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Kovid Goyal 2024-08-25 17:42:03 +05:30
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7 changed files with 387 additions and 12 deletions

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@ -0,0 +1,291 @@
#!/usr/bin/env python
# License: GPLv3 Copyright: 2008, Kovid Goyal <kovid at kovidgoyal.net>
import json
from html5_parser import parse
from lxml import etree
from calibre.ebooks.BeautifulSoup import NavigableString, Tag, BeautifulSoup
from calibre.scraper.simple import read_url
from calibre.web.feeds.news import BasicNewsRecipe
def E(parent, name, text='', **attrs):
ans = parent.makeelement(name, **attrs)
ans.text = text
parent.append(ans)
return ans
def safe_dict(data, *names):
ans = data
for x in names:
ans = ans.get(x) or {}
return ans
class JSONHasNoContent(ValueError):
pass
def load_article_from_json(raw, root):
# open('/t/raw.json', 'w').write(raw)
try:
data = json.loads(raw)['props']['pageProps']['content']
except KeyError as e:
raise JSONHasNoContent(e)
if isinstance(data, list):
data = data[0]
body = root.xpath('//body')[0]
for child in tuple(body):
body.remove(child)
article = E(body, 'article')
E(article, 'div', data['subheadline'], id='subhead')
E(article, 'h1', data['headline'])
E(article, 'p', data['description'], id='desc')
if data['dateline'] is None:
E(article, 'p', (data['datePublishedString'] or ''), id='date')
else:
E(article, 'p', (data['datePublishedString'] or '') + ' | ' + (data['dateline']), id='date')
main_image_url = safe_dict(data, 'image', 'main', 'url').get('canonical')
if main_image_url:
div = E(article, 'div')
try:
E(div, 'img', src=main_image_url)
except Exception:
pass
E(article, 'section', id='body')
def cleanup_html_article(root):
main = root.xpath('//main')[0]
body = root.xpath('//body')[0]
for child in tuple(body):
body.remove(child)
body.append(main)
main.set('id', '')
main.tag = 'article'
for x in root.xpath('//*[@style]'):
x.set('style', '')
for x in root.xpath('//button'):
x.getparent().remove(x)
def classes(classes):
q = frozenset(classes.split(' '))
return dict(attrs={
'class': lambda x: x and frozenset(x.split()).intersection(q)})
def new_tag(soup, name, attrs=()):
impl = getattr(soup, 'new_tag', None)
if impl is not None:
return impl(name, attrs=dict(attrs))
return Tag(soup, name, attrs=attrs or None)
def process_url(url):
if url.startswith('/'):
url = 'https://www.economist.com' + url
return url
class econ_search(BasicNewsRecipe):
title = 'The Economist - Search'
language = 'en'
encoding = 'utf-8'
__author__ = "Kovid Goyal"
description = (
'Use the Advanced section of the recipe to search.'
)
remove_attributes = ['style', 'height', 'width']
no_stylesheets = True
ignore_duplicate_articles = {'url'}
extra_css = '''
em, blockquote { color:#202020; }
img {display:block; margin:0 auto;}
.sub { font-size:small; }
#subhead { color: #404040; font-size:small; font-weight:bold; }'
#desc { font-style: italic; color:#202020; }
#date { color: gray; font-size:small; }
'''
resolve_internal_links = True
remove_tags = [
dict(name=['script', 'noscript', 'title', 'iframe', 'cf_floatingcontent', 'aside', 'footer', 'svg']),
dict(attrs={'aria-label': "Article Teaser"}),
dict(attrs={'id':'player'}),
dict(attrs={
'class': [
'dblClkTrk', 'ec-article-info', 'share_inline_header',
'related-items', 'main-content-container', 'ec-topic-widget',
'teaser', 'blog-post__bottom-panel-bottom', 'blog-post__comments-label',
'blog-post__foot-note', 'blog-post__sharebar', 'blog-post__bottom-panel',
'newsletter-form','share-links-header','teaser--wrapped', 'latest-updates-panel__container',
'latest-updates-panel__article-link','blog-post__section'
]
}
),
dict(attrs={
'class': lambda x: x and 'blog-post__siblings-list-aside' in x.split()}),
dict(attrs={'id':lambda x: x and 'gpt-ad-slot' in x}),
classes(
'share-links-header teaser--wrapped latest-updates-panel__container'
' latest-updates-panel__article-link blog-post__section newsletter-form blog-post__bottom-panel'
)
]
keep_only_tags = [dict(name='article', id=lambda x: not x)]
no_stylesheets = True
remove_attributes = ['data-reactid', 'width', 'height']
