move webring data to webring.nix

flake.nix

@@ -13,14 +13,16 @@
   outputs = { nixpkgs, nte, self, systems, ... }: let
     forEachSystem = nixpkgs.lib.genAttrs (import systems);
     pkgsForEach = nixpkgs.legacyPackages;
+
+    webringMembers = import ./webring.nix;
   in {
     packages = forEachSystem (
       system: let
         pkgs = pkgsForEach.${system};
       in {
         site = import ./site/default.nix {
-          inherit pkgs;
-          inherit (pkgs) jetbrains-mono lib;
+          inherit pkgs webringMembers;
+          inherit (pkgs) jetbrains-mono lib writeText;
           inherit (nte.functions.${system}) mkNteDerivation;
         };
         server = import ./server/default.nix {

server/Cargo.lock

@@ -804,6 +804,8 @@ dependencies = [
  "ntex",
  "ntex-files",
  "rand",
+ "serde",
+ "serde_json",
 ]
 
 [[package]]
@@ -1383,18 +1385,18 @@ checksum = "61697e0a1c7e512e84a621326239844a24d8207b4669b41bc18b32ea5cbf988b"
 
 [[package]]
 name = "serde"
-version = "1.0.204"
+version = "1.0.210"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bc76f558e0cbb2a839d37354c575f1dc3fdc6546b5be373ba43d95f231bf7c12"
+checksum = "c8e3592472072e6e22e0a54d5904d9febf8508f65fb8552499a1abc7d1078c3a"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.204"
+version = "1.0.210"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e0cd7e117be63d3c3678776753929474f3b04a43a080c744d6b0ae2a8c28e222"
+checksum = "243902eda00fad750862fc144cea25caca5e20d615af0a81bee94ca738f1df1f"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1403,11 +1405,12 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.120"
+version = "1.0.128"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4e0d21c9a8cae1235ad58a00c11cb40d4b1e5c784f1ef2c537876ed6ffd8b7c5"
+checksum = "6ff5456707a1de34e7e37f2a6fd3d3f808c318259cbd01ab6377795054b483d8"
 dependencies = [
  "itoa",
+ "memchr",
  "ryu",
  "serde",
 ]

server/Cargo.toml

@@ -7,4 +7,6 @@ edition = "2021"
 env_logger = "0.11.3"
 ntex = { version = "2.0.0", features = [ "tokio", "rustls" ] }
 ntex-files = "2.0.0"
+serde = "1.0.210"
+serde_json = "1.0.128"
 rand = "0.8.5"

server/default.nix

@@ -5,5 +5,5 @@ rustPlatform.buildRustPackage {
   
   src = ./.;
 
-  cargoHash = "sha256-O+rhWIjIBQdemTsFc1TV/lpKZpGE/IL7uPs3TP8KVu0=";
+  cargoHash = "sha256-v96+UzVjj44DOs4nFUR6+qyqI+0JwyQK+/5z/bi1J1o=";
 }

server/src/main.rs

@@ -1,15 +1,24 @@
-mod members;
+use std::fs::{self};
 
-use members::WEBRING_MEMBERS;
 use ntex::{http::{header, Response}, web::{self, middleware}};
 use ntex_files as nfs;
 use ::rand::{thread_rng, Rng};
+use serde::{Deserialize, Serialize};
+
+#[derive(Clone, Serialize, Deserialize)]
+struct WebringMember {
+    name: String,
+    domain: String,
+}
 
 #[web::get("/next/{name}")]
-async fn next(name: web::types::Path<String>) -> impl web::Responder {
-    if let Some((i, _)) = WEBRING_MEMBERS.iter().enumerate().find(|(_, member)| member.name == *name) {
-        let next_index = (i + 1) % WEBRING_MEMBERS.len();
-        let next_domain = WEBRING_MEMBERS[next_index].domain;
+async fn next(
+    members: web::types::State<Vec<WebringMember>>,
+    name: web::types::Path<String>,
+) -> impl web::Responder {
+    if let Some((i, _)) = members.iter().enumerate().find(|(_, member)| member.name == *name) {
+        let next_index = (i + 1) % members.len();
+        let next_domain = &members[next_index].domain;
         let next_url = format!("https://{next_domain}/");
 
         return Response::PermanentRedirect()
@@ -23,10 +32,13 @@ async fn next(name: web::types::Path<String>) -> impl web::Responder {
 }
 
