forked from indymedia/epicyon
1382 lines
48 KiB
Python
1382 lines
48 KiB
Python
__filename__ = "utils.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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import time
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import shutil
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import datetime
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import json
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from socket import error as SocketError
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import errno
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import urllib.request
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from pprint import pprint
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from calendar import monthrange
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from followingCalendar import addPersonToCalendar
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def createConfig(baseDir: str) -> None:
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"""Creates a configuration file
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"""
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configFilename = baseDir + '/config.json'
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if os.path.isfile(configFilename):
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return
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configJson = {
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}
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saveJson(configJson, configFilename)
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def setConfigParam(baseDir: str, variableName: str, variableValue) -> None:
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"""Sets a configuration value
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"""
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createConfig(baseDir)
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configFilename = baseDir + '/config.json'
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configJson = {}
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if os.path.isfile(configFilename):
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configJson = loadJson(configFilename)
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configJson[variableName] = variableValue
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saveJson(configJson, configFilename)
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def getConfigParam(baseDir: str, variableName: str):
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"""Gets a configuration value
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"""
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createConfig(baseDir)
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configFilename = baseDir + '/config.json'
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configJson = loadJson(configFilename)
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if configJson:
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if configJson.get(variableName):
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return configJson[variableName]
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return None
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def isSuspended(baseDir: str, nickname: str) -> bool:
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"""Returns true if the given nickname is suspended
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"""
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adminNickname = getConfigParam(baseDir, 'admin')
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if nickname == adminNickname:
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return False
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suspendedFilename = baseDir + '/accounts/suspended.txt'
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if os.path.isfile(suspendedFilename):
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with open(suspendedFilename, "r") as f:
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lines = f.readlines()
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for suspended in lines:
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if suspended.strip('\n').strip('\r') == nickname:
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return True
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return False
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def getFollowersList(baseDir: str,
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nickname: str, domain: str,
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followFile='following.txt') -> []:
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"""Returns a list of followers for the given account
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"""
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filename = \
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baseDir + '/accounts/' + nickname + '@' + domain + '/' + followFile
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if not os.path.isfile(filename):
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return []
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with open(filename, "r") as f:
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lines = f.readlines()
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for i in range(len(lines)):
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lines[i] = lines[i].strip()
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return lines
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return []
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def getFollowersOfPerson(baseDir: str,
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nickname: str, domain: str,
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followFile='following.txt') -> []:
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"""Returns a list containing the followers of the given person
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Used by the shared inbox to know who to send incoming mail to
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"""
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followers = []
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if ':' in domain:
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domain = domain.split(':')[0]
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handle = nickname + '@' + domain
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if not os.path.isdir(baseDir + '/accounts/' + handle):
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return followers
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for subdir, dirs, files in os.walk(baseDir + '/accounts'):
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for account in dirs:
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filename = os.path.join(subdir, account) + '/' + followFile
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if account == handle or account.startswith('inbox@'):
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continue
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if not os.path.isfile(filename):
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continue
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with open(filename, 'r') as followingfile:
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for followingHandle in followingfile:
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followingHandle2 = followingHandle.replace('\n', '')
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followingHandle2 = followingHandle2.replace('\r', '')
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if followingHandle2 == handle:
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if account not in followers:
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followers.append(account)
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break
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return followers
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def removeIdEnding(idStr: str) -> str:
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"""Removes endings such as /activity and /undo
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"""
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if idStr.endswith('/activity'):
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idStr = idStr[:-len('/activity')]
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elif idStr.endswith('/undo'):
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idStr = idStr[:-len('/undo')]
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elif idStr.endswith('/event'):
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idStr = idStr[:-len('/event')]
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elif idStr.endswith('/replies'):
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idStr = idStr[:-len('/replies')]
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return idStr
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def getProtocolPrefixes() -> []:
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"""Returns a list of valid prefixes
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"""
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return ('https://', 'http://', 'dat://', 'i2p://', 'gnunet://',
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'hyper://', 'gemini://', 'gopher://')
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def getLinkPrefixes() -> []:
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"""Returns a list of valid web link prefixes
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"""
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return ('https://', 'http://', 'dat://', 'i2p://', 'gnunet://',
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'hyper://', 'gemini://', 'gopher://', 'briar:')
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def removeAvatarFromCache(baseDir: str, actorStr: str) -> None:
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"""Removes any existing avatar entries from the cache
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This avoids duplicate entries with differing extensions
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"""
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avatarFilenameExtensions = ('png', 'jpg', 'gif', 'webp', 'avif')
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for extension in avatarFilenameExtensions:
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avatarFilename = \
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baseDir + '/cache/avatars/' + actorStr + '.' + extension
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if os.path.isfile(avatarFilename):
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os.remove(avatarFilename)
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def saveJson(jsonObject: {}, filename: str) -> bool:
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"""Saves json to a file
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"""
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tries = 0
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while tries < 5:
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try:
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with open(filename, 'w+') as fp:
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fp.write(json.dumps(jsonObject))
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return True
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except BaseException:
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print('WARN: saveJson ' + str(tries))
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time.sleep(1)
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tries += 1
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return False
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def loadJson(filename: str, delaySec=2, maxTries=5) -> {}:
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"""Makes a few attempts to load a json formatted file
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"""
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jsonObject = None
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tries = 0
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while tries < maxTries:
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try:
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with open(filename, 'r') as fp:
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data = fp.read()
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jsonObject = json.loads(data)
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break
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except BaseException:
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print('WARN: loadJson exception')
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if delaySec > 0:
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time.sleep(delaySec)
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tries += 1
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return jsonObject
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def loadJsonOnionify(filename: str, domain: str, onionDomain: str,
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delaySec=2) -> {}:
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"""Makes a few attempts to load a json formatted file
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This also converts the domain name to the onion domain
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"""
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jsonObject = None
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tries = 0
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while tries < 5:
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try:
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with open(filename, 'r') as fp:
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data = fp.read()
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if data:
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data = data.replace(domain, onionDomain)
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data = data.replace('https:', 'http:')
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print('*****data: ' + data)
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jsonObject = json.loads(data)
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break
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except BaseException:
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print('WARN: loadJson exception')
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if delaySec > 0:
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time.sleep(delaySec)
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tries += 1
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return jsonObject
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def getStatusNumber(publishedStr=None) -> (str, str):
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"""Returns the status number and published date
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"""
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if not publishedStr:
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currTime = datetime.datetime.utcnow()
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else:
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currTime = \
