+ viewport meta

.drone.yml

@@ -1,12 +0,0 @@
-kind: pipeline
-name: default
-
-steps:
-- name: build
-  image: rustlang/rust:nightly-alpine
-  commands:
-  - apk add --no-cache musl-dev
-  - cargo fetch
-  - cargo build --all
-  environment:
-    CARGO_REGISTRIES_CRATES_IO_PROTOCOL: sparse

.gitignore

@@ -1,4 +1,4 @@
 /target
 **/*.rs.bk
-db.dat
+
-/db
+/db

Cargo.toml

@@ -1,28 +1,26 @@
 [package]
 name = "qchgk_web"
-version = "0.1.1"
+version = "0.1.0"
 authors = ["Dmitry <b4tm4n@mail.ru>"]
-edition = "2021"
+edition = "2018"
-license = "MIT"
-readme = "README.md"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
-
 [dependencies]
-rand="0.8"
+actix-files="0.1"
+actix-web = "1.0"
 serde="1.0"
+serde_derive="1.0"
 serde_json="1.0"
-rocket="0.4"
+ledb="0.2"
-chgk_ledb_lib = {git = "https://gitea.b4tman.ru/b4tman/chgk_ledb.git", rev="8120a996a3", package="chgk_ledb_lib"}
+ledb-derive="0.2"
-
+ledb-types="0.2"
-[dependencies.rocket_contrib]
+lmdb-zero="0.4"
-version = "0.4"
+rand="0.7"
-default-features = false
+env_logger = "0.6"
-features = ["serve", "tera_templates"]
+tera = "0.11"
 
 [profile.release]
 opt-level = 3
 debug = false
 lto = true
-strip = true

LICENSE

@@ -1,21 +0,0 @@
-MIT License
-
-Copyright (c) 2022 Dmitry Belyaev
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.

README.md

@@ -1,10 +0,0 @@
-# qchgk_web
-
-Простой веб интерфейс к базе вопросов ЧГК
-
-## Ссылки
-
-- Источник вопросов: http://db.chgk.info
-- Копия файлов базы вопросов: https://gitlab.com/b4tman/db_chgk
-- Конвертор в JSON: https://gitea.b4tman.ru/b4tman/chgk_txt2json
-- Загрузчик в формат базы для этой штуки: https://gitea.b4tman.ru/b4tman/chgk_ledb

src/main.rs

@@ -1,134 +1,241 @@
-#![feature(proc_macro_hygiene, decl_macro)]
+extern crate actix_files;
-
+extern crate actix_web;
 extern crate serde;
-extern crate serde_json;
-
 #[macro_use]
-extern crate rocket;
+extern crate serde_derive;
-extern crate rocket_contrib;
+#[macro_use]
+extern crate serde_json;
+extern crate ledb;
+#[macro_use]
+extern crate ledb_derive;
+extern crate env_logger;
+extern crate ledb_types;
+#[macro_use]
+extern crate tera;
 
-use rocket::response::Redirect;
+use tera::Context;
-use rocket::{Rocket, State};
+
-use rocket_contrib::serve::StaticFiles;
+
-use rocket_contrib::templates::Template;
+use actix_web::{
+    guard, http::header, middleware::Logger, web,
+    App, Error, HttpRequest, HttpResponse, HttpServer, Result,
+};
 
 use rand::distributions::Uniform;
 use rand::Rng;
 
-use std::sync::Arc;
 
-use chgk_ledb_lib::db;
+use ledb::{Options, Storage};
-use chgk_ledb_lib::questions::Question;
 
