crypto: Copy the relates to field to the unencrypted content when encrypting

This commit is contained in:
Damir Jelić 2020-12-09 17:16:03 +01:00
parent d9e5a17ab0
commit 5babd71341

View file

@ -13,7 +13,14 @@
// limitations under the License.
use dashmap::{DashMap, DashSet};
use matrix_sdk_common::{api::r0::to_device::DeviceIdOrAllDevices, uuid::Uuid};
use matrix_sdk_common::{
api::r0::to_device::DeviceIdOrAllDevices,
events::room::{
encrypted::{MegolmV1AesSha2Content, MegolmV1AesSha2ContentInit},
message::Relation,
},
uuid::Uuid,
};
use std::{
cmp::min,
fmt,
@ -240,19 +247,31 @@ impl OutboundGroupSession {
"type": content.event_type(),
});
let relates_to: Option<Relation> = json_content
.get("content")
.map(|c| {
c.get("m.relates_to")
.cloned()
.map(|r| serde_json::from_value(r).ok())
})
.flatten()
.flatten();
let plaintext = json_content.to_string();
let ciphertext = self.encrypt_helper(plaintext).await;
EncryptedEventContent::MegolmV1AesSha2(
matrix_sdk_common::events::room::encrypted::MegolmV1AesSha2ContentInit {
ciphertext,
sender_key: self.account_identity_keys.curve25519().to_owned(),
session_id: self.session_id().to_owned(),
device_id: (&*self.device_id).to_owned(),
}
.into(),
)
let mut encrypted_content: MegolmV1AesSha2Content = MegolmV1AesSha2ContentInit {
ciphertext,
sender_key: self.account_identity_keys.curve25519().to_owned(),
session_id: self.session_id().to_owned(),
device_id: (&*self.device_id).to_owned(),
}
.into();
encrypted_content.relates_to = relates_to;
EncryptedEventContent::MegolmV1AesSha2(encrypted_content)
}
/// Check if the session has expired and if it should be rotated.