233 lines
8.0 KiB
Python
233 lines
8.0 KiB
Python
import logging
|
|
logging.basicConfig(
|
|
format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
|
|
level=logging.DEBUG)
|
|
|
|
if __name__ == '__main__':
|
|
import sys
|
|
sys.path.insert(0,'.')
|
|
|
|
import requests
|
|
from datetime import datetime
|
|
from bs4 import BeautifulSoup
|
|
from scrapers import declutter
|
|
import extruct
|
|
import pytz
|
|
|
|
from utils import clean
|
|
|
|
USER_AGENT = 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0'
|
|
#USER_AGENT = "Mozilla/5.0 (compatible; Googlebot/2.1; +http://www.google.com/bot.html)"
|
|
|
|
def unix(date_str, tz=None):
|
|
date_tzfix = date_str
|
|
if ":" == date_tzfix[-3]:
|
|
date_tzfix = date_tzfix[:-3]+date_tzfix[-2:]
|
|
formats = ['%Y-%m-%dT%H:%M:%SZ', '%Y-%m-%dT%H:%M:%S%z', '%Y-%m-%dT%H:%M:%S.%fZ', '%Y-%m-%dT%H:%M:%S.%f%z', '%Y-%m-%dT%H:%M:%S', '%Y-%m-%dT%H:%M:%S.%f']
|
|
formats = formats + [f.replace("T%H", " %H") for f in formats]
|
|
for f in formats:
|
|
try:
|
|
dt = datetime.strptime(date_str, f)
|
|
if tz:
|
|
dt = pytz.timezone(tz).localize(dt)
|
|
return int(dt.timestamp())
|
|
except:
|
|
pass
|
|
try:
|
|
dt = datetime.strptime(date_tzfix, f)
|
|
if tz:
|
|
dt = pytz.timezone(tz).localize(dt)
|
|
return int(dt.timestamp())
|
|
except:
|
|
pass
|
|
return 0
|
|
|
|
|
|
def xml(route, ref=None):
|
|
try:
|
|
headers = {'User-Agent': USER_AGENT, 'X-Forwarded-For': '66.249.66.1'}
|
|
r = requests.get(route(ref), headers=headers, timeout=5)
|
|
if r.status_code != 200:
|
|
raise Exception('Bad response code ' + str(r.status_code))
|
|
return r.text
|
|
except KeyboardInterrupt:
|
|
raise
|
|
except BaseException as e:
|
|
logging.error('Problem hitting URL: {}'.format(str(e)))
|
|
return False
|
|
|
|
|
|
def parse_extruct(s, data):
|
|
for rdfa in data['rdfa']:
|
|
for key, props in rdfa.items():
|
|
if 'http://ogp.me/ns#title' in props:
|
|
for values in props['http://ogp.me/ns#title']:
|
|
s['title'] = values['@value']
|
|
if 'http://ogp.me/ns/article#modified_time' in props:
|
|
for values in props['http://ogp.me/ns/article#modified_time']:
|
|
s['date'] = values['@value']
|
|
if 'http://ogp.me/ns/article#published_time' in props:
|
|
for values in props['http://ogp.me/ns/article#published_time']:
|
|
s['date'] = values['@value']
|
|
|
|
for og in data['opengraph']:
|
|
titles = list(filter(None, [value if 'og:title' in key else None for key, value in og['properties']]))
|
|
modified = list(filter(None, [value if 'article:modified_time' in key else None for key, value in og['properties']]))
|
|
published = list(filter(None, [value if 'article:published_time' in key else None for key, value in og['properties']]))
|
|
if len(modified):
|
|
s['date'] = modified[0]
|
|
if len(published):
|
|
s['date'] = published[0]
|
|
if len(titles):
|
|
s['title'] = titles[0]
|
|
|
|
for md in data['microdata']:
|
|
if md['type'] == 'https://schema.org/NewsArticle':
|
|
props = md['properties']
|
|
s['title'] = props['headline']
|
|
if props['dateModified']:
|
|
s['date'] = props['dateModified']
|
|
if props['datePublished']:
|
|
s['date'] = props['datePublished']
|
|
if 'author' in props and props['author']:
|
|
s['author'] = props['author']['properties']['name']
|
|
|
|
for ld in data['json-ld']:
|
|
if '@type' in ld and ld['@type'] in ['Article', 'NewsArticle']:
|
|
s['title'] = ld['headline']
|
|
if ld['dateModified']:
|
|
s['date'] = ld['dateModified']
|
|
if ld['datePublished']:
|
|
s['date'] = ld['datePublished']
|
|
if 'author' in ld and ld['author']:
|
|
s['author'] = ld['author']['name']
|
|
if '@graph' in ld:
|
|
for gld in ld['@graph']:
|
|
if '@type' in gld and gld['@type'] in ['Article', 'NewsArticle']:
|
|
s['title'] = gld['headline']
