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HttpUtils

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namespace FSharp.Control

open System
open System.IO
open System.Net
open System.Text
open System.Threading

// ----------------------------------------------------------------------------
// Type alias for agents

type Agent<'T> = MailboxProcessor<'T>

// ----------------------------------------------------------------------------
// Simplify working with request/response

[<AutoOpen>]
module HttpExtensions = 

  type System.Net.HttpListenerRequest with
    member request.InputString =
      use sr = new StreamReader(request.InputStream)
      sr.ReadToEnd()

  type System.Net.HttpListenerResponse with
    member response.Reply(s:string) = 
      let buffer = Encoding.UTF8.GetBytes(s)
      response.ContentLength64 <- int64 buffer.Length
      let output = response.OutputStream
      output.Write(buffer,0,buffer.Length)
      output.Close()
    member response.Reply(typ, buffer:byte[]) = 
      response.ContentLength64 <- int64 buffer.Length
      let output = response.OutputStream
      response.ContentType <- typ
      output.Write(buffer,0,buffer.Length)
      output.Close()
    member response.AsyncReply(s:string) = async {
      let buffer = Encoding.UTF8.GetBytes(s)
      response.ContentLength64 <- int64 buffer.Length
      let output = response.OutputStream
      do! output.AsyncWrite(buffer,0,buffer.Length)
      output.Close() }
    member response.Reply(typ, buffer:byte[]) = async {
      response.ContentLength64 <- int64 buffer.Length
      let output = response.OutputStream
      response.ContentType <- typ
      do! output.AsyncWrite(buffer,0,buffer.Length)
      output.Close() }

  type System.Net.HttpListener with
    member x.AsyncGetContext() = 
      Async.FromBeginEnd(x.BeginGetContext, x.EndGetContext)

// ----------------------------------------------------------------------------
// Utility for writing simple HTTP servers

type HttpServer private (url, f) =
  let tokenSource = new CancellationTokenSource()
  let server = async { 
    use listener = new HttpListener()
    listener.Prefixes.Add(url)
    listener.Start()
    while true do 
      let! context = listener.AsyncGetContext()
      Async.Start(f context, cancellationToken = tokenSource.Token) }
  do Async.Start(server, cancellationToken = tokenSource.Token)
  member x.Stop() = tokenSource.Cancel()
  static member Start(url, f) = 
    new HttpServer(url, f)
namespace Microsoft.FSharp
namespace Microsoft.FSharp.Control
namespace System
namespace System.IO
namespace System.Net
namespace System.Text
namespace System.Threading
type Agent<'T> = MailboxProcessor<'T>

Full name: FSharp.Control.Agent<_>
Multiple items
type MailboxProcessor<'Msg> =
  interface IDisposable
  new : body:(MailboxProcessor<'Msg> -> Async<unit>) * ?cancellationToken:CancellationToken -> MailboxProcessor<'Msg>
  member Post : message:'Msg -> unit
  member PostAndAsyncReply : buildMessage:(AsyncReplyChannel<'Reply> -> 'Msg) * ?timeout:int -> Async<'Reply>
  member PostAndReply : buildMessage:(AsyncReplyChannel<'Reply> -> 'Msg) * ?timeout:int -> 'Reply
  member PostAndTryAsyncReply : buildMessage:(AsyncReplyChannel<'Reply> -> 'Msg) * ?timeout:int -> Async<'Reply option>
  member Receive : ?timeout:int -> Async<'Msg>
  member Scan : scanner:('Msg -> Async<'T> option) * ?timeout:int -> Async<'T>
  member Start : unit -> unit
  member TryPostAndReply : buildMessage:(AsyncReplyChannel<'Reply> -> 'Msg) * ?timeout:int -> 'Reply option
  ...

Full name: Microsoft.FSharp.Control.MailboxProcessor<_>

--------------------
new : body:(MailboxProcessor<'Msg> -> Async<unit>) * ?cancellationToken:CancellationToken -> MailboxProcessor<'Msg>
Multiple items
type AutoOpenAttribute =
  inherit Attribute
  new : unit -> AutoOpenAttribute
  new : path:string -> AutoOpenAttribute
  member Path : string

Full name: Microsoft.FSharp.Core.AutoOpenAttribute

--------------------
new : unit -> AutoOpenAttribute
new : path:string -> AutoOpenAttribute
type HttpListenerRequest =
  member AcceptTypes : string[]
  member BeginGetClientCertificate : requestCallback:AsyncCallback * state:obj -> IAsyncResult
  member ClientCertificateError : int
  member ContentEncoding : Encoding
  member ContentLength64 : int64
  member ContentType : string
  member Cookies : CookieCollection
  member EndGetClientCertificate : asyncResult:IAsyncResult -> X509Certificate2
  member GetClientCertificate : unit -> X509Certificate2
  member HasEntityBody : bool
  ...