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datetime.datetime.strptime(publishedStr, '%Y-%m-%dT%H:%M:%SZ')
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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 = \
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str(((daysSinceEpoch * 24 * 60 * 60) +
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(currTime.hour * 60 * 60) +
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(currTime.minute * 60) +
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currTime.second) * 1000 +
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int(currTime.microsecond / 1000))
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# See https://github.com/tootsuite/mastodon/blob/
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# 995f8b389a66ab76ec92d9a240de376f1fc13a38/lib/mastodon/snowflake.rb
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# use the leftover microseconds as the sequence number
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sequenceId = currTime.microsecond % 1000
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# shift by 16bits "sequence data"
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statusNumber = str((int(statusNumber) << 16) + sequenceId)
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published = currTime.strftime("%Y-%m-%dT%H:%M:%SZ")
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return statusNumber, published
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def evilIncarnate() -> []:
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return ('gab.com', 'gabfed.com', 'spinster.xyz',
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'kiwifarms.cc', 'djitter.com')
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def isEvil(domain: str) -> bool:
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if not isinstance(domain, str):
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print('WARN: Malformed domain ' + str(domain))
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return True
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# https://www.youtube.com/watch?v=5qw1hcevmdU
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evilDomains = evilIncarnate()
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for concentratedEvil in evilDomains:
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if domain.endswith(concentratedEvil):
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return True
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return False
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def createPersonDir(nickname: str, domain: str, baseDir: str,
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dirname: str) -> str:
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"""Create a directory for a person
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"""
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handle = nickname + '@' + domain
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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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boxDir = baseDir + '/accounts/' + handle + '/' + dirname
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if not os.path.isdir(boxDir):
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os.mkdir(boxDir)
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return boxDir
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def createOutboxDir(nickname: str, domain: str, baseDir: str) -> str:
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"""Create an outbox for a person
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"""
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return createPersonDir(nickname, domain, baseDir, 'outbox')
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def createInboxQueueDir(nickname: str, domain: str, baseDir: str) -> str:
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"""Create an inbox queue and returns the feed filename and directory
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"""
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return createPersonDir(nickname, domain, baseDir, 'queue')
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def domainPermitted(domain: str, federationList: []):
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if len(federationList) == 0:
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return True
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if ':' in domain:
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domain = domain.split(':')[0]
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if domain in federationList:
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return True
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return False
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def urlPermitted(url: str, federationList: []):
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if isEvil(url):
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return False
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if not federationList:
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return True
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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 getDisplayName(baseDir: str, actor: str, personCache: {}) -> str:
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"""Returns the display name for the given actor
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"""
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if '/statuses/' in actor:
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actor = actor.split('/statuses/')[0]
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if not personCache.get(actor):
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return None
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if personCache[actor].get('actor'):
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if personCache[actor]['actor'].get('name'):
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return personCache[actor]['actor']['name']
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else:
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# Try to obtain from the cached actors
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cachedActorFilename = \
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baseDir + '/cache/actors/' + (actor.replace('/', '#')) + '.json'
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if os.path.isfile(cachedActorFilename):
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actorJson = loadJson(cachedActorFilename, 1)
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if actorJson:
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if actorJson.get('name'):
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return(actorJson['name'])
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return None
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def getNicknameFromActor(actor: str) -> str:
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"""Returns the nickname from an actor url
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"""
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if actor.startswith('@'):
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actor = actor[1:]
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if '/users/' not in actor:
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if '/profile/' in actor:
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nickStr = actor.split('/profile/')[1].replace('@', '')
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if '/' not in nickStr:
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return nickStr
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else:
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return nickStr.split('/')[0]
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elif '/channel/' in actor:
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nickStr = actor.split('/channel/')[1].replace('@', '')
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if '/' not in nickStr:
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return nickStr
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else:
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return nickStr.split('/')[0]
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elif '/accounts/' in actor:
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nickStr = actor.split('/accounts/')[1].replace('@', '')
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if '/' not in nickStr:
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return nickStr
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else:
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return nickStr.split('/')[0]
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elif '/@' in actor:
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# https://domain/@nick
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nickStr = actor.split('/@')[1]
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if '/' in nickStr:
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nickStr = nickStr.split('/')[0]
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return nickStr
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elif '@' in actor:
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nickStr = actor.split('@')[0]
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return nickStr
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return None
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nickStr = actor.split('/users/')[1].replace('@', '')
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if '/' not in nickStr:
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return nickStr
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else:
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return nickStr.split('/')[0]
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def getDomainFromActor(actor: str) -> (str, int):
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"""Returns the domain name from an actor url
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"""
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if actor.startswith('@'):
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actor = actor[1:]
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port = None
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prefixes = getProtocolPrefixes()
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if '/profile/' in actor:
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domain = actor.split('/profile/')[0]
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for prefix in prefixes:
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domain = domain.replace(prefix, '')
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elif '/accounts/' in actor:
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domain = actor.split('/accounts/')[0]
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for prefix in prefixes:
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domain = domain.replace(prefix, '')
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elif '/channel/' in actor:
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domain = actor.split('/channel/')[0]
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for prefix in prefixes:
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domain = domain.replace(prefix, '')
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elif '/users/' in actor:
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domain = actor.split('/users/')[0]
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for prefix in prefixes:
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domain = domain.replace(prefix, '')
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elif '/@' in actor:
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domain = actor.split('/@')[0]
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for prefix in prefixes:
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domain = domain.replace(prefix, '')
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elif '@' in actor:
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domain = actor.split('@')[1].strip()
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else:
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domain = actor
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for prefix in prefixes:
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domain = domain.replace(prefix, '')
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if '/' in actor:
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domain = domain.split('/')[0]
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if ':' in domain:
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portStr = domain.split(':')[1]
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if not portStr.isdigit():
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return None, None
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port = int(portStr)
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domain = domain.split(':')[0]
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return domain, port
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def followPerson(baseDir: str, nickname: str, domain: str,
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followNickname: str, followDomain: str,
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federationList: [], debug: bool,
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followFile='following.txt') -> bool:
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"""Adds a person to the follow list
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"""
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if not domainPermitted(followDomain.lower().replace('\n', ''),
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federationList):
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if debug:
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print('DEBUG: follow of domain ' +
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followDomain + ' not permitted')
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return False
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if debug:
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print('DEBUG: follow of domain ' + followDomain)
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if ':' in domain:
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handle = nickname + '@' + domain.split(':')[0]
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else:
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handle = nickname + '@' + domain
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if not os.path.isdir(baseDir + '/accounts/' + handle):
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print('WARN: account for ' + handle + ' does not exist')
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return False
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if ':' in followDomain:
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handleToFollow = followNickname + '@' + followDomain.split(':')[0]
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else:
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handleToFollow = followNickname + '@' + followDomain
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# was this person previously unfollowed?
