/// <summary>
/// Event arguments for message events.
/// </summary>
/// <param name="e">Values are taken from this object.</param>
public MessageEventArgs(MessageEventArgs e)
{
this.bodies = e.bodies;
this.subjects = e.subjects;
this.message = e.message;
this.content = e.content;
this.errorElement = e.errorElement;
this.errorType = e.errorType;
this.stanzaError = e.stanzaError;
this.errorText = e.errorText;
this.client = e.client;
this.component = e.component;
this.type = e.type;
this.threadId = e.threadId;
this.parentThreadId = e.parentThreadId;
this.from = e.from;
this.fromBareJid = e.fromBareJid;
this.to = e.to;
this.id = e.id;
this.body = e.body;
this.subject = e.subject;
this.errorCode = e.errorCode;
this.ok = e.ok;
this.e2eEncryption = e.e2eEncryption;
this.e2eReference = e.e2eReference;
}
/// <summary>
/// Event arguments for message events.
/// </summary>
/// <param name="e">Values are taken from this object.</param>
public MessageEventArgs(MessageEventArgs e)
{
this.bodies = e?.bodies;
this.subjects = e?.subjects;
this.message = e?.message;
this.content = e?.content;
this.errorElement = e?.errorElement;
this.errorType = e?.errorType ?? ErrorType.Undefined;
this.stanzaError = e?.stanzaError;
this.errorText = e?.errorText;
this.client = e?.client;
this.component = e?.component;
this.type = e?.type ?? MessageType.Normal;
this.threadId = e?.threadId;
this.parentThreadId = e?.parentThreadId;
this.from = e?.from;
this.fromBareJid = e?.fromBareJid;
this.to = e?.to;
this.id = e?.id;
this.body = e?.body;
this.subject = e?.subject;
this.errorCode = e?.errorCode ?? 0;
this.ok = e?.ok ?? false;
this.e2eEncryption = e?.e2eEncryption;
this.e2eReference = e?.e2eReference;
}
/// <summary>
/// Class managing a SOCKS5 proxy associated with the current XMPP server.
/// </summary>
/// <param name="Client">XMPP Client.</param>
/// <param name="E2E">End-to-end encryption interface.</param>
public Socks5Proxy(XmppClient Client, IEndToEndEncryption E2E)
: base(Client)
{
this.e2e = E2E;
this.client.RegisterIqSetHandler("query", Namespace, this.QueryHandler, true);
}
/// <summary>
/// Provides help with managing avatars.
/// </summary>
/// <param name="Client">XMPP Client</param>
/// <param name="PepClient">Personal Eventing Protocol Client</param>
/// <param name="E2E">End-to-End encryption</param>
public AvatarClient(XmppClient Client, PepClient PepClient, IEndToEndEncryption E2E)
: base(Client)
{
this.pep = PepClient;
this.e2e = E2E;
// XEP-0008: IQ-Based Avatars: http://xmpp.org/extensions/xep-0008.html
Client.RegisterIqGetHandler("query", "jabber:iq:avatar", this.QueryAvatarHandler, false);
Client.OnStateChanged += Client_OnStateChanged;
Client.OnPresence += Client_OnPresence;
Client.OnRosterItemRemoved += Client_OnRosterItemRemoved;
Client.OnRosterItemAdded += Client_OnRosterItemAdded;
Client.CustomPresenceXml += Client_CustomPresenceXml;
if (this.pep != null)
{
this.pep.OnUserAvatarMetaData += Pep_OnUserAvatarMetaData;
}
byte[] Bin = Resources.LoadResource(typeof(AvatarClient).Namespace + ".Images.DefaultAvatar.png",
typeof(AvatarClient).GetTypeInfo().Assembly);
this.defaultAvatar = new Avatar(Client.BareJID.ToLower(), "image/png", Bin, 64, 64);
Task.Run(() => this.LoadAvatar());
}
/// <summary>
/// HTTPX client.
