ftpclient fixed but causes an issue with the code generator and

therefore does not compile.

Asyncio: Added handleWrite event and an ability to wrap an already
initialised TSocket to a PAsyncSocket.
Fixed tircbot test.
This commit is contained in:
Dominik Picheta 2012-09-21 20:39:47 +01:00
commit be1a709e7e
3 changed files with 212 additions and 111 deletions

View file

@ -115,6 +115,7 @@ type
info: TInfo info: TInfo
handleRead*: proc (s: PAsyncSocket) {.closure.} handleRead*: proc (s: PAsyncSocket) {.closure.}
handleWrite: proc (s: PAsyncSocket) {.closure.}
handleConnect*: proc (s: PAsyncSocket) {.closure.} handleConnect*: proc (s: PAsyncSocket) {.closure.}
handleAccept*: proc (s: PAsyncSocket) {.closure.} handleAccept*: proc (s: PAsyncSocket) {.closure.}
@ -145,6 +146,7 @@ proc newAsyncSocket(): PAsyncSocket =
result.info = SockIdle result.info = SockIdle
result.handleRead = (proc (s: PAsyncSocket) = nil) result.handleRead = (proc (s: PAsyncSocket) = nil)
result.handleWrite = nil
result.handleConnect = (proc (s: PAsyncSocket) = nil) result.handleConnect = (proc (s: PAsyncSocket) = nil)
result.handleAccept = (proc (s: PAsyncSocket) = nil) result.handleAccept = (proc (s: PAsyncSocket) = nil)
result.handleTask = (proc (s: PAsyncSocket) = nil) result.handleTask = (proc (s: PAsyncSocket) = nil)
@ -162,6 +164,37 @@ proc AsyncSocket*(domain: TDomain = AF_INET, typ: TType = SOCK_STREAM,
if result.socket == InvalidSocket: OSError() if result.socket == InvalidSocket: OSError()
result.socket.setBlocking(false) result.socket.setBlocking(false)
proc toAsyncSocket*(sock: TSocket, state: TInfo = SockConnected): PAsyncSocket =
## Wraps an already initialized ``TSocket`` into a PAsyncSocket.
## This is useful if you want to use an already connected TSocket as an
## asynchronous PAsyncSocket in asyncio's event loop.
##
## ``state`` may be overriden, i.e. if ``sock`` is not connected it should be
## adjusted properly. By default it will be assumed that the socket is
## connected. Please note this is only applicable to TCP client sockets, if
## ``sock`` is a different type of socket ``state`` needs to be adjusted!!!
##
## ================ ================================================================
## Value Meaning
## ================ ================================================================
## SockIdle Socket has only just been initialised, not connected or closed.
## SockConnected Socket is connected to a server.
## SockConnecting Socket is in the process of connecting to a server.
## SockListening Socket is a server socket and is listening for connections.
## SockClosed Socket has been closed.
## SockUDPBound Socket is a UDP socket which is listening for data.
## ================ ================================================================
##
## **Warning**: If ``state`` is set incorrectly the resulting ``PAsyncSocket``
## object may not work properly.
##
## **Note**: This will set ``sock`` to be non-blocking.
result = newAsyncSocket()
result.socket = sock
result.proto = if state == SockUDPBound: IPPROTO_UDP else: IPPROTO_TCP
result.socket.setBlocking(false)
result.info = state
proc asyncSockHandleRead(h: PObject) = proc asyncSockHandleRead(h: PObject) =
when defined(ssl): when defined(ssl):
if PAsyncSocket(h).socket.isSSL and not if PAsyncSocket(h).socket.isSSL and not
@ -184,6 +217,11 @@ proc asyncSockHandleWrite(h: PObject) =
PAsyncSocket(h).handleConnect(PAsyncSocket(h)) PAsyncSocket(h).handleConnect(PAsyncSocket(h))
# Stop receiving write events # Stop receiving write events
PAsyncSocket(h).deleg.mode = fmRead PAsyncSocket(h).deleg.mode = fmRead
else:
if PAsyncSocket(h).handleWrite != nil:
PAsyncSocket(h).handleWrite(PAsyncSocket(h))
else:
PAsyncSocket(h).deleg.mode = fmRead
when defined(ssl): when defined(ssl):
