forked from indymedia/epicyon
1181 lines
45 KiB
Python
1181 lines
45 KiB
Python
__filename__ = "follow.py"
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__author__ = "Bob Mottram"
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__license__ = "AGPL3+"
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__version__ = "1.1.0"
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__maintainer__ = "Bob Mottram"
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__email__ = "bob@freedombone.net"
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__status__ = "Production"
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from pprint import pprint
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import os
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from utils import getFollowersList
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from utils import validNickname
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from utils import domainPermitted
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from utils import getDomainFromActor
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from utils import getNicknameFromActor
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from utils import getStatusNumber
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from utils import followPerson
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from posts import sendSignedJson
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from posts import getPersonBox
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from utils import loadJson
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from utils import saveJson
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from acceptreject import createAccept
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from acceptreject import createReject
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from webfinger import webfingerHandle
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from auth import createBasicAuthHeader
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from session import postJson
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def preApprovedFollower(baseDir: str,
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nickname: str, domain: str,
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approveHandle: str) -> bool:
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"""Is the given handle an already manually approved follower?
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"""
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handle = nickname + '@' + domain
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accountDir = baseDir + '/accounts/' + handle
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approvedFilename = accountDir + '/approved.txt'
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if os.path.isfile(approvedFilename):
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if approveHandle in open(approvedFilename).read():
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return True
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return False
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def removeFromFollowBase(baseDir: str,
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nickname: str, domain: str,
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acceptOrDenyHandle: str, followFile: str,
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debug: bool) -> None:
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"""Removes a handle from follow requests or rejects file
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"""
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handle = nickname + '@' + domain
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accountsDir = baseDir + '/accounts/' + handle
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approveFollowsFilename = accountsDir + '/' + followFile + '.txt'
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if not os.path.isfile(approveFollowsFilename):
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if debug:
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print('WARN: Approve follow requests file ' +
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approveFollowsFilename + ' not found')
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return
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if acceptOrDenyHandle not in open(approveFollowsFilename).read():
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return
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approvefilenew = open(approveFollowsFilename + '.new', 'w+')
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with open(approveFollowsFilename, 'r') as approvefile:
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for approveHandle in approvefile:
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if not approveHandle.startswith(acceptOrDenyHandle):
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approvefilenew.write(approveHandle)
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approvefilenew.close()
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os.rename(approveFollowsFilename + '.new', approveFollowsFilename)
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def removeFromFollowRequests(baseDir: str,
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nickname: str, domain: str,
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denyHandle: str, debug: bool) -> None:
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"""Removes a handle from follow requests
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"""
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removeFromFollowBase(baseDir, nickname, domain,
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denyHandle, 'followrequests', debug)
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def removeFromFollowRejects(baseDir: str,
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nickname: str, domain: str,
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acceptHandle: str, debug: bool) -> None:
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"""Removes a handle from follow rejects
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"""
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removeFromFollowBase(baseDir, nickname, domain,
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acceptHandle, 'followrejects', debug)
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def isFollowingActor(baseDir: str,
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nickname: str, domain: str, actor: str) -> bool:
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"""Is the given nickname following the given actor?
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"""
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if ':' in domain:
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domain = domain.split(':')[0]
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handle = nickname + '@' + domain
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if not os.path.isdir(baseDir + '/accounts/' + handle):
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return False
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followingFile = baseDir + '/accounts/' + handle + '/following.txt'
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if not os.path.isfile(followingFile):
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return False
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if actor.lower() in open(followingFile).read().lower():
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return True
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followingNickname = getNicknameFromActor(actor)
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if not followingNickname:
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print('WARN: unable to find nickname in ' + actor)
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return False
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followingDomain, followingPort = getDomainFromActor(actor)
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followingHandle = followingNickname + '@' + followingDomain
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if followingPort:
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if followingPort != 80 and followingPort != 443:
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if ':' not in followingHandle:
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followingHandle += ':' + str(followingPort)
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if followingHandle.lower() in open(followingFile).read().lower():
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return True
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return False
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def getMutualsOfPerson(baseDir: str,
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nickname: str, domain: str) -> []:
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"""Returns the mutuals of a person
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i.e. accounts which they follow and which also follow back
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"""
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followers = \
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getFollowersList(baseDir, nickname, domain, 'followers.txt')
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following = \
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getFollowersList(baseDir, nickname, domain, 'following.txt')
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mutuals = []
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for handle in following:
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if handle in followers:
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mutuals.append(handle)
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return mutuals
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def followerOfPerson(baseDir: str, nickname: str, domain: str,
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followerNickname: str, followerDomain: str,
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federationList: [], debug: bool) -> bool:
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"""Adds a follower of the given person
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"""
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return followPerson(baseDir, nickname, domain,
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followerNickname, followerDomain,
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federationList, debug, 'followers.txt')
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def isFollowerOfPerson(baseDir: str, nickname: str, domain: str,
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followerNickname: str, followerDomain: str) -> bool:
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"""is the given nickname a follower of followerNickname?
