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Send OLM_UNKNOWN_MESSAGE_INDEX when possible

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This commit is contained in:
Luke Barnard
2018-07-04 15:58:45 +01:00
parent b63149b36a
commit fadb4d9219
1 changed files with 6 additions and 2 deletions
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8
src/crypto/algorithms/megolm.js
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@@ -638,12 +638,16 @@ MegolmDecryption.prototype.decryptEvent = async function(event) {
event.getId(), event.getTs(),
);
} catch (e) {
let errorCode = "OLM_DECRYPT_GROUP_MESSAGE_ERROR";
if (e.message === 'OLM.UNKNOWN_MESSAGE_INDEX') {
this._requestKeysForEvent(event);
errorCode = 'OLM_UNKNOWN_MESSAGE_INDEX';
}
// TODO: make OlmDevice throw base.DecryptionErrors too
throw new base.DecryptionError(
"OLM_DECRYPT_GROUP_MESSAGE_ERROR",
errorCode,
e.toString(), {
session: content.sender_key + '|' + content.session_id,
},