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<feat> + Unicode,UnicodeDe

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nsnail 2022-12-16 23:11:06 +08:00
parent 9ae1046dca
commit 09352ac5ea
3 changed files with 76 additions and 53 deletions
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21
src/Extensions/ByteExtensions.cs
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@ -12,7 +12,6 @@ public static class ByteExtensions
return Convert.ToBase64String(me); return Convert.ToBase64String(me);
} }
/// <summary> /// <summary>
/// 将字节数组解码成字符串 /// 将字节数组解码成字符串
/// </summary> /// </summary>
@ -24,7 +23,6 @@ public static class ByteExtensions
return e.GetString(me); return e.GetString(me);
} }
/// <summary> /// <summary>
/// 将字节数组解码成字符串 /// 将字节数组解码成字符串
/// </summary> /// </summary>
@ -41,12 +39,21 @@ public static class ByteExtensions
/// <param name="me"></param> /// <param name="me"></param>
/// <param name="upperCase">是否大写</param> /// <param name="upperCase">是否大写</param>
/// <param name="splitShar">字节间分隔符</param> /// <param name="splitShar">字节间分隔符</param>
/// <param name="splitInterval">分隔符跳跃字节数</param>
/// <returns></returns> /// <returns></returns>
public static string String(this byte[] me, bool upperCase = true, string splitShar = null) public static string String(this IEnumerable<byte> me, bool upperCase = true, string splitShar = ""
, int splitInterval = 1)
{ {
var ret = BitConverter.ToString(me); var sb = new StringBuilder();
if (!upperCase) ret = ret.ToLower(); var i = 0;
if (splitShar != "-") ret = ret.Replace("-", splitShar ?? string.Empty); foreach (var c in me.Select(x => x.ToString(upperCase ? "X2" : "x2"))) {
return ret; if (i++ % splitInterval == 0) {
sb.Append(splitShar);
}
sb.Append(c);
}
return sb.ToString();
} }
} }

100
src/Extensions/StringExtensions.cs
View File

@ -1,31 +1,15 @@
// ReSharper disable UnusedMember.Global // ReSharper disable UnusedMember.Global
using System.Security.Cryptography; using System.Security.Cryptography;
using System.Text.Json; using System.Text.Json;
namespace NSExt.Extensions; namespace NSExt.Extensions;
public static class StringExtensions public static partial class StringExtensions
{ {
private static readonly JsonSerializerOptions _defaultJsonSerializerOptions private static readonly JsonSerializerOptions _defaultJsonSerializerOptions
= default(JsonSerializerOptions).NewJsonSerializerOptions(); = default(JsonSerializerOptions).NewJsonSerializerOptions();
/// <summary>
/// MD5 hmac编码
/// </summary>
/// <param name="me">字符串</param>
/// <param name="key">密钥</param>
/// <param name="e">字符串使用的编码</param>
/// <returns>hash摘要的16进制文本形式（无连字符小写）</returns>
private static string Md5Hmac(this string me, string key, Encoding e)
{
using var md5Hmac = new HMACMD5(e.GetBytes(key));
return BitConverter.ToString(md5Hmac.ComputeHash(e.GetBytes(me)))
.Replace("-", string.Empty)
.ToLower(CultureInfo.CurrentCulture);
}
/// <summary> /// <summary>
/// aes加密 /// aes加密
/// </summary> /// </summary>
@ -47,7 +31,6 @@ public static class StringExtensions
return decrypted.Base64(); return decrypted.Base64();
} }
/// <summary> /// <summary>
/// aes解密 /// aes解密
/// </summary> /// </summary>
@ -98,7 +81,7 @@ public static class StringExtensions
/// <returns>解码后的原始字符串</returns> /// <returns>解码后的原始字符串</returns>
public static string Base64De(this string me, Encoding e) public static string Base64De(this string me, Encoding e)
{ {
return e.GetString(Base64De(me)); return e.GetString(me.Base64De());
} }
/// <summary> /// <summary>
@ -156,7 +139,6 @@ public static class StringExtensions
: ret; : ret;
} }
/// <summary> /// <summary>
/// 将字符串转换成日期对象 /// 将字符串转换成日期对象
/// </summary> /// </summary>
@ -178,7 +160,6 @@ public static class StringExtensions
return decimal.Parse(me, CultureInfo.CurrentCulture); return decimal.Parse(me, CultureInfo.CurrentCulture);
} }
/// <summary> /// <summary>
/// 尝试将字符串转为decimal /// 尝试将字符串转为decimal
/// </summary> /// </summary>
@ -190,7 +171,6 @@ public static class StringExtensions
return !decimal.TryParse(me, out var ret) ? def : ret; return !decimal.TryParse(me, out var ret) ? def : ret;