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unfollowedFilename = baseDir + '/accounts/' + handle + '/unfollowed.txt'
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if os.path.isfile(unfollowedFilename):
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if handleToFollow in open(unfollowedFilename).read():
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# remove them from the unfollowed file
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newLines = ''
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with open(unfollowedFilename, "r") as f:
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lines = f.readlines()
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for line in lines:
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if handleToFollow not in line:
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newLines += line
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with open(unfollowedFilename, 'w+') as f:
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f.write(newLines)
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if not os.path.isdir(baseDir + '/accounts'):
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os.mkdir(baseDir + '/accounts')
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handleToFollow = followNickname + '@' + followDomain
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filename = baseDir + '/accounts/' + handle + '/' + followFile
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if os.path.isfile(filename):
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if handleToFollow in open(filename).read():
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if debug:
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print('DEBUG: follow already exists')
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return True
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# prepend to follow file
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try:
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with open(filename, 'r+') as f:
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content = f.read()
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f.seek(0, 0)
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f.write(handleToFollow + '\n' + content)
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print('DEBUG: follow added')
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except Exception as e:
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print('WARN: Failed to write entry to follow file ' +
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filename + ' ' + str(e))
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else:
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# first follow
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if debug:
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print('DEBUG: ' + handle +
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' creating new following file to follow ' + handleToFollow +
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', filename is ' + filename)
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with open(filename, 'w+') as f:
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f.write(handleToFollow + '\n')
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# Default to adding new follows to the calendar.
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# Possibly this could be made optional
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if followFile.endswith('following.txt'):
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# if following a person add them to the list of
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# calendar follows
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print('DEBUG: adding ' +
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followNickname + '@' + followDomain + ' to calendar of ' +
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nickname + '@' + domain)
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addPersonToCalendar(baseDir, nickname, domain,
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followNickname, followDomain)
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return True
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def votesOnNewswireItem(status: []) -> int:
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"""Returns the number of votes on a newswire item
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"""
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totalVotes = 0
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for line in status:
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if 'vote:' in line:
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totalVotes += 1
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return totalVotes
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def locateNewsVotes(baseDir: str, domain: str,
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postUrl: str) -> str:
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"""Returns the votes filename for a news post
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within the news user account
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"""
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postUrl = \
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postUrl.strip().replace('\n', '').replace('\r', '')
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# if this post in the shared inbox?
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postUrl = removeIdEnding(postUrl.strip()).replace('/', '#')
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if postUrl.endswith('.json'):
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postUrl = postUrl + '.votes'
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else:
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postUrl = postUrl + '.json.votes'
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accountDir = baseDir + '/accounts/news@' + domain + '/'
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postFilename = accountDir + 'outbox/' + postUrl
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if os.path.isfile(postFilename):
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return postFilename
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return None
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|
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|
def locateNewsArrival(baseDir: str, domain: str,
|
|
postUrl: str) -> str:
|
|
"""Returns the arrival time for a news post
|
|
within the news user account
|
|
"""
|
|
postUrl = \
|
|
postUrl.strip().replace('\n', '').replace('\r', '')
|
|
|
|
# if this post in the shared inbox?
|
|
postUrl = removeIdEnding(postUrl.strip()).replace('/', '#')
|
|
|
|
if postUrl.endswith('.json'):
|
|
postUrl = postUrl + '.arrival'
|
|
else:
|
|
postUrl = postUrl + '.json.arrival'
|
|
|
|
accountDir = baseDir + '/accounts/news@' + domain + '/'
|
|
postFilename = accountDir + 'outbox/' + postUrl
|
|
print('Arrival: ' + str(postFilename))
|
|
if os.path.isfile(postFilename):
|
|
with open(postFilename, 'r') as arrivalFile:
|
|
arrival = arrivalFile.read()
|
|
print('Arrival: content ' + str(arrival))
|
|
if arrival:
|
|
arrivalDate = \
|
|
datetime.strptime(arrival, "%Y-%m-%dT%H:%M:%SZ")
|
|
return arrivalDate
|
|
|
|
return None
|
|
|
|
|
|
def locatePost(baseDir: str, nickname: str, domain: str,
|
|
postUrl: str, replies=False) -> str:
|
|
"""Returns the filename for the given status post url
|
|
"""
|
|
if not replies:
|
|
extension = 'json'
|
|
else:
|
|
extension = 'replies'
|
|
|
|
# if this post in the shared inbox?
|
|
postUrl = removeIdEnding(postUrl.strip()).replace('/', '#')
|
|
|
|
# add the extension
|
|
postUrl = postUrl + '.' + extension
|
|
|
|
# search boxes
|
|
boxes = ('inbox', 'outbox', 'tlblogs', 'tlevents')
|
|
accountDir = baseDir + '/accounts/' + nickname + '@' + domain + '/'
|
|
for boxName in boxes:
|
|
postFilename = accountDir + boxName + '/' + postUrl
|
|
if os.path.isfile(postFilename):
|
|
return postFilename
|
|
|
|
# check news posts
|
|
accountDir = baseDir + '/accounts/news' + '@' + domain + '/'
|
|
postFilename = accountDir + 'outbox/' + postUrl
|
|
if os.path.isfile(postFilename):
