feat: Ladbible.com extractor (#624)

* Ladbible.com extractors and test

* CircleCI says timezone needs to be Europe/London aka BST

Co-authored-by: Postlight Bot <adam.pash+postlight-bot@postlight.com>
Co-authored-by: Jad Termsani <32297675+JadTermsani@users.noreply.github.com>

src/extractors/custom/index.js

@@ -132,4 +132,5 @@ export * from './www.phoronix.com';
 export * from './pitchfork.com';
 export * from './biorxiv.org';
 export * from './epaper.zeit.de';
+export * from './www.ladbible.com';
 export * from './timesofindia.indiatimes.com';

src/extractors/custom/www.ladbible.com/index.js

@@ -0,0 +1,31 @@
+export const WwwLadbibleComExtractor = {
+  domain: 'www.ladbible.com',
+
+  title: {
+    selectors: ['h1'],
+  },
+
+  author: {
+    selectors: ['[class*=Byline]'],
+  },
+
+  date_published: {
+    selectors: ['time'],
+    timezone: 'Europe/London',
+  },
+
+  lead_image_url: {
+    selectors: [['meta[name="og:image"]', 'value']],
+  },
+
+  content: {
+    selectors: ['[class*=ArticleContainer]'],
+    clean: [
+      'time',
+      'source',
+      'a[href^="https://www.ladbible.com/"]',
+      'picture',
+      '[class*=StyledCardBlock]',
+    ],
+  },
+};

src/extractors/custom/www.ladbible.com/index.test.js

@@ -0,0 +1,102 @@
+import assert from 'assert';
+import URL from 'url';
+import cheerio from 'cheerio';
+
+import Mercury from 'mercury';
+import getExtractor from 'extractors/get-extractor';
+import { excerptContent } from 'utils/text';
+
+const fs = require('fs');
+
+describe('WwwLadbibleComExtractor', () => {
+  describe('initial test case', () => {
+    let result;
+    let url;
+    beforeAll(() => {
+      url =
+        'https://www.ladbible.com/news/latest-aussie-government-sparks-fury-over-graphic-and-confronting-covid-19-ad-20210711';
+      const html = fs.readFileSync(
+        './fixtures/www.ladbible.com/1626477326151.html'
+      );
+      result = Mercury.parse(url, { html, fallback: false });
+    });
+
+    it('is selected properly', () => {
+      // This test should be passing by default.
+      // It sanity checks that the correct parser
+      // is being selected for URLs from this domain
+      const extractor = getExtractor(url);
+      assert.equal(extractor.domain, URL.parse(url).hostname);
+    });
+
+    it('returns the title', async () => {
+      // To pass this test, fill out the title selector
+      // in ./src/extractors/custom/www.ladbible.com/index.js.
+      const { title } = await result;
+
+      // Update these values with the expected values from
+      // the article.
+      assert.equal(
+        title,
+        `Aussie Government Sparks Fury Over 'Graphic' And Confronting Covid-19 Ad`
+      );
+    });
+
+    it('returns the author', async () => {
+      // To pass this test, fill out the author selector
+      // in ./src/extractors/custom/www.ladbible.com/index.js.
+      const { author } = await result;
+
+      // Update these values with the expected values from
+      // the article.
+      assert.equal(author, 'Stewart Perrie');
+    });
+
+    it('returns the date_published', async () => {
+      // To pass this test, fill out the date_published selector
+      // in ./src/extractors/custom/www.ladbible.com/index.js.
+      const { date_published } = await result;
+
+      // Update these values with the expected values from
+      // the article.
+      assert.equal(date_published, '2021-07-11T21:00:00.000Z');
+    });
+
+    it('returns the lead_image_url', async () => {
+      // To pass this test, fill out the lead_image_url selector
+      // in ./src/extractors/custom/www.ladbible.com/index.js.
+      const { lead_image_url } = await result;
+
+      // Update these values with the expected values from
+      // the article.
+      assert.equal(
+        lead_image_url,
+        `https://www.ladbible.com/cdn-cgi/image/width=1200,quality=70,format=jpeg,fit=cover,dpr=1/https%3A%2F%2Fs3-images.ladbible.com%2Fs3%2Fcontent%2F788d729460eb11aa5ceadb28b93c0f8a.png`
+      );
+    });
+
+    it('returns the content', async () => {
+      // To pass this test, fill out the content selector
+      // in ./src/extractors/custom/www.ladbible.com/index.js.
+      // You may also want to make use of the clean and transform
+      // options.
+      const { content } = await result;
+
+      const $ = cheerio.load(content || '');
+
+      const first13 = excerptContent(
+        $('*')
+          .first()
+          .text(),
+        13
+      );
+
+      // Update these values with the expected values from
+      // the article.
+      assert.equal(
+        first13,
+        'The Australian government has copped backlash for publishing a confronting and graphic advertisement'
+      );
+    });
+  });
+});