/// </summary>
/// <param name="Client">XMPP Client.</param>
/// <param name="E2e">End-to-end encryption interface.</param>
/// <param name="MaxChunkSize">Max Chunk Size to use.</param>
public HttpxClient(XmppClient Client, IEndToEndEncryption E2e, int MaxChunkSize)
: base(Client)
{
this.e2e = E2e;
this.maxChunkSize = MaxChunkSize;
HttpxChunks.RegisterChunkReceiver(this.client);
}
/// <summary>
/// Event arguments for responses to IQ queries.
/// </summary>
/// <param name="E2eEncryption">End-to-end encryption algorithm used.</param>
/// <param name="E2eReference">Reference to End-to-end encryption endpoint used.</param>
/// <param name="E2eSymmetricCipher">Type of symmetric cipher used in E2E encryption.</param>
/// <param name="Response">Response element.</param>
/// <param name="Id">ID attribute.</param>
/// <param name="To">To attribute.</param>
/// <param name="From">From attribute.</param>
/// <param name="Ok">If response is a proper response (true), or an error response (false).</param>
/// <param name="State">State object passed in the original request.</param>
public IqResultEventArgs(IEndToEndEncryption E2eEncryption, string E2eReference, IE2eSymmetricCipher E2eSymmetricCipher,
XmlElement Response, string Id, string To, string From, bool Ok, object State)
: this(Response, Id, To, From, Ok, State)
{
this.e2eEncryption = E2eEncryption;
this.e2eReference = E2eReference;
this.e2eSymmetricCipher = E2eSymmetricCipher;
}
/// <summary>
/// HTTPX client.
/// </summary>
/// <param name="Client">XMPP Client.</param>
/// <param name="MaxChunkSize">Max Chunk Size to use.</param>
public HttpxClient(XmppClient Client, int MaxChunkSize)
: base(Client)
{
this.e2e = null;
this.maxChunkSize = MaxChunkSize;
HttpxChunks.RegisterChunkReceiver(this.client);
}
/// <summary>
/// Event arguments for IQ queries.
/// </summary>
/// <param name="Client">XMPP Client.</param>
/// <param name="Iq">IQ element.</param>
/// <param name="Id">Id attribute of IQ stanza.</param>
/// <param name="To">To attribute of IQ stanza.</param>
/// <param name="From">From attribute of IQ stanza.</param>
public IqEventArgs(XmppClient Client, XmlElement Iq, string Id, string To, string From)
{
this.client = Client;
this.component = null;
this.e2eEncryption = null;
this.iq = Iq;
this.id = Id;
this.to = To;
this.from = From;
}
/// <summary>
/// Class managing the transmission of a SOCKS5 bytestream.
/// </summary>
/// <param name="Client">XMPP client.</param>
/// <param name="To">To</param>
/// <param name="BlockSize">Block size</param>
/// <param name="E2E">End-to-end encryption, if used.</param>
public OutgoingStream(XmppClient Client, string To, int BlockSize, IEndToEndEncryption E2E)
{
this.xmppClient = Client;
this.client = null;
this.to = To;
this.blockSize = BlockSize;
this.e2e = E2E;
this.isWriting = false;
this.done = false;
this.tempFile = new TemporaryFile();
}
/// <summary>
/// Class managing the transmission of a SOCKS5 bytestream.
/// </summary>
/// <param name="StreamId">Stream ID.</param>
/// <param name="From">From</param>
/// <param name="To">To</param>
/// <param name="BlockSize">Block size</param>
/// <param name="E2E">End-to-end encryption, if used.</param>
public OutgoingStream(string StreamId, string From, string To, int BlockSize, IEndToEndEncryption E2E)
{
this.client = null;
this.sid = StreamId;
this.from = From;
this.to = To;
this.blockSize = BlockSize;
this.e2e = E2E;
this.isWriting = false;
this.done = false;
this.tempFile = new TemporaryFile();
}
/// <summary>
/// Event arguments for IQ queries.
