mirror of https://gitlab.com/bashrc2/epicyon
594 lines
21 KiB
Python
594 lines
21 KiB
Python
__filename__ = "like.py"
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__author__ = "Bob Mottram"
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__license__ = "AGPL3+"
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__version__ = "1.0.0"
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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 json
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import commentjson
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from pprint import pprint
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from utils import urlPermitted
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from utils import getNicknameFromActor
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from utils import getDomainFromActor
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from utils import locatePost
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from posts import sendSignedJson
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from session import postJson
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from webfinger import webfingerHandle
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from auth import createBasicAuthHeader
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from posts import getPersonBox
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def undoLikesCollectionEntry(postFilename: str,objectUrl: str,actor: str,debug: bool) -> None:
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"""Undoes a like for a particular actor
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"""
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postJsonObject=None
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try:
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with open(postFilename, 'r') as fp:
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postJsonObject=commentjson.load(fp)
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except Exception as e:
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print(e)
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if postJsonObject:
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if not postJsonObject.get('type'):
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return
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if postJsonObject['type']!='Create':
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return
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if not postJsonObject.get('object'):
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if debug:
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pprint(postJsonObject)
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print('DEBUG: post '+objectUrl+' has no object')
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return
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if not isinstance(postJsonObject['object'], dict):
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return
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if not postJsonObject['object'].get('likes'):
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return
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if not isinstance(postJsonObject['object']['likes'], dict):
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return
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if not postJsonObject['object']['likes'].get('items'):
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return
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totalItems=0
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if postJsonObject['object']['likes'].get('totalItems'):
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totalItems=postJsonObject['object']['likes']['totalItems']
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itemFound=False
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for likeItem in postJsonObject['object']['likes']['items']:
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if likeItem.get('actor'):
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if likeItem['actor']==actor:
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if debug:
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print('DEBUG: like was removed for '+actor)
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postJsonObject['object']['likes']['items'].remove(likeItem)
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itemFound=True
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break
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if itemFound:
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if totalItems==1:
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if debug:
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print('DEBUG: likes was removed from post')
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del postJsonObject['object']['likes']
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else:
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postJsonObject['object']['likes']['totalItems']=len(postJsonObject['likes']['items'])
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try:
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with open(postFilename, 'w') as fp:
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commentjson.dump(postJsonObject, fp, indent=4, sort_keys=False)
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except Exception as e:
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print(e)
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def likedByPerson(postJsonObject: {}, nickname: str,domain: str) -> bool:
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"""Returns True if the given post is liked by the given person
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"""
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if noOfLikes(postJsonObject)==0:
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return False
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actorMatch=domain+'/users/'+nickname
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for item in postJsonObject['object']['likes']['items']:
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if item['actor'].endswith(actorMatch):
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return True
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return False
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def noOfLikes(postJsonObject: {}) -> int:
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"""Returns the number of likes ona given post
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"""
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if not postJsonObject.get('object'):
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return 0
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if not isinstance(postJsonObject['object'], dict):
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return 0
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if not postJsonObject['object'].get('likes'):
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return 0
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if not isinstance(postJsonObject['object']['likes'], dict):
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return 0
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if not postJsonObject['object']['likes'].get('items'):
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postJsonObject['object']['likes']['items']=[]
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postJsonObject['object']['likes']['totalItems']=0
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return len(postJsonObject['object']['likes']['items'])
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def updateLikesCollection(postFilename: str,objectUrl: str, actor: str,debug: bool) -> None:
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"""Updates the likes collection within a post
