Categorize routes and refactor error handlers

Cargo.lock

@@ -678,9 +678,9 @@ checksum = "fed34cd105917e91daa4da6b3728c47b068749d6a62c59811f06ed2ac71d9da7"
 
 [[package]]
 name = "futures"
-version = "0.3.9"
+version = "0.3.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c70be434c505aee38639abccb918163b63158a4b4bb791b45b7023044bdc3c9c"
+checksum = "309f13e3f4be6d5917178c84db67c0b9a09177ac16d4f9a7313a767a68adaa77"
 dependencies = [
  "futures-channel",
  "futures-core",
@@ -692,9 +692,9 @@ dependencies = [
 
 [[package]]
 name = "futures-channel"
-version = "0.3.9"
+version = "0.3.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f01c61843314e95f96cc9245702248733a3a3d744e43e2e755e3c7af8348a0a9"
+checksum = "7a3b03bd32f6ec7885edeb99acd1e47e20e34fd4dfd3c6deed6fcac8a9d28f6a"
 dependencies = [
  "futures-core",
  "futures-sink",
@@ -702,21 +702,21 @@ dependencies = [
 
 [[package]]
 name = "futures-core"
-version = "0.3.9"
+version = "0.3.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "db8d3b0917ff63a2a96173133c02818fac4a746b0a57569d3baca9ec0e945e08"
+checksum = "ed8aeae2b6ab243ebabe6f54cd4cf53054d98883d5d326128af7d57a9ca5cd3d"
 
 [[package]]
 name = "futures-io"
-version = "0.3.9"
+version = "0.3.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e37c1a51b037b80922864b8eed90692c5cd8abd4c71ce49b77146caa47f3253b"
+checksum = "d41234e71d5e8ca73d01563974ef6f50e516d71e18f1a2f1184742e31f5d469f"
 
 [[package]]
 name = "futures-macro"
-version = "0.3.9"
+version = "0.3.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0f8719ca0e1f3c5e34f3efe4570ef2c0610ca6da85ae7990d472e9cbfba13664"
+checksum = "3520e0eb4e704e88d771b92d51273ee212997f0d8282f17f5d8ff1cb39104e42"
 dependencies = [
  "proc-macro-hack",
  "proc-macro2",
@@ -726,24 +726,24 @@ dependencies = [
 
 [[package]]
 name = "futures-sink"
-version = "0.3.9"
+version = "0.3.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f6adabac1290109cfa089f79192fb6244ad2c3f1cc2281f3e1dd987592b71feb"
+checksum = "c72d188479368953c6c8c7140e40d7a4401674ab3b98a41e60e515d6cbdbe5de"
 
 [[package]]
 name = "futures-task"
-version = "0.3.9"
+version = "0.3.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a92a0843a2ff66823a8f7c77bffe9a09be2b64e533562c412d63075643ec0038"
+checksum = "08944cea9021170d383287169859c0ca8147d9ec285978393109954448f33cc7"
 dependencies = [
  "once_cell",
 ]
 
 [[package]]
 name = "futures-util"
-version = "0.3.9"
+version = "0.3.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "036a2107cdeb57f6d7322f1b6c363dad67cd63ca3b7d1b925bdf75bd5d96cda9"
+checksum = "d3dd206efbe2ca683b2ce138ccdf61e1b0a63f5816dcedc9d8654c500ba0cea6"
 dependencies = [
  "futures-channel",
  "futures-core",
@@ -1268,9 +1268,9 @@ checksum = "dbf0c48bc1d91375ae5c3cd81e3722dff1abcf81a30960240640d223f59fe0e5"
 
 [[package]]
 name = "proc-macro-nested"
-version = "0.1.6"
+version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "eba180dafb9038b050a4c280019bbedf9f2467b61e5d892dcad585bb57aadc5a"
+checksum = "bc881b2c22681370c6a780e47af9840ef841837bc98118431d4e1868bd0c1086"
 
 [[package]]
 name = "proc-macro2"

src/main.rs

@@ -18,7 +18,7 @@ async fn style() -> HttpResponse {
 async fn robots() -> HttpResponse {
 	HttpResponse::Ok()
 		.header("Cache-Control", "public, max-age=1209600, s-maxage=86400")
-		.body(include_str!("../static/robots.txt"))
+		.body("User-agent: *\nAllow: /")
 }
 
 async fn favicon() -> HttpResponse {
@@ -36,7 +36,7 @@ async fn main() -> std::io::Result<()> {
 		match arg.split('=').collect::<Vec<&str>>()[0] {
 			"--address" | "-a" => address = arg.split('=').collect::<Vec<&str>>()[1].to_string(),
 			// "--redirect-https" | "-r" => https = true,
-			_ => {}
+			_ => (),
 		}
 	}
 
