Merge pull request #78 from mcrossman/subscriptions

Subscribing to subreddits (favorites)

Cargo.lock

@@ -480,9 +480,9 @@ dependencies = [
 
 [[package]]
 name = "bumpalo"
-version = "3.5.0"
+version = "3.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f07aa6688c702439a1be0307b6a94dffe1168569e45b9500c1372bc580740d59"
+checksum = "099e596ef14349721d9016f6b80dd3419ea1bf289ab9b44df8e4dfd3a005d5d9"
 
 [[package]]
 name = "byteorder"
@@ -531,9 +531,9 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "chunked_transfer"
-version = "1.3.0"
+version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7477065d45a8fe57167bf3cf8bcd3729b54cfcb81cca49bda2d038ea89ae82ca"
+checksum = "fff857943da45f546682664a79488be82e69e43c1a7a2307679ab9afb3a66d2e"
 
 [[package]]
 name = "const_fn"
@@ -628,9 +628,9 @@ dependencies = [
 
 [[package]]
 name = "flate2"
-version = "1.0.19"
+version = "1.0.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7411863d55df97a419aa64cb4d2f167103ea9d767e2c54a1868b7ac3f6b47129"
+checksum = "cd3aec53de10fe96d7d8c565eb17f2c687bb5518a2ec453b5b1252964526abe0"
 dependencies = [
  "cfg-if 1.0.0",
  "crc32fast",
@@ -988,9 +988,9 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.83"
+version = "0.2.84"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7eb0c4e9c72ee9d69b767adebc5f4788462a3b45624acd919475c92597bcaf4f"
+checksum = "1cca32fa0182e8c0989459524dc356b8f2b5c10f1b9eb521b7d182c03cf8c5ff"
 
 [[package]]
 name = "libreddit"

src/main.rs

@@ -54,7 +54,7 @@ async fn main() -> std::io::Result<()> {
 			.wrap_fn(move |req, srv| {
 				let secure = req.connection_info().scheme() == "https";
 				let https_url = format!("https://{}{}", req.connection_info().host(), req.uri().to_string());
-				srv.call(req).map(move |res: Result<ServiceResponse, _>|
+				srv.call(req).map(move |res: Result<ServiceResponse, _>| {
 					if force_https && !secure {
 						Ok(ServiceResponse::new(
 							res.unwrap().request().to_owned(),
@@ -63,16 +63,21 @@ async fn main() -> std::io::Result<()> {
 					} else {
 						res
 					}
-				)
+				})
 			})
 			// Append trailing slash and remove double slashes
 			.wrap(middleware::NormalizePath::default())
 			// Apply default headers for security
-			.wrap(middleware::DefaultHeaders::new()
+			.wrap(
+				middleware::DefaultHeaders::new()
 					.header("Referrer-Policy", "no-referrer")
 					.header("X-Content-Type-Options", "nosniff")
 					.header("X-Frame-Options", "DENY")
-				.header("Content-Security-Policy", "default-src 'none'; media-src 'self'; style-src 'self' 'unsafe-inline'; base-uri 'none'; img-src 'self' data:; form-action 'self'; frame-ancestors 'none';"))
+					.header(
+						"Content-Security-Policy",
+						"default-src 'none'; style-src 'self' 'unsafe-inline'; base-uri 'none'; img-src 'self' data:; form-action 'self'; frame-ancestors 'none';",
+					),
+			)
 			// Default service in case no routes match
 			.default_service(web::get().to(|| utils::error("Nothing here".to_string())))
 			// Read static files
@@ -99,6 +104,8 @@ async fn main() -> std::io::Result<()> {
 					// See posts and info about subreddit
 					.route("/", web::get().to(subreddit::page))
 					.route("/{sort:hot|new|top|rising|controversial}/", web::get().to(subreddit::page))
+					// Handle subscribe/unsubscribe
+					.route("/{action:subscribe|unsubscribe}/", web::post().to(subreddit::subscriptions))
 					// View post on subreddit
 					.service(
 						web::scope("/comments/{id}/{title}")

src/proxy.rs

@@ -24,8 +24,7 @@ pub async fn handler(web::Path(b64): web::Path<String>) -> Result<HttpResponse>
 	let decoded = decode(b64).map(|bytes| String::from_utf8(bytes).unwrap_or_default());
 
 	match decoded {
-		Ok(media) => {
+		Ok(media) => match Url::parse(media.as_str()) {
-			match Url::parse(media.as_str()) {
 			Ok(url) => {
 				let domain = url.domain().unwrap_or_default();
 
