Rewrite TG integration, support for other webhooks

ohlhafv/views.py

@@ -20,7 +20,7 @@ from ohlhafv.models import OhlhafvChallenge
 from ohlhafv.forms import OhlhafvForm
 from ohlhafv.tables import OhlhafvTable
 from webapp.utils import send_email
-from kaehmy.tgbot import TelegramBot
+from webapp.webhook import processHooks
 
 
 @require_http_methods(["GET"])
@@ -43,22 +43,21 @@ def ohlhafv_submit(request, *args, **kwargs):
         url = f'https://{URL}/ohlhafv/list'
         subject = _('Sinut on haastettu Ohlhäfviin!')
 
-        message = render_to_string(
+        email_body = render_to_string(
             'ohlhafv:email.html', {
                 'challenge': challenge,
                 'url': url,
             }
         )
-        send_email(email, subject, message)
+        send_email(email, subject, email_body)
 
         try:
-            tg_message = render_to_string(
+            webhook_message = render_to_string(
                 'ohlhafv:tgmsg.tpl', {
                     'challenge': challenge,
                     'url': url})
-            bot = TelegramBot()
-            bot.broadcast(tg_message)
-        except Exception:     # tg spam is not critical. Ignore on failure
+            processHooks(message=webhook_message, eventType="ohlhafv")
+        except Exception:
             pass
 
         logging.debug(