template: problem_detail

5 years ago · ffa193b5dd
parent 2e23d05a59
commit ffa193b5dd
43 changed files with 265 additions and 242 deletions
--- a/hydro/development.js
+++ b/hydro/development.js
@ -16,6 +16,11 @@ process.on('restart', async () => {
    delete require.cache;
    run();
 });
+const path = require('path');
+const i18n = require('./lib/i18n');
+i18n(path.resolve(__dirname, '..', 'locales', 'zh_CN.yaml'), 'zh_CN');
+
+
 const EventEmitter = require('events');
 global.bus = new EventEmitter();
 async function run() {
@ -27,13 +32,14 @@ async function run() {
        });
    });
    let server = require('./service/server');
-    require('./lib/i18n');
+
    require('./handler/ui');
    require('./handler/base');
    require('./handler/home');
    require('./handler/problem');
    require('./handler/record');
    require('./handler/judge');
+    require('./handler/user');
    server.start();
 }
 run().catch(e => {
--- a/hydro/handler/base.js
+++ b/hydro/handler/base.js
@ -15,13 +15,9 @@ MIDDLEWARE(async (ctx, next) => {
        let sid = ctx.cookies.get('sid');
        let save = ctx.cookies.get('save');
        let tokenType, expireSeconds;
-        if (save) {
-            tokenType = token.TYPE_SAVED_SESSION;
-            expireSeconds = options.session.saved_expire_seconds;
-        } else {
-            tokenType = token.TYPE_UNSAVED_SESSION;
-            expireSeconds = options.session.unsaved_expire_seconds;
-        }
+        tokenType = token.TYPE_SESSION;
+        if (save) expireSeconds = options.session.saved_expire_seconds;
+        else expireSeconds = options.session.unsaved_expire_seconds;
        ctx.session = sid ?
            await token.update(sid, tokenType, expireSeconds, Object.assign({
                update_ip: ctx.request.ip,
@ -48,6 +44,7 @@ MIDDLEWARE(async (ctx, next) => {
                }
            }
        };
+        console.log(ctx.session.uid);
        await next();
        if (ctx.session.sid)
            await token.update(ctx.session.sid, tokenType, expireSeconds, Object.assign({
@ -61,7 +58,8 @@ MIDDLEWARE(async (ctx, next) => {
                update_ip: ctx.request.ip,
                update_ua: ctx.request.headers['user-agent'] || ''
            }, ctx.session));
-        let cookie = { domain: options.session.domain, secure: options.session.secure, httponly: true };
+        console.log(ctx.session.sid, ctx.session.uid);
+        let cookie = { secure: options.session.secure, httponly: true };
        if (save) {
            cookie.expires = ctx.session.expireAt, cookie.maxAge = expireSeconds;
            ctx.cookies.set('save', 'true', cookie);
--- a/hydro/handler/judge.js
+++ b/hydro/handler/judge.js
@ -1,5 +1,5 @@
 const
-    { CONTEXT } = require('../service/server'),
+    { GET, POST } = require('../service/server'),
    queue = require('../service/queue'),
    record = require('../model/record'),
    { requirePerm } = require('./tools'),
@ -7,12 +7,10 @@ const

 queue.assert('judge');

-const { MIDDLEWARE, GET, POST } = CONTEXT();
-MIDDLEWARE(requirePerm(PERM_JUDGE));
-GET('/judge/noop', async ctx => {
+GET('/judge/noop', requirePerm(PERM_JUDGE), async ctx => {
    ctx.body = {};
 });
-GET('/judge/fetch', async ctx => {
+GET('/judge/fetch', requirePerm(PERM_JUDGE), async ctx => {
    let rid = await queue.get('judge', false);
    if (rid) {
        let rdoc = await record.get(rid);
@ -27,9 +25,9 @@ GET('/judge/fetch', async ctx => {
        ctx.body = data;
    }
 });
-POST('/judge/next', async ctx => {
+POST('/judge/next', requirePerm(PERM_JUDGE), async ctx => {
    console.log(ctx.request.body);
 });
-POST('/judge/end', async ctx => {
+POST('/judge/end', requirePerm(PERM_JUDGE), async ctx => {
    console.log(ctx.request.body);
 });
--- a/hydro/handler/problem.js
+++ b/hydro/handler/problem.js
@ -38,6 +38,7 @@ GET('/p/:pid', requirePerm(PERM_VIEW_PROBLEM), async ctx => {
    let pdoc = await problem.get({ pid, uid });
    if (pdoc.hidden) ctx.checkPerm(PERM_VIEW_PROBLEM_HIDDEN);
    let udoc = await user.getById(pdoc.owner);
+    ctx.templateName = 'problem_detail.html';
    ctx.body = { pdoc, udoc, title: pdoc.title };
 });
 POST('/p/:pid/submit', requirePerm(PERM_SUBMIT_PROBLEM), async ctx => {
--- a/hydro/handler/ui.js
+++ b/hydro/handler/ui.js
@ -1,25 +1,58 @@
 const
    path = require('path'),
+    md5 = require('blueimp-md5'),
    static = require('koa-static'),
    nunjucks = require('nunjucks'),
+    hljs = require('hljs'),
+    MarkdownIt = require('markdown-it'),
+    katex = require('markdown-it-katex'),
    options = require('../options'),
    perm = require('../permission'),
    builtin = require('../model/builtin'),
    { MIDDLEWARE } = require('../service/server'),
-    { NotFoundError } = require('../error');
+    { NotFoundError } = require('../error'),
+    MD5_REGEX = /^[0-9a-f]{32}$/;

+function getHash(email) {
+    email = (typeof email === 'string') ? email.trim().toLowerCase() : 'unspecified';
+    return email.match(MD5_REGEX) ? email : md5(email);
+}
+
+class Markdown extends MarkdownIt {
+    constructor() {
+        super({
+            linkify: true,
+            highlight: function (str, lang) {
+                if (lang && hljs.getLanguage(lang))
+                    try {
+                        return hljs.highlight(lang, str).value;
+                    } catch (__) { } // eslint-disable-line no-empty
+                return '';
+            }
+        });
+        this.linkify.tlds('.py', false);
+        this.use(katex);
+    }
+}
+const md = new Markdown();
 class Nunjucks extends nunjucks.Environment {
    constructor() {
        super(
            new nunjucks.FileSystemLoader(path.resolve(options.template.path)),
            { autoescape: true, trimBlocks: true }
        );
-        this.addFilter('json', function (data) {
-            return JSON.stringify(data);
+        this.addFilter('json', function (self) {
+            return JSON.stringify(self);
        }, false);
        this.addFilter('assign', function (self, data) {
            return Object.assign(self, data);
        });
+        this.addFilter('markdown', function (self) {
+            return md.render(self);
+        });
+        this.addFilter('gravatar_url', function (email, size) {
+            return `//gravatar.loli.net/avatar/${getHash(email)}?d=mm&s=${size}`;
+        });
        this.addGlobal('static_url', str => `/${str}`);
        this.addGlobal('reverse_url', str => str);
        this.addGlobal('perm', perm);
@ -30,8 +63,10 @@ const env = new Nunjucks();
 MIDDLEWARE(static(path.resolve(process.cwd(), '.uibuild')));
 MIDDLEWARE(async (ctx, next) => {
    ctx.render_title = str => str;
-    ctx.ui_context = {};
-    ctx.user_context = {};
+    ctx.UIContext = {
+        cdn_prefix: '/',
+        url_prefix: '/'
+    };
    ctx.render = async (name, context) => {
        ctx.user = ctx.state.user;
        ctx.translate = str => {
@ -53,12 +88,17 @@ MIDDLEWARE(async (ctx, next) => {
        try {
            await next();
            if (!ctx.body) throw new NotFoundError();
+            if (ctx.query.template || ctx.templateName) {
+                Object.assign(ctx.body, JSON.parse(ctx.query.data || '{}'));
+                await ctx.render(ctx.query.template || ctx.templateName, ctx.body);
+            } else if (ctx.setRedirect) {
+                ctx.response.type = 'application/octet-stream';
+                ctx.redirect(ctx.setRedirect);
+            }
        } catch (error) {
+            if (error.toString().startsWith('Template render error')) throw error;
            await ctx.render('error.html', { error });
        }
-        Object.assign(ctx.body, JSON.parse(ctx.query.data || '{}'));
-        console.log(ctx.body);
-        if (ctx.query.template || ctx.templateName) await ctx.render(ctx.query.template || ctx.templateName, ctx.body);
    } catch (error) {
        await ctx.render('bsod.html', { error });
    }
--- a/hydro/handler/user.js
+++ b/hydro/handler/user.js
@ -12,12 +12,16 @@ const

