TeaSpeak-Client/modules/renderer/connection/ServerConnection.ts

318 lines
13 KiB
TypeScript

import {AbstractCommandHandler, AbstractCommandHandlerBoss} from "tc-shared/connection/AbstractCommandHandler";
import {
AbstractServerConnection, CommandOptionDefaults, CommandOptions,
ConnectionStateListener,
ServerCommand,
voice
} from "tc-shared/connection/ConnectionBase";
import {CommandResult} from "tc-shared/connection/ServerConnectionDeclaration";
import {tr} from "tc-shared/i18n/localize";
import {ConnectionHandler, ConnectionState, DisconnectReason} from "tc-shared/ConnectionHandler";
import {NativeServerConnection, ServerType, spawn_server_connection as spawn_native_server_connection, destroy_server_connection as destroy_native_server_connection} from "tc-native/connection";
import {ConnectionCommandHandler} from "tc-shared/connection/CommandHandler";
import {HandshakeHandler} from "tc-shared/connection/HandshakeHandler";
import {ServerAddress} from "tc-shared/ui/server";
import {TeaSpeakHandshakeHandler} from "tc-shared/profiles/identities/TeamSpeakIdentity";
import AbstractVoiceConnection = voice.AbstractVoiceConnection;
import {VoiceConnection} from "./VoiceConnection";
class ErrorCommandHandler extends AbstractCommandHandler {
private _handle: ServerConnection;
constructor(handle: ServerConnection) {
super(handle);
this._handle = handle;
}
handle_command(command: ServerCommand): boolean {
if(command.command === "error") {
const return_listener: {[key: string]: (result: CommandResult) => any} = this._handle["_return_listener"];
const data = command.arguments[0];
let return_code : string = data["return_code"];
if(!return_code) {
const listener = return_listener["last_command"] || return_listener["_clientinit"];
if(typeof(listener) === "function") {
console.warn(tr("Received error without return code. Using last command (%o)"), listener);
listener(new CommandResult(data));
delete return_listener["last_command"];
delete return_listener["_clientinit"];
} else {
console.warn(tr("Received error without return code."), data);
}
return false;
}
if(return_listener[return_code]) {
return_listener[return_code](new CommandResult(data));
} else {
console.warn(tr("Error received for no handler! (%o)"), data);
}
return true;
} else if(command.command == "initivexpand") {
if(command.arguments[0]["teaspeak"] == true) {
console.log("Using TeaSpeak identity type");
this._handle.handshake_handler().startHandshake();
}
return true;
} else if(command.command == "initivexpand2") {
/* its TeamSpeak or TeaSpeak with experimental 3.1 and not up2date */
this._handle["_do_teamspeak"] = true;
} else if(command.command == "initserver") {
const return_listener: {[key: string]: (result: CommandResult) => any} = this._handle["_return_listener"];
if(typeof(return_listener["_clientinit"]) === "function") {
return_listener["_clientinit"](new CommandResult({id: 0, message: ""}));
delete return_listener["_clientinit"];
}
if(this._handle.onconnectionstatechanged)
this._handle.onconnectionstatechanged(ConnectionState.INITIALISING, ConnectionState.CONNECTING);
} else if(command.command == "notifyconnectioninforequest") {
this._handle.send_command("setconnectioninfo",
{
//TODO calculate
connection_ping: 0.0000,
connection_ping_deviation: 0.0,
connection_packets_sent_speech: 0,
connection_packets_sent_keepalive: 0,
connection_packets_sent_control: 0,
connection_bytes_sent_speech: 0,
connection_bytes_sent_keepalive: 0,
connection_bytes_sent_control: 0,
connection_packets_received_speech: 0,
connection_packets_received_keepalive: 0,
connection_packets_received_control: 0,
connection_bytes_received_speech: 0,
connection_bytes_received_keepalive: 0,
connection_bytes_received_control: 0,
connection_server2client_packetloss_speech: 0.0000,
connection_server2client_packetloss_keepalive: 0.0000,
connection_server2client_packetloss_control: 0.0000,
connection_server2client_packetloss_total: 0.0000,
connection_bandwidth_sent_last_second_speech: 0,
connection_bandwidth_sent_last_second_keepalive: 0,
connection_bandwidth_sent_last_second_control: 0,
connection_bandwidth_sent_last_minute_speech: 0,
connection_bandwidth_sent_last_minute_keepalive: 0,
connection_bandwidth_sent_last_minute_control: 0,
connection_bandwidth_received_last_second_speech: 0,
connection_bandwidth_received_last_second_keepalive: 0,
connection_bandwidth_received_last_second_control: 0,
connection_bandwidth_received_last_minute_speech: 0,
connection_bandwidth_received_last_minute_keepalive: 0,
connection_bandwidth_received_last_minute_control: 0
}
);
}
return false;
}
}
export class ServerConnection extends AbstractServerConnection {
private _native_handle: NativeServerConnection;
private _voice_connection: VoiceConnection;
private _do_teamspeak: boolean;
private _return_listener: {[key: string]: (result: CommandResult) => any} = {};
private _command_handler: NativeConnectionCommandBoss;
private _command_error_handler: ErrorCommandHandler;
private _command_handler_default: ConnectionCommandHandler;
private _remote_address: ServerAddress;
private _handshake_handler: HandshakeHandler;
private _return_code_index: number = 0;
onconnectionstatechanged: ConnectionStateListener;
constructor(props: ConnectionHandler) {
super(props);
