feat(route): add 其乐论坛 (#12768)

* feat(route): add 其乐论坛

* update lib/v2/keylol/radar.js

* fix: remove unnecessary type casting

---------

docs/game.md

@@ -775,6 +775,22 @@ Example：`https://www.iyingdi.com/tz/people/55547` ，id 是 `55547`
 
 <Route author="hoilc" example="/cowlevel/element/1370" path="/cowlevel/element/:id" :paramsDesc="['元素 ID, 可在 URL 中找到']" radar="1" rssbud="1"/>
 
+## 其乐
+
+### 论坛
+
+<Route author="nczitzk" example="/keylol" path="/keylol/:path+" :paramsDesc="['路径，默认为热点聚焦']">
+
+::: tip 提示
+
+若订阅 [热点聚焦](https://keylol.com/f161-1)，网址为 <https://keylol.com/f161-1>。截取 `https://keylol.com/` 到末尾的部分 `f161-1` 作为参数，此时路由为 [`/keylol/f161-1`](https://rsshub.app/keylol/f161-1)。
+
+若订阅子分类 [试玩免费 - 热点聚焦](https://keylol.com/forum.php?mod=forumdisplay&fid=161&filter=typeid&typeid=459)，网址为 <https://keylol.com/forum.php?mod=forumdisplay&fid=161&filter=typeid&typeid=459>。截取 `https://keylol.com/forum.php?mod=forumdisplay&` 到末尾的部分 `fid=161&filter=typeid&typeid=459` 作为参数，此时路由为 [`/keylol/fid=161&filter=typeid&typeid=459`](https://rsshub.app/keylol/fid=161&filter=typeid&typeid=459)。
+
+:::
+
+</Route>
+
 ## 少女前线
 
 ### 情报局

lib/v2/keylol/index.js

@@ -0,0 +1,82 @@
+const got = require('@/utils/got');
+const cheerio = require('cheerio');
+const timezone = require('@/utils/timezone');
+const { parseDate } = require('@/utils/parse-date');
+
+module.exports = async (ctx) => {
+    let thePath = ctx.path.replace(/^\//, '');
+
+    if (/^f\d+-\d+/.test(thePath)) {
+        thePath = `fid=${thePath.match(/^f(\d+)-\d+/)[1]}`;
+    }
+
+    const limit = ctx.query.limit ? parseInt(ctx.query.limit, 10) : 30;
+
+    const rootUrl = 'https://keylol.com';
+    const currentUrl = new URL(`forum.php?mod=forumdisplay&${thePath.replace(/mod=\w+&/g, '')}`, rootUrl).href;
+
+    const { data: response } = await got(currentUrl);
+
+    const $ = cheerio.load(response);
+
+    let items = $('a.xst')
+        .slice(0, limit)
+        .toArray()
+        .map((item) => {
+            item = $(item);
+
+            return {
+                title: item.text(),
+                link: new URL(item.prop('href').split('&extra=')[0], rootUrl).href,
+            };
+        });
+
+    items = await Promise.all(
+        items.map((item) =>
+            ctx.cache.tryGet(item.link, async () => {
+                const { data: detailResponse } = await got(item.link);
+
+                const content = cheerio.load(detailResponse);
+
+                item.description = content('td.t_f').html();
+                item.author = content('a.xw1').first().text();
+                item.category = content('#keyloL_thread_tags a')
+                    .toArray()
+                    .map((c) => content(c).text());
+
+                const pubDateEm = content('img.authicn').first().next();
+                const pubDateText = pubDateEm.find('span').prop('title') ?? pubDateEm.text();
+                const pubDateMatches = pubDateText.match(/(\d{4}-\d{1,2}-\d{1,2} \d{2}:\d{2}:\d{2})/) ?? undefined;
+                if (pubDateMatches) {
+                    item.pubDate = timezone(parseDate(pubDateMatches[1], 'YYYY-M-D HH:mm:ss'), +8);
+                }
+
+                const updatedMatches =
+                    content('i.pstatus')
+                        .text()
+                        .match(/(\d{4}-\d{1,2}-\d{1,2} \d{2}:\d{2}:\d{2})/) ?? undefined;
+                if (updatedMatches) {
+                    item.updated = timezone(parseDate(updatedMatches[1], 'YYYY-M-D HH:mm:ss'), +8);
+                }
+
+                item.comments = content('div.subforum_right_title_left_down').text() ? parseInt(content('div.subforum_right_title_left_down').text(), 10) : 0;
+
+                return item;
+            })
+        )
+    );
+
+    const icon = $('link[rel="apple-touch-icon"]').prop('href');
+
+    ctx.state.data = {
+        item: items,
+        title: $('title').text(),
+        link: currentUrl,
+        description: $('meta[name="description"]').prop('content'),
+        language: 'zh-cn',
+        icon,
+        logo: icon,
+        subtitle: $('meta[name="application-name"]').prop('content'),
+        author: $('meta[name="author"]').prop('content'),
+    };
+};

lib/v2/keylol/maintainer.js

@@ -0,0 +1,3 @@
+module.exports = {
+    '/:path+': ['nczitzk'],
+};

lib/v2/keylol/radar.js

@@ -0,0 +1,18 @@
+module.exports = {
+    'keylol.com': {
+        _name: '其乐',
+        '.': [
+            {
+                title: '论坛',
+                docs: 'https://docs.rsshub.app/game.html#qi-le-lun-tan',
+                source: ['/:category', '/'],
+                target: (params, url) => {
+                    url = new URL(url);
+                    const path = url.href.match(/keylol\.com\/(forum.php\?.*|f\d+-\d+)?/).replace(/forum.php\?/, '')[1];
+
+                    return `/keylol${path ? `/${path}` : ''}`;
+                },
+            },
+        ],
+    },
+};

lib/v2/keylol/router.js

@@ -0,0 +1,3 @@
+module.exports = function (router) {
+    router.get(/([\w-/]+)?/, require('./'));
+};