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fix crash issue on incomplete / denied group metadata

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eta 2020-07-12 10:46:46 +01:00
parent c9f27dc69a
commit c59400b459
1 changed files with 5 additions and 1 deletions
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6
stuff.lisp
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@ -798,13 +798,17 @@ Returns three values: avatar data (as two values), and a generalized boolean spe
(let* ((uid (get-user-id jid))
(cid (get-user-chat-id uid localpart)))
(format *debug-io* "~&got group metadata for ~A from ~A~%" localpart jid)
(unless (whatscl::cassoc :subject data)
(warn "Received incomplete group metadata for ~A from ~A: ~A" localpart jid data)
(return-from wa-handle-group-metadata))
(when cid
(with-prepared-statements
((update-subject-stmt "UPDATE user_chats SET subject = ? WHERE id = ?")
(delete-members-stmt "DELETE FROM user_chat_members WHERE chat_id = ?")
(insert-member-stmt "INSERT INTO user_chat_members (chat_id, wa_jid, resource, affiliation) VALUES (?, ?, ?, ?)"))
(with-transaction
(bind-parameters update-subject-stmt (1 (or (whatscl::cassoc :subject data) "unnamed group")) cid)
(let ((subject (whatscl::cassoc :subject data)))
(bind-parameters update-subject-stmt subject cid))
(sqlite:step-statement update-subject-stmt)
(sqlite:step-statement delete-members-stmt)
(loop