|
|
return postFilename
|
|
|
|
# is it in the announce cache?
|
|
postFilename = baseDir + '/cache/announce/' + nickname + '/' + postUrl
|
|
if os.path.isfile(postFilename):
|
|
return postFilename
|
|
|
|
# print('WARN: unable to locate ' + nickname + ' ' + postUrl)
|
|
return None
|
|
|
|
|
|
def removeAttachment(baseDir: str, httpPrefix: str, domain: str, postJson: {}):
|
|
if not postJson.get('attachment'):
|
|
return
|
|
if not postJson['attachment'][0].get('url'):
|
|
return
|
|
# if port:
|
|
# if port != 80 and port != 443:
|
|
# if ':' not in domain:
|
|
# domain = domain + ':' + str(port)
|
|
attachmentUrl = postJson['attachment'][0]['url']
|
|
if not attachmentUrl:
|
|
return
|
|
mediaFilename = baseDir + '/' + \
|
|
attachmentUrl.replace(httpPrefix + '://' + domain + '/', '')
|
|
if os.path.isfile(mediaFilename):
|
|
os.remove(mediaFilename)
|
|
etagFilename = mediaFilename + '.etag'
|
|
if os.path.isfile(etagFilename):
|
|
os.remove(etagFilename)
|
|
postJson['attachment'] = []
|
|
|
|
|
|
def removeModerationPostFromIndex(baseDir: str, postUrl: str,
|
|
debug: bool) -> None:
|
|
"""Removes a url from the moderation index
|
|
"""
|
|
moderationIndexFile = baseDir + '/accounts/moderation.txt'
|
|
if not os.path.isfile(moderationIndexFile):
|
|
return
|
|
postId = removeIdEnding(postUrl)
|
|
if postId in open(moderationIndexFile).read():
|
|
with open(moderationIndexFile, "r") as f:
|
|
lines = f.readlines()
|
|
with open(moderationIndexFile, "w+") as f:
|
|
for line in lines:
|
|
if line.strip("\n").strip("\r") != postId:
|
|
f.write(line)
|
|
else:
|
|
if debug:
|
|
print('DEBUG: removed ' + postId +
|
|
' from moderation index')
|
|
|
|
|
|
def isReplyToBlogPost(baseDir: str, nickname: str, domain: str,
|
|
postJsonObject: str):
|
|
"""Is the given post a reply to a blog post?
|
|
"""
|
|
if not postJsonObject.get('object'):
|
|
return False
|
|
if not isinstance(postJsonObject['object'], dict):
|
|
return False
|
|
if not postJsonObject['object'].get('inReplyTo'):
|
|
return False
|
|
if not isinstance(postJsonObject['object']['inReplyTo'], str):
|
|
return False
|
|
blogsIndexFilename = baseDir + '/accounts/' + \
|
|
nickname + '@' + domain + '/tlblogs.index'
|
|
if not os.path.isfile(blogsIndexFilename):
|
|
return False
|
|
postId = removeIdEnding(postJsonObject['object']['inReplyTo'])
|
|
postId = postId.replace('/', '#')
|
|
if postId in open(blogsIndexFilename).read():
|
|
return True
|
|
return False
|
|
|
|
|
|
def deletePost(baseDir: str, httpPrefix: str,
|
|
nickname: str, domain: str, postFilename: str,
|
|
debug: bool, recentPostsCache: {}) -> None:
|
|
"""Recursively deletes a post and its replies and attachments
|
|
"""
|
|
postJsonObject = loadJson(postFilename, 1)
|
|
if postJsonObject:
|
|
# don't allow deletion of bookmarked posts
|
|
bookmarksIndexFilename = \
|
|
baseDir + '/accounts/' + nickname + '@' + domain + \
|
|
'/bookmarks.index'
|
|
if os.path.isfile(bookmarksIndexFilename):
|
|
bookmarkIndex = postFilename.split('/')[-1] + '\n'
|
|
if bookmarkIndex in open(bookmarksIndexFilename).read():
|
|
return
|
|
|
|
# don't remove replies to blog posts
|
|
if isReplyToBlogPost(baseDir, nickname, domain,
|
|
postJsonObject):
|
|
return
|
|
|
|
# remove from recent posts cache in memory
|
|
if recentPostsCache:
|
|
postId = \
|
|
removeIdEnding(postJsonObject['id']).replace('/', '#')
|
|
if recentPostsCache.get('index'):
|
|
if postId in recentPostsCache['index']:
|
|
recentPostsCache['index'].remove(postId)
|
|
if recentPostsCache['json'].get(postId):
|
|
del recentPostsCache['json'][postId]
|
|
|
|
# remove any attachment
|
|
removeAttachment(baseDir, httpPrefix, domain, postJsonObject)
|
|
|
|
# remove any mute file
|
|
muteFilename = postFilename + '.muted'
|
|
if os.path.isfile(muteFilename):
|
|
os.remove(muteFilename)
|
|
|
|
# remove any votes file
|
|
votesFilename = postFilename + '.votes'
|
|
if os.path.isfile(votesFilename):
|
|
os.remove(votesFilename)
|
|
|
|
# remove cached html version of the post
|
|
cachedPostFilename = \
|
|
getCachedPostFilename(baseDir, nickname, domain, postJsonObject)
|
|
if cachedPostFilename:
|
|
if os.path.isfile(cachedPostFilename):
|
|
os.remove(cachedPostFilename)
|
|
# removePostFromCache(postJsonObject,recentPostsCache)
|
|
|
|
hasObject = False
|
|
if postJsonObject.get('object'):
|
|
hasObject = True
|
|
|
|
# remove from moderation index file
|
|
if hasObject:
|
|
if isinstance(postJsonObject['object'], dict):
|
|
if postJsonObject['object'].get('moderationStatus'):
|
|
if postJsonObject.get('id'):
|
|
postId = removeIdEnding(postJsonObject['id'])
|
|
removeModerationPostFromIndex(baseDir, postId, debug)
|
|
|
|
# remove any hashtags index entries
|
|
removeHashtagIndex = False
|
|
if hasObject:
|
|
if hasObject and isinstance(postJsonObject['object'], dict):
|
|
if postJsonObject['object'].get('content'):
|
|
if '#' in postJsonObject['object']['content']:
