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whoogle-search/app/utils/filter_utils.py

80 lines
2.5 KiB
Python

from bs4 import BeautifulSoup
import urllib.parse as urlparse
from urllib.parse import parse_qs
SKIP_ARGS = ['ref_src', 'utm']
FULL_RES_IMG = '<br/><a href="{}">Full Image</a>'
GOOG_IMG = '/images/branding/searchlogo/1x/googlelogo'
LOGO_URL = GOOG_IMG + '_desk'
BLANK_B64 = '''
data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAoAAAAKCAQAAAAnOwc2AAAAD0lEQVR42mNkwAIYh7IgAAVVAAuInjI5AAAAAElFTkSuQmCC
'''
BLACKLIST = [
'ad', 'anuncio', 'annuncio', 'annonce', 'Anzeige', '广告', '廣告', 'Reklama', 'Реклама', 'Anunț', '광고',
'annons', 'Annonse', 'Iklan', '広告', 'Augl.', 'Mainos', 'Advertentie', 'إعلان', 'Գովազդ', 'विज्ञापन', 'Reklam',
'آگهی', 'Reklāma', 'Reklaam', 'Διαφήμιση', 'מודעה', 'Hirdetés', 'Anúncio'
]
SITE_ALTS = {
'twitter.com': 'nitter.net',
'youtube.com': 'invidious.snopyta.org',
'instagram.com': 'bibliogram.art/u'
}
def has_ad_content(element: str):
return element.upper() in (value.upper() for value in BLACKLIST) or '' in element
def get_first_link(soup):
# Replace hrefs with only the intended destination (no "utm" type tags)
for a in soup.find_all('a', href=True):
# Return the first search result URL
if 'url?q=' in a['href']:
return filter_link_args(a['href'])
def get_site_alt(link: str):
for site_key in SITE_ALTS.keys():
if site_key not in link:
continue
link = link.replace(site_key, SITE_ALTS[site_key])
break
return link.replace('www.', '').replace('//m.', '//')
def filter_link_args(query_link):
parsed_link = urlparse.urlparse(query_link)
link_args = parse_qs(parsed_link.query)
safe_args = {}
if len(link_args) == 0 and len(parsed_link) > 0:
return query_link
for arg in link_args.keys():
if arg in SKIP_ARGS:
continue
safe_args[arg] = link_args[arg]
# Remove original link query and replace with filtered args
query_link = query_link.replace(parsed_link.query, '')
if len(safe_args) > 0:
query_link = query_link + urlparse.urlencode(safe_args, doseq=True)
else:
query_link = query_link.replace('?', '')
return query_link
def gen_nojs(sibling):
nojs_link = BeautifulSoup().new_tag('a')
nojs_link['href'] = '/window?location=' + sibling['href']
nojs_link['style'] = 'display:block;width:100%;'
nojs_link.string = 'NoJS Link: ' + nojs_link['href']
sibling.append(BeautifulSoup('<br><hr><br>', 'html.parser'))
sibling.append(nojs_link)