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Initial support for incoming Microblog posts

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This commit is contained in:
freamon 2024-03-26 22:46:15 +00:00
parent 1b1b126bf9
commit 484d165f47
2 changed files with 45 additions and 6 deletions
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24
app/activitypub/util.py
View file

@ -25,7 +25,7 @@ import pytesseract
from app.utils import get_request, allowlist_html, html_to_markdown, get_setting, ap_datetime, markdown_to_html, \ from app.utils import get_request, allowlist_html, html_to_markdown, get_setting, ap_datetime, markdown_to_html, \
is_image_url, domain_from_url, gibberish, ensure_directory_exists, markdown_to_text, head_request, post_ranking, \ is_image_url, domain_from_url, gibberish, ensure_directory_exists, markdown_to_text, head_request, post_ranking, \
shorten_string, reply_already_exists, reply_is_just_link_to_gif_reaction, confidence, remove_tracking_from_link, \ shorten_string, reply_already_exists, reply_is_just_link_to_gif_reaction, confidence, remove_tracking_from_link, \
blocked_phrases blocked_phrases, microblog_content_to_title
def public_key(): def public_key():
@ -1295,11 +1295,17 @@ def create_post(activity_log: ActivityPubLog, community: Community, request_json
activity_log.exception_message = 'Community is local only, post discarded' activity_log.exception_message = 'Community is local only, post discarded'
activity_log.result = 'ignored' activity_log.result = 'ignored'
return None return None
if 'name' not in request_json['object']: # Microblog posts sometimes get Announced by lemmy. They don't have a title, so we can't use them. if 'name' not in request_json['object']: # Microblog posts
if 'content' in request_json['object'] and request_json['object']['content'] is not None:
name = "[Microblog]"
else:
return None return None
nsfl_in_title = '[NSFL]' in request_json['object']['name'].upper() or '(NSFL)' in request_json['object']['name'].upper() else:
name = request_json['object']['name']
nsfl_in_title = '[NSFL]' in name.upper() or '(NSFL)' in name.upper()
post = Post(user_id=user.id, community_id=community.id, post = Post(user_id=user.id, community_id=community.id,
title=html.unescape(request_json['object']['name']), title=html.unescape(name),
comments_enabled=request_json['object']['commentsEnabled'] if 'commentsEnabled' in request_json['object'] else True, comments_enabled=request_json['object']['commentsEnabled'] if 'commentsEnabled' in request_json['object'] else True,
sticky=request_json['object']['stickied'] if 'stickied' in request_json['object'] else False, sticky=request_json['object']['stickied'] if 'stickied' in request_json['object'] else False,
nsfw=request_json['object']['sensitive'] if 'sensitive' in request_json['object'] else False, nsfw=request_json['object']['sensitive'] if 'sensitive' in request_json['object'] else False,
@ -1321,6 +1327,11 @@ def create_post(activity_log: ActivityPubLog, community: Community, request_json
elif 'content' in request_json['object'] and request_json['object']['content'] is not None: # Kbin elif 'content' in request_json['object'] and request_json['object']['content'] is not None: # Kbin
post.body_html = allowlist_html(request_json['object']['content']) post.body_html = allowlist_html(request_json['object']['content'])
post.body = html_to_markdown(post.body_html) post.body = html_to_markdown(post.body_html)
if name == "[Microblog]":
name += ' ' + microblog_content_to_title(post.body_html)
if '[NSFL]' in name.upper() or '(NSFL)' in name.upper():
post.nsfl = True
post.title = name
# Discard post if it contains certain phrases. Good for stopping spam floods. # Discard post if it contains certain phrases. Good for stopping spam floods.
blocked_phrases_list = blocked_phrases() blocked_phrases_list = blocked_phrases()
for blocked_phrase in blocked_phrases_list: for blocked_phrase in blocked_phrases_list:
@ -1333,7 +1344,10 @@ def create_post(activity_log: ActivityPubLog, community: Community, request_json
if 'attachment' in request_json['object'] and len(request_json['object']['attachment']) > 0 and \ if 'attachment' in request_json['object'] and len(request_json['object']['attachment']) > 0 and \
'type' in request_json['object']['attachment'][0]: 'type' in request_json['object']['attachment'][0]:
if request_json['object']['attachment'][0]['type'] == 'Link': if request_json['object']['attachment'][0]['type'] == 'Link':
post.url = request_json['object']['attachment'][0]['href'] post.url = request_json['object']['attachment'][0]['href'] # Lemmy
if request_json['object']['attachment'][0]['type'] == 'Document':
post.url = request_json['object']['attachment'][0]['url'] # Mastodon
if post.url:
if is_image_url(post.url): if is_image_url(post.url):
post.type = POST_TYPE_IMAGE post.type = POST_TYPE_IMAGE
if 'image' in request_json['object'] and 'url' in request_json['object']['image']: if 'image' in request_json['object'] and 'url' in request_json['object']['image']:

25
app/utils.py
View file

@ -262,6 +262,31 @@ def markdown_to_text(markdown_text) -> str:
return markdown_text.replace("# ", '') return markdown_text.replace("# ", '')
def microblog_content_to_title(html: str) -> str:
soup = BeautifulSoup(html, 'html.parser')
title_found = False
for tag in soup.find_all():
if tag.name == 'p':
if not title_found:
title_found = True
continue
else:
tag = tag.extract()
if title_found:
result = soup.text
if len(result) > 150:
for i in range(149, -1, -1):
if result[i] == ' ':
break;
result = result[:i] + ' ...' if i > 0 else ''
else:
result = ''
return result
def domain_from_url(url: str, create=True) -> Domain: def domain_from_url(url: str, create=True) -> Domain:
parsed_url = urlparse(url.lower().replace('www.', '')) parsed_url = urlparse(url.lower().replace('www.', ''))
if parsed_url and parsed_url.hostname: if parsed_url and parsed_url.hostname: