refactor: add renderer middleware + base of roles and authorizations

README.md

@@ -1,5 +1,7 @@
 # Minauthator
 
+Auth provider supporting [OAuth2](https://datatracker.ietf.org/doc/html/rfc6749)
+
 ## Features
 
 - [x] register

config.toml

@@ -7,3 +7,15 @@ slug = "demo_app"
 name = "Demo app"
 client_id = "a1785786-8be1-443c-9a6f-35feed703609"
 client_secret = "49c6c16a-0a8a-4981-a60d-5cb96582cc1a"
+
+[[roles]]
+slug = "basic"
+name = "Basic"
+description = "Basic user"
+default = true
+
+[[roles]]
+slug = "admin"
+name = "Administrator"
+description = "Full power on organization instance"
+

docs/draft.md

@@ -1,3 +1,5 @@
 # OAuth2 spec
 
 https://datatracker.ietf.org/doc/html/rfc6749
+
+https://stackoverflow.com/questions/79118231/how-to-access-the-axum-request-path-in-a-minijinja-template

http_integration_tests/.curl-cookies

@@ -0,0 +1,5 @@
+# Netscape HTTP Cookie File
+# https://curl.se/docs/http-cookies.html
+# This file was generated by libcurl! Edit at your own risk.
+
+localhost	FALSE	/	FALSE	1731761080	minauth_jwt	eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJzdWIiOiIwZGZkOThlYy1mYjc3LTRjMWEtOTk5NS00Njg0Y2Y5NDM2NjYiLCJleHAiOjE3MzEyNDI2ODB9.Qnu8UiryN-NZIMk2-YorCuqY5g0ZJwRdszeBe_Y5S3E

http_integration_tests/authorize.sh

@@ -0,0 +1,10 @@
+#!/usr/bin/sh
+
+curl -v http://localhost:8085/authorize \
+    -G \
+    --cookie ".curl-cookies" \
+    -d client_id="a1785786-8be1-443c-9a6f-35feed703609" \
+    -d response_type="code" \
+    -d redirect_uri="https://localhost:9090/authorize" \
+    -d scope="read_basics" \
+    -d state="qxYAfk4kf6pbZkms78jM"

http_integration_tests/login.sh

@@ -0,0 +1,6 @@
+#!/usr/bin/sh
+
+curl -v http://localhost:8085/login \
+    --cookie-jar ".curl-cookies" \
+    -d login="test" \
+    -d password="test"

http_integration_tests/register.sh

@@ -0,0 +1,6 @@
+#!/usr/bin/sh
+
+curl -v http://localhost:8085/register \
+    -d email="test@example.org" \
+    -d handle="test" \
+    -d password="test"

migrations/all.sql

@@ -6,6 +6,7 @@ CREATE TABLE users (
     email               TEXT UNIQUE,
     website             TEXT,
     picture             BLOB,
+    roles               TEXT NOT NULL, -- json array of user roles
 
     status              TEXT CHECK(status IN ('Active','Disabled')) NOT NULL DEFAULT 'Disabled',
     password_hash       TEXT,
@@ -13,3 +14,15 @@ CREATE TABLE users (
     last_login_at       DATETIME,
     created_at          DATETIME NOT NULL
 );
+
+DROP TABLE IF EXISTS authorizations;
+CREATE TABLE authorizations (
+    id                  TEXT PRIMARY KEY,
+    user_id             TEXT NOT NULL,
+    client_id           TEXT NOT NULL,
+    scopes              TEXT, -- json array of app scope (permissions)
+
+    last_used_at        DATETIME,
+    created_at          DATETIME NOT NULL
+);
+

src/controllers/ui/authorize.rs

@@ -1,22 +1,81 @@
-use axum::{extract::State, http::HeaderMap, response::{Html, IntoResponse}, Extension};
+use axum::{extract::{Query, State}, http::StatusCode, response::{Html, IntoResponse}, Extension, Form};
+use fully_pub::fully_pub;
 use minijinja::context;
+use serde::Deserialize;
 
