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@ -1,15 +1,23 @@
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use crate::{database::DatabaseGuard, Result, Ruma};
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use ruma::api::client::user_directory::search_users;
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use ruma::{
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api::client::user_directory::search_users,
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events::{
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room::join_rules::{JoinRule, RoomJoinRulesEventContent},
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StateEventType,
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},
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};
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/// # `POST /_matrix/client/r0/user_directory/search`
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///
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/// Searches all known users for a match.
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///
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/// - TODO: Hide users that are not in any public rooms?
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/// - Hides any local users that aren't in any public rooms (i.e. those that have the join rule set to public)
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/// and don't share a room with the sender
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pub async fn search_users_route(
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db: DatabaseGuard,
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body: Ruma<search_users::v3::IncomingRequest>,
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) -> Result<search_users::v3::Response> {
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let sender_user = body.sender_user.as_ref().expect("user is authenticated");
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let limit = u64::from(body.limit) as usize;
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let mut users = db.users.iter().filter_map(|user_id| {
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@ -41,7 +49,39 @@ pub async fn search_users_route(
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return None;
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}
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Some(user)
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let user_is_in_public_rooms =
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db.rooms
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.rooms_joined(&user_id)
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.filter_map(|r| r.ok())
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.any(|room| {
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db.rooms
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.room_state_get(&room, &StateEventType::RoomJoinRules, "")
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.map_or(false, |event| {
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event.map_or(false, |event| {
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serde_json::from_str(event.content.get())
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.map_or(false, |r: RoomJoinRulesEventContent| {
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r.join_rule == JoinRule::Public
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})
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})
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})
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});
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if user_is_in_public_rooms {
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return Some(user);
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}
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let user_is_in_shared_rooms = db
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.rooms
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.get_shared_rooms(vec![sender_user.clone(), user_id.clone()])
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.ok()?
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.next()
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.is_some();
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if user_is_in_shared_rooms {
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return Some(user);
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}
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None
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});
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let results = users.by_ref().take(limit).collect();
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