@@ -42,8 +41,7 @@ pub async fn handler(web::Path(b64): web::Path<String>) -> Result<HttpResponse>
 				}
 			}
 			_ => Err(error::ErrorBadRequest("Can't parse base64 into URL")),
-			}
+		},
-		}
 		_ => Err(error::ErrorBadRequest("Can't decode base64")),
 	}
 }

src/subreddit.rs

@@ -1,7 +1,8 @@
 // CRATES
 use crate::utils::*;
-use actix_web::{HttpRequest, HttpResponse, Result};
+use actix_web::{cookie::Cookie, HttpRequest, HttpResponse, Result};
 use askama::Template;
+use time::{Duration, OffsetDateTime};
 
 // STRUCTS
 #[derive(Template)]
@@ -25,23 +26,43 @@ struct WikiTemplate {
 
 // SERVICES
 pub async fn page(req: HttpRequest) -> HttpResponse {
-	let path = format!("{}.json?{}", req.path(), req.query_string());
+	let subscribed = cookie(&req, "subscriptions");
-	let default = cookie(&req, "front_page");
+	let front_page = cookie(&req, "front_page");
-	let sub_name = req
+	let sort = req.match_info().get("sort").unwrap_or("hot").to_string();
+
+	let sub = req
 		.match_info()
 		.get("sub")
-		.unwrap_or(if default.is_empty() { "popular" } else { default.as_str() })
+		.map(String::from)
-		.to_string();
+		.unwrap_or(if front_page == "default" || front_page.is_empty() {
-	let sort = req.match_info().get("sort").unwrap_or("hot").to_string();
+			if subscribed.is_empty() {
+				"popular".to_string()
+			} else {
+				subscribed.to_owned()
+			}
+		} else {
+			front_page.to_owned()
+		});
+
+	let path = format!("/r/{}.json?{}", sub, req.query_string());
 
 	match fetch_posts(&path, String::new()).await {
 		Ok((posts, after)) => {
 			// If you can get subreddit posts, also request subreddit metadata
-			let sub = if !sub_name.contains('+') && sub_name != "popular" && sub_name != "all" {
+			let sub = if !sub.contains('+') && sub != subscribed && sub != "popular" && sub != "all" {
-				subreddit(&sub_name).await.unwrap_or_default()
+				// Regular subreddit
-			} else if sub_name.contains('+') {
+				subreddit(&sub).await.unwrap_or_default()
+			} else if sub == subscribed {
+				// Subscription feed
+				if req.path().starts_with("/r/") {
+					subreddit(&sub).await.unwrap_or_default()
+				} else {
+					Subreddit::default()
+				}
+			} else if sub.contains('+') {
+				// Multireddit
 				Subreddit {
-					name: sub_name,
+					name: sub,
 					..Subreddit::default()
 				}
 			} else {
@@ -63,6 +84,50 @@ pub async fn page(req: HttpRequest) -> HttpResponse {
 	}
 }
 
+// Sub or unsub by setting subscription cookie using response "Set-Cookie" header
+pub async fn subscriptions(req: HttpRequest) -> HttpResponse {
+	let mut res = HttpResponse::Found();
+
+	let sub = req.match_info().get("sub").unwrap_or_default().to_string();
+	let action = req.match_info().get("action").unwrap_or_default().to_string();
+	let mut sub_list = prefs(req.to_owned()).subs;
+
+	// Modify sub list based on action
+	if action == "subscribe" && !sub_list.contains(&sub) {
+		sub_list.push(sub.to_owned());
+		sub_list.sort();
+	} else if action == "unsubscribe" {
+		sub_list.retain(|s| s != &sub);
+	}
+
+	// Delete cookie if empty, else set
+	if sub_list.is_empty() {
+		res.del_cookie(&Cookie::build("subscriptions", "").path("/").finish());
+	} else {
+		res.cookie(
+			Cookie::build("subscriptions", sub_list.join("+"))
+				.path("/")
+				.http_only(true)
+				.expires(OffsetDateTime::now_utc() + Duration::weeks(52))
+				.finish(),
+		);
+	}
+
+	// Redirect back to subreddit
+	// check for redirect parameter if unsubscribing from outside sidebar
+	let redirect_path = param(&req.uri().to_string(), "redirect");
+	let path = if !redirect_path.is_empty() && redirect_path.starts_with('/') {
+		redirect_path
+	} else {
+		format!("/r/{}", sub)
+	};
+
+	res
+		.content_type("text/html")
+		.set_header("Location", path.to_owned())
+		.body(format!("Redirecting to <a href=\"{0}\">{0}</a>...", path))
+}
+
 pub async fn wiki(req: HttpRequest) -> HttpResponse {
 	let sub = req.match_info().get("sub").unwrap_or("reddit.com").to_string();
 	let page = req.match_info().get("page").unwrap_or("index").to_string();

src/utils.rs

@@ -129,6 +129,7 @@ pub struct Preferences {
 	pub wide: String,
 	pub hide_nsfw: String,
 	pub comment_sort: String,
+	pub subs: Vec<String>,
 }
 