-use crate::{server::AppState, services::session::TokenClaims};
-
+use crate::{models::authorization::Authorization, renderer::TemplateRenderer, server::AppState, services::session::TokenClaims};
 
+#[derive(Deserialize)]
+#[fully_pub]
+/// query params described in [RFC6759 section 4.1.1](https://datatracker.ietf.org/doc/html/rfc6749#section-4.1.1)
+struct AuthorizeQueryParams {
+    response_type: String,
+    client_id: String,
+    scope: String,
+    redirect_uri: String,
+    /// An opaque value used by the client to maintain state between the request and callback
+    state: String,
+}
 
 pub async fn authorize_form(
     State(app_state): State<AppState>,
-    Extension(token_claims): Extension<TokenClaims>
+    Extension(token_claims): Extension<TokenClaims>,
+    Extension(renderer): Extension<TemplateRenderer>,
+    query_params: Query<AuthorizeQueryParams>
 ) -> impl IntoResponse {
+    // 1. Verify the app details
+    let app_res = app_state.config.applications
+        .iter()
+        .find(|a| a.client_id == query_params.client_id);
 
-    // 1. Check if the app is already authorized
-    // 2. Query the app details
-
-    Html(
-        app_state.templating_env.get_template("pages/authorize.html").unwrap()
-            .render(context!())
-            .unwrap()
-    )
+    if app_res.is_none() {
+        return (
+            StatusCode::BAD_REQUEST,
+            Html("Invalid client_id query params, app not found.")
+        ).into_response();
     }
 
+    // 2. Check if the app is already authorized
+    let authorizations_res = sqlx::query_as::<_, Authorization>("SELECT * FROM authorizations WHERE user_id = $1 AND
+app_id = $2")
+        .bind(&token_claims.sub)
+        .bind(&query_params.client_id)
+        .fetch_one(&app_state.db)
+        .await
+        .expect("To get authorizations");
+
+    dbg!(authorizations_res);
+    
+    // 3. Verify scopes
+    
+    // 4. Show form that POST to authorize
+    
+    
+    renderer
+        .render(
+            "pages/authorize",
+            context!()
+        )
+        .into_response()
+}
+
+
+#[derive(Debug, Deserialize)]
+#[fully_pub]
+struct AuthorizeForm {
+    /// client_id
+    client_id: String,
+    scopes: Vec<String>
+}
+
+
+pub async fn perform_authorize(
+    State(app_state): State<AppState>,
+    Extension(renderer): Extension<TemplateRenderer>,
+    Form(authorize_form): Form<AuthorizeForm>
+) -> impl IntoResponse {
+    // Save authorization in DB
+    // 4.1. Create an authorization code
+    // 4.2. Redirect to the app with a token
+    (StatusCode::FOUND, Html("Redirecting…"))
+}

src/controllers/ui/home.rs

@@ -1,17 +1,16 @@
-use axum::{extract::State, response::{Html, IntoResponse}};
+use axum::{response::IntoResponse, Extension};
 use axum_macros::debug_handler;
 use minijinja::context;
 
-use crate::server::AppState;
+use crate::renderer::TemplateRenderer;
 
 #[debug_handler]
 pub async fn home(
-    State(app_state): State<AppState>
+    Extension(renderer): Extension<TemplateRenderer>
 ) -> impl IntoResponse {
-    Html(
-        app_state.templating_env.get_template("pages/home.html").unwrap()
-            .render(context!())
-            .unwrap()
+    renderer.render(
+        "pages/home",
+        context!()
     )
 }
 

src/controllers/ui/login.rs

@@ -1,23 +1,20 @@
 use chrono::{Duration, SecondsFormat, Utc};
 use log::info;
-use serde::{Deserialize, Serialize};
-use axum::{extract::State, http::{HeaderMap, HeaderValue, StatusCode}, response::{Html, IntoResponse}, Form};
+use serde::Deserialize;
+use axum::{extract::State, http::{HeaderMap, HeaderValue, StatusCode}, response::{Html, IntoResponse}, Extension, Form};
 use fully_pub::fully_pub;
 use minijinja::context;
 
