mirror of https://github.com/spikecodes/libreddit
134 lines
3.2 KiB
Rust
134 lines
3.2 KiB
Rust
use std::collections::HashMap;
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// CRATES
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use crate::server::ResponseExt;
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use crate::utils::{redirect, template, Preferences};
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use askama::Template;
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use cookie::Cookie;
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use futures_lite::StreamExt;
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use hyper::{Body, Request, Response};
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use time::{Duration, OffsetDateTime};
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// STRUCTS
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#[derive(Template)]
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#[template(path = "settings.html")]
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struct SettingsTemplate {
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prefs: Preferences,
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}
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// CONSTANTS
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const PREFS: [&str; 9] = [
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"theme",
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"front_page",
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"layout",
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"wide",
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"comment_sort",
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"post_sort",
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"show_nsfw",
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"use_hls",
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"hide_hls_notification",
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];
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// FUNCTIONS
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// Retrieve cookies from request "Cookie" header
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pub async fn get(req: Request<Body>) -> Result<Response<Body>, String> {
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template(SettingsTemplate { prefs: Preferences::new(req) })
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}
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// Set cookies using response "Set-Cookie" header
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pub async fn set(req: Request<Body>) -> Result<Response<Body>, String> {
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// Split the body into parts
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let (parts, mut body) = req.into_parts();
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// Grab existing cookies
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let mut cookies = Vec::new();
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for header in parts.headers.get_all("Cookie") {
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if let Ok(cookie) = Cookie::parse(header.to_str().unwrap_or_default()) {
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cookies.push(cookie);
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}
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}
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// Aggregate the body...
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// let whole_body = hyper::body::aggregate(req).await.map_err(|e| e.to_string())?;
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let body_bytes = body
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.try_fold(Vec::new(), |mut data, chunk| {
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data.extend_from_slice(&chunk);
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Ok(data)
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})
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.await
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.map_err(|e| e.to_string())?;
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let form = url::form_urlencoded::parse(&body_bytes).collect::<HashMap<_, _>>();
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let mut res = redirect("/settings".to_string());
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for &name in &PREFS {
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match form.get(name) {
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Some(value) => res.insert_cookie(
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Cookie::build(name.to_owned(), value.to_owned())
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.path("/")
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.http_only(true)
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.expires(OffsetDateTime::now_utc() + Duration::weeks(52))
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.finish(),
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),
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None => res.remove_cookie(name.to_string()),
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};
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}
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Ok(res)
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}
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fn set_cookies_method(req: Request<Body>, remove_cookies: bool) -> Response<Body> {
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// Split the body into parts
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let (parts, _) = req.into_parts();
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// Grab existing cookies
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let mut cookies = Vec::new();
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for header in parts.headers.get_all("Cookie") {
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if let Ok(cookie) = Cookie::parse(header.to_str().unwrap_or_default()) {
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cookies.push(cookie);
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}
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}
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let query = parts.uri.query().unwrap_or_default().as_bytes();
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let form = url::form_urlencoded::parse(query).collect::<HashMap<_, _>>();
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let path = match form.get("redirect") {
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Some(value) => format!("/{}", value.replace("%26", "&").replace("%23", "#")),
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None => "/".to_string(),
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};
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let mut res = redirect(path);
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for &name in &PREFS {
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match form.get(name) {
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Some(value) => res.insert_cookie(
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Cookie::build(name.to_owned(), value.to_owned())
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.path("/")
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.http_only(true)
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.expires(OffsetDateTime::now_utc() + Duration::weeks(52))
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.finish(),
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),
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None => {
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if remove_cookies {
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res.remove_cookie(name.to_string())
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}
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}
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};
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}
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res
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}
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// Set cookies using response "Set-Cookie" header
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pub async fn restore(req: Request<Body>) -> Result<Response<Body>, String> {
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Ok(set_cookies_method(req, true))
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}
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pub async fn update(req: Request<Body>) -> Result<Response<Body>, String> {
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Ok(set_cookies_method(req, false))
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}
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