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Split events into separate files
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Lonami Exo
@@ -0,0 +1,411 @@
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import abc
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import datetime
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import itertools
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import re
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import warnings
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from .. import utils
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from ..errors import RPCError
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from ..extensions import markdown
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from ..tl import TLObject, types, functions
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from .common import EventBuilder, EventCommon, name_inner_event
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@name_inner_event
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class NewMessage(EventBuilder):
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"""
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Represents a new message event builder.
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Args:
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incoming (`bool`, optional):
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If set to ``True``, only **incoming** messages will be handled.
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Mutually exclusive with ``outgoing`` (can only set one of either).
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outgoing (`bool`, optional):
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If set to ``True``, only **outgoing** messages will be handled.
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Mutually exclusive with ``incoming`` (can only set one of either).
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pattern (`str`, `callable`, `Pattern`, optional):
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If set, only messages matching this pattern will be handled.
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You can specify a regex-like string which will be matched
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against the message, a callable function that returns ``True``
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if a message is acceptable, or a compiled regex pattern.
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"""
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def __init__(self, incoming=None, outgoing=None,
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chats=None, blacklist_chats=False, pattern=None):
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if incoming and outgoing:
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raise ValueError('Can only set either incoming or outgoing')
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super().__init__(chats=chats, blacklist_chats=blacklist_chats)
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self.incoming = incoming
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self.outgoing = outgoing
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if isinstance(pattern, str):
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self.pattern = re.compile(pattern).match
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elif not pattern or callable(pattern):
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self.pattern = pattern
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elif hasattr(pattern, 'match') and callable(pattern.match):
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self.pattern = pattern.match
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else:
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raise TypeError('Invalid pattern type given')
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def build(self, update):
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if isinstance(update,
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(types.UpdateNewMessage, types.UpdateNewChannelMessage)):
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if not isinstance(update.message, types.Message):
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return # We don't care about MessageService's here
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event = NewMessage.Event(update.message)
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elif isinstance(update, types.UpdateShortMessage):
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event = NewMessage.Event(types.Message(
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out=update.out,
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mentioned=update.mentioned,
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media_unread=update.media_unread,
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silent=update.silent,
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id=update.id,
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to_id=types.PeerUser(update.user_id),
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from_id=self._self_id if update.out else update.user_id,
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message=update.message,
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date=update.date,
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fwd_from=update.fwd_from,
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via_bot_id=update.via_bot_id,
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reply_to_msg_id=update.reply_to_msg_id,
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entities=update.entities
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))
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elif isinstance(update, types.UpdateShortChatMessage):
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event = NewMessage.Event(types.Message(
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out=update.out,
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mentioned=update.mentioned,
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media_unread=update.media_unread,
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silent=update.silent,
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id=update.id,
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from_id=update.from_id,
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to_id=types.PeerChat(update.chat_id),
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message=update.message,
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date=update.date,
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fwd_from=update.fwd_from,
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via_bot_id=update.via_bot_id,
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reply_to_msg_id=update.reply_to_msg_id,
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entities=update.entities
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))
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else:
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return
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event._entities = update._entities
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return self._message_filter_event(event)
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def _message_filter_event(self, event):
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# Short-circuit if we let pass all events
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if all(x is None for x in (self.incoming, self.outgoing, self.chats,
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self.pattern)):
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return event
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if self.incoming and event.message.out:
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return
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if self.outgoing and not event.message.out:
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return
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if self.pattern:
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match = self.pattern(event.message.message or '')
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if not match:
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return
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event.pattern_match = match
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return self._filter_event(event)
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class Event(EventCommon):
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"""
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Represents the event of a new message.
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Members:
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message (:tl:`Message`):
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This is the original :tl:`Message` object.
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is_private (`bool`):
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True if the message was sent as a private message.
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is_group (`bool`):
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True if the message was sent on a group or megagroup.
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is_channel (`bool`):
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True if the message was sent on a megagroup or channel.
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is_reply (`str`):
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Whether the message is a reply to some other or not.
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"""
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def __init__(self, message):
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if not message.out and isinstance(message.to_id, types.PeerUser):
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# Incoming message (e.g. from a bot) has to_id=us, and
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# from_id=bot (the actual "chat" from an user's perspective).
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chat_peer = types.PeerUser(message.from_id)
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else:
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chat_peer = message.to_id
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super().__init__(chat_peer=chat_peer,
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msg_id=message.id, broadcast=bool(message.post))
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self.message = message
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self._text = None
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self._input_sender = None
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self._sender = None
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self.is_reply = bool(message.reply_to_msg_id)
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self._reply_message = None
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def respond(self, *args, **kwargs):
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"""
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Responds to the message (not as a reply). This is a shorthand for
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``client.send_message(event.chat, ...)``.
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"""
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return self._client.send_message(self.input_chat, *args, **kwargs)
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def reply(self, *args, **kwargs):
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"""
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Replies to the message (as a reply). This is a shorthand for
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``client.send_message(event.chat, ..., reply_to=event.message.id)``.
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"""
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kwargs['reply_to'] = self.message.id
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return self._client.send_message(self.input_chat, *args, **kwargs)
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def forward_to(self, *args, **kwargs):
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"""
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Forwards the message. This is a shorthand for
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``client.forward_messages(entity, event.message, event.chat)``.
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"""
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kwargs['messages'] = self.message.id
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kwargs['from_peer'] = self.input_chat
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return self._client.forward_messages(*args, **kwargs)
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def edit(self, *args, **kwargs):
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"""
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Edits the message iff it's outgoing. This is a shorthand for
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``client.edit_message(event.chat, event.message, ...)``.
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Returns ``None`` if the message was incoming,
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or the edited message otherwise.
