fix two bugs and a minor issue

nyaa/views/torrents.py

@@ -203,6 +203,8 @@ def _delete_torrent(torrent, form, banform):
             torrent.deleted = True
             action = 'deleted and banned'
         db.session.add(models.TrackerApi(torrent.info_hash, 'remove'))
+        torrent.stats.seed_count = 0
+        torrent.stats.leech_count = 0
         db.session.add(torrent)
 
     elif form.undelete.data and torrent.deleted:
@@ -354,7 +356,7 @@ def edit_comment(torrent_id, comment_id):
     form = forms.CommentForm(flask.request.form)
 
     if not form.validate():
-        error_str = ' '.join(form.errors['comment'])
+        error_str = ' '.join(form.errors)
         flask.abort(flask.make_response(flask.jsonify({'error': error_str}), 400))
 
     comment.text = form.comment.data

nyaa/views/users.py

@@ -171,6 +171,7 @@ def view_user(user_name):
                                      rss_filter=rss_query_string,
                                      admin_form=admin_form,
                                      ban_form=ban_form,
+                                     nuke_form=nuke_form,
                                      bans=bans,
                                      ipbanned=ipbanned)
     # Similar logic as home page
@@ -270,6 +271,8 @@ def nuke_user_torrents(user_name):
     for t in chain(user.nyaa_torrents, user.sukebei_torrents):
         t.deleted = True
         t.banned = True
+        t.stats.seed_count = 0
+        t.stats.leech_count = 0
         db.session.add(t)
         if isinstance(t, models.NyaaTorrent):
             db.session.add(models.NyaaTrackerApi(t.info_hash, 'remove'))