attitude

app/activitypub/util.py

@@ -647,6 +647,7 @@ def activity_already_ingested(ap_id):
 
 def downvote_post(post, user):
     user.last_seen = utcnow()
+    user.recalculate_attitude()
     existing_vote = PostVote.query.filter_by(user_id=user.id, post_id=post.id).first()
     if not existing_vote:
         effect = -1.0
@@ -678,6 +679,7 @@ def downvote_post(post, user):
 
 def downvote_post_reply(comment, user):
     user.last_seen = utcnow()
+    user.recalculate_attitude()
     existing_vote = PostReplyVote.query.filter_by(user_id=user.id,
                                                   post_reply_id=comment.id).first()
     if not existing_vote:
@@ -710,6 +712,7 @@ def downvote_post_reply(comment, user):
 
 def upvote_post_reply(comment, user):
     user.last_seen = utcnow()
+    user.recalculate_attitude()
     effect = instance_weight(user.ap_domain)
     existing_vote = PostReplyVote.query.filter_by(user_id=user.id,
                                                   post_reply_id=comment.id).first()
@@ -745,6 +748,7 @@ def upvote_post_reply(comment, user):
 
 def upvote_post(post, user):
     user.last_seen = utcnow()
+    user.recalculate_attitude()
     effect = instance_weight(user.ap_domain)
     existing_vote = PostVote.query.filter_by(user_id=user.id, post_id=post.id).first()
     if not existing_vote:

app/models.py

@@ -386,6 +386,34 @@ class User(UserMixin, db.Model):
             return True
         return self.expires < datetime(2019, 9, 1)
 
+    def recalculate_attitude(self):
+        upvotes = db.session.execute(text('SELECT COUNT(id) as c FROM "post_vote" WHERE user_id = :user_id AND effect > 0'),
+                                         {'user_id': self.id}).scalar()
+        downvotes = db.session.execute(text('SELECT COUNT(id) as c FROM "post_vote" WHERE user_id = :user_id AND effect < 0'),
+                                         {'user_id': self.id}).scalar()
+        if upvotes is None:
+            upvotes = 0
+        if downvotes is None:
+            downvotes = 0
+
+        comment_upvotes = db.session.execute(text('SELECT COUNT(id) as c FROM "post_reply_vote" WHERE user_id = :user_id AND effect > 0'),
+                                     {'user_id': self.id}).scalar()
+        comment_downvotes = db.session.execute(text('SELECT COUNT(id) as c FROM "post_reply_vote" WHERE user_id = :user_id AND effect < 0'),
+                                       {'user_id': self.id}).scalar()
+
+        if comment_upvotes is None:
+            comment_upvotes = 0
+        if comment_downvotes is None:
+            comment_downvotes = 0
+
+        total_upvotes = upvotes + comment_upvotes
+        total_downvotes = downvotes + comment_downvotes
+
+        if total_downvotes == 0:    # guard against division by zero
+            self.attitude = 1.0
+        else:
+            self.attitude = (total_upvotes - total_downvotes) / (total_upvotes + total_downvotes)
+
     def subscribed(self, community_id: int) -> int:
         if community_id is None:
             return False

app/post/routes.py

@@ -226,6 +226,8 @@ def post_vote(post_id: int, vote_direction):
 
     current_user.last_seen = utcnow()
     db.session.commit()
+    current_user.recalculate_attitude()
+    db.session.commit()
     post.flush_cache()
     return render_template('post/_post_voting_buttons.html', post=post,
                            upvoted_class=upvoted_class,
@@ -279,6 +281,7 @@ def comment_vote(comment_id, vote_direction):
 
         if comment.community.is_local():
             ...
+            # todo: federate vote
         else:
             action_type = 'Like' if vote_direction == 'upvote' else 'Dislike'
             action_json = {
@@ -295,6 +298,9 @@ def comment_vote(comment_id, vote_direction):
 
     current_user.last_seen = utcnow()
     db.session.commit()
+    current_user.recalculate_attitude(vote_direction)
+    db.session.commit()
+
     comment.post.flush_cache()
     return render_template('post/_voting_buttons.html', comment=comment,
                            upvoted_class=upvoted_class,

app/static/styles.css

@@ -424,6 +424,7 @@ nav.navbar {
 }
 .main_pane .url_thumbnail img {
   width: 100%;
+  height: auto;
 }
 
 .community_icon {

app/static/styles.scss

@@ -108,6 +108,7 @@ nav.navbar {
 
     img {
       width: 100%;
+      height: auto;
     }
   }
 }

app/templates/user/show_profile.html

@@ -35,7 +35,8 @@
             </nav>
             <h1 class="mt-2">{{ user.user_name if user.ap_id == none else user.ap_id }}</h1>
         {% endif %}
-        <p class="small">{{ _('Joined') }}: {{ moment(user.created).fromNow(refresh=True) }}
+        <p class="small">{{ _('Joined') }}: {{ moment(user.created).fromNow(refresh=True) }}<br />
+            {{ _('Attitude') }}: <span title="{{ _('Ratio of upvotes cast to downvotes cast. Higher is more positive.') }}">{{ (user.attitude * 100) | round | int }}%</span></p>
         {{ user.about_html|safe }}
         {% if posts %}
             <h2 class="mt-4">Posts</h2>