add news site categories feed.

This commit is contained in:
Jason Schwarzenberger 2020-11-04 11:08:50 +13:00
parent abf8589e02
commit 29f8a8b8cc
4 changed files with 212 additions and 130 deletions

View File

@ -8,7 +8,7 @@ import time
from bs4 import BeautifulSoup
import settings
from feeds import hackernews, reddit, tildes, substack, manual, sitemap
from feeds import hackernews, reddit, tildes, substack, manual, news
OUTLINE_API = 'https://api.outline.com/v3/parse_article'
READ_API = 'http://127.0.0.1:33843'
@ -19,9 +19,12 @@ TWO_DAYS = 60*60*24*2
substacks = {}
for key, value in settings.SUBSTACK.items():
substacks[key] = substack.Publication(value['url'])
categories = {}
for key, value in settings.CATEGORY.items():
categories[key] = news.Cateogry(value['url'])
sitemaps = {}
for key, value in settings.SITEMAP.items():
sitemaps[key] = sitemap.Sitemap(value['url'])
sitemaps[key] = news.Sitemap(value['url'])
def list():
feed = []
@ -41,6 +44,10 @@ def list():
count = settings.SUBSTACK[key]['count']
feed += [(x, key) for x in publication.feed()[:count]]
for key, sites in categories.items():
count = settings.CATEGORY[key]['count']
feed += [(x, key) for x in sites.feed()[:count]]
for key, sites in sitemaps.items():
count = settings.SITEMAP[key]['count']
feed += [(x, key) for x in sites.feed()[:count]]
@ -105,6 +112,8 @@ def update_story(story, is_manual=False):
res = tildes.story(story['ref'])
elif story['source'] == 'substack':
res = substack.top.story(story['ref'])
elif story['source'] in categories.keys():
res = categories[story['source']].story(story['ref'])
elif story['source'] in sitemaps.keys():
res = sitemaps[story['source']].story(story['ref'])
elif story['source'] in substacks.keys():

197
apiserver/feeds/news.py Normal file
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@ -0,0 +1,197 @@
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
import extruct
from utils import clean
OUTLINE_API = 'https://api.outline.com/v3/parse_article'
USER_AGENT = 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0'
def unix(date_str):
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']
for f in formats:
try:
return int(datetime.strptime(date_str, f).timestamp())
except:
pass
try:
return int(datetime.strptime(date_tzfix, f).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']:
print(f"modified_time: {values['@value']}")
s['date'] = unix(values['@value'])
if 'http://ogp.me/ns/article#published_time' in props:
for values in props['http://ogp.me/ns/article#published_time']:
print(f"published_time: {values['@value']}")
s['date'] = unix(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'] = unix(modified[0])
if len(published):
s['date'] = unix(published[0])
s['date'] = unix(published[0] or modified[0] or '')
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'] = unix(props['dateModified'])
if props['datePublished']:
s['date'] = unix(props['datePublished'])
if 'author' in props and props['author']:
s['author'] = props['author']['properties']['name']
for ld in data['json-ld']:
if ld['@type'] == 'Article':
s['title'] = ld['headline']
if ld['dateModified']:
s['date'] = unix(ld['dateModified'])
if ld['datePublished']:
s['date'] = unix(ld['datePublished'])
if 'author' in ld and ld['author']:
s['author'] = ld['author']['name']
return s
class Sitemap:
def __init__(self, url):
self.sitemap_url = url
def feed(self):
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]))
return [x.find('loc').text for x in articles] or []
def story(self, ref):
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 = list(filter(None, [a if a.find('loc').text == ref else None for a in articles]))
if len(articles) == 0:
return False
r = articles[0]
if not r:
return False
html = xml(lambda x: ref)
if not html:
return False
data = extruct.extract(html)
s = {}
s['author_link'] = ''
s['score'] = ''
s['comments'] = []
s['num_comments'] = 0
s['link'] = ref
s['url'] = ref
s['date'] = unix(r.find('lastmod').text)
s = parse_extruct(s, data)
return s
class Category:
def __init__(self, url):
self.category_url = url
self.base_url = '/'.join(url.split('/')[:3])
def feed(self):
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]))
return links
def story(self, ref):
markup = xml(lambda x: ref)
if not markup:
return False
data = extruct.extract(markup)
s = {}
s['author_link'] = ''
s['score'] = ''
s['comments'] = []
s['num_comments'] = 0
s['link'] = ref
s['url'] = ref
s['date'] = 0
s = parse_extruct(s, data)
return s
# 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("Sitemap: NZ Herald")
site = Sitemap("https://www.nzherald.co.nz/arcio/news-sitemap/")
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]))

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@ -1,128 +0,0 @@
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
import extruct
from utils import clean
OUTLINE_API = 'https://api.outline.com/v3/parse_article'
USER_AGENT = 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:77.0) Gecko/20100101 Firefox/77.0'
def unix(date_str):
return int(datetime.strptime(date_str, '%Y-%m-%dT%H:%M:%SZ').timestamp())
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 get_article_details(url):
try:
params = {'source_url': url}
headers = {'Referer': 'https://outline.com/'}
r = requests.get(OUTLINE_API, params=params, headers=headers, timeout=20)
if r.status_code == 429:
logging.info('Rate limited by outline, sleeping 30s and skipping...')
time.sleep(30)
return ''
if r.status_code != 200:
raise Exception('Bad response code ' + str(r.status_code))
data = r.json()['data']
if 'URL is not supported by Outline' in data['html']:
raise Exception('URL not supported by Outline')
return (data, "outline")
except KeyboardInterrupt:
raise
except BaseException as e:
logging.error('Problem outlining article: {}'.format(str(e)))
return (None, None)
class Sitemap:
def __init__(self, url):
self.sitemap_url = url
def feed(self):
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]))
return [x.find('loc').text for x in articles] or []
def story(self, ref):
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 = list(filter(None, [a if a.find('loc').text == ref else None for a in articles]))
if len(articles) == 0:
return False
r = articles[0]
if not r:
return False
html = xml(lambda x: ref)
if not html:
return False
data = extruct.extract(html)
s = {}
s['author_link'] = ''
s['score'] = ''
s['comments'] = []
s['num_comments'] = 0
s['link'] = ref
s['url'] = ref
s['date'] = unix(r.find('lastmod').text)
for og in data['opengraph']:
titles = list(filter(None, [value if 'og:title' in key else None for key, value in og['properties']]))
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 'author' in props and props['author']:
s['author'] = props['author']['properties']['name']
for ld in data['json-ld']:
if ld['@type'] == 'Article':
s['title'] = ld['headline']
if 'author' in ld and ld['author']:
s['author'] = ld['author']['name']
return s
# scratchpad so I can quickly develop the parser
if __name__ == '__main__':
#site = Sitemap("https://www.stuff.co.nz/sitemap.xml")
site = Sitemap("https://www.nzherald.co.nz/arcio/news-sitemap/")
posts = site.feed()
print(posts[:1])
print(site.story(posts[0]))

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@ -19,6 +19,10 @@ NUM_SUBSTACK = 10
# 'the bulletin': { 'url': "https://thespinoff.substack.com", 'count': 10},
# }
# CATEGORIES = {
# 'rnz national': { 'url': "https://www.rnz.co.nz/news/national", 'count': 10},
# }
# Reddit account info
# leave blank if not using Reddit
REDDIT_CLIENT_ID = ''