Full name: System.Net.HttpListenerRequest
val request : HttpListenerRequest
member HttpListenerRequest.InputString : string

Full name: FSharp.Control.HttpExtensions.InputString
val sr : StreamReader
Multiple items
type StreamReader =
  inherit TextReader
  new : stream:Stream -> StreamReader + 9 overloads
  member BaseStream : Stream
  member Close : unit -> unit
  member CurrentEncoding : Encoding
  member DiscardBufferedData : unit -> unit
  member EndOfStream : bool
  member Peek : unit -> int
  member Read : unit -> int + 1 overload
  member ReadLine : unit -> string
  member ReadToEnd : unit -> string
  ...

Full name: System.IO.StreamReader

--------------------
StreamReader(stream: Stream) : unit
StreamReader(path: string) : unit
StreamReader(stream: Stream, detectEncodingFromByteOrderMarks: bool) : unit
StreamReader(stream: Stream, encoding: Encoding) : unit
StreamReader(path: string, detectEncodingFromByteOrderMarks: bool) : unit
StreamReader(path: string, encoding: Encoding) : unit
StreamReader(stream: Stream, encoding: Encoding, detectEncodingFromByteOrderMarks: bool) : unit
StreamReader(path: string, encoding: Encoding, detectEncodingFromByteOrderMarks: bool) : unit
StreamReader(stream: Stream, encoding: Encoding, detectEncodingFromByteOrderMarks: bool, bufferSize: int) : unit
StreamReader(path: string, encoding: Encoding, detectEncodingFromByteOrderMarks: bool, bufferSize: int) : unit
property HttpListenerRequest.InputStream: Stream
StreamReader.ReadToEnd() : string
type HttpListenerResponse =
  member Abort : unit -> unit
  member AddHeader : name:string * value:string -> unit
  member AppendCookie : cookie:Cookie -> unit
  member AppendHeader : name:string * value:string -> unit
  member Close : unit -> unit + 1 overload
  member ContentEncoding : Encoding with get, set
  member ContentLength64 : int64 with get, set
  member ContentType : string with get, set
  member Cookies : CookieCollection with get, set
  member CopyFrom : templateResponse:HttpListenerResponse -> unit
  ...

Full name: System.Net.HttpListenerResponse
val response : HttpListenerResponse
member HttpListenerResponse.Reply : s:string -> unit

Full name: FSharp.Control.HttpExtensions.Reply
val s : string
Multiple items
val string : value:'T -> string

Full name: Microsoft.FSharp.Core.Operators.string

--------------------
type string = String

Full name: Microsoft.FSharp.Core.string
val buffer : byte []
type Encoding =
  member BodyName : string
  member Clone : unit -> obj
  member CodePage : int
  member DecoderFallback : DecoderFallback with get, set
  member EncoderFallback : EncoderFallback with get, set
  member EncodingName : string
  member Equals : value:obj -> bool
  member GetByteCount : chars:char[] -> int + 3 overloads
  member GetBytes : chars:char[] -> byte[] + 5 overloads
  member GetCharCount : bytes:byte[] -> int + 2 overloads
  ...

Full name: System.Text.Encoding
property Encoding.UTF8: Encoding
Encoding.GetBytes(s: string) : byte []
Encoding.GetBytes(chars: char []) : byte []
Encoding.GetBytes(chars: char [], index: int, count: int) : byte []
Encoding.GetBytes(chars: nativeptr<char>, charCount: int, bytes: nativeptr<byte>, byteCount: int) : int
Encoding.GetBytes(s: string, charIndex: int, charCount: int, bytes: byte [], byteIndex: int) : int
Encoding.GetBytes(chars: char [], charIndex: int, charCount: int, bytes: byte [], byteIndex: int) : int
property HttpListenerResponse.ContentLength64: int64
Multiple items
val int64 : value:'T -> int64 (requires member op_Explicit)

Full name: Microsoft.FSharp.Core.Operators.int64

--------------------
type int64 = Int64

Full name: Microsoft.FSharp.Core.int64

--------------------
type int64<'Measure> = int64

Full name: Microsoft.FSharp.Core.int64<_>
property Array.Length: int
val output : Stream
property HttpListenerResponse.OutputStream: Stream
Stream.Write(buffer: byte [], offset: int, count: int) : unit
Stream.Close() : unit
member HttpListenerResponse.Reply : typ:string * buffer:byte [] -> unit