-const DB_FILENAME: &str = "db.dat";
+#[derive(Debug, Default, Clone, Serialize, Deserialize, Document)]
-
+struct BatchInfo {
-trait ErrorEmpty {
+    #[document(primary)]
-    type Output;
+    #[serde(default)]
-    fn err_empty(self) -> Result<Self::Output, ()>;
+    filename: String,
+    #[serde(default)]
+    description: String,
+    #[serde(default)]
+    author: String,
+    #[serde(default)]
+    comment: String,
+    #[serde(default)]
+    url: String,
+    #[serde(default)]
+    date: String,
+    #[serde(default)]
+    processed_by: String,
+    #[serde(default)]
+    redacted_by: String,
+    #[serde(default)]
+    copyright: String,
+    #[serde(default)]
+    theme: String,
+    #[serde(default)]
+    kind: String,
+    #[serde(default)]
+    source: String,
+    #[serde(default)]
+    rating: String,
 }
 
-impl<T, E> ErrorEmpty for Result<T, E> {
+#[derive(Debug, Default, Clone, Serialize, Deserialize, Document)]
-    type Output = T;
+struct Question {
-    fn err_empty(self) -> Result<Self::Output, ()> {
+    #[document(primary)]
-        self.map_err(|_| ())
+    #[serde(default)]
-    }
+    num: u32,
+    #[document(index)]
+    id: String,
+
+    description: String,
+    answer: String,
+
+    #[serde(default)]
+    author: String,
+    #[serde(default)]
+    comment: String,
+    #[serde(default)]
+    comment1: String,
+    #[serde(default)]
+    tour: String,
+    #[serde(default)]
+    url: String,
+    #[serde(default)]
+    date: String,
+    #[serde(default)]
+    processed_by: String,
+    #[serde(default)]
+    redacted_by: String,
+    #[serde(default)]
+    copyright: String,
+    #[serde(default)]
+    theme: String,
+    #[serde(default)]
+    kind: String,
+    #[serde(default)]
+    source: String,
+    #[serde(default)]
+    rating: String,
+    #[document(nested)]
+    #[serde(default)]
+    batch_info: BatchInfo,
 }
 
-type DataBaseInner = db::Reader<Question>;
+struct AppState {
-type DataBase = Arc<DataBaseInner>;
+    storage: Storage,
-struct AppState{
+    template: tera::Tera,
-    db: DataBase,
+    database_distribution: Uniform<u32>,
-    database_distribution: Uniform<usize>,
 }
 
-impl From<DataBaseInner> for AppState {
+fn get_database_distribution(storage: &Storage) -> Uniform<u32> {
-    fn from(db: DataBaseInner) -> Self {
+    let collection = storage
-        let last_id = db.len();
+        .collection("questions")
-        let database_distribution = rand::distributions::Uniform::new_inclusive(1usize, last_id);
+        .expect("collection \"questions\"");
-        let db = Arc::new(db);
+    let last_id = collection.last_id().expect("\"questions\" last_id");
 
-        Self {
+    rand::distributions::Uniform::new_inclusive(1u32, last_id)
-            db,
-            database_distribution
-        }
-    }
 }
 
-fn random_question_id(database_distribution: &Uniform<usize>) -> usize {
+fn random_question_id(database_distribution: &Uniform<u32>) -> u32 {
     let mut rng = rand::thread_rng();
     rng.sample(database_distribution)
 }
 
-fn get_question(db: &DataBase, id: usize) -> Result<Question, ()> {
+fn get_question(storage: &Storage, id: u32) -> Result<Option<Question>, Error> {
-    db.get(id - 1).err_empty()
+    if 0 == id {
+        return Ok(None);
+    }
+
+    let collection = storage.collection("questions").expect("collection questions");
+    let last_id = collection.last_id().expect("questions last id");
+
+    if id > last_id {
+        Err(Error::from(()))
+    } else {
+        let question = collection.get::<Question>(id);
+        if question.is_err() {
+            Err(Error::from(()))
+        } else {
+            Ok(question.unwrap())
+        }
+    }
 }
 