 //
@@ -144,6 +145,7 @@ pub fn prefs(req: HttpRequest) -> Preferences {
 		wide: cookie(&req, "wide"),
 		hide_nsfw: cookie(&req, "hide_nsfw"),
 		comment_sort: cookie(&req, "comment_sort"),
+		subs: cookie(&req, "subscriptions").split('+').map(String::from).filter(|s| s != "").collect(),
 	}
 }
 

static/style.css

@@ -68,11 +68,12 @@ pre, form, fieldset, table, th, td, select, input {
 body {
 	background: var(--background);
 	font-size: 15px;
+	padding-top: 60px;
 }
 
 nav {
 	display: grid;
-	grid-template-areas: "logo searchbox code";
+	grid-template-areas: "logo searchbox links";
 
 	justify-content: space-between;
 	align-items: center;
@@ -83,7 +84,7 @@ nav {
 	
 	font-size: 20px;
 	
-	z-index: 1;
+	z-index: 2;
 	top: 0;
 	padding: 5px 15px;
 	min-height: 40px;
@@ -94,12 +95,23 @@ nav {
 nav * { color: var(--text); }
 nav #reddit, #code { color: var(--accent); }
 nav #logo { grid-area: logo; }
-nav #code { grid-area: code; }
+
-nav #version { opacity: 50%; }
+nav #links {
+	grid-area: links;
+	margin-left: 10px;
+}
+
+nav #version {
+	opacity: 50%;
+	vertical-align: -2px;
+	margin-right: 10px;
+}
+
+nav #libreddit {
+	vertical-align: -2px;
+}
 
 #settings_link {
-	font-size: 18px;
-	margin-left: 10px;
 	opacity: 0.8;
 }
 
@@ -108,7 +120,7 @@ main {
 	justify-content: center;
 	max-width: 1000px;
 	padding: 10px 20px;
-	margin: 60px auto 20px auto
+	margin: 0 auto;
 }
 
 .wide main {
@@ -232,6 +244,71 @@ aside {
 	color: var(--accent);
 }
 
+/* Subscriptions */
+
+#sub_subscription {
+	margin-top: 20px;
+}
+
+.subscribe, .unsubscribe {
+	padding: 10px 20px;
+	border-radius: 5px;
+	cursor: pointer;
+}
+
+.subscribe {
+	color: var(--foreground);
+	background-color: var(--accent);
+}
+
+.unsubscribe { 
+	color: var(--text);
+	background-color: var(--highlighted);
+}
+
+/* Subscribed subreddit list */
+
+#subscriptions {
+	position: relative;
+	border-radius: 5px;
+	border: var(--panel-border);
+	background-color: var(--outside);
+	align-items: center;
+	box-sizing: border-box;
+	font-size: 15px;
+	display: inline-block;
+}
+
+#subscriptions > summary {
+	padding: 8px 15px;
+}
+
+#sub_list {
+	position: absolute;
+	display: flex;
+	min-width: 100%;
+	border-radius: 5px;
+	box-shadow: var(--shadow);
+	background: var(--outside);
+	flex-direction: column;
+	overflow: auto;
+	z-index: 1;
+}
+
+#sub_list > a {
+	padding: 10px 20px;
+	transition: 0.2s background;
+}
+
+#sub_list > .selected {
+	background-color: var(--accent);
+	color: var(--foreground);
+}
+
+#sub_list > a:not(.selected):hover {
+	background-color: var(--foreground);
+}
+
 /* Wiki Pages */
 
 #wiki {
@@ -452,10 +529,6 @@ a.search_subreddit:hover {
 
 .post:not(:last-child) { margin-bottom: 10px; }
 
-.post.highlighted {
-	margin: 20px 0;
-}
-
 .post:hover {
 	background: var(--foreground);
 }
@@ -789,7 +862,7 @@ a.search_subreddit:hover {
 