@@ -45,54 +45,60 @@ async fn main() -> std::io::Result<()> {
 
 	HttpServer::new(|| {
 		App::new()
-			// REDIRECT TO HTTPS
+			// Redirect to HTTPS
-			// .wrap(middleware::DefaultHeaders::new().header("Strict-Transport-Security", "max-age=31536000"))
+			// .wrap_fn(|req, srv| { let fut = srv.call(req); async { let mut res = fut.await?; if https {}	Ok(res) } })
-			// .wrap_fn(|req, srv| {
+			// Append trailing slash and remove double slashes
-			// 	let fut = srv.call(req);
-			// 	async {
-			// 		let mut res = fut.await?;
-			// 		if https {
-			// 			res.headers_mut().insert(
-			// 				actix_web::http::header::STRICT_TRANSPORT_SECURITY, actix_web::http::HeaderValue::from_static("max-age=31536000;"),
-			// 			);
-			// 		}
-			// 		Ok(res)
-			// 	}
-			// })
-			// TRAILING SLASH MIDDLEWARE
 			.wrap(middleware::NormalizePath::default())
-			// DEFAULT SERVICE
+			// Default service in case no routes match
-			.default_service(web::get().to(|| utils::error("Nothing here".to_string())))
+			.default_service(web::get().to(|| utils::error("Nothing here")))
-			// GENERAL SERVICES
+			// Read static files
 			.route("/style.css/", web::get().to(style))
 			.route("/favicon.ico/", web::get().to(favicon))
 			.route("/robots.txt/", web::get().to(robots))
-			// SETTINGS SERVICE
+			// Proxy media through Libreddit
-			.route("/settings/", web::get().to(settings::get))
-			.route("/settings/", web::post().to(settings::set))
-			// PROXY SERVICE
 			.route("/proxy/{url:.*}/", web::get().to(proxy::handler))
-			// SEARCH SERVICES
+			// Browse user profile
+			.route("/{scope:u|user}/{username}/", web::get().to(user::profile))
+			// Short link for post
+			.route("/{id:.{5,6}}/", web::get().to(post::item))
+			// Configure settings
+			.service(web::resource("/settings/").route(web::get().to(settings::get)).route(web::post().to(settings::set)))
+			// Subreddit services
+			.service(
+				web::scope("/r/{sub}")
+					// See posts and info about subreddit
+					.route("/", web::get().to(subreddit::page))
+					.route("/{sort:hot|new|top|rising|controversial}/", web::get().to(subreddit::page))
+					// View post on subreddit
+					.service(
+						web::scope("/comments/{id}/{title}")
+							.route("/", web::get().to(post::item))
+							.route("/{comment_id}/", web::get().to(post::item)),
+					)
+					// Search inside subreddit
 					.route("/search/", web::get().to(search::find))
-			.route("r/{sub}/search/", web::get().to(search::find))
+					// View wiki of subreddit
-			// USER SERVICES
+					.service(
-			.route("/u/{username}/", web::get().to(user::profile))
+						web::scope("/wiki")
-			.route("/user/{username}/", web::get().to(user::profile))
+							.route("/", web::get().to(subreddit::wiki))
-			// WIKI SERVICES
+							.route("/{page}/", web::get().to(subreddit::wiki)),
-			.route("/wiki/", web::get().to(subreddit::wiki))
+					),
-			.route("/wiki/{page}/", web::get().to(subreddit::wiki))
+			)
-			.route("/r/{sub}/wiki/", web::get().to(subreddit::wiki))
+			// Universal services
-			.route("/r/{sub}/wiki/{page}/", web::get().to(subreddit::wiki))
+			.service(
-			// SUBREDDIT SERVICES
+				web::scope("")
-			.route("/r/{sub}/", web::get().to(subreddit::page))
+					// Front page
-			.route("/r/{sub}/{sort:hot|new|top|rising|controversial}/", web::get().to(subreddit::page))
-			// POPULAR SERVICES
 					.route("/", web::get().to(subreddit::page))
 					.route("/{sort:best|hot|new|top|rising|controversial}/", web::get().to(subreddit::page))
-			// POST SERVICES
+					// View Reddit wiki
-			.route("/{id:.{5,6}}/", web::get().to(post::item))
+					.service(
-			.route("/r/{sub}/comments/{id}/{title}/", web::get().to(post::item))
+						web::scope("/wiki")
-			.route("/r/{sub}/comments/{id}/{title}/{comment_id}/", web::get().to(post::item))
+							.route("/", web::get().to(subreddit::wiki))
+							.route("/{page}/", web::get().to(subreddit::wiki)),
+					)
+					// Search all of Reddit
+					.route("/search/", web::get().to(search::find)),
+			)
 	})
 	.bind(&address)
 	.unwrap_or_else(|e| panic!("Cannot bind to the address {}: {}", address, e))