 GET('/user', async ctx => {
    let udoc = await user.getById(ctx.session.uid);
+    ctx.templateName = 'user_detail.html';
    ctx.body = { udoc };
 });
+GET('/login', async ctx => {
+    ctx.templateName = 'user_login.html';
+});
 POST('/login', async ctx => {
-    let { username, password, rememberme } = ctx.request.body;
-    let udoc = await user.getByUname(username);
-    if (!udoc) throw new LoginError(username);
+    let { uname, password, rememberme = false } = ctx.request.body;
+    let udoc = await user.getByUname(uname);
+    if (!udoc) throw new LoginError(uname);
    if (udoc) udoc.checkPassword(password);
    await user.setById(udoc._id, { loginat: new Date(), loginip: ctx.request.ip });
    udoc.salt = '';
@ -25,22 +29,20 @@ POST('/login', async ctx => {
    console.log(udoc);
    ctx.session.uid = udoc._id;
    ctx.session.rememberme = rememberme;
-    ctx.body = { udoc };
+    ctx.body = {};
+    ctx.setRedirect = ctx.request.headers.referer || '/';
 });
 POST('/logout', requirePerm(PERM_LOGGEDIN), async ctx => {
    ctx.session = { uid: 1 };
    ctx.body = {};
 });
-let { GET: _GET, POST: _POST, MIDDLEWARE: _MIDDLEWARE } = CONTEXT();
-_MIDDLEWARE(requirePerm(PERM_REGISTER_USER));
-
-_GET('/register/:code', async ctx => {
+GET('/register/:code', requirePerm(PERM_REGISTER_USER), async ctx => {
    let code = ctx.request.body.code;
    let { mail } = await token.get(code, token.TYPE_REGISTRATION);
    if (!mail) throw new InvalidTokenError(token.TYPE_REGISTRATION, code);
    ctx.body = { mail };
 });
-_GET('/register/:code', async ctx => {
+GET('/register/:code', requirePerm(PERM_REGISTER_USER), async ctx => {
    let { code, password, verify_password, uname } = ctx.request.body;
    let { mail } = await token.get(code, token.TYPE_REGISTRATION);
    if (!mail) throw new InvalidTokenError(token.TYPE_REGISTRATION, code);
@ -53,7 +55,7 @@ _GET('/register/:code', async ctx => {
 });

 if (options.smtp.user) {
-    _POST('/register', limitRate('send_mail', 3600, 30), async ctx => {
+    POST('/register', requirePerm(PERM_REGISTER_USER), limitRate('send_mail', 3600, 30), async ctx => {
        let email = ctx.request.body.email;
        validator.check_mail(email);
        if (await user.get_by_mail(email)) throw new UserAlreadyExistError(email);
@ -95,7 +97,7 @@ if (options.smtp.user) {
        ctx.redirect('/');
    });
 } else
-    _POST('/register', async ctx => {
+    POST('/register', requirePerm(PERM_REGISTER_USER), async ctx => {
        let email = ctx.request.body.email;
        validator.check_mail(email);
        if (await user.get_by_mail(email)) throw new UserAlreadyExistError(email);
--- a/hydro/lib/i18n.js
+++ b/hydro/lib/i18n.js
@ -25,8 +25,8 @@ String.prototype.rawformat = function (object) {
    let res = this.split('{@}');
    return [res[0], object, res[1]];
 };
-String.prototype.translate = function (language = 'zh-CN') {
-    if (locales[language]) return this;
+String.prototype.translate = function (language = 'zh_CN') {
+    if (locales[language]) return locales[language][this] || this;
    else return this;
 };

--- a/hydro/service/server.js
+++ b/hydro/service/server.js
@ -13,37 +13,7 @@ let server = http.createServer(app.callback());
 app.keys = options.session.keys;
 app.use(morgan(':method :url :status :res[content-length] - :response-time ms'));
 app.use(Body());
-
 let router = new Router();
-let contexts = [];
-function CONTEXT() {
-    this.router = new Router();
-    /**
-     * @param {import('koa').Middleware} middleware 
-     */
-    function MIDDLEWARE(middleware) {
-        router.use(middleware);
-    }
-    /**
-     * @param {string} route 
-     * @param {...import('koa').Middleware} handler 
-     */
-    function GET(route, ...handler) {
-        router.get(route, ...handler);
-    }
-    /**
-     * @param {string} route 
-     * @param {...import('koa').Middleware} handler 
-     */
-    function POST(route, ...handler) {
-        router.post(route, ...handler);
-    }
-    this.MIDDLEWARE = MIDDLEWARE;
-    this.GET = GET;
-    this.POST = POST;
-    contexts.push(this);
-    return this;
-}

