From c205dec33aae5be223ce47b64f4adeca90b102bf Mon Sep 17 00:00:00 2001
From: OndraRehounek <ondra.rehounek@seznam.cz>
Date: Thu, 28 Apr 2022 14:37:18 +0200
Subject: [PATCH] calendar: clear event description by bleach
---
calendar_utils/parser.py | 17 ++++++++++++++++-
1 file changed, 16 insertions(+), 1 deletion(-)
diff --git a/calendar_utils/parser.py b/calendar_utils/parser.py
index 7782d47e..c7c453c4 100644
--- a/calendar_utils/parser.py
+++ b/calendar_utils/parser.py
@@ -2,6 +2,7 @@ import re
from operator import attrgetter
import arrow
+import bleach
from django.conf import settings
from ics import Calendar
@@ -32,6 +33,13 @@ def split_events(events):
return past, future
+def set_event_description(event):
+ """Clears even description from unwanted tags."""
+ description: str = event.get("description", "") or ""
+ event["description"] = bleach.clean(description, tags=["a", "br"], strip=True)
+ return event
+
+
def set_event_duration(event):
"""Sets duration for event."""
if event["all_day"]:
@@ -50,10 +58,17 @@ def set_event_duration(event):
return event
+def process_event(event):
+ """Processes single event for use in Majak"""
+ event = set_event_duration(event)
+ event = set_event_description(event)
+ return event
+
+
def process_ical(source):
"""Parses iCalendar source and returns events as list of dicts. Returns
tuple of past and future events.
"""
events = parse_ical(source)
- events = list(map(set_event_duration, events))
+ events = list(map(process_event, events))
return split_events(events)
--
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