mirror of https://gitlab.com/bashrc2/epicyon
375 lines
14 KiB
Python
375 lines
14 KiB
Python
__filename__ = "posts.py"
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__author__ = "Bob Mottram"
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__license__ = "AGPL3+"
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__version__ = "0.0.1"
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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 requests
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import json
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import commentjson
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import html
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import datetime
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import os, shutil
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from pprint import pprint
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from random import randint
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from session import getJson
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try:
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from BeautifulSoup import BeautifulSoup
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except ImportError:
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from bs4 import BeautifulSoup
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def permitted(url: str,federationList) -> bool:
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"""Is a url from one of the permitted domains?
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"""
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for domain in federationList:
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if domain in url:
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return True
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return False
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def cleanHtml(rawHtml: str) -> str:
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text = BeautifulSoup(rawHtml, 'html.parser').get_text()
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return html.unescape(text)
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def getUserUrl(wfRequest) -> str:
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if wfRequest.get('links'):
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for link in wfRequest['links']:
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if link.get('type') and link.get('href'):
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if link['type'] == 'application/activity+json':
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return link['href']
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return None
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def parseUserFeed(session,feedUrl,asHeader) -> None:
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feedJson = getJson(session,feedUrl,asHeader,None)
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pprint(feedJson)
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if 'orderedItems' in feedJson:
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for item in feedJson['orderedItems']:
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yield item
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nextUrl = None
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if 'first' in feedJson:
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nextUrl = feedJson['first']
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elif 'next' in feedJson:
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nextUrl = feedJson['next']
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if nextUrl:
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for item in parseUserFeed(session,nextUrl,asHeader):
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yield item
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def getUserPosts(session,wfRequest,maxPosts,maxMentions,maxEmoji,maxAttachments,federationList) -> {}:
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userPosts={}
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asHeader = {'Accept': 'application/ld+json; profile="https://www.w3.org/ns/activitystreams"'}
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userUrl = getUserUrl(wfRequest)
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if not userUrl:
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return userPosts
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userJson = getJson(session,userUrl,asHeader,None)
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if not userJson.get('outbox'):
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return userPosts
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feedUrl = userJson['outbox']
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i = 0
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for item in parseUserFeed(session,feedUrl,asHeader):
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if not item.get('type'):
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continue
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if item['type'] != 'Create':
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continue
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if not item.get('object'):
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continue
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published = item['object']['published']
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if not userPosts.get(published):
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content = item['object']['content']
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mentions=[]
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emoji={}
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if item['object'].get('tag'):
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for tagItem in item['object']['tag']:
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tagType=tagItem['type'].lower()
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if tagType=='emoji':
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if tagItem.get('name') and tagItem.get('icon'):
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if tagItem['icon'].get('url'):
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# No emoji from non-permitted domains
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if permitted(tagItem['icon']['url'],federationList):
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emojiName=tagItem['name']
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emojiIcon=tagItem['icon']['url']
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emoji[emojiName]=emojiIcon
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if tagType=='mention':
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if tagItem.get('name'):
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if tagItem['name'] not in mentions:
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mentions.append(tagItem['name'])
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if len(mentions)>maxMentions:
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continue
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if len(emoji)>maxEmoji:
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continue
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summary = ''
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if item['object'].get('summary'):
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if item['object']['summary']:
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summary = item['object']['summary']
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inReplyTo = ''
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if item['object'].get('inReplyTo'):
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if item['object']['inReplyTo']:
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# No replies to non-permitted domains
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if not permitted(item['object']['inReplyTo'],federationList):
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continue
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inReplyTo = item['object']['inReplyTo']
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conversation = ''
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if item['object'].get('conversation'):
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if item['object']['conversation']:
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# no conversations originated in non-permitted domains
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if permitted(item['object']['conversation'],federationList):
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conversation = item['object']['conversation']
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attachment = []
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if item['object'].get('attachment'):
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if item['object']['attachment']:
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for attach in item['object']['attachment']:
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if attach.get('name') and attach.get('url'):
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# no attachments from non-permitted domains
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if permitted(attach['url'],federationList):
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attachment.append([attach['name'],attach['url']])
