88 lines
2.8 KiB
C#
88 lines
2.8 KiB
C#
using Newtonsoft.Json;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Management;
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using System.Security.Cryptography;
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using System.Text;
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using System.Threading.Tasks;
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namespace Pilz.Cryptography
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{
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public class UniquieID<TargetType> : UniquieID
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{
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public UniquieID() : base()
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{
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}
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public UniquieID(bool autoGenerate) : base(autoGenerate)
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{
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}
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protected override string GenerateSimple()
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{
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return typeof(TargetType).ToString() + base.GenerateSimple();
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}
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protected override string GenerateDefault()
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{
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return GenerateUniquieID<TargetType>(string.Empty);
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}
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public override int GetHashCode()
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{
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return base.GetHashCode();
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}
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public override bool Equals(object obj)
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{
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return base.Equals(obj);
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}
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#region Statics for Generation
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private static string GenerateUniquieID<T>(string var)
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{
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var sn = TryGetSerialNumberOfFirstHardDrive();
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var dateTime = DateTime.UtcNow.ToString("yyyyMMddHHmmssfffffff");
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var type = typeof(T).ToString();
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var together = sn + dateTime + type + var;
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var md5 = MD5.Create();
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var hash = BitConverter.ToString(md5.ComputeHash(Encoding.Default.GetBytes(together))).Replace("-", string.Empty);
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md5.Dispose();
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return hash;
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}
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private static string Win32_PhysicalMedia_SerialNumber = null;
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private static string TryGetSerialNumberOfFirstHardDrive()
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{
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if (Win32_PhysicalMedia_SerialNumber == null)
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{
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var searcher = new ManagementObjectSearcher("SELECT * FROM Win32_PhysicalMedia");
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var sn = string.Empty;
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foreach (ManagementObject wmi_HD in searcher.Get())
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{
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if (string.IsNullOrEmpty(sn) && wmi_HD["SerialNumber"] != null)
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sn = wmi_HD["SerialNumber"].ToString().Trim();
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}
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Win32_PhysicalMedia_SerialNumber = sn;
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}
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return Win32_PhysicalMedia_SerialNumber;
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}
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#endregion
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public static implicit operator string(UniquieID<TargetType> id) => id.ID;
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public static implicit operator UniquieID<TargetType>(string id) => new UniquieID<TargetType>() { ID = id };
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public static implicit operator UniquieID<TargetType>(int id) => new UniquieID<TargetType>() { ID = Convert.ToString(id) };
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public static bool operator ==(UniquieID<TargetType> left, UniquieID<TargetType> right) => left.ID.Equals(right.ID);
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public static bool operator !=(UniquieID<TargetType> left, UniquieID<TargetType> right) => !left.ID.Equals(right.ID);
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}
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}
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