ruwuma/ruma-events/src/room/history_visibility.rs
2020-11-02 00:29:47 +01:00

55 lines
2.0 KiB
Rust

//! Types for the *m.room.history_visibility* event.
use ruma_common::StringEnum;
use ruma_events_macros::StateEventContent;
use serde::{Deserialize, Serialize};
use crate::StateEvent;
/// This event controls whether a member of a room can see the events that happened in a room
/// from before they joined.
pub type HistoryVisibilityEvent = StateEvent<HistoryVisibilityEventContent>;
/// The payload for `HistoryVisibilityEvent`.
#[derive(Clone, Debug, Deserialize, Serialize, StateEventContent)]
#[cfg_attr(not(feature = "unstable-exhaustive-types"), non_exhaustive)]
#[ruma_event(type = "m.room.history_visibility")]
pub struct HistoryVisibilityEventContent {
/// Who can see the room history.
#[ruma_event(skip_redaction)]
pub history_visibility: HistoryVisibility,
}
impl HistoryVisibilityEventContent {
/// Creates a new `HistoryVisibilityEventContent` with the given policy.
pub fn new(history_visibility: HistoryVisibility) -> Self {
Self { history_visibility }
}
}
/// Who can see a room's history.
#[derive(Clone, Debug, PartialEq, StringEnum)]
#[ruma_enum(rename_all = "snake_case")]
pub enum HistoryVisibility {
/// Previous events are accessible to newly joined members from the point they were invited
/// onwards. Events stop being accessible when the member's state changes to something other
/// than *invite* or *join*.
Invited,
/// Previous events are accessible to newly joined members from the point they joined the room
/// onwards. Events stop being accessible when the member's state changes to something other
/// than *join*.
Joined,
/// Previous events are always accessible to newly joined members. All events in the room are
/// accessible, even those sent when the member was not a part of the room.
Shared,
/// All events while this is the `HistoryVisibility` value may be shared by any
/// participating homeserver with anyone, regardless of whether they have ever joined the room.
WorldReadable,
#[doc(hidden)]
_Custom(String),
}