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"""
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postJsonObject=None
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try:
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with open(postFilename, 'r') as fp:
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postJsonObject=commentjson.load(fp)
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except Exception as e:
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print(e)
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if postJsonObject:
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if not postJsonObject.get('object'):
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if debug:
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pprint(postJsonObject)
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print('DEBUG: post '+objectUrl+' has no object')
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return
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if not objectUrl.endswith('/likes'):
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objectUrl=objectUrl+'/likes'
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if not postJsonObject['object'].get('likes'):
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if debug:
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print('DEBUG: Adding initial likes to '+objectUrl)
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likesJson = {
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"@context": "https://www.w3.org/ns/activitystreams",
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'id': objectUrl,
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'type': 'Collection',
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"totalItems": 1,
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'items': [{
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'type': 'Like',
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'actor': actor
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}]
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}
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postJsonObject['object']['likes']=likesJson
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else:
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if not postJsonObject['object']['likes'].get('items'):
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postJsonObject['object']['likes']['items']=[]
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for likeItem in postJsonObject['object']['likes']['items']:
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if likeItem.get('actor'):
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if likeItem['actor']==actor:
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return
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newLike={
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'type': 'Like',
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'actor': actor
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}
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postJsonObject['object']['likes']['items'].append(newLike)
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postJsonObject['object']['likes']['totalItems']=len(postJsonObject['object']['likes']['items'])
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if debug:
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print('DEBUG: saving post with likes added')
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pprint(postJsonObject)
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try:
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with open(postFilename, 'w') as fp:
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commentjson.dump(postJsonObject, fp, indent=4, sort_keys=False)
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except Exception as e:
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print(e)
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def like(session,baseDir: str,federationList: [],nickname: str,domain: str,port: int, \
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ccList: [],httpPrefix: str,objectUrl: str,clientToServer: bool, \
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sendThreads: [],postLog: [],personCache: {},cachedWebfingers: {}, \
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debug: bool,projectVersion: str) -> {}:
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"""Creates a like
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actor is the person doing the liking
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'to' might be a specific person (actor) whose post was liked
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object is typically the url of the message which was liked
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"""
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if not urlPermitted(objectUrl,federationList,"inbox:write"):
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return None
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fullDomain=domain
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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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fullDomain=domain+':'+str(port)
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likeTo=[]
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if '/statuses/' in objectUrl:
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likeTo=[objectUrl.split('/statuses/')[0]]
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newLikeJson = {
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"@context": "https://www.w3.org/ns/activitystreams",
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'type': 'Like',
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'actor': httpPrefix+'://'+fullDomain+'/users/'+nickname,
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'object': objectUrl
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}
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if ccList:
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if len(ccList)>0:
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newLikeJson['cc']=ccList
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# Extract the domain and nickname from a statuses link
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likedPostNickname=None
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likedPostDomain=None
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likedPostPort=None
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if '/users/' in objectUrl or '/profile/' in objectUrl:
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likedPostNickname=getNicknameFromActor(objectUrl)
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likedPostDomain,likedPostPort=getDomainFromActor(objectUrl)
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if likedPostNickname:
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postFilename=locatePost(baseDir,nickname,domain,objectUrl)
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if not postFilename:
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print('DEBUG: like baseDir: '+baseDir)
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print('DEBUG: like nickname: '+nickname)
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print('DEBUG: like domain: '+domain)
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print('DEBUG: like objectUrl: '+objectUrl)
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return None
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updateLikesCollection(postFilename,objectUrl,newLikeJson['actor'],debug)
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sendSignedJson(newLikeJson,session,baseDir, \
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nickname,domain,port, \
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likedPostNickname,likedPostDomain,likedPostPort, \