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"""
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if ':' in domain:
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domain = domain.split(':')[0]
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followersFile = baseDir + '/accounts/' + \
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nickname + '@' + domain + '/followers.txt'
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if not os.path.isfile(followersFile):
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return False
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handle = followerNickname + '@' + followerDomain
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return handle in open(followersFile).read()
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def unfollowPerson(baseDir: str, nickname: str, domain: str,
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followNickname: str, followDomain: str,
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followFile='following.txt',
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debug=False) -> bool:
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"""Removes a person to the follow list
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"""
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if ':' in domain:
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domain = domain.split(':')[0]
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handle = nickname + '@' + domain
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handleToUnfollow = followNickname + '@' + followDomain
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if not os.path.isdir(baseDir + '/accounts'):
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os.mkdir(baseDir + '/accounts')
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if not os.path.isdir(baseDir + '/accounts/' + handle):
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os.mkdir(baseDir + '/accounts/' + handle)
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filename = baseDir + '/accounts/' + handle + '/' + followFile
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if not os.path.isfile(filename):
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if debug:
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print('DEBUG: follow file ' + filename + ' was not found')
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return False
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handleToUnfollowLower = handleToUnfollow.lower()
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if handleToUnfollowLower not in open(filename).read().lower():
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if debug:
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print('DEBUG: handle to unfollow ' + handleToUnfollow +
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' is not in ' + filename)
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return
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with open(filename, "r") as f:
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lines = f.readlines()
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with open(filename, 'w+') as f:
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for line in lines:
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if line.strip("\n").strip("\r").lower() != handleToUnfollowLower:
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f.write(line)
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# write to an unfollowed file so that if a follow accept
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# later arrives then it can be ignored
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unfollowedFilename = baseDir + '/accounts/' + handle + '/unfollowed.txt'
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if os.path.isfile(unfollowedFilename):
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if handleToUnfollowLower not in \
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open(unfollowedFilename).read().lower():
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with open(filename, "a+") as f:
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f.write(handleToUnfollow + '\n')
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else:
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with open(unfollowedFilename, "w+") as f:
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f.write(handleToUnfollow + '\n')
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return True
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def unfollowerOfPerson(baseDir: str, nickname: str, domain: str,
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followerNickname: str, followerDomain: str,
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debug=False) -> bool:
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"""Remove a follower of a person
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"""
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return unfollowPerson(baseDir, nickname, domain,
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followerNickname, followerDomain,
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'followers.txt', debug)
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def clearFollows(baseDir: str, nickname: str, domain: str,
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followFile='following.txt') -> None:
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"""Removes all follows
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"""
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handle = nickname + '@' + domain
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if not os.path.isdir(baseDir + '/accounts'):
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os.mkdir(baseDir + '/accounts')
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if not os.path.isdir(baseDir + '/accounts/' + handle):
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os.mkdir(baseDir + '/accounts/' + handle)
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filename = baseDir + '/accounts/' + handle + '/' + followFile
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if os.path.isfile(filename):
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os.remove(filename)
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def clearFollowers(baseDir: str, nickname: str, domain: str) -> None:
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"""Removes all followers
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"""
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clearFollows(baseDir, nickname, domain, 'followers.txt')
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def getNoOfFollows(baseDir: str, nickname: str, domain: str,
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authenticated: bool,
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followFile='following.txt') -> int:
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"""Returns the number of follows or followers
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"""
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# only show number of followers to authenticated
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# account holders
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# if not authenticated:
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# return 9999
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handle = nickname + '@' + domain
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filename = baseDir + '/accounts/' + handle + '/' + followFile
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if not os.path.isfile(filename):
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return 0
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ctr = 0
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with open(filename, "r") as f:
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lines = f.readlines()
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for line in lines:
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if '#' not in line:
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if '@' in line and \
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'.' in line and \
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not line.startswith('http'):
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ctr += 1
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elif line.startswith('http') and '/users/' in line:
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ctr += 1
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return ctr
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def getNoOfFollowers(baseDir: str,
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nickname: str, domain: str, authenticated: bool) -> int:
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"""Returns the number of followers of the given person
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"""
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return getNoOfFollows(baseDir, nickname, domain,
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authenticated, 'followers.txt')
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def getFollowingFeed(baseDir: str, domain: str, port: int, path: str,
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httpPrefix: str, authenticated: bool,
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followsPerPage=12,
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followFile='following') -> {}:
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"""Returns the following and followers feeds from GET requests
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"""
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# Show a small number of follows to non-authenticated viewers
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if not authenticated:
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followsPerPage = 6
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if '/' + followFile not in path:
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return None
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# handle page numbers
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headerOnly = True
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pageNumber = None
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if '?page=' in path:
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pageNumber = path.split('?page=')[1]
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if pageNumber == 'true' or not authenticated:
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pageNumber = 1
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else:
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try:
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pageNumber = int(pageNumber)
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except BaseException:
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pass
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path = path.split('?page=')[0]
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headerOnly = False
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if not path.endswith('/' + followFile):
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return None
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nickname = None
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if path.startswith('/users/'):
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nickname = path.replace('/users/', '', 1).replace('/' + followFile, '')
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if path.startswith('/@'):
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nickname = path.replace('/@', '', 1).replace('/' + followFile, '')
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if not nickname:
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return None
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if not validNickname(domain, nickname):
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return None
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if port:
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if port != 80 and port != 443:
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if ':' not in domain:
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domain = domain + ':' + str(port)
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if headerOnly:
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firstStr = \