# economist.com has started throttling after about 60% of the total has
# downloaded with connection reset by peer (104) errors.
delay = 1
def __init__(self, *args, **kwargs):
BasicNewsRecipe.__init__(self, *args, **kwargs)
if self.output_profile.short_name.startswith('kindle'):
# Reduce image sizes to get file size below amazon's email
# sending threshold
self.web2disk_options.compress_news_images = True
self.web2disk_options.compress_news_images_auto_size = 5
self.log.warn('Kindle Output profile being used, reducing image quality to keep file size below amazon email threshold')
def get_browser(self, *args, **kwargs):
# Needed to bypass cloudflare
kwargs['user_agent'] = 'common_words/based'
br = BasicNewsRecipe.get_browser(self, *args, **kwargs)
br.addheaders += [('Accept-Language', 'en-GB,en-US;q=0.9,en;q=0.8')]
return br
def preprocess_raw_html(self, raw, url):
# open('/t/raw.html', 'wb').write(raw.encode('utf-8'))
root = parse(raw)
if '/interactive/' in url:
return '<html><body><article><h1>' + root.xpath('//h1')[0].text + '</h1><em>' \
+ 'This article is supposed to be read in a browser' \
+ '</em></article></body></html>'
script = root.xpath('//script[@id="__NEXT_DATA__"]')
if script:
try:
load_article_from_json(script[0].text, root)
except JSONHasNoContent:
cleanup_html_article(root)
for div in root.xpath('//div[@class="lazy-image"]'):
noscript = list(div.iter('noscript'))
if noscript and noscript[0].text:
img = list(parse(noscript[0].text).iter('img'))
if img:
p = noscript[0].getparent()
idx = p.index(noscript[0])
p.insert(idx, p.makeelement('img', src=img[0].get('src')))
p.remove(noscript[0])
for x in root.xpath('//*[name()="script" or name()="style" or name()="source" or name()="meta"]'):
x.getparent().remove(x)
raw = etree.tostring(root, encoding='unicode')
raw_ar = read_url([], 'https://archive.is/latest/' + url)
archive = BeautifulSoup(str(raw_ar))
art = archive.find('article')
if art:
bdy = art.findAll('section')
if len(bdy) != 0:
content = bdy[-1]
else:
content = archive.find('div', attrs={'itemprop':'text'})
soup = BeautifulSoup(raw)
article = soup.find('section', attrs={'id':'body'})
if not article:
article = soup.find('div', attrs={'itemprop':'text'})
if not article:
article = soup.find(attrs={'itemprop':'blogPost'})
if article and content:
self.log('**fetching archive content')
article.append(content)
div = soup.findAll(attrs={'style': lambda x: x and x.startswith(
('color:rgb(13, 13, 13);', 'color: rgb(18, 18, 18);')
)})
for p in div:
p.name = 'p'
return str(soup)
return raw
return raw
def preprocess_html(self, soup):
for img in soup.findAll('img', attrs={'old-src':True}):
img['src'] = img['old-src']
for a in soup.findAll('a', href=True):
a['href'] = 'http' + a['href'].split('http')[-1]
for fig in soup.findAll('figure'):
fig['class'] = 'sub'
for sty in soup.findAll(attrs={'style':True}):
del sty['style']
return soup
recipe_specific_options = {
'q': {
'short': 'Text Search',
'default': 'schools brief'
},
's': {
'short': 'Sort by (date/relevance)',
'long': 'you can sort by date or relevance',
'default': 'relevance'
},
'p': {
'short': 'number of pages',
'long': 'number of pages of search results you want',
'default': '2'
}
}
def parse_index(self):
url = 'https://www.economist.com/search?q={query}&sort={sort}&page={page}'
search = self.recipe_specific_options.get('q')
sort_type = self.recipe_specific_options.get('s')
page = self.recipe_specific_options.get('p')
self.title = 'The Economist - ' + search
ans = []
for num in range(1, int(page) + 1):
ans.extend(self.economist_parse_index(url.format(query=search.replace(' ', '+'), sort=sort_type, page=num)))
return [('Articles', ans)]
def economist_parse_index(self, url):
self.log('Page ', url.rsplit('=', 1)[-1])
soup = self.index_to_soup(url)
results = soup.find('ol', id='search-results')
