106 lines
3.4 KiB
C#
106 lines
3.4 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text.Json;
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using System.Text.Json.Serialization;
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using WalkingTec.Mvvm.Core.Extensions;
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namespace WalkingTec.Mvvm.Core.Json
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{
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/// <summary>
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/// StringIgnoreLTGTConvert
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/// 忽略客户端提交的 <及>字符
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/// </summary>
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public class BodyConverter : JsonConverter<PostedBody>
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{
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public override PostedBody Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
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{
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var rv = new PostedBody();
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rv.ProNames = new List<string>();
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List<string> prefix = new List<string>();
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int depth = 0;
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string lastObjecName = "";
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int insideArray = 0;
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JsonTokenType lastToken = JsonTokenType.Null;
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while (true)
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{
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if (reader.TokenType == JsonTokenType.StartArray)
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{
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insideArray++;
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depth++;
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prefix.Add(lastObjecName + "[0]");
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}
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if (reader.TokenType == JsonTokenType.EndArray)
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{
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insideArray--;
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depth--;
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prefix.RemoveAt(prefix.Count - 1);
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}
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if (reader.TokenType == JsonTokenType.StartObject)
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{
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if (insideArray == 0)
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{
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depth++;
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prefix.Add(lastObjecName);
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if (rv.ProNames.Count > 0)
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{
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rv.ProNames.RemoveAt(rv.ProNames.Count - 1);
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}
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}
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else
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{
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if (lastToken != JsonTokenType.StartArray)
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{
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reader.TrySkip();
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reader.Read();
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continue;
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}
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}
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}
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if (reader.TokenType == JsonTokenType.PropertyName)
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{
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var pname = reader.GetString();
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lastObjecName = pname;
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var p = prefix.Take(depth).ToSepratedString(seperator: ".");
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if (string.IsNullOrEmpty(p) == false)
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{
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pname = p + "." + pname;
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}
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if (rv.ProNames.Contains(pname) == false)
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{
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rv.ProNames.Add(pname);
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}
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}
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if (reader.TokenType == JsonTokenType.EndObject)
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{
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if (insideArray == 0)
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{
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depth--;
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prefix.RemoveAt(prefix.Count - 1);
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}
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if (reader.IsFinalBlock == true && reader.CurrentDepth == 0)
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{
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reader.Read();
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break;
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}
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}
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lastToken = reader.TokenType;
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reader.Read();
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}
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return rv;
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}
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public override void Write(Utf8JsonWriter writer, PostedBody value, JsonSerializerOptions options)
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{
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return;
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}
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}
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public class PostedBody
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{
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public List<string> ProNames { get; set; }
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}
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}
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