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'https://www.w3.org/ns/activitystreams#Public', \
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httpPrefix,True,clientToServer,federationList, \
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sendThreads,postLog,cachedWebfingers,personCache, \
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debug,projectVersion)
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return newLikeJson
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def likePost(session,baseDir: str,federationList: [], \
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nickname: str,domain: str,port: int,httpPrefix: str, \
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likeNickname: str,likeDomain: str,likePort: int, \
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ccList: [], \
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likeStatusNumber: int,clientToServer: bool, \
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sendThreads: [],postLog: [], \
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personCache: {},cachedWebfingers: {}, \
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debug: bool,projectVersion: str) -> {}:
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"""Likes a given status post
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"""
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likeDomain=likeDomain
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if likePort:
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if likePort!=80 and likePort!=443:
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if ':' not in likeDomain:
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likeDomain=likeDomain+':'+str(likePort)
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objectUrl = \
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httpPrefix + '://'+likeDomain+'/users/'+likeNickname+ \
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'/statuses/'+str(likeStatusNumber)
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ccUrl=httpPrefix+'://'+likeDomain+'/users/'+likeNickname
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if likePort:
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if likePort!=80 and likePort!=443:
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if ':' not in likeDomain:
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ccUrl=httpPrefix+'://'+likeDomain+':'+str(likePort)+'/users/'+likeNickname
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return like(session,baseDir,federationList,nickname,domain,port, \
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ccList,httpPrefix,objectUrl,clientToServer, \
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sendThreads,postLog,personCache,cachedWebfingers, \
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debug,projectVersion)
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def undolike(session,baseDir: str,federationList: [],nickname: str,domain: str,port: int, \
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ccList: [],httpPrefix: str,objectUrl: str,clientToServer: bool, \
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sendThreads: [],postLog: [],personCache: {},cachedWebfingers: {}, \
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debug: bool,projectVersion: str) -> {}:
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"""Removes a like
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actor is the person doing the liking
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'to' might be a specific person (actor) whose post was liked
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object is typically the url of the message which was liked
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"""
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if not urlPermitted(objectUrl,federationList,"inbox:write"):
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return None
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fullDomain=domain
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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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fullDomain=domain+':'+str(port)
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likeTo=[]
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if '/statuses/' in objectUrl:
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likeTo=[objectUrl.split('/statuses/')[0]]
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newUndoLikeJson = {
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"@context": "https://www.w3.org/ns/activitystreams",
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'type': 'Undo',
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'actor': httpPrefix+'://'+fullDomain+'/users/'+nickname,
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'object': {
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'type': 'Like',
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'actor': httpPrefix+'://'+fullDomain+'/users/'+nickname,
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'object': objectUrl
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}
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}
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if ccList:
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if len(ccList)>0:
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newUndoLikeJson['cc']=ccList
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newUndoLikeJson['object']['cc']=ccList
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# Extract the domain and nickname from a statuses link
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likedPostNickname=None
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likedPostDomain=None
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likedPostPort=None
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if '/users/' in objectUrl or '/profile/' in objectUrl:
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likedPostNickname=getNicknameFromActor(objectUrl)
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likedPostDomain,likedPostPort=getDomainFromActor(objectUrl)
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if likedPostNickname:
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postFilename=locatePost(baseDir,nickname,domain,objectUrl)
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if not postFilename:
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return None
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undoLikesCollectionEntry(postFilename,objectUrl,newLikeJson['actor'],debug)
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sendSignedJson(newUndoLikeJson,session,baseDir, \
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nickname,domain,port, \
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likedPostNickname,likedPostDomain,likedPostPort, \
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'https://www.w3.org/ns/activitystreams#Public', \
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httpPrefix,True,clientToServer,federationList, \
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sendThreads,postLog,cachedWebfingers,personCache, \
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debug,projectVersion)
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else:
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return None
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return newUndoLikeJson
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def undoLikePost(session,baseDir: str,federationList: [], \
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nickname: str,domain: str,port: int,httpPrefix: str, \
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likeNickname: str,likeDomain: str,likePort: int, \
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ccList: [], \
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likeStatusNumber: int,clientToServer: bool, \