this._command_handler = new NativeConnectionCommandBoss(this);
this._command_error_handler = new ErrorCommandHandler(this);
this._command_handler_default = new ConnectionCommandHandler(this);
this._command_handler.register_handler(this._command_error_handler);
this._command_handler.register_handler(this._command_handler_default);
this._native_handle = spawn_native_server_connection();
this._native_handle.callback_disconnect = reason => {
this.client.handleDisconnect(DisconnectReason.CONNECTION_CLOSED, {
reason: reason,
event: event
});
};
this._native_handle.callback_command = (command, args, switches) => {
console.log("Received: %o %o %o", command, args, switches);
//FIXME catch error
this._command_handler.invoke_handle({
command: command,
arguments: args
});
};
this._voice_connection = new VoiceConnection(this, this._native_handle._voice_connection);
this.command_helper.initialize();
this._voice_connection.setup();
}
native_handle() : NativeServerConnection {
return this._native_handle;
}
finalize() {
if(this._native_handle)
destroy_native_server_connection(this._native_handle);
this._native_handle = undefined;
}
connect(address: ServerAddress, handshake: HandshakeHandler, timeout?: number): Promise<void> {
this._remote_address = address;
this._handshake_handler = handshake;
this._do_teamspeak = false;
handshake.setConnection(this);
handshake.initialize();
return new Promise<void>((resolve, reject) => {
this._native_handle.connect({
remote_host: address.host,
remote_port: address.port,
timeout: typeof(timeout) === "number" ? timeout : -1,
callback: error => {
if(error != 0) {
/* required to notify the handle, just a promise reject does not work */
this.client.handleDisconnect(DisconnectReason.CONNECT_FAILURE, error);
reject(this._native_handle.error_message(error));
return;
} else {
resolve();
}
console.log("Remote server type: %o (%s)", this._native_handle.server_type, ServerType[this._native_handle.server_type]);
if(this._native_handle.server_type == ServerType.TEAMSPEAK || this._do_teamspeak) {
console.log("Trying to use TeamSpeak's identity system");
this.handshake_handler().on_teamspeak();
}
},
identity_key: (handshake.get_identity_handler() as TeaSpeakHandshakeHandler).identity.private_key,
teamspeak: false
})
});
}
remote_address(): ServerAddress {
return this._remote_address;
}
handshake_handler(): HandshakeHandler {
return this._handshake_handler;
}
connected(): boolean {
return typeof(this._native_handle) !== "undefined" && this._native_handle.connected();
}
disconnect(reason?: string): Promise<void> {
console.trace("Disconnect: %s",reason);
return new Promise<void>((resolve, reject) => this._native_handle.disconnect(reason || "", error => {
if(error == 0)
resolve();
else
reject(this._native_handle.error_message(error));
}));
}
support_voice(): boolean {
return true;
}
voice_connection(): AbstractVoiceConnection {
return this._voice_connection;
}
command_handler_boss(): AbstractCommandHandlerBoss {
return this._command_handler;
}
private generate_return_code() : string {
return (this._return_code_index++).toString();
}
send_command(command: string, data?: any, _options?: CommandOptions): Promise<CommandResult> {
if(!this.connected()) {
console.warn(tr("Tried to send a command without a valid connection."));
return Promise.reject(tr("not connected"));
}
const options: CommandOptions = {};
Object.assign(options, CommandOptionDefaults);
Object.assign(options, _options);
data = $.isArray(data) ? data : [data || {}];
if(data.length == 0) /* we require min one arg to append return_code */
data.push({});
let return_code = data[0]["return_code"] !== undefined ? data[0].return_code : this.generate_return_code();
data[0]["return_code"] = return_code;
console.log("Sending %s (%o)", command, data);
const promise = new Promise<CommandResult>((resolve, reject) => {
const timeout_id = setTimeout(() => {
delete this._return_listener[return_code];
reject("timeout");
}, 5000);
this._return_listener[return_code] = result => {
clearTimeout(timeout_id);
delete this._return_listener[return_code];
(result.success ? resolve : reject)(result);
};
if(command == "clientinit")
this._return_listener["_clientinit"] = this._return_listener[return_code]; /* fix for TS3 (clientinit does not accept a return code) */
try {
this._native_handle.send_command(command, data, options.flagset || []);
} catch(error) {
console.warn(tr("Failed to send command: %o"), error);
}
});
return this._command_handler_default.proxy_command_promise(promise, options);
}
ping(): { native: number; javascript?: number } {
return {
native: this._native_handle ? (this._native_handle.current_ping() / 1000) : -2
};
}
}
export class NativeConnectionCommandBoss extends AbstractCommandHandlerBoss {
constructor(connection: AbstractServerConnection) {
super(connection);
}
}
/* override the "normal" connection */
export function spawn_server_connection(handle: ConnectionHandler) : AbstractServerConnection {
console.log("Spawning native connection");
return new ServerConnection(handle); /* will be overridden by the client */
}
export function destroy_server_connection(handle: AbstractServerConnection) {
if(!(handle instanceof ServerConnection))
throw "invalid handle";
//TODO: Here!
console.log("Call to destroy a server connection");
}