85 lines
2.4 KiB
Rust
85 lines
2.4 KiB
Rust
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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use crate::{services, Result, Ruma};
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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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/// - Hides any local users that aren't in any public rooms (i.e. those that
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/// 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(body: Ruma<search_users::v3::Request>) -> 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 = services().users.iter().filter_map(|user_id| {
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// Filter out buggy users (they should not exist, but you never know...)
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let user_id = user_id.ok()?;
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let user = search_users::v3::User {
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user_id: user_id.clone(),
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display_name: services().users.displayname(&user_id).ok()?,
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avatar_url: services().users.avatar_url(&user_id).ok()?,
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};
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let user_id_matches = user.user_id.to_string().to_lowercase().contains(&body.search_term.to_lowercase());
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let user_displayname_matches = user
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.display_name
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.as_ref()
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.filter(|name| name.to_lowercase().contains(&body.search_term.to_lowercase()))
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.is_some();
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if !user_id_matches && !user_displayname_matches {
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return None;
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}
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// It's a matching user, but is the sender allowed to see them?
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let mut user_visible = false;
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let user_is_in_public_rooms =
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services().rooms.state_cache.rooms_joined(&user_id).filter_map(std::result::Result::ok).any(|room| {
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services().rooms.state_accessor.room_state_get(&room, &StateEventType::RoomJoinRules, "").map_or(
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false,
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|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| 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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user_visible = true;
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} else {
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let user_is_in_shared_rooms =
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services().rooms.user.get_shared_rooms(vec![sender_user.clone(), user_id]).ok()?.next().is_some();
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if user_is_in_shared_rooms {
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user_visible = true;
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}
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}
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if !user_visible {
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return None;
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}
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Some(user)
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});
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let results = users.by_ref().take(limit).collect();
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let limited = users.next().is_some();
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Ok(search_users::v3::Response {
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results,
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limited,
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})
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}
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