matrix-rust-sdk/matrix_sdk/src/device.rs

126 lines
3.8 KiB
Rust

// Copyright 2020 The Matrix.org Foundation C.I.C.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
use std::{ops::Deref, result::Result as StdResult};
use matrix_sdk_base::crypto::{
store::CryptoStoreError, Device as BaseDevice, LocalTrust, ReadOnlyDevice,
UserDevices as BaseUserDevices,
};
use matrix_sdk_common::identifiers::{DeviceId, DeviceIdBox};
use crate::{error::Result, Client, Sas};
#[derive(Clone, Debug)]
/// A device represents a E2EE capable client of an user.
pub struct Device {
pub(crate) inner: BaseDevice,
pub(crate) client: Client,
}
impl Deref for Device {
type Target = ReadOnlyDevice;
fn deref(&self) -> &Self::Target {
&self.inner
}
}
impl Device {
/// Start a interactive verification with this `Device`
///
/// Returns a `Sas` object that represents the interactive verification flow.
///
/// # Example
///
/// ```no_run
/// # use std::convert::TryFrom;
/// # use matrix_sdk::{Client, identifiers::UserId};
/// # use url::Url;
/// # use futures::executor::block_on;
/// # let alice = UserId::try_from("@alice:example.org").unwrap();
/// # let homeserver = Url::parse("http://example.com").unwrap();
/// # let client = Client::new(homeserver).unwrap();
/// # block_on(async {
/// let device = client.get_device(&alice, "DEVICEID".into())
/// .await
/// .unwrap()
/// .unwrap();
///
/// let verification = device.start_verification().await.unwrap();
/// # });
/// ```
pub async fn start_verification(&self) -> Result<Sas> {
let (sas, request) = self.inner.start_verification().await?;
self.client.send_to_device(&request).await?;
Ok(Sas {
inner: sas,
client: self.client.clone(),
})
}
/// Is the device trusted.
pub fn is_trusted(&self) -> bool {
self.inner.trust_state()
}
/// Set the local trust state of the device to the given state.
///
/// This won't affect any cross signing trust state, this only sets a flag
/// marking to have the given trust state.
///
/// # Arguments
///
/// * `trust_state` - The new trust state that should be set for the device.
pub async fn set_local_trust(
&self,
trust_state: LocalTrust,
) -> StdResult<(), CryptoStoreError> {
self.inner.set_local_trust(trust_state).await
}
}
/// A read only view over all devices belonging to a user.
#[derive(Debug)]
pub struct UserDevices {
pub(crate) inner: BaseUserDevices,
pub(crate) client: Client,
}
impl UserDevices {
/// Get the specific device with the given device id.
pub fn get(&self, device_id: &DeviceId) -> Option<Device> {
self.inner.get(device_id).map(|d| Device {
inner: d,
client: self.client.clone(),
})
}
/// Iterator over all the device ids of the user devices.
pub fn keys(&self) -> impl Iterator<Item = &DeviceIdBox> {
self.inner.keys()
}
/// Iterator over all the devices of the user devices.
pub fn devices(&self) -> impl Iterator<Item = Device> + '_ {
let client = self.client.clone();
self.inner.devices().map(move |d| Device {
inner: d,
client: client.clone(),
})
}
}