epicyon/content.py

80 lines
3.7 KiB
Python

__filename__ = "content.py"
__author__ = "Bob Mottram"
__license__ = "AGPL3+"
__version__ = "0.0.1"
__maintainer__ = "Bob Mottram"
__email__ = "bob@freedombone.net"
__status__ = "Production"
import os
import commentjson
def addMentions(baseDir: str,httpPrefix: str, \
nickname: str,domain: str,content: str, \
recipients: []) -> str:
""" Replaces plaintext mentions such as @nick@domain into html
by matching against known following accounts
"""
if content.startswith('<p>'):
return content
wordsOnly=content.replace(',',' ').replace(';',' ').replace('.',' ').replace(':',' ')
words=wordsOnly.split(' ')
replaceMentions={}
if ':' in domain:
domain=domain.split(':')[0]
followingFilename=baseDir+'/accounts/'+nickname+'@'+domain+'/following.txt'
if not os.path.isfile(followingFilename):
content=content.replace('\n','</p><p>')
content='<p>'+content+'</p>'
return content.replace('<p></p>','')
with open(followingFilename, "r") as f:
following = f.readlines()
for wordStr in words:
if wordStr.startswith('@'):
if len(wordStr)>1:
possibleHandle=wordStr[1:]
if '@' in possibleHandle:
possibleNickname=possibleHandle.split('@')[0]
possibleDomain=possibleHandle.split('@')[1]
replaceFound=False
for follow in following:
if follow.replace('\n','')==possibleHandle:
recipientActor=httpPrefix+"://"+possibleDomain+"/users/"+possibleNickname
if recipientActor not in recipients:
recipients.append(recipientActor)
replaceMentions[wordStr]="<span class=\"h-card\"><a href=\""+httpPrefix+"://"+possibleDomain+"/@"+possibleNickname+"\" class=\"u-url mention\">@<span>"+possibleNickname+"</span></a></span>"
replaceFound=True
break
if not replaceFound:
# fall back to a best effort match if an exact one is not found
for follow in following:
if follow.startswith(possibleNickname+'@'):
replaceDomain=follow.replace('\n','').split('@')[1]
recipientActor=httpPrefix+"://"+replaceDomain+"/users/"+possibleNickname
if recipientActor not in recipients:
recipients.append(recipientActor)
replaceMentions[wordStr]="<span class=\"h-card\"><a href=\""+httpPrefix+"://"+replaceDomain+"/@"+possibleNickname+"\" class=\"u-url mention\">@<span>"+possibleNickname+"</span></a></span>"
replaceFound=True
break
# do the mention replacements
for wordStr,replaceStr in replaceMentions.items():
content=content.replace(wordStr,replaceStr)
content=content.replace('\n','</p><p>')
return '<p>'+content+'</p>'
def getMentionsFromHtml(htmlText: str,matchStr="<span class=\"h-card\"><a href=\"") -> []:
"""Extracts mentioned actors from the given html content string
"""
mentions=[]
if matchStr not in htmlText:
return mentions
mentionsList=htmlText.split(matchStr)
for mentionStr in mentionsList:
if '"' not in mentionStr:
continue
actorStr=mentionStr.split('"')[0]
if actorStr.startswith('http') or \
actorStr.startswith('dat:'):
mentions.append(actorStr)
return mentions