 /**
 * @param {import('koa').Middleware} middleware 
@ -78,15 +48,12 @@ function SOCKET(prefix, handler) {
    sock.on('connection', handler);
    sock.installHandlers(server);
 }
-exports.CONTEXT = CONTEXT;
 exports.MIDDLEWARE = MIDDLEWARE;
 exports.GET = GET;
 exports.POST = POST;
 exports.SOCKET = SOCKET;
 exports.start = function start() {
    app.use(router.routes()).use(router.allowedMethods());
-    for (let c of contexts)
-        app.use(c.router.routes()).use(c.router.allowedMethods());
    app.listen(options.listen.port);
    console.log('Server listening at: %s', options.listen.port);
 };
--- a/package.json
+++ b/package.json
@ -7,7 +7,9 @@
    "license": "MIT",
    "dependencies": {
        "axios": "^0.19.0",
+        "blueimp-md5": "^2.13.0",
        "bson": "^4.0.2",
+        "hljs": "^6.2.3",
        "js-yaml": "^3.13.1",
        "koa": "^2.11.0",
        "koa-body": "^4.1.1",
@ -15,6 +17,8 @@
        "koa-router": "^7.4.0",
        "koa-static": "^5.0.0",
        "lodash": "^4.17.15",
+        "markdown-it": "^10.0.0",
+        "markdown-it-katex": "^2.0.3",
        "mongodb": "^3.3.4",
        "nodemailer": "^6.3.1",
        "nunjucks": "^3.2.1",
--- a/templates/components/comments_solution.html
+++ b/templates/components/comments_solution.html
@ -34,7 +34,7 @@
    <div class="media__left top">
    {% if not mode_create %}
      <div class="vote vote--discussion">
-      {% if handler.has_perm(vj4.model.builtin.PERM_VOTE_PROBLEM_SOLUTION) %}
+      {% if handler.has_perm(perm.PERM_VOTE_PROBLEM_SOLUTION) %}
        <div class="vote-number rotator--enabled">{{ doc['vote'] }}</div>
        <div class="vote-op clearfix">
          <form method="post">
--- a/templates/components/problem.html
+++ b/templates/components/problem.html
@ -2,7 +2,7 @@
  {%- if not invalid %}
  <a
  {%- if tdoc is none %}
-    href="{{ reverse_url('problem_detail', domain_id=pdoc['domain_id'], pid=pdoc['_id']) }}"
+    href="/p/{{ pdoc.pid }}"
  {%- elif tdoc['doc_type'] == vj4.model.document.TYPE_CONTEST %}
    href="{{ reverse_url('contest_detail_problem', domain_id=pdoc['domain_id'], pid=pdoc['_id'], tid=tdoc['doc_id']) }}"
  {%- elif tdoc['doc_type'] == vj4.model.document.TYPE_HOMEWORK %}
@ -29,7 +29,7 @@
 {%- if pdoc['tag']|length > 0 %}
  <ul class="problem__tags">
  {%- for tag in pdoc['tag'] %}
-    <li class="problem__tag"><a class="problem__tag-link" href="{{ reverse_url('problem_category', category=tag) }}">{{ tag }}</a></li>
+    <li class="problem__tag"><a class="problem__tag-link" href="/p?category={{ tag }}">{{ tag }}</a></li>
  {%- endfor %}
  </ul>
 {%- else %}
--- a/templates/components/user.html
+++ b/templates/components/user.html
@ -18,7 +18,7 @@
  </a>
 {% if badge %}
  <a class="user-profile-badge v-center badge--lv{{ dudoc['level']|default(0) }}" href="{{ reverse_url('user_detail', uid=udoc['_id']|default(0)) }}" title="LV {{ dudoc['level']|default(0) }}: Top {{ vj4.model.builtin.LEVELS[dudoc['level']|default(0)]|default('N/A') }}%">LV {{ dudoc['level']|default(0) }}</a>
-{% if modbadge and handler.dudoc_has_perm(udoc, dudoc, vj4.model.builtin.PERM_MOD_BADGE) %}
+{% if modbadge and handler.dudoc_has_perm(udoc, dudoc, perm.PERM_MOD_BADGE) %}
  <span class="user-profile-badge v-center badge--mod" title="Moderator">MOD</span>
 {% endif %}
 {% endif %}
--- a/templates/contest_main.html
+++ b/templates/contest_main.html
@ -115,7 +115,7 @@
    </div>
  </div>
  <div class="medium-3 columns">
-  {% if handler.has_perm(vj4.model.builtin.PERM_CREATE_CONTEST) %}
+  {% if handler.has_perm(perm.PERM_CREATE_CONTEST) %}
    <div class="section side">
      <div class="section__header">
        <h1 class="section__title">
--- a/templates/discussion_detail.html
+++ b/templates/discussion_detail.html
@ -29,7 +29,7 @@
        </div>
      </div>
      <ul class="section__footer supplementary dot list">
-      {% if handler.own(ddoc, vj4.model.builtin.PERM_EDIT_DISCUSSION_SELF) or handler.has_perm(vj4.model.builtin.PERM_EDIT_DISCUSSION) %}
+      {% if handler.own(ddoc, perm.PERM_EDIT_DISCUSSION_SELF) or handler.has_perm(perm.PERM_EDIT_DISCUSSION) %}
        <li>
          <a href="{{ reverse_url('discussion_edit', did=ddoc['doc_id']) }}"><span class="icon icon-edit"></span> {{ _('Edit') }}</a>
        </li>
@ -63,16 +63,16 @@
          udict = udict,
          comment_ref = 'drid',
          reply_ref = 'drrid',
-          comment_post_perm = vj4.model.builtin.PERM_REPLY_DISCUSSION,
-          comment_edit_perm = vj4.model.builtin.PERM_NONE if handler.own(ddoc, vj4.model.builtin.PERM_EDIT_DISCUSSION_REPLY_SELF_DISCUSSION) else vj4.model.builtin.PERM_EDIT_DISCUSSION_REPLY,
-          comment_edit_self_perm = vj4.model.builtin.PERM_EDIT_DISCUSSION_REPLY_SELF,
-          comment_delete_perm = vj4.model.builtin.PERM_NONE if handler.own(ddoc, vj4.model.builtin.PERM_DELETE_DISCUSSION_REPLY_SELF_DISCUSSION) else vj4.model.builtin.PERM_DELETE_DISCUSSION_REPLY,
-          comment_delete_self_perm = vj4.model.builtin.PERM_DELETE_DISCUSSION_REPLY_SELF,
-          reply_post_perm = vj4.model.builtin.PERM_REPLY_DISCUSSION,
-          reply_edit_perm = vj4.model.builtin.PERM_NONE if handler.own(ddoc, vj4.model.builtin.PERM_EDIT_DISCUSSION_REPLY_SELF_DISCUSSION) else vj4.model.builtin.PERM_EDIT_DISCUSSION_REPLY,
-          reply_edit_self_perm = vj4.model.builtin.PERM_EDIT_DISCUSSION_REPLY_SELF,
-          reply_delete_perm = vj4.model.builtin.PERM_NONE if handler.own(ddoc, vj4.model.builtin.PERM_DELETE_DISCUSSION_REPLY_SELF_DISCUSSION) else vj4.model.builtin.PERM_DELETE_DISCUSSION_REPLY,
-          reply_delete_self_perm = vj4.model.builtin.PERM_DELETE_DISCUSSION_REPLY_SELF
+          comment_post_perm = perm.PERM_REPLY_DISCUSSION,
+          comment_edit_perm = perm.PERM_NONE if handler.own(ddoc, perm.PERM_EDIT_DISCUSSION_REPLY_SELF_DISCUSSION) else perm.PERM_EDIT_DISCUSSION_REPLY,
+          comment_edit_self_perm = perm.PERM_EDIT_DISCUSSION_REPLY_SELF,
+          comment_delete_perm = perm.PERM_NONE if handler.own(ddoc, perm.PERM_DELETE_DISCUSSION_REPLY_SELF_DISCUSSION) else perm.PERM_DELETE_DISCUSSION_REPLY,
+          comment_delete_self_perm = perm.PERM_DELETE_DISCUSSION_REPLY_SELF,
+          reply_post_perm = perm.PERM_REPLY_DISCUSSION,
+          reply_edit_perm = perm.PERM_NONE if handler.own(ddoc, perm.PERM_EDIT_DISCUSSION_REPLY_SELF_DISCUSSION) else perm.PERM_EDIT_DISCUSSION_REPLY,
+          reply_edit_self_perm = perm.PERM_EDIT_DISCUSSION_REPLY_SELF,
+          reply_delete_perm = perm.PERM_NONE if handler.own(ddoc, perm.PERM_DELETE_DISCUSSION_REPLY_SELF_DISCUSSION) else perm.PERM_DELETE_DISCUSSION_REPLY,
+          reply_delete_self_perm = perm.PERM_DELETE_DISCUSSION_REPLY_SELF
        ) }}
        {{ paginator.render(page, pcount) }}
      {% if drcount == 0 %}
--- a/templates/discussion_edit.html
+++ b/templates/discussion_edit.html
@ -11,7 +11,7 @@
            <button name="operation" value="update" type="submit" class="rounded primary button">
              {{ _('Update') }} (Ctrl+Enter)
            </button>
-          {% if handler.own(ddoc, vj4.model.builtin.PERM_DELETE_DISCUSSION_SELF) or handler.has_perm(vj4.model.builtin.PERM_DELETE_DISCUSSION) %}
+          {% if handler.own(ddoc, perm.PERM_DELETE_DISCUSSION_SELF) or handler.has_perm(perm.PERM_DELETE_DISCUSSION) %}
            <button name="operation" value="delete" type="submit" class="rounded button">
              {{ _('Delete') }}
            </button>
--- a/templates/discussion_main_or_node.html
+++ b/templates/discussion_main_or_node.html
@ -23,7 +23,7 @@
      </div>
      <div class="section__body">
      {% if vnode %}
-      {% if handler.has_perm(vj4.model.builtin.PERM_CREATE_DISCUSSION) %}
+      {% if handler.has_perm(perm.PERM_CREATE_DISCUSSION) %}
        <p><a href="{{ reverse_url('discussion_create', doc_id=vnode['doc_id']) }}" class="expanded primary button">{{ _('Create a Discussion') }}</a></p>
      {% else %}
        {% if not handler.has_perm(perm.PERM_LOGGEDIN) %}
--- a/templates/domain_base.html
+++ b/templates/domain_base.html
@ -13,7 +13,7 @@
          </div>
          <ol class="menu collapsed">
            {{ sidemenu.render_item(null, 'domain_manage_dashboard') }}
-          {% if handler.has_perm(vj4.model.builtin.PERM_EDIT_DESCRIPTION) %}
+          {% if handler.has_perm(perm.PERM_EDIT_DESCRIPTION) %}
            {{ sidemenu.render_item(null, 'domain_manage_edit') }}
            {{ sidemenu.render_item(null, 'domain_manage_join_applications') }}
            {{ sidemenu.render_item(null, 'domain_manage_discussion') }}
@ -21,7 +21,7 @@
            <!-- Ranking Settings -->
          </ol>
        </li>
-      {% if handler.has_perm(vj4.model.builtin.PERM_EDIT_PERM) %}
+      {% if handler.has_perm(perm.PERM_EDIT_PERM) %}
        <li class="menu__item">
          <div class="menu__link expandable">
            <span class="icon icon-user"></span> {{ _('Access Control') }}
--- a/templates/domain_main.html
+++ b/templates/domain_main.html
@ -164,7 +164,7 @@
  {% endif %}
  </div>
  <div class="large-3 columns">
-  {% if handler.has_perm(vj4.model.builtin.PERM_VIEW_DISCUSSION) %}
+  {% if handler.has_perm(perm.PERM_VIEW_DISCUSSION) %}
    {% include 'discussion_nodes_widget.html' %}
  {% endif %}
  {% if domain_id == vj4.model.builtin.DOMAIN_ID_SYSTEM %}
--- a/templates/domain_manage_permission.html
+++ b/templates/domain_manage_permission.html
@ -21,7 +21,7 @@
        {% endfor %}
        </tr>
      </thead>
-    {% for family, perms in vj4.model.builtin.PERMS_BY_FAMILY.items() %}
+    {% for family, perms in perm.PERMS_BY_FAMILY.items() %}
      <tbody>
        <tr>
          <td class="col--family" colspan="{{ (roles|length)+1 }}">
--- a/templates/error.html
+++ b/templates/error.html
@ -1,4 +1,5 @@
 {% set no_path_section = true %}
+{% set page_name = "error" %}
 {% extends "layout/basic.html" %}
 {% block content %}
 <div class="error__container clearfix">
--- a/templates/homework_main.html
+++ b/templates/homework_main.html
@ -18,7 +18,7 @@
              <option value="list">{{ _('List View') }}</option>
            </select>
          </span>
-        {% if handler.has_perm(vj4.model.builtin.PERM_CREATE_HOMEWORK) %}
+        {% if handler.has_perm(perm.PERM_CREATE_HOMEWORK) %}
          <a class="compact button" href="{{ reverse_url('homework_create') }}">{{ _('Create Homework') }}</a>
        {% endif %}
        </div>
--- a/templates/layout/html5.html
+++ b/templates/layout/html5.html
@ -28,8 +28,8 @@
  <script>
    var _htmlNode = document.documentElement;
    _htmlNode.className = _htmlNode.className.replace(' nojs', ' hasjs');
-    var UiContext = {{ handler.ui_context|json|safe }};
-    var UserContext = {{ handler.user_context|json|safe }};
+    var UiContext = {{ handler.UIContext|json|safe }};
+    var UserContext = {{ handler.user|json|safe }};
  </script>
 </head>
 <body>
--- a/templates/partials/contest_sidebar.html
+++ b/templates/partials/contest_sidebar.html
@ -18,7 +18,7 @@
  <div>
    <ol class="menu">
    {% if page_name == 'discussion_node' %}
-    {% if handler.has_perm(vj4.model.builtin.PERM_CREATE_DISCUSSION) %}
+    {% if handler.has_perm(perm.PERM_CREATE_DISCUSSION) %}
      <li class="menu__item"><a class="menu__link highlight" href="{{ reverse_url('discussion_create_document_as_node', doc_type=tdoc['doc_type'], doc_id=tdoc['doc_id']) }}">
        <span class="icon icon-add"></span> {{ _('Create a Discussion') }}
      </a></li>
@ -40,7 +40,7 @@
    {% endif %}
    {% if not attended and not handler.is_done(tdoc) %}
      <li class="menu__item">
-    {% if handler.has_perm(vj4.model.builtin.PERM_ATTEND_CONTEST) and handler.has_perm(perm.PERM_LOGGEDIN) %}
+    {% if handler.has_perm(perm.PERM_ATTEND_CONTEST) and handler.has_perm(perm.PERM_LOGGEDIN) %}
        <form action="{{ reverse_url('contest_detail', tid=tdoc['doc_id']) }}" method="POST">
          <input type="hidden" name="operation" value="attend">
          <input type="hidden" name="csrf_token" value="{{ handler.csrf_token }}">
@ -68,12 +68,12 @@
        <span class="icon icon-statistics"></span> {{ _('Scoreboard (Hidden)') }}
      </a></li>
    {% endif %}
-    {% if handler.own(tdoc, vj4.model.builtin.PERM_EDIT_CONTEST_SELF) or handler.has_perm(vj4.model.builtin.PERM_EDIT_CONTEST) %}
+    {% if handler.own(tdoc, perm.PERM_EDIT_CONTEST_SELF) or handler.has_perm(perm.PERM_EDIT_CONTEST) %}
      <li class="menu__item"><a class="menu__link" href="{{ reverse_url('contest_edit', tid=tdoc['doc_id']) }}">
        <span class="icon icon-edit"></span>  {{ _('Edit Contest') }}
      </a></li>
    {% endif %}
-    {% if handler.has_perm(vj4.model.builtin.PERM_READ_RECORD_CODE) %}
+    {% if handler.has_perm(perm.PERM_READ_RECORD_CODE) %}
      <li class="menu__item"><a class="menu__link" href="{{ reverse_url('contest_code', tid=tdoc['doc_id']) }}">
        <span class="icon icon-download"></span> {{ _('Export All Code') }}
      </a></li>
--- a/templates/partials/discussion_edit_form.html
+++ b/templates/partials/discussion_edit_form.html
@ -1,5 +1,5 @@
 {% import "components/form.html" as form with context %}
-{% if ddoc['highlight'] or handler.has_perm(vj4.model.builtin.PERM_HIGHLIGHT_DISCUSSION) %}
+{% if ddoc['highlight'] or handler.has_perm(perm.PERM_HIGHLIGHT_DISCUSSION) %}
  {{ form.form_checkbox(label='Highlight', name='highlight', value=ddoc['highlight']|default(false)) }}
 {% endif %}
  {{ form.form_text(label='Title', name='title', value=ddoc['title']|default(''), autofocus=true, required=true) }}
--- a/templates/partials/homework_sidebar.html
+++ b/templates/partials/homework_sidebar.html
@ -24,7 +24,7 @@
    {% endif %}
    {% if not attended and not handler.is_done(tdoc) %}
      <li class="menu__item">
-    {% if handler.has_perm(vj4.model.builtin.PERM_ATTEND_HOMEWORK) and handler.has_perm(perm.PERM_LOGGEDIN) %}
+    {% if handler.has_perm(perm.PERM_ATTEND_HOMEWORK) and handler.has_perm(perm.PERM_LOGGEDIN) %}
        <form action="{{ reverse_url('homework_detail', tid=tdoc['doc_id']) }}" method="POST">
          <input type="hidden" name="operation" value="attend">
          <input type="hidden" name="csrf_token" value="{{ handler.csrf_token }}">
@ -52,12 +52,12 @@
        <span class="icon icon-statistics"></span> {{ _('Scoreboard (Hidden)') }}
      </a></li>
    {% endif %}
-    {% if handler.own(tdoc, vj4.model.builtin.PERM_EDIT_HOMEWORK_SELF) or handler.has_perm(vj4.model.builtin.PERM_EDIT_HOMEWORK) %}
+    {% if handler.own(tdoc, perm.PERM_EDIT_HOMEWORK_SELF) or handler.has_perm(perm.PERM_EDIT_HOMEWORK) %}
      <li class="menu__item"><a class="menu__link" href="{{ reverse_url('homework_edit', tid=tdoc['doc_id']) }}">
        <span class="icon icon-edit"></span>  {{ _('Edit Homework') }}
      </a></li>
    {% endif %}
-    {% if handler.has_perm(vj4.model.builtin.PERM_READ_RECORD_CODE) %}
+    {% if handler.has_perm(perm.PERM_READ_RECORD_CODE) %}
      <li class="menu__item"><a class="menu__link" href="{{ reverse_url('homework_code', tid=tdoc['doc_id']) }}">
        <span class="icon icon-download"></span> {{ _('Export All Code') }}
      </a></li>
--- a/templates/partials/login_dialog.html
+++ b/templates/partials/login_dialog.html
@ -2,13 +2,13 @@
  <div class="dialog__content">
    <div class="dialog--signin__bg">
      <div class="dialog--signin__side">
-        <h1>{{ _('Don\'t have an account?') }}</h1>
+        <h1>{{ _("Don\'t have an account?") }}</h1>
