83 lines
2.5 KiB
C#
83 lines
2.5 KiB
C#
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using System.Collections.Concurrent;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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namespace Quobject.EngineIoClientDotNet.Modules
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{
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/// <remarks>
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/// Provides methods for parsing a query string into an object, and vice versa.
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/// Ported from the JavaScript module.
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/// <see href="https://www.npmjs.org/package/parseqs">https://www.npmjs.org/package/parseqs</see>
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/// </remarks>
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public class ParseQS
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{
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/// <summary>
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/// Compiles a querystring
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/// Returns string representation of the object
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/// </summary>
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/// <param name="obj"></param>
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/// <returns></returns>
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public static string Encode(ConcurrentDictionary<string, string> obj)
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{
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var sb = new StringBuilder();
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foreach (var key in obj.Keys.OrderBy(x=>x))
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{
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if (sb.Length > 0)
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{
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sb.Append("&");
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}
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sb.Append(Global.EncodeURIComponent(key));
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sb.Append("=");
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sb.Append(Global.EncodeURIComponent(obj[key]));
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}
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return sb.ToString();
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}
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/// <summary>
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/// Compiles a querystring
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/// Returns string representation of the object
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/// </summary>
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/// <param name="obj"></param>
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/// <returns></returns>
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internal static string Encode(System.Collections.Generic.Dictionary<string, string> obj)
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{
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var sb = new StringBuilder();
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foreach (var key in obj.Keys)
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{
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if (sb.Length > 0)
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{
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sb.Append("&");
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}
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sb.Append(Global.EncodeURIComponent(key));
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sb.Append("=");
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sb.Append(Global.EncodeURIComponent(obj[key]));
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}
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return sb.ToString();
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}
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/// <summary>
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/// Parses a simple querystring into an object
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/// </summary>
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/// <param name="qs"></param>
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/// <returns></returns>
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public static Dictionary<string, string> Decode(string qs)
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{
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var qry = new Dictionary<string, string>();
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var pairs = qs.Split('&');
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for (int i = 0; i < pairs.Length; i++)
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{
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var pair = pairs[i].Split('=');
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qry.Add(Global.DecodeURIComponent(pair[0]), Global.DecodeURIComponent(pair[1]));
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}
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return qry;
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}
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}
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}
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