epicyon/inbox.py

52 lines
1.5 KiB
Python

__filename__ = "inbox.py"
__author__ = "Bob Mottram"
__license__ = "AGPL3+"
__version__ = "0.0.1"
__maintainer__ = "Bob Mottram"
__email__ = "bob@freedombone.net"
__status__ = "Production"
import json
import os
import datetime
from utils import urlPermitted
def inboxMessageHasParams(messageJson: {}) -> bool:
"""Checks whether an incoming message contains expected parameters
"""
expectedParams=['type','to','actor','object']
for param in expectedParams:
if not messageJson.get(param):
return False
return True
def inboxPermittedMessage(domain: str,messageJson: {},federationList: []) -> bool:
""" check that we are receiving from a permitted domain
"""
testParam='actor'
if not messageJson.get(testParam):
return False
actor=messageJson[testParam]
# always allow the local domain
if domain in actor:
return True
if not urlPermitted(actor,federationList):
return False
if messageJson.get('object'):
if messageJson['object'].get('inReplyTo'):
inReplyTo=messageJson['object']['inReplyTo']
if not urlPermitted(inReplyTo, federationList):
return False
return True
def validPublishedDate(published) -> bool:
currTime=datetime.datetime.utcnow()
pubDate=datetime.datetime.strptime(published,"%Y-%m-%dT%H:%M:%SZ")
daysSincePublished = (currTime - pubTime).days
if daysSincePublished>30:
return False
return True