        <p>{{ _('By signing up a Vijos universal account, you can submit code and join discussions in all online judging services provided by us.') }}</p>
-        <div><a href="{{ reverse_url('user_register') }}" class="inverse rounded button">{{ _('Sign Up Now') }}</a></div>
+        <div><a href="/register" class="inverse rounded button">{{ _('Sign Up Now') }}</a></div>
      </div>
    </div>
    <div class="dialog--signin__main">
-      <form action="{{ reverse_url('user_login') }}" method="post">
+      <form action="/login" method="post">
        <div class="dialog--signin__close-container supplementary">
          <a name="dialog--signin__close" href="javascript:;">{{ _('CLOSE') }}</a>
        </div>
@ -36,7 +36,7 @@
        </div></div>
        <div class="row"><div class="columns">
          <div class="supplementary text-center">
-            <a href="{{ reverse_url('user_lostpass') }}">{{ _('Forgot password or username?') }}</a>
+            <a href="/lostpass">{{ _('Forgot password or username?') }}</a>
          </div>
        </div></div>
      </form>
--- a/templates/partials/nav.html
+++ b/templates/partials/nav.html
@ -1,6 +1,6 @@
-{% macro nav_item(target_page_name, target_page_prefix) %}
+{% macro nav_item(target_page_url, target_page_name, target_page_prefix) %}
 <li class="nav__list-item">
-  <a href="{{ reverse_url(target_page_name) }}" class="nav__item{% if page_name.startsWith(target_page_prefix) %} nav--active{% endif %}">
+  <a href="{{ target_page_url }}" class="nav__item{% if page_name.startsWith(target_page_prefix) %} nav--active{% endif %}">
    {{ _(target_page_name) }}
  </a>
 </li>
@ -9,80 +9,64 @@
 <nav class="nav slideout-menu" id="menu">
  <div class="row"><div class="columns clearfix">
    <ol class="nav__list nav__list--main clearfix">
-      <li class="nav__list-item"><a href="{{ reverse_url('domain_main', domain_id=vj4.model.builtin.DOMAIN_ID_SYSTEM) }}" class="nav__logo">&nbsp;</a></li>
-      {{ nav_item('domain_main', 'domain_main') }}
+      <li class="nav__list-item"><a href="/" class="nav__logo">&nbsp;</a></li>
+      {{ nav_item('/', 'domain_main', 'domain_main') }}
    {% if handler.has_perm(perm.PERM_VIEW_PROBLEM) %}
-      {{ nav_item('problem_main', 'problem') }}
+      {{ nav_item('/p', 'problem_main', 'problem') }}
    {% endif %}
    {% if handler.has_perm(perm.PERM_VIEW_TRAINING) %}
-      {{ nav_item('training_main', 'training') }}
+      {{ nav_item('/t', 'training_main', 'training') }}
    {% endif %}
    {% if handler.has_perm(perm.PERM_VIEW_DISCUSSION) %}
-      {{ nav_item('discussion_main', 'discussion') }}
+      {{ nav_item('/d', 'discussion_main', 'discussion') }}
    {% endif %}
    {% if handler.has_perm(perm.PERM_VIEW_CONTEST) %}
-      {{ nav_item('contest_main', 'contest') }}
+      {{ nav_item('/c', 'contest_main', 'contest') }}
    {% endif %}
    {% if handler.has_perm(perm.PERM_VIEW_HOMEWORK) %}
-      {{ nav_item('homework_main', 'homework') }}
+      {{ nav_item('/h', 'homework_main', 'homework') }}
    {% endif %}
    {% if handler.has_perm(perm.PERM_EDIT_DESCRIPTION) or handler.has_perm(perm.PERM_EDIT_PERM) %}
-      {{ nav_item('domain_manage', 'domain_manage') }}
+      {{ nav_item('/d', 'domain_manage', 'domain_manage') }}
    {% endif %}
    </ol>
    <ol class="nav__list nav__list--secondary clearfix">
    {% if not handler.has_perm(perm.PERM_LOGGEDIN) %}
-      <li class="nav__list-item"><a href="{{ reverse_url('user_login') }}" class="nav__item" name="nav_login">{{ _('Login') }}</a></li>
-      <li class="nav__list-item"><a href="{{ reverse_url('user_register') }}" class="nav__item--round">{{ _('Sign Up') }}</a></li>
+      <li class="nav__list-item"><a href="/login" class="nav__item" name="nav_login">{{ _('Login') }}</a></li>
+      <li class="nav__list-item"><a href="/register" class="nav__item--round">{{ _('Sign Up') }}</a></li>
    {% else %}
      <li class="nav__list-item" data-dropdown-pos="bottom right" data-dropdown-target="#menu-nav-user" data-dropdown-trigger-desktop-only>
-        <a href="{{ reverse_url('user_detail', uid=handler.user['_id']) }}" class="nav__item">{{ handler.user.uname }} <span class="icon icon-expand_more nojs--hide"></span></a>
+        <a href="/user/{{ handler.user._id }}" class="nav__item">{{ handler.user.uname }} <span class="icon icon-expand_more nojs--hide"></span></a>
        <ol class="dropdown-target menu" id="menu-nav-user">
          <li class="menu__item">
-            <a href="{{ reverse_url('user_detail', uid=handler.user['_id']) }}" class="menu__link">
+            <a href="/user/{{ handler.user._id }}" class="menu__link">
              <span class="icon icon-account--circle"></span> {{ _('My Profile') }}
            </a>
          </li>
          <li class="menu__item">
-            <a href="{{ reverse_url('home_messages') }}" class="menu__link">
+            <a href="/home/messages" class="menu__link">
              <span class="icon icon-comment--multiple"></span> {{ _('home_messages') }}
            </a>
          </li>
          <li class="menu__seperator"></li>
          <li class="menu__item">
-            <a href="{{ reverse_url('home_account') }}" class="menu__link">
+            <a href="/home/account" class="menu__link">
              <span class="icon icon-wrench"></span> {{ _('home_account') }}
            </a>
          </li>
          <li class="menu__item">
-            <a href="{{ reverse_url('home_domain_account') }}" class="menu__link">
-              <span class="icon icon-web"></span> @ {{ handler.domain['name'] }}
-            </a>
-          </li>
-          <li class="menu__item">
-            <a href="{{ reverse_url('home_preference') }}" class="menu__link">
+            <a href="/home/preference" class="menu__link">
              <span class="icon icon-sliders"></span> {{ _('home_preference') }}
            </a>
          </li>
          <li class="menu__item">
-            <a href="{{ reverse_url('home_security') }}" class="menu__link">
+            <a href="/home/security" class="menu__link">
              <span class="icon icon-security"></span> {{ _('home_security') }}
            </a>
          </li>
          <li class="menu__seperator"></li>
          <li class="menu__item">
-            <a href="{{ reverse_url('home_file') }}" class="menu__link">
-              <span class="icon icon-file"></span> {{ _('My Files') }}
-            </a>
-          </li>
-          <li class="menu__item">
-            <a href="{{ reverse_url('home_domain') }}" class="menu__link">
-              <span class="icon icon-web"></span> {{ _('My Domains') }}
-            </a>
-          </li>
-          <li class="menu__seperator"></li>
-          <li class="menu__item">
-            <a href="{{ reverse_url('user_logout') }}" class="menu__link" name="nav_logout">
+            <a href="/logout" class="menu__link" name="nav_logout">
              <span class="icon icon-logout"></span> {{ _('Logout') }}
            </a>
          </li>
--- a/templates/partials/problem_sidebar.html
+++ b/templates/partials/problem_sidebar.html
@ -1,14 +1,14 @@
 {% if tdoc %}
  {% if tdoc['doc_type'] == vj4.model.document.TYPE_CONTEST %}
    {% include "partials/problem_sidebar_contest.html" %}
-    {% with owner_udoc=udoc, owner_dudoc=dudoc %}
-      {% include "partials/contest_sidebar.html" %}
-    {% endwith %}
+    {% set owner_udoc=udoc %}
+    {% set owner_dudoc=dudoc %}
+    {% include "partials/contest_sidebar.html" %}
  {% else %}
    {% include "partials/problem_sidebar_homework.html" %}
-    {% with owner_udoc=udoc, owner_dudoc=dudoc %}
-      {% include "partials/homework_sidebar.html" %}
-    {% endwith %}
+    {% set owner_udoc=udoc %}
+    {% set owner_dudoc=dudoc %}
+    {% include "partials/homework_sidebar.html" %}
  {% endif %}
 {% else %}
  {% include "partials/problem_sidebar_normal.html" %}
--- a/templates/partials/problem_sidebar_contest.html
+++ b/templates/partials/problem_sidebar_contest.html
@ -24,11 +24,11 @@
        <span class="icon icon-send"></span> {{ _('Submit') }}
      </a></li>
    {% elif handler.is_done(tdoc) %}
-      <li class="menu__item scratchpad--hide"><a class="menu__link" href="{{ reverse_url('problem_detail', pid=pdoc['_id']) }}">
+      <li class="menu__item scratchpad--hide"><a class="menu__link" href="/p/{{ pdoc.pid }}">
        <span class="icon icon-send"></span> {{ _('Open in Problem Set') }}
      </a></li>
    {% endif %}
-    {% if handler.own(pdoc, vj4.model.builtin.PERM_EDIT_PROBLEM_SELF) or handler.has_perm(vj4.model.builtin.PERM_EDIT_PROBLEM) %}
+    {% if handler.own(pdoc, perm.PERM_EDIT_PROBLEM_SELF) or handler.has_perm(perm.PERM_EDIT_PROBLEM) %}
      <li class="menu__seperator"></li>
      <li class="menu__item"><a class="menu__link{% if page_name == 'problem_edit' %} active{% endif %}" href="{{ reverse_url('problem_edit', pid=pdoc['_id']) }}">
        <span class="icon icon-edit"></span>  {{ _('Edit') }}
--- a/templates/partials/problem_sidebar_homework.html
+++ b/templates/partials/problem_sidebar_homework.html
@ -24,11 +24,11 @@
        <span class="icon icon-send"></span> {{ _('Submit') }}
      </a></li>
    {% elif handler.is_done(tdoc) %}
-      <li class="menu__item scratchpad--hide"><a class="menu__link" href="{{ reverse_url('problem_detail', pid=pdoc['_id']) }}">
+      <li class="menu__item scratchpad--hide"><a class="menu__link" href="/p/{{ pdoc.pid }}">
        <span class="icon icon-send"></span> {{ _('Open in Problem Set') }}
      </a></li>
    {% endif %}
-    {% if handler.own(pdoc, vj4.model.builtin.PERM_EDIT_PROBLEM_SELF) or handler.has_perm(vj4.model.builtin.PERM_EDIT_PROBLEM) %}
+    {% if handler.own(pdoc, perm.PERM_EDIT_PROBLEM_SELF) or handler.has_perm(perm.PERM_EDIT_PROBLEM) %}
      <li class="menu__seperator"></li>
      <li class="menu__item"><a class="menu__link{% if page_name == 'problem_edit' %} active{% endif %}" href="{{ reverse_url('problem_edit', pid=pdoc['_id']) }}">
        <span class="icon icon-edit"></span>  {{ _('Edit') }}
--- a/templates/partials/problem_sidebar_normal.html
+++ b/templates/partials/problem_sidebar_normal.html
@ -9,7 +9,7 @@
  <div>
    <ol class="menu">
    {% if page_name == 'discussion_node' or page_name == 'discussion_detail' %}
-    {% if handler.has_perm(vj4.model.builtin.PERM_CREATE_DISCUSSION) %}
+    {% if handler.has_perm(perm.PERM_CREATE_DISCUSSION) %}
      <li class="menu__item"><a class="menu__link highlight" href="{{ reverse_url('discussion_create_document_as_node', doc_type=pdoc['doc_type'], doc_id=pdoc['_id']) }}">
        <span class="icon icon-add"></span> {{ _('Create a Discussion') }}
      </a></li>
@ -25,7 +25,7 @@
      <li class="menu__seperator"></li>
    {% endif %}
    {% if page_name == 'problem_detail' %}
-    {% if handler.has_perm(vj4.model.builtin.PERM_SUBMIT_PROBLEM) %}
+    {% if handler.has_perm(perm.PERM_SUBMIT_PROBLEM) %}
      <li class="menu__item scratchpad--hide"><a class="menu__link highlight" name="problem-sidebar__open-scratchpad" href="javascript:;" data-global-hotkey="alt+e">
        <span class="icon icon-enlarge"></span> {{ _('Open Scratchpad') }} (Alt+E)
      </a></li>
@ -34,11 +34,11 @@
      </a></li>
    {% endif %}
    {% else %}
-      <li class="menu__item"><a class="menu__link" href="{{ reverse_url('problem_detail', pid=pdoc['_id']) }}">
+      <li class="menu__item"><a class="menu__link" href="/p/{{ pdoc.pid }}">
        <span class="icon icon-flag"></span> {{ _('View Problem') }}
      </a></li>
    {% endif %}
-    {% if handler.has_perm(vj4.model.builtin.PERM_SUBMIT_PROBLEM) %}
+    {% if handler.has_perm(perm.PERM_SUBMIT_PROBLEM) %}
      <li class="menu__item scratchpad--hide"><a class="menu__link{% if page_name == 'problem_submit' %} active{% endif %}" href="{{ reverse_url('problem_submit', pid=pdoc['_id']) }}">
        <span class="icon icon-send"></span> {{ _('Submit') }}
      </a></li>
@ -51,15 +51,15 @@
        <span class="icon icon-send"></span> {{ _('No Permission to Submit') }}
      </a></li>
    {% endif %}
-    {% if handler.has_perm(vj4.model.builtin.PERM_VIEW_DISCUSSION) or handler.has_perm(vj4.model.builtin.PERM_VIEW_PROBLEM_SOLUTION) %}
+    {% if handler.has_perm(perm.PERM_VIEW_DISCUSSION) or handler.has_perm(perm.PERM_VIEW_PROBLEM_SOLUTION) %}
      <li class="menu__seperator"></li>
    {% endif %}
-    {% if handler.has_perm(vj4.model.builtin.PERM_VIEW_DISCUSSION) %}
+    {% if handler.has_perm(perm.PERM_VIEW_DISCUSSION) %}
      <li class="menu__item"><a class="menu__link{% if page_name == 'discussion_node' or page_name == 'discussion_detail' %} active{% endif %}" href="{{ reverse_url('discussion_node_document_as_node', doc_type=pdoc['doc_type'], doc_id=pdoc['_id']) }}">
        <span class="icon icon-comment--text"></span> {{ _('Discussions') }}
      </a></li>
    {% endif %}
-    {% if handler.has_perm(vj4.model.builtin.PERM_VIEW_PROBLEM_SOLUTION) %}
+    {% if handler.has_perm(perm.PERM_VIEW_PROBLEM_SOLUTION) %}
      <li class="menu__item"><a class="menu__link{% if page_name == 'problem_solution' %} active{% endif %}" href="{{ reverse_url('problem_solution', pid=pdoc['_id']) }}">
        <span class="icon icon-comment--text"></span> {{ _('Solutions') }}
      </a></li>
@ -70,7 +70,7 @@
        <span class="icon icon-copy"></span> {{ _('Copy Problem') }}
      </a></li>
    {% endif %}
-    {% if handler.own(pdoc, vj4.model.builtin.PERM_EDIT_PROBLEM_SELF) or handler.has_perm(vj4.model.builtin.PERM_EDIT_PROBLEM) %}
+    {% if handler.user._id == pdoc.owner or handler.has_perm(perm.PERM_EDIT_PROBLEM) %}
      <li class="menu__seperator"></li>
      <li class="menu__item"><a class="menu__link{% if page_name == 'problem_edit' %} active{% endif %}" href="{{ reverse_url('problem_edit', pid=pdoc['_id']) }}">
        <span class="icon icon-edit"></span>  {{ _('Edit') }}
--- a/templates/problem_detail.html
+++ b/templates/problem_detail.html
@ -1,43 +1,15 @@
+{% set page_name = "problem_detail" %}
 {% extends "layout/basic.html" %}
 {% block content %}
-<div style="display: none" class="dialog__body--copy-to">
-  <div>
-    <div class="row"><div class="columns">
-      <h1>{{ _('Copy Problem To') }}</h1>
-    </div></div>
-    <div class="row">
-      <div class="medium-12 columns">
-        <label>
-          {{ _('Destination Domain') }}
-          <input name="domain_id" placeholder="{{ _('Domain ID') }}" type="text" class="textbox" autocomplete="off" data-autofocus>
-        </label>
-      </div>
-    </div>
-    <div class="row">
-      <div class="medium-12 columns">
-        <label>
-          <label class="checkbox">
-            <input type="checkbox" name="numeric_pid" checked>{{ _('Numeric PID') }}
-          </label>
-          <label class="checkbox">
-            <input type="checkbox" name="hidden">{{ _('Hidden') }}
-          </label>
-        </label>
-      </div>
-    </div>
-  </div>
-</div>
 <script>
-  var Context = {{ {
-    'problemId': pdoc['_id'],
-    'socketUrl': '{}-conn'.format(reverse_url('problem_pretest', pid=pdoc['_id'])),
-    'postPretestUrl': reverse_url('problem_pretest', pid=pdoc['_id']),
-    'postSubmitUrl': reverse_url('problem_submit', pid=pdoc['_id']) if not tdoc else reverse_url('contest_detail_problem_submit' if tdoc['doc_type'] == vj4.model.document.TYPE_CONTEST else 'homework_detail_problem_submit', tid=tdoc['doc_id'], pid=pdoc['_id']),