 use crate::{
-    models::user::{User, UserStatus},
-    server::AppState,
-    services::{password::verify_password_hash, session::create_token}
+    models::user::{User, UserStatus}, renderer::TemplateRenderer, server::AppState, services::{password::verify_password_hash, session::create_token}
 };
 
 pub async fn login_form(
-    State(app_state): State<AppState>
+    Extension(renderer): Extension<TemplateRenderer>
 ) -> impl IntoResponse {
-    Html(
-        app_state.templating_env.get_template("pages/login.html").unwrap()
-            .render(context!())
-            .unwrap()
+    renderer.render(
+        "pages/login",
+        context!()
     )
 }
 
@@ -33,6 +30,7 @@ const DUMMY_PASSWORD_HASH: &str = "$argon2id$v=19$m=19456,t=2,p=1$+06ud2g4uVTI7k
 
 pub async fn perform_login(
     State(app_state): State<AppState>,
+    Extension(renderer): Extension<TemplateRenderer>,
     Form(login): Form<LoginForm>
 ) -> impl IntoResponse {
     // get user from db
@@ -50,15 +48,14 @@ pub async fn perform_login(
         Err(_e) => DUMMY_PASSWORD_HASH.into()
     };
 
-    let templ = app_state.templating_env.get_template("pages/login.html").unwrap();
-
     if verify_password_hash(password_hash, login.password).is_err() {
         return (
             StatusCode::BAD_REQUEST,
-            Html(
-                templ.render(context!(
+            renderer.render(
+                "pages/login",
+                context!(
                     error => Some("Invalid login or password.".to_string())
-                )).unwrap()
+                )
             )
         ).into_response();
     }
@@ -67,10 +64,11 @@ pub async fn perform_login(
     if user.status == UserStatus::Disabled {
         return (
             StatusCode::BAD_REQUEST,
-            Html(
-                templ.render(context!(
+            renderer.render(
+                "pages/login",
+                context!(
                     error => Some("This account is disabled.".to_string())
-                )).unwrap()
+                )
             )
         ).into_response();
     }
@@ -87,13 +85,16 @@ pub async fn perform_login(
     // TODO: handle keep_session boolean from form and specify cookie max age only if this setting
     // is true
     let cookie_max_age = Duration::days(7).num_seconds();
+    // enforce SameSite=Lax to avoid CSRF
     let jwt_cookie = format!("minauth_jwt={jwt}; SameSite=Lax; Max-Age={cookie_max_age}");
     let mut headers = HeaderMap::new();
     headers.insert("Set-Cookie", HeaderValue::from_str(&jwt_cookie).unwrap());
     headers.insert("Location", HeaderValue::from_str(&format!("/me")).unwrap());
 
-    (StatusCode::FOUND, headers, Html(
-        templ.render(context!()).unwrap()
-    )).into_response()
+    (
+        StatusCode::FOUND,
+        headers,
+        Html("")
+    ).into_response()
 }
 

src/controllers/ui/me.rs

@@ -1,13 +1,13 @@
 use axum::{body::Bytes, extract::State, http::StatusCode, response::{Html, IntoResponse}, Extension};
 use axum_typed_multipart::{FieldData, TryFromMultipart, TypedMultipart};
-use base64::prelude::{Engine, BASE64_STANDARD};
 use fully_pub::fully_pub;
 use minijinja::context;
 
-use crate::{models::user::User, server::AppState, services::session::TokenClaims};
+use crate::{models::user::User, renderer::TemplateRenderer, server::AppState, services::session::TokenClaims};
 
 pub async fn me_page(
     State(app_state): State<AppState>,
+    Extension(renderer): Extension<TemplateRenderer>,
     Extension(token_claims): Extension<TokenClaims>
 ) -> impl IntoResponse {
 
@@ -17,19 +17,18 @@ pub async fn me_page(
         .await
         .expect("To get user from claim");
 