if not results:
self.log('\tPage ', url.rsplit('=', 1)[-1], ' not found')
return
for a in results.findAll('a', attrs={'class':'_search-result'}):
url = a['href']
title = self.tag_to_string(a.find(attrs={'class':'_headline'}))
desc = self.tag_to_string(a.find(attrs={'class':'_snippet'}))
self.log('\t', title, '\n\t', desc, '\n\t\t', url)
yield {'title': title, 'url': url, 'description': desc}
def eco_find_image_tables(self, soup):
for x in soup.findAll('table', align=['right', 'center']):
if len(x.findAll('font')) in (1, 2) and len(x.findAll('img')) == 1:
yield x
def postprocess_html(self, soup, first):
for img in soup.findAll('img', srcset=True):
del img['srcset']
for table in list(self.eco_find_image_tables(soup)):
caption = table.find('font')
img = table.find('img')
div = new_tag(soup, 'div')
div['style'] = 'text-align:left;font-size:70%'
ns = NavigableString(self.tag_to_string(caption))
div.insert(0, ns)
div.insert(1, new_tag(soup, 'br'))
del img['width']
del img['height']
img.extract()
div.insert(2, img)
table.replaceWith(div)
return soup
def canonicalize_internal_url(self, url, is_link=True):
if url.endswith('/print'):
url = url.rpartition('/')[0]
return BasicNewsRecipe.canonicalize_internal_url(self, url, is_link=is_link)

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@ -26,7 +26,7 @@ class scienceadv(BasicNewsRecipe):
browser_type = 'qt'
extra_css = '''
.news-article__figure__caption {font-size:small; text-align:center;}
.news-article__figure__caption, .figc {font-size:small;}
.core-self-citation, .meta-panel__left-content, .news-article__hero__top-meta {font-size:small;}
.contributors, .news-article__hero__bottom-meta, #bibliography, #elettersSection {font-size:small;}
img {display:block; margin:0 auto;}
@ -51,6 +51,11 @@ class scienceadv(BasicNewsRecipe):
'short': 'Enter the Issue Number you want to download\n(Vol/Issue format)',
'long': 'For example, 385/6710',
'default': 'current'
},
'res': {
'short': 'For hi-res images, select a resolution from the\nfollowing options: 800, 1000, 1200 or 1500',
'long': 'This is useful for non e-ink devices, and for a lower file size\nthan the default, use 400 or 300.',
'default': '600'
}
}
@ -58,6 +63,15 @@ class scienceadv(BasicNewsRecipe):
for p in soup.findAll(attrs={'role':'paragraph'}):
p.name = 'p'
p.attrs = {}
for img in soup.findAll('img', attrs={'src':True}):
if img['src'].endswith('.jpg'):
res = '/cdn-cgi/image/width=600'
w = self.recipe_specific_options.get('res')
if w and isinstance(w, str):
res = '/cdn-cgi/image/width=' + w
img['src'] = absurl(res + img['src'])
for figc in soup.findAll('figcaption'):
figc['class'] = 'figc'
return soup
def parse_index(self):
@ -75,7 +89,7 @@ class scienceadv(BasicNewsRecipe):
self.description = self.tag_to_string(det).strip()
cov = soup.find(**classes('cover-image__image'))
if cov:
self.cover_url = absurl(cov.img['src'])
self.cover_url = absurl('/cdn-cgi/image/width=800' + cov.img['src'])
feeds = []

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@ -24,7 +24,7 @@ class science(BasicNewsRecipe):
browser_type = 'qt'
extra_css = '''
.news-article__figure__caption {font-size:small; text-align:center;}
.news-article__figure__caption, .figc {font-size:small;}
.core-self-citation, .meta-panel__left-content, .news-article__hero__top-meta {font-size:small;}
.contributors, .news-article__hero__bottom-meta, #bibliography, #elettersSection {font-size:small;}
img {display:block; margin:0 auto;}
@ -49,6 +49,11 @@ class science(BasicNewsRecipe):
'short': 'Enter the Issue Number you want to download\n(Vol/Issue format)',
'long': 'For example, 385/6710',
'default': 'current'
},
'res': {
'short': 'For hi-res images, select a resolution from the\nfollowing options: 800, 1000, 1200 or 1500',
'long': 'This is useful for non e-ink devices, and for a lower file size\nthan the default, use 400 or 300.',
