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This commit is contained in:
Markos Gogoulos
2026-01-29 12:49:45 +02:00
parent 1f493c8e15
commit 8646bd70dc
1 changed files with 6 additions and 11 deletions
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17
lti/adapters.py
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@@ -118,22 +118,17 @@ class DjangoSessionService:
def save_launch_data(self, key, data):
"""Save launch data to session and cache (for state keys)"""
# For state keys, save to both session and cache
# Always save to session first
session_key = self._session_key_prefix + key
self.request.session[session_key] = json.dumps(data)
self.request.session.modified = True
# For state keys, ALSO save to cache as backup (for cross-site cookie issues)
if key.startswith('state-'):
cache_key = self._cache_prefix + key
# Store in cache for 10 minutes (longer than typical LTI flow)
cache.set(cache_key, json.dumps(data), timeout=600)
# Also save to session
session_key = self._session_key_prefix + key
self.request.session[session_key] = json.dumps(data)
self.request.session.modified = True
# Force immediate session save for concurrent requests
try:
self.request.session.save()
except Exception:
# If session save fails, we still have cache
pass
return True
def check_launch_data_storage_exists(self, key):