From 1dad787bc45252ec6acab4c6a50cec8c98e2a8a8 Mon Sep 17 00:00:00 2001
From: rimu <3310831+rimu@users.noreply.github.com>
Date: Sat, 13 Jan 2024 18:18:32 +1300
Subject: [PATCH] filter certain types of post

---
 CONTRIBUTING.md         |  5 ++++-
 README.md               |  2 +-
 app/activitypub/util.py | 12 +++++++++++-
 app/main/routes.py      |  5 ++++-
 requirements.txt        |  1 +
 5 files changed, 21 insertions(+), 4 deletions(-)

diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 59a528e2..e2ce8798 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -5,6 +5,8 @@ When it matures enough, PieFed will aim to work in a way consistent with the [Co
 Please discuss your ideas in an issue at https://codeberg.org/rimu/pyfedi/issues before 
 starting any large pieces of work to ensure alignment with the roadmap, architecture and processes.
 
+Check out [the Matrix chatroom](https://matrix.to/#/#piefed-community:matrix.org).
+
 The general style and philosophy behind the way things have been constructed is well described by 
 [The Grug Brained Developer](https://grugbrain.dev/). If that page resonates with you then you'll
 probably enjoy your time here! The codebase needs to be simple enough that new developers of all
@@ -19,8 +21,9 @@ Mailing list, Matrix channel, etc still to come.
 - Python 
 - Flask
 - Jinja
-- SCSS
+- SCSS/SASS
 - SQL - Postgresql
+- Redis
 
 Python developers with no Flask experience can quickly learn Flask by exploring the 
 [Flask Mega Tutorial](https://blog.miguelgrinberg.com/post/the-flask-mega-tutorial-part-i-hello-world) 
diff --git a/README.md b/README.md
index 90b875d8..5c4b77bb 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ A lemmy/kbin clone written in Python with Flask.
 
  - Clean, simple code that is easy to understand and contribute to. No fancy design patterns or algorithms.
  - Easy setup, easy to manage - few dependencies and extra software required.
- - GPL.
+ - AGPL.
  - First class moderation tools.
 
 ## Project goals
diff --git a/app/activitypub/util.py b/app/activitypub/util.py
index 5f7e5fd4..080c0b11 100644
--- a/app/activitypub/util.py
+++ b/app/activitypub/util.py
@@ -18,6 +18,7 @@ from app.constants import *
 from urllib.parse import urlparse
 from PIL import Image, ImageOps
 from io import BytesIO
+import pytesseract
 
 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, \
@@ -551,7 +552,16 @@ def make_image_sizes_async(file_id, thumbnail_width, medium_width, directory):
 
                     db.session.commit()
 
-
+                    # Alert regarding fascist meme content
+                    text = pytesseract.image_to_string(Image.open(final_place).convert('L'))
+                    if 'Anonymous' in text and ('No.' in text or ' N0' in text):   # chan posts usually contain the text 'Anonymous' and ' No.12345'
+                        post = Post.query.filter(image_id=file.id).first()
+                        notification = Notification(title='Review this',
+                                                    user_id=1,
+                                                    author_id=post.user_id,
+                                                    url=url_for('activitypub.post_ap', post_id=post.id))
+                        db.session.add(notification)
+                        db.session.commit()
 
 
 # create a summary from markdown if present, otherwise use html if available
diff --git a/app/main/routes.py b/app/main/routes.py
index 1d20a0c3..b8b8e630 100644
--- a/app/main/routes.py
+++ b/app/main/routes.py
@@ -18,6 +18,8 @@ from app.utils import render_template, get_setting, gibberish, request_etag_matc
     ap_datetime, ip_address, retrieve_block_list, shorten_string, markdown_to_text, user_filters_home, \
     joined_communities, moderating_communities
 from app.models import Community, CommunityMember, Post, Site, User, utcnow, Domain, Topic
+from PIL import Image
+import pytesseract
 
 
 @bp.route('/', methods=['HEAD', 'GET', 'POST'])
@@ -207,7 +209,8 @@ def robots():
 
 @bp.route('/test')
 def test():
-    return str(current_user.get_id())
+    return pytesseract.image_to_string(Image.open('test.png').convert('L'))
+
 
     #ip = request.headers.get('X-Forwarded-For') or request.remote_addr
     #if ',' in ip:  # Remove all but first ip addresses
diff --git a/requirements.txt b/requirements.txt
index 513dde0b..9a9c9794 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -29,3 +29,4 @@ feedgen==0.9.0
 celery==5.3.6
 redis==5.0.1
 Werkzeug==2.3.3
+pytesseract==0.3.10