mirror of https://github.com/LemmyNet/lemmy.git
202 lines
5.1 KiB
Rust
202 lines
5.1 KiB
Rust
use crate::{
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context::lemmy_context,
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fetcher::object_id::ObjectId,
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objects::{create_tombstone, person::ApubPerson, Source},
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};
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use activitystreams::{
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base::AnyBase,
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chrono::NaiveDateTime,
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object::{kind::NoteType, Tombstone},
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primitives::OneOrMany,
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unparsed::Unparsed,
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};
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use anyhow::anyhow;
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use chrono::{DateTime, FixedOffset};
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use lemmy_api_common::blocking;
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use lemmy_apub_lib::{
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traits::{ApubObject, FromApub, ToApub},
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values::{MediaTypeHtml, MediaTypeMarkdown},
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verify::verify_domains_match,
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};
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use lemmy_db_schema::{
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source::{
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person::Person,
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private_message::{PrivateMessage, PrivateMessageForm},
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},
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traits::Crud,
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DbPool,
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};
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use lemmy_utils::{utils::convert_datetime, LemmyError};
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use lemmy_websocket::LemmyContext;
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use serde::{Deserialize, Serialize};
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use serde_with::skip_serializing_none;
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use std::ops::Deref;
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use url::Url;
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#[skip_serializing_none]
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#[derive(Clone, Debug, Deserialize, Serialize)]
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#[serde(rename_all = "camelCase")]
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pub struct Note {
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#[serde(rename = "@context")]
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context: OneOrMany<AnyBase>,
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r#type: NoteType,
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id: Url,
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pub(crate) attributed_to: ObjectId<ApubPerson>,
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to: ObjectId<ApubPerson>,
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content: String,
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media_type: MediaTypeHtml,
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source: Source,
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published: DateTime<FixedOffset>,
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updated: Option<DateTime<FixedOffset>>,
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#[serde(flatten)]
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unparsed: Unparsed,
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}
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impl Note {
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pub(crate) fn id_unchecked(&self) -> &Url {
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&self.id
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}
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pub(crate) fn id(&self, expected_domain: &Url) -> Result<&Url, LemmyError> {
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verify_domains_match(&self.id, expected_domain)?;
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Ok(&self.id)
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}
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pub(crate) async fn verify(
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&self,
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context: &LemmyContext,
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request_counter: &mut i32,
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) -> Result<(), LemmyError> {
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verify_domains_match(self.attributed_to.inner(), &self.id)?;
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let person = self
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.attributed_to
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.dereference(context, request_counter)
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.await?;
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if person.banned {
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return Err(anyhow!("Person is banned from site").into());
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}
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Ok(())
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}
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}
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#[derive(Clone, Debug)]
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pub struct ApubPrivateMessage(PrivateMessage);
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impl Deref for ApubPrivateMessage {
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type Target = PrivateMessage;
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fn deref(&self) -> &Self::Target {
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&self.0
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}
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}
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impl From<PrivateMessage> for ApubPrivateMessage {
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fn from(pm: PrivateMessage) -> Self {
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ApubPrivateMessage { 0: pm }
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}
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}
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#[async_trait::async_trait(?Send)]
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impl ApubObject for ApubPrivateMessage {
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type DataType = LemmyContext;
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fn last_refreshed_at(&self) -> Option<NaiveDateTime> {
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None
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}
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async fn read_from_apub_id(
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object_id: Url,
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context: &LemmyContext,
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) -> Result<Option<Self>, LemmyError> {
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Ok(
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blocking(context.pool(), move |conn| {
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PrivateMessage::read_from_apub_id(conn, object_id)
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})
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.await??
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.map(Into::into),
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)
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}
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async fn delete(self, _context: &LemmyContext) -> Result<(), LemmyError> {
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// do nothing, because pm can't be fetched over http
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unimplemented!()
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}
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}
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#[async_trait::async_trait(?Send)]
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impl ToApub for ApubPrivateMessage {
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type ApubType = Note;
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type TombstoneType = Tombstone;
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type DataType = DbPool;
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async fn to_apub(&self, pool: &DbPool) -> Result<Note, LemmyError> {
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let creator_id = self.creator_id;
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let creator = blocking(pool, move |conn| Person::read(conn, creator_id)).await??;
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let recipient_id = self.recipient_id;
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let recipient = blocking(pool, move |conn| Person::read(conn, recipient_id)).await??;
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let note = Note {
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context: lemmy_context(),
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r#type: NoteType::Note,
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id: self.ap_id.clone().into(),
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attributed_to: ObjectId::new(creator.actor_id),
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to: ObjectId::new(recipient.actor_id),
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content: self.content.clone(),
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media_type: MediaTypeHtml::Html,
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source: Source {
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content: self.content.clone(),
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media_type: MediaTypeMarkdown::Markdown,
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},
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published: convert_datetime(self.published),
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updated: self.updated.map(convert_datetime),
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unparsed: Default::default(),
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};
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Ok(note)
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}
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fn to_tombstone(&self) -> Result<Tombstone, LemmyError> {
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create_tombstone(
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self.deleted,
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self.ap_id.to_owned().into(),
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self.updated,
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NoteType::Note,
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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 FromApub for ApubPrivateMessage {
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type ApubType = Note;
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type DataType = LemmyContext;
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async fn from_apub(
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note: &Note,
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context: &LemmyContext,
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expected_domain: &Url,
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request_counter: &mut i32,
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) -> Result<ApubPrivateMessage, LemmyError> {
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let ap_id = Some(note.id(expected_domain)?.clone().into());
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let creator = note
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.attributed_to
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.dereference(context, request_counter)
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.await?;
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let recipient = note.to.dereference(context, request_counter).await?;
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let form = PrivateMessageForm {
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creator_id: creator.id,
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recipient_id: recipient.id,
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content: note.source.content.clone(),
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published: Some(note.published.naive_local()),
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updated: note.updated.map(|u| u.to_owned().naive_local()),
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deleted: None,
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read: None,
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ap_id,
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local: Some(false),
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};
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let pm = blocking(context.pool(), move |conn| {
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PrivateMessage::upsert(conn, &form)
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})
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.await??;
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Ok(pm.into())
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}
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}
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