-    Html(
-        app_state.templating_env.get_template("pages/me/index.html").unwrap()
-            .render(context!(
-                user => user_res,
-                user_picture => user_res.picture.map(|x| BASE64_STANDARD.encode(x))
-            ))
-            .unwrap()
+    renderer.render(
+        "pages/me/index",
+        context!(
+            user => user_res
+        )
     )
 }
 
 
 pub async fn me_update_details_form(
     State(app_state): State<AppState>,
+    Extension(renderer): Extension<TemplateRenderer>,
     Extension(token_claims): Extension<TokenClaims>
 ) -> impl IntoResponse {
 
@@ -39,12 +38,11 @@ pub async fn me_update_details_form(
         .await
         .expect("To get user from claim");
 
-    Html(
-        app_state.templating_env.get_template("pages/me/details-form.html").unwrap()
-            .render(context!(
+    renderer.render(
+        "pages/me/details-form",
+        context!(
             user => user_res
-            ))
-            .unwrap()
+        )
     )
 }
 
@@ -64,10 +62,11 @@ struct UserDetailsUpdateForm {
 
 pub async fn me_perform_update_details(
     State(app_state): State<AppState>,
+    Extension(renderer): Extension<TemplateRenderer>,
     Extension(token_claims): Extension<TokenClaims>,
     TypedMultipart(details_update): TypedMultipart<UserDetailsUpdateForm>
 ) -> impl IntoResponse {
-    let template = app_state.templating_env.get_template("pages/me/details-form.html").unwrap();
+    let template_path = "pages/me/details-form";
 
     let update_res = sqlx::query("UPDATE users SET handle = $2, email = $3, full_name = $4, website = $5, picture = $6 WHERE id = $1")
         .bind(&token_claims.sub)
@@ -79,8 +78,6 @@ pub async fn me_perform_update_details(
         .execute(&app_state.db)
         .await;
 
-    dbg!(&update_res);
-
     let user_res = sqlx::query_as::<_, User>("SELECT * FROM users WHERE id = $1")
         .bind(&token_claims.sub)
         .fetch_one(&app_state.db)
@@ -89,28 +86,23 @@ pub async fn me_perform_update_details(
 
     match update_res {
         Ok(_) => {
-            (
-                StatusCode::OK,
-                Html(
-                    template.render(context!(
+            renderer.render(
+                template_path,
+                context!(
                     success => true,
                     user => user_res
-                    ))
-                    .unwrap()
                 )
-            ).into_response()
+            )
         },
         Err(err) => {
             dbg!(&err);
-            (
-                StatusCode::BAD_REQUEST,
-                Html(
-                    template.render(context!(
+            renderer.render(
+                template_path,
+                context!(
                     error => Some("Cannot update user details".to_string()),
                     user => user_res
-                    )).unwrap()
                 )
-            ).into_response()
+            )
         }
     }
 

src/controllers/ui/register.rs

@@ -1,11 +1,13 @@
-use axum::{extract::State, response::{Html, IntoResponse}, Form};
+use axum::{extract::State, http::StatusCode, response::{Html, IntoResponse}, Extension, Form};
 use chrono::{SecondsFormat, Utc};
-use serde::{Deserialize, Serialize};
+use log::{error, info, warn};
+use serde::Deserialize;
 use minijinja::context;
 use fully_pub::fully_pub;
+use sqlx::types::Json;
 use uuid::Uuid;
 
-use crate::{models::user::{User, UserStatus}, server::AppState, services::password::get_password_hash};
+use crate::{models::user::{User, UserStatus}, renderer::TemplateRenderer, server::AppState, services::password::get_password_hash};
 
 pub async fn register_form(
     State(app_state): State<AppState>
@@ -28,22 +30,9 @@ struct RegisterForm {
 
