118 lines
3.4 KiB
Rust
118 lines
3.4 KiB
Rust
use actix_web::{error::ErrorBadRequest, web, Error, HttpResponse, Result};
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use anyhow::anyhow;
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use lemmy_api_common::context::LemmyContext;
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use lemmy_db_schema::RegistrationMode;
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use lemmy_db_views::structs::SiteView;
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use lemmy_utils::{
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cache_header::{cache_1hour, cache_3days},
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error::LemmyError,
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version,
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};
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use serde::{Deserialize, Serialize};
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use url::Url;
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pub fn config(cfg: &mut web::ServiceConfig) {
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cfg
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.route(
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"/nodeinfo/2.0.json",
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web::get().to(node_info).wrap(cache_1hour()),
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)
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.route(
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"/.well-known/nodeinfo",
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web::get().to(node_info_well_known).wrap(cache_3days()),
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);
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}
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async fn node_info_well_known(
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context: web::Data<LemmyContext>,
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) -> Result<HttpResponse, LemmyError> {
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let node_info = NodeInfoWellKnown {
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links: vec![NodeInfoWellKnownLinks {
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rel: Url::parse("http://nodeinfo.diaspora.software/ns/schema/2.0")?,
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href: Url::parse(&format!(
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"{}/nodeinfo/2.0.json",
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&context.settings().get_protocol_and_hostname(),
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))?,
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}],
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};
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Ok(HttpResponse::Ok().json(node_info))
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}
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async fn node_info(context: web::Data<LemmyContext>) -> Result<HttpResponse, Error> {
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let site_view = SiteView::read_local(&mut context.pool())
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.await
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.map_err(|_| ErrorBadRequest(LemmyError::from(anyhow!("not_found"))))?;
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let protocols = if site_view.local_site.federation_enabled {
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Some(vec!["activitypub".to_string()])
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} else {
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None
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};
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// Since there are 3 registration options,
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// we need to set open_registrations as true if RegistrationMode is not Closed.
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let open_registrations = Some(site_view.local_site.registration_mode != RegistrationMode::Closed);
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let json = NodeInfo {
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version: Some("2.0".to_string()),
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software: Some(NodeInfoSoftware {
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name: Some("lemmy".to_string()),
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version: Some(version::VERSION.to_string()),
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}),
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protocols,
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usage: Some(NodeInfoUsage {
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users: Some(NodeInfoUsers {
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total: Some(site_view.counts.users),
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active_halfyear: Some(site_view.counts.users_active_half_year),
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active_month: Some(site_view.counts.users_active_month),
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}),
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local_posts: Some(site_view.counts.posts),
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local_comments: Some(site_view.counts.comments),
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}),
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open_registrations,
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};
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Ok(HttpResponse::Ok().json(json))
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}
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#[derive(Serialize, Deserialize, Debug)]
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struct NodeInfoWellKnown {
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pub links: Vec<NodeInfoWellKnownLinks>,
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}
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#[derive(Serialize, Deserialize, Debug)]
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struct NodeInfoWellKnownLinks {
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pub rel: Url,
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pub href: Url,
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}
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#[derive(Serialize, Deserialize, Debug, Default)]
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#[serde(rename_all = "camelCase", default)]
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pub struct NodeInfo {
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pub version: Option<String>,
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pub software: Option<NodeInfoSoftware>,
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pub protocols: Option<Vec<String>>,
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pub usage: Option<NodeInfoUsage>,
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pub open_registrations: Option<bool>,
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}
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#[derive(Serialize, Deserialize, Debug, Default)]
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#[serde(default)]
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pub struct NodeInfoSoftware {
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pub name: Option<String>,
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pub version: Option<String>,
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}
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#[derive(Serialize, Deserialize, Debug, Default)]
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#[serde(rename_all = "camelCase", default)]
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pub struct NodeInfoUsage {
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pub users: Option<NodeInfoUsers>,
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pub local_posts: Option<i64>,
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pub local_comments: Option<i64>,
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}
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#[derive(Serialize, Deserialize, Debug, Default)]
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#[serde(rename_all = "camelCase", default)]
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pub struct NodeInfoUsers {
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pub total: Option<i64>,
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pub active_halfyear: Option<i64>,
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pub active_month: Option<i64>,
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}
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