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irclib: Document classes better, especially instance attributes.

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This commit is contained in:
Valentin Lorentz 2020-09-27 15:24:27 +02:00
parent 38b0541f04
commit 48b24769c2
1 changed files with 224 additions and 0 deletions
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src/irclib.py
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@ -301,6 +301,58 @@ class IrcMsgQueue(object):
# status of various modes (especially ops/halfops/voices) in channels, etc.
###
class ChannelState(utils.python.Object):
"""Represents the known state of an IRC channel.
.. attribute:: topic
The topic of a channel (possibly the empty stringà
:type: str
.. attribute:: created
Timestamp of the channel creation, according to the server.
:type: int
.. attribute:: ops
Set of the nicks of all the operators of the channel.
:type: ircutils.IrcSet[str]
.. attribute:: halfops
Set of the nicks of all the half-operators of the channel.
:type: ircutils.IrcSet[str]
.. attribute:: voices
Set of the nicks of all the voiced users of the channel.
:type: ircutils.IrcSet[str]
.. attribute:: users
Set of the nicks of all the users in the channel.
:type: ircutils.IrcSet[str]
.. attribute:: bans
Set of the all the banmasks set in the channel.
:type: ircutils.IrcSet[str]
.. attribute:: modes
Dict of all the modes set in the channel, with they value, if any.
This excludes the following modes: ovhbeq
:type: Dict[str, Optional[str]]
"""
__slots__ = ('users', 'ops', 'halfops', 'bans',
'voices', 'topic', 'modes', 'created')
def __init__(self):
@ -314,16 +366,27 @@ class ChannelState(utils.python.Object):
self.modes = {}
def isOp(self, nick):
"""Returns whether the given nick is an op."""
return nick in self.ops
def isOpPlus(self, nick):
"""Returns whether the given nick is an op."""
return nick in self.ops
def isVoice(self, nick):
"""Returns whether the given nick is voiced."""
return nick in self.voices
def isVoicePlus(self, nick):
"""Returns whether the given nick is voiced, an halfop, or an op."""
return nick in self.voices or nick in self.halfops or nick in self.ops
def isHalfop(self, nick):
"""Returns whether the given nick is an halfop."""
return nick in self.halfops
def isHalfopPlus(self, nick):
"""Returns whether the given nick is an halfop, or an op."""
return nick in self.halfops or nick in self.ops
def addUser(self, user):
@ -412,7 +475,11 @@ class ChannelState(utils.python.Object):
ret = ret and getattr(self, name) == getattr(other, name)
return ret
Batch = collections.namedtuple('Batch', 'type arguments messages')
"""Represents a batch of messages, see
<https://ircv3.net/specs/extensions/batch-3.2>"""
class IrcStateFsm(object):
'''Finite State Machine keeping track of what part of the connection
@ -421,6 +488,8 @@ class IrcStateFsm(object):
@enum.unique
class States(enum.Enum):
"""Enumeration of all the states of an IRC connection."""
UNINITIALIZED = 10
'''Nothing received yet (except server notices)'''
@ -534,8 +603,84 @@ class IrcStateFsm(object):
class IrcState(IrcCommandDispatcher, log.Firewalled):
"""Maintains state of the Irc connection. Should also become smarter.
.. attribute:: fsm
A finite-state machine representing the current state of the IRC
connection: various steps while connecting, then remains in the
CONNECTED state (or CONNECTED_SASL when doing SASL in the middle of a
connection).
:type: IrcStateFsm
.. attribute:: capabilities_req
Set of all capabilities requested from the server.
See <https://ircv3.net/specs/core/capability-negotiation>
:type: Set[str]
.. attribute:: capabilities_acq
Set of all capabilities requested from and acknowledged by the
server. See <https://ircv3.net/specs/core/capability-negotiation>
:type: Set[str]
.. attribute:: capabilities_nak
Set of all capabilities requested from and refused by the server.
