Tulir Asokan
122 lines
3.8 KiB
Python
122 lines
3.8 KiB
Python
# -*- coding: future_fstrings -*-
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# matrix-appservice-python - A Matrix Application Service framework written in Python.
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# Copyright (C) 2018 Tulir Asokan
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import json
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class StateStore:
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def __init__(self, autosave_file=None):
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self.registrations = set()
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self.memberships = {}
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self.power_levels = {}
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self.autosave_file = autosave_file
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def save(self, file):
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if isinstance(file, str):
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output = open(file, "w")
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else:
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output = file
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json.dump({
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"registrations": list(self.registrations),
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"memberships": self.memberships,
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"power_levels": self.power_levels,
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}, output)
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if isinstance(file, str):
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output.close()
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def load(self, file):
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if isinstance(file, str):
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try:
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input = open(file, "r")
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except FileNotFoundError:
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return
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else:
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input = file
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data = json.load(input)
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if "registrations" in data:
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self.registrations = set(data["registrations"])
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if "memberships" in data:
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self.memberships = data["memberships"]
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if "power_levels" in data:
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self.power_levels = data["power_levels"]
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if isinstance(file, str):
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input.close()
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def _autosave(self):
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if self.autosave_file:
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self.save(self.autosave_file)
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def is_registered(self, user):
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return user in self.registrations
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def registered(self, user):
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self.registrations.add(user)
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self._autosave()
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def get_membership(self, room, user):
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return self.memberships.get(room, {}).get(user, "left")
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def is_joined(self, room, user):
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return self.get_membership(room, user) == "join"
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def set_membership(self, room, user, membership):
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if room not in self.memberships:
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self.memberships[room] = {}
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self.memberships[room][user] = membership
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self._autosave()
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def joined(self, room, user):
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return self.set_membership(room, user, "join")
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def invited(self, room, user):
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return self.set_membership(room, user, "invite")
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def left(self, room, user):
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return self.set_membership(room, user, "left")
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def has_power_levels(self, room):
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return room in self.power_levels
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def get_power_levels(self, room):
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return self.power_levels[room]
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def has_power_level(self, room, user, event):
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room_levels = self.power_levels.get(room, {})
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required = room_levels["events"].get(event, 95)
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has = room_levels["users"].get(user, 0)
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return has >= required
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def set_power_level(self, room, user, level):
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if not room in self.power_levels:
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self.power_levels[room] = {
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"users": {},
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"events": {},
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}
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self.power_levels[room]["users"][user] = level
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self._autosave()
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def set_power_levels(self, room, content):
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if "events" not in content:
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content["events"] = {}
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if "users" not in content:
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content["users"] = {}
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self.power_levels[room] = content
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self._autosave()
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