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sensitive = False
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if item['object'].get('sensitive'):
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sensitive = item['object']['sensitive']
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userPosts[published] = {
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"sensitive": sensitive,
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"inreplyto": inReplyTo,
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"summary": summary,
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"html": content,
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"plaintext": cleanHtml(content),
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"attachment": attachment,
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"mentions": mentions,
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"emoji": emoji,
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"conversation": conversation
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}
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#print(str(item)+'\n')
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i += 1
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if i == maxPosts:
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break
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return userPosts
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def createOutboxDir(username: str,domain: str) -> str:
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"""Create an outbox for a person and returns the feed filename and directory
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"""
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handle=username.lower()+'@'+domain.lower()
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baseDir=os.getcwd()
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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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outboxDir=baseDir+'/accounts/'+handle+'/outbox'
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if not os.path.isdir(outboxDir):
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os.mkdir(outboxDir)
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return outboxDir
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def createOutboxArchive(username: str,domain: str) -> str:
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"""Creates an archive directory for outbox posts
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"""
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handle=username.lower()+'@'+domain.lower()
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baseDir=os.getcwd()
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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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outboxArchiveDir=baseDir+'/accounts/'+handle+'/outboxarchive'
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if not os.path.isdir(outboxArchiveDir):
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os.mkdir(outboxArchiveDir)
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return outboxArchiveDir
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def deleteAllPosts(username: str, domain: str) -> None:
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"""Deletes all posts for a person
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"""
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outboxDir = createOutboxDir(username,domain)
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for deleteFilename in os.listdir(outboxDir):
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filePath = os.path.join(outboxDir, deleteFilename)
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try:
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if os.path.isfile(filePath):
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os.unlink(filePath)
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elif os.path.isdir(filePath): shutil.rmtree(filePath)
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except Exception as e:
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print(e)
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# TODO update output feed
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def createPublicPost(username: str, domain: str, https: bool, content: str, followersOnly: bool, saveToFile: bool, inReplyTo=None, inReplyToAtomUri=None, subject=None) -> {}:
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"""Creates a public post
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"""
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prefix='https'
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if not https:
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prefix='http'
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currTime=datetime.datetime.utcnow()
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daysSinceEpoch=(currTime - datetime.datetime(1970,1,1)).days
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# status is the number of seconds since epoch
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statusNumber=str((daysSinceEpoch*24*60*60) + (currTime.hour*60*60) + (currTime.minute*60) + currTime.second)
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published=currTime.strftime("%Y-%m-%dT%H:%M:%SZ")
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conversationDate=currTime.strftime("%Y-%m-%d")
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conversationId=statusNumber
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postTo='https://www.w3.org/ns/activitystreams#Public'
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postCC=prefix+'://'+domain+'/users/'+username+'/followers'
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if followersOnly:
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postTo=postCC
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postCC=''
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newPostId=prefix+'://'+domain+'/users/'+username+'/statuses/'+statusNumber
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sensitive=False
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if subject:
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summary=subject
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sensitive=True
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newPost = {
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'id': newPostId+'/activity',
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'type': 'Create',
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'actor': prefix+'://'+domain+'/users/'+username,
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'published': published,
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'to': ['https://www.w3.org/ns/activitystreams#Public'],
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'cc': [prefix+'://'+domain+'/users/'+username+'/followers'],
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'object': {'id': newPostId,
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'type': 'Note',
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'summary': summary,
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'inReplyTo': inReplyTo,
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'published': published,
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'url': prefix+'://'+domain+'/@'+username+'/'+statusNumber,
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'attributedTo': prefix+'://'+domain+'/users/'+username,
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'to': ['https://www.w3.org/ns/activitystreams#Public'],
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'cc': [prefix+'://'+domain+'/users/'+username+'/followers'],
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'sensitive': sensitive,
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'atomUri': prefix+'://'+domain+'/users/'+username+'/statuses/'+statusNumber,
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'inReplyToAtomUri': inReplyToAtomUri,
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'conversation': 'tag:'+domain+','+conversationDate+':objectId='+conversationId+':objectType=Conversation',
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'content': content,
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'contentMap': {
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'en': content
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},
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'attachment': [],
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'tag': [],
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'replies': {}
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# 'id': 'https://'+domain+'/users/'+username+'/statuses/'+statusNumber+'/replies',
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# 'type': 'Collection',
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# 'first': {
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# 'type': 'CollectionPage',
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# 'partOf': 'https://'+domain+'/users/'+username+'/statuses/'+statusNumber+'/replies',
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# 'items': []
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# }
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#}
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}
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}