-fn show_question_details(template_name: &'static str, data: &AppState, id: usize) -> Template {
+fn show_question_details(template_file: &str, data: web::Data<AppState>, id: web::Path<u32>) -> Result<HttpResponse, Error> {
-    match get_question(&data.db, id) {
+    let id = id.into_inner();
-        Ok(question) => {
+
+    let question = get_question(&data.storage, id);
+
+    if question.is_ok() {
+        let question = question.unwrap();
+
+        if question.is_some() {
+            let question = question.unwrap();
             let mut context = serde_json::to_value(question).expect("question serialize");
             if context.is_object() {
                 let next_id = random_question_id(&data.database_distribution);
                 context["next"] = serde_json::to_value(next_id).expect("question id serialize");
             }
-            Template::render(template_name, &context)
+            let body = data.template.render(template_file, &context).expect("template render - show_question_details");
-        }
+            Ok(HttpResponse::Ok().content_type("text/html").body(body))
-        Err(_) => {
+        } else {
-            use std::collections::HashMap;
+            Ok(HttpResponse::PermanentRedirect()
-            let context: HashMap<String, String> = HashMap::new();
+                .header(header::LOCATION, "/q/")
-            Template::render("404", context)
+                .finish())
         }
+    } else {
+        let context = Context::new();
+        Ok(HttpResponse::with_body(
+            actix_web::http::StatusCode::NOT_FOUND,
+            actix_web::dev::Body::from(data.template.render("404.html", &context).unwrap()),
+        ))
     }
 }
 
-#[get("/q/<id>")]
+fn show_question(data: web::Data<AppState>, id: web::Path<u32>) -> Result<HttpResponse, Error> {
-fn show_question(data: State<AppState>, id: usize) -> Template {
+    show_question_details("question.html", data, id)
-    show_question_details("question", data.inner(), id)
 }
 
-#[get("/q/<id>/a")]
+fn show_answer(data: web::Data<AppState>, id: web::Path<u32>) -> Result<HttpResponse, Error> {
-fn show_answer(data: State<AppState>, id: usize) -> Template {
+    show_question_details("answer.html", data, id)
-    show_question_details("answer", data.inner(), id)
 }
 
-#[get("/q/0")]
+fn index(data: web::Data<AppState>, _req: HttpRequest) -> Result<HttpResponse, Error> {
-fn question0() -> Redirect {
-    Redirect::to("/")
-}
-
-#[get("/q/0/a")]
-fn answer0() -> Redirect {
-    Redirect::to("/")
-}
-
-#[get("/")]
-fn index(data: State<AppState>) -> Redirect {
     let id = random_question_id(&data.database_distribution);
-    Redirect::temporary(format!("/q/{}", id))
-}
 
-#[catch(404)]
+    let url = format!("/q/{}", id);
-fn not_found(_req: &rocket::Request) -> Template {
-    use std::collections::HashMap;
-    let context: HashMap<String, String> = HashMap::new();
-    Template::render("404", context)
-}
 
-fn rocket() -> Rocket {
+    Ok(HttpResponse::TemporaryRedirect()
-    let state: AppState = db::Reader::new(DB_FILENAME, 2048).expect("open db").into();
+        .header(header::LOCATION, url.as_str())
-
+        .finish())
-    rocket::ignite()
-        .manage(state)
-        .register(catchers![not_found])
-        .mount(
-            "/",
-            routes![index, show_question, show_answer, question0, answer0],
-        )
-        .mount("/q", routes![index])
-        .mount("/q/static", StaticFiles::from("static/"))
-        .attach(Template::fairing())
 }
 
 fn main() {
-    rocket().launch();
+    std::env::set_var("RUST_LOG", "actix_web=info");
+    env_logger::init();
+
+    let options: Options = serde_json::from_value(json!({
+        "read_only": true,
+        "no_lock": true,
+    }))
+    .expect("options json parse");
+
+    let storage = Storage::new("db", options).expect("db open");
+
+    HttpServer::new(move || {
+        let mut data = AppState {
+            storage: storage.clone(),
+            template: compile_templates!("./templates/**/*"),
+            database_distribution: Uniform::new(1, 3),
+        };
+        data.database_distribution = get_database_distribution(&data.storage);
+        let data = data;
+
+        App::new()
+            .wrap(Logger::default())
+            .data(data)
+            .service(actix_files::Files::new("/static", "./static"))
+            .route("/q", web::to(index))
+            .service(
+                web::scope("/q")
+                    .service(actix_files::Files::new("/static", "./static"))
+                    .service(
+                        web::resource("/{id}")
+                            .name("question") 
+                            .guard(guard::Get())
+                            .to(show_question),
+                    )
+                    .service(
+                        web::resource("/{id}/a/")
+                            .name("answer") 
+                            .guard(guard::Get())
+                            .to(show_answer),
+                    )
+                    .route("/", web::to(index))
+            )
+            .route("/", web::to(index))
+    })
+    .bind("0.0.0.0:8088")
+    .expect("HttpServer::bind to 8088")
+    .run()
+    .expect("HttpServer::run");
 }