proc asyncSockDoHandshake(h: PObject) = proc asyncSockDoHandshake(h: PObject) =
@ -360,6 +398,21 @@ proc isConnecting*(s: PAsyncSocket): bool =
## Determines whether ``s`` is connecting. ## Determines whether ``s`` is connecting.
return s.info == SockConnecting return s.info == SockConnecting
proc setHandleWrite*(s: PAsyncSocket,
handleWrite: proc (s: PAsyncSocket) {.closure.}) =
## Setter for the ``handleWrite`` event.
##
## To remove this event you should use the ``delHandleWrite`` function.
## It is advised to use that function instead of just setting the event to
## ``proc (s: PAsyncSocket) = nil`` as that would mean that that function
## would be called constantly.
s.deleg.mode = fmReadWrite
s.handleWrite = handleWrite
proc delHandleWrite*(s: PAsyncSocket) =
## Removes the ``handleWrite`` event handler on ``s``.
s.handleWrite = nil
proc recvLine*(s: PAsyncSocket, line: var TaintedString): bool = proc recvLine*(s: PAsyncSocket, line: var TaintedString): bool =
## Behaves similar to ``sockets.recvLine``, however it handles non-blocking ## Behaves similar to ``sockets.recvLine``, however it handles non-blocking
## sockets properly. This function guarantees that ``line`` is a full line, ## sockets properly. This function guarantees that ``line`` is a full line,

View file

@ -17,6 +17,9 @@ import sockets, strutils, parseutils, times, os, asyncio
## asyncio dispatcher using the ``register`` function. Take a look at the ## asyncio dispatcher using the ``register`` function. Take a look at the
## asyncio module documentation for more information. ## asyncio module documentation for more information.
## ##
## **Note**: The asynchronous implementation is only asynchronous for long
## file transfers, calls to functions which use the command socket will block.
##
## Here is some example usage of this module: ## Here is some example usage of this module:
## ##
## .. code-block:: Nimrod ## .. code-block:: Nimrod
@ -27,7 +30,13 @@ import sockets, strutils, parseutils, times, os, asyncio
type type
TFTPClient* = object of TObject TFTPClient* = object of TObject
csock: TSocket # Command connection socket csock: TSocket # Command connection socket
dsock: TSocket # Data connection socket case isAsync: bool
of false:
dsock: TSocket # Data connection socket
else:
dummyA, dummyB: pointer # workaround a Nimrod API issue
asyncCSock: PAsyncSocket # csock belongs to this.
asyncDSock: PAsyncSocket
user, pass: string user, pass: string
address: string address: string
port: TPort port: TPort
@ -35,9 +44,7 @@ type
jobInProgress: bool jobInProgress: bool
job: ref TFTPJob job: ref TFTPJob
isAsync: bool dsockConnected: bool
dsockStatus: TInfo
FTPJobType = enum FTPJobType = enum
JRetrText, JRetr, JStore JRetrText, JRetr, JStore
@ -59,10 +66,9 @@ type
PAsyncFTPClient* = ref TAsyncFTPClient ## Async alternative to TFTPClient. PAsyncFTPClient* = ref TAsyncFTPClient ## Async alternative to TFTPClient.