|
|
removeHashtagIndex = True
|
|
if removeHashtagIndex:
|
|
if postJsonObject['object'].get('id') and \
|
|
postJsonObject['object'].get('tag'):
|
|
# get the id of the post
|
|
postId = removeIdEnding(postJsonObject['object']['id'])
|
|
for tag in postJsonObject['object']['tag']:
|
|
if tag['type'] != 'Hashtag':
|
|
continue
|
|
if not tag.get('name'):
|
|
continue
|
|
# find the index file for this tag
|
|
tagIndexFilename = \
|
|
baseDir + '/tags/' + tag['name'][1:] + '.txt'
|
|
if not os.path.isfile(tagIndexFilename):
|
|
continue
|
|
# remove postId from the tag index file
|
|
lines = None
|
|
with open(tagIndexFilename, "r") as f:
|
|
lines = f.readlines()
|
|
if lines:
|
|
newlines = ''
|
|
for fileLine in lines:
|
|
if postId in fileLine:
|
|
continue
|
|
newlines += fileLine
|
|
if not newlines.strip():
|
|
# if there are no lines then remove the
|
|
# hashtag file
|
|
os.remove(tagIndexFilename)
|
|
else:
|
|
with open(tagIndexFilename, "w+") as f:
|
|
f.write(newlines)
|
|
|
|
# remove any replies
|
|
repliesFilename = postFilename.replace('.json', '.replies')
|
|
if os.path.isfile(repliesFilename):
|
|
if debug:
|
|
print('DEBUG: removing replies to ' + postFilename)
|
|
with open(repliesFilename, 'r') as f:
|
|
for replyId in f:
|
|
replyFile = locatePost(baseDir, nickname, domain, replyId)
|
|
if replyFile:
|
|
if os.path.isfile(replyFile):
|
|
deletePost(baseDir, httpPrefix,
|
|
nickname, domain, replyFile, debug,
|
|
recentPostsCache)
|
|
# remove the replies file
|
|
os.remove(repliesFilename)
|
|
# finally, remove the post itself
|
|
os.remove(postFilename)
|
|
|
|
|
|
def validNickname(domain: str, nickname: str) -> bool:
|
|
forbiddenChars = ('.', ' ', '/', '?', ':', ';', '@', '#')
|
|
for c in forbiddenChars:
|
|
if c in nickname:
|
|
return False
|
|
if nickname == domain:
|
|
return False
|
|
reservedNames = ('inbox', 'dm', 'outbox', 'following',
|
|
'public', 'followers',
|
|
'channel', 'calendar',
|
|
'tlreplies', 'tlmedia', 'tlblogs',
|
|
'tlevents', 'tlblogs',
|
|
'moderation', 'activity', 'undo',
|
|
'reply', 'replies', 'question', 'like',
|
|
'likes', 'users', 'statuses',
|
|
'accounts', 'channels', 'profile',
|
|
'updates', 'repeat', 'announce',
|
|
'shares', 'fonts', 'icons', 'avatars')
|
|
if nickname in reservedNames:
|
|
return False
|
|
return True
|
|
|
|
|
|
def noOfAccounts(baseDir: str) -> bool:
|
|
"""Returns the number of accounts on the system
|
|
"""
|
|
accountCtr = 0
|
|
for subdir, dirs, files in os.walk(baseDir + '/accounts'):
|
|
for account in dirs:
|
|
if '@' in account:
|
|
if not account.startswith('inbox@'):
|
|
accountCtr += 1
|
|
return accountCtr
|
|
|
|
|
|
def noOfActiveAccountsMonthly(baseDir: str, months: int) -> bool:
|
|
"""Returns the number of accounts on the system this month
|
|
"""
|
|
accountCtr = 0
|
|
currTime = int(time.time())
|
|
monthSeconds = int(60*60*24*30*months)
|
|
for subdir, dirs, files in os.walk(baseDir + '/accounts'):
|
|
for account in dirs:
|
|
if '@' in account:
|
|
if not account.startswith('inbox@'):
|
|
lastUsedFilename = \
|
|
baseDir + '/accounts/' + account + '/.lastUsed'
|
|
if os.path.isfile(lastUsedFilename):
|
|
with open(lastUsedFilename, 'r') as lastUsedFile:
|
|
lastUsed = lastUsedFile.read()
|
|
if lastUsed.isdigit():
|
|
timeDiff = (currTime - int(lastUsed))
|
|
if timeDiff < monthSeconds:
|
|
accountCtr += 1
|
|
return accountCtr
|
|
|
|
|
|
def isPublicPostFromUrl(baseDir: str, nickname: str, domain: str,
|
|
postUrl: str) -> bool:
|
|
"""Returns whether the given url is a public post
|
|
"""
|
|
postFilename = locatePost(baseDir, nickname, domain, postUrl)
|
|
if not postFilename:
|
|
return False
|
|
postJsonObject = loadJson(postFilename, 1)
|
|
if not postJsonObject:
|
|
return False
|
|
return isPublicPost(postJsonObject)
|
|
|
|
|
|
def isPublicPost(postJsonObject: {}) -> bool:
|
|
"""Returns true if the given post is public
|
|
"""
|
|
if not postJsonObject.get('type'):
|
|
return False
|
|
if postJsonObject['type'] != 'Create':
|
|
return False
|
|
if not postJsonObject.get('object'):
|
|
return False
|
|
if not isinstance(postJsonObject['object'], dict):
|
|
return False
|
|
if not postJsonObject['object'].get('to'):
|
|
return False
|
|
for recipient in postJsonObject['object']['to']:
|
|
if recipient.endswith('#Public'):
|
|
return True
|
|
return False
|
|
|
|
|
|
def copytree(src: str, dst: str, symlinks=False, ignore=None):
|
|
"""Copy a directory
|
|
"""
|
|
for item in os.listdir(src):
|
|
s = os.path.join(src, item)
|
|
d = os.path.join(dst, item)
|
|
if os.path.isdir(s):
|
|
shutil.copytree(s, d, symlinks, ignore)
|
|
else:
|
|
shutil.copy2(s, d)
|
|
|
|
|
|
def getCachedPostDirectory(baseDir: str, nickname: str, domain: str) -> str:
|
|
"""Returns the directory where the html post cache exists
|
|
"""
|
|
htmlPostCacheDir = baseDir + '/accounts/' + \
|
|
nickname + '@' + domain + '/postcache'
|
|