static/style.css

@@ -11,6 +11,7 @@ body {
 }
 
 .footer {
+    widows: 100%;
     text-align: center;
     z-index: -1;
 }
@@ -21,18 +22,4 @@ details {
 
 #details {
     text-align: justify;
-}
-
-.nav-link {
-    margin-top: 0px;
-    margin-bottom: 0px;
-    padding-top: 0px;
-    padding-bottom: 0px;
-}
-
-.navbar {
-    margin-top: 0px;
-    margin-bottom: 0px;
-    padding-top: 0px;
-    padding-bottom: 0px;
 }

templates/404.html

@@ -1,4 +1,4 @@
-{% extends "base" %}
+{% extends "base.html" %}
 {% block title %}404{% endblock title %}
 {% block content %}
   <h1>404 - Could not find that page</h1>

templates/answer.html

@@ -0,0 +1,48 @@
+{% extends "base.html" %} {% block title %} Ответ {% endblock title %} {% block nav %}
+<li class="nav-item"><a class="nav-link text-primary" href="/q/{{ next }}">Ещё</a></li>
+{% endblock nav %} {% block content %}
+<!-- <h1>{{ id }}</h1> -->
+<div class="content-block">
+    <div id="question" class="content-block-inner">
+        <p>
+            <font color="#544669">
+                <h4> {{ description }} </h4>
+            </font>
+        </p>
+    </div>
+</div><br />
+<div class="content-block">
+    <div id="answer" class="content-block-inner">
+        <hr/>
+        <p>
+            <!-- <h2> Ответ: </h2> -->
+            <h1 class="d-flex justify-content-center text-center">{{ answer }}</h1>
+        </p>
+        <hr/><br><br/>
+        <details>
+            <div id="details">
+                {% if comment | length or comment1 | length %}
+                <p><span>Комментарии:</span> {% if comment | length %} {{ comment }} {% endif %} {% if comment1 | length %}
+                    <br/> {{ comment1 }} {% endif %}
+                </p>
+                {% endif %} {% if author | length %}
+                <p><span>Автор: </span> {{ author }}</p>
+                {% endif %} {% if copyright | length %}
+                <p><span>Копирайт: </span> {{ copyright }}</p>
+                {% endif %} {% if source | length %}
+                <p><span>Источник: </span> {{ source }}</p>
+                {% endif %} {% if theme | length %}
+                <p><span>Тема: </span> {{ theme }}</p>
+                {% endif %} {% if rating | length %}
+                <p><span>Рейтинг: </span> {{ author }}</p>
+                {% endif %} {% if batch_info.description | length %}
+                <p><span>Чемпионат: </span> {{ batch_info.description }}</p>
+                {% endif %} {% if tour | length %}
+                <p><span>Тур: </span> {{ tour }}</p>
+                {% endif %} {% if id | length %}
+                <p><span>Номер: </span> {{ id }}</p>
+                {% endif %}
+            </div>
+        </details>
+    </div>
+    <br /> {% endblock content %}

