add atom compliance

Cargo.toml

@@ -24,4 +24,4 @@ comrak = "0.18"
 reqwest = { version = "0.11", features = ["json"] }
 chrono = "0.4.24"
 chrono-tz = "0.8"
-rss = "2.0"
+rss = { version = "2.0", features = ["atom"] }

src/routes/blog.rs

@@ -3,7 +3,10 @@ use std::{
     hash::{Hash, Hasher},
 };
 
-use ::rss::{Category, Channel, Guid, Image, Item};
+use ::rss::{
+    extension::atom::{AtomExtension, Link},
+    Category, Channel, Guid, Image, Item,
+};
 use actix_web::{dev::ConnectionInfo, get, web, HttpRequest, HttpResponse, Responder};
 use cached::proc_macro::once;
 use chrono::{DateTime, Datelike, Local, NaiveDateTime, Utc};
@@ -20,6 +23,8 @@ use crate::{
     template::Infos,
 };
 
+const MIME_TYPE: &str = "application/rss+xml";
+
 #[get("/blog")]
 pub async fn index(config: web::Data<Config>) -> impl Responder {
     HttpResponse::Ok().body(build_index(config.get_ref().to_owned()))
@@ -174,7 +179,7 @@ fn get_post(post: &mut Option<File>, filename: String) -> Infos {
 #[get("/blog/rss")]
 pub async fn rss(req: HttpRequest, config: web::Data<Config>) -> impl Responder {
     HttpResponse::Ok()
-        .append_header(("content-type", "application/rss+xml"))
+        .append_header(("content-type", MIME_TYPE))
         .body(build_rss(
             config.get_ref().to_owned(),
             req.connection_info().to_owned(),
@@ -202,11 +207,12 @@ fn build_rss(config: Config, info: ConnectionInfo) -> String {
         None
     };
     let title = "Blog d'Anri";
+    let lang = "fr";
     let channel = Channel {
         title: title.to_owned(),
         link: link_to_site.to_owned(),
         description: "Un fil qui parle d'informatique notamment".into(),
-        language: Some("fr".into()),
+        language: Some(lang.into()),
         managing_editor: author.to_owned(),
         webmaster: author,
         pub_date: Some(Local::now().to_rfc2822()),
@@ -252,6 +258,16 @@ fn build_rss(config: Config, info: ConnectionInfo) -> String {
                 ..Item::default()
             })
             .collect(),
+        atom_ext: Some(AtomExtension {
+            links: vec![Link {
+                href: format!("{}/blog/rss", link_to_site),
+                rel: "self".into(),
+                hreflang: Some(lang.into()),
+                mime_type: Some(MIME_TYPE.into()),
+                title: Some(title.to_owned()),
+                length: None,
+            }],
+        }),
         ..Channel::default()
     };