#!/usr/bin/env python3 # -*- coding: utf-8 -*- from kaikout.database import Toml from kaikout.log import Logger from kaikout.xmpp.commands import XmppCommands logger = Logger(__name__) class XmppModeration: def moderate_last_activity(self, room, jid_bare, timestamp): result = None if 'last_activity' not in self.settings[room]: self.settings[room]['last_activity'] = {} if jid_bare not in self.settings[room]['last_activity']: # self.settings[room]['last_activity'][jid_bare] = timestamp # last_activity_for_jid = self.settings[room]['last_activity'][jid_bare] db_file = Toml.instantiate(self, room) # Toml.update_jid_settings(self, room, db_file, 'last_activity', last_activity_for_jid) XmppCommands.update_last_activity(self, room, jid_bare, db_file, timestamp) else: jid_last_activity = self.settings[room]['last_activity'][jid_bare] span_inactivity = self.settings[room]['inactivity_span'] span_inactivity_in_seconds = 60*60*24*span_inactivity if timestamp - jid_last_activity > span_inactivity_in_seconds: result = 'Inactivity' return result, span_inactivity span_inactivity_warn = self.settings[room]['inactivity_warn'] span_inactivity_warn_in_seconds = 60*span_inactivity_warn if timestamp - jid_last_activity > span_inactivity_in_seconds - span_inactivity_warn_in_seconds: time_left = span_inactivity_in_seconds - (timestamp - jid_last_activity) time_left_in_seconds = time_left/60/60 result = 'Warning' return result, time_left_in_seconds if not result: return None, None def moderate_message(self, message_body, room): # Process a message for faults and unsolicitations. message_body_lower = message_body.lower() message_body_lower_split = message_body_lower.split() # Count instances. message_body_lower_split_sort = list(set(message_body_lower_split)) for i in message_body_lower_split_sort: count = message_body_lower_split.count(i) count_max = self.settings[room]['count'] if count > count_max: reason = 'Spam (Repetition)' return reason # Check for denied phrases or words. blocklist = self.settings[room]['deny'] for i in blocklist: if i in message_body_lower: # jid_bare = XmppMuc.get_full_jid(self, room, alias).split('/')[0] reason = 'Spam (Blocklist)' return reason # Check for frequency. message_activity = self.settings[room]['activity_message'] length = len(message_activity) message_frequency = self.settings[room]['frequency_messages'] if (message_activity[length-1]['timestamp'] - message_activity[length-2]['timestamp'] < message_frequency and message_activity[length-1]['alias'] == message_activity[length-2]['alias'] and message_activity[length-1]['id'] != message_activity[length-2]['id']): reason = 'Spam (Flooding)' return reason # message_activity = self.settings[room]['activity_message'] # count = {} # for i in message_activity: # message_activity.pop() # for j in message_activity: # if (i['timestamp'] - j['timestamp'] < 3 and # i['alias'] == j['alias'] and # i['id'] != j['id']): # if 'alias' in count: # count['alias'] += 1 # else: # count['alias'] = 0 def moderate_status_message(self, status_message, room): # Process a status message for faults and unsolicitations. status_message_lower = status_message.lower() status_message_lower_split = status_message_lower.split() reason = None # Count instances. message_body_lower_split_sort = list(set(status_message_lower_split)) for i in message_body_lower_split_sort: count = status_message_lower_split.count(i) count_max = self.settings[room]['count'] if count > count_max: reason = 'Spam (Repetition)' return reason, 1 # Check for denied phrases or words. blocklist = self.settings[room]['deny'] for i in blocklist: if i in status_message_lower: # jid_bare = XmppMuc.get_full_jid(self, room, alias).split('/')[0] reason = 'Spam (Blocklist)' return reason, 1 # Check for frequency. presence_activity = self.settings[room]['activity_presence'] length = len(presence_activity) presence_frequency = self.settings[room]['frequency_presence'] if (presence_activity[length-1]['body'] and presence_activity[length-2]['body'] and presence_activity[length-1]['timestamp'] - presence_activity[length-2]['timestamp'] < presence_frequency and presence_activity[length-1]['alias'] == presence_activity[length-2]['alias'] and presence_activity[length-1]['id'] != presence_activity[length-2]['id'] and presence_activity[length-1]['body'] != presence_activity[length-2]['body']): reason = 'Spam (Flooding)' return reason, 0 if not reason: return None, None