templates/answer.html.tera

@@ -1,59 +0,0 @@
-{% extends "base" %} {% block title %} Ответ {% endblock title %}
-{% block nav %} 
-<li class="nav-item"><a class="nav-link text-primary" href="/q/{{ next }}">Ещё</a></li>
-{% endblock nav %}
-{% block content %}
-<!-- <h1>{{ id }}</h1> -->
-<div class="content-block">
-    <div id="question" class="content-block-inner">
-        <p>
-            <h4 class="text-muted"> {{ description }} </h4>
-        </p>
-    </div>
-</div><br />
-<div class="content-block">
-    <div id="answer" class="content-block-inner">
-        <div class="mt-2 px-2 py-1 shadow rounded">        
-            <!-- <h2> Ответ: </h2>  -->
-            <h1 class="display-4 d-flex justify-content-center text-center">{{ answer }}</h1>
-        </div><br><br/><details>
-        <div id="details">
-            {% if comment | length or comment1 | length %}
-            <p><span>Комментарии:</span>
-                {% if comment | length %}
-                {{ comment }}
-                {% endif %}
-                {% if comment1 | length %}
-                <br/>
-                {{ comment1 }}
-                {% endif %}
-            </p>
-            {% endif %}
-            {% if author | length %}
-            <p><span>Автор: </span> {{ author }}</p>
-            {% endif %}
-            {% if copyright | length %}
-            <p><span>Копирайт: </span> {{ copyright }}</p>
-            {% endif %}
-            {% if source | length %}
-            <p><span>Источник: </span> {{ source }}</p>
-            {% endif %}
-            {% if theme | length %}
-            <p><span>Тема: </span> {{ theme }}</p>
-            {% endif %}
-            {% if rating | length %}
-            <p><span>Рейтинг: </span> {{ author }}</p>
-            {% endif %}
-            {% if batch_info.description | length %}
-            <p><span>Чемпионат: </span> {{ batch_info.description }}</p>
-            {% endif %}
-            {% if tour | length %}
-            <p><span>Тур: </span> {{ tour }}</p>
-            {% endif %}
-            {% if id | length %}
-            <p><span>Номер: </span> {{ id }}</p>
-            {% endif %}
-        </div></details>
-    </div>
-    <br />
-    {% endblock content %}

templates/base.html

@@ -0,0 +1,61 @@
+<!DOCTYPE html>
+<html>
+
+<head>
+    <meta charset="utf-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+    <link rel="stylesheet" type="text/css" href="/q/static/bootstrap.min.css">
+    <link rel="stylesheet" type="text/css" href="/q/static/style.css" />
+    <title>{% block title %}{% endblock title %}</title>
+</head>
+
+<body>
+    <header>
+        <nav class="navbar navbar-expand-sm container sticky-top navbar-light justify-content-center">
+            <ul class="nav navbar-nav">
+                {% include "nav.html" %} {% block nav %}{% endblock nav %}
+            </ul>
+        </nav>
+        <hr/>
+    </header>
+    <article>
+        <div id="content" class="container">{% block content %}{% endblock content %}</div>
+    </article>
+    <footer class="footer fixed-bottom">
+        <hr/>
+        <p class="text-secondary">Источник: <a class="text-secondary" href="https://db.chgk.info/">db.chgk.info</a></p>
+    </footer>
+    <!-- Yandex.Metrika counter -->
+    <script type="text/javascript">
+        (function(d, w, c) {
+            (w[c] = w[c] || []).push(function() {
+                try {
+                    w.yaCounter48214757 = new Ya.Metrika2({
+                        id: 48214757,
+                        clickmap: true,
+                        trackLinks: true,
+                        accurateTrackBounce: true,
+                        trackHash: true,
+                        ut: "noindex"
+                    });
+                } catch (e) {}
+            });
+            var n = d.getElementsByTagName("script")[0],
+                s = d.createElement("script"),
+                f = function() {
+                    n.parentNode.insertBefore(s, n);
+                };
+            s.type = "text/javascript";
+            s.async = true;
+            s.src = "https://mc.yandex.ru/metrika/tag.js";
+            if (w.opera == "[object Opera]") {
+                d.addEventListener("DOMContentLoaded", f, false);
+            } else {
+                f();
+            }
+        })(document, window, "yandex_metrika_callbacks2");
+    </script> <noscript><div><img src="https://mc.yandex.ru/watch/48214757?ut=noindex" style="position:absolute; left:-9999px;" alt="" /></div></noscript>
+    <!-- /Yandex.Metrika counter -->
+</body>
+
+</html>