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httpPrefix + '://' + domain + '/users/' + \
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nickname + '/' + followFile + '?page=1'
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idStr = \
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httpPrefix + '://' + domain + '/users/' + \
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nickname + '/' + followFile
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totalStr = \
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getNoOfFollows(baseDir, nickname, domain, authenticated)
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following = {
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'@context': 'https://www.w3.org/ns/activitystreams',
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'first': firstStr,
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'id': idStr,
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'totalItems': totalStr,
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'type': 'OrderedCollection'
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}
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return following
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if not pageNumber:
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pageNumber = 1
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nextPageNumber = int(pageNumber + 1)
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idStr = \
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httpPrefix + '://' + domain + '/users/' + \
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nickname + '/' + followFile + '?page=' + str(pageNumber)
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partOfStr = \
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httpPrefix + '://' + domain + '/users/' + nickname + '/' + followFile
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following = {
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'@context': 'https://www.w3.org/ns/activitystreams',
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'id': idStr,
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'orderedItems': [],
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'partOf': partOfStr,
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'totalItems': 0,
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'type': 'OrderedCollectionPage'
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}
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handleDomain = domain
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if ':' in handleDomain:
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handleDomain = domain.split(':')[0]
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handle = nickname + '@' + handleDomain
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filename = baseDir + '/accounts/' + handle + '/' + followFile + '.txt'
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if not os.path.isfile(filename):
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return following
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currPage = 1
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pageCtr = 0
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totalCtr = 0
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with open(filename, "r") as f:
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lines = f.readlines()
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for line in lines:
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if '#' not in line:
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if '@' in line and not line.startswith('http'):
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pageCtr += 1
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totalCtr += 1
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if currPage == pageNumber:
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line2 = \
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line.lower().replace('\n', '').replace('\r', '')
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url = httpPrefix + '://' + \
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line2.split('@')[1] + \
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'/users/' + \
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line2.split('@')[0]
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following['orderedItems'].append(url)
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elif ((line.startswith('http') or
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line.startswith('dat')) and '/users/' in line):
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pageCtr += 1
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totalCtr += 1
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if currPage == pageNumber:
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appendStr = \
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line.lower().replace('\n', '').replace('\r', '')
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following['orderedItems'].append(appendStr)
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if pageCtr >= followsPerPage:
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pageCtr = 0
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currPage += 1
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following['totalItems'] = totalCtr
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lastPage = int(totalCtr / followsPerPage)
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if lastPage < 1:
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lastPage = 1
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if nextPageNumber > lastPage:
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following['next'] = \
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httpPrefix + '://' + domain + '/users/' + \
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nickname + '/' + followFile + '?page=' + str(lastPage)
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return following
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def followApprovalRequired(baseDir: str, nicknameToFollow: str,
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domainToFollow: str, debug: bool,
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followRequestHandle: str) -> bool:
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""" Returns the policy for follower approvals
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"""
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# has this handle already been manually approved?
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if preApprovedFollower(baseDir, nicknameToFollow, domainToFollow,
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followRequestHandle):
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return False
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manuallyApproveFollows = False
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if ':' in domainToFollow:
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domainToFollow = domainToFollow.split(':')[0]
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actorFilename = baseDir + '/accounts/' + \
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nicknameToFollow + '@' + domainToFollow + '.json'
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if os.path.isfile(actorFilename):
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actor = loadJson(actorFilename)
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if actor:
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if actor.get('manuallyApprovesFollowers'):
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manuallyApproveFollows = actor['manuallyApprovesFollowers']
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else:
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if debug:
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print(nicknameToFollow + '@' + domainToFollow +
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' automatically approves followers')
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else:
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if debug:
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print('DEBUG: Actor file not found: ' + actorFilename)
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return manuallyApproveFollows
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def noOfFollowRequests(baseDir: str,
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nicknameToFollow: str, domainToFollow: str,
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nickname: str, domain: str, fromPort: int,
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followType: str) -> int:
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"""Returns the current number of follow requests
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"""
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accountsDir = baseDir + '/accounts/' + \
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nicknameToFollow + '@' + domainToFollow
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approveFollowsFilename = accountsDir + '/followrequests.txt'
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if not os.path.isfile(approveFollowsFilename):
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return 0
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ctr = 0
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with open(approveFollowsFilename, "r") as f:
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lines = f.readlines()
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if followType == "onion":
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for fileLine in lines:
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if '.onion' in fileLine:
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ctr += 1
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elif followType == "i2p":
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for fileLine in lines:
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if '.i2p' in fileLine:
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ctr += 1
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else:
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return len(lines)
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return ctr
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def storeFollowRequest(baseDir: str,
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nicknameToFollow: str, domainToFollow: str, port: int,
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nickname: str, domain: str, fromPort: int,
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followJson: {},
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debug: bool) -> bool:
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"""Stores the follow request for later use
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"""
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accountsDir = baseDir + '/accounts/' + \
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nicknameToFollow + '@' + domainToFollow
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if not os.path.isdir(accountsDir):
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return False
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approveHandle = nickname + '@' + domain
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if fromPort:
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if fromPort != 80 and fromPort != 443:
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if ':' not in domain:
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approveHandle = nickname + '@' + domain + ':' + str(fromPort)
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followersFilename = accountsDir + '/followers.txt'
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if os.path.isfile(followersFilename):
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if approveHandle in open(followersFilename).read():
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if debug:
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print('DEBUG: ' +
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nicknameToFollow + '@' + domainToFollow +
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' already following ' + approveHandle)
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return True
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|
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# should this follow be denied?