TAsyncFTPClient* = object of TFTPClient TAsyncFTPClient* = object of TFTPClient
handleEvent*: proc (ftp: var TAsyncFTPClient, ev: TFTPEvent, handleEvent*: proc (ftp: var TAsyncFTPClient, ev: TFTPEvent) {.closure.}
userArg: PObject) {.nimcall.} disp: PDispatcher
dele: PDelegate asyncCSockID: PDelegate
userArg: PObject
FTPEventType* = enum FTPEventType* = enum
EvTransferProgress, EvLines, EvRetr, EvStore EvTransferProgress, EvLines, EvRetr, EvStore
@ -90,11 +96,22 @@ proc FTPClient*(address: string, port = TPort(21),
result.port = port result.port = port
result.isAsync = false result.isAsync = false
result.dsockStatus = SockIdle result.dsockConnected = false
proc getDSock(ftp: var TFTPClient): TSocket =
if ftp.isAsync: return ftp.asyncDSock else: return ftp.dsock
template blockingOperation(sock: TSocket, body: stmt) =
if ftp.isAsync:
sock.setBlocking(true)
body
if ftp.isAsync:
sock.setBlocking(false)
proc expectReply(ftp: var TFTPClient): TaintedString = proc expectReply(ftp: var TFTPClient): TaintedString =
result = TaintedString"" result = TaintedString""
if not ftp.csock.recvLine(result): setLen(result.string, 0) blockingOperation(ftp.csock):
if not ftp.csock.recvLine(result): setLen(result.string, 0)
proc send*(ftp: var TFTPClient, m: string): TaintedString = proc send*(ftp: var TFTPClient, m: string): TaintedString =
## Send a message to the server, and wait for a primary reply. ## Send a message to the server, and wait for a primary reply.
@ -141,8 +158,9 @@ proc deleteJob(ftp: var TFTPClient) =
proc pasv(ftp: var TFTPClient) = proc pasv(ftp: var TFTPClient) =
## Negotiate a data connection. ## Negotiate a data connection.
ftp.dsock = socket() if not ftp.isAsync:
if ftp.isAsync: ftp.dsock.setBlocking(false) ftp.dsock = socket()
else: ftp.asyncDSock = AsyncSocket()
var pasvMsg = ftp.send("PASV").string.strip.TaintedString var pasvMsg = ftp.send("PASV").string.strip.TaintedString
assertReply(pasvMsg, "227") assertReply(pasvMsg, "227")
var betweenParens = captureBetween(pasvMsg.string, '(', ')') var betweenParens = captureBetween(pasvMsg.string, '(', ')')
@ -151,21 +169,23 @@ proc pasv(ftp: var TFTPClient) =
var port = nums[-2.. -1] var port = nums[-2.. -1]
var properPort = port[0].parseInt()*256+port[1].parseInt() var properPort = port[0].parseInt()*256+port[1].parseInt()
if ftp.isAsync: if ftp.isAsync:
# connectAsync should work well even if socket is blocking. But we need ftp.asyncDSock.connect(ip.join("."), TPort(properPort.toU16))
# isAsync anyway... :\ ftp.dsockConnected = False
ftp.dsock.connectAsync(ip.join("."), TPort(properPort.toU16))
ftp.dsockStatus = SockConnecting
else: else:
ftp.dsock.connect(ip.join("."), TPort(properPort.toU16)) ftp.dsock.connect(ip.join("."), TPort(properPort.toU16))
ftp.dsockStatus = SockConnected ftp.dsockConnected = True
proc normalizePathSep(path: string): string = proc normalizePathSep(path: string): string =
return replace(path, '\\', '/') return replace(path, '\\', '/')
proc connect*(ftp: var TFTPClient) = proc connect*(ftp: var TFTPClient) =
## Connect to the FTP server specified by ``ftp``. ## Connect to the FTP server specified by ``ftp``.
ftp.csock = socket() if ftp.isAsync:
ftp.csock.connect(ftp.address, ftp.port) ftp.asyncCSock = AsyncSocket()
else:
ftp.csock = socket()
blockingOperation(ftp.csock):
ftp.csock.connect(ftp.address, ftp.port)
# TODO: Handle 120? or let user handle it. # TODO: Handle 120? or let user handle it.
assertReply ftp.expectReply(), "220" assertReply ftp.expectReply(), "220"
@ -194,20 +214,21 @@ proc getLines(ftp: var TFTPClient, async: bool = false): bool =
## Downloads text data in ASCII mode ## Downloads text data in ASCII mode
## Returns true if the download is complete. ## Returns true if the download is complete.
## It doesn't if `async` is true, because it doesn't check for 226 then. ## It doesn't if `async` is true, because it doesn't check for 226 then.
if ftp.dsockStatus == SockConnected: if ftp.dsockConnected:
var r = TaintedString"" var r = TaintedString""
if ftp.dsock.recvAsync(r): if getDSock(ftp).recvAsync(r):
if r.string != "": if r.string != "":
ftp.job.lines.add(r.string) ftp.job.lines.add(r.string)
else: else:
ftp.dsockStatus = SockClosed ftp.dsockConnected = False
if not async: if not async:
var readSocks: seq[TSocket] = @[ftp.csock] var readSocks: seq[TSocket] = @[ftp.csock]
# This is only needed here. Asyncio gets this socket... # This is only needed here. Asyncio gets this socket...
if readSocks.select(1) != 0 and ftp.csock notin readSocks: blockingOperation(ftp.csock):
assertReply ftp.expectReply(), "226" if readSocks.select(1) != 0 and ftp.csock notin readSocks:
return true assertReply ftp.expectReply(), "226"
return true
proc listDirs*(ftp: var TFTPClient, dir: string = "", proc listDirs*(ftp: var TFTPClient, dir: string = "",
async = false): seq[string] = async = false): seq[string] =
@ -228,7 +249,7 @@ proc listDirs*(ftp: var TFTPClient, dir: string = "",
else: return @[] else: return @[]
proc fileExists*(ftp: var TFTPClient, file: string): bool {.deprecated.} = proc fileExists*(ftp: var TFTPClient, file: string): bool {.deprecated.} =
## **Deprecated:** Please use ``existsFile``. ## **Deprecated since version 0.9.0:** Please use ``existsFile``.
## ##
## Determines whether ``file`` exists. ## Determines whether ``file`` exists.
## ##
@ -319,12 +340,14 @@ proc retrText*(ftp: var TFTPClient, file: string, async = false): string =
return "" return ""
proc getFile(ftp: var TFTPClient, async = false): bool = proc getFile(ftp: var TFTPClient, async = false): bool =
if ftp.dsockStatus == SockConnected: if ftp.dsockConnected:
var r = "".TaintedString var r = "".TaintedString
var returned = false var returned = false
if async: returned = ftp.dsock.recvAsync(r) if async:
if not ftp.isAsync: raise newException(EFTP, "FTPClient must be async.")
returned = ftp.AsyncDSock.recvAsync(r)
else: else:
r = ftp.dsock.recv() r = getDSock(ftp).recv()
returned = true returned = true
let r2 = r.string let r2 = r.string
if r2 != "": if r2 != "":
@ -332,13 +355,14 @@ proc getFile(ftp: var TFTPClient, async = false): bool =
ftp.job.oneSecond.inc(r2.len) ftp.job.oneSecond.inc(r2.len)
ftp.job.file.write(r2) ftp.job.file.write(r2)
elif returned and r2 == "": elif returned and r2 == "":
ftp.dsockStatus = SockClosed ftp.dsockConnected = False
if not async: if not async:
var readSocks: seq[TSocket] = @[ftp.csock] var readSocks: seq[TSocket] = @[ftp.csock]
if readSocks.select(1) != 0 and ftp.csock notin readSocks: blockingOperation(ftp.csock):
assertReply ftp.expectReply(), "226" if readSocks.select(1) != 0 and ftp.csock notin readSocks:
return true assertReply ftp.expectReply(), "226"
return true
proc retrFile*(ftp: var TFTPClient, file, dest: string, async = false) = proc retrFile*(ftp: var TFTPClient, file, dest: string, async = false) =
## Downloads ``file`` and saves it to ``dest``. Usage of this function ## Downloads ``file`` and saves it to ``dest``. Usage of this function
@ -365,10 +389,10 @@ proc retrFile*(ftp: var TFTPClient, file, dest: string, async = false) =
ftp.deleteJob() ftp.deleteJob()
proc doUpload(ftp: var TFTPClient, async = false): bool = proc doUpload(ftp: var TFTPClient, async = false): bool =
if ftp.dsockStatus == SockConnected: if ftp.dsockConnected:
if ftp.job.toStore.len() > 0: if ftp.job.toStore.len() > 0:
assert(async) assert(async)
if ftp.dsock.sendAsync(ftp.job.toStore): if ftp.asyncDSock.sendAsync(ftp.job.toStore):
ftp.job.toStore = "" ftp.job.toStore = ""
ftp.job.progress.inc(ftp.job.toStore.len) ftp.job.progress.inc(ftp.job.toStore.len)
ftp.job.oneSecond.inc(ftp.job.toStore.len) ftp.job.oneSecond.inc(ftp.job.toStore.len)
@ -379,8 +403,8 @@ proc doUpload(ftp: var TFTPClient, async = false): bool =
setLen(s, len) setLen(s, len)
if len == 0: if len == 0:
