121 lines
3.9 KiB
Rust
121 lines
3.9 KiB
Rust
use crate::Perform;
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use actix_web::web::Data;
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use lemmy_api_common::{
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community::{AddModToCommunity, AddModToCommunityResponse},
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utils::{blocking, get_local_user_view_from_jwt, is_mod_or_admin},
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};
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use lemmy_apub::{
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objects::{community::ApubCommunity, person::ApubPerson},
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protocol::activities::community::{add_mod::AddMod, remove_mod::RemoveMod},
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};
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use lemmy_db_schema::{
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source::{
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community::{Community, CommunityModerator, CommunityModeratorForm},
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moderator::{ModAddCommunity, ModAddCommunityForm},
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person::Person,
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},
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traits::{Crud, Joinable},
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};
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use lemmy_db_views_actor::structs::CommunityModeratorView;
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use lemmy_utils::{ConnectionId, LemmyError};
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use lemmy_websocket::{messages::SendCommunityRoomMessage, LemmyContext, UserOperation};
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#[async_trait::async_trait(?Send)]
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impl Perform for AddModToCommunity {
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type Response = AddModToCommunityResponse;
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#[tracing::instrument(skip(context, websocket_id))]
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async fn perform(
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&self,
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context: &Data<LemmyContext>,
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websocket_id: Option<ConnectionId>,
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) -> Result<AddModToCommunityResponse, LemmyError> {
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let data: &AddModToCommunity = self;
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let local_user_view =
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get_local_user_view_from_jwt(&data.auth, context.pool(), context.secret()).await?;
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let community_id = data.community_id;
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// Verify that only mods or admins can add mod
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is_mod_or_admin(context.pool(), local_user_view.person.id, community_id).await?;
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let community = blocking(context.pool(), move |conn| {
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Community::read(conn, community_id)
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})
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.await??;
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if local_user_view.person.admin && !community.local {
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return Err(LemmyError::from_message("not_a_moderator"));
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}
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// Update in local database
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let community_moderator_form = CommunityModeratorForm {
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community_id: data.community_id,
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person_id: data.person_id,
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};
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if data.added {
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let join = move |conn: &'_ _| CommunityModerator::join(conn, &community_moderator_form);
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blocking(context.pool(), join)
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.await?
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.map_err(|e| LemmyError::from_error_message(e, "community_moderator_already_exists"))?;
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} else {
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let leave = move |conn: &'_ _| CommunityModerator::leave(conn, &community_moderator_form);
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blocking(context.pool(), leave)
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.await?
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.map_err(|e| LemmyError::from_error_message(e, "community_moderator_already_exists"))?;
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}
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// Mod tables
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let form = ModAddCommunityForm {
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mod_person_id: local_user_view.person.id,
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other_person_id: data.person_id,
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community_id: data.community_id,
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removed: Some(!data.added),
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};
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blocking(context.pool(), move |conn| {
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ModAddCommunity::create(conn, &form)
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})
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.await??;
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// Send to federated instances
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let updated_mod_id = data.person_id;
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let updated_mod: ApubPerson = blocking(context.pool(), move |conn| {
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Person::read(conn, updated_mod_id)
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})
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.await??
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.into();
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let community: ApubCommunity = community.into();
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if data.added {
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AddMod::send(
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&community,
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&updated_mod,
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&local_user_view.person.into(),
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context,
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)
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.await?;
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} else {
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RemoveMod::send(
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&community,
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&updated_mod,
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&local_user_view.person.into(),
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context,
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)
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.await?;
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}
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// Note: in case a remote mod is added, this returns the old moderators list, it will only get
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// updated once we receive an activity from the community (like `Announce/Add/Moderator`)
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let community_id = data.community_id;
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let moderators = blocking(context.pool(), move |conn| {
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CommunityModeratorView::for_community(conn, community_id)
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})
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.await??;
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let res = AddModToCommunityResponse { moderators };
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context.chat_server().do_send(SendCommunityRoomMessage {
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op: UserOperation::AddModToCommunity,
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response: res.clone(),
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community_id,
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websocket_id,
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});
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Ok(res)
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}
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}
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