mirror of
https://github.com/LemmyNet/lemmy.git
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1b9414f292
* Make HTTP signatures compatible with Pleroma * Send Announce/Page, Announce/Note for Pleroma compatibility * remove unused code
93 lines
3 KiB
Rust
93 lines
3 KiB
Rust
use crate::{
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objects::{community::ApubCommunity, person::ApubPerson, post::ApubPost},
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protocol::{ImageObject, Source},
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};
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use activitystreams::{object::kind::PageType, unparsed::Unparsed};
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use anyhow::anyhow;
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use chrono::{DateTime, FixedOffset};
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use lemmy_apub_lib::{
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data::Data,
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object_id::ObjectId,
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traits::ActivityHandler,
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values::MediaTypeHtml,
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};
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use lemmy_utils::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 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 Page {
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pub(crate) r#type: PageType,
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pub(crate) id: ObjectId<ApubPost>,
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pub(crate) attributed_to: ObjectId<ApubPerson>,
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pub(crate) to: Vec<Url>,
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#[serde(default)]
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pub(crate) cc: Vec<Url>,
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pub(crate) name: String,
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pub(crate) content: Option<String>,
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pub(crate) media_type: Option<MediaTypeHtml>,
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pub(crate) source: Option<Source>,
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pub(crate) url: Option<Url>,
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pub(crate) image: Option<ImageObject>,
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pub(crate) comments_enabled: Option<bool>,
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pub(crate) sensitive: Option<bool>,
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pub(crate) stickied: Option<bool>,
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pub(crate) published: Option<DateTime<FixedOffset>>,
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pub(crate) updated: Option<DateTime<FixedOffset>>,
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#[serde(flatten)]
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pub(crate) unparsed: Unparsed,
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}
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impl Page {
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/// Only mods can change the post's stickied/locked status. So if either of these is changed from
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/// the current value, it is a mod action and needs to be verified as such.
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///
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/// Both stickied and locked need to be false on a newly created post (verified in [[CreatePost]].
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pub(crate) async fn is_mod_action(&self, context: &LemmyContext) -> Result<bool, LemmyError> {
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let old_post = ObjectId::<ApubPost>::new(self.id.clone())
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.dereference_local(context)
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.await;
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let is_mod_action = if let Ok(old_post) = old_post {
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self.stickied != Some(old_post.stickied) || self.comments_enabled != Some(!old_post.locked)
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} else {
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false
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};
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Ok(is_mod_action)
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}
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pub(crate) async fn extract_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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let mut to_iter = self.to.iter();
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loop {
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if let Some(cid) = to_iter.next() {
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let cid = ObjectId::new(cid.clone());
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if let Ok(c) = cid.dereference(context, request_counter).await {
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break Ok(c);
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}
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} else {
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return Err(anyhow!("No community found in cc").into());
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}
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}
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}
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}
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// For Pleroma/Mastodon compat. Unimplemented because its only used for sending.
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#[async_trait::async_trait(?Send)]
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impl ActivityHandler for Page {
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type DataType = LemmyContext;
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async fn verify(&self, _: &Data<Self::DataType>, _: &mut i32) -> Result<(), LemmyError> {
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Err(anyhow!("Announce/Page can only be sent, not received").into())
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}
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async fn receive(self, _: &Data<Self::DataType>, _: &mut i32) -> Result<(), LemmyError> {
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unimplemented!()
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}
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}
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