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"""
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if self.message.fwd_from:
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return None
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if not self.message.out:
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if not isinstance(self.message.to_id, types.PeerUser):
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return None
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me = self._client.get_me(input_peer=True)
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if self.message.to_id.user_id != me.user_id:
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return None
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return self._client.edit_message(self.input_chat,
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self.message,
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*args, **kwargs)
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def delete(self, *args, **kwargs):
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"""
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Deletes the message. You're responsible for checking whether you
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have the permission to do so, or to except the error otherwise.
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This is a shorthand for
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``client.delete_messages(event.chat, event.message, ...)``.
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"""
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return self._client.delete_messages(self.input_chat,
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[self.message],
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*args, **kwargs)
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@property
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def input_sender(self):
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"""
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This (:tl:`InputPeer`) is the input version of the user who
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sent the message. Similarly to ``input_chat``, this doesn't have
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things like username or similar, but still useful in some cases.
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Note that this might not be available if the library can't
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find the input chat, or if the message a broadcast on a channel.
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"""
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if self._input_sender is None:
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if self.is_channel and not self.is_group:
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return None
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try:
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self._input_sender = self._client.get_input_entity(
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self.message.from_id
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)
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except (ValueError, TypeError):
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# We can rely on self.input_chat for this
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self._sender, self._input_sender = self._get_entity(
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self.message.id,
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self.message.from_id,
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chat=self.input_chat
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)
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return self._input_sender
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@property
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def sender(self):
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"""
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This (:tl:`User`) may make an API call the first time to get
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the most up to date version of the sender (mostly when the event
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doesn't belong to a channel), so keep that in mind.
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``input_sender`` needs to be available (often the case).
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"""
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if not self.input_sender:
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return None
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if self._sender is None:
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self._sender = \
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self._entities.get(utils.get_peer_id(self._input_sender))
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if self._sender is None:
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self._sender = self._client.get_entity(self._input_sender)
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return self._sender
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@property
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def text(self):
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"""
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The message text, markdown-formatted.
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"""
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if self._text is None:
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if not self.message.entities:
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return self.message.message
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self._text = markdown.unparse(self.message.message,
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self.message.entities or [])
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return self._text
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@property
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def raw_text(self):
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"""
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The raw message text, ignoring any formatting.
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"""
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return self.message.message
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@property
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def reply_message(self):
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"""
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This optional :tl:`Message` will make an API call the first
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time to get the full :tl:`Message` object that one was replying to,
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so use with care as there is no caching besides local caching yet.
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"""
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if not self.message.reply_to_msg_id:
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return None
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if self._reply_message is None:
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if isinstance(self.input_chat, types.InputPeerChannel):
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r = self._client(functions.channels.GetMessagesRequest(
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self.input_chat, [
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types.InputMessageID(self.message.reply_to_msg_id)
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]
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))
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else:
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r = self._client(functions.messages.GetMessagesRequest(
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[types.InputMessageID(self.message.reply_to_msg_id)]
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))
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if not isinstance(r, types.messages.MessagesNotModified):
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self._reply_message = r.messages[0]
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return self._reply_message
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@property
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def forward(self):
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"""
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The unmodified :tl:`MessageFwdHeader`, if present..
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"""
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return self.message.fwd_from
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@property
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def media(self):
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"""
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The unmodified :tl:`MessageMedia`, if present.
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"""
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return self.message.media
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@property
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def photo(self):
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"""
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If the message media is a photo,
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this returns the :tl:`Photo` object.
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"""
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if isinstance(self.message.media, types.MessageMediaPhoto):
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photo = self.message.media.photo
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if isinstance(photo, types.Photo):
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return photo
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@property
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def document(self):
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"""
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If the message media is a document,
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this returns the :tl:`Document` object.
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"""
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if isinstance(self.message.media, types.MessageMediaDocument):
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doc = self.message.media.document
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if isinstance(doc, types.Document):
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return doc
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def _document_by_attribute(self, kind, condition=None):
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"""
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Helper method to return the document only if it has an attribute
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that's an instance of the given kind, and passes the condition.
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"""
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doc = self.document
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if doc:
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for attr in doc.attributes:
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if isinstance(attr, kind):
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if not condition or condition(doc):
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return doc
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@property
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def audio(self):
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"""
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If the message media is a document with an Audio attribute,
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this returns the :tl:`Document` object.
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"""
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return self._document_by_attribute(types.DocumentAttributeAudio,
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lambda attr: not attr.voice)
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@property
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def voice(self):
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"""
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If the message media is a document with a Voice attribute,
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this returns the :tl:`Document` object.
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"""
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return self._document_by_attribute(types.DocumentAttributeAudio,
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lambda attr: attr.voice)
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@property
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def video(self):
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"""
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If the message media is a document with a Video attribute,
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this returns the :tl:`Document` object.
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"""
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return self._document_by_attribute(types.DocumentAttributeVideo)
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@property
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def video_note(self):
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"""
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If the message media is a document with a Video attribute,
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this returns the :tl:`Document` object.
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"""
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return self._document_by_attribute(types.DocumentAttributeVideo,
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lambda attr: attr.round_message)
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@property
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def gif(self):
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"""
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If the message media is a document with an Animated attribute,
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this returns the :tl:`Document` object.
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"""
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return self._document_by_attribute(types.DocumentAttributeAnimated)
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@property
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def sticker(self):
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"""
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If the message media is a document with a Sticker attribute,
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this returns the :tl:`Document` object.
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"""
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return self._document_by_attribute(types.DocumentAttributeSticker)
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@property
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def out(self):
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"""
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Whether the message is outgoing (i.e. you sent it from
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another session) or incoming (i.e. someone else sent it).
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"""
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return self.message.out
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