# File finished uploading. # File finished uploading.
ftp.dsock.close() getDSock(ftp).close()
ftp.dsockStatus = SockClosed ftp.dsockConnected = false
if not async: if not async:
assertReply ftp.expectReply(), "226" assertReply ftp.expectReply(), "226"
@ -388,9 +412,9 @@ proc doUpload(ftp: var TFTPClient, async = false): bool =
return false return false
if not async: if not async:
ftp.dsock.send(s) getDSock(ftp).send(s)
else: else:
if not ftp.dsock.sendAsync(s): if not ftp.asyncDSock.sendAsync(s):
ftp.job.toStore = s ftp.job.toStore = s
ftp.job.progress.inc(len) ftp.job.progress.inc(len)
@ -420,10 +444,9 @@ proc close*(ftp: var TFTPClient) =
assertReply ftp.send("QUIT"), "221" assertReply ftp.send("QUIT"), "221"
if ftp.jobInProgress: ftp.deleteJob() if ftp.jobInProgress: ftp.deleteJob()
ftp.csock.close() ftp.csock.close()
ftp.dsock.close() getDSock(ftp).close()
proc handleTask(h: PObject) = proc handleTask(s: PAsyncSocket, ftp: PAsyncFTPClient) =
var ftp = PAsyncFTPClient(h)
if ftp.jobInProgress: if ftp.jobInProgress:
if ftp.job.typ in {JRetr, JStore}: if ftp.job.typ in {JRetr, JStore}:
if epochTime() - ftp.job.lastProgressReport >= 1.0: if epochTime() - ftp.job.lastProgressReport >= 1.0:
@ -435,9 +458,9 @@ proc handleTask(h: PObject) =
r.speed = ftp.job.oneSecond r.speed = ftp.job.oneSecond
r.filename = ftp.job.filename r.filename = ftp.job.filename
ftp.job.oneSecond = 0 ftp.job.oneSecond = 0
ftp.handleEvent(ftp[], r, ftp.userArg) ftp.handleEvent(ftp[], r)
proc getSocket(h: PObject): tuple[info: TInfo, sock: TSocket] = discard """proc getSocket(h: PObject): tuple[info: TInfo, sock: TSocket] =
result = (SockIdle, InvalidSocket) result = (SockIdle, InvalidSocket)
var ftp = PAsyncFTPClient(h) var ftp = PAsyncFTPClient(h)
if ftp.jobInProgress: if ftp.jobInProgress:
@ -445,41 +468,14 @@ proc getSocket(h: PObject): tuple[info: TInfo, sock: TSocket] =
of JRetrText, JRetr, JStore: of JRetrText, JRetr, JStore:
if ftp.dsockStatus == SockConnecting or ftp.dsockStatus == SockConnected: if ftp.dsockStatus == SockConnecting or ftp.dsockStatus == SockConnected:
result = (ftp.dsockStatus, ftp.dsock) result = (ftp.dsockStatus, ftp.dsock)
else: result = (SockIdle, ftp.dsock) else: result = (SockIdle, ftp.dsock)"""
proc handleConnect(h: PObject) = proc handleWrite(s: PAsyncSocket, ftp: PAsyncFTPClient) =
var ftp = PAsyncFTPClient(h)
ftp.dsockStatus = SockConnected
assert(ftp.jobInProgress)
if ftp.job.typ == JStore:
ftp.dele.mode = MWriteable
else:
ftp.dele.mode = MReadable
proc handleRead(h: PObject) =
var ftp = PAsyncFTPClient(h)
assert(ftp.jobInProgress)
assert(ftp.job.typ != JStore)