Full name: FSharp.Control.HttpExtensions.Reply
val typ : string
Multiple items
val byte : value:'T -> byte (requires member op_Explicit)

Full name: Microsoft.FSharp.Core.Operators.byte

--------------------
type byte = Byte

Full name: Microsoft.FSharp.Core.byte
property HttpListenerResponse.ContentType: string
member HttpListenerResponse.AsyncReply : s:string -> Async<unit>

Full name: FSharp.Control.HttpExtensions.AsyncReply
val async : AsyncBuilder

Full name: Microsoft.FSharp.Core.ExtraTopLevelOperators.async
member Stream.AsyncWrite : buffer:byte [] * ?offset:int * ?count:int -> Async<unit>
member HttpListenerResponse.Reply : typ:string * buffer:byte [] -> Async<unit>

Full name: FSharp.Control.HttpExtensions.Reply
Multiple items
type HttpListener =
  new : unit -> HttpListener
  member Abort : unit -> unit
  member AuthenticationSchemeSelectorDelegate : AuthenticationSchemeSelector with get, set
  member AuthenticationSchemes : AuthenticationSchemes with get, set
  member BeginGetContext : callback:AsyncCallback * state:obj -> IAsyncResult
  member Close : unit -> unit
  member DefaultServiceNames : ServiceNameCollection
  member EndGetContext : asyncResult:IAsyncResult -> HttpListenerContext
  member ExtendedProtectionPolicy : ExtendedProtectionPolicy with get, set
  member ExtendedProtectionSelectorDelegate : ExtendedProtectionSelector with get, set
  ...
  nested type ExtendedProtectionSelector

Full name: System.Net.HttpListener

--------------------
HttpListener() : unit
val x : HttpListener
member HttpListener.AsyncGetContext : unit -> Async<HttpListenerContext>

Full name: FSharp.Control.HttpExtensions.AsyncGetContext
Multiple items
type Async
static member AsBeginEnd : computation:('Arg -> Async<'T>) -> ('Arg * AsyncCallback * obj -> IAsyncResult) * (IAsyncResult -> 'T) * (IAsyncResult -> unit)
static member AwaitEvent : event:IEvent<'Del,'T> * ?cancelAction:(unit -> unit) -> Async<'T> (requires delegate and 'Del :> Delegate)
static member AwaitIAsyncResult : iar:IAsyncResult * ?millisecondsTimeout:int -> Async<bool>
static member AwaitTask : task:Task<'T> -> Async<'T>
static member AwaitWaitHandle : waitHandle:WaitHandle * ?millisecondsTimeout:int -> Async<bool>
static member CancelDefaultToken : unit -> unit
static member Catch : computation:Async<'T> -> Async<Choice<'T,exn>>
static member FromBeginEnd : beginAction:(AsyncCallback * obj -> IAsyncResult) * endAction:(IAsyncResult -> 'T) * ?cancelAction:(unit -> unit) -> Async<'T>
static member FromBeginEnd : arg:'Arg1 * beginAction:('Arg1 * AsyncCallback * obj -> IAsyncResult) * endAction:(IAsyncResult -> 'T) * ?cancelAction:(unit -> unit) -> Async<'T>
static member FromBeginEnd : arg1:'Arg1 * arg2:'Arg2 * beginAction:('Arg1 * 'Arg2 * AsyncCallback * obj -> IAsyncResult) * endAction:(IAsyncResult -> 'T) * ?cancelAction:(unit -> unit) -> Async<'T>
static member FromBeginEnd : arg1:'Arg1 * arg2:'Arg2 * arg3:'Arg3 * beginAction:('Arg1 * 'Arg2 * 'Arg3 * AsyncCallback * obj -> IAsyncResult) * endAction:(IAsyncResult -> 'T) * ?cancelAction:(unit -> unit) -> Async<'T>
static member FromContinuations : callback:(('T -> unit) * (exn -> unit) * (OperationCanceledException -> unit) -> unit) -> Async<'T>
static member Ignore : computation:Async<'T> -> Async<unit>
static member OnCancel : interruption:(unit -> unit) -> Async<IDisposable>
static member Parallel : computations:seq<Async<'T>> -> Async<'T []>
static member RunSynchronously : computation:Async<'T> * ?timeout:int * ?cancellationToken:CancellationToken -> 'T
static member Sleep : millisecondsDueTime:int -> Async<unit>
static member Start : computation:Async<unit> * ?cancellationToken:CancellationToken -> unit
static member StartAsTask : computation:Async<'T> * ?taskCreationOptions:TaskCreationOptions * ?cancellationToken:CancellationToken -> Task<'T>
static member StartChild : computation:Async<'T> * ?millisecondsTimeout:int -> Async<Async<'T>>
static member StartChildAsTask : computation:Async<'T> * ?taskCreationOptions:TaskCreationOptions -> Async<Task<'T>>
static member StartImmediate : computation:Async<unit> * ?cancellationToken:CancellationToken -> unit
static member StartWithContinuations : computation:Async<'T> * continuation:('T -> unit) * exceptionContinuation:(exn -> unit) * cancellationContinuation:(OperationCanceledException -> unit) * ?cancellationToken:CancellationToken -> unit
static member SwitchToContext : syncContext:SynchronizationContext -> Async<unit>
static member SwitchToNewThread : unit -> Async<unit>
static member SwitchToThreadPool : unit -> Async<unit>
static member TryCancelled : computation:Async<'T> * compensation:(OperationCanceledException -> unit) -> Async<'T>
static member CancellationToken : Async<CancellationToken>
static member DefaultCancellationToken : CancellationToken

