def handleChatInvite(server, user, packet):
ref = packet.getNumber(DATA_CHATID, 0)
uid = packet.getNumber(DATA_UID, 0)
chat = server.getChat(ref)
who = server.getUser(uid)
if not who:
raise HLException("Invalid user.")
if not chat:
raise HLException("Invalid chat.")
if uid == user.uid:
# Ignore self invitations.
return
if chat.hasInvite(who):
# Ignore all invitations after the first.
return
if not chat.hasUser(user):
raise HLException("You are not in this chat.")
if chat.hasUser(who):
# The specified user is already in the chat.
return
chat.addInvite(who)
# Send the invitation to the specified user.
invite = HLPacket(HTLS_HDR_CHAT_INVITE)
invite.addInt32(DATA_CHATID, chat.id)
invite.addNumber(DATA_UID, user.uid)
invite.addString(DATA_NICK, user.nick)
server.sendPacket(invite, who)
def handleChatJoin(server, user, packet):
ref = packet.getNumber(DATA_CHATID, 0)
chat = server.getChat(ref)
if not chat:
raise HLException("Invalid chat.")
if not chat.hasInvite(user):
raise HLException("You were not invited to this chat.")
# Send a join packet to everyone in the chat.
join = HLPacket(HTLS_HDR_CHAT_USER_CHANGE)
join.addInt32(DATA_CHATID, chat.id)
join.addNumber(DATA_UID, user.uid)
join.addString(DATA_NICK, user.nick)
join.addNumber(DATA_ICON, user.icon)
join.addNumber(DATA_STATUS, user.status)
if user.color >= 0:
join.addInt32(DATA_COLOR, user.color)
for u in chat.users:
server.sendPacket(join, u)
# Add the joiner to the chat.
chat.addUser(user)
chat.removeInvite(user)
# Send the userlist back to the joiner.
list = packet.response()
for u in chat.users:
list.addBinary(DATA_USER, u.flatten())
list.addString(DATA_SUBJECT, chat.subject)
server.sendPacket(list, user)
def handleFileUpload(server, user, packet):
dir = parseDir(packet.getBinary(DATA_DIR))
name = packet.getString(DATA_FILENAME, "")
size = packet.getNumber(DATA_XFERSIZE, 0)
# options = packet.getNumber(DATA_XFEROPTIONS, 0)
path = buildPath(user.account.fileRoot, dir, name)
if os.path.exists(path):
raise HLException("File already exists.")
if (not user.hasPriv(PRIV_UPLOAD_ANYWHERE)) and (
path.upper().find("UPLOAD") < 0
or path.upper().find("DROP BOX") < 0):
raise HLException(
"You must upload to an upload directory or drop box.")
# Make sure we have enough disk space to accept the file.
upDir = buildPath(user.account.fileRoot, dir)
info = os.statvfs(upDir)
free = info.f_bavail * info.f_frsize
if size >= free:
raise HLException("Insufficient disk space.")
file = HLFile(path)
xfer = server.fileserver.addUpload(user, file)
xfer.total = size
reply = packet.response()
reply.addNumber(DATA_XFERID, xfer.id)
if file.exists():
reply.addBinary(DATA_RESUME, file.resumeData().flatten())
server.sendPacket(reply, user)
def handleLogin(server, user, packet):
login = HLDecode(packet.getBinary(DATA_LOGIN, HLEncode("guest")))
password = HLDecode(packet.getBinary(DATA_PASSWORD, b""))
# Check for temporary and permanent bans.
reason = server.checkForBan(user.ip)
if reason:
raise HLException("You are banned: %s" % reason, True)
# Load and configure the account information.
user.account = server.database.loadAccount(login)
if not user.account:
raise HLException("Login is incorrect.", True)
if user.account.password != hashlib.md5(password.encode('utf-8')).hexdigest():
raise HLException("Password is incorrect.", True)
# Handle the nickname/icon/color stuff, broadcast the join packet.
handleUserChange(server, user, packet)
user.valid = True
user.account.lastLogin = datetime.now()
dispatcher.send(signal=user_login, sender=server, server=server, user=user)
info = packet.response()
info.addString(DATA_SERVERNAME, conf.SERVER_NAME)
info.addNumber(DATA_OPTION, CAPABILITY_NEWS)
info.addNumber(DATA_UID, user.uid)
server.sendPacket(info, user)
logging.info("[login] successful login for %s", user)
def handleUserInfo(server, user, packet):
uid = packet.getNumber(DATA_UID, 0)
who = server.getUser(uid)
if not who:
raise HLException("Invalid user.")
fmt = "nickname: %s\r uid: %s\r login: %s\rrealname: %s\r address: %s\r idle: %s\r"
idle = formatElapsedTime(time.time() - who.lastPacketTime)
info = fmt % (who.nick, who.uid, who.account.login, who.account.name, who.ip, idle)
info += "--------------------------------\r"
num = 0
for xfer in server.fileserver.transfers:
if xfer.owner == uid:
info += str(xfer) + "\r"
num += 1
if num < 1:
info += "No file transfers.\r"
info += "--------------------------------\r"
reply = packet.response()
reply.addNumber(DATA_UID, who.uid)
reply.addString(DATA_NICK, who.nick)
reply.addString(DATA_STRING, info)
server.sendPacket(reply, user)
def handleAccountDelete(server, user, packet):
login = HLDecode(packet.getBinary(DATA_LOGIN, b""))
acct = server.database.loadAccount(login)
if not acct:
raise HLException("Invalid account.")