templates/base.html.tera

@@ -1,27 +0,0 @@
-<!DOCTYPE html>
-<html>
-<head>
-  <meta charset="utf-8" />
-  <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
-  <link rel="stylesheet" type="text/css" href="/q/static/bootstrap.min.css">
-  <link rel="stylesheet" type="text/css" href="/q/static/style.css" />
-  <title>{% block title %}{% endblock title %}</title>
-</head>
-<body>
-    <header class="shadow-sm rounded-bottom">
-    <nav class="navbar navbar-expand-sm container sticky-top navbar-light justify-content-center">
-    <ul class="nav navbar-nav">
-    {% include "nav" %}
-    {% block nav %}{% endblock nav %}
-    </ul>
-    </nav>
-    </header>
-    <article class="mb-5 pb-5">
-    <div id="content" class="container">{% block content %}{% endblock content %}</div>
-    </article>
-<footer class="footer fixed-bottom shadow-lg rounded-top">
-<p class="my-0 py-0 text-secondary">Источник: <a class="text-secondary" href="https://db.chgk.info/">db.chgk.info</a></p>
-</footer>
-<!-- Yandex.Metrika counter --> <script type="text/javascript" > (function (d, w, c) { (w[c] = w[c] || []).push(function() { try { w.yaCounter48214757 = new Ya.Metrika2({ id:48214757, clickmap:true, trackLinks:true, accurateTrackBounce:true, trackHash:true, ut:"noindex" }); } catch(e) { } }); var n = d.getElementsByTagName("script")[0], s = d.createElement("script"), f = function () { n.parentNode.insertBefore(s, n); }; s.type = "text/javascript"; s.async = true; s.src = "https://mc.yandex.ru/metrika/tag.js"; if (w.opera == "[object Opera]") { d.addEventListener("DOMContentLoaded", f, false); } else { f(); } })(document, window, "yandex_metrika_callbacks2"); </script> <noscript><div><img src="https://mc.yandex.ru/watch/48214757?ut=noindex" style="position:absolute; left:-9999px;" alt="" /></div></noscript> <!-- /Yandex.Metrika counter -->
-</body>
-</html>

templates/question.html

@@ -0,0 +1,20 @@
+{% extends "base.html" %} {% block title %} Вопрос {% endblock title %} {% block nav %}
+<li class="nav-item"><a class="nav-link text-primary" href="/q/{{ next }}">Ещё</a></li>
+{% endblock nav %} {% block content %}
+<!-- <h1>{{ id }}</h1> -->
+<div class="content-block">
+    <div id="question" class="content-block-inner">
+        <p>
+            <h3> {{ description }} </h3>
+        </p>
+    </div>
+</div>
+<br/>
+<br/>
+<br/>
+<details>
+    <summary>Ответ</summary><br/>
+    <a class="btn btn-dark" href="/q/{{ num }}/a/">Показать ответ</a>
+</details>
+
+{% endblock content %}

templates/question.html.tera

@@ -1,18 +0,0 @@
-{% extends "base" %} {% block title %} Вопрос {% endblock title %} 
-{% block nav %} 
-<li class="nav-item"><a class="nav-link text-primary" href="/q/{{ next }}">Ещё</a></li>
-{% endblock nav %}
-{% block content %}
-<!-- <h1>{{ id }}</h1> -->
-<div class="content-block"><div id="question" class="content-block-inner">
-<p>
-    <h3> {{ description }} </h3>
-</p>
-</div></div>
-<br/>
-<br/>
-<br/>
-<div class="justify-content-center text-center">
-<a class="btn btn-dark shadow" href="/q/{{ num }}/a/">Показать ответ</a>
-</div>
-{% endblock content %}