feat(route): add Alpine Linux packages update route (#15969)

* feat(route): add Alpine Linux packages update route

* fix(route): fix alpinelinux issues

* fix(route): fix alpinelinux route guid

lib/routes/alpinelinux/namespace.ts

@@ -0,0 +1,11 @@
+import type { Namespace } from '@/types';
+
+export const namespace: Namespace = {
+    name: 'Alpine Linux',
+    url: 'alpinelinux.org',
+    description: 'Alpine Linux is a security-oriented, lightweight Linux distribution based on musl libc and busybox.',
+    zh: {
+        name: 'Alpine Linux',
+        description: 'Alpine Linux 是一个基于 musl libc 和 busybox 的面向安全的轻量级 Linux 发行版。',
+    },
+};

lib/routes/alpinelinux/pkgs.ts

@@ -0,0 +1,102 @@
+import { Data, Route } from '@/types';
+import { load } from 'cheerio';
+import cache from '@/utils/cache';
+import { Context } from 'hono';
+import got from '@/utils/got';
+import { parseDate } from '@/utils/parse-date';
+import { config } from '@/config';
+
+export const route: Route = {
+    name: 'Packages',
+    categories: ['program-update'],
+    maintainers: ['CaoMeiYouRen'],
+    path: '/pkgs/:name/:routeParams?',
+    parameters: { name: 'Packages name', routeParams: 'Filters of packages type. E.g. branch=edge&repo=main&arch=armv7&maintainer=Jakub%20Jirutka' },
+    example: '/alpinelinux/pkgs/nodejs',
+    description: `Alpine Linux packages update`,
+    handler,
+    radar: [
+        {
+            source: ['https://pkgs.alpinelinux.org/packages'],
+            target: (params, url) => {
+                const searchParams = new URL(url).searchParams;
+                const name = searchParams.get('name');
+                searchParams.delete('name');
+                const routeParams = searchParams.toString();
+                return `/alpinelinux/pkgs/${name}/${routeParams}`;
+            },
+        },
+    ],
+    zh: {
+        name: '软件包',
+        description: 'Alpine Linux 软件包更新',
+    },
+};
+
+type RowData = {
+    package: string;
+    packageUrl?: string;
+    version: string;
+    project?: string;
+    license: string;
+    branch: string;
+    repository: string;
+    architecture: string;
+    maintainer: string;
+    buildDate: string;
+};
+
+function parseTableToJSON(tableHTML: string) {
+    const $ = load(tableHTML);
+    const data: RowData[] = $('tbody tr')
+        .toArray()
+        .map((row) => ({
+            package: $(row).find('.package a').text().trim(),
+            packageUrl: $(row).find('.package a').attr('href')?.trim(),
+            version: $(row).find('.version a').text().trim(),
+            project: $(row).find('.url a').attr('href')?.trim(),
+            license: $(row).find('.license').text().trim(),
+            branch: $(row).find('.branch').text().trim(),
+            repository: $(row).find('.repo a').text().trim(),
+            architecture: $(row).find('.arch a').text().trim(),
+            maintainer: $(row).find('.maintainer a').text().trim(),
+            buildDate: $(row).find('.bdate').text().trim(),
+        }));
+
+    return data;
+}
+
+async function handler(ctx: Context): Promise<Data> {
+    const { name, routeParams } = ctx.req.param();
+    const query = new URLSearchParams(routeParams);
+    query.append('name', name);
+    const link = `https://pkgs.alpinelinux.org/packages?${query.toString()}`;
+    const key = `alpinelinux:${query.toString()}`;
+    const rowData = (await cache.tryGet(
+        key,
+        async () => {
+            const response = await got({
+                url: link,
+            });
+            const html = response.data;
+            return parseTableToJSON(html);
+        },
+        config.cache.routeExpire,
+        false
+    )) as RowData[];
+
+    const items = rowData.map((e) => ({
+        title: `${e.package}@${e.version}/${e.architecture}`,
+        description: `Version: ${e.version}<br>Project: ${e.project}<br>License: ${e.license}<br>Branch: ${e.branch}<br>Repository: ${e.repository}<br>Maintainer: ${e.maintainer}<br>Build Date: ${e.buildDate}`,
+        link: e.packageUrl,
+        guid: `${e.packageUrl}#${e.version}`,
+        author: e.maintainer,
+        pubDate: parseDate(e.buildDate),
+    }));
+    return {
+        title: `${name} - Alpine Linux packages`,
+        link,
+        description: 'Alpine Linux packages update',
+        item: items,
+    };
+}