0.3.0: initial commit + Dockerfile + rewrite

freak/ajax.py

@@ -0,0 +1,72 @@
+
+'''
+AJAX hooks for the website.
+
+2025 DEPRECATED in favor of /v1/ (REST)
+'''
+
+import re
+from flask import Blueprint, request
+from .models import Topic, db, User, Post, PostUpvote
+from flask_login import current_user, login_required
+
+bp = Blueprint('ajax', __name__)
+
+@bp.route('/username_availability/<username>')
+@bp.route('/ajax/username_availability/<username>')
+def username_availability(username: str):
+    is_valid = re.fullmatch('[a-z0-9_-]+', username) is not None
+
+    if is_valid:
+        user = db.session.execute(db.select(User).where(User.username == username)).scalar()
+
+        is_available = user is None or user == current_user
+    else:
+        is_available = False
+
+    return {
+        'status': 'ok',
+        'is_valid': is_valid,
+        'is_available': is_available,
+    }
+
+@bp.route('/guild_name_availability/<username>')
+def guild_name_availability(name: str):
+    is_valid = re.fullmatch('[a-z0-9_-]+', username) is not None
+
+    if is_valid:
+        gd = db.session.execute(db.select(Topic).where(Topic.name == name)).scalar()
+
+        is_available = gd is None
+    else:
+        is_available = False
+
+    return {
+        'status': 'ok',
+        'is_valid': is_valid,
+        'is_available': is_available,
+    }
+
+@bp.route('/comments/<b32l:id>/upvote', methods=['POST'])
+@login_required
+def post_upvote(id):
+    o = request.form['o']
+    p: Post | None = db.session.execute(db.select(Post).where(Post.id == id)).scalar()
+
+    if p is None:
+        return { 'status': 'fail', 'message': 'Post not found' }, 404
+    
+    if o == '1':
+        db.session.execute(db.delete(PostUpvote).where(PostUpvote.c.post_id == p.id, PostUpvote.c.voter_id == current_user.id, PostUpvote.c.is_downvote == True))
+        db.session.execute(db.insert(PostUpvote).values(post_id = p.id, voter_id = current_user.id, is_downvote = False))
+    elif o == '0':
+        db.session.execute(db.delete(PostUpvote).where(PostUpvote.c.post_id == p.id, PostUpvote.c.voter_id == current_user.id))
+    elif o == '-1':
+        db.session.execute(db.delete(PostUpvote).where(PostUpvote.c.post_id == p.id, PostUpvote.c.voter_id == current_user.id, PostUpvote.c.is_downvote == False))
+        db.session.execute(db.insert(PostUpvote).values(post_id = p.id, voter_id = current_user.id, is_downvote = True))
+    else:
+        return { 'status': 'fail', 'message': 'Invalid score' }, 400
+
+    db.session.commit()
+    return { 'status': 'ok', 'count': p.upvotes() }
+