig->SetArray(*NewSectionName, *Key, Values, FileName);
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// Remove from old section
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GConfig->RemoveKey(*OldSectionName, *Key, OldFileName);
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bModified = true;
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}
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}
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if(bModified)
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{
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FConfigCacheIni* Cache = GConfig;
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// If properties were moved, flush the GConfig
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Cache->Flush(false, FileName);
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if(OldFileName != FileName)
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{
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Cache->Flush(false, OldFileName);
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}
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// Reload so that we get new values immediately
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GConfig->LoadGlobalIniFile(GGameIni, TEXT("Game"), nullptr, true);
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}
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}
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