Added content filter for max len and URLs

main.py

@@ -20,6 +20,29 @@ def timestamp_filter(value):
     except:
         return value
 
+import html, re
+
+@app.template_filter('content')
+def content_filter(value):
+    value = value.strip()
+    value = html.escape(value)
+    # Regulärer Ausdruck, um URLs zu finden
+    url_pattern = re.compile(
+        r'https?:\/\/(www\.)?[-a-zA-Z0-9@:%._\+~#=]{1,256}\.[a-zA-Z0-9()]{1,6}\b([-a-zA-Z0-9()@:%_\+.~#?&//=]*)'
+    )
+
+    # Ersetze jede gefundene URL durch einen <a>-Tag
+    def replace_url(match):
+        url = match.group(0)
+        if not url.startswith(('http://', 'https://')):
+            url = 'http://' + url
+        return f'<a href="{url}" target="_blank">{match.group(0)}</a>'
+
+    value = url_pattern.sub(replace_url, value)
+    value = value.replace('\n', '<br>')
+
+    return value
+
 import auth
 import entry
 import user