# This can never return true, because it shouldn't check for code
# 226 from csock.
assert(not ftp.job.prc(ftp[], true))
proc handleWrite(h: PObject) =
var ftp = PAsyncFTPClient(h)
if ftp.jobInProgress: if ftp.jobInProgress:
if ftp.job.typ == JStore: if ftp.job.typ == JStore:
assert (not ftp.job.prc(ftp[], true)) assert (not ftp.job.prc(ftp[], true))
proc csockGetSocket(h: PObject): tuple[info: TInfo, sock: TSocket] = proc csockHandleRead(s: PAsyncSocket, ftp: PAsyncFTPClient) =
# This only returns the csock if a job is in progress. Otherwise handle read
# would capture data which is not for it to capture.
result = (SockIdle, InvalidSocket)
var ftp = PAsyncFTPClient(h)
if ftp.jobInProgress:
result = (SockConnected, ftp.csock)
proc csockHandleRead(h: PObject) =
var ftp = PAsyncFTPClient(h)
assert(ftp.jobInProgress) assert(ftp.jobInProgress)
assertReply ftp[].expectReply(), "226" # Make sure the transfer completed. assertReply ftp[].expectReply(), "226" # Make sure the transfer completed.
var r: TFTPEvent var r: TFTPEvent
@ -498,10 +494,65 @@ proc csockHandleRead(h: PObject) =
if ftp.job.progress != ftp.job.total: if ftp.job.progress != ftp.job.total:
raise newException(EFTP, "Didn't upload full file.") raise newException(EFTP, "Didn't upload full file.")
ftp[].deleteJob() ftp[].deleteJob()
ftp.handleEvent(ftp[], r, ftp.userArg) # Unregister asyncCSock
ftp.disp.unregister(ftp.asyncCSockID)
ftp.asyncCSockID = nil
ftp.handleEvent(ftp[], r)
proc handleConnect(s: PAsyncSocket, ftp: PAsyncFTPClient) =
ftp.dsockConnected = true
assert(ftp.jobInProgress)
if ftp.job.typ == JStore:
s.setHandleWrite(proc (s: PAsyncSocket) = handleWrite(s, ftp))
else:
s.delHandleWrite()
# Wrap c sock in a PAsyncSocket and add it to dispatcher.
assert ftp.disp != nil
assert ftp.asyncCSockID == nil
ftp.asyncCSock = ftp.csock.toAsyncSocket(state = SockConnected)
ftp.asyncCSock.handleRead =
proc (s: PAsyncSocket) =
csockHandleRead(s, ftp)
ftp.asyncCSockID = ftp.disp.register(ftp.asyncCSock)
discard """proc handleConnect(h: PObject) =
var ftp = PAsyncFTPClient(h)
ftp.dsockStatus = SockConnected
assert(ftp.jobInProgress)
if ftp.job.typ == JStore:
ftp.dele.mode = MWriteable
else:
ftp.dele.mode = MReadable"""
proc handleRead(s: PAsyncSocket, ftp: PAsyncFTPClient) =
assert ftp.jobInProgress
assert ftp.job.typ != JStore
# This can never return true, because it shouldn't check for code
# 226 from csock.
assert(not ftp.job.prc(ftp[], true))
discard """proc handleRead(h: PObject) =
var ftp = PAsyncFTPClient(h)
assert(ftp.jobInProgress)
assert(ftp.job.typ != JStore)