 pub async fn perform_register(
     State(app_state): State<AppState>,
+    Extension(renderer): Extension<TemplateRenderer>,
     Form(register): Form<RegisterForm>
 ) -> impl IntoResponse {
-    let templ = app_state.templating_env.get_template("pages/register.html").unwrap();
-    let user_res = sqlx::query_as::<_, User>("SELECT * FROM users WHERE handle = $1 OR email = $2")
-        .bind(&register.handle)
-        .bind(&register.email)
-        .fetch_one(&app_state.db)
-        .await;
-    if user_res.is_ok() {
-        // user already exists 
-        return Html(
-            templ.render(context!(
-                success => true
-            )).unwrap()
-        );
-    }
 
     let password_hash = Some(
         get_password_hash(register.password)
@@ -57,29 +46,55 @@ pub async fn perform_register(
         picture: None,
 
         password_hash,
-        activation_token: None,
         status: UserStatus::Active,
+        roles: Json(Vec::new()), // take the default role in the config
+        activation_token: None,
         created_at: Utc::now(),
         website: None,
         last_login_at: None
     };
     // save in DB
-    let _result = sqlx::query("INSERT INTO users (id, handle, email, status, password_hash, created_at) VALUES ($1, $2, $3, $4, $5, $6)")
+    let res = sqlx::query("
+        INSERT INTO users
+            (id, handle, email, status, roles, password_hash, created_at)
+            VALUES ($1, $2, $3, $4, $5, $6, $7)
+        ")
         .bind(user.id)
         .bind(user.handle)
         .bind(user.email)
         .bind(user.status.to_string())
+        .bind(user.roles)
         .bind(user.password_hash)
         .bind(user.created_at.to_rfc3339_opts(SecondsFormat::Millis, true))
         .execute(&app_state.db)
-        .await.unwrap();
+        .await;
+    match res {
+        Err(err) => {
+            let err_code = err.as_database_error().unwrap().code().unwrap();
+            if err_code == "2067" {
+                warn!("Cannot register user because email or handle is not unique. Failing silently.");
+            } else {
+                error!("Cannot register user: {}", err);
+                return renderer.render_with_status(
+                    StatusCode::INTERNAL_SERVER_ERROR,
+                    "pages/register",
+                    context!(
+                        error => true
+                    )
+                )
+            }
+        },
+        Ok(_v) => {
+            info!("Registered user successfully");
+        }
+    };
 
-    Html(
-        templ
-            .render(context!(
+    renderer.render_with_status(
+        StatusCode::OK,
+        "pages/register",
+        context!(
             success => true     
-            ))
-            .unwrap()
+        )
     )
 }
 

src/main.rs

@@ -7,6 +7,7 @@ pub mod cli;
 pub mod utils;
 pub mod services;
 pub mod middlewares;
+pub mod renderer;
 
 use std::{env, fs};
 use anyhow::{Result, Context, anyhow};

src/middlewares/auth.rs

@@ -1,28 +1,49 @@
-use axum::{extract::{Request, State}, http::StatusCode, middleware::Next, response::Response};
+use axum::{extract::{Request, State}, http::StatusCode, middleware::Next, response::{Html, IntoResponse, Response}, Extension};
 use axum_extra::extract::CookieJar;
 
-use crate::{server::AppState, services::session::verify_token};
+use crate::{server::AppState, services::session::{TokenClaims, verify_token}};
 
 
+/// add optional auth to the extension data
 pub async fn auth_middleware(
     State(app_state): State<AppState>,
     cookies: CookieJar,
     mut req: Request,
     next: Next,
-) -> Result<Response, StatusCode> {
+) -> Result<Response, impl IntoResponse> {
     let jwt = match cookies.get("minauth_jwt") {
         Some(cookie) => cookie.value(),
         None => {
-            // return Err((StatusCode::UNAUTHORIZED, Html("Did not found header")));
-            return Err(StatusCode::UNAUTHORIZED);
+            // no auth found, auth may be optional
+            return Ok(next.run(req).await)
         }
     };
     let token_claims = match verify_token(&app_state.secrets, &jwt) {
         Ok(val) => val,
         Err(_e) => {
-            return Err(StatusCode::UNAUTHORIZED);
+            return Err(
+                (StatusCode::UNAUTHORIZED, Html("Unauthorized: The provided is invalid."))
+            );
         }
     };
     req.extensions_mut().insert(token_claims);
     Ok(next.run(req).await)
 }
+
+/// require auth
+pub async fn enforce_auth_middleware(
+    token_claims_ext: Option<Extension<TokenClaims>>,
+    req: Request,
+    next: Next,
+) -> Result<Response, impl IntoResponse> {
+    match token_claims_ext {
+        Some(_val) => (),
+        None => {
+            // auth is required
+            return Err(
+                (StatusCode::UNAUTHORIZED, Html("Unauthorized: auth is required on this page."))
+            );
+        }
+    };
+    Ok(next.run(req).await)
+}

