forked from indymedia/epicyon
396 lines
16 KiB
Python
396 lines
16 KiB
Python
__filename__ = "outbox.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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import os
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from shutil import copyfile
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from session import createSession
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from auth import createPassword
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from posts import outboxMessageCreateWrap
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from posts import savePostToBox
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from posts import sendToFollowersThread
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from posts import sendToNamedAddresses
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from utils import removeIdEnding
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from utils import getDomainFromActor
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from blocking import isBlockedDomain
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from blocking import outboxBlock
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from blocking import outboxUndoBlock
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from media import replaceYouTube
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from media import getMediaPath
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from media import createMediaDirs
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from inbox import inboxUpdateIndex
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from announce import outboxAnnounce
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from follow import outboxUndoFollow
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from roles import outboxDelegate
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from skills import outboxSkills
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from availability import outboxAvailability
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from like import outboxLike
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from like import outboxUndoLike
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from bookmarks import outboxBookmark
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from bookmarks import outboxUndoBookmark
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from delete import outboxDelete
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from shares import outboxShareUpload
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from shares import outboxUndoShareUpload
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from content import dangerousMarkup
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def postMessageToOutbox(messageJson: {}, postToNickname: str,
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server, baseDir: str, httpPrefix: str,
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domain: str, domainFull: str,
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onionDomain: str, i2pDomain: str, port: int,
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recentPostsCache: {}, followersThreads: [],
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federationList: [], sendThreads: [],
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postLog: [], cachedWebfingers: {},
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personCache: {}, allowDeletion: bool,
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proxyType: str, version: str, debug: bool,
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YTReplacementDomain: str,
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showPublishedDateOnly: bool,
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allowLocalNetworkAccess: bool) -> bool:
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"""post is received by the outbox
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Client to server message post
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https://www.w3.org/TR/activitypub/#client-to-server-outbox-delivery
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"""
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if not messageJson.get('type'):
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if debug:
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print('DEBUG: POST to outbox has no "type" parameter')
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return False
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if not messageJson.get('object') and messageJson.get('content'):
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if messageJson['type'] != 'Create':
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# https://www.w3.org/TR/activitypub/#object-without-create
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if debug:
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print('DEBUG: POST to outbox - adding Create wrapper')
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messageJson = \
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outboxMessageCreateWrap(httpPrefix,
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postToNickname,
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domain, port,
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messageJson)
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# check that the outgoing post doesn't contain any markup
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# which can be used to implement exploits
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if messageJson.get('object'):
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if isinstance(messageJson['object'], dict):
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if messageJson['object'].get('content'):
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if dangerousMarkup(messageJson['object']['content'],
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allowLocalNetworkAccess):
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print('POST to outbox contains dangerous markup: ' +
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str(messageJson))
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return False
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if messageJson['type'] == 'Create':
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if not (messageJson.get('id') and
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messageJson.get('type') and
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messageJson.get('actor') and
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messageJson.get('object') and
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messageJson.get('to')):
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if not messageJson.get('id'):
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if debug:
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print('DEBUG: POST to outbox - ' +
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'Create does not have the id parameter ' +
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str(messageJson))
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elif not messageJson.get('id'):
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if debug:
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print('DEBUG: POST to outbox - ' +
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'Create does not have the type parameter ' +
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str(messageJson))
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elif not messageJson.get('id'):
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if debug:
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print('DEBUG: POST to outbox - ' +
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'Create does not have the actor parameter ' +
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str(messageJson))
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elif not messageJson.get('id'):
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if debug:
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print('DEBUG: POST to outbox - ' +
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'Create does not have the object parameter ' +
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str(messageJson))
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else:
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if debug:
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print('DEBUG: POST to outbox - ' +
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'Create does not have the "to" parameter ' +
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str(messageJson))
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return False
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testDomain, testPort = getDomainFromActor(messageJson['actor'])
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if testPort:
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if testPort != 80 and testPort != 443:
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testDomain = testDomain + ':' + str(testPort)
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if isBlockedDomain(baseDir, testDomain):
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if debug:
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print('DEBUG: domain is blocked: ' + messageJson['actor'])
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return False
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# replace youtube, so that google gets less tracking data
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replaceYouTube(messageJson, YTReplacementDomain)
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# https://www.w3.org/TR/activitypub/#create-activity-outbox
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messageJson['object']['attributedTo'] = messageJson['actor']
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if messageJson['object'].get('attachment'):
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attachmentIndex = 0
