81 lines
2.1 KiB
C#
81 lines
2.1 KiB
C#
using System.Net.Sockets;
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using System.Text;
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using System.Web;
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namespace Shoko;
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[Protocol("spartan")]
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class SpartanProtoHandler : ProtoHandler
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{
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public SpartanProtoHandler(Uri url)
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{
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URL = url;
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}
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public override async Task Load()
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{
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var file = URL.AbsolutePath;
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if(!file.StartsWith("/")) file = "/"+file;
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var data = URL.Query;
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if(data.StartsWith("?")) data.Remove(0,1);
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var query = Encoding.UTF8.GetBytes(data);
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var uri = Encoding.UTF8.GetBytes($"{URL.Host} {HttpUtility.UrlDecode(file)} {query.Length}\r\n");
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var tcp = new TcpClient(URL.Host, URL.Port < 0 ? 300 : URL.Port);
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var stream = tcp.GetStream();
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await stream.WriteAsync(uri);
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if(query.Length > 0)
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await stream.WriteAsync(query);
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var reader = new StreamReader(stream);
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var header = reader.ReadLine();
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var meta = header.Split(" ", 2, StringSplitOptions.TrimEntries);
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Status = meta[0];
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MediaType = "text/plain";
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if(Status.StartsWith('2'))
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{
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if(meta.Length > 1)
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{
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var dict = new Dictionary<string, string>();
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var type = meta[1].Split(";", StringSplitOptions.TrimEntries).ToList();
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MediaType = type[0];
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foreach (var item in type)
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{
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var val = item.Split("=", 2);
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dict[val[0]] = val.Length > 1 ? val[1] : "";
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}
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MediaTypeParams = dict;
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}
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Content = await Download(stream);
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}
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else
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{
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byte[] content = new byte[]{};
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if(meta.Length > 1)
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{
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if(Status.StartsWith('3'))
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{
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meta[1] = "=> "+meta[1];
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MediaType = "text/gemini";
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}
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content = Encoding.UTF8.GetBytes(meta[1]);
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}
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Content = new MemoryStream(content);
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}
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OnLoaded();
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}
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public override void Render()
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{
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}
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} |