-    'getSubmissionsUrl': reverse_url('problem_submit', pid=pdoc['_id']) if not tdoc else reverse_url('contest_detail_problem_submit' if tdoc['doc_type'] == vj4.model.document.TYPE_CONTEST else 'homework_detail_problem_submit', tid=tdoc['doc_id'], pid=pdoc['_id']),
-    'getRecordDetailUrl': reverse_url('record_detail', rid='{rid}'),
-    'code_lang': handler.get_setting('code_lang'),
-    'code_template': handler.get_code_template(),
-  }|json|safe }};
+  var Context = {
+    'problemId': "{{ pdoc.pid }}",
+    'postSubmitUrl': "/p/{{ pdoc.pid }}",
+    'getSubmissionsUrl': "/p/{{ pdoc.pid }}",
+    'getRecordDetailUrl': "/r/{{ rid }}",
+    'code_lang': "{{ handler.user.codeLang }}",
+    'code_template': "{{ handler.user.codeTemplate }}",
+  };
 </script>
 <div class="row">
  <div class="medium-9 columns">
@ -51,10 +23,9 @@
          <blockquote class="warn">
            <p>{{ _('No dataset at present.') }}</p>
          </blockquote>
-        {% endif %}
-        {% if pdoc['data'] is mapping %}
+        {% elif pdoc.data.startsWith('from:') %}
          <blockquote class="note">
-            <p>{{ _('Test data comes from') }} <a href="{{ reverse_url('problem_detail', domain_id=pdoc['data']['domain'], pid=pdoc['data']['pid']) }}" target="_blank">{{ pdoc['data']['domain'] }}/{{ pdoc['data']['pid'] }}</a></p>
+            <p>{{ _('Test data comes from') }} <a href="#" target="_blank">{{ pdoc.data.split(':')[1] }}</a></p>
          </blockquote>
        {% endif %}
        {% if tdoc %}
@ -64,27 +35,17 @@
            <p>{{ _('You cannot submit for this problem because the contest is ended. You can click "Open in Problem Set" to view this problem in normal mode.') }}</p>
          </blockquote>
        {% endif %}{# handler.is_done(tdoc) #}
-        {% else %}{# tdoc['doc_type'] == vj4.model.document.TYPE_CONTEST #}
-        {% if handler.is_homework_extended(tdoc) %}
-          <blockquote class="note">
-            <p>{{ _('The homework\'s deadline is due but in extension. You can still submit for this problem but your score will be penalized.') }}</p>
-          </blockquote>
-        {% elif handler.is_done(tdoc) %}{# handler.is_homework_extended(tdoc) #}
-          <blockquote class="note">
-            <p>{{ _('You cannot submit for this problem because the homework\'s deadline is due.') }}</p>
-          </blockquote>
-        {% endif %}{# handler.is_homework_extended(tdoc) #}
        {% endif %}{# tdoc['doc_type'] == vj4.model.document.TYPE_CONTEST #}
        {% endif %}{# tdoc #}
-          {{ pdoc['content']|markdown }}
+          {{ pdoc['content']|markdown|safe }}
        </div>
      </div></div>
    </div>
  </div>
  <div class="medium-3 columns">
-    {% with owner_udoc=udoc, owner_dudoc=dudoc %}
+    {% set owner_udoc=udoc %}
+    {% set owner_dudoc=dudoc %}
    {% include "partials/problem_sidebar.html" %}
-    {% endwith %}
  </div>
 </div>
 <div class="scratchpad-container" style="display:none">
--- a/templates/problem_main.html
+++ b/templates/problem_main.html
@ -28,13 +28,13 @@
                            {% for sub_categories in category %}
                                <li class="group-list__item">
                                    <h2 class="section__title">
-                                        <a href="{{ reverse_url('problem_category', category=category|urlencode) }}">{{ category }}</a>
+                                        <a href="/p?category={{ category|urlencode }}">{{ category }}</a>
                                    </h2>
                                    {% if sub_categories | length > 0 %}
                                        <ol class="chip-list">
                                            {% for sub_category in sub_categories %}
                                                <li class="chip-list__item">
-                                                    <a class="typo-a" href="{{ reverse_url('problem_category', category=(category|urlencode + ',' + sub_category|urlencode)) }}">{{ sub_category }}</a>
+                                                    <a class="typo-a" href="/p?category={{ category|urlencode + ',' + sub_category|urlencode }}">{{ sub_category }}</a>
                                                </li>
                                            {% endfor %}
                                        </ol>
@ -52,9 +52,8 @@
                <div class="section__header">
                    <h1 class="section__title">{{ _('Search') }}</h1>
                </div>
-                <form method="get" action="{{ reverse_url('problem_search') }}">
+                <form method="get" action="/problem/search">
                    <div class="section__body">
-                        <!-- TODO: replace with form_builder -->
                        <label>
                            <input name="q" type="text" class="textbox" value="" placeholder="1001">
                        </label>
@ -62,21 +61,21 @@
                    </div>
                </form>
            </div>
-            {% if handler.has_perm(vj4.model.builtin.PERM_CREATE_PROBLEM) %}
+            {% if handler.has_perm(perm.PERM_CREATE_PROBLEM) %}
                <div class="section side">
                    <div class="section__header">
                        <h1 class="section__title">{{ _('Create Problem') }}</h1>
                    </div>
                    <ol class="menu">
                        <li class="menu__item">
-                            <a href="{{ reverse_url('problem_create') }}" class="menu__link">
+                            <a href="/problem/create" class="menu__link">
                                <span class="icon icon-add"></span>
                                {{ _('Create Problem') }}</a>
                        </li>
                        <li class="menu__item">
-                            <a href="{{ reverse_url('problem_copy') }}" class="menu__link">
+                            <a href="/problem/import" class="menu__link">
                                <span class="icon icon-copy"></span>
-                                {{ _('Copy Problem') }}</a>
+                                {{ _('Import Problem') }}</a>
                        </li>
                    </ol>
                    <div class="section__body">
--- a/templates/problem_settings.html
+++ b/templates/problem_settings.html
@ -9,7 +9,7 @@
      <div class="section__body">
        <iframe src="{{ reverse_url('problem_upload', pid=pdoc['_id']) }}" frameborder="0" style="width: 100%; height: 100px;"></iframe>
        <p class="help-text">{{ _('Hint') }}: <a href="{{ reverse_url('wiki_help') }}#upload">{{ _('Dataset Format') }}</a>, {{ _('An example of dataset') }}: <a href="https://github.com/vijos/jd4/blob/master/jd4/testdata/aplusb-legacy.zip?raw=true">{{ _('Download') }}</a></p>
-        {% if pdoc and (handler.own(pdoc, vj4.model.builtin.PERM_READ_PROBLEM_DATA_SELF) or handler.has_perm(vj4.model.builtin.PERM_READ_PROBLEM_DATA) or handler.has_priv(vj4.model.builtin.PRIV_READ_PROBLEM_DATA)) %}
+        {% if pdoc and (handler.own(pdoc, perm.PERM_READ_PROBLEM_DATA_SELF) or handler.has_perm(perm.PERM_READ_PROBLEM_DATA) or handler.has_priv(vj4.model.builtin.PRIV_READ_PROBLEM_DATA)) %}
        <p><a href="{{ reverse_url('problem_data', pid=pdoc['_id']) }}" class="expanded button">{{ _('Download Dataset') }}</a></p>
        {% endif %}
      </div>
--- a/templates/problem_solution.html
+++ b/templates/problem_solution.html
@ -22,16 +22,16 @@
          reply_edit_op = 'edit_reply',
          comment_delete_op = 'delete_solution',
          reply_delete_op = 'delete_reply',
-          comment_post_perm = vj4.model.builtin.PERM_CREATE_PROBLEM_SOLUTION,
-          comment_edit_perm = vj4.model.builtin.PERM_EDIT_PROBLEM_SOLUTION,
-          comment_edit_self_perm = vj4.model.builtin.PERM_EDIT_PROBLEM_SOLUTION_SELF,
-          comment_delete_perm = vj4.model.builtin.PERM_DELETE_PROBLEM_SOLUTION,
-          comment_delete_self_perm = vj4.model.builtin.PERM_DELETE_PROBLEM_SOLUTION_SELF,
-          reply_post_perm = vj4.model.builtin.PERM_REPLY_PROBLEM_SOLUTION,
-          reply_edit_perm = vj4.model.builtin.PERM_EDIT_PROBLEM_SOLUTION_REPLY,
-          reply_edit_self_perm = vj4.model.builtin.PERM_EDIT_PROBLEM_SOLUTION_REPLY_SELF,
-          reply_delete_perm = vj4.model.builtin.PERM_DELETE_PROBLEM_SOLUTION_REPLY,
-          reply_delete_self_perm = vj4.model.builtin.PERM_DELETE_PROBLEM_SOLUTION_REPLY_SELF
+          comment_post_perm = perm.PERM_CREATE_PROBLEM_SOLUTION,
+          comment_edit_perm = perm.PERM_EDIT_PROBLEM_SOLUTION,
+          comment_edit_self_perm = perm.PERM_EDIT_PROBLEM_SOLUTION_SELF,
+          comment_delete_perm = perm.PERM_DELETE_PROBLEM_SOLUTION,
+          comment_delete_self_perm = perm.PERM_DELETE_PROBLEM_SOLUTION_SELF,
+          reply_post_perm = perm.PERM_REPLY_PROBLEM_SOLUTION,
+          reply_edit_perm = perm.PERM_EDIT_PROBLEM_SOLUTION_REPLY,
+          reply_edit_self_perm = perm.PERM_EDIT_PROBLEM_SOLUTION_REPLY_SELF,
+          reply_delete_perm = perm.PERM_DELETE_PROBLEM_SOLUTION_REPLY,
+          reply_delete_self_perm = perm.PERM_DELETE_PROBLEM_SOLUTION_REPLY_SELF
        ) }}
        {{ paginator.render(page, pcount) }}
      {% if drcount == 0 %}
--- a/templates/record_detail.html
+++ b/templates/record_detail.html
@ -27,7 +27,7 @@
      <div class="section__header">
        <h1 class="section__title">{{ _('Information') }}</h1>
      </div>
-    {% if handler.has_perm(vj4.model.builtin.PERM_REJUDGE) %}
+    {% if handler.has_perm(perm.PERM_REJUDGE) %}
      <div class="section__body no-padding">
        <ol class="menu">
          <li class="menu__item">
@ -79,7 +79,7 @@
        {% if rdoc['type'] == vj4.constant.record.TYPE_PRETEST and (handler.own(rdoc, priv=vj4.model.builtin.PRIV_READ_PRETEST_DATA_SELF, field='uid') or handler.has_priv(vj4.model.builtin.PRIV_READ_PRETEST_DATA)) %}
          <dt>{{ _('Pretest Data') }}</dt>
          <dd><a href="{{ reverse_url('record_pretest_data', rid=rdoc['_id']) }}"><span class="icon icon-download"></span> {{ _('Download') }}</a></dd>
-        {% elif rdoc['type'] == vj4.constant.record.TYPE_SUBMISSION and pdoc and (handler.own(pdoc, vj4.model.builtin.PERM_READ_PROBLEM_DATA_SELF) or handler.has_perm(vj4.model.builtin.PERM_READ_PROBLEM_DATA) or handler.has_priv(vj4.model.builtin.PRIV_READ_PROBLEM_DATA)) %}
+        {% elif rdoc['type'] == vj4.constant.record.TYPE_SUBMISSION and pdoc and (handler.own(pdoc, perm.PERM_READ_PROBLEM_DATA_SELF) or handler.has_perm(perm.PERM_READ_PROBLEM_DATA) or handler.has_priv(vj4.model.builtin.PRIV_READ_PROBLEM_DATA)) %}
          <dt>{{ _('Problem Data') }}</dt>
          <dd><a href="{{ reverse_url('problem_data', pid=pdoc['_id']) }}"><span class="icon icon-download"></span> {{ _('Download') }}</a></dd>
        {% endif %}
--- a/templates/record_main_tr.html
+++ b/templates/record_main_tr.html
@ -3,7 +3,7 @@
 <tr data-rid="{{ rdoc['_id'] }}">
  {{ record.render_status_td(rdoc) }}
  <td class="col--problem col--problem-name">
-  {% if (rdoc['domain_id'] == handler.domain_id and handler.has_perm(vj4.model.builtin.PERM_REJUDGE)) or handler.has_priv(vj4.model.builtin.PRIV_REJUDGE) %}
+  {% if (rdoc['domain_id'] == handler.domain_id and handler.has_perm(perm.PERM_REJUDGE)) or handler.has_priv(vj4.model.builtin.PRIV_REJUDGE) %}
    <form class="form--inline" method="post" action="{{ reverse_url('record_rejudge', rid=rdoc['_id']) }}">
      <input type="hidden" name="csrf_token" value="{{ handler.csrf_token }}">
      <button type="submit" class="link text-maroon lighter">
@ -15,7 +15,7 @@
  {% if rdoc['type'] == vj4.constant.record.TYPE_PRETEST %}
    ({{ _('Pretest') }})
  {% endif %}
-  {% if pdoc and (not pdoc['hidden'] or (pdoc['domain_id'] == handler.domain_id and handler.has_perm(vj4.model.builtin.PERM_VIEW_PROBLEM_HIDDEN))) %}
+  {% if pdoc and (not pdoc['hidden'] or (pdoc['domain_id'] == handler.domain_id and handler.has_perm(perm.PERM_VIEW_PROBLEM_HIDDEN))) %}
    {{ problem.render_problem_title(pdoc, show_tags=false) }}
  {% else %}
    *
--- a/templates/training_detail.html
+++ b/templates/training_detail.html
@ -175,7 +175,7 @@
            </form>
          </li>
        {% endif %}
-        {% if handler.own(tdoc, vj4.model.builtin.PERM_EDIT_TRAINING_SELF) or handler.has_perm(vj4.model.builtin.PERM_EDIT_TRAINING) %}
+        {% if handler.own(tdoc, perm.PERM_EDIT_TRAINING_SELF) or handler.has_perm(perm.PERM_EDIT_TRAINING) %}
          <li class="menu__item"><a class="menu__link" href="{{ reverse_url('training_edit', tid=tdoc['doc_id']) }}">
            <span class="icon icon-edit"></span>  {{ _('Edit') }}
          </a></li>
--- a/templates/training_main.html
+++ b/templates/training_main.html
@ -76,7 +76,7 @@
      </div>
    </div>
  {% endif %}
-  {% if handler.has_perm(vj4.model.builtin.PERM_CREATE_TRAINING) %}
+  {% if handler.has_perm(perm.PERM_CREATE_TRAINING) %}
    <div class="section side">
      <div class="section__header">
        <h1 class="section__title">{{ _('Create Training Plan') }}</h1>
--- a/templates/user_detail.html
+++ b/templates/user_detail.html
@ -66,7 +66,7 @@
                  {{ vj4.constant.model.USER_GENDER_ICONS[handler.get_udoc_setting(udoc, 'gender')] }}
                </span>
              {% endif %}
-              {% if handler.dudoc_has_perm(udoc, dudoc, vj4.model.builtin.PERM_MOD_BADGE) %}
+              {% if handler.dudoc_has_perm(udoc, dudoc, perm.PERM_MOD_BADGE) %}
                <span
                  class="profile-header__contact-item user-profile-badge badge--mod"
                  data-tooltip="{{ _('{} is a moderator of this domain.').format(_('She' if handler.get_udoc_setting(udoc, 'gender') == 1 else 'He')) }}"
@ -111,7 +111,7 @@
                </div>
                <div class="section__body">
                {% for pdoc in pdocs %}
-                  <p><a href="{{ reverse_url('problem_detail', pid=pdoc['_id']) }}">{{ pdoc['title'] }}</a></p>
+                  <p><a href="/p/{{ pdoc.pid }}">{{ pdoc['title'] }}</a></p>
                {% endfor %}
                </div>
              {% endif %}{# if pdocs #}
--- a/templates/user_login.html
+++ b/templates/user_login.html
@ -28,7 +28,7 @@
      </div></div>
      <div class="row"><div class="columns">
        <div class="text-center supplementary inverse">
-          <a href="{{ reverse_url('user_lostpass') }}">{{ _('Forgot password or username?') }}</a>
+          <a href="/lostpass">{{ _('Forgot password or username?') }}</a>
        </div>
      </div></div>
    </form>
--- a/templates/wiki_help.html
+++ b/templates/wiki_help.html
@ -192,7 +192,7 @@
      <div class="section__body typo">
        {{ _('no_translation_warn')|safe }}
        <p>如果您无法登录，请仔细想想，是不是用户名记错了。比如，自己原本想要注册的用户名已经被注册，所以使用了一个带有前和/或后缀的用户名。</p>
-        <p>如果您确信您的账号被盗或者忘记了账号和/或密码，请及时<a href="{{ reverse_url('user_lostpass') }}">{{ _('Reset Password or Find Username') }}</a>。</p>
+        <p>如果您确信您的账号被盗或者忘记了账号和/或密码，请及时<a href="/lostpass">{{ _('Reset Password or Find Username') }}</a>。</p>
      </div>
    </div>
 {% endblock %}
--- a/yarn.lock
+++ b/yarn.lock
@ -153,6 +153,11 @@ binary-extensions@^2.0.0:
  resolved "https://registry.yarnpkg.com/binary-extensions/-/binary-extensions-2.0.0.tgz#23c0df14f6a88077f5f986c0d167ec03c3d5537c"
  integrity sha512-Phlt0plgpIIBOGTT/ehfFnbNlfsDEiqmzE2KRXoX1bLIlir4X/MR+zSyBEkL05ffWgnRSf/DXv+WrUAVr93/ow==

