Merge pull request #11 from postlight/feat-politico-extractor

feat: added politico extractor

dist/mercury.js

@@ -874,7 +874,63 @@ var LittleThingsExtractor = {
     clean: []
   },
 
-  lead_image_url: null,
+  lead_image_url: {
+    selectors: [['meta[name="og:image"]', 'value']]
+  },
+
+  next_page_url: null,
+
+  excerpt: null
+};
+
+// Rename CustomExtractor
+// to fit your publication
+// (e.g., NYTimesExtractor)
+var PoliticoExtractor = {
+  domain: 'www.politico.com',
+  title: {
+    selectors: [
+    // enter title selectors
+    ['meta[name="og:title"]', 'value']]
+  },
+
+  author: {
+    selectors: [
+      // enter author selectors
+
+    ]
+  },
+
+  content: {
+    selectors: [
+    // enter content selectors
+    '.story-main-content', '.content-group', '.story-core', '.story-text'],
+
+    // 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: ['figcaption']
+  },
+
+  date_published: {
+    selectors: [
+    // enter date selectors
+    ['.timestamp[time="datetime"]']]
+  },
+
+  lead_image_url: {
+    selectors: [
+    // enter lead_image_url selectors
+    ['meta[name="og:image"]', 'value']]
+  },
+
+  dek: {
+    selectors: [['meta[name="description"]', 'value']]
+  },
 
   next_page_url: null,
 
@@ -894,7 +950,8 @@ var Extractors = {
   'www.yahoo.com': YahooExtractor,
   'www.buzzfeed.com': BuzzfeedExtractor,
   'fandom.wikia.com': WikiaExtractor,
-  'www.littlethings.com': LittleThingsExtractor
+  'www.littlethings.com': LittleThingsExtractor,
+  'www.politico.com': PoliticoExtractor
 
 };
 

src/extractors/all.js

@@ -11,6 +11,7 @@ import { YahooExtractor } from './custom/www.yahoo.com';
 import { BuzzfeedExtractor } from './custom/www.buzzfeed.com';
 import { WikiaExtractor } from './custom/fandom.wikia.com';
 import { LittleThingsExtractor } from './custom/www.littlethings.com';
+import { PoliticoExtractor } from './custom/www.politico.com';
 
 
 const Extractors = {
@@ -27,6 +28,7 @@ const Extractors = {
   'www.buzzfeed.com': BuzzfeedExtractor,
   'fandom.wikia.com': WikiaExtractor,
   'www.littlethings.com': LittleThingsExtractor,
+  'www.politico.com': PoliticoExtractor,
 
 };
 

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

@@ -0,0 +1,67 @@
+// Rename CustomExtractor
+// to fit your publication
+// (e.g., NYTimesExtractor)
+export const PoliticoExtractor = {
+  domain: 'www.politico.com',
+  title: {
+    selectors: [
+      // enter title selectors
+      ['meta[name="og:title"]', 'value'],
+    ],
+  },
+
+  author: {
+    selectors: [
+      // enter author selectors
+
+    ],
+  },
+
+  content: {
+    selectors: [
+      // enter content selectors
+      '.story-main-content',
+      '.content-group', '.story-core',
+      '.story-text',
+    ],
+
+    // 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: [
+      'figcaption',
+
+    ],
+  },
+
+  date_published: {
+    selectors: [
+      // enter date selectors
+      ['.timestamp[time="datetime"]'],
+
+    ],
+  },
+
+  lead_image_url: {
+    selectors: [
+      // enter lead_image_url selectors
+      ['meta[name="og:image"]', 'value'],
+
+    ],
+  },
+
+  dek: {
+    selectors: [
+      ['meta[name="description"]', 'value'],
+    ],
+  },
+
+  next_page_url: null,
+
+  excerpt: null,
+};

