110 lines
3.5 KiB
Rust
110 lines
3.5 KiB
Rust
use crate::config::MagnetarConfig;
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use crate::util::{lenient_parse_acct_decode, FediverseTag};
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use axum::extract::{Query, State};
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use axum::http::StatusCode;
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use axum::response::IntoResponse;
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use axum::Json;
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use hyper::header;
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use magnetar_calckey_model::CalckeyModel;
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use magnetar_core::web_model::acct::Acct;
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use magnetar_core::web_model::content_type::{ContentActivityStreams, ContentHtml, ContentJrdJson};
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use magnetar_core::web_model::rel::{RelOStatusSubscribe, RelSelf, RelWebFingerProfilePage};
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use magnetar_webfinger::webfinger::{WebFinger, WebFingerRel, WebFingerSubject};
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use serde::Deserialize;
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use tracing::error;
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#[derive(Deserialize)]
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pub struct WebFingerQuery {
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resource: WebFingerSubject,
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rel: Option<Vec<String>>,
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}
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// TODO: Filter by rel
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pub async fn handle_webfinger(
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Query(WebFingerQuery { resource, rel, .. }): Query<WebFingerQuery>,
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State((config, ck)): State<(&'static MagnetarConfig, CalckeyModel)>,
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) -> Result<impl IntoResponse, StatusCode> {
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let resource = match resource {
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acct @ WebFingerSubject::Acct(_) => acct,
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// Leniently re-add the acct
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WebFingerSubject::Url(url) if !url.starts_with("http:") && !url.starts_with("https:") => {
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WebFingerSubject::Acct(Acct::new(url.into()))
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}
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other => other,
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};
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let user = match resource {
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WebFingerSubject::Acct(acct) => {
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let tag = lenient_parse_acct_decode(&acct).map_err(|e| {
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error!("Failed to parse tag: {e}");
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StatusCode::UNPROCESSABLE_ENTITY
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})?;
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ck.get_user_by_tag(&tag.name, tag.host.as_deref())
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.await
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.map_err(|e| {
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error!("Data error: {e}");
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StatusCode::INTERNAL_SERVER_ERROR
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})?
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}
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// Kinda a
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WebFingerSubject::Url(url) => ck.get_user_by_uri(&url).await.map_err(|e| {
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error!("Data error: {e}");
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StatusCode::INTERNAL_SERVER_ERROR
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})?,
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};
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if user.is_none() {
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return Err(StatusCode::NOT_FOUND);
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}
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let user = user.unwrap();
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let tag = FediverseTag::from((&user.username, user.host.as_ref()));
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let mut links = Vec::new();
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let mut aliases = Vec::new();
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match tag.host {
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Some(ref host) if host != &config.networking.host => {}
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_ => {
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links.push(WebFingerRel::RelOStatusSubscribe {
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rel: RelOStatusSubscribe,
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template: format!(
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"{}://{}/authorize-follow?acct={{uri}}",
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config.networking.protocol, config.networking.host
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),
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});
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let user_url = format!(
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"{}://{}/@{}",
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config.networking.protocol, config.networking.host, tag.name
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);
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links.push(WebFingerRel::RelWebFingerProfilePage {
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rel: RelWebFingerProfilePage,
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content_type: ContentHtml,
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href: user_url.clone(),
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});
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aliases.push(WebFingerSubject::Url(user_url));
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}
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}
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if let Some(uri) = user.uri {
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links.push(WebFingerRel::RelSelf {
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rel: RelSelf,
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content_type: ContentActivityStreams,
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href: uri,
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});
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}
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Ok((
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[(header::CONTENT_TYPE, ContentJrdJson.as_ref())],
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Json(WebFinger {
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subject: WebFingerSubject::Acct(tag.into()),
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aliases: Some(aliases),
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links,
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}),
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))
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}
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