maket online

Plugins/manageTextFile/Source/manageTextFile/Private/manageTextFileBPLibrary.cpp

@@ -1,6 +1,7 @@
 // Copyright Epic Games, Inc. All Rights Reserved.
 
 #include "manageTextFileBPLibrary.h"
+#include "Kismet/KismetStringLibrary.h"
 #include "manageTextFile.h"
 
 UmanageTextFileBPLibrary::UmanageTextFileBPLibrary(const FObjectInitializer& ObjectInitializer)
@@ -72,4 +73,36 @@ bool UmanageTextFileBPLibrary::readFile(FString Path, FString FileName,FString &
 	FString fullpath = Path + "\\" + FileName;
 	return FFileHelper::LoadFileToString(Str, *fullpath);
 	
-} 
+} 
+
+bool UmanageTextFileBPLibrary::parseIniFile(FString Path, FString FileName, TMap<FString, FString>& Pairs) {
+	FString outstr;
+	readFile(Path, FileName, outstr);
+	FJsonSerializableArray arr;
+	outstr.ParseIntoArrayLines(arr);
+	for (auto& a : arr) {
+		a.TrimStartAndEndInline();
+		if (a.StartsWith("#") || a.StartsWith(";")) continue;
+		FString k;
+		FString v;
+		if (!a.Split(L"=", &k, &v)) continue;
+		k.TrimStartAndEndInline();
+		v.TrimStartAndEndInline();
+		Pairs.Add(k, v);
+	}
+	return !Pairs.IsEmpty();
+}
+
+FString UmanageTextFileBPLibrary::getValueFromIniFile(FString Path, FString FileName, FString Key, bool& exists, int& asInt, double& asFloat) {
+	TMap<FString, FString> pairs;
+	parseIniFile(Path, FileName, pairs);
+	const auto out=pairs.Find(Key);
+	if (!out) {
+		exists = false;
+		return FString();
+	}
+	asInt = UKismetStringLibrary::Conv_StringToInt(*out);
+	asFloat = UKismetStringLibrary::Conv_StringToDouble(*out);
+	exists = true;
+	return *out;
+}

Plugins/manageTextFile/Source/manageTextFile/Public/manageTextFileBPLibrary.h

@@ -40,4 +40,11 @@ class UmanageTextFileBPLibrary : public UBlueprintFunctionLibrary
 		static bool DeleteFile(FString Path, FString FileName);
 	UFUNCTION(BlueprintCallable, Category = "manageTextFile")
 		static bool readFile(FString Path, FString FileName, FString & Str);
+		
+		/*# or ; at line begin is comment. line-by-line key=value.*/
+		UFUNCTION(BlueprintCallable, Category = "manageTextFile")
+		static bool parseIniFile(FString Path, FString FileName, TMap<FString, FString>& Pairs);
+		/*# or ; at line begin is comment. line-by-line key=value.*/
+		UFUNCTION(BlueprintCallable, Category = "manageTextFile")
+		static FString getValueFromIniFile(FString Path, FString FileName, FString Key, bool& exists, int& asInt, double& asFloat);
 };