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Copy pathKeyValue.cs
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332 lines (283 loc) · 9 KB
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using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
namespace System.Application.Models
{
public enum UserStatType
{
Invalid = 0,
Integer = 1,
Float = 2,
AverageRate = 3,
Achievements = 4,
GroupAchievements = 5,
}
public class KeyValue
{
private static readonly KeyValue _Invalid = new KeyValue();
public string Name = "<root>";
public KeyValueType Type = KeyValueType.None;
public object Value;
public bool Valid;
public List<KeyValue> Children = null;
public KeyValue this[string key]
{
get
{
if (this.Children == null)
{
return _Invalid;
}
var child = this.Children.SingleOrDefault(
c => string.Compare(c.Name, key, StringComparison.InvariantCultureIgnoreCase) == 0);
if (child == null)
{
return _Invalid;
}
return child;
}
}
public string AsString(string defaultValue)
{
if (this.Valid == false)
{
return defaultValue;
}
if (this.Value == null)
{
return defaultValue;
}
return this.Value.ToString();
}
public int AsInteger(int defaultValue)
{
if (this.Valid == false)
{
return defaultValue;
}
switch (this.Type)
{
case KeyValueType.String:
case KeyValueType.WideString:
{
if (int.TryParse((string)this.Value, out int value) == false)
{
return defaultValue;
}
return value;
}
case KeyValueType.Int32:
{
return (int)this.Value;
}
case KeyValueType.Float32:
{
return (int)((float)this.Value);
}
case KeyValueType.UInt64:
{
return (int)((ulong)this.Value & 0xFFFFFFFF);
}
}
return defaultValue;
}
public float AsFloat(float defaultValue)
{
if (this.Valid == false)
{
return defaultValue;
}
switch (this.Type)
{
case KeyValueType.String:
case KeyValueType.WideString:
{
if (float.TryParse((string)this.Value, out float value) == false)
{
return defaultValue;
}
return value;
}
case KeyValueType.Int32:
{
return (int)this.Value;
}
case KeyValueType.Float32:
{
return (float)this.Value;
}
case KeyValueType.UInt64:
{
return (ulong)this.Value & 0xFFFFFFFF;
}
}
return defaultValue;
}
public bool AsBoolean(bool defaultValue)
{
if (this.Valid == false)
{
return defaultValue;
}
switch (Type)
{
case KeyValueType.String:
case KeyValueType.WideString:
{
if (int.TryParse((string)this.Value, out int value) == false)
{
return defaultValue;
}
return value != 0;
}
case KeyValueType.Int32:
{
return ((int)this.Value) != 0;
}
case KeyValueType.Float32:
{
return ((int)((float)this.Value)) != 0;
}
case KeyValueType.UInt64:
{
return ((ulong)this.Value) != 0;
}
}
return defaultValue;
}
public override string ToString()
{
if (this.Valid == false)
{
return "<invalid>";
}
if (this.Type == KeyValueType.None)
{
return this.Name;
}
return string.Format(
System.Globalization.CultureInfo.CurrentCulture,
"{0} = {1}",
this.Name,
this.Value);
}
public static KeyValue LoadAsBinary(string path)
{
if (File.Exists(path) == false)
{
return null;
}
try
{
using var input = File.Open(path, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
var kv = new KeyValue();
if (kv.ReadAsBinary(input) == false)
{
return null;
}
return kv;
}
catch (Exception)
{
return null;
}
}
public bool ReadAsBinary(Stream input)
{
this.Children = new List<KeyValue>();
try
{
while (true)
{
var type = (KeyValueType)input.ReadValueU8();
if (type == KeyValueType.End)
{
break;
}
var current = new KeyValue
{
Type = type,
Name = input.ReadStringUnicode(),
};
switch (type)
{
case KeyValueType.None:
{
current.ReadAsBinary(input);
break;
}
case KeyValueType.String:
{
current.Valid = true;
current.Value = input.ReadStringUnicode();
break;
}
case KeyValueType.WideString:
{
throw new FormatException("wstring is unsupported");
}
case KeyValueType.Int32:
{
current.Valid = true;
current.Value = input.ReadValueS32();
break;
}
case KeyValueType.UInt64:
{
current.Valid = true;
current.Value = input.ReadValueU64();
break;
}
case KeyValueType.Float32:
{
current.Valid = true;
current.Value = input.ReadValueF32();
break;
}
case KeyValueType.Color:
{
current.Valid = true;
current.Value = input.ReadValueU32();
break;
}
case KeyValueType.Pointer:
{
current.Valid = true;
current.Value = input.ReadValueU32();
break;
}
default:
{
throw new FormatException();
}
}
if (input.Position >= input.Length)
{
throw new FormatException();
}
this.Children.Add(current);
}
this.Valid = true;
return input.Position == input.Length;
}
catch (Exception)
{
return false;
}
}
}
public enum KeyValueType : byte
{
None = 0,
String = 1,
Int32 = 2,
Float32 = 3,
Pointer = 4,
WideString = 5,
Color = 6,
UInt64 = 7,
End = 8,
}
}