} }
/// <summary> /// <summary>
/// string to double /// string to double
/// </summary> /// </summary>
@ -212,7 +192,6 @@ public static class StringExtensions
return (T)System.Enum.Parse(typeof(T), name, true); return (T)System.Enum.Parse(typeof(T), name, true);
} }
/// <summary> /// <summary>
/// 将字符串转换成枚举对象 /// 将字符串转换成枚举对象
/// </summary> /// </summary>
@ -235,7 +214,6 @@ public static class StringExtensions
return float.Parse(me, CultureInfo.CurrentCulture); return float.Parse(me, CultureInfo.CurrentCulture);
} }
/// <summary> /// <summary>
/// 将字符串转为guid /// 将字符串转为guid
/// </summary> /// </summary>
@ -257,7 +235,6 @@ public static class StringExtensions
return System.Guid.TryParse(me, out var ret) ? ret : def; return System.Guid.TryParse(me, out var ret) ? ret : def;
} }
/// <summary> /// <summary>
/// 将字符串转换成字节数组形式 /// 将字符串转换成字节数组形式
/// </summary> /// </summary>
@ -268,6 +245,7 @@ public static class StringExtensions
{ {
return e.GetBytes(me); return e.GetBytes(me);
} }
//public static byte[] TextHex(this string me,)
/// <summary> /// <summary>
/// 将字符串转换成字节数组形式 /// 将字符串转换成字节数组形式
@ -279,7 +257,6 @@ public static class StringExtensions
return me.Hex(Encoding.UTF8); return me.Hex(Encoding.UTF8);
} }
/// <summary> /// <summary>
/// 对一个字符串进行sha1 hash运算 /// 对一个字符串进行sha1 hash运算
/// </summary> /// </summary>
@ -337,7 +314,6 @@ public static class StringExtensions
return !int.TryParse(me, out var ret) ? def : ret; return !int.TryParse(me, out var ret) ? def : ret;
} }
/// <summary> /// <summary>
/// string to Int64 /// string to Int64
/// </summary> /// </summary>
@ -369,7 +345,6 @@ public static class StringExtensions
return BitConverter.ToInt32(me.Split('.').Select(byte.Parse).Reverse().ToArray(), 0); return BitConverter.ToInt32(me.Split('.').Select(byte.Parse).Reverse().ToArray(), 0);
} }
/// <summary> /// <summary>
/// 是否base64字符串 /// 是否base64字符串
/// </summary> /// </summary>
@ -380,15 +355,23 @@ public static class StringExtensions
// 一个合法的Base64，有着以下特征： // 一个合法的Base64，有着以下特征：
// 字符串的长度为4的整数倍。 // 字符串的长度为4的整数倍。
// 字符串的符号取值只能在A -Z, a -z, 0 -9, +, /, =共计65个字符中，且 = 如果出现就必须在结尾出现。 // 字符串的符号取值只能在A -Z, a -z, 0 -9, +, /, =共计65个字符中，且 = 如果出现就必须在结尾出现。
if (!me.All(x => x.IsBase64Character())) return false; if (!me.All(x => x.IsBase64Character())) {
if (me.Length % 4 != 0) return false; return false;
}
if (me.Length % 4 != 0) {
return false;
}
var firstEqualSignPos = me.IndexOf('='); var firstEqualSignPos = me.IndexOf('=');
if (firstEqualSignPos < 0) return true; if (firstEqualSignPos < 0) {
return true;
}
var lastEqualSignPos = me.LastIndexOf('='); var lastEqualSignPos = me.LastIndexOf('=');
return lastEqualSignPos == me.Length - 1 && me[firstEqualSignPos..lastEqualSignPos].All(x => x == '='); return lastEqualSignPos == me.Length - 1 && me[firstEqualSignPos..lastEqualSignPos].All(x => x == '=');
} }
/// <summary> /// <summary>
/// 中文姓名打马赛克 /// 中文姓名打马赛克
/// </summary> /// </summary>
@ -396,7 +379,9 @@ public static class StringExtensions
/// <returns></returns> /// <returns></returns>
public static string MaskChineseName(this string me) public static string MaskChineseName(this string me)
{ {
if (me.Length == 2) return "*" + me[1..]; if (me.Length == 2) {
return "*" + me[1..];
}
return me[..1] + "*" + me[^1..]; return me[..1] + "*" + me[^1..];
} }
@ -411,7 +396,6 @@ public static class StringExtensions
return new Regex(@"^(\d{3})\d{4}(\d{4})$").Replace(me, "$1****$2"); return new Regex(@"^(\d{3})\d{4}(\d{4})$").Replace(me, "$1****$2");
} }
/// <summary> /// <summary>
/// 对一个字符串进行md5hash运算 /// 对一个字符串进行md5hash运算
/// </summary> /// </summary>
@ -437,7 +421,6 @@ public static class StringExtensions
return me.AsEnumerable().NullOrEmpty() ? defVal : me; return me.AsEnumerable().NullOrEmpty() ? defVal : me;
} }
/// <summary> /// <summary>
/// null或空白字符 /// null或空白字符
/// </summary> /// </summary>
@ -459,7 +442,6 @@ public static class StringExtensions
return JsonSerializer.Deserialize<T>(me, options ?? _defaultJsonSerializerOptions); return JsonSerializer.Deserialize<T>(me, options ?? _defaultJsonSerializerOptions);