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denyFollowsFilename = accountsDir + '/followrejects.txt'
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if os.path.isfile(denyFollowsFilename):
|
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if approveHandle in open(denyFollowsFilename).read():
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removeFromFollowRequests(baseDir, nicknameToFollow,
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domainToFollow, approveHandle, debug)
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print(approveHandle + ' was already denied as a follower of ' +
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nicknameToFollow)
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return True
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|
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# add to a file which contains a list of requests
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approveFollowsFilename = accountsDir + '/followrequests.txt'
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if os.path.isfile(approveFollowsFilename):
|
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if approveHandle not in open(approveFollowsFilename).read():
|
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with open(approveFollowsFilename, 'a+') as fp:
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fp.write(approveHandle + '\n')
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else:
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if debug:
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print('DEBUG: ' + approveHandle +
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' is already awaiting approval')
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else:
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with open(approveFollowsFilename, "w+") as fp:
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fp.write(approveHandle + '\n')
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|
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# store the follow request in its own directory
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# We don't rely upon the inbox because items in there could expire
|
|
requestsDir = accountsDir + '/requests'
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if not os.path.isdir(requestsDir):
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os.mkdir(requestsDir)
|
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followActivityfilename = requestsDir + '/' + approveHandle + '.follow'
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return saveJson(followJson, followActivityfilename)
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|
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|
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def receiveFollowRequest(session, baseDir: str, httpPrefix: str,
|
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port: int, sendThreads: [], postLog: [],
|
|
cachedWebfingers: {}, personCache: {},
|
|
messageJson: {}, federationList: [],
|
|
debug: bool, projectVersion: str,
|
|
acceptedCaps=["inbox:write", "objects:read"]) -> bool:
|
|
"""Receives a follow request within the POST section of HTTPServer
|
|
"""
|
|
if not messageJson['type'].startswith('Follow'):
|
|
return False
|
|
print('Receiving follow request')
|
|
if not messageJson.get('actor'):
|
|
if debug:
|
|
print('DEBUG: follow request has no actor')
|
|
return False
|
|
if '/users/' not in messageJson['actor'] and \
|
|
'/accounts/' not in messageJson['actor'] and \
|
|
'/channel/' not in messageJson['actor'] and \
|
|
'/profile/' not in messageJson['actor']:
|
|
if debug:
|
|
print('DEBUG: "users" or "profile" missing from actor')
|
|
return False
|
|
domain, tempPort = getDomainFromActor(messageJson['actor'])
|
|
fromPort = port
|
|
domainFull = domain
|
|
if tempPort:
|
|
fromPort = tempPort
|
|
if tempPort != 80 and tempPort != 443:
|
|
if ':' not in domain:
|
|
domainFull = domain + ':' + str(tempPort)
|
|
if not domainPermitted(domain, federationList):
|
|
if debug:
|
|
print('DEBUG: follower from domain not permitted - ' + domain)
|
|
return False
|
|
nickname = getNicknameFromActor(messageJson['actor'])
|
|
if not nickname:
|
|
# single user instance
|
|
nickname = 'dev'
|
|
if debug:
|
|
print('DEBUG: follow request does not contain a ' +
|
|
'nickname. Assuming single user instance.')
|
|
if not messageJson.get('to'):
|
|
messageJson['to'] = messageJson['object']
|
|
if '/users/' not in messageJson['object'] and \
|
|
'/accounts/' not in messageJson['object'] and \
|
|
'/channel/' not in messageJson['object'] and \
|
|
'/profile/' not in messageJson['object']:
|
|
if debug:
|
|
print('DEBUG: "users" or "profile" not found within object')
|
|
return False
|
|
domainToFollow, tempPort = getDomainFromActor(messageJson['object'])
|
|
if not domainPermitted(domainToFollow, federationList):
|
|
if debug:
|
|
print('DEBUG: follow domain not permitted ' + domainToFollow)
|
|
return True
|
|
domainToFollowFull = domainToFollow
|
|
if tempPort:
|
|
if tempPort != 80 and tempPort != 443:
|
|
if ':' not in domainToFollow:
|
|
domainToFollowFull = domainToFollow + ':' + str(tempPort)
|
|
nicknameToFollow = getNicknameFromActor(messageJson['object'])
|
|
if not nicknameToFollow:
|
|
if debug:
|
|
print('DEBUG: follow request does not contain a ' +
|
|
'nickname for the account followed')
|
|
return True
|
|
handleToFollow = nicknameToFollow + '@' + domainToFollow
|
|
if domainToFollow == domain:
|
|
if not os.path.isdir(baseDir + '/accounts/' + handleToFollow):
|
|
if debug:
|
|
print('DEBUG: followed account not found - ' +
|
|
baseDir + '/accounts/' + handleToFollow)
|
|
return True
|
|
|
|
if isFollowerOfPerson(baseDir,
|
|
nicknameToFollow, domainToFollowFull,
|
|
nickname, domainFull):
|
|
if debug:
|
|
print('DEBUG: ' + nickname + '@' + domain +
|
|
' is already a follower of ' +
|
|
nicknameToFollow + '@' + domainToFollow)