+blueimp-md5@^2.13.0:
+  version "2.13.0"
+  resolved "https://registry.yarnpkg.com/blueimp-md5/-/blueimp-md5-2.13.0.tgz#07314b0c64dda0bf1733f96ce40d5af94eb28965"
+  integrity sha512-lmp0m647R5e77ORduxLW5mISIDcvgJZa52vMBv5uVI3UmSWTQjkJsZVBfaFqQPw/QFogJwvY6e3Gl9nP+Loe+Q==
+
 brace-expansion@^1.1.7:
  version "1.1.11"
  resolved "https://registry.yarnpkg.com/brace-expansion/-/brace-expansion-1.1.11.tgz#3c7fcbf529d87226f3d2f52b966ff5271eb441dd"
@ -401,6 +406,11 @@ encodeurl@^1.0.2:
  resolved "https://registry.yarnpkg.com/encodeurl/-/encodeurl-1.0.2.tgz#ad3ff4c86ec2d029322f5a02c3a9a606c95b3f59"
  integrity sha1-rT/0yG7C0CkyL1oCw6mmBslbP1k=

+entities@~2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/entities/-/entities-2.0.0.tgz#68d6084cab1b079767540d80e56a39b423e4abf4"
+  integrity sha512-D9f7V0JSRwIxlRI2mjMqufDrRDnx8p+eEOz7aUM9SuvF8gsBzra0/6tbjl1m8eQHrZlYj6PxqE00hZ1SAIKPLw==
+
 error-inject@^1.0.0:
  version "1.0.0"
  resolved "https://registry.yarnpkg.com/error-inject/-/error-inject-1.0.0.tgz#e2b3d91b54aed672f309d950d154850fa11d4f37"
@ -651,6 +661,11 @@ has-flag@^3.0.0:
  resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-3.0.0.tgz#b5d454dc2199ae225699f3467e5a07f3b955bafd"
  integrity sha1-tdRU3CGZriJWmfNGfloH87lVuv0=