server.database.deleteAccount(acct)
server.sendPacket(packet.response(), user)
logging.info("[account] %s deleted by %s", login, user)
def handleFolderCreate(server, user, packet):
dir = parseDir(packet.getBinary(DATA_DIR))
name = packet.getString(DATA_FILENAME, "")
path = buildPath(user.account.fileRoot, dir, name)
if os.path.exists(path):
raise HLException("Specified directory already exists.")
os.mkdir(path, conf.DIR_UMASK)
server.sendPacket(packet.response(), user)
def handleFileMove(server, user, packet):
oldDir = parseDir(packet.getBinary(DATA_DIR))
newDir = parseDir(packet.getBinary(DATA_NEWDIR))
name = packet.getString(DATA_FILENAME, "")
oldPath = buildPath(user.account.fileRoot, oldDir, name)
newPath = buildPath(user.account.fileRoot, newDir, name)
if not os.path.exists(oldPath):
raise HLException("Invalid file or directory.")
if os.path.exists(newPath):
raise HLException("The specified file already exists in the new location.")
file = HLFile(oldPath)
file.rename(newPath)
server.sendPacket(packet.response(), user)
def handleIconGet(server, user, packet):
uid = packet.getNumber(DATA_UID, 0)
info = server.getUser(uid)
if not info:
raise HLException("Invalid user.")
icon = packet.response()
icon.addNumber(DATA_UID, info.uid)
icon.addBinary(DATA_GIFICON, info.gif)
server.sendPacket(icon, user)
def handleFileList(server, user, packet):
dir = parseDir(packet.getBinary(DATA_DIR))
path = buildPath(user.account.fileRoot, dir)
if not os.path.exists(path):
raise HLException("The specified directory does not exist.")
if not os.path.isdir(path):
raise HLException("The specified path is not a directory.")
if (not user.hasPriv(PRIV_VIEW_DROPBOXES)) and (path.upper().find("DROP BOX") >= 0):
raise HLException("You are not allowed to view drop boxes.")
reply = packet.response()
files = os.listdir(path)
files.sort()
for fname in files:
if conf.SHOW_DOTFILES or (fname[0] != '.'):
# Only list files starting with . if SHOW_DOTFILES is True.
file = HLFile(os.path.join(path, fname))
reply.addBinary(DATA_FILE, file.flatten())
server.sendPacket(reply, user)
def certifyIcon(data):
if len(data) > conf.MAX_GIF_SIZE:
raise HLException("GIF icon too large.")
return False
# try to make sure the icon data is a 232x18 pixel GIF
try:
import Image
import StringIO
im = Image.open(StringIO.StringIO(data))
if im.format != 'GIF':
raise HLException("Icon must be in GIF format.")
if im.size != (232, 18):
raise HLException("GIF icon must be 232x18 pixels.")
except ImportError:
pass
except IOError:
return False
return True
def handleFileSetInfo(server, user, packet):
dir = parseDir(packet.getBinary(DATA_DIR))
oldName = packet.getString(DATA_FILENAME, "")
newName = packet.getString(DATA_NEWFILE, oldName)
comment = packet.getString(DATA_COMMENT, "")
if (oldName != newName) and (not user.hasPriv(PRIV_RENAME_FILES)):
raise HLException("You cannot rename files.")
oldPath = buildPath(user.account.fileRoot, dir, oldName)
newPath = buildPath(user.account.fileRoot, dir, newName)
if not os.path.exists(oldPath):
raise HLException("Invalid file or directory.")
if (oldPath != newPath) and os.path.exists(newPath):
raise HLException("The specified file already exists.")
file = HLFile(oldPath)
file.rename(newPath)
file.setComment(comment)
server.sendPacket(packet.response(), user)
def handleAccountRead(server, user, packet):
login = packet.getString(DATA_LOGIN, "")
acct = server.database.loadAccount(login)
if not acct:
raise HLException("Error loading account.")
reply = packet.response()
reply.addBinary(DATA_LOGIN, HLEncode(acct.login))
reply.addBinary(DATA_PASSWORD, HLEncode(acct.password))
reply.addString(DATA_NICK, acct.name)
reply.addInt64(DATA_PRIVS, acct.privs)
server.sendPacket(reply, user)
def handleUserInfoUnformatted(server, user, packet):
uid = packet.getNumber(DATA_UID, 0)
who = server.getUser(uid)
if not who:
raise HLException("Invalid user.")
reply = packet.response()
reply.addNumber(DATA_UID, who.uid)
reply.addString(DATA_NICK, who.nick)
reply.addString(DATA_LOGIN, who.account.login)
reply.addString(DATA_STRING, who.account.name)
reply.addString(DATA_IP, who.ip)
server.sendPacket(reply, user)
def handleFileDelete(server, user, packet):
dir = parseDir(packet.getBinary(DATA_DIR))
name = packet.getString(DATA_FILENAME, "")
path = buildPath(user.account.fileRoot, dir, name)
if not os.path.exists(path):
raise HLException("Specified file or directory does not exist.")
if os.path.isdir(path):
if not user.hasPriv(PRIV_DELETE_FOLDERS):
raise HLException("You are not allowed to delete folders.")
