2022-02-07 19:23:12 +00:00
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use crate::{
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activities::{
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2022-06-08 15:45:39 +00:00
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block::{generate_cc, SiteOrCommunity},
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2022-02-07 19:23:12 +00:00
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community::{announce::GetCommunity, send_activity_in_community},
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generate_activity_id,
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send_lemmy_activity,
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verify_is_public,
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},
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activity_lists::AnnouncableActivities,
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local_instance,
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objects::{community::ApubCommunity, instance::remote_instance_inboxes, person::ApubPerson},
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protocol::activities::block::{block_user::BlockUser, undo_block_user::UndoBlockUser},
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ActorType,
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};
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use activitypub_federation::{
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core::object_id::ObjectId,
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data::Data,
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traits::{ActivityHandler, Actor},
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utils::verify_domains_match,
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};
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use activitystreams_kinds::{activity::UndoType, public};
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use lemmy_api_common::utils::blocking;
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use lemmy_db_schema::{
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source::{
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community::{CommunityPersonBan, CommunityPersonBanForm},
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moderator::{ModBan, ModBanForm, ModBanFromCommunity, ModBanFromCommunityForm},
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person::Person,
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},
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traits::{Bannable, Crud},
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};
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use lemmy_utils::error::LemmyError;
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use lemmy_websocket::LemmyContext;
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use url::Url;
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impl UndoBlockUser {
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#[tracing::instrument(skip_all)]
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pub async fn send(
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target: &SiteOrCommunity,
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user: &ApubPerson,
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mod_: &ApubPerson,
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reason: Option<String>,
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context: &LemmyContext,
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) -> Result<(), LemmyError> {
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let block = BlockUser::new(target, user, mod_, None, reason, None, context).await?;
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let id = generate_activity_id(
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UndoType::Undo,
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&context.settings().get_protocol_and_hostname(),
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)?;
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let undo = UndoBlockUser {
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actor: ObjectId::new(mod_.actor_id()),
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to: vec![public()],
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object: block,
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cc: generate_cc(target, context.pool()).await?,
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kind: UndoType::Undo,
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id: id.clone(),
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unparsed: Default::default(),
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};
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let mut inboxes = vec![user.shared_inbox_or_inbox()];
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match target {
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SiteOrCommunity::Site(_) => {
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inboxes.append(&mut remote_instance_inboxes(context.pool()).await?);
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send_lemmy_activity(context, undo, mod_, inboxes, false).await
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}
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SiteOrCommunity::Community(c) => {
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let activity = AnnouncableActivities::UndoBlockUser(undo);
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send_activity_in_community(activity, mod_, c, inboxes, context).await
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}
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}
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}
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}
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#[async_trait::async_trait(?Send)]
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impl ActivityHandler for UndoBlockUser {
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type DataType = LemmyContext;
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type Error = LemmyError;
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fn id(&self) -> &Url {
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&self.id
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}
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fn actor(&self) -> &Url {
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self.actor.inner()
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}
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#[tracing::instrument(skip_all)]
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async fn verify(
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&self,
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context: &Data<LemmyContext>,
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request_counter: &mut i32,
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) -> Result<(), LemmyError> {
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verify_is_public(&self.to, &self.cc)?;
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verify_domains_match(self.actor.inner(), self.object.actor.inner())?;
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self.object.verify(context, request_counter).await?;
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Ok(())
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}
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#[tracing::instrument(skip_all)]
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async fn receive(
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self,
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context: &Data<LemmyContext>,
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request_counter: &mut i32,
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) -> Result<(), LemmyError> {
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let instance = local_instance(context);
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let expires = self.object.expires.map(|u| u.naive_local());
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let mod_person = self
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.actor
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.dereference(context, instance, request_counter)
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.await?;
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let blocked_person = self
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.object
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.object
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.dereference(context, instance, request_counter)
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.await?;
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match self
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.object
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.target
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.dereference(context, instance, request_counter)
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.await?
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{
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SiteOrCommunity::Site(_site) => {
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let blocked_person = blocking(context.pool(), move |conn| {
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Person::ban_person(conn, blocked_person.id, false, expires)
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})
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.await??;
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// write mod log
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let form = ModBanForm {
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mod_person_id: mod_person.id,
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other_person_id: blocked_person.id,
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reason: self.object.summary,
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banned: Some(false),
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expires,
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};
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blocking(context.pool(), move |conn| ModBan::create(conn, &form)).await??;
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}
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SiteOrCommunity::Community(community) => {
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let community_user_ban_form = CommunityPersonBanForm {
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community_id: community.id,
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person_id: blocked_person.id,
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expires: None,
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};
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blocking(context.pool(), move |conn: &mut _| {
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CommunityPersonBan::unban(conn, &community_user_ban_form)
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})
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.await??;
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// write to mod log
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let form = ModBanFromCommunityForm {
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mod_person_id: mod_person.id,
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other_person_id: blocked_person.id,
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community_id: community.id,
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reason: self.object.summary,
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banned: Some(false),
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expires,
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};
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blocking(context.pool(), move |conn| {
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ModBanFromCommunity::create(conn, &form)
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})
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.await??;
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}
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}
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Ok(())
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}
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}
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#[async_trait::async_trait(?Send)]
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impl GetCommunity for UndoBlockUser {
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#[tracing::instrument(skip_all)]
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async fn get_community(
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&self,
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context: &LemmyContext,
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request_counter: &mut i32,
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) -> Result<ApubCommunity, LemmyError> {
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self.object.get_community(context, request_counter).await
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}
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}
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