This should always be empty unless the bot, a plugin, or the server is
misbehaving. See <https://ircv3.net/specs/core/capability-negotiation>
:type: Set[str]
.. attribute:: capabilities_ls
Stores all the capabilities advertised by the server, as well as their
value, if any.
:type: Dict[str, Optional[str]]
.. attribute:: ircd
Identification string of the software running the server we are
connected to. See
<https://defs.ircdocs.horse/defs/numerics.html#rpl-myinfo-004>
:type: str
.. attribute:: supported
Stores the value of ISUPPORT sent when connecting.
See <https://defs.ircdocs.horse/defs/isupport.html> for the list of
keys.
:type: utils.InsensitivePreservingDict[str, Any]
.. attribute:: history
History of messages received from the network. Automatically discards
messages so it doesn't exceed
``supybot.protocols.irc.maxHistoryLength``.
:type: RingBuffer[ircmsgs.IrcMsg]
.. attribute:: channels
Store channel states.
:type: ircutils.IrcDict[str, ChannelState]
.. attribute:: nickToHostmask
Stores the last hostmask of a seen nick.
:type: ircutils.IrcDict[str, str]
"""
__firewalled__ = {'addMsg': None}
def __init__(self, history=None, supported=None,
nicksToHostmasks=None, channels=None,
capabilities_req=None,
@ -899,6 +1044,76 @@ class Irc(IrcCommandDispatcher, log.Firewalled):
"""The base class for an IRC connection.
Handles PING commands already.
.. attribute:: zombie
Whether or not this object represents a living IRC connection.
:type: bool
.. attribute:: network
The name of the network this object is connected to.
:type: str
.. attribute:: startedAt
When this connection was (re)started.
:type: float
.. attribute:: callbacks
List of all callbacks (ie. plugins) currently loaded
:type: List[IrcCallback]
.. attribute:: queue
Queue of messages waiting to be sent. Plugins should use the
``queueMsg`` method instead of accessing this directly.
:type: IrcMsgQueue
.. attribute:: fastqueue
Same as ``queue``, but for messages with high priority. Plugins should
use the ``sendMsg`` method instead of accessing this directly (or
`queueMsg` if the message isn't high priority).
:type: smallqueue
.. attribute:: driver
Driver of the IRC connection (normally, a
:py:class:`supybot.drivers.Socket.SocketDriver` object).
Plugins normally do not need to access this.
.. attribute:: startedSync
When joining a channel, a ``'#channel': time.time()`` entry is added
to this dict, which is then removed when the join is completed.
Plugins should not change this value, it is automatically handled when
they send a JOIN.
:type: ircutils.IrcDict[str, float]
.. attribute:: monitoring
A dict with nicks as keys and the number of plugins monitoring this
nick as value.
Plugins should not access this directly, and should use the ``monitor``
and ``unmonitor`` methods instead.
:type: ircutils.IrcDict[str, int]
.. attribute:: state
An :py:class:`supybot.irclib.IrcState` object, which stores all the
known information about the connection with the IRC network.
:type: supybot.irclib.IrcState
"""
__firewalled__ = {'die': None,
'feedMsg': None,
@ -934,6 +1149,9 @@ class Irc(IrcCommandDispatcher, log.Firewalled):
return ircutils.isChannel(s, **kw)
def isNick(self, s):
"""Returns whether the given argument is a valid nick on this
network.
"""
kw = {}
if 'nicklen' in self.state.supported:
kw['nicklen'] = self.state.supported['nicklen']
@ -1295,6 +1513,12 @@ class Irc(IrcCommandDispatcher, log.Firewalled):
'userhost-in-names', 'invite-notify', 'server-time',
'chghost', 'batch', 'away-notify', 'message-tags',
'msgid', 'setname', 'labeled-response', 'echo-message'])
"""IRCv3 capabilities requested when they are available.
echo-message is special-cased to be requested only with labeled-response.
To check if a capability was negotiated, use `irc.state.capabilities_ack`.
"""
def _queueConnectMessages(self):
if self.zombie: