feat: popsugar parser (#93)

I think this one is good to go!

src/extractors/custom/index.js

@@ -30,6 +30,7 @@ export * from './www.sbnation.com';
 export * from './www.bloomberg.com';
 export * from './www.bustle.com';
 export * from './www.vox.com';
+export * from './www.popsugar.com';
 export * from './observer.com';
 export * from './people.com';
 export * from './www.usmagazine.com';

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

@@ -0,0 +1,48 @@
+export const WwwPopsugarComExtractor = {
+  domain: 'www.popsugar.com',
+
+  title: {
+    selectors: [
+      'h2.post-title',
+      'title-text',
+    ],
+  },
+
+  author: {
+    selectors: [
+      ['meta[name="article:author"]', 'value'],
+    ],
+  },
+
+  date_published: {
+    selectors: [
+      ['meta[name="article:published_time"]', 'value'],
+    ],
+  },
+
+  lead_image_url: {
+    selectors: [
+        ['meta[name="og:image"]', 'value'],
+    ],
+  },
+
+  content: {
+    selectors: [
+      '#content',
+    ],
+
+    // Is there anything in the content you selected that needs transformed
+    // before it's consumable content? E.g., unusual lazy loaded images
+    transforms: {
+    },
+
+    // Is there anything that is in the result that shouldn't be?
+    // The clean selectors will remove anything that matches from
+    // the result
+    clean: [
+      '.share-copy-title',
+      '.post-tags',
+      '.reactions',
+    ],
+  },
+};

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

@@ -0,0 +1,87 @@
+import assert from 'assert';
+import fs from 'fs';
+import URL from 'url';
+import cheerio from 'cheerio';
+
+import Mercury from 'mercury';
+import getExtractor from 'extractors/get-extractor';
+import { excerptContent } from 'utils/text';
+
+describe('WwwPopsugarComExtractor', () => {
+  describe('initial test case', () => {
+    let result;
+    let url;
+    beforeAll(() => {
+      url =
+        'http://www.popsugar.com/home/Millennial-Decorating-Mistakes-42696116#photo-42696116';
+      const html =
+        fs.readFileSync('./fixtures/www.popsugar.com/1482182390796.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.popsugar.com/index.js.
+      const { title } = await result;
+
+    // Update these values with the expected values from
+    // the article.
+      assert.equal(title, 'The 5 Biggest Decorating Mistakes Millennials Make — and How to Solve Them');
+    });
+
+    it('returns the author', async () => {
+    // To pass this test, fill out the author selector
+    // in ./src/extractors/custom/www.popsugar.com/index.js.
+      const { author } = await result;
+
+    // Update these values with the expected values from
+    // the article.
+      assert.equal(author, 'Maggie Winterfeldt');
+    });
+
+    it('returns the date_published', async () => {
+    // To pass this test, fill out the date_published selector
+    // in ./src/extractors/custom/www.popsugar.com/index.js.
+      const { date_published } = await result;
+
+    // Update these values with the expected values from
+    // the article.
+      assert.equal(date_published, '2016-12-19T20:55:00.000Z');
+    });
+
+    it('returns the lead_image_url', async () => {
+    // To pass this test, fill out the lead_image_url selector
+    // in ./src/extractors/custom/www.popsugar.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://media1.popsugar-assets.com/files/thumbor/ACcTJRJJH9B4HWDrRgOZF9Gk3ZU/fit-in/1200x630/filters:format_auto-!!-:strip_icc-!!-:fill-!white!-/2016/11/11/857/n/1922794/9242685858261d30174e09.95998840_edit_img_facebook_post_image_file_42696116_1478888970_14788922890196.jpg');
+    });
+
+    it('returns the content', async () => {
+      // To pass this test, fill out the content selector
+      // in ./src/extractors/custom/www.popsugar.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, 'No generation is perfect, and when it comes to millennials, one area ripe');
+    });
+  });
+});