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if saveToFile:
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outboxDir = createOutboxDir(username,domain)
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filename=outboxDir+'/'+newPostId.replace('/','#')+'.json'
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with open(filename, 'w') as fp:
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commentjson.dump(newPost, fp, indent=4, sort_keys=False)
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return newPost
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def createOutbox(username: str,domain: str,https: bool,itemsPerPage: int,headerOnly: bool,pageNumber=None) -> {}:
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"""Constructs the outbox feed
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"""
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prefix='https'
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if not https:
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prefix='http'
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outboxDir = createOutboxDir(username,domain)
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pageStr='?page=true'
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if pageNumber:
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try:
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pageStr='?page='+str(pageNumber)
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except:
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pass
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outboxHeader = {'@context': 'https://www.w3.org/ns/activitystreams',
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'first': prefix+'://'+domain+'/users/'+username+'/outbox?page=true',
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'id': prefix+'://'+domain+'/users/'+username+'/outbox',
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'last': prefix+'://'+domain+'/users/'+username+'/outbox?page=true',
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'totalItems': 0,
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'type': 'OrderedCollection'}
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outboxItems = {'@context': 'https://www.w3.org/ns/activitystreams',
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'id': prefix+'://'+domain+'/users/'+username+'/outbox'+pageStr,
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'orderedItems': [
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],
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'partOf': prefix+'://'+domain+'/users/'+username+'/outbox',
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'type': 'OrderedCollectionPage'}
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# counter for posts loop
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postsOnPageCtr=0
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# post filenames sorted in descending order
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postsInOutbox=sorted(os.listdir(outboxDir), reverse=True)
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# number of posts in outbox
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outboxHeader['totalItems']=len(postsInOutbox)
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prevPostFilename=None
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if not pageNumber:
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pageNumber=1
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# Generate first and last entries within header
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if len(postsInOutbox)>0:
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lastPage=int(len(postsInOutbox)/itemsPerPage)
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if lastPage<1:
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lastPage=1
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outboxHeader['last']= \
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prefix+'://'+domain+'/users/'+username+'/outbox?page='+str(lastPage)
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# Insert posts
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currPage=1
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postsCtr=0
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for postFilename in postsInOutbox:
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# Are we at the starting page yet?
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if prevPostFilename and currPage==pageNumber and postsCtr==0:
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# update the prev entry for the last message id
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postId = prevPostFilename.split('#statuses#')[1].replace('#activity','')
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outboxHeader['prev']= \
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prefix+'://'+domain+'/users/'+username+'/outbox?min_id='+postId+'&page=true'
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# get the full path of the post file
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filePath = os.path.join(outboxDir, postFilename)
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try:
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if os.path.isfile(filePath):
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if currPage == pageNumber and postsOnPageCtr <= itemsPerPage:
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# get the post as json
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with open(filePath, 'r') as fp:
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p=commentjson.load(fp)
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# insert it into the outbox feed
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if postsOnPageCtr < itemsPerPage:
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if not headerOnly:
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outboxItems['orderedItems'].append(p)
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elif postsOnPageCtr == itemsPerPage:
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# if this is the last post update the next message ID
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if '/statuses/' in p['id']:
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postId = p['id'].split('/statuses/')[1].replace('/activity','')
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outboxHeader['next']= \
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prefix+'://'+domain+'/users/'+ \
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username+'/outbox?max_id='+ \
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postId+'&page=true'
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postsOnPageCtr += 1
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# remember the last post filename for use with prev
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prevPostFilename = postFilename
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if postsOnPageCtr > itemsPerPage:
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break
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# count the pages
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postsCtr += 1
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if postsCtr >= itemsPerPage:
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postsCtr = 0
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currPage += 1
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except Exception as e:
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print(e)
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if headerOnly:
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return outboxHeader
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return outboxItems
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def archivePosts(username: str,domain: str,maxPostsInOutbox=256) -> None:
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"""Retain a maximum number of posts within the outbox
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Move any others to an archive directory
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"""
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outboxDir = createOutboxDir(username,domain)
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archiveDir = createOutboxArchive(username,domain)
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postsInOutbox=sorted(os.listdir(outboxDir), reverse=False)
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noOfPosts=len(postsInOutbox)
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if noOfPosts<=maxPostsInOutbox:
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return
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for postFilename in postsInOutbox:
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filePath = os.path.join(outboxDir, postFilename)
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if os.path.isfile(filePath):
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archivePath = os.path.join(archiveDir, postFilename)
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os.rename(filePath,archivePath)
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# TODO: possibly archive any associated media files
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noOfPosts -= 1
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if noOfPosts <= maxPostsInOutbox:
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break
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