/// </summary>
/// <param name="Component">XMPP Component.</param>
/// <param name="Iq">IQ element.</param>
/// <param name="Id">Id attribute of IQ stanza.</param>
/// <param name="To">To attribute of IQ stanza.</param>
/// <param name="From">From attribute of IQ stanza.</param>
public IqEventArgs(XmppComponent Component, XmlElement Iq, string Id, string To, string From)
{
this.client = null;
this.component = Component;
this.iq = Iq;
this.id = Id;
this.to = To;
this.from = From;
this.e2eEncryption = null;
this.e2eReference = null;
this.e2eSymmetricCipher = null;
}
/// <summary>
/// Event arguments for IQ queries.
/// </summary>
protected IqEventArgs(IqEventArgs e)
{
this.client = e.client;
this.component = e.component;
this.iq = e.iq;
this.id = e.id;
this.to = e.to;
this.from = e.from;
this.e2eEncryption = e.e2eEncryption;
this.e2eReference = e.e2eReference;
this.e2eSymmetricCipher = e.e2eSymmetricCipher;
}
public HttpxResponse(XmppClient Client, IEndToEndEncryption E2e, string Id, string To, string From, int MaxChunkSize,
InBandBytestreams.IbbClient IbbClient, P2P.SOCKS5.Socks5Proxy Socks5Proxy) : base()
{
this.client = Client;
this.e2e = E2e;
this.ibbClient = IbbClient;
this.socks5Proxy = Socks5Proxy;
this.id = Id;
this.to = To;
this.from = From;
this.maxChunkSize = MaxChunkSize;
}
internal OutgoingStream(XmppClient Client, string To, string StreamId, int BlockSize, IEndToEndEncryption E2E)
{
this.client = Client;
this.streamId = StreamId;
this.to = To;
this.blockSize = BlockSize;
this.e2e = E2E;
this.isWriting = false;
this.seq = 0;
this.done = false;
this.tempFile = new TemporaryFile();
}
/// <summary>
/// Class managing the transmission of a SOCKS5 bytestream.
/// </summary>
/// <param name="StreamId">Stream ID.</param>
/// <param name="From">From</param>
/// <param name="To">To</param>
/// <param name="BlockSize">Block size</param>
/// <param name="E2E">End-to-end encryption, if used.</param>
public OutgoingStream(string StreamId, string From, string To, int BlockSize, IEndToEndEncryption E2E)
{
this.client = null;
this.sid = StreamId;
this.from = From;
this.to = To;
this.blockSize = BlockSize;
this.e2e = E2E;
this.isWriting = false;
this.done = false;
this.tempStream = new TemporaryStream();
this.syncObject = new MultiReadSingleWriteObject();
}
/// <summary>
/// Event arguments for IQ queries.
/// </summary>
/// <param name="Client">XMPP Client.</param>
/// <param name="E2eEncryption">End-to-end encryption algorithm used.</param>
/// <param name="E2eReference">Reference to End-to-end encryption endpoint used.</param>
/// <param name="E2eSymmetricCipher">Type of symmetric cipher used in E2E encryption.</param>
/// <param name="Iq">IQ element.</param>
/// <param name="Id">Id attribute of IQ stanza.</param>
/// <param name="To">To attribute of IQ stanza.</param>
/// <param name="From">From attribute of IQ stanza.</param>
public IqEventArgs(XmppClient Client, IEndToEndEncryption E2eEncryption,
string E2eReference, IE2eSymmetricCipher E2eSymmetricCipher, XmlElement Iq,
string Id, string To, string From)
{
this.client = Client;
this.component = null;
this.e2eEncryption = E2eEncryption;
this.e2eReference = E2eReference;
this.e2eSymmetricCipher = E2eSymmetricCipher;
this.iq = Iq;
this.id = Id;
this.to = To;
this.from = From;
}
internal ServerChunkRecord(HttpxServer Server, string Id, string From, string To, HttpRequest Request,
IEndToEndEncryption E2e, TemporaryFile File, int MaxChunkSize, bool Sipub, bool Ibb, bool Socks5, bool Jingle)
: base()
{
this.server = Server;
this.id = Id;
this.from = From;
this.to = To;
this.request = Request;
this.e2e = E2e;
this.file = File;
this.maxChunkSize = MaxChunkSize;
this.sipub = Sipub;
this.ibb = Ibb;
this.s5 = Socks5;
this.jingle = Jingle;
}
/// <summary>
/// Event arguments for responses to IQ queries.