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

@@ -0,0 +1,134 @@
+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';
+
+// Rename CustomExtractor
+describe('PoliticoExtractor', () => {
+  it('is selected properly', () => {
+    // To pass this test, rename your extractor in
+    // ./src/extractors/custom/www.politico.com/index.js
+    // (e.g., CustomExtractor => NYTimesExtractor)
+    // then add your new extractor to
+    // src/extractors/all.js
+    const url =
+      'http://www.politico.com/story/2016/10/who-will-win-the-vp-debate-229079?lo=ut_a1';
+    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.politico.com/index.js.
+    const html =
+      fs.readFileSync('./fixtures/www.politico.com/1475617690069.html');
+    const articleUrl =
+      'http://www.politico.com/story/2016/10/who-will-win-the-vp-debate-229079?lo=ut_a1';
+
+    const { title } =
+      await Mercury.parse(articleUrl, html, { fallback: false });
+
+    // Update these values with the expected values from
+    // the article.
+    assert.equal(title, 'Insiders: Trump will sink Pence in VP debate');
+  });
+
+
+  it('returns the author', ((async)) () => {
+    // To pass this test, fill out the author selector
+    // in ./src/extractors/custom/www.politico.com/index.js.
+    const html =
+      fs.readFileSync('./fixtures/www.politico.com/1475617690069.html');
+    const articleUrl =
+      'http://www.politico.com/story/2016/10/who-will-win-the-vp-debate-229079?lo=ut_a1';
+
+    const { author } =
+      await Mercury.parse(articleUrl, html, { fallback: false });
+
+    // Update these values with the expected values from
+    // the article.
+    assert.equal(author, '');
+  });
+
+
+  it('returns the date_published', ((async)) () => {
+    // To pass this test, fill out the date_published selector
+    // in ./src/extractors/custom/www.politico.com/index.js.
+    const html =
+      fs.readFileSync('./fixtures/www.politico.com/1475617690069.html');
+    const articleUrl =
+      'http://www.politico.com/story/2016/10/who-will-win-the-vp-debate-229079?lo=ut_a1';
+
+    const { date_published } =
+      await Mercury.parse(articleUrl, html, { fallback: false });
+
+    // Update these values with the expected values from
+    // the article.
+    assert.equal(date_published, '');
+  });
+
+
+  it('returns the dek', ((async)) () => {
+    // To pass this test, fill out the dek selector
+    // in ./src/extractors/custom/www.politico.com/index.js.
+    const html =
+      fs.readFileSync('./fixtures/www.politico.com/1475617690069.html');
+    const articleUrl =
+      'http://www.politico.com/story/2016/10/who-will-win-the-vp-debate-229079?lo=ut_a1';
+
+    const { dek } =
+      await Mercury.parse(articleUrl, html, { fallback: false });
+
+    // Update these values with the expected values from
+    // the article.
+    assert.equal(dek, '"Is it just me or are the two VP candidates infinitely more appealing than their running mates?" said a Pennsylvania Republican.');
+  });
+
+
+  it('returns the lead_image_url', ((async)) () => {
+    // To pass this test, fill out the lead_image_url selector
+    // in ./src/extractors/custom/www.politico.com/index.js.
+    const html =
+      fs.readFileSync('./fixtures/www.politico.com/1475617690069.html');
+    const articleUrl =
+      'http://www.politico.com/story/2016/10/who-will-win-the-vp-debate-229079?lo=ut_a1';
+
+    const { lead_image_url } =
+      await Mercury.parse(articleUrl, html, { fallback: false });
+
+    // Update these values with the expected values from
+    // the article.
+    assert.equal(lead_image_url, 'http://static.politico.com/0f/e7/5ee9a89044d1a01f74140bcd5b9e/caucus-vp-preview.jpg');
+  });
+
+
+  it('returns the content', ((async)) () => {
+    // To pass this test, fill out the content selector
+    // in ./src/extractors/custom/www.politico.com/index.js.
+    // You may also want to make use of the clean and transform
+    // options.
+    const html =
+      fs.readFileSync('./fixtures/www.politico.com/1475617690069.html');
+    const url =
+      'http://www.politico.com/story/2016/10/who-will-win-the-vp-debate-229079?lo=ut_a1';
+
+    const { content } =
+      await Mercury.parse(url, html, { fallback: false });
+
+    const $ = cheerio.load(content || '');
+
+    const first13 = $('*').first()
+                          .text()
+                          .trim()
+                          .split(/\s+/)
+                          .slice(0, 13)
+                          .join(' ');
+
+    // Update these values with the expected values from
+    // the article.
+    assert.equal(first13, 'Tim Kaine isn’t Mike Pence’s only opponent Tuesday night in the only debate');
+  });
+});