Full name: Microsoft.FSharp.Control.Async

--------------------
type Async<'T>

Full name: Microsoft.FSharp.Control.Async<_>
static member Async.FromBeginEnd : beginAction:(AsyncCallback * obj -> IAsyncResult) * endAction:(IAsyncResult -> 'T) * ?cancelAction:(unit -> unit) -> Async<'T>
static member Async.FromBeginEnd : arg:'Arg1 * beginAction:('Arg1 * AsyncCallback * obj -> IAsyncResult) * endAction:(IAsyncResult -> 'T) * ?cancelAction:(unit -> unit) -> Async<'T>
static member Async.FromBeginEnd : arg1:'Arg1 * arg2:'Arg2 * beginAction:('Arg1 * 'Arg2 * AsyncCallback * obj -> IAsyncResult) * endAction:(IAsyncResult -> 'T) * ?cancelAction:(unit -> unit) -> Async<'T>
static member Async.FromBeginEnd : arg1:'Arg1 * arg2:'Arg2 * arg3:'Arg3 * beginAction:('Arg1 * 'Arg2 * 'Arg3 * AsyncCallback * obj -> IAsyncResult) * endAction:(IAsyncResult -> 'T) * ?cancelAction:(unit -> unit) -> Async<'T>
HttpListener.BeginGetContext(callback: AsyncCallback, state: obj) : IAsyncResult
HttpListener.EndGetContext(asyncResult: IAsyncResult) : HttpListenerContext
Multiple items
type HttpServer =
  private new : url:string * f:(HttpListenerContext -> Async<unit>) -> HttpServer
  member Stop : unit -> unit
  static member Start : url:string * f:(HttpListenerContext -> Async<unit>) -> HttpServer

Full name: FSharp.Control.HttpServer

--------------------
private new : url:string * f:(HttpListenerContext -> Async<unit>) -> HttpServer
val url : string
val f : (HttpListenerContext -> Async<unit>)
val tokenSource : CancellationTokenSource
Multiple items
type CancellationTokenSource =
  new : unit -> CancellationTokenSource
  member Cancel : unit -> unit + 1 overload
  member Dispose : unit -> unit
  member IsCancellationRequested : bool
  member Token : CancellationToken
  static member CreateLinkedTokenSource : [<ParamArray>] tokens:CancellationToken[] -> CancellationTokenSource + 1 overload

Full name: System.Threading.CancellationTokenSource

--------------------
CancellationTokenSource() : unit
val server : Async<unit>
val listener : HttpListener
property HttpListener.Prefixes: HttpListenerPrefixCollection
HttpListenerPrefixCollection.Add(uriPrefix: string) : unit
HttpListener.Start() : unit
val context : HttpListenerContext
member HttpListener.AsyncGetContext : unit -> Async<HttpListenerContext>
static member Async.Start : computation:Async<unit> * ?cancellationToken:CancellationToken -> unit
property CancellationTokenSource.Token: CancellationToken
val x : HttpServer
member HttpServer.Stop : unit -> unit

Full name: FSharp.Control.HttpServer.Stop
CancellationTokenSource.Cancel() : unit
CancellationTokenSource.Cancel(throwOnFirstException: bool) : unit
static member HttpServer.Start : url:string * f:(HttpListenerContext -> Async<unit>) -> HttpServer

Full name: FSharp.Control.HttpServer.Start
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More information

Link:http://fssnip.net/ng
Posted:3 years ago
Author:Tomas Petricek
Tags: http