'default': '600'
}
}
@ -56,6 +61,15 @@ class science(BasicNewsRecipe):
for p in soup.findAll(attrs={'role':'paragraph'}):
p.name = 'p'
p.attrs = {}
for img in soup.findAll('img', attrs={'src':True}):
if img['src'].endswith('.jpg'):
res = '/cdn-cgi/image/width=600'
w = self.recipe_specific_options.get('res')
if w and isinstance(w, str):
res = '/cdn-cgi/image/width=' + w
img['src'] = absurl(res + img['src'])
for figc in soup.findAll('figcaption'):
figc['class'] = 'figc'
return soup
def parse_index(self):
@ -73,7 +87,7 @@ class science(BasicNewsRecipe):
self.description = self.tag_to_string(det).strip()
cov = soup.find(**classes('cover-image__image'))
if cov:
self.cover_url = absurl(cov.img['src'])
self.cover_url = absurl('/cdn-cgi/image/width=800' + cov.img['src'])
feeds = []

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@ -26,7 +26,7 @@ class scienceadv(BasicNewsRecipe):
browser_type = 'qt'
extra_css = '''
.news-article__figure__caption {font-size:small; text-align:center;}
.news-article__figure__caption, .figc {font-size:small;}
.core-self-citation, .meta-panel__left-content, .news-article__hero__top-meta {font-size:small;}
.contributors, .news-article__hero__bottom-meta, #bibliography, #elettersSection {font-size:small;}
img {display:block; margin:0 auto;}
@ -51,6 +51,11 @@ class scienceadv(BasicNewsRecipe):
'short': 'Enter the Issue Number you want to download\n(Vol/Issue format)',
'long': 'For example, 385/6710',
'default': 'current'
},
'res': {
'short': 'For hi-res images, select a resolution from the\nfollowing options: 800, 1000, 1200 or 1500',
'long': 'This is useful for non e-ink devices, and for a lower file size\nthan the default, use 400 or 300.',
'default': '600'
}
}
@ -58,6 +63,15 @@ class scienceadv(BasicNewsRecipe):
for p in soup.findAll(attrs={'role':'paragraph'}):
p.name = 'p'
p.attrs = {}
for img in soup.findAll('img', attrs={'src':True}):
if img['src'].endswith('.jpg'):
res = '/cdn-cgi/image/width=600'
w = self.recipe_specific_options.get('res')
if w and isinstance(w, str):
res = '/cdn-cgi/image/width=' + w
img['src'] = absurl(res + img['src'])
for figc in soup.findAll('figcaption'):
figc['class'] = 'figc'
return soup
def parse_index(self):
@ -75,7 +89,7 @@ class scienceadv(BasicNewsRecipe):
self.description = self.tag_to_string(det).strip()
cov = soup.find(**classes('cover-image__image'))
if cov:
self.cover_url = absurl(cov.img['src'])
self.cover_url = absurl('/cdn-cgi/image/width=800' + cov.img['src'])
feeds = []

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@ -26,7 +26,7 @@ class scienceadv(BasicNewsRecipe):
browser_type = 'qt'
extra_css = '''
.news-article__figure__caption {font-size:small; text-align:center;}
.news-article__figure__caption, .figc {font-size:small;}
.core-self-citation, .meta-panel__left-content, .news-article__hero__top-meta {font-size:small;}
.contributors, .news-article__hero__bottom-meta, #bibliography, #elettersSection {font-size:small;}
img {display:block; margin:0 auto;}
@ -51,6 +51,11 @@ class scienceadv(BasicNewsRecipe):
'short': 'Enter the Issue Number you want to download\n(Vol/Issue format)',
'long': 'For example, 385/6710',
'default': 'current'
},
'res': {
'short': 'For hi-res images, select a resolution from the\nfollowing options: 800, 1000, 1200 or 1500',
'long': 'This is useful for non e-ink devices, and for a lower file size\nthan the default, use 400 or 300.',
'default': '600'
}
}
@ -58,6 +63,15 @@ class scienceadv(BasicNewsRecipe):
for p in soup.findAll(attrs={'role':'paragraph'}):
p.name = 'p'
p.attrs = {}
for img in soup.findAll('img', attrs={'src':True}):
if img['src'].endswith('.jpg'):
res = '/cdn-cgi/image/width=600'
w = self.recipe_specific_options.get('res')
if w and isinstance(w, str):
res = '/cdn-cgi/image/width=' + w