+hljs@^6.2.3:
+  version "6.2.3"
+  resolved "https://registry.yarnpkg.com/hljs/-/hljs-6.2.3.tgz#d4d6208fa2a84f294956bc50f2c812e9cbd49bcc"
+  integrity sha1-1NYgj6KoTylJVrxQ8sgS6cvUm8w=
+
 http-assert@^1.3.0:
  version "1.4.1"
  resolved "https://registry.yarnpkg.com/http-assert/-/http-assert-1.4.1.tgz#c5f725d677aa7e873ef736199b89686cceb37878"
@ -839,6 +854,13 @@ json-stable-stringify-without-jsonify@^1.0.1:
  resolved "https://registry.yarnpkg.com/json-stable-stringify-without-jsonify/-/json-stable-stringify-without-jsonify-1.0.1.tgz#9db7b59496ad3f3cfef30a75142d2d930ad72651"
  integrity sha1-nbe1lJatPzz+8wp1FC0tkwrXJlE=

+katex@^0.6.0:
+  version "0.6.0"
+  resolved "https://registry.yarnpkg.com/katex/-/katex-0.6.0.tgz#12418e09121c05c92041b6b3b9fb6bab213cb6f3"
+  integrity sha1-EkGOCRIcBckgQbazuftrqyE8tvM=
+  dependencies:
+    match-at "^0.1.0"
+
 keygrip@~1.1.0:
  version "1.1.0"
  resolved "https://registry.yarnpkg.com/keygrip/-/keygrip-1.1.0.tgz#871b1681d5e159c62a445b0c74b615e0917e7226"
@ -950,6 +972,13 @@ levn@^0.3.0, levn@~0.3.0:
    prelude-ls "~1.1.2"
    type-check "~0.3.2"