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attach = messageJson['object']['attachment'][attachmentIndex]
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if attach.get('mediaType'):
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fileExtension = 'png'
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mediaTypeStr = \
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attach['mediaType']
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extensions = {
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"jpeg": "jpg",
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"gif": "gif",
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"webp": "webp",
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"avif": "avif",
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"audio/mpeg": "mp3",
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"ogg": "ogg",
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"mp4": "mp4",
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"webm": "webm",
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"ogv": "ogv"
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}
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for matchExt, ext in extensions.items():
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if mediaTypeStr.endswith(matchExt):
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fileExtension = ext
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break
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mediaDir = \
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baseDir + '/accounts/' + \
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postToNickname + '@' + domain
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uploadMediaFilename = mediaDir + '/upload.' + fileExtension
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if not os.path.isfile(uploadMediaFilename):
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del messageJson['object']['attachment']
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else:
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# generate a path for the uploaded image
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mPath = getMediaPath()
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mediaPath = mPath + '/' + \
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createPassword(32) + '.' + fileExtension
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createMediaDirs(baseDir, mPath)
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mediaFilename = baseDir + '/' + mediaPath
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# move the uploaded image to its new path
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os.rename(uploadMediaFilename, mediaFilename)
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# change the url of the attachment
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attach['url'] = \
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httpPrefix + '://' + domainFull + '/' + mediaPath
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permittedOutboxTypes = ('Create', 'Announce', 'Like', 'Follow', 'Undo',
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'Update', 'Add', 'Remove', 'Block', 'Delete',
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'Delegate', 'Skill', 'Bookmark', 'Event')
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if messageJson['type'] not in permittedOutboxTypes:
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if debug:
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print('DEBUG: POST to outbox - ' + messageJson['type'] +
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' is not a permitted activity type')
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return False
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if messageJson.get('id'):
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postId = removeIdEnding(messageJson['id'])
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if debug:
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print('DEBUG: id attribute exists within POST to outbox')
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else:
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if debug:
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print('DEBUG: No id attribute within POST to outbox')
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postId = None
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if debug:
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print('DEBUG: savePostToBox')
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if messageJson['type'] != 'Upgrade':
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outboxName = 'outbox'
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# if this is a blog post or an event then save to its own box
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if messageJson['type'] == 'Create':
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if messageJson.get('object'):
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if isinstance(messageJson['object'], dict):
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if messageJson['object'].get('type'):
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if messageJson['object']['type'] == 'Article':
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outboxName = 'tlblogs'
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elif messageJson['object']['type'] == 'Event':
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outboxName = 'tlevents'
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savedFilename = \
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savePostToBox(baseDir,
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httpPrefix,
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postId,
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postToNickname, domainFull,
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messageJson, outboxName)
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if not savedFilename:
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print('WARN: post not saved to outbox ' + outboxName)
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return False
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# save all instance blogs to the news actor
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if postToNickname != 'news' and outboxName == 'tlblogs':
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if '/' in savedFilename:
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savedPostId = savedFilename.split('/')[-1]
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blogsDir = baseDir + '/accounts/news@' + domain + '/tlblogs'
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if not os.path.isdir(blogsDir):
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os.mkdir(blogsDir)
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copyfile(savedFilename, blogsDir + '/' + savedPostId)
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inboxUpdateIndex('tlblogs', baseDir,
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'news@' + domain,
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savedFilename, debug)
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# clear the citations file if it exists
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citationsFilename = \
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baseDir + '/accounts/' + \
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postToNickname + '@' + domain + '/.citations.txt'
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if os.path.isfile(citationsFilename):
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os.remove(citationsFilename)
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if messageJson['type'] == 'Create' or \
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messageJson['type'] == 'Question' or \
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messageJson['type'] == 'Note' or \
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messageJson['type'] == 'EncryptedMessage' or \
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messageJson['type'] == 'Article' or \
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messageJson['type'] == 'Event' or \
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messageJson['type'] == 'Patch' or \
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messageJson['type'] == 'Announce':
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indexes = [outboxName, "inbox"]
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selfActor = \
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httpPrefix + '://' + domainFull + '/users/' + postToNickname
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for boxNameIndex in indexes:
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if not boxNameIndex:
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continue
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if boxNameIndex == 'inbox' and outboxName == 'tlblogs':
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continue
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# avoid duplicates of the message if already going
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# back to the inbox of the same account
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if selfActor not in messageJson['to']:
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# show sent post within the inbox,
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# as is the typical convention
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inboxUpdateIndex(boxNameIndex, baseDir,
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postToNickname + '@' + domain,
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savedFilename, debug)
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if outboxAnnounce(recentPostsCache,
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baseDir, messageJson, debug):
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if debug:
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print('DEBUG: Updated announcements (shares) collection ' +