/// </summary>
/// <param name="e">Values are taken from this object.</param>
protected IqResultEventArgs(IqResultEventArgs e)
{
this.response = e.response;
this.errorElement = e.errorElement;
this.errorType = e.errorType;
this.stanzaError = e.stanzaError;
this.errorText = e.errorText;
this.state = e.state;
this.id = e.id;
this.to = e.to;
this.from = e.from;
this.errorCode = e.errorCode;
this.ok = e.ok;
this.e2eEncryption = e.e2eEncryption;
this.e2eReference = e.e2eReference;
this.e2eSymmetricCipher = e.e2eSymmetricCipher;
}
/// <summary>
/// Opens a new binary stream.
/// </summary>
/// <param name="To">Recipient of stream.</param>
/// <param name="BlockSize">Block size.</param>
/// <param name="StreamId">Desired stream ID. If null or empty, one will be created.</param>
/// <param name="E2E">End-to-end encryption interface, if such is to be used.</param>
/// <returns>Outgoing stream.</returns>
public OutgoingStream OpenStream(string To, int BlockSize, string StreamId, IEndToEndEncryption E2E)
{
if (string.IsNullOrEmpty(StreamId))
{
StreamId = Hashes.BinaryToString(XmppClient.GetRandomBytes(16));
}
OutgoingStream Result = new OutgoingStream(this.client, To, StreamId, BlockSize, E2E);
StringBuilder Xml = new StringBuilder();
Xml.Append("<open xmlns='");
Xml.Append(Namespace);
Xml.Append("' block-size='");
Xml.Append(BlockSize.ToString());
Xml.Append("' sid='");
Xml.Append(StreamId);
Xml.Append("' stanza='iq'/>");
this.client.SendIqSet(To, Xml.ToString(), (sender, e) =>
{
if (e.Ok)
{
Result.Opened(e);
lock (this.output)
{
this.output[StreamId] = Result;
}
}
else
{
Result.Abort();
}
}, null);
return(Result);
}
internal async Task Process(string Id, string From, string To, HttpRequest Request, IEndToEndEncryption E2e,
string EndpointReference, int MaxChunkSize, string PostResource, bool Ibb, bool Socks5)
{
HttpAuthenticationScheme[] AuthenticationSchemes;
bool Result;
try
{
if (this.server.TryGetResource(Request.Header.Resource, out HttpResource Resource, out string SubPath))
{
Request.Resource = Resource;
this.server.RequestReceived(Request, From, Resource, SubPath);
AuthenticationSchemes = Resource.GetAuthenticationSchemes(Request);
if (AuthenticationSchemes != null && AuthenticationSchemes.Length > 0)
{
foreach (HttpAuthenticationScheme Scheme in AuthenticationSchemes)
{
if (Scheme.UserSessions && Request.Session is null)
{
HttpFieldCookie Cookie = Request.Header.Cookie;
if (!(Cookie is null))
{
string HttpSessionID = Cookie["HttpSessionID"];
if (!string.IsNullOrEmpty(HttpSessionID))
{
Request.Session = this.server.GetSession(HttpSessionID);
}
}
}
IUser User = await Scheme.IsAuthenticated(Request);
if (!(User is null))
{
Request.User = User;
break;
}
}
if (Request.User is null)
{
List <KeyValuePair <string, string> > Challenges = new List <KeyValuePair <string, string> >();
foreach (HttpAuthenticationScheme Scheme in AuthenticationSchemes)
{
string Challenge = Scheme.GetChallenge();
if (!string.IsNullOrEmpty(Challenge))
{
Challenges.Add(new KeyValuePair <string, string>("WWW-Authenticate", Challenge));
}
}
await this.SendQuickResponse(Request, E2e, EndpointReference, Id, From, To, 401, "Unauthorized", false, MaxChunkSize, Challenges.ToArray());
Request.Dispose();
return;
}
}
Request.SubPath = SubPath;
Resource.Validate(Request);
if (Request.Header.Expect != null)
{
if (Request.Header.Expect.Continue100)
{
if (!Request.HasData)
{
await this.SendQuickResponse(Request, E2e, EndpointReference, Id, From, To, 100, "Continue", false, MaxChunkSize);
return;
}
}
else
{
await this.SendQuickResponse(Request, E2e, EndpointReference, Id, From, To, 417, "Expectation Failed", true, MaxChunkSize);
Request.Dispose();
return;
}
}
await this.ExecuteRequest(E2e, EndpointReference, Id, From, To, MaxChunkSize, PostResource, Ibb, Socks5, Request, Resource);
return;
}
else
{
this.server.RequestReceived(Request, From, null, null);
await this.SendQuickResponse(Request, E2e, EndpointReference, Id, From, To, 404, "Not Found", false, MaxChunkSize);
Result = true;
}
}
/// <summary>
/// Opens a new binary stream.
