lemmy/crates/apub/src/protocol/objects/group.rs
Felix Ableitner 8ea21c39b7 Reduce stack memory usage in apub code
- use our own, smaller Endpoints struct
- wrap ObjectId.url in Box
- adjust usage of Box in different places
2021-11-06 14:53:39 +01:00

94 lines
3.1 KiB
Rust

use crate::{
check_is_apub_id_valid,
collections::{
community_moderators::ApubCommunityModerators,
community_outbox::ApubCommunityOutbox,
},
objects::{community::ApubCommunity, get_summary_from_string_or_source},
protocol::{objects::Endpoints, ImageObject, Source},
};
use activitystreams::{actor::kind::GroupType, unparsed::Unparsed};
use chrono::{DateTime, FixedOffset};
use lemmy_apub_lib::{object_id::ObjectId, signatures::PublicKey, verify::verify_domains_match};
use lemmy_db_schema::{naive_now, source::community::CommunityForm};
use lemmy_utils::{
settings::structs::Settings,
utils::{check_slurs, check_slurs_opt},
LemmyError,
};
use serde::{Deserialize, Serialize};
use serde_with::skip_serializing_none;
use url::Url;
#[skip_serializing_none]
#[derive(Clone, Debug, Deserialize, Serialize)]
#[serde(rename_all = "camelCase")]
pub struct Group {
#[serde(rename = "type")]
pub(crate) kind: GroupType,
pub(crate) id: ObjectId<ApubCommunity>,
/// username, set at account creation and can never be changed
pub(crate) preferred_username: String,
/// title (can be changed at any time)
pub(crate) name: String,
pub(crate) summary: Option<String>,
pub(crate) source: Option<Source>,
pub(crate) icon: Option<ImageObject>,
/// banner
pub(crate) image: Option<ImageObject>,
// lemmy extension
pub(crate) sensitive: Option<bool>,
// lemmy extension
pub(crate) moderators: Option<ObjectId<ApubCommunityModerators>>,
pub(crate) inbox: Url,
pub(crate) outbox: ObjectId<ApubCommunityOutbox>,
pub(crate) followers: Url,
pub(crate) endpoints: Endpoints,
pub(crate) public_key: PublicKey,
pub(crate) published: Option<DateTime<FixedOffset>>,
pub(crate) updated: Option<DateTime<FixedOffset>>,
#[serde(flatten)]
pub(crate) unparsed: Unparsed,
}
impl Group {
pub(crate) async fn into_form(
self,
expected_domain: &Url,
settings: &Settings,
) -> Result<CommunityForm, LemmyError> {
check_is_apub_id_valid(self.id.inner(), true, settings)?;
verify_domains_match(expected_domain, self.id.inner())?;
let name = self.preferred_username;
let title = self.name;
let description = get_summary_from_string_or_source(&self.summary, &self.source);
let shared_inbox = self.endpoints.shared_inbox.map(|s| s.into());
let slur_regex = &settings.slur_regex();
check_slurs(&name, slur_regex)?;
check_slurs(&title, slur_regex)?;
check_slurs_opt(&description, slur_regex)?;
Ok(CommunityForm {
name,
title,
description,
removed: None,
published: self.published.map(|u| u.naive_local()),
updated: self.updated.map(|u| u.naive_local()),
deleted: None,
nsfw: Some(self.sensitive.unwrap_or(false)),
actor_id: Some(self.id.into()),
local: Some(false),
private_key: None,
public_key: Some(self.public_key.public_key_pem),
last_refreshed_at: Some(naive_now()),
icon: Some(self.icon.map(|i| i.url.into())),
banner: Some(self.image.map(|i| i.url.into())),
followers_url: Some(self.followers.into()),
inbox_url: Some(self.inbox.into()),
shared_inbox_url: Some(shared_inbox),
})
}
}