src/middlewares/mod.rs

@@ -1 +1,2 @@
 pub mod auth;
+pub mod renderer;

src/middlewares/renderer.rs

@@ -0,0 +1,17 @@
+use axum::{extract::{Request, State}, http::StatusCode, middleware::Next, response::Response, Extension};
+
+use crate::{renderer::TemplateRenderer, server::AppState, services::session::TokenClaims};
+
+pub async fn renderer_middleware(
+    State(app_state): State<AppState>,
+    token_claims_ext: Option<Extension<TokenClaims>>,
+    mut req: Request,
+    next: Next,
+) -> Result<Response, StatusCode> {
+    let renderer_instance = TemplateRenderer {
+        env: app_state.templating_env,
+        token_claims: token_claims_ext.map(|x| x.0)
+    };
+    req.extensions_mut().insert(renderer_instance);
+    Ok(next.run(req).await)
+}

src/models/authorization.rs

@@ -1,9 +1,11 @@
 use fully_pub::fully_pub;
 use chrono::{DateTime, Utc};
 use serde::{Deserialize, Serialize};
+use sqlx::types::Json;
 
-#[derive(Serialize, Deserialize)]
-enum Permissions {
+#[derive(sqlx::Type, Clone, Debug, Serialize, Deserialize, PartialEq)]
+#[derive(strum_macros::Display)]
+enum AuthorizationScope {
     ReadBasics
 }
 
@@ -13,8 +15,9 @@ struct Authorization {
     /// uuid
     id: String,
     user_id: String,
-    app_id: String,
-    permissions: Vec<Permissions>,
+    /// app_id
+    client_id: String,
+    scopes: Json<Vec<AuthorizationScope>>,
 
     last_used_at: Option<DateTime<Utc>>,
     created_at: DateTime<Utc>

src/models/config.rs

@@ -5,6 +5,8 @@ use fully_pub::fully_pub;
 use serde::{Deserialize, Serialize};
 use uuid::Uuid;
 
+const fn _default_true() -> bool { true }
+
 #[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
 #[fully_pub]
 /// Instance branding/customization config
@@ -22,18 +24,31 @@ struct Application {
     client_secret: String
 }
 
+#[derive(Debug, Clone, Serialize, Deserialize)]
+#[fully_pub]
+struct Role {
+    slug: String,
+    name: String,
+    description: Option<String>,
+    #[serde(default = "_default_true")]
+    default: bool
+}
+
+// todo: Role hierarchy https://en.wikipedia.org/wiki/Role_hierarchy
+
 #[derive(Debug, Clone, Serialize, Deserialize)]
 #[fully_pub]
 /// Configuration of this minauthator instance
 struct Config {
     /// configure current autotasker instance
     instance: InstanceConfig,
-    applications: Vec<Application>
+    applications: Vec<Application>,
+    roles: Vec<Role>
 }
 
 
 #[derive(Debug, Clone)]
 #[fully_pub]
-pub struct AppSecrets {
+struct AppSecrets {
     jwt_secret: String
 }

src/models/mod.rs

@@ -1,2 +1,3 @@
 pub mod config;
 pub mod user;
+pub mod authorization;

src/models/user.rs

@@ -1,6 +1,7 @@
 use fully_pub::fully_pub;
 use chrono::{DateTime, Utc};
 use serde::{Deserialize, Serialize};
+use sqlx::types::Json;
 