src/post.rs

@@ -57,7 +57,7 @@ pub async fn item(req: HttpRequest) -> HttpResponse {
 			HttpResponse::Ok().content_type("text/html").body(s)
 		}
 		// If the Reddit API returns an error, exit and send error page to user
-		Err(msg) => error(msg.to_string()).await,
+		Err(msg) => error(msg).await,
 	}
 }
 

src/proxy.rs

@@ -41,9 +41,9 @@ pub async fn handler(web::Path(b64): web::Path<String>) -> Result<HttpResponse>
 						Err(error::ErrorForbidden("Resource must be from Reddit"))
 					}
 				}
-				Err(_) => Err(error::ErrorBadRequest("Can't parse base64 into URL")),
+				_ => Err(error::ErrorBadRequest("Can't parse base64 into URL")),
 			}
 		}
-		Err(_) => Err(error::ErrorBadRequest("Can't decode base64")),
+		_ => Err(error::ErrorBadRequest("Can't decode base64")),
 	}
 }

src/search.rs

@@ -50,6 +50,6 @@ pub async fn find(req: HttpRequest) -> HttpResponse {
 			.render()
 			.unwrap(),
 		),
-		Err(msg) => error(msg.to_string()).await,
+		Err(msg) => error(msg).await,
 	}
 }

src/subreddit.rs

@@ -58,28 +58,28 @@ pub async fn page(req: HttpRequest) -> HttpResponse {
 			.unwrap();
 			HttpResponse::Ok().content_type("text/html").body(s)
 		}
-		Err(msg) => error(msg.to_string()).await,
+		Err(msg) => error(msg).await,
 	}
 }
 
 pub async fn wiki(req: HttpRequest) -> HttpResponse {
-	let sub = req.match_info().get("sub").unwrap_or("reddit.com");
+	let sub = req.match_info().get("sub").unwrap_or("reddit.com").to_string();
-	let page = req.match_info().get("page").unwrap_or("index");
+	let page = req.match_info().get("page").unwrap_or("index").to_string();
 	let path: String = format!("/r/{}/wiki/{}.json?raw_json=1", sub, page);
 
 	match request(&path).await {
 		Ok(res) => {
 			let s = WikiTemplate {
-				sub: sub.to_string(),
+				sub,
 				wiki: rewrite_url(res["data"]["content_html"].as_str().unwrap_or_default()),
-				page: page.to_string(),
+				page,
 				prefs: prefs(req),
 			}
 			.render()
 			.unwrap();
 			HttpResponse::Ok().content_type("text/html").body(s)
 		}
-		Err(msg) => error(msg.to_string()).await,
+		Err(msg) => error(msg).await,
 	}
 }
 

src/user.rs

@@ -42,7 +42,7 @@ pub async fn profile(req: HttpRequest) -> HttpResponse {
 			HttpResponse::Ok().content_type("text/html").body(s)
 		}
 		// If there is an error show error page
-		Err(msg) => error(msg.to_string()).await,
+		Err(msg) => error(msg).await,
 	}
 }
 

src/utils.rs

@@ -203,27 +203,30 @@ pub async fn media(data: &serde_json::Value) -> (String, String) {
 pub fn parse_rich_flair(flair_type: String, rich_flair: Option<&Vec<Value>>, text_flair: Option<&str>) -> Vec<FlairPart> {
 	match flair_type.as_str() {
 		"richtext" => match rich_flair {
-			Some(rich) => rich.iter().map(|part| {
+			Some(rich) => rich
+				.iter()
+				.map(|part| {
 					let value = |name: &str| part[name].as_str().unwrap_or_default();
 					FlairPart {
 						flair_part_type: value("e").to_string(),
 						value: match value("e") {
 							"text" => value("t").to_string(),
 							"emoji" => format_url(value("u")),
-						_ => String::new()
+							_ => String::new(),
+						},
 					}
-				}
+				})
-			}).collect::<Vec<FlairPart>>(),
+				.collect::<Vec<FlairPart>>(),
-			None => Vec::new()
+			None => Vec::new(),
 		},
 		"text" => match text_flair {
 			Some(text) => vec![FlairPart {
 				flair_part_type: "text".to_string(),
 				value: text.to_string(),
 			}],
-			None => Vec::new()
+			None => Vec::new(),
 		},
-		_ => Vec::new()
+		_ => Vec::new(),
 	}
 }
 
@@ -333,9 +336,9 @@ pub async fn fetch_posts(path: &str, fallback_title: String) -> Result<(Vec<Post
 // NETWORKING
 //
 
-pub async fn error(msg: String) -> HttpResponse {
+pub async fn error(msg: &str) -> HttpResponse {
 	let body = ErrorTemplate {
-		message: msg,
+		message: msg.to_string(),
 		prefs: Preferences::default(),
 	}
 	.render()