|
|
if gld['dateModified']:
|
|
s['date'] = gld['dateModified']
|
|
if gld['datePublished']:
|
|
s['date'] = gld['datePublished']
|
|
|
|
return s
|
|
|
|
def comment(i):
|
|
if 'author' not in i:
|
|
return False
|
|
|
|
c = {}
|
|
c['author'] = i.get('author', '')
|
|
c['score'] = i.get('points', 0)
|
|
c['date'] = unix(i.get('date', 0))
|
|
c['text'] = clean(i.get('text', '') or '')
|
|
c['comments'] = [comment(j) for j in i['children']]
|
|
c['comments'] = list(filter(bool, c['comments']))
|
|
return c
|
|
|
|
def comment_count(i):
|
|
alive = 1 if i['author'] else 0
|
|
return sum([comment_count(c) for c in i['comments']]) + alive
|
|
|
|
class _Base:
|
|
def __init__(url, tz=None):
|
|
self.url = url
|
|
self.tz = tz
|
|
|
|
def feed(self, excludes=None):
|
|
return []
|
|
|
|
def story(self, ref):
|
|
markup = xml(lambda x: ref)
|
|
if not markup:
|
|
return False
|
|
|
|
s = {}
|
|
s['author_link'] = ''
|
|
s['score'] = 0
|
|
s['comments'] = []
|
|
s['num_comments'] = 0
|
|
s['link'] = ref
|
|
s['url'] = ref
|
|
s['date'] = 0
|
|
|
|
data = extruct.extract(markup)
|
|
s = parse_extruct(s, data)
|
|
if s['date']:
|
|
s['date'] = unix(s['date'], tz=self.tz)
|
|
|
|
if 'disqus' in markup:
|
|
try:
|
|
s['comments'] = declutter.get_comments(ref)
|
|
c['comments'] = list(filter(bool, c['comments']))
|
|
s['num_comments'] = comment_count(s['comments'])
|
|
except KeyboardInterrupt:
|
|
raise
|
|
except:
|
|
pass
|
|
|
|
if not s['date']:
|
|
return False
|
|
return s
|
|
|
|
class Sitemap(_Base):
|
|
def __init__(self, url, tz=None):
|
|
self.tz = tz
|
|
self.sitemap_url = url
|
|
|
|
def feed(self, excludes=None):
|
|
markup = xml(lambda x: self.sitemap_url)
|
|
if not markup: return []
|
|
soup = BeautifulSoup(markup, features='lxml')
|
|
articles = soup.find('urlset').findAll('url')
|
|
articles = list(filter(None, [a if a.find('lastmod') is not None else None for a in articles]))
|
|
articles.sort(key=lambda a: unix(a.find('lastmod')), reverse=True)
|
|
links = [x.find('loc').text for x in articles] or []
|
|
links = list(set(links))
|
|
if excludes:
|
|
links = list(filter(None, [None if any(e in link for e in excludes) else link for link in links]))
|
|
return links
|
|
|
|
|
|
class Category(_Base):
|
|
def __init__(self, url, tz=None):
|
|
self.tz = tz
|
|
self.category_url = url
|
|
self.base_url = '/'.join(url.split('/')[:3])
|
|
|
|
def feed(self, excludes=None):
|
|
markup = xml(lambda x: self.category_url)
|
|
if not markup: return []
|
|
soup = BeautifulSoup(markup, features='html.parser')
|
|
links = soup.find_all('a', href=True)
|
|
links = [link.get('href') for link in links]
|
|
links = [f"{self.base_url}{link}" if link.startswith('/') else link for link in links]
|
|
links = list(filter(None, [link if link.startswith(self.category_url) else None for link in links]))
|
|
links = list(filter(None, [link if link != self.category_url else None for link in links]))
|
|
links = list(set(links))
|
|
if excludes:
|
|
links = list(filter(None, [None if any(e in link for e in excludes) else link for link in links]))
|
|
return links
|
|
|
|
|
|
# scratchpad so I can quickly develop the parser
|
|
if __name__ == '__main__':
|
|
print("Sitemap: Stuff")
|
|
site = Sitemap("https://www.stuff.co.nz/sitemap.xml")
|
|
posts = site.feed()
|
|
print(posts[:1])
|
|
print(site.story(posts[0]))
|
|
|
|
print("Category: RadioNZ Te Ao Māori")
|
|
site = Category("https://www.rnz.co.nz/news/te-manu-korihi/")
|
|
posts = site.feed()
|
|
print(posts[:1])
|
|
print(site.story(posts[0]))
|
|
|
|
print("Sitemap: Newsroom")
|
|
site = Sitemap("https://www.newsroom.co.nz/sitemap.xml")
|
|
posts = site.feed()
|
|
print(posts[:5])
|
|
print(site.story(posts[0]))
|
|
|