 #[web::get("/prev/{name}")]
-async fn prev(name: web::types::Path<String>) -> impl web::Responder {
-    if let Some((i, _)) = WEBRING_MEMBERS.iter().enumerate().find(|(_, member)| member.name == *name) {
-        let prev_index = if i == 0 { WEBRING_MEMBERS.len() - 1 } else { i - 1 };
-        let prev_domain = WEBRING_MEMBERS[prev_index].domain;
+async fn prev(
+    members: web::types::State<Vec<WebringMember>>,
+    name: web::types::Path<String>,
+) -> impl web::Responder {
+    if let Some((i, _)) = members.iter().enumerate().find(|(_, member)| member.name == *name) {
+        let prev_index = if i == 0 { members.len() - 1 } else { i - 1 };
+        let prev_domain = &members[prev_index].domain;
         let prev_url = format!("https://{prev_domain}/");
 
         return Response::PermanentRedirect()
@@ -40,9 +52,11 @@ async fn prev(name: web::types::Path<String>) -> impl web::Responder {
 }
 
 #[web::get("/rand")]
-async fn rand() -> impl web::Responder {
-    let rand_index = thread_rng().gen_range(0..WEBRING_MEMBERS.len());
-    let rand_domain = WEBRING_MEMBERS[rand_index].domain;
+async fn rand(
+    members: web::types::State<Vec<WebringMember>>,
+) -> impl web::Responder {
+    let rand_index = thread_rng().gen_range(0..members.len());
+    let rand_domain = &members[rand_index].domain;
     let rand_url = format!("https://{rand_domain}/");
 
     Response::PermanentRedirect()
@@ -64,8 +78,16 @@ async fn main() -> std::io::Result<()> {
         .expect("NIX_WEBRING_PORT has to be u16");
 
     web::server(move || {
+        let path = format!("{nix_webring_dir}/webring.json");
+        let json = fs::read_to_string(&path)
+            .expect(&format!("couldn't open {path}"));
+
+        let members: Vec<WebringMember> = serde_json::from_str(&json)
+            .expect(&format!("failed deserializing webring members: {json}"));
+
         web::App::new()
             .wrap(middleware::Logger::default())
+            .state(members)
             .service(
                 web::scope("/")
                     .service(next)

server/src/members.rs

@@ -1,16 +0,0 @@
-// this is hilariously bad but I'm too lazy to do anything about it right now
-pub struct WebringMember {
-    pub name: &'static str,
-    pub domain: &'static str,
-}
-
-pub const WEBRING_MEMBERS: &'static [WebringMember] = &[
-    WebringMember {
-        name: "poz",
-        domain: "jacekpoz.pl",
-    },
-    WebringMember {
-        name: "krizej",
-        domain: "krizej.codeberg.page",
-    },
-];

site/default.nix

@@ -2,6 +2,8 @@
   jetbrains-mono,
   lib,
   mkNteDerivation,
+  webringMembers,
+  writeText,
   ...
 }: let
   inherit (lib.attrsets) listToAttrs;
@@ -13,19 +15,19 @@
   in /*html*/''
     <h${toString n} id="${id}"><a href="#${id}">#</a> ${content}</h${toString n}>
   '';
+
+  hs = listToAttrs (map (n: {
+    name = "h${toString n}";
+    value = text: h n text;
+  }) [ 1 2 3 4 5 6 ]);
 in mkNteDerivation {
   name = "nix-webring-site";
   version = "0.1.0";
   src = ./.;
 
-  extraArgs = {
-    inherit h;
-  }
-  // listToAttrs (map (n: {
-      name = "h${toString n}";
-      value = text: h n text;
-    }) [ 1 2 3 4 5 6 ]
-  );
+  extraArgs = hs // {
+    inherit h webringMembers;
+  };
 
   entries = [
     ./index.nix
@@ -35,5 +37,9 @@ in mkNteDerivation {
     { source = "./index.css"; destination = "/"; }
     { source = "./nix-webring.svg"; destination = "/"; }
     { source = "${jetbrains-mono}/share/fonts/truetype/JetBrainsMono-Regular.ttf"; destination = "/"; }
+    {
+        source = writeText "webring.json" (builtins.toJSON webringMembers);
+        destination = "/webring.json";
+    }
   ];
 }

site/index.css

@@ -19,3 +19,11 @@ body {
     margin: 0;
     height: 100%;
 }
+
+a:link {
+    color: #7EB6E1;
+}
+
+a:visited {
+    color: #5075BF;
+}

site/index.nix

@@ -1,4 +1,9 @@
-_: {
+{
+  h2,
+  pkgs,
+  webringMembers,
+  ...
+}: {
   template = "passthrough";
   format = "html";
 
@@ -15,6 +20,14 @@ _: {
       </head>
       <body>
         <p>work in progress</p>
+        ${h2 "webring members"}
+        <ul>
+          ${pkgs.lib.concatStrings (map (member: /*html*/''
+            <li>
+              <a href="https://${member.domain}">${member.name}</a>
+            </li>
+          '') webringMembers)}
+        </ul>
       </body>
     </html>
   '';

webring.nix

@@ -0,0 +1,4 @@
+[
+    { name = "poz"; domain = "jacekpoz.pl"; }
+    { name = "krizej"; domain = "krizej.codeberg.page"; }
+]