# This can never return true, because it shouldn't check for code
# 226 from csock.
assert(not ftp.job.prc(ftp[], true))
"""
discard """proc csockGetSocket(h: PObject): tuple[info: TInfo, sock: TSocket] =
# This only returns the csock if a job is in progress. Otherwise handle read
# would capture data which is not for it to capture.
result = (SockIdle, InvalidSocket)
var ftp = PAsyncFTPClient(h)
if ftp.jobInProgress:
result = (SockConnected, ftp.csock)"""
proc AsyncFTPClient*(address: string, port = TPort(21), proc AsyncFTPClient*(address: string, port = TPort(21),
user, pass = "", userArg: PObject = nil): PAsyncFTPClient = user, pass = "",
handleEvent: proc (ftp: var TAsyncFTPClient, ev: TFTPEvent) {.closure.} =
(proc (ftp: var TAsyncFTPClient, ev: TFTPEvent) = nil)): PAsyncFTPClient =
## Create a ``PAsyncFTPClient`` object. ## Create a ``PAsyncFTPClient`` object.
## ##
## Use this if you want to use asyncio's dispatcher. ## Use this if you want to use asyncio's dispatcher.
@ -511,28 +562,23 @@ proc AsyncFTPClient*(address: string, port = TPort(21),
result.address = address result.address = address
result.port = port result.port = port
result.isAsync = true result.isAsync = true
result.dsockStatus = SockIdle result.dsockConnected = false
result.userArg = userArg result.handleEvent = handleEvent
result.handleEvent = (proc (ftp: var TAsyncFTPClient, ev: TFTPEvent,
userArg: PObject) = nil)
proc register*(d: PDispatcher, ftp: PAsyncFTPClient) = proc register*(d: PDispatcher, ftp: PAsyncFTPClient) =
## Registers ``ftp`` with dispatcher ``d``. ## Registers ``ftp`` with dispatcher ``d``.
ftp.dele = newDelegate() assert ftp.isAsync
ftp.dele.deleVal = ftp ftp.disp = d
ftp.dele.getSocket = getSocket ftp.asyncDSock.handleRead =
ftp.dele.task = handleTask proc (s: PAsyncSocket) =
ftp.dele.handleConnect = handleConnect handleRead(s, ftp)
ftp.dele.handleRead = handleRead ftp.asyncDSock.handleConnect =
ftp.dele.handleWrite = handleWrite proc (s: PAsyncSocket) =
d.register(ftp.dele) handleConnect(s, ftp)
ftp.asyncDSock.handleTask =
# Add csock into the dispatcher (to check for 226). proc (s: PAsyncSocket) =
var cDele = newDelegate() handleTask(s, ftp)
cDele.deleVal = ftp d.register(ftp.asyncDSock)
cDele.getSocket = csockGetSocket
cDele.handleRead = csockHandleRead
d.register(cDele)
when isMainModule: when isMainModule:
var ftp = FTPClient("picheta.me", user = "blah", pass = "sd") var ftp = FTPClient("picheta.me", user = "blah", pass = "sd")

View file

@ -32,12 +32,12 @@ proc open*(host = "localhost", port: TPort): TDb =
result.r = redis.open(host, port) result.r = redis.open(host, port)
result.lastPing = epochTime() result.lastPing = epochTime()
proc customHSet(database: TDb, name, field, value: string) = discard """proc customHSet(database: TDb, name, field, value: string) =
if database.r.hSet(name, field, value).int == 0: if database.r.hSet(name, field, value).int == 0:
if failOnExisting: if failOnExisting:
assert(false) assert(false)
else: else:
echo("[Warning:REDIS] ", field, " already exists in ", name) echo("[Warning:REDIS] ", field, " already exists in ", name)"""
proc updateProperty*(database: TDb, commitHash, platform, property, proc updateProperty*(database: TDb, commitHash, platform, property,
value: string) = value: string) =
@ -228,7 +228,7 @@ proc getSeen(d: TDb, nick: string, s: var TSeen): bool =
of "newnick": of "newnick":
s.newNick = value s.newNick = value