 /* Settings */
 
-#settings {
+#settings, #settings > form {
 	display: flex;
 	flex-direction: column;
 	align-items: center;
@@ -802,7 +875,7 @@ a.search_subreddit:hover {
 	opacity: 0.75;
 }
 
-#prefs {
+.prefs {
 	display: flex;
 	flex-direction: column;
 	justify-content: space-between;
@@ -812,7 +885,7 @@ a.search_subreddit:hover {
 	border-radius: 5px;
 }
 
-#prefs > div {
+.prefs > div {
 	display: flex;
 	justify-content: space-between;
 	width: 100%;
@@ -820,17 +893,21 @@ a.search_subreddit:hover {
 	align-items: center;
 }
 
-#prefs > div:not(:last-of-type) {
+.prefs > div:not(:last-of-type) {
 	margin-bottom: 10px;
 }
 
-#prefs select {
+.prefs select {
 	border-radius: 5px;
 	box-shadow: var(--shadow);
 	margin-left: 20px;
 	background: var(--foreground);
 }
 
+aside.prefs {
+	margin-top: 20px;
+}
+
 #save {
 	background: var(--highlighted);
 	padding: 10px 15px;
@@ -843,6 +920,27 @@ input[type="submit"] {
 	-webkit-appearance: none;
 	-moz-appearance: none;
 }
+
+#settings_subs {
+	list-style: none;
+	padding: 0;
+}
+
+#settings_subs > li {
+	display: flex;
+	margin: 10px 0;
+}
+#settings_subs > li:last-of-type { margin-bottom: 0; }
+
+#settings_subs > li > span {
+	padding: 10px 0;
+	margin-right: auto;
+}
+
+#settings_subs .unsubscribe {
+	margin-left: 30px;
+}
+
 /* Markdown */
 
 .md > *:not(:first-child) {
@@ -916,6 +1014,8 @@ td, th {
 /* Mobile */
 
 @media screen and (max-width: 480px) {
+	#version { display: none; }
+
 	.post {
 		grid-template: 	"post_header post_header post_thumbnail" auto
 				"post_title  post_title  post_thumbnail" 1fr
@@ -954,25 +1054,37 @@ td, th {
 }
 
 @media screen and (max-width: 800px) {
+	body { padding-top: 120px }
+
 	main {
 		flex-direction: column-reverse;
 		padding: 10px;
-		margin: 100px 0 10px 0;
+		margin: 0 0 10px 0;
 		max-width: 100%;
 	}
 	
 	nav {
-		grid-template-areas: 'logo code' 'searchbox searchbox';
+		grid-template-areas: 'logo links' 'searchbox searchbox';
 		padding: 10px;
 		width: calc(100% - 20px);
 	}
 
+	nav #links { margin-left: auto; }
+
+	#subscriptions { position: unset; }
+
+	#sub_list {
+		left: 10px;
+		right: 10px;
+		min-width: auto;
+	}
+
 	aside, #subreddit, #user {
 		margin: 0;
 		max-width: 100%;
 	}
 
 	#user, #sidebar { margin: 20px 0;	}
-	#logo { margin: 5px auto; }
+	#logo, #links { margin-bottom: 5px; }
 	#searchbox { width: calc(100vw - 35px); }
 }

templates/base.html

@@ -16,15 +16,18 @@
 		{% if prefs.theme != "system" %} {{ prefs.theme }}{% endif %}">
 		<!-- NAVIGATION BAR -->
 		<nav>
-			<p id="logo">
+			<div id="logo">
 				<a id="libreddit" href="/">
 					<span id="lib">lib</span><span id="reddit">reddit.</span>
 				</a>
 				<span id="version">v{{ env!("CARGO_PKG_VERSION") }}</span>
-				<a id="settings_link" href="/settings">settings</a>
+				{% block subscriptions %}{% endblock %}
-			</p>
+			</div>
 			{% block search %}{% endblock %}
+			<div id="links">
+				<a id="settings_link" href="/settings">settings</a>
 				<a id="code" href="https://github.com/spikecodes/libreddit">code</a>
+			</div>
 		</nav>
 		
 		<!-- MAIN CONTENT -->

templates/post.html

@@ -13,6 +13,10 @@
 	<meta name="author" content="u/{{ post.author.name }}">
 {% endblock %}
 