} }
/// <summary> /// <summary>
/// 反序列化一个文件获得指定类型的数据对象 /// 反序列化一个文件获得指定类型的数据对象
/// </summary> /// </summary>
@ -472,7 +454,6 @@ public static class StringExtensions
return JsonSerializer.Deserialize(me, type, options ?? _defaultJsonSerializerOptions); return JsonSerializer.Deserialize(me, type, options ?? _defaultJsonSerializerOptions);
} }
/// <summary> /// <summary>
/// 生成密码 /// 生成密码
/// </summary> /// </summary>
@ -503,7 +484,6 @@ public static class StringExtensions
return me.Replace("\r", "").Replace("\n", ""); return me.Replace("\r", "").Replace("\n", "");
} }
/// <summary> /// <summary>
/// 对一个字符串进行sha1 hash运算 /// 对一个字符串进行sha1 hash运算
/// </summary> /// </summary>
@ -518,7 +498,6 @@ public static class StringExtensions
.ToLower(CultureInfo.CurrentCulture); .ToLower(CultureInfo.CurrentCulture);
} }
/// <summary> /// <summary>
/// 蛇形命名 /// 蛇形命名
/// </summary> /// </summary>
@ -529,7 +508,6 @@ public static class StringExtensions
return Regex.Replace(me, "([A-Z])", "-$1").ToLower().TrimStart('-'); return Regex.Replace(me, "([A-Z])", "-$1").ToLower().TrimStart('-');
} }
/// <summary> /// <summary>
/// 截取指定长度的字符串，代替substring /// 截取指定长度的字符串，代替substring
/// </summary> /// </summary>
@ -539,7 +517,10 @@ public static class StringExtensions
/// <returns></returns> /// <returns></returns>
public static string Sub(this string me, int startIndex, int length) public static string Sub(this string me, int startIndex, int length)
{ {
if (startIndex + length > me.Length) length = me.Length - startIndex; if (startIndex + length > me.Length) {
length = me.Length - startIndex;
}
return me.Substring(startIndex, length); return me.Substring(startIndex, length);
} }
@ -562,9 +543,23 @@ public static class StringExtensions
{ {
var ret = me.Replace(" ", " "); var ret = me.Replace(" ", " ");
// ReSharper disable once TailRecursiveCall // ReSharper disable once TailRecursiveCall
return ret == me ? ret : TrimSpaces(ret); return ret == me ? ret : ret.TrimSpaces();
} }
/// <summary>
/// 将\ux0000 、 %u0000 、 &#x0000; 编码转换成可读字符串
/// </summary>
/// <param name="me"></param>
/// <returns></returns>
public static string UnicodeDe(this string me)
{
const string replacement = "&#x$1;";
if (me.Contains(@"\u")) {
return RegexBacksLantUnicode().Replace(me, replacement).HtmlDe();
}
return me.Contains(@"%u") ? RegexPercentUnicode().Replace(me, replacement).HtmlDe() : me.HtmlDe();
}
/// <summary> /// <summary>
/// url编码 /// url编码
@ -585,4 +580,25 @@ public static class StringExtensions
{ {
return Uri.UnescapeDataString(me); return Uri.UnescapeDataString(me);
} }
/// <summary>
/// MD5 hmac编码
/// </summary>
/// <param name="me">字符串</param>
/// <param name="key">密钥</param>
/// <param name="e">字符串使用的编码</param>
/// <returns>hash摘要的16进制文本形式（无连字符小写）</returns>
private static string Md5Hmac(this string me, string key, Encoding e)
{
using var md5Hmac = new HMACMD5(e.GetBytes(key));
return BitConverter.ToString(md5Hmac.ComputeHash(e.GetBytes(me)))
.Replace("-", string.Empty)
.ToLower(CultureInfo.CurrentCulture);
}
[GeneratedRegex("\\\\u([a-fA-F0-9]{4})")]
private static partial Regex RegexBacksLantUnicode();
[GeneratedRegex("\\\\u([a-fA-F0-9]{4})")]
private static partial Regex RegexPercentUnicode();
} }

8
src/NSExt.csproj
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@ -1,14 +1,14 @@
<Project Sdk="Microsoft.NET.Sdk"> <Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup> <PropertyGroup>
<TargetFrameworks>net6.0;net7.0</TargetFrameworks> <TargetFramework>net7.0</TargetFramework>
</PropertyGroup> </PropertyGroup>
<ItemGroup> <ItemGroup>
<PackageReference Include="Microsoft.Extensions.Logging" Version="7.0.0" /> <PackageReference Include="Microsoft.Extensions.Logging" Version="7.0.0"/>
<PackageReference Include="MinVer" Version="4.3.0-beta.1"> <PackageReference Include="MinVer" Version="4.3.0-beta.1">
<PrivateAssets>all</PrivateAssets> <PrivateAssets>all</PrivateAssets>
<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets> <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
</PackageReference> </PackageReference>
</ItemGroup> </ItemGroup>