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https://github.com/LemmyNet/lemmy.git
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56e26fc3d4
* Adding a post_view mode. Fixes #3730 * Fix test. * Addressing PR comments. * Adding a post_view mode. Fixes #3730 * Fix test. * Addressing PR comments. * Fixing column order. * Fix default Ok returns. * Removing return Err(... where feasible.
164 lines
4.5 KiB
Rust
164 lines
4.5 KiB
Rust
use crate::{
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activities::{
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deletion::{receive_delete_action, verify_delete_activity, DeletableObjects},
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generate_activity_id,
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},
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insert_received_activity,
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objects::person::ApubPerson,
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protocol::activities::deletion::{delete::Delete, undo_delete::UndoDelete},
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};
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use activitypub_federation::{config::Data, kinds::activity::UndoType, traits::ActivityHandler};
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use lemmy_api_common::context::LemmyContext;
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use lemmy_db_schema::{
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source::{
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comment::{Comment, CommentUpdateForm},
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community::{Community, CommunityUpdateForm},
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moderator::{
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ModRemoveComment,
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ModRemoveCommentForm,
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ModRemoveCommunity,
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ModRemoveCommunityForm,
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ModRemovePost,
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ModRemovePostForm,
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},
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post::{Post, PostUpdateForm},
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},
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traits::Crud,
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};
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use lemmy_utils::error::{LemmyError, LemmyErrorType};
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use url::Url;
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#[async_trait::async_trait]
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impl ActivityHandler for UndoDelete {
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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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async fn verify(&self, data: &Data<Self::DataType>) -> Result<(), Self::Error> {
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insert_received_activity(&self.id, data).await?;
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self.object.verify(data).await?;
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verify_delete_activity(&self.object, self.object.summary.is_some(), data).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(self, context: &Data<LemmyContext>) -> Result<(), LemmyError> {
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if self.object.summary.is_some() {
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UndoDelete::receive_undo_remove_action(
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&self.actor.dereference(context).await?,
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self.object.object.id(),
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context,
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)
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.await
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} else {
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receive_delete_action(self.object.object.id(), &self.actor, false, context).await
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}
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}
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}
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impl UndoDelete {
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#[tracing::instrument(skip_all)]
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pub(in crate::activities::deletion) fn new(
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actor: &ApubPerson,
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object: DeletableObjects,
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to: Url,
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community: Option<&Community>,
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summary: Option<String>,
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context: &Data<LemmyContext>,
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) -> Result<UndoDelete, LemmyError> {
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let object = Delete::new(actor, object, to.clone(), community, summary, context)?;
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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 cc: Option<Url> = community.map(|c| c.actor_id.clone().into());
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Ok(UndoDelete {
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actor: actor.actor_id.clone().into(),
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to: vec![to],
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object,
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cc: cc.into_iter().collect(),
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kind: UndoType::Undo,
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id,
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audience: community.map(|c| c.actor_id.clone().into()),
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})
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}
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#[tracing::instrument(skip_all)]
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pub(in crate::activities) async fn receive_undo_remove_action(
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actor: &ApubPerson,
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object: &Url,
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context: &Data<LemmyContext>,
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) -> Result<(), LemmyError> {
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match DeletableObjects::read_from_db(object, context).await? {
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DeletableObjects::Community(community) => {
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if community.local {
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Err(LemmyErrorType::OnlyLocalAdminCanRestoreCommunity)?
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}
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let form = ModRemoveCommunityForm {
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mod_person_id: actor.id,
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community_id: community.id,
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removed: Some(false),
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reason: None,
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expires: None,
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};
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ModRemoveCommunity::create(&mut context.pool(), &form).await?;
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Community::update(
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&mut context.pool(),
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community.id,
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&CommunityUpdateForm {
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removed: Some(false),
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..Default::default()
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},
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)
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.await?;
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}
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DeletableObjects::Post(post) => {
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let form = ModRemovePostForm {
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mod_person_id: actor.id,
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post_id: post.id,
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removed: Some(false),
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reason: None,
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};
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ModRemovePost::create(&mut context.pool(), &form).await?;
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Post::update(
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&mut context.pool(),
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post.id,
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&PostUpdateForm {
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removed: Some(false),
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..Default::default()
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},
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)
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.await?;
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}
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DeletableObjects::Comment(comment) => {
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let form = ModRemoveCommentForm {
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mod_person_id: actor.id,
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comment_id: comment.id,
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removed: Some(false),
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reason: None,
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};
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ModRemoveComment::create(&mut context.pool(), &form).await?;
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Comment::update(
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&mut context.pool(),
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comment.id,
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&CommentUpdateForm {
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removed: Some(false),
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..Default::default()
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},
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)
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.await?;
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}
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DeletableObjects::PrivateMessage(_) => unimplemented!(),
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}
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Ok(())
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}
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}
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