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sendThreads: [],postLog: [], \
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personCache: {},cachedWebfingers: {}, \
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debug: bool) -> {}:
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"""Removes a liked post
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"""
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likeDomain=likeDomain
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if likePort:
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if likePort!=80 and likePort!=443:
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if ':' not in likeDomain:
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likeDomain=likeDomain+':'+str(likePort)
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objectUrl = \
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httpPrefix + '://'+likeDomain+'/users/'+likeNickname+ \
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'/statuses/'+str(likeStatusNumber)
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ccUrl=httpPrefix+'://'+likeDomain+'/users/'+likeNickname
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if likePort:
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if likePort!=80 and likePort!=443:
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if ':' not in likeDomain:
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ccUrl=httpPrefix+'://'+likeDomain+':'+str(likePort)+'/users/'+likeNickname
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return undoLike(session,baseDir,federationList,nickname,domain,port, \
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ccList,httpPrefix,objectUrl,clientToServer, \
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sendThreads,postLog,personCache,cachedWebfingers,debug)
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def sendLikeViaServer(baseDir: str,session, \
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fromNickname: str,password: str,
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fromDomain: str,fromPort: int, \
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httpPrefix: str,likeUrl: str, \
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cachedWebfingers: {},personCache: {}, \
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debug: bool,projectVersion: str) -> {}:
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"""Creates a like via c2s
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"""
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if not session:
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print('WARN: No session for sendLikeViaServer')
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return 6
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fromDomainFull=fromDomain
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if fromPort:
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if fromPort!=80 and fromPort!=443:
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if ':' not in fromDomain:
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fromDomainFull=fromDomain+':'+str(fromPort)
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toUrl = ['https://www.w3.org/ns/activitystreams#Public']
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ccUrl = httpPrefix + '://'+fromDomainFull+'/users/'+fromNickname+'/followers'
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if '/statuses/' in likeUrl:
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toUrl=[likeUrl.split('/statuses/')[0]]
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newLikeJson = {
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"@context": "https://www.w3.org/ns/activitystreams",
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'type': 'Like',
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'actor': httpPrefix+'://'+fromDomainFull+'/users/'+fromNickname,
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'object': likeUrl
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}
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handle=httpPrefix+'://'+fromDomainFull+'/@'+fromNickname
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# lookup the inbox for the To handle
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wfRequest = webfingerHandle(session,handle,httpPrefix,cachedWebfingers, \
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fromDomain,projectVersion)
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if not wfRequest:
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if debug:
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print('DEBUG: announce webfinger failed for '+handle)
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return 1
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postToBox='outbox'
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# get the actor inbox for the To handle
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inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,displayName = \
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getPersonBox(baseDir,session,wfRequest,personCache, \
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projectVersion,httpPrefix,fromDomain,postToBox)
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if not inboxUrl:
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if debug:
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print('DEBUG: No '+postToBox+' was found for '+handle)
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return 3
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if not fromPersonId:
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if debug:
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print('DEBUG: No actor was found for '+handle)
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return 4
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authHeader=createBasicAuthHeader(fromNickname,password)
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headers = {'host': fromDomain, \
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'Content-type': 'application/json', \
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'Authorization': authHeader}
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postResult = \
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postJson(session,newLikeJson,[],inboxUrl,headers,"inbox:write")
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#if not postResult:
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# if debug:
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# print('DEBUG: POST announce failed for c2s to '+inboxUrl)
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# return 5
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if debug:
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print('DEBUG: c2s POST like success')
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return newLikeJson
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def sendUndoLikeViaServer(baseDir: str,session, \
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fromNickname: str,password: str, \
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fromDomain: str,fromPort: int, \
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httpPrefix: str,likeUrl: str, \
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cachedWebfingers: {},personCache: {}, \
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debug: bool,projectVersion: str) -> {}:
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"""Undo a like via c2s
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"""
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if not session:
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print('WARN: No session for sendUndoLikeViaServer')
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return 6
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fromDomainFull=fromDomain