|
|
return True
|
|
|
|
# what is the followers policy?
|
|
approveHandle = nickname + '@' + domainFull
|
|
if followApprovalRequired(baseDir, nicknameToFollow,
|
|
domainToFollow, debug, approveHandle):
|
|
print('Follow approval is required')
|
|
if domain.endswith('.onion'):
|
|
if noOfFollowRequests(baseDir,
|
|
nicknameToFollow, domainToFollow,
|
|
nickname, domain, fromPort,
|
|
'onion') > 5:
|
|
print('Too many follow requests from onion addresses')
|
|
return False
|
|
elif domain.endswith('.i2p'):
|
|
if noOfFollowRequests(baseDir,
|
|
nicknameToFollow, domainToFollow,
|
|
nickname, domain, fromPort,
|
|
'i2p') > 5:
|
|
print('Too many follow requests from i2p addresses')
|
|
return False
|
|
else:
|
|
if noOfFollowRequests(baseDir,
|
|
nicknameToFollow, domainToFollow,
|
|
nickname, domain, fromPort,
|
|
'') > 10:
|
|
print('Too many follow requests')
|
|
return False
|
|
|
|
print('Storing follow request for approval')
|
|
return storeFollowRequest(baseDir,
|
|
nicknameToFollow, domainToFollow, port,
|
|
nickname, domain, fromPort,
|
|
messageJson, debug)
|
|
else:
|
|
print('Follow request does not require approval')
|
|
# update the followers
|
|
if os.path.isdir(baseDir + '/accounts/' +
|
|
nicknameToFollow + '@' + domainToFollow):
|
|
followersFilename = \
|
|
baseDir + '/accounts/' + \
|
|
nicknameToFollow + '@' + domainToFollow + '/followers.txt'
|
|
print('Updating followers file: ' +
|
|
followersFilename + ' adding ' + approveHandle)
|
|
if os.path.isfile(followersFilename):
|
|
if approveHandle not in open(followersFilename).read():
|
|
try:
|
|
with open(followersFilename, 'r+') as followersFile:
|
|
content = followersFile.read()
|
|
followersFile.seek(0, 0)
|
|
followersFile.write(approveHandle + '\n' + content)
|
|
except Exception as e:
|
|
print('WARN: ' +
|
|
'Failed to write entry to followers file ' +
|
|
str(e))
|
|
else:
|
|
followersFile = open(followersFilename, "w+")
|
|
followersFile.write(approveHandle + '\n')
|
|
followersFile.close()
|
|
|
|
print('Beginning follow accept')
|
|
return followedAccountAccepts(session, baseDir, httpPrefix,
|
|
nicknameToFollow, domainToFollow, port,
|
|
nickname, domain, fromPort,
|
|
messageJson['actor'], federationList,
|
|
messageJson, acceptedCaps,
|
|
sendThreads, postLog,
|
|
cachedWebfingers, personCache,
|
|
debug, projectVersion, True)
|
|
|
|
|
|
def followedAccountAccepts(session, baseDir: str, httpPrefix: str,
|
|
nicknameToFollow: str, domainToFollow: str,
|
|
port: int,
|
|
nickname: str, domain: str, fromPort: int,
|
|
personUrl: str, federationList: [],
|
|
followJson: {}, acceptedCaps: [],
|
|
sendThreads: [], postLog: [],
|
|
cachedWebfingers: {}, personCache: {},
|
|
debug: bool, projectVersion: str,
|
|
removeFollowActivity: bool):
|
|
"""The person receiving a follow request accepts the new follower
|
|
and sends back an Accept activity
|
|
"""
|
|
acceptHandle = nickname + '@' + domain
|
|
|
|
# send accept back
|
|
if debug:
|
|
print('DEBUG: sending Accept activity for ' +
|
|
'follow request which arrived at ' +
|
|
nicknameToFollow + '@' + domainToFollow +
|
|
' back to ' + acceptHandle)
|
|
acceptJson = createAccept(baseDir, federationList,
|
|
nicknameToFollow, domainToFollow, port,
|
|
personUrl, '', httpPrefix,
|
|
followJson, acceptedCaps)
|
|
if debug:
|
|
pprint(acceptJson)
|
|
print('DEBUG: sending follow Accept from ' +
|
|
nicknameToFollow + '@' + domainToFollow +
|
|
' port ' + str(port) + ' to ' +
|
|
acceptHandle + ' port ' + str(fromPort))
|
|
clientToServer = False
|
|
|
|
if removeFollowActivity:
|
|
# remove the follow request json
|
|
followActivityfilename = \
|
|
baseDir + '/accounts/' + \
|
|
nicknameToFollow + '@' + domainToFollow + '/requests/' + \
|
|
nickname + '@' + domain + '.follow'
|
|
if os.path.isfile(followActivityfilename):
|
|
try:
|
|
os.remove(followActivityfilename)
|
|
except BaseException:
|
|
pass
|
|
|
|
return sendSignedJson(acceptJson, session, baseDir,
|
|
nicknameToFollow, domainToFollow, port,
|
|
nickname, domain, fromPort, '',
|
|
httpPrefix, True, clientToServer,
|
|
federationList,
|
|
sendThreads, postLog, cachedWebfingers,
|
|
personCache, debug, projectVersion)
|
|
|
|
|
|
def followedAccountRejects(session, baseDir: str, httpPrefix: str,
|
|
nicknameToFollow: str, domainToFollow: str,
|
|
port: int,
|
|
nickname: str, domain: str, fromPort: int,
|
|
federationList: [],
|
|
sendThreads: [], postLog: [],
|
|
cachedWebfingers: {}, personCache: {},
|
|
debug: bool, projectVersion: str):
|
|
"""The person receiving a follow request rejects the new follower
|
|
and sends back a Reject activity
|
|
"""
|
|
# send reject back
|
|
if debug:
|
|
print('DEBUG: sending Reject activity for ' +
|
|
'follow request which arrived at ' +
|
|
nicknameToFollow + '@' + domainToFollow +
|
|
' back to ' + nickname + '@' + domain)
|
|
|
|
# get the json for the original follow request
|
|
followActivityfilename = \
|
|
baseDir + '/accounts/' + \
|
|