 #[derive(sqlx::Type, Clone, Debug, Serialize, Deserialize, PartialEq)]
 #[derive(strum_macros::Display)]
@@ -22,9 +23,9 @@ struct User {
     picture: Option<Vec<u8>>, // embeded blob to store profile pic
     password_hash: Option<String>, // argon2 password hash
     status: UserStatus,
+    roles: Json<Vec<String>>,
     activation_token: Option<String>,
 
     last_login_at: Option<DateTime<Utc>>,
     created_at: DateTime<Utc>
 }
-

src/renderer.rs

@@ -0,0 +1,45 @@
+use axum::{http::StatusCode, response::{Html, IntoResponse}};
+use fully_pub::fully_pub;
+use log::error;
+use minijinja::{context, Environment, Value};
+
+use crate::services::session::TokenClaims;
+
+
+#[derive(Clone)]
+#[fully_pub]
+struct TemplateRenderer {
+    env: Environment<'static>,
+    token_claims: Option<TokenClaims>
+}
+
+impl TemplateRenderer {
+    /// Helper method to output HTML as response
+    pub(crate) fn render(&self, name: &str, ctx: Value) -> impl IntoResponse {
+        match self
+            .env
+            .get_template(&format!("{name}.html"))
+            .and_then(|tmpl| tmpl.render(context! {
+                token_claims => self.token_claims,
+                ..ctx
+            }))
+        {
+            Ok(content) => Html(content).into_response(),
+            Err(err) => {
+                dbg!(err);
+                error!("FATAL: Failed to render template {}", name);
+                (StatusCode::INTERNAL_SERVER_ERROR, "Internal server error").into_response()
+            }
+        }
+    }
+
+    pub(crate) fn render_with_status(&self, status: StatusCode, name: &str, ctx: Value) -> impl IntoResponse {
+        let mut res = self.render(name, ctx).into_response();
+        if res.status().is_server_error() {
+            return res
+        }
+        *res.status_mut() = status;
+        return res;
+    }
+}
+

src/router.rs

@@ -1,7 +1,7 @@
 use axum::{middleware, routing::{get, post}, Router};
 use tower_http::services::ServeDir;
 
-use crate::{controllers::ui, middlewares::auth::auth_middleware, server::{AppState, ServerConfig}};
+use crate::{controllers::ui, middlewares::{auth::{auth_middleware, enforce_auth_middleware}, renderer::renderer_middleware}, server::{AppState, ServerConfig}};
 
 pub fn build_router(server_config: &ServerConfig, app_state: AppState) -> Router<AppState> {
     let public_routes = Router::new()
@@ -17,11 +17,13 @@ pub fn build_router(server_config: &ServerConfig, app_state: AppState) -> Router
         .route("/me/details-form", post(ui::me::me_perform_update_details))
         .route("/logout", get(ui::logout::perform_logout))
         .route("/authorize", get(ui::authorize::authorize_form))
-        .layer(middleware::from_fn_with_state(app_state, auth_middleware));
+        .layer(middleware::from_fn_with_state(app_state.clone(), enforce_auth_middleware));
 
     Router::new()
         .merge(public_routes)
         .merge(user_routes)
+        .layer(middleware::from_fn_with_state(app_state.clone(), renderer_middleware))
+        .layer(middleware::from_fn_with_state(app_state.clone(), auth_middleware))
         .nest_service(
             "/assets",
             ServeDir::new(server_config.assets_path.clone())

src/server.rs

@@ -1,3 +1,4 @@
+use base64::{prelude::BASE64_STANDARD, Engine};
 use fully_pub::fully_pub;
 use anyhow::{Result, Context};
 use log::info;
@@ -13,6 +14,9 @@ fn build_templating_env(config: &Config) -> Environment<'static> {
     env.add_global("gl", context! {
         instance => config.instance
     });
+    env.add_function("encode_b64str", |bin_val: Vec<u8>| {
+        BASE64_STANDARD.encode(bin_val)
+    });
     env
 }
 

src/services/session.rs

@@ -6,7 +6,7 @@ use jsonwebtoken::{encode, decode, get_current_timestamp, Header, Algorithm, Val
 use crate::models::{config::AppSecrets, user::User};
 