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if fromPort:
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if fromPort!=80 and fromPort!=443:
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if ':' not in fromDomain:
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fromDomainFull=fromDomain+':'+str(fromPort)
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toUrl = ['https://www.w3.org/ns/activitystreams#Public']
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ccUrl = httpPrefix + '://'+fromDomainFull+'/users/'+fromNickname+'/followers'
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if '/statuses/' in likeUrl:
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toUrl=[likeUrl.split('/statuses/')[0]]
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newUndoLikeJson = {
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"@context": "https://www.w3.org/ns/activitystreams",
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'type': 'Undo',
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'actor': httpPrefix+'://'+fromDomainFull+'/users/'+fromNickname,
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'object': {
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'type': 'Like',
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'actor': httpPrefix+'://'+fromDomainFull+'/users/'+fromNickname,
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'object': likeUrl
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}
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}
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handle=httpPrefix+'://'+fromDomainFull+'/@'+fromNickname
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# lookup the inbox for the To handle
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wfRequest = webfingerHandle(session,handle,httpPrefix,cachedWebfingers, \
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fromDomain,projectVersion)
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if not wfRequest:
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if debug:
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print('DEBUG: announce webfinger failed for '+handle)
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return 1
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postToBox='outbox'
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# get the actor inbox for the To handle
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inboxUrl,pubKeyId,pubKey,fromPersonId,sharedInbox,capabilityAcquisition,avatarUrl,displayName = \
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getPersonBox(baseDir,session,wfRequest,personCache, \
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projectVersion,httpPrefix,fromDomain,postToBox)
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if not inboxUrl:
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if debug:
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print('DEBUG: No '+postToBox+' was found for '+handle)
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return 3
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if not fromPersonId:
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if debug:
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print('DEBUG: No actor was found for '+handle)
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return 4
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authHeader=createBasicAuthHeader(fromNickname,password)
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headers = {'host': fromDomain, \
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'Content-type': 'application/json', \
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'Authorization': authHeader}
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postResult = \
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postJson(session,newUndoLikeJson,[],inboxUrl,headers,"inbox:write")
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#if not postResult:
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# if debug:
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# print('DEBUG: POST announce failed for c2s to '+inboxUrl)
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# return 5
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if debug:
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print('DEBUG: c2s POST undo like success')
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return newUndoLikeJson
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def outboxLike(baseDir: str,httpPrefix: str, \
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nickname: str,domain: str,port: int, \
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messageJson: {},debug: bool) -> None:
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""" When a like request is received by the outbox from c2s
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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: like - no type')
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return
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if not messageJson['type']=='Like':
|
|
if debug:
|
|
print('DEBUG: not a like')
|
|
return
|
|
if not messageJson.get('object'):
|
|
if debug:
|
|
print('DEBUG: no object in like')
|
|
return
|
|
if not isinstance(messageJson['object'], str):
|
|
if debug:
|
|
print('DEBUG: like object is not string')
|
|
return
|
|
if debug:
|
|
print('DEBUG: c2s like request arrived in outbox')
|
|
|
|
messageId=messageJson['object'].replace('/activity','')
|
|
if '/statuses/' not in messageId:
|
|
if debug:
|
|
print('DEBUG: c2s like object is not a status')
|
|
return
|
|
if '/users/' not in messageId and '/profile/' not in messageId:
|
|
if debug:
|
|
print('DEBUG: c2s like object has no nickname')
|
|
return
|
|
if ':' in domain:
|
|
domain=domain.split(':')[0]
|
|
postFilename=locatePost(baseDir,nickname,domain,messageId)
|
|
if not postFilename:
|
|
if debug:
|
|
print('DEBUG: c2s like post not found in inbox or outbox')
|
|
print(messageId)
|
|
return True
|
|
updateLikesCollection(postFilename,messageId,messageJson['actor'],debug)
|
|
if debug:
|
|
print('DEBUG: post liked via c2s - '+postFilename)
|
|
|
|
def outboxUndoLike(baseDir: str,httpPrefix: str, \
|
|
nickname: str,domain: str,port: int, \
|
|
messageJson: {},debug: bool) -> None:
|
|
""" When an undo like request is received by the outbox from c2s
|
|
"""
|
|
if not messageJson.get('type'):
|
|
return
|
|
if not messageJson['type']=='Undo':
|
|
return
|
|
if not messageJson.get('object'):
|
|
return
|
|
if not isinstance(messageJson['object'], dict):
|
|
if debug:
|
|
print('DEBUG: undo like object is not dict')
|
|
return
|
|
if not messageJson['object'].get('type'):
|
|
if debug:
|
|
print('DEBUG: undo like - no type')
|
|
return
|
|
if not messageJson['object']['type']=='Like':
|
|
if debug:
|
|
print('DEBUG: not a undo like')
|
|
return
|
|
if not messageJson['object'].get('object'):
|
|
if debug:
|
|
print('DEBUG: no object in undo like')
|
|
return
|
|
if not isinstance(messageJson['object']['object'], str):
|
|
if debug:
|
|
print('DEBUG: undo like object is not string')
|
|
return
|
|
if debug:
|
|
print('DEBUG: c2s undo like request arrived in outbox')
|
|
|
|
messageId=messageJson['object']['object'].replace('/activity','')
|
|
if '/statuses/' not in messageId:
|
|
if debug:
|
|
print('DEBUG: c2s undo like object is not a status')
|
|
return
|
|
if '/users/' not in messageId and '/profile/' not in messageId:
|
|
if debug:
|
|
print('DEBUG: c2s undo like object has no nickname')
|
|
return
|
|
if ':' in domain:
|
|
domain=domain.split(':')[0]
|
|
postFilename=locatePost(baseDir,nickname,domain,messageId)
|
|
if not postFilename:
|
|
if debug:
|
|
print('DEBUG: c2s undo like post not found in inbox or outbox')
|
|
print(messageId)
|
|
return True
|
|
undoLikesCollectionEntry(postFilename,messageId,messageJson['actor'],debug)
|
|
if debug:
|
|
print('DEBUG: post undo liked via c2s - '+postFilename)
|