feat(route): add alternativeto.net (#13320)

* feat(route): add alternativeto.net

* Update website/docs/routes/programming.md

* Update website/docs/routes/programming.md

---------

lib/v2/alternativeto/maintainer.js

@@ -0,0 +1,4 @@
+module.exports = {
+    '/software/:name/:routeParams?': ['JimenezLi'],
+    '/platform/:name/:routeParams?': ['JimenezLi'],
+};

lib/v2/alternativeto/platform.js

@@ -0,0 +1,32 @@
+const { baseURL, puppeteerGet } = require('./utils');
+const cheerio = require('cheerio');
+
+module.exports = async (ctx) => {
+    const name = ctx.params.name;
+    const query = new URLSearchParams(ctx.params.routeParams);
+    const link = `https://alternativeto.net/platform/${name}/?${query.toString()}`;
+
+    // use Puppeteer due to the obstacle by cloudflare challenge
+    const html = await puppeteerGet(link, ctx.cache);
+    const $ = cheerio.load(html);
+
+    ctx.state.data = {
+        title: $('.Heading_h1___Cf5Y').text().trim(),
+        description: $('.intro-text').text().trim(),
+        link,
+        item: $('.AppListItem_appInfo__h9cWP')
+            .toArray()
+            .map((element) => {
+                const item = $(element);
+                const title = item.find('.Heading_h2___LwQD').text().trim();
+                const link = `${baseURL}${item.find('.Heading_h2___LwQD a').attr('href')}`;
+                const description = item.find('.AppListItem_description__wtODK').text().trim();
+
+                return {
+                    title,
+                    link,
+                    description,
+                };
+            }),
+    };
+};

lib/v2/alternativeto/radar.js

@@ -0,0 +1,19 @@
+module.exports = {
+    'alternativeto.net': {
+        _name: 'AlternativeTo',
+        www: [
+            {
+                title: 'Software Alternatives',
+                docs: 'https://docs.rsshub.app/routes/programming#alternativeto-software-alternatives',
+                source: '/software/:name',
+                target: '/software/:name',
+            },
+            {
+                title: 'Platform Software',
+                docs: 'https://docs.rsshub.app/routes/programming#alternativeto-platform-software',
+                source: '/platform/:name',
+                target: '/platform/:name',
+            },
+        ],
+    },
+};

lib/v2/alternativeto/router.js

@@ -0,0 +1,4 @@
+module.exports = (router) => {
+    router.get('/software/:name/:routeParams?', require('./software'));
+    router.get('/platform/:name/:routeParams?', require('./platform'));
+};

lib/v2/alternativeto/software.js

@@ -0,0 +1,32 @@
+const { baseURL, puppeteerGet } = require('./utils');
+const cheerio = require('cheerio');
+
+module.exports = async (ctx) => {
+    const name = ctx.params.name;
+    const query = new URLSearchParams(ctx.params.routeParams);
+    const link = `https://alternativeto.net/software/${name}/?${query.toString()}`;
+
+    // use Puppeteer due to the obstacle by cloudflare challenge
+    const html = await puppeteerGet(link, ctx.cache);
+    const $ = cheerio.load(html);
+
+    ctx.state.data = {
+        title: $('.Heading_h1___Cf5Y').text().trim(),
+        description: $('.intro-text').text().trim(),
+        link,
+        item: $('.AppListItem_appInfo__h9cWP')
+            .toArray()
+            .map((element) => {
+                const item = $(element);
+                const title = item.find('.Heading_h2___LwQD').text().trim();
+                const link = `${baseURL}${item.find('.Heading_h2___LwQD a').attr('href')}`;
+                const description = item.find('.AppListItem_description__wtODK').text().trim();
+
+                return {
+                    title,
+                    link,
+                    description,
+                };
+            }),
+    };
+};

lib/v2/alternativeto/utils.js

@@ -0,0 +1,22 @@
+const baseURL = 'https://alternativeto.net';
+
+const puppeteerGet = (url, cache) =>
+    cache.tryGet(url, async () => {
+        const browser = await require('@/utils/puppeteer')();
+        const page = await browser.newPage();
+        await page.setRequestInterception(true);
+        page.on('request', (request) => {
+            request.resourceType() === 'document' ? request.continue() : request.abort();
+        });
+        await page.goto(url, {
+            waitUntil: 'domcontentloaded',
+        });
+        const html = await page.evaluate(() => document.documentElement.innerHTML);
+        browser.close();
+        return html;
+    });
+
+module.exports = {
+    baseURL,
+    puppeteerGet,
+};

website/docs/routes/programming.md

@@ -82,6 +82,24 @@ You have the option to utilize the main heading or use individual categories as
 
 </Route>
 
+## AlternativeTo {#alternativeto}
+
+### Software Alternatives {#alternativeto-software-alternatives}
+
+<Route author="JimenezLi" example="/alternativeto/software/cpp" path="/alternativeto/software/:name/:routeParams?" paramsDesc={['Software name', 'Filters of software type']} puppeteer="1" radar="1">
+
+> routeParms can be copied from original site URL, example: `/alternativeto/software/cpp/license=opensource&platform=windows`
+
+</Route>
+
+### Platform Software {#alternativeto-platform-software}
+
+<Route author="JimenezLi" example="/alternativeto/platform/firefox" path="/alternativeto/platform/:name/:routeParams?" paramsDesc={['Platform name', 'Filters of software type']} puppeteer="1" radar="1">
+
+> routeParms can be copied from original site URL, example: `/alternativeto/platform/firefox/license=free`
+
+</Route>
+
 ## AtCoder {#atcoder}
 
 ### Present Contests {#atcoder-present-contests}