Add RSS feeds (fix #57) (#90)

* Add RSS feeds

* feat(rss): feature-ify rss

* feat(rss): config-ify rss

* fix(rss): update info page

* feat(rss): conditionally add RSS feeds to user and sub pages

* feat(rss): implement URLs for RSS
This commit is contained in:
Matthew Esposito 2024-07-21 14:09:34 -04:00 committed by GitHub
parent 9bdb5c8966
commit 374238abc3
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13 changed files with 1808 additions and 1185 deletions

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@ -2,6 +2,7 @@
use crate::client::json;
use crate::server::RequestExt;
use crate::utils::{error, filter_posts, format_url, get_filters, nsfw_landing, param, setting, template, Post, Preferences, User};
use crate::{config, utils};
use askama::Template;
use hyper::{Body, Request, Response};
use time::{macros::format_description, OffsetDateTime};
@ -129,6 +130,56 @@ async fn user(name: &str) -> Result<User, String> {
})
}
pub async fn rss(req: Request<Body>) -> Result<Response<Body>, String> {
if config::get_setting("REDLIB_ENABLE_RSS").is_none() {
return Ok(error(req, "RSS is disabled on this instance.").await.unwrap_or_default());
}
use crate::utils::rewrite_urls;
use hyper::header::CONTENT_TYPE;
use rss::{ChannelBuilder, Item};
// Get user
let user_str = req.param("name").unwrap_or_default();
let listing = req.param("listing").unwrap_or_else(|| "overview".to_string());
// Get path
let path = format!("/user/{user_str}/{listing}.json?{}&raw_json=1", req.uri().query().unwrap_or_default(),);
// Get user
let user_obj = user(&user_str).await.unwrap_or_default();
// Get posts
let (posts, _) = Post::fetch(&path, false).await?;
// Build the RSS feed
let channel = ChannelBuilder::default()
.title(user_str)
.description(user_obj.description)
.items(
posts
.into_iter()
.map(|post| Item {
title: Some(post.title.to_string()),
link: Some(utils::get_post_url(&post)),
author: Some(post.author.name),
content: Some(rewrite_urls(&post.body)),
..Default::default()
})
.collect::<Vec<_>>(),
)
.build();
// Serialize the feed to RSS
let body = channel.to_string().into_bytes();
// Create the HTTP response
let mut res = Response::new(Body::from(body));
res.headers_mut().insert(CONTENT_TYPE, hyper::header::HeaderValue::from_static("application/rss+xml"));
Ok(res)
}
#[tokio::test(flavor = "multi_thread")]
async fn test_fetching_user() {
let user = user("spez").await;