return htmlPostCacheDir
|
|
|
|
|
|
def getCachedPostFilename(baseDir: str, nickname: str, domain: str,
|
|
postJsonObject: {}) -> str:
|
|
"""Returns the html cache filename for the given post
|
|
"""
|
|
cachedPostDir = getCachedPostDirectory(baseDir, nickname, domain)
|
|
if not os.path.isdir(cachedPostDir):
|
|
# print('ERROR: invalid html cache directory '+cachedPostDir)
|
|
return None
|
|
if '@' not in cachedPostDir:
|
|
# print('ERROR: invalid html cache directory '+cachedPostDir)
|
|
return None
|
|
cachedPostId = removeIdEnding(postJsonObject['id'])
|
|
cachedPostFilename = cachedPostDir + '/' + cachedPostId.replace('/', '#')
|
|
return cachedPostFilename + '.html'
|
|
|
|
|
|
def removePostFromCache(postJsonObject: {}, recentPostsCache: {}):
|
|
""" if the post exists in the recent posts cache then remove it
|
|
"""
|
|
if not postJsonObject.get('id'):
|
|
return
|
|
|
|
if not recentPostsCache.get('index'):
|
|
return
|
|
|
|
postId = postJsonObject['id']
|
|
if '#' in postId:
|
|
postId = postId.split('#', 1)[0]
|
|
postId = removeIdEnding(postId).replace('/', '#')
|
|
if postId not in recentPostsCache['index']:
|
|
return
|
|
|
|
if recentPostsCache['json'].get(postId):
|
|
del recentPostsCache['json'][postId]
|
|
if recentPostsCache['html'].get(postId):
|
|
del recentPostsCache['html'][postId]
|
|
recentPostsCache['index'].remove(postId)
|
|
|
|
|
|
def updateRecentPostsCache(recentPostsCache: {}, maxRecentPosts: int,
|
|
postJsonObject: {}, htmlStr: str) -> None:
|
|
"""Store recent posts in memory so that they can be quickly recalled
|
|
"""
|
|
if not postJsonObject.get('id'):
|
|
return
|
|
postId = postJsonObject['id']
|
|
if '#' in postId:
|
|
postId = postId.split('#', 1)[0]
|
|
postId = removeIdEnding(postId).replace('/', '#')
|
|
if recentPostsCache.get('index'):
|
|
if postId in recentPostsCache['index']:
|
|
return
|
|
recentPostsCache['index'].append(postId)
|
|
postJsonObject['muted'] = False
|
|
recentPostsCache['json'][postId] = json.dumps(postJsonObject)
|
|
recentPostsCache['html'][postId] = htmlStr
|
|
|
|
while len(recentPostsCache['html'].items()) > maxRecentPosts:
|
|
postId = recentPostsCache['index'][0]
|
|
recentPostsCache['index'].pop(0)
|
|
del recentPostsCache['json'][postId]
|
|
del recentPostsCache['html'][postId]
|
|
else:
|
|
recentPostsCache['index'] = [postId]
|
|
recentPostsCache['json'] = {}
|
|
recentPostsCache['html'] = {}
|
|
recentPostsCache['json'][postId] = json.dumps(postJsonObject)
|
|
recentPostsCache['html'][postId] = htmlStr
|
|
|
|
|
|
def fileLastModified(filename: str) -> str:
|
|
"""Returns the date when a file was last modified
|
|
"""
|
|
t = os.path.getmtime(filename)
|
|
modifiedTime = datetime.datetime.fromtimestamp(t)
|
|
return modifiedTime.strftime("%Y-%m-%dT%H:%M:%SZ")
|
|
|
|
|
|
def daysInMonth(year: int, monthNumber: int) -> int:
|
|
"""Returns the number of days in the month
|
|
"""
|
|
if monthNumber < 1 or monthNumber > 12:
|
|
return None
|
|
daysRange = monthrange(year, monthNumber)
|
|
return daysRange[1]
|
|
|
|
|
|
def mergeDicts(dict1: {}, dict2: {}) -> {}:
|
|
"""Merges two dictionaries
|
|
"""
|
|
res = {**dict1, **dict2}
|
|
return res
|
|
|
|
|
|
def isEventPost(messageJson: {}) -> bool:
|
|
"""Is the given post a mobilizon-type event activity?
|
|
See https://framagit.org/framasoft/mobilizon/-/blob/
|
|
master/lib/federation/activity_stream/converter/event.ex
|
|
"""
|
|
if not messageJson.get('id'):
|
|
return False
|
|
if not messageJson.get('actor'):
|
|
return False
|
|
if not messageJson.get('object'):
|
|
return False
|
|
if not isinstance(messageJson['object'], dict):
|
|
return False
|
|
if not messageJson['object'].get('type'):
|
|
return False
|
|
if messageJson['object']['type'] != 'Event':
|
|
return False
|
|
print('Event arriving')
|
|
if not messageJson['object'].get('startTime'):
|
|
print('No event start time')
|
|
return False
|
|
if not messageJson['object'].get('actor'):
|
|
print('No event actor')
|
|
return False
|
|
if not messageJson['object'].get('content'):
|
|
print('No event content')
|
|
return False
|
|
if not messageJson['object'].get('name'):
|
|
print('No event name')
|
|
return False
|
|
if not messageJson['object'].get('uuid'):
|
|
print('No event UUID')
|
|
return False
|
|
print('Event detected')
|
|
return True
|
|
|
|
|
|
def isBlogPost(postJsonObject: {}) -> bool:
|
|
"""Is the given post a blog post?
|
|
"""
|
|
if postJsonObject['type'] != 'Create':
|
|
return False
|
|
if not postJsonObject.get('object'):
|
|
return False
|
|
if not isinstance(postJsonObject['object'], dict):
|
|
return False
|
|
if not postJsonObject['object'].get('type'):
|
|
return False
|
|
if not postJsonObject['object'].get('content'):
|
|
return False
|
|
if postJsonObject['object']['type'] != 'Article':
|
|
return False
|
|
return True
|
|
|
|
|
|
def isNewsPost(postJsonObject: {}) -> bool:
|
|
"""Is the given post a blog post?