 
-#[derive(Serialize, Deserialize, Clone)]
+#[derive(Debug, Serialize, Deserialize, Clone)]
 #[fully_pub]
 struct TokenClaims {
     /// user id

src/templates/components/footer.html

@@ -1,11 +1,7 @@
-<footer class="d-flex flex-wrap justify-content-between align-items-center py-3 my-4 border-top">
-    <div class="container-fluid">
+<footer class="py-3 mt-4 border-top fixed-bottom">
+    <div class="container-fluid d-flex flex-wrap justify-content-between align-items-center">
         <p class="col-md-4 mb-0 text-muted">Minauth</p>
 
-    <a href="/" class="col-md-4 d-flex align-items-center justify-content-center mb-3 mb-md-0 me-md-auto link-dark text-decoration-none">
-      <svg class="bi me-2" width="40" height="32"><use xlink:href="#bootstrap"></use></svg>
-    </a>
-
         <ul class="nav col-md-4 justify-content-end">
             <li class="nav-item"><a href="/" class="nav-link px-2 text-muted">Home</a></li>
             <li class="nav-item"><a href="/about" class="nav-link px-2 text-muted">About</a></li>

src/templates/components/header.html

@@ -5,23 +5,25 @@
             <div class="collapse navbar-collapse">
                 <ul class="navbar-nav me-auto">
                     <li class="nav-item">
-                        <a class="nav-link active" aria-current="page" href="#">Home</a>
+                        <a class="nav-link active" aria-current="page" href="/">Home</a>
                     </li>
                 </ul>
                 <ul class="navbar-nav">
-                    
+                    {% if token_claims is none %}
                     <li class="nav-item">
                         <a class="nav-link" href="/login">Login</a>
                     </li>
                     <li class="nav-item">
                         <a class="nav-link" href="/register">Register</a>
                     </li>
+                    {% else %}
                     <li class="nav-item">
                         <a class="nav-link" href="/me">Me</a>
                     </li>
                     <li class="nav-item">
                         <a class="nav-link" href="/logout">Logout</a>
                     </li>
+                    {% endif %}
                 </ul>
             </div>
         </div>

src/templates/pages/authorize.html

@@ -7,8 +7,14 @@
 </div>
 {% endif %}
 <form id="authorize-form" method="post">
-    <input id="keep_session" type="checkbox" class="form-check-input">
-    <label class="form-check-label" for="keep_session">Check me out</label>
+    <h1>Do you authorize this app?</h1>
+    <ul>
+        <li>App name: </li>
+        <li>Permisions: read basics</li>
+    </ul>
+    <input type="hidden" name="client_id" value="" />
+    <input type="hidden" name="scope" value="" />
+    <input type="hidden" name="state" value="" />
 
     <button type="submit" class="btn btn-primary">Authorize</button>
 </form>

src/templates/pages/me/index.html

@@ -5,8 +5,8 @@
 <a href="/me/details-form">Update details</a>
 
 <p>
-{% if user_picture %}
-    <img src="data:image/*;base64,{{ user_picture }}" style="width: 150px; height: 150px; object-fit: contain">
+{% if user.picture %}
+    <img src="data:image/*;base64,{{ encode_b64str(user.picture) }}" style="width: 150px; height: 150px; object-fit: contain">
 {% endif %}
 <ul>
     <li>

src/templates/pages/register.html

@@ -24,7 +24,7 @@
             class="form-control"
         />
     </div>
-    <div>
+    <div class="mb-3">
         <label for="email">Email</label>
         <input
             id="email" name="email" type="email"
@@ -32,7 +32,7 @@
             class="form-control"
         />
     </div>
-    <div>
+    <div class="mb-3">
         <label for="password">Password</label>
         <input
             id="password" name="password" type="password"