img['src'] = absurl(res + img['src'])
for figc in soup.findAll('figcaption'):
figc['class'] = 'figc'
return soup
def parse_index(self):
@ -75,7 +89,7 @@ class scienceadv(BasicNewsRecipe):
self.description = self.tag_to_string(det).strip()
cov = soup.find(**classes('cover-image__image'))
if cov:
self.cover_url = absurl(cov.img['src'])
self.cover_url = absurl('/cdn-cgi/image/width=800' + cov.img['src'])
feeds = []

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@ -25,7 +25,7 @@ class scienceadv(BasicNewsRecipe):
browser_type = 'qt'
extra_css = '''
.news-article__figure__caption {font-size:small; text-align:center;}
.news-article__figure__caption, .figc {font-size:small;}
.core-self-citation, .meta-panel__left-content, .news-article__hero__top-meta {font-size:small;}
.contributors, .news-article__hero__bottom-meta, #bibliography, #elettersSection {font-size:small;}
img {display:block; margin:0 auto;}
@ -50,6 +50,11 @@ class scienceadv(BasicNewsRecipe):
'short': 'Enter the Issue Number you want to download\n(Vol/Issue format)',
'long': 'For example, 385/6710',
'default': 'current'
},
'res': {
'short': 'For hi-res images, select a resolution from the\nfollowing options: 800, 1000, 1200 or 1500',
'long': 'This is useful for non e-ink devices, and for a lower file size\nthan the default, use 400 or 300.',
'default': '600'
}
}
@ -57,6 +62,15 @@ class scienceadv(BasicNewsRecipe):
for p in soup.findAll(attrs={'role':'paragraph'}):
p.name = 'p'
p.attrs = {}
for img in soup.findAll('img', attrs={'src':True}):
if img['src'].endswith('.jpg'):
res = '/cdn-cgi/image/width=600'
w = self.recipe_specific_options.get('res')
if w and isinstance(w, str):
res = '/cdn-cgi/image/width=' + w
img['src'] = absurl(res + img['src'])
for figc in soup.findAll('figcaption'):
figc['class'] = 'figc'
return soup
def parse_index(self):
@ -74,7 +88,7 @@ class scienceadv(BasicNewsRecipe):
self.description = self.tag_to_string(det).strip()
cov = soup.find(**classes('cover-image__image'))
if cov:
self.cover_url = absurl(cov.img['src'])
self.cover_url = absurl('/cdn-cgi/image/width=800' + cov.img['src'])
feeds = []

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@ -26,7 +26,7 @@ class scienceadv(BasicNewsRecipe):
browser_type = 'qt'
extra_css = '''
.news-article__figure__caption {font-size:small; text-align:center;}
.news-article__figure__caption, .figc {font-size:small;}
.core-self-citation, .meta-panel__left-content, .news-article__hero__top-meta {font-size:small;}
.contributors, .news-article__hero__bottom-meta, #bibliography, #elettersSection {font-size:small;}
img {display:block; margin:0 auto;}
@ -51,6 +51,11 @@ class scienceadv(BasicNewsRecipe):
'short': 'Enter the Issue Number you want to download\n(Vol/Issue format)',
'long': 'For example, 385/6710',
'default': 'current'
},
'res': {
'short': 'For hi-res images, select a resolution from the\nfollowing options: 800, 1000, 1200 or 1500',
'long': 'This is useful for non e-ink devices, and for a lower file size\nthan the default, use 400 or 300.',
'default': '600'
}
}
@ -58,6 +63,15 @@ class scienceadv(BasicNewsRecipe):
for p in soup.findAll(attrs={'role':'paragraph'}):
p.name = 'p'
p.attrs = {}
for img in soup.findAll('img', attrs={'src':True}):
if img['src'].endswith('.jpg'):
res = '/cdn-cgi/image/width=600'
w = self.recipe_specific_options.get('res')
if w and isinstance(w, str):
res = '/cdn-cgi/image/width=' + w
img['src'] = absurl(res + img['src'])
for figc in soup.findAll('figcaption'):
figc['class'] = 'figc'
return soup
def parse_index(self):
@ -75,7 +89,7 @@ class scienceadv(BasicNewsRecipe):
self.description = self.tag_to_string(det).strip()
cov = soup.find(**classes('cover-image__image'))
if cov:
self.cover_url = absurl(cov.img['src'])
self.cover_url = absurl('/cdn-cgi/image/width=800' + cov.img['src'])
feeds = []