# First, recursively delete everything inside the directory.
for (root, dirs, files) in os.walk(path, topdown=False):
for name in files:
os.unlink(os.path.join(root, name))
for name in dirs:
os.rmdir(os.path.join(root, name))
# Then delete the directory itself.
os.rmdir(path)
else:
if not user.hasPriv(PRIV_DELETE_FILES):
raise HLException("You are not allowed to delete files.")
file = HLFile(path)
file.delete()
server.sendPacket(packet.response(), user)
def handleUserKick(server, user, packet):
uid = packet.getNumber(DATA_UID, 0)
ban = packet.getNumber(DATA_BAN, 0)
who = server.getUser(uid)
if not who:
raise HLException("Invalid user.")
me_login = user.account.login.lower()
you_login = who.account.login.lower()
if not user.hasPriv(PRIV_KICK_USERS):
# users without kick privs can disconnect themselves or their ghosts as long as they are not guests
if (me_login != you_login) or (me_login == "guest"):
raise HLException("You do not have permission to disconnect users.")
if (me_login != you_login) and who.hasPriv(PRIV_KICK_PROTECT):
raise HLException("%s cannot be disconnected." % who.nick)
if ban:
server.addTempBan(who.ip, "Temporary ban.")
server.disconnectUser(who)
server.sendPacket(packet.response(), user)
logging.info("[kick] %s disconnected by %s", who, user)
def handleAccountCreate(server, user, packet):
login = HLDecode(packet.getBinary(DATA_LOGIN, b""))
passwd = HLDecode(packet.getBinary(DATA_PASSWORD, b""))
name = packet.getString(DATA_NICK, "")
privs = packet.getNumber(DATA_PRIVS, 0)
if server.database.loadAccount(login):
raise HLException("Login already exists.")
acct = HLAccount(login)
acct.password = hashlib.md5(passwd.encode('utf-8')).hexdigest()
acct.name = name
acct.privs = privs
server.database.saveAccount(acct)
server.sendPacket(packet.response(), user)
logging.info("[account] %s created by %s", login, user)
def handleAccountModify(server, user, packet):
login = HLDecode(packet.getBinary(DATA_LOGIN, b""))
pw_data = packet.getBinary(DATA_PASSWORD, b"")
name = packet.getString(DATA_NICK, "")
privs = packet.getNumber(DATA_PRIVS, 0)
acct = server.database.loadAccount(login)
if not acct:
raise HLException("Invalid account.")
acct.name = name
acct.privs = privs
if pw_data != "\x00":
acct.password = hashlib.md5(
HLDecode(pw_data).encode('utf-8')).hexdigest()
server.database.saveAccount(acct)
server.sendPacket(packet.response(), user)
# server.updateAccounts( acct )
logging.info("[account] %s modified by %s", login, user)
def handleFileDownload(server, user, packet):
dir = parseDir(packet.getBinary(DATA_DIR))
name = packet.getString(DATA_FILENAME, "")
resume = HLResumeData(packet.getBinary(DATA_RESUME))
# options = packet.getNumber(DATA_XFEROPTIONS, 0)
path = buildPath(user.account.fileRoot, dir, name)
if not os.path.exists(path):
raise HLException("Specified file does not exist.")
file = HLFile(path)
xfer = server.fileserver.addDownload(user, file, resume)
dataSize = file.size() - resume.totalOffset()
reply = packet.response()
reply.addNumber(DATA_XFERSIZE, xfer.total)
reply.addNumber(DATA_FILESIZE, dataSize)
reply.addNumber(DATA_XFERID, xfer.id)
server.sendPacket(reply, user)
def handleFileGetInfo(server, user, packet):
dir = parseDir(packet.getBinary(DATA_DIR))
name = packet.getString(DATA_FILENAME, b"")
path = buildPath(user.account.fileRoot, dir, name)
if not os.path.exists(path):
raise HLException("No such file or directory.")
file = HLFile(path)
d = datetime.fromtimestamp(os.path.getmtime(path))
info = packet.response()
info.addString(DATA_FILENAME, name)
info.addNumber(DATA_FILESIZE, file.size())
info.addNumber(DATA_FILETYPE, file.getType())
info.addNumber(DATA_FILECREATOR, file.getCreator())
info.addBinary(DATA_DATECREATED, HLEncodeDate(d))
info.addBinary(DATA_DATEMODIFIED, HLEncodeDate(d))
info.addString(DATA_COMMENT, file.getComment())
server.sendPacket(info, user)
def _checkperm(signal, sender, *args, **kwargs):
user = kwargs.get('user', None)
if user and not user.hasPriv(perm):
raise HLException("You do not have permission to %s." % action)
return handler_func(*args, **kwargs)