You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
103 lines
3.4 KiB
103 lines
3.4 KiB
import logging |
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logging.basicConfig( |
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format='%(asctime)s - %(name)s - %(levelname)s - %(message)s', |
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level=logging.DEBUG) |
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import requests |
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from bs4 import BeautifulSoup |
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from datetime import datetime |
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# cache the topic groups to prevent redirects |
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group_lookup = {} |
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USER_AGENT = 'qotnews scraper (github:tannercollin)' |
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API_TOPSTORIES = lambda : 'https://tildes.net' |
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API_ITEM = lambda x : 'https://tildes.net/shortener/{}'.format(x) |
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SITE_LINK = lambda group, ref : 'https://tildes.net/{}/{}'.format(group, ref) |
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SITE_AUTHOR_LINK = lambda x : 'https://tildes.net/user/{}'.format(x) |
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def api(route): |
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try: |
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headers = {'User-Agent': USER_AGENT} |
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r = requests.get(route, headers=headers, timeout=5) |
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if r.status_code != 200: |
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raise Exception('Bad response code ' + str(r.status_code)) |
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return r.text |
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except BaseException as e: |
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logging.error('Problem hitting tildes website: {}'.format(str(e))) |
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return False |
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def feed(): |
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html = api(API_TOPSTORIES()) |
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if not html: return [] |
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soup = BeautifulSoup(html, features='html.parser') |
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articles = soup.find('ol', class_='topic-listing').findAll('article') |
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return [x['id'].split('-')[1] for x in articles] or [] |
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def unix(date_str): |
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return int(datetime.strptime(date_str, '%Y-%m-%dT%H:%M:%SZ').timestamp()) |
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def comment(i): |
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i = i.article |
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c = {} |
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c['author'] = str(i.find('a', class_='link-user').string) |
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c['score'] = 1 |
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c['date'] = unix(i.find('time')['datetime']) |
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c['text'] = i.find('div', class_='comment-text').encode_contents().decode() |
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ct = i.find('ol', class_='comment-tree') |
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c['comments'] = [comment(j) for j in ct.findAll('li', recursive=False)] if ct else [] |
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return c |
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def story(ref): |
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if ref in group_lookup: |
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html = api(SITE_LINK(group_lookup[ref], ref)) |
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else: |
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html = api(API_ITEM(ref)) |
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if not html: return False |
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if 'Topic deleted by author' in html: return False |
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soup = BeautifulSoup(html, features='html.parser') |
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a = soup.find('article', class_='topic-full') |
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h = a.find('header') |
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s = {} |
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s['author'] = str(h.find('a', class_='link-user').string) |
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s['author_link'] = SITE_AUTHOR_LINK(s['author']) |
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s['score'] = int(h.find('span', class_='topic-voting-votes').string) |
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s['date'] = unix(h.find('time')['datetime']) |
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s['title'] = str(h.h1.string) |
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s['group'] = str(soup.find('a', class_='site-header-context').string) |
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group_lookup[ref] = s['group'] |
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s['link'] = SITE_LINK(s['group'], ref) |
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ud = a.find('div', class_='topic-full-link') |
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s['url'] = ud.a['href'] if ud else s['link'] |
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sc = a.find('ol', id='comments') |
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s['comments'] = [comment(i) for i in sc.findAll('li', recursive=False)] |
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ch = a.find('header', class_='topic-comments-header') |
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s['num_comments'] = int(ch.h2.string.split(' ')[0]) if ch else 0 |
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td = a.find('div', class_='topic-full-text') |
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if td: |
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s['text'] = td.encode_contents().decode() |
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return s |
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# scratchpad so I can quickly develop the parser |
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if __name__ == '__main__': |
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print(feed()) |
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normal = story('gxt') |
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print(normal) |
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no_comments = story('gxr') |
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print(no_comments) |
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self_post = story('gsb') |
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print(self_post) |
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li_comment = story('gqx') |
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print(li_comment) |
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# make sure there's no self-reference |
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import copy |
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for x in [normal, no_comments, self_post, li_comment]: |
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_ = copy.deepcopy(x)
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