nicknameToFollow + '@' + domainToFollow + '/requests/' + \
|
|
nickname + '@' + domain + '.follow'
|
|
followJson = loadJson(followActivityfilename)
|
|
if not followJson:
|
|
print('No follow request json was found for ' +
|
|
followActivityfilename)
|
|
return None
|
|
# actor who made the follow request
|
|
personUrl = followJson['actor']
|
|
|
|
# create the reject activity
|
|
rejectJson = \
|
|
createReject(baseDir, federationList,
|
|
nicknameToFollow, domainToFollow, port,
|
|
personUrl, '', httpPrefix, followJson)
|
|
if debug:
|
|
pprint(rejectJson)
|
|
print('DEBUG: sending follow Reject from ' +
|
|
nicknameToFollow + '@' + domainToFollow +
|
|
' port ' + str(port) + ' to ' +
|
|
nickname + '@' + domain + ' port ' + str(fromPort))
|
|
clientToServer = False
|
|
denyHandle = nickname + '@' + domain
|
|
if fromPort:
|
|
if fromPort != 80 and fromPort != 443:
|
|
denyHandle = denyHandle + ':' + str(fromPort)
|
|
# remove from the follow requests file
|
|
removeFromFollowRequests(baseDir, nicknameToFollow, domainToFollow,
|
|
denyHandle, debug)
|
|
# remove the follow request json
|
|
try:
|
|
os.remove(followActivityfilename)
|
|
except BaseException:
|
|
pass
|
|
# send the reject activity
|
|
return sendSignedJson(rejectJson, session, baseDir,
|
|
nicknameToFollow, domainToFollow, port,
|
|
nickname, domain, fromPort, '',
|
|
httpPrefix, True, clientToServer,
|
|
federationList,
|
|
sendThreads, postLog, cachedWebfingers,
|
|
personCache, debug, projectVersion)
|
|
|
|
|
|
def sendFollowRequest(session, baseDir: str,
|
|
nickname: str, domain: str, port: int, httpPrefix: str,
|
|
followNickname: str, followDomain: str,
|
|
followPort: int, followHttpPrefix: str,
|
|
clientToServer: bool, federationList: [],
|
|
sendThreads: [], postLog: [], cachedWebfingers: {},
|
|
personCache: {}, debug: bool,
|
|
projectVersion: str) -> {}:
|
|
"""Gets the json object for sending a follow request
|
|
"""
|
|
if not domainPermitted(followDomain, federationList):
|
|
return None
|
|
|
|
fullDomain = domain
|
|
followActor = httpPrefix + '://' + domain + '/users/' + nickname
|
|
if port:
|
|
if port != 80 and port != 443:
|
|
if ':' not in domain:
|
|
fullDomain = domain + ':' + str(port)
|
|
followActor = httpPrefix + '://' + \
|
|
fullDomain + '/users/' + nickname
|
|
|
|
requestDomain = followDomain
|
|
if followPort:
|
|
if followPort != 80 and followPort != 443:
|
|
if ':' not in followDomain:
|
|
requestDomain = followDomain + ':' + str(followPort)
|
|
|
|
statusNumber, published = getStatusNumber()
|
|
|
|
if followNickname:
|
|
followedId = followHttpPrefix + '://' + \
|
|
requestDomain + '/users/' + followNickname
|
|
followHandle = followNickname + '@' + requestDomain
|
|
else:
|
|
if debug:
|
|
print('DEBUG: sendFollowRequest - assuming single user instance')
|
|
followedId = followHttpPrefix + '://' + requestDomain
|
|
singleUserNickname = 'dev'
|
|
followHandle = singleUserNickname + '@' + requestDomain
|
|
|
|
newFollowJson = {
|
|
'@context': 'https://www.w3.org/ns/activitystreams',
|
|
'id': followActor + '/statuses/' + str(statusNumber),
|
|
'type': 'Follow',
|
|
'actor': followActor,
|
|
'object': followedId
|
|
}
|
|
|
|
if followApprovalRequired(baseDir, nickname, domain, debug, followHandle):
|
|
# Remove any follow requests rejected for the account being followed.
|
|
# It's assumed that if you are following someone then you are
|
|
# ok with them following back. If this isn't the case then a rejected
|
|
# follow request will block them again.
|
|
removeFromFollowRejects(baseDir,
|
|
nickname, domain,
|
|
followHandle, debug)
|
|
|
|
sendSignedJson(newFollowJson, session, baseDir, nickname, domain, port,
|
|
followNickname, followDomain, followPort,
|
|
'https://www.w3.org/ns/activitystreams#Public',
|
|
httpPrefix, True, clientToServer,
|
|
federationList,
|
|
sendThreads, postLog, cachedWebfingers, personCache,
|
|
debug, projectVersion)
|
|
|
|
return newFollowJson
|
|
|
|
|
|
def sendFollowRequestViaServer(baseDir: str, session,
|
|
fromNickname: str, password: str,
|
|
fromDomain: str, fromPort: int,
|
|
followNickname: str, followDomain: str,
|
|
followPort: int,
|
|
httpPrefix: str,
|
|
cachedWebfingers: {}, personCache: {},
|
|
debug: bool, projectVersion: str) -> {}:
|
|
"""Creates a follow request via c2s
|
|
"""
|
|
if not session:
|
|
print('WARN: No session for sendFollowRequestViaServer')
|
|
return 6
|
|
|
|
fromDomainFull = fromDomain
|
|
if fromPort:
|
|
if fromPort != 80 and fromPort != 443:
|
|
if ':' not in fromDomain:
|
|
fromDomainFull = fromDomain + ':' + str(fromPort)
|
|
|
|
followDomainFull = followDomain
|
|
if followPort:
|
|
if followPort != 80 and followPort != 443:
|
|
if ':' not in followDomain:
|
|
followDomainFull = followDomain + ':' + str(followPort)
|
|
|
|
followActor = httpPrefix + '://' + \
|
|
fromDomainFull + '/users/' + fromNickname
|
|
followedId = httpPrefix + '://' + \
|
|
followDomainFull + '/users/' + followNickname