+linkify-it@^2.0.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/linkify-it/-/linkify-it-2.2.0.tgz#e3b54697e78bf915c70a38acd78fd09e0058b1cf"
+  integrity sha512-GnAl/knGn+i1U/wjBz3akz2stz+HrHLsxMwHQGofCDfPvlf+gDKN58UtfmUquTY4/MXeE2x7k19KQmeoZi94Iw==
+  dependencies:
+    uc.micro "^1.0.1"
+
 lodash@^4.17.14, lodash@^4.17.15:
  version "4.17.15"
  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.15.tgz#b447f6670a0455bbfeedd11392eff330ea097548"
@ -960,6 +989,34 @@ long@^4.0.0:
  resolved "https://registry.yarnpkg.com/long/-/long-4.0.0.tgz#9a7b71cfb7d361a194ea555241c92f7468d5bf28"
  integrity sha512-XsP+KhQif4bjX1kbuSiySJFNAehNxgLb6hPRGJ9QsUr8ajHkuXGdrHmFUTUUXhDwVX2R5bY4JNZEwbUiMhV+MA==

+markdown-it-katex@^2.0.3:
+  version "2.0.3"
+  resolved "https://registry.yarnpkg.com/markdown-it-katex/-/markdown-it-katex-2.0.3.tgz#d7b86a1aea0b9d6496fab4e7919a18fdef589c39"
+  integrity sha1-17hqGuoLnWSW+rTnkZoY/e9YnDk=
+  dependencies:
+    katex "^0.6.0"
+
+markdown-it@^10.0.0:
+  version "10.0.0"
+  resolved "https://registry.yarnpkg.com/markdown-it/-/markdown-it-10.0.0.tgz#abfc64f141b1722d663402044e43927f1f50a8dc"
+  integrity sha512-YWOP1j7UbDNz+TumYP1kpwnP0aEa711cJjrAQrzd0UXlbJfc5aAq0F/PZHjiioqDC1NKgvIMX+o+9Bk7yuM2dg==
+  dependencies:
+    argparse "^1.0.7"
+    entities "~2.0.0"
+    linkify-it "^2.0.0"
+    mdurl "^1.0.1"
+    uc.micro "^1.0.5"
+
+match-at@^0.1.0:
+  version "0.1.1"
+  resolved "https://registry.yarnpkg.com/match-at/-/match-at-0.1.1.tgz#25d040d291777704d5e6556bbb79230ec2de0540"
+  integrity sha512-h4Yd392z9mST+dzc+yjuybOGFNOZjmXIPKWjxBd1Bb23r4SmDOsk2NYCU2BMUBGbSpZqwVsZYNq26QS3xfaT3Q==
+
+mdurl@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/mdurl/-/mdurl-1.0.1.tgz#fe85b2ec75a59037f2adfec100fd6c601761152e"
+  integrity sha1-/oWy7HWlkDfyrf7BAP1sYBdhFS4=
+
 media-typer@0.3.0:
  version "0.3.0"
  resolved "https://registry.yarnpkg.com/media-typer/-/media-typer-0.3.0.tgz#8710d7af0aa626f8fffa1ce00168545263255748"
@ -1498,6 +1555,11 @@ type-is@^1.6.14, type-is@^1.6.16:
    media-typer "0.3.0"
    mime-types "~2.1.24"

+uc.micro@^1.0.1, uc.micro@^1.0.5:
+  version "1.0.6"
+  resolved "https://registry.yarnpkg.com/uc.micro/-/uc.micro-1.0.6.tgz#9c411a802a409a91fc6cf74081baba34b24499ac"
+  integrity sha512-8Y75pvTYkLJW2hWQHXxoqRgV7qb9B+9vFEtidML+7koHUFapnVJAZ6cKs+Qjz5Aw3aZWHMC6u0wJE3At+nSGwA==
+
 unpipe@1.0.0:
  version "1.0.0"
  resolved "https://registry.yarnpkg.com/unpipe/-/unpipe-1.0.0.tgz#b2bf4ee8514aae6165b4817829d21b2ef49904ec"