/// </summary>
/// <param name="To">Recipient of stream.</param>
/// <param name="BlockSize">Block size.</param>
/// <param name="E2E">End-to-end encryption interface, if such is to be used.</param>
/// <returns>Outgoing stream.</returns>
public OutgoingStream OpenStream(string To, int BlockSize, IEndToEndEncryption E2E)
{
return(this.OpenStream(To, BlockSize, null, E2E));
}
internal void Process(string Id, string From, string To, HttpRequest Request, IEndToEndEncryption E2e, string EndpointReference,
int MaxChunkSize, bool Sipub, bool Ibb, bool Socks5, bool Jingle)
{
HttpAuthenticationScheme[] AuthenticationSchemes;
bool Result;
try
{
if (this.server.TryGetResource(Request.Header.Resource, out HttpResource Resource, out string SubPath))
{
Request.Resource = Resource;
this.server.RequestReceived(Request, From, Resource, SubPath);
AuthenticationSchemes = Resource.GetAuthenticationSchemes(Request);
if (AuthenticationSchemes != null && AuthenticationSchemes.Length > 0)
{
foreach (HttpAuthenticationScheme Scheme in AuthenticationSchemes)
{
if (Scheme.IsAuthenticated(Request, out IUser User))
{
Request.User = User;
break;
}
}
if (Request.User is null)
{
List <KeyValuePair <string, string> > Challenges = new List <KeyValuePair <string, string> >();
foreach (HttpAuthenticationScheme Scheme in AuthenticationSchemes)
{
Challenges.Add(new KeyValuePair <string, string>("WWW-Authenticate", Scheme.GetChallenge()));
}
this.SendQuickResponse(Request, E2e, EndpointReference, Id, From, To, 401, "Unauthorized", false, MaxChunkSize, Challenges.ToArray());
Request.Dispose();
return;
}
}
Request.SubPath = SubPath;
Resource.Validate(Request);
if (Request.Header.Expect != null)
{
if (Request.Header.Expect.Continue100)
{
if (!Request.HasData)
{
this.SendQuickResponse(Request, E2e, EndpointReference, Id, From, To, 100, "Continue", false, MaxChunkSize);
return;
}
}
else
{
this.SendQuickResponse(Request, E2e, EndpointReference, Id, From, To, 417, "Expectation Failed", true, MaxChunkSize);
Request.Dispose();
return;
}
}
this.ExecuteRequest(E2e, EndpointReference, Id, From, To, MaxChunkSize, Ibb, Socks5, Request, Resource);
return;
}
else
{
this.server.RequestReceived(Request, From, null, null);
this.SendQuickResponse(Request, E2e, EndpointReference, Id, From, To, 404, "Not Found", false, MaxChunkSize);
Result = true;
}
}
/// <summary>
/// Provides help with managing avatars.
/// </summary>
/// <param name="Client">XMPP Client</param>
/// <param name="E2E">End-to-End encryption</param>
public AvatarClient(XmppClient Client, IEndToEndEncryption E2E)
: this(Client, null, E2E)
{
}