|
|
|
|
statusNumber, published = getStatusNumber()
|
|
newFollowJson = {
|
|
'@context': 'https://www.w3.org/ns/activitystreams',
|
|
'id': followActor + '/statuses/' + str(statusNumber),
|
|
'type': 'Follow',
|
|
'actor': followActor,
|
|
'object': followedId
|
|
}
|
|
|
|
handle = httpPrefix + '://' + fromDomainFull + '/@' + fromNickname
|
|
|
|
# lookup the inbox for the To handle
|
|
wfRequest = \
|
|
webfingerHandle(session, handle, httpPrefix, cachedWebfingers,
|
|
fromDomain, projectVersion)
|
|
if not wfRequest:
|
|
if debug:
|
|
print('DEBUG: announce webfinger failed for ' + handle)
|
|
return 1
|
|
if not isinstance(wfRequest, dict):
|
|
print('WARN: Webfinger for ' + handle + ' did not return a dict. ' +
|
|
str(wfRequest))
|
|
return 1
|
|
|
|
postToBox = 'outbox'
|
|
|
|
# get the actor inbox for the To handle
|
|
(inboxUrl, pubKeyId, pubKey,
|
|
fromPersonId, sharedInbox,
|
|
capabilityAcquisition, avatarUrl,
|
|
displayName) = getPersonBox(baseDir, session, wfRequest, personCache,
|
|
projectVersion, httpPrefix, fromNickname,
|
|
fromDomain, postToBox)
|
|
|
|
if not inboxUrl:
|
|
if debug:
|
|
print('DEBUG: No ' + postToBox + ' was found for ' + handle)
|
|
return 3
|
|
if not fromPersonId:
|
|
if debug:
|
|
print('DEBUG: No actor was found for ' + handle)
|
|
return 4
|
|
|
|
authHeader = createBasicAuthHeader(fromNickname, password)
|
|
|
|
headers = {
|
|
'host': fromDomain,
|
|
'Content-type': 'application/json',
|
|
'Authorization': authHeader
|
|
}
|
|
postResult = \
|
|
postJson(session, newFollowJson, [], inboxUrl, headers, "inbox:write")
|
|
if not postResult:
|
|
if debug:
|
|
print('DEBUG: POST announce failed for c2s to ' + inboxUrl)
|
|
return 5
|
|
|
|
if debug:
|
|
print('DEBUG: c2s POST follow success')
|
|
|
|
return newFollowJson
|
|
|
|
|
|
def sendUnfollowRequestViaServer(baseDir: str, session,
|
|
fromNickname: str, password: str,
|
|
fromDomain: str, fromPort: int,
|
|
followNickname: str, followDomain: str,
|
|
followPort: int,
|
|
httpPrefix: str,
|
|
cachedWebfingers: {}, personCache: {},
|
|
debug: bool, projectVersion: str) -> {}:
|
|
"""Creates a unfollow request via c2s
|
|
"""
|
|
if not session:
|
|
print('WARN: No session for sendUnfollowRequestViaServer')
|
|
return 6
|
|
|
|
fromDomainFull = fromDomain
|
|
if fromPort:
|
|
if fromPort != 80 and fromPort != 443:
|
|
if ':' not in fromDomain:
|
|
fromDomainFull = fromDomain + ':' + str(fromPort)
|
|
followDomainFull = followDomain
|
|
if followPort:
|
|
if followPort != 80 and followPort != 443:
|
|
if ':' not in followDomain:
|
|
followDomainFull = followDomain + ':' + str(followPort)
|
|
|
|
followActor = httpPrefix + '://' + \
|
|
fromDomainFull + '/users/' + fromNickname
|
|
followedId = httpPrefix + '://' + \
|
|
followDomainFull + '/users/' + followNickname
|
|
statusNumber, published = getStatusNumber()
|
|
|
|
unfollowJson = {
|
|
'@context': 'https://www.w3.org/ns/activitystreams',
|
|
'id': followActor + '/statuses/' + str(statusNumber) + '/undo',
|
|
'type': 'Undo',
|
|
'actor': followActor,
|
|
'object': {
|
|
'id': followActor + '/statuses/' + str(statusNumber),
|
|
'type': 'Follow',
|
|
'actor': followActor,
|
|
'object': followedId
|
|
}
|
|
}
|
|
|
|
handle = httpPrefix + '://' + fromDomainFull + '/@' + fromNickname
|
|
|
|
# lookup the inbox for the To handle
|
|
wfRequest = \
|
|
webfingerHandle(session, handle, httpPrefix, cachedWebfingers,
|
|
fromDomain, projectVersion)
|
|
if not wfRequest:
|
|
if debug:
|
|
print('DEBUG: announce webfinger failed for ' + handle)
|
|
return 1
|
|
if not isinstance(wfRequest, dict):
|
|
print('WARN: Webfinger for ' + handle + ' did not return a dict. ' +
|
|
str(wfRequest))
|
|
return 1
|
|
|
|
postToBox = 'outbox'
|
|
|
|
# get the actor inbox for the To handle
|
|
(inboxUrl, pubKeyId, pubKey,
|
|
fromPersonId, sharedInbox,
|
|
capabilityAcquisition, avatarUrl,
|
|
displayName) = getPersonBox(baseDir, session, wfRequest, personCache,
|
|
projectVersion, httpPrefix, fromNickname,
|
|
fromDomain, postToBox)
|
|
|
|
if not inboxUrl:
|
|
if debug:
|
|
print('DEBUG: No ' + postToBox + ' was found for ' + handle)
|
|
return 3
|
|
if not fromPersonId:
|
|
if debug:
|
|
print('DEBUG: No actor was found for ' + handle)
|
|
return 4
|
|
|
|
authHeader = createBasicAuthHeader(fromNickname, password)
|
|
|
|
headers = {
|
|
'host': fromDomain,
|
|
'Content-type': 'application/json',
|
|
'Authorization': authHeader
|
|
}
|
|
postResult = \
|
|
postJson(session, unfollowJson, [], inboxUrl, headers, "inbox:write")
|
|
if not postResult:
|
|
if debug:
|
|
print('DEBUG: POST announce failed for c2s to ' + inboxUrl)
|
|
return 5
|
|
|
|
if debug:
|
|
print('DEBUG: c2s POST unfollow success')
|
|
|
|
return unfollowJson
|
|
|
|
|
|
def getFollowersOfActor(baseDir: str, actor: str, debug: bool) -> {}:
|
|
"""In a shared inbox if we receive a post we know who it's from
|
|
and if it's addressed to followers then we need to get a list of those.