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'for the post associated with the Announce activity')
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if not server.session:
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print('DEBUG: creating new session for c2s')
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server.session = createSession(proxyType)
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if not server.session:
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print('ERROR: Failed to create session for postMessageToOutbox')
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return False
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if debug:
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print('DEBUG: sending c2s post to followers')
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# remove inactive threads
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inactiveFollowerThreads = []
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for th in followersThreads:
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if not th.is_alive():
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inactiveFollowerThreads.append(th)
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for th in inactiveFollowerThreads:
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followersThreads.remove(th)
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if debug:
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print('DEBUG: ' + str(len(followersThreads)) +
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' followers threads active')
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# retain up to 200 threads
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if len(followersThreads) > 200:
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# kill the thread if it is still alive
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if followersThreads[0].is_alive():
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followersThreads[0].kill()
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# remove it from the list
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followersThreads.pop(0)
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# create a thread to send the post to followers
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followersThread = \
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sendToFollowersThread(server.session,
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baseDir,
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postToNickname,
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domain, onionDomain, i2pDomain,
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port, httpPrefix,
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federationList,
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sendThreads,
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postLog,
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cachedWebfingers,
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personCache,
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messageJson, debug,
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version)
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followersThreads.append(followersThread)
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if debug:
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print('DEBUG: handle any unfollow requests')
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outboxUndoFollow(baseDir, messageJson, debug)
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if debug:
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print('DEBUG: handle delegation requests')
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outboxDelegate(baseDir, postToNickname, messageJson, debug)
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if debug:
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print('DEBUG: handle skills changes requests')
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outboxSkills(baseDir, postToNickname, messageJson, debug)
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if debug:
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print('DEBUG: handle availability changes requests')
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outboxAvailability(baseDir, postToNickname, messageJson, debug)
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if debug:
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print('DEBUG: handle any like requests')
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outboxLike(recentPostsCache,
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baseDir, httpPrefix,
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postToNickname, domain, port,
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messageJson, debug)
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if debug:
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print('DEBUG: handle any undo like requests')
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outboxUndoLike(recentPostsCache,
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baseDir, httpPrefix,
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postToNickname, domain, port,
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messageJson, debug)
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if debug:
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print('DEBUG: handle any bookmark requests')
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outboxBookmark(recentPostsCache,
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baseDir, httpPrefix,
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postToNickname, domain, port,
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messageJson, debug)
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if debug:
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print('DEBUG: handle any undo bookmark requests')
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outboxUndoBookmark(recentPostsCache,
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baseDir, httpPrefix,
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postToNickname, domain, port,
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messageJson, debug)
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if debug:
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print('DEBUG: handle delete requests')
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outboxDelete(baseDir, httpPrefix,
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postToNickname, domain,
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messageJson, debug,
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allowDeletion,
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recentPostsCache)
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if debug:
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print('DEBUG: handle block requests')
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outboxBlock(baseDir, httpPrefix,
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postToNickname, domain,
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port,
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messageJson, debug)
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if debug:
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print('DEBUG: handle undo block requests')
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outboxUndoBlock(baseDir, httpPrefix,
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postToNickname, domain,
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port, messageJson, debug)
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if debug:
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print('DEBUG: handle share uploads')
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outboxShareUpload(baseDir, httpPrefix,
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postToNickname, domain,
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port, messageJson, debug)
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if debug:
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print('DEBUG: handle undo share uploads')
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outboxUndoShareUpload(baseDir, httpPrefix,
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postToNickname, domain,
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port, messageJson, debug)
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if debug:
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print('DEBUG: sending c2s post to named addresses')
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if messageJson.get('to'):
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print('c2s sender: ' +
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postToNickname + '@' + domain + ':' + str(port) +
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' recipient: ' + str(messageJson['to']))
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else:
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print('c2s sender: ' +
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postToNickname + '@' + domain + ':' + str(port))
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sendToNamedAddresses(server.session, baseDir,
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postToNickname,
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domain, onionDomain, i2pDomain, port,
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httpPrefix,
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federationList,
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sendThreads,
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postLog,
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cachedWebfingers,
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personCache,
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messageJson, debug,
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version)
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return True
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