+{% block subscriptions %}
+	{% call utils::sub_list(post.community.as_str()) %}
+{% endblock %}
+
 <!-- OPEN COMMENT MACRO -->
 {% macro comment(item) -%}
 <div id="{{ item.id }}" class="comment">

templates/search.html

@@ -3,6 +3,10 @@
 
 {% block title %}Libreddit: search results - {{ params.q }}{% endblock %}
 
+{% block subscriptions %}
+	{% call utils::sub_list("") %}
+{% endblock %}
+
 {% block content %}
 	<div id="column_one">
 		<form id="search_sort">

templates/settings.html

@@ -8,8 +8,9 @@
 {% endblock %}
 
 {% block content %}
-<form id="settings" action="/settings" method="POST">
+	<div id="settings">
-	<div id="prefs">
+	<form action="/settings" method="POST">
+		<div class="prefs">
 			<p>Appearance</p>
 			<div id="theme">
 				<label for="theme">Theme:</label>
@@ -21,7 +22,7 @@
 			<div id="front_page">
 				<label for="front_page">Front page:</label>
 				<select name="front_page"> 
-				{% call utils::options(prefs.front_page, ["popular", "all"], "popular") %}
+					{% call utils::options(prefs.front_page, ["default", "popular", "all"], "default") %}
 				</select>
 			</div>
 			<div id="layout">
@@ -49,4 +50,21 @@
 		<p id="settings_note"><b>Note:</b> settings are saved in browser cookies. Clearing your cookie data will reset them.</p>
 		<input id="save" type="submit" value="Save">
 	</form>
+	{% if prefs.subs.len() > 0 %}
+		<aside class="prefs">
+			<p>Subscribed Subreddits</p>
+			<ul id="settings_subs">
+				{% for sub in prefs.subs %}
+					<li>
+						<span>{{ sub }}</span>
+						<form action="/r/{{ sub }}/unsubscribe/?redirect=/settings" method="POST">
+								<button class="unsubscribe">Unsubscribe</button>
+						</form>
+					</li>
+				{% endfor %}
+			</ul>
+		</aside>
+	{% endif %}
+</div>
+
 {% endblock %}

templates/subreddit.html

@@ -11,6 +11,10 @@
 	{% call utils::search(["/r/", sub.name.as_str()].concat(), "") %}
 {% endblock %}
 
+{% block subscriptions %}
+	{% call utils::sub_list(sub.name.as_str(), "wide") %}
+{% endblock %}
+
 {% block body %}
 	<main>
 		<div id="column_one">
@@ -121,6 +125,17 @@
 						<div>{{ sub.members }}</div>
 						<div>{{ sub.active }}</div>
 					</div>
+					<div id="sub_subscription">
+						{% if prefs.subs.contains(sub.name) %}
+							<form action="/r/{{ sub.name }}/unsubscribe" method="POST">
+								<button class="unsubscribe">Unsubscribe</button>
+							</form>
+						{% else %}
+							<form action="/r/{{ sub.name }}/subscribe" method="POST">
+								<button class="subscribe">Subscribe</button>
+							</form>
+						{% endif %}
+					</div>
 				</div>
 			</div>
 			<details class="panel" id="sidebar">

templates/user.html

@@ -7,6 +7,10 @@
 
 {% block title %}{{ user.name.replace("u/", "") }} (u/{{ user.name }}) - Libreddit{% endblock %}
 
+{% block subscriptions %}
+	{% call utils::sub_list("") %}
+{% endblock %}
+
 {% block body %}
 	<main>
 		<div id="column_one">

templates/utils.html

@@ -39,3 +39,16 @@
 	{% else if flair_part.flair_part_type == "text" %}<span>{{ flair_part.value }}</span>{% endif %}
 {% endfor %}
 {%- endmacro %}
+
+{% macro sub_list(current) -%}
+{% if prefs.subs.len() > 0 %}
+	<details id="subscriptions">
+		<summary>Subscriptions</summary>
+		<div id="sub_list">
+			{% for sub in prefs.subs %}
+				<a href="/r/{{ sub }}" {% if sub == current %}class="selected"{% endif %}>{{ sub }}</a>
+			{% endfor %}
+		</div>
+	</details>
+{% endif %}
+{%- endmacro %}

templates/wiki.html

@@ -10,6 +10,10 @@
 	{% call utils::search(["/r/", sub.as_str()].concat(), "") %}
 {% endblock %}
 
+{% block subscriptions %}
+	{% call utils::sub_list(sub.as_str()) %}
+{% endblock %}
+
 {% block body %}
 	<main>
 		<div class="panel" id="column_one">