|
|
This returns a list of account handles which follow the given actor
|
|
and also the corresponding capability id if it exists
|
|
"""
|
|
if debug:
|
|
print('DEBUG: getting followers of ' + actor)
|
|
recipientsDict = {}
|
|
if ':' not in actor:
|
|
return recipientsDict
|
|
httpPrefix = actor.split(':')[0]
|
|
nickname = getNicknameFromActor(actor)
|
|
if not nickname:
|
|
if debug:
|
|
print('DEBUG: no nickname found in ' + actor)
|
|
return recipientsDict
|
|
domain, port = getDomainFromActor(actor)
|
|
if not domain:
|
|
if debug:
|
|
print('DEBUG: no domain found in ' + actor)
|
|
return recipientsDict
|
|
actorHandle = nickname + '@' + domain
|
|
if debug:
|
|
print('DEBUG: searching for handle ' + actorHandle)
|
|
# for each of the accounts
|
|
for subdir, dirs, files in os.walk(baseDir + '/accounts'):
|
|
for account in dirs:
|
|
if '@' in account and not account.startswith('inbox@'):
|
|
followingFilename = \
|
|
os.path.join(subdir, account) + '/following.txt'
|
|
if debug:
|
|
print('DEBUG: examining follows of ' + account)
|
|
print(followingFilename)
|
|
if os.path.isfile(followingFilename):
|
|
# does this account follow the given actor?
|
|
if debug:
|
|
print('DEBUG: checking if ' + actorHandle +
|
|
' in ' + followingFilename)
|
|
if actorHandle in open(followingFilename).read():
|
|
if debug:
|
|
print('DEBUG: ' + account +
|
|
' follows ' + actorHandle)
|
|
ocapFilename = baseDir + '/accounts/' + \
|
|
account + '/ocap/accept/' + httpPrefix + \
|
|
':##' + domain + ':' + str(port) + \
|
|
'#users#' + nickname + '.json'
|
|
if debug:
|
|
print('DEBUG: checking capabilities of' + account)
|
|
if os.path.isfile(ocapFilename):
|
|
ocapJson = loadJson(ocapFilename)
|
|
if ocapJson:
|
|
if ocapJson.get('id'):
|
|
if debug:
|
|
print('DEBUG: ' +
|
|
'capabilities id found for ' +
|
|
account)
|
|
|
|
recipientsDict[account] = ocapJson['id']
|
|
else:
|
|
if debug:
|
|
print('DEBUG: ' +
|
|
'capabilities has no ' +
|
|
'id attribute')
|
|
recipientsDict[account] = None
|
|
else:
|
|
if debug:
|
|
print('DEBUG: ' +
|
|
'No capabilities file found for ' +
|
|
account + ' granted by ' + actorHandle)
|
|
print(ocapFilename)
|
|
recipientsDict[account] = None
|
|
return recipientsDict
|
|
|
|
|
|
def outboxUndoFollow(baseDir: str, messageJson: {}, debug: bool) -> None:
|
|
"""When an unfollow request is received by the outbox from c2s
|
|
This removes the followed handle from the following.txt file
|
|
of the relevant account
|
|
"""
|
|
if not messageJson.get('type'):
|
|
return
|
|
if not messageJson['type'] == 'Undo':
|
|
return
|
|
if not messageJson.get('object'):
|
|
return
|
|
if not isinstance(messageJson['object'], dict):
|
|
return
|
|
if not messageJson['object'].get('type'):
|
|
return
|
|
if not messageJson['object']['type'] == 'Follow':
|
|
return
|
|
if not messageJson['object'].get('object'):
|
|
return
|
|
if not messageJson['object'].get('actor'):
|
|
return
|
|
if not isinstance(messageJson['object']['object'], str):
|
|
return
|
|
if debug:
|
|
print('DEBUG: undo follow arrived in outbox')
|
|
|
|
nicknameFollower = getNicknameFromActor(messageJson['object']['actor'])
|
|
if not nicknameFollower:
|
|
print('WARN: unable to find nickname in ' +
|
|
messageJson['object']['actor'])
|
|
return
|
|
domainFollower, portFollower = \
|
|
getDomainFromActor(messageJson['object']['actor'])
|
|
domainFollowerFull = domainFollower
|
|
if portFollower:
|
|
if portFollower != 80 and portFollower != 443:
|
|
if ':' not in domainFollower:
|
|
domainFollowerFull = domainFollower + ':' + str(portFollower)
|
|
|
|
nicknameFollowing = getNicknameFromActor(messageJson['object']['object'])
|
|
if not nicknameFollowing:
|
|
print('WARN: unable to find nickname in ' +
|
|
messageJson['object']['object'])
|
|
return
|
|
domainFollowing, portFollowing = \
|
|
getDomainFromActor(messageJson['object']['object'])
|
|
domainFollowingFull = domainFollowing
|
|
if portFollowing:
|
|
if portFollowing != 80 and portFollowing != 443:
|
|
if ':' not in domainFollowing:
|
|
domainFollowingFull = \
|
|
domainFollowing + ':' + str(portFollowing)
|
|
|
|
if unfollowPerson(baseDir, nicknameFollower, domainFollowerFull,
|
|
nicknameFollowing, domainFollowingFull):
|
|
if debug:
|
|
print('DEBUG: ' + nicknameFollower + ' unfollowed ' +
|
|
nicknameFollowing + '@' + domainFollowingFull)
|
|
else:
|
|
if debug:
|
|
print('WARN: ' + nicknameFollower + ' could not unfollow ' +
|
|
nicknameFollowing + '@' + domainFollowingFull)
|