calibre/recipes/bloomberg.recipe

import json
import time
from datetime import datetime, timedelta

from calibre.ebooks.BeautifulSoup import BeautifulSoup
from calibre.web.feeds.news import BasicNewsRecipe


def get_contents(x):
    if x == '':
        return ''
    otype = x.get('role', '')
    if otype == 'p':
        return '<p>' + ''.join(map(get_contents, x.get('parts', ''))) + '</p>'
    elif otype == 'text':
        if 'style' in x:
            return '<' + x['style']  + '>' + ''.join(map(get_contents, x.get('parts', ''))) + '</' + x['style']  + '>'
        return x.get('text', '') + ''.join(map(get_contents, x.get('parts', '')))
    elif otype == 'br':
        return '<br>'
    elif otype == 'anchor':
        return '<span>' + ''.join(map(get_contents, x.get('parts', ''))) + '</span>'
    elif otype == 'h3':
        return '<h4>' + ''.join(map(get_contents, x.get('parts', ''))) + '</h4>'
    elif otype == 'ul':
        return '<ul>' + ''.join(map(get_contents, x.get('parts', ''))) + '</ul>'
    elif otype == 'li':
        return '<li>' + ''.join(map(get_contents, x.get('parts', ''))) + '</li>'
    elif otype == 'webview':
        return '<br>' + x['html'] + ''.join(map(get_contents, x.get('parts', '')))
    elif otype == 'blockquote':
        return '<blockquote>' + ''.join(map(get_contents, x.get('parts', ''))) + '</blockquote>'
    elif otype in {'image', 'video'}:
        return '<br><img src="{}"><div class="img">{}</div>\n'.format(
                x['imageURLs']['default'], x['caption'] + '<i> ' + x['credit'] + '</i>'
            )
    elif otype in {'correction', 'disclaimer'}:
        return '<p class="corr">' + ''.join(map(get_contents, x.get('parts', ''))) + '</p>'

    elif not any(x == otype for x in ['', 'ad', 'inline-newsletter', 'tabularData']):
        return '<i>' + ''.join(map(get_contents, x.get('parts', ''))) + '</i>'
    return ''


class Bloomberg(BasicNewsRecipe):
    title = u'Bloomberg'
    language = 'en_US'
    __author__ = 'unkn0wn'
    no_stylesheets = True
    remove_attributes = ['style', 'height', 'width']
    encoding = 'utf-8'
    ignore_duplicate_articles = {'url', 'title'}
    masthead_url = 'https://assets.bbhub.io/company/sites/70/2022/09/logoBBGblck.svg'
    description = (
        'Bloomberg delivers business and markets news, data, analysis, and video'
        ' to the world, featuring stories from Businessweek and Bloomberg News.'
    )
    oldest_article = 1 # days
    resolve_internal_links = True
    remove_empty_feeds = True

    extra_css = '''
        .auth { font-size:small; font-weight:bold; }
        .subhead, .cap span { font-style:italic; color:#202020; }
        em, blockquote { color:#202020; }
        .cat { font-size:small; color:gray; }
        .img, .news-figure-caption-text { font-size:small; text-align:center; }
        .corr { font-size:small; font-style:italic; color:#404040; }
        .chart { font-size:small; }
        .news-figure-credit {font-size:small; text-align:center; color:#202020;}
    '''

    def parse_index(self):
        inx = 'https://cdn-mobapi.bloomberg.com'
        sec = self.index_to_soup(inx + '/wssmobile/v1/navigation/bloomberg_app/search-v2', raw=True)
        sec_data = json.loads(sec)['searchNav']

        feeds = []

        for i in sec_data:
            for sects in i['items']:
                section = sects['title']
                sec_slug = sects['links']['self']['href']
                self.log(section)

                articles = []

                art_soup = self.index_to_soup(inx + sec_slug, raw=True)
                for arts in json.loads(art_soup)['modules']:
                    if arts['stories']:
                        for x in arts['stories']:
                            if x.get('type', '') in {'article', 'interactive'}:
                                dt = datetime.fromtimestamp(x['published'] + time.timezone)
                                if (datetime.now() - dt) > timedelta(self.oldest_article):
                                    continue
                                title = x['title']
                                desc = x['autoGeneratedSummary']
                                url = inx + '/wssmobile/v1/stories/' + x['internalID']
                                self.log('          ', title, '\n\t', desc)
                                articles.append({'title': title, 'description':desc, 'url': url})
                feeds.append((section, articles))
        return feeds

    def preprocess_raw_html(self, raw, *a):
        data = json.loads(raw)

        title = '<h1 title="{}">'.format(data['longURL']) + data['title'] + '</h1>'

        cat = subhead = lede = auth = caption = ''

        if 'primaryCategory' in data and data['primaryCategory'] is not None:
            cat = '<div class="cat">' + data['primaryCategory'] + '</div>'

        if 'abstract' in data and data['abstract'] and data['abstract'] is not None:
            subhead = '<div class="subhead"><ul><li>' + '</li><li>'.join([x for x in data['abstract']]) + '</li></ul></div>'
        elif 'summary' in data and data['summary']:
            subhead = '<div class="subhead"><p>' + data['summary'] + '</p></div>'

        if 'byline' in data and data['byline'] is not None:
            dt = datetime.fromtimestamp(data['updatedAt'] + time.timezone)
            auth = '<p class="auth">' + 'By ' + data['byline'] + ' | Updated on ' + dt.strftime('%b %d, %Y at %I:%M %p') + '</p>'

        if 'ledeImage' in data and data['ledeImage'] is not None:
            x = data['ledeImage']
            lede = '<br><img src="{}"><div class="img">{}</div>\n'.format(
                x['imageURLs']['default'], x['caption'] + '<i> ' + x['credit'] + '</i>'
            )

        body = ''
        if data.get('type', '') == 'interactive':
            body += '<p><em>' + 'This is an interactive article, which is supposed to be read in a browser.' + '</p></em>'
        body_data = data['components']
        for x in body_data:
            body += get_contents(x)
        html = '<html><body>' + cat + title + subhead + auth + lede + caption + '<div>' + body + '</div></body></html>'
        return BeautifulSoup(html).prettify()

    def preprocess_html(self, soup):
        for h3 in soup.findAll('h3'):
            h3.name = 'h4'
        for icon in soup.findAll('img', attrs={'class':'video-player__play-icon'}):
            icon.decompose()
        for div in soup.findAll('div', attrs={'class':'chart'}):
            nos = div.find('noscript')
            if nos:
                nos.name = 'span'
        for img in soup.findAll('img', attrs={'data-native-src':True}):
            if img['data-native-src'].__contains__('videos') is False:
                img['src'] = img['data-native-src']
            else:
                img['src'] = ''
        for img in soup.findAll('img', attrs={'src':lambda x: x and x.endswith(('-1x-1.jpg', '-1x-1.png'))}):
            img['src'] = img['src'].replace('-1x-1', '750x-1')
        return soup

    def populate_article_metadata(self, article, soup, first):
        article.url = soup.find('h1')['title']