|
|
"""
|
|
return postJsonObject.get('news')
|
|
|
|
|
|
def searchBoxPosts(baseDir: str, nickname: str, domain: str,
|
|
searchStr: str, maxResults: int,
|
|
boxName='outbox') -> []:
|
|
"""Search your posts and return a list of the filenames
|
|
containing matching strings
|
|
"""
|
|
path = baseDir + '/accounts/' + nickname + '@' + domain + '/' + boxName
|
|
if not os.path.isdir(path):
|
|
return []
|
|
searchStr = searchStr.lower().strip()
|
|
|
|
if '+' in searchStr:
|
|
searchWords = searchStr.split('+')
|
|
for index in range(len(searchWords)):
|
|
searchWords[index] = searchWords[index].strip()
|
|
print('SEARCH: ' + str(searchWords))
|
|
else:
|
|
searchWords = [searchStr]
|
|
|
|
res = []
|
|
for root, dirs, fnames in os.walk(path):
|
|
for fname in fnames:
|
|
filePath = os.path.join(root, fname)
|
|
with open(filePath, 'r') as postFile:
|
|
data = postFile.read().lower()
|
|
|
|
notFound = False
|
|
for keyword in searchWords:
|
|
if keyword not in data:
|
|
notFound = True
|
|
break
|
|
if notFound:
|
|
continue
|
|
|
|
res.append(filePath)
|
|
if len(res) >= maxResults:
|
|
return res
|
|
return res
|
|
|
|
|
|
def getFileCaseInsensitive(path: str) -> str:
|
|
"""Returns a case specific filename given a case insensitive version of it
|
|
"""
|
|
if os.path.isfile(path):
|
|
return path
|
|
if path != path.lower():
|
|
if os.path.isfile(path.lower()):
|
|
return path.lower()
|
|
# directory, filename = os.path.split(path)
|
|
# directory, filename = (directory or '.'), filename.lower()
|
|
# for f in os.listdir(directory):
|
|
# if f.lower() == filename:
|
|
# newpath = os.path.join(directory, f)
|
|
# if os.path.isfile(newpath):
|
|
# return newpath
|
|
return None
|
|
|
|
|
|
def undoLikesCollectionEntry(recentPostsCache: {},
|
|
baseDir: str, postFilename: str, objectUrl: str,
|
|
actor: str, domain: str, debug: bool) -> None:
|
|
"""Undoes a like for a particular actor
|
|
"""
|
|
postJsonObject = loadJson(postFilename)
|
|
if postJsonObject:
|
|
# remove any cached version of this post so that the
|
|
# like icon is changed
|
|
nickname = getNicknameFromActor(actor)
|
|
cachedPostFilename = getCachedPostFilename(baseDir, nickname,
|
|
domain, postJsonObject)
|
|
if cachedPostFilename:
|
|
if os.path.isfile(cachedPostFilename):
|
|
os.remove(cachedPostFilename)
|
|
removePostFromCache(postJsonObject, recentPostsCache)
|
|
|
|
if not postJsonObject.get('type'):
|
|
return
|
|
if postJsonObject['type'] != 'Create':
|
|
return
|
|
if not postJsonObject.get('object'):
|
|
if debug:
|
|
pprint(postJsonObject)
|
|
print('DEBUG: post '+objectUrl+' has no object')
|
|
return
|
|
if not isinstance(postJsonObject['object'], dict):
|
|
return
|
|
if not postJsonObject['object'].get('likes'):
|
|
return
|
|
if not isinstance(postJsonObject['object']['likes'], dict):
|
|
return
|
|
if not postJsonObject['object']['likes'].get('items'):
|
|
return
|
|
totalItems = 0
|
|
if postJsonObject['object']['likes'].get('totalItems'):
|
|
totalItems = postJsonObject['object']['likes']['totalItems']
|
|
itemFound = False
|
|
for likeItem in postJsonObject['object']['likes']['items']:
|
|
if likeItem.get('actor'):
|
|
if likeItem['actor'] == actor:
|
|
if debug:
|
|
print('DEBUG: like was removed for ' + actor)
|
|
postJsonObject['object']['likes']['items'].remove(likeItem)
|
|
itemFound = True
|
|
break
|
|
if itemFound:
|
|
if totalItems == 1:
|
|
if debug:
|
|
print('DEBUG: likes was removed from post')
|
|
del postJsonObject['object']['likes']
|
|
else:
|
|
itlen = len(postJsonObject['object']['likes']['items'])
|
|
postJsonObject['object']['likes']['totalItems'] = itlen
|
|
|
|
saveJson(postJsonObject, postFilename)
|
|
|
|
|
|
def updateLikesCollection(recentPostsCache: {},
|
|
baseDir: str, postFilename: str,
|
|
objectUrl: str,
|
|
actor: str, domain: str, debug: bool) -> None:
|
|
"""Updates the likes collection within a post
|
|
"""
|
|
postJsonObject = loadJson(postFilename)
|
|
if not postJsonObject:
|
|
return
|
|
# remove any cached version of this post so that the
|
|
# like icon is changed
|
|
nickname = getNicknameFromActor(actor)
|
|
cachedPostFilename = getCachedPostFilename(baseDir, nickname,
|
|
domain, postJsonObject)
|
|
if cachedPostFilename:
|
|
if os.path.isfile(cachedPostFilename):
|
|
os.remove(cachedPostFilename)
|
|
removePostFromCache(postJsonObject, recentPostsCache)
|
|
|
|
if not postJsonObject.get('object'):
|
|
if debug:
|
|
pprint(postJsonObject)
|
|
print('DEBUG: post ' + objectUrl + ' has no object')
|
|
return
|
|
if not isinstance(postJsonObject['object'], dict):
|
|
return
|
|
if not objectUrl.endswith('/likes'):
|
|
objectUrl = objectUrl + '/likes'
|
|
if not postJsonObject['object'].get('likes'):
|
|
if debug:
|
|
print('DEBUG: Adding initial like to ' + objectUrl)
|
|
likesJson = {
|
|
"@context": "https://www.w3.org/ns/activitystreams",
|
|
'id': objectUrl,
|
|
'type': 'Collection',
|
|
"totalItems": 1,
|
|
'items': [{
|
|
'type': 'Like',
|
|
'actor': actor
|
|
}]
|
|
}
|
|
postJsonObject['object']['likes'] = likesJson
|
|
else:
|
|
if not postJsonObject['object']['likes'].get('items'):
|
|
postJsonObject['object']['likes']['items'] = []
|
|
for likeItem in postJsonObject['object']['likes']['items']:
|
|
if likeItem.get('actor'):
|
|
if likeItem['actor'] == actor:
|
|
return
|
|
newLike = {
|
|
'type': 'Like',
|
|
'actor': actor
|
|
}
|
|
postJsonObject['object']['likes']['items'].append(newLike)
|
|
itlen = len(postJsonObject['object']['likes']['items'])
|
|
postJsonObject['object']['likes']['totalItems'] = itlen
|
|
|
|
if debug:
|
|
print('DEBUG: saving post with likes added')
|
|
pprint(postJsonObject)
|
|
saveJson(postJsonObject, postFilename)
|
|
|
|
|
|
def undoAnnounceCollectionEntry(recentPostsCache: {},
|
|
baseDir: str, postFilename: str,
|
|
actor: str, domain: str, debug: bool) -> None:
|
|
"""Undoes an announce for a particular actor by removing it from
|
|
the "shares" collection within a post. Note that the "shares"
|
|
collection has no relation to shared items in shares.py. It's
|
|
shares of posts, not shares of physical objects.