template createSeen(typ: TSeenType, n, c: string): stmt = template createSeen(typ: TSeenType, n, c: string): stmt {.immediate, dirty.} =
var seenNick: TSeen var seenNick: TSeen
seenNick.kind = typ seenNick.kind = typ
seenNick.nick = n seenNick.nick = n
@ -275,12 +275,11 @@ proc handleWebMessage(state: PState, line: string) =
state.ircClient[].privmsg(joinChans[0], message) state.ircClient[].privmsg(joinChans[0], message)
elif json.existsKey("redisinfo"): elif json.existsKey("redisinfo"):
assert json["redisinfo"].existsKey("port") assert json["redisinfo"].existsKey("port")
let redisPort = json["redisinfo"]["port"].num #let redisPort = json["redisinfo"]["port"].num
state.dbConnected = true state.dbConnected = true
proc hubConnect(state: PState) proc hubConnect(state: PState)
proc handleConnect(s: PAsyncSocket, userArg: PObject) = proc handleConnect(s: PAsyncSocket, state: PState) =
let state = PState(userArg)
try: try:
# Send greeting # Send greeting
var obj = newJObject() var obj = newJObject()
@ -311,8 +310,7 @@ proc handleConnect(s: PAsyncSocket, userArg: PObject) =
sleep(5000) sleep(5000)
state.hubConnect() state.hubConnect()
proc handleRead(s: PAsyncSocket, userArg: PObject) = proc handleRead(s: PAsyncSocket, state: PState) =
let state = PState(userArg)
var line = "" var line = ""
if state.sock.recvLine(line): if state.sock.recvLine(line):
if line != "": if line != "":
@ -329,14 +327,16 @@ proc handleRead(s: PAsyncSocket, userArg: PObject) =
proc hubConnect(state: PState) = proc hubConnect(state: PState) =
state.sock = AsyncSocket() state.sock = AsyncSocket()
state.sock.connect("127.0.0.1", state.hubPort) state.sock.connect("127.0.0.1", state.hubPort)
state.sock.userArg = state state.sock.handleConnect =
state.sock.handleConnect = handleConnect proc (s: PAsyncSocket) =
state.sock.handleRead = handleRead handleConnect(s, state)
state.sock.handleRead =
proc (s: PAsyncSocket) =
handleRead(s, state)
state.dispatcher.register(state.sock) state.dispatcher.register(state.sock)
proc handleIrc(irc: var TAsyncIRC, event: TIRCEvent, userArg: PObject) = proc handleIrc(irc: var TAsyncIRC, event: TIRCEvent, state: PState) =
let state = PState(userArg)
case event.typ case event.typ
of EvDisconnected: of EvDisconnected:
while not state.ircClient[].isConnected: while not state.ircClient[].isConnected:
@ -373,7 +373,7 @@ proc handleIrc(irc: var TAsyncIRC, event: TIRCEvent, userArg: PObject) =
echo(nick) echo(nick)
var seenInfo: TSeen var seenInfo: TSeen
if state.database.getSeen(nick, seenInfo): if state.database.getSeen(nick, seenInfo):
var mSend = "" #var mSend = ""
case seenInfo.kind case seenInfo.kind
of PSeenMsg: of PSeenMsg:
pm("$1 was last seen on $2 in $3 saying: $4" % pm("$1 was last seen on $2 in $3 saying: $4" %
@ -431,10 +431,12 @@ proc open(port: TPort = TPort(5123)): PState =
result.hubPort = port result.hubPort = port
result.hubConnect() result.hubConnect()
let hirc =
proc (a: var TAsyncIRC, ev: TIRCEvent) =
handleIrc(a, ev, result)
# Connect to the irc server. # Connect to the irc server.
result.ircClient = AsyncIrc(ircServer, nick = botNickname, user = botNickname, result.ircClient = AsyncIrc(ircServer, nick = botNickname, user = botNickname,
joinChans = joinChans, ircEvent = handleIrc, userArg = result) joinChans = joinChans, ircEvent = hirc)
result.ircClient.connect() result.ircClient.connect()
result.dispatcher.register(result.ircClient) result.dispatcher.register(result.ircClient)