|
|
"""
|
|
postJsonObject = loadJson(postFilename)
|
|
if postJsonObject:
|
|
# remove any cached version of this announce so that the announce
|
|
# icon is changed
|
|
nickname = getNicknameFromActor(actor)
|
|
cachedPostFilename = getCachedPostFilename(baseDir, nickname, domain,
|
|
postJsonObject)
|
|
if cachedPostFilename:
|
|
if os.path.isfile(cachedPostFilename):
|
|
os.remove(cachedPostFilename)
|
|
removePostFromCache(postJsonObject, recentPostsCache)
|
|
|
|
if not postJsonObject.get('type'):
|
|
return
|
|
if postJsonObject['type'] != 'Create':
|
|
return
|
|
if not postJsonObject.get('object'):
|
|
if debug:
|
|
pprint(postJsonObject)
|
|
print('DEBUG: post has no object')
|
|
return
|
|
if not isinstance(postJsonObject['object'], dict):
|
|
return
|
|
if not postJsonObject['object'].get('shares'):
|
|
return
|
|
if not postJsonObject['object']['shares'].get('items'):
|
|
return
|
|
totalItems = 0
|
|
if postJsonObject['object']['shares'].get('totalItems'):
|
|
totalItems = postJsonObject['object']['shares']['totalItems']
|
|
itemFound = False
|
|
for announceItem in postJsonObject['object']['shares']['items']:
|
|
if announceItem.get('actor'):
|
|
if announceItem['actor'] == actor:
|
|
if debug:
|
|
print('DEBUG: Announce was removed for ' + actor)
|
|
anIt = announceItem
|
|
postJsonObject['object']['shares']['items'].remove(anIt)
|
|
itemFound = True
|
|
break
|
|
if itemFound:
|
|
if totalItems == 1:
|
|
if debug:
|
|
print('DEBUG: shares (announcements) ' +
|
|
'was removed from post')
|
|
del postJsonObject['object']['shares']
|
|
else:
|
|
itlen = len(postJsonObject['object']['shares']['items'])
|
|
postJsonObject['object']['shares']['totalItems'] = itlen
|
|
|
|
saveJson(postJsonObject, postFilename)
|
|
|
|
|
|
def updateAnnounceCollection(recentPostsCache: {},
|
|
baseDir: str, postFilename: str,
|
|
actor: str, domain: str, debug: bool) -> None:
|
|
"""Updates the announcements collection within a post
|
|
Confusingly this is known as "shares", but isn't the
|
|
same as shared items within shares.py
|
|
It's shares of posts, not shares of physical objects.
|
|
"""
|
|
postJsonObject = loadJson(postFilename)
|
|
if postJsonObject:
|
|
# remove any cached version of this announce so that the announce
|
|
# icon is changed
|
|
nickname = getNicknameFromActor(actor)
|
|
cachedPostFilename = getCachedPostFilename(baseDir, nickname, domain,
|
|
postJsonObject)
|
|
if cachedPostFilename:
|
|
if os.path.isfile(cachedPostFilename):
|
|
os.remove(cachedPostFilename)
|
|
removePostFromCache(postJsonObject, recentPostsCache)
|
|
|
|
if not postJsonObject.get('object'):
|
|
if debug:
|
|
pprint(postJsonObject)
|
|
print('DEBUG: post ' + postFilename + ' has no object')
|
|
return
|
|
if not isinstance(postJsonObject['object'], dict):
|
|
return
|
|
postUrl = removeIdEnding(postJsonObject['id']) + '/shares'
|
|
if not postJsonObject['object'].get('shares'):
|
|
if debug:
|
|
print('DEBUG: Adding initial shares (announcements) to ' +
|
|
postUrl)
|
|
announcementsJson = {
|
|
"@context": "https://www.w3.org/ns/activitystreams",
|
|
'id': postUrl,
|
|
'type': 'Collection',
|
|
"totalItems": 1,
|
|
'items': [{
|
|
'type': 'Announce',
|
|
'actor': actor
|
|
}]
|
|
}
|
|
postJsonObject['object']['shares'] = announcementsJson
|
|
else:
|
|
if postJsonObject['object']['shares'].get('items'):
|
|
sharesItems = postJsonObject['object']['shares']['items']
|
|
for announceItem in sharesItems:
|
|
if announceItem.get('actor'):
|
|
if announceItem['actor'] == actor:
|
|
return
|
|
newAnnounce = {
|
|
'type': 'Announce',
|
|
'actor': actor
|
|
}
|
|
postJsonObject['object']['shares']['items'].append(newAnnounce)
|
|
itlen = len(postJsonObject['object']['shares']['items'])
|
|
postJsonObject['object']['shares']['totalItems'] = itlen
|
|
else:
|
|
if debug:
|
|
print('DEBUG: shares (announcements) section of post ' +
|
|
'has no items list')
|
|
|
|
if debug:
|
|
print('DEBUG: saving post with shares (announcements) added')
|
|
pprint(postJsonObject)
|
|
saveJson(postJsonObject, postFilename)
|
|
|
|
|
|
def siteIsActive(url: str) -> bool:
|
|
"""Returns true if the current url is resolvable.
|
|
This can be used to check that an instance is online before
|
|
trying to send posts to it.
|
|
"""
|
|
if not url.startswith('http'):
|
|
return False
|
|
try:
|
|
req = urllib.request.Request(url)
|
|
urllib.request.urlopen(req, timeout=10) # nosec
|
|
return True
|
|
except SocketError as e:
|
|
if e.errno == errno.ECONNRESET:
|
|
print('WARN: connection was reset during siteIsActive')
|
|
return False
|