def scrape_data(self):
# Create boilerplate recognizer
skindex = Scraper(self.crawl_config)
skindex.load_local_pages()
skindex.add_template_elements()
# Process all by removing boilerplate and extracting information
return skindex.process_all(exclude_data=['cleaned', 'author'])
def post(self):
CRAWL_CONFIG = DEFAULT_CRAWL_CONFIG.copy()
CRAWL_CONFIG.update({
'collections_path': os.path.join(os.path.expanduser('~'), 'sky_view_collections/'),
# 'max_workers': 10,
})
args = self.request.arguments
print(args)
for arg in args:
value = args[arg][0].decode('utf8')
if value and arg != 'url' and arg != 'checkboxcache':
print('pre', arg, CRAWL_CONFIG[arg])
if isinstance(CRAWL_CONFIG[arg], list):
CRAWL_CONFIG[arg] = [int(value)] if is_numeric(value) else value.split(', ')
else:
CRAWL_CONFIG[arg] = int(value) if is_numeric(value) else value.split(', ')[0]
print('post', arg, CRAWL_CONFIG[arg])
url = self.get_argument('url', '')
use_cache = self.get_argument('checkboxcache', '')
domain = extractDomain(url)
CRAWL_CONFIG['seed_urls'] = [url]
if domain.startswith("http"):
CRAWL_CONFIG['collection_name'] = domain.split("/")[2]
else:
CRAWL_CONFIG['collection_name'] = domain.split("/")[0]
if use_cache != 'on':
col_path = os.path.join(CRAWL_CONFIG['collections_path'],
CRAWL_CONFIG['collection_name'])
print(col_path)
if os.path.exists(col_path):
shutil.rmtree(col_path)
crawl.start(CRAWL_CONFIG)
SCRAPE_CONFIG = CRAWL_CONFIG.copy()
SCRAPE_CONFIG.update({
'template_proportion': 0.4,
'max_templates': 100,
})
skindex = Scraper(SCRAPE_CONFIG)
skindex.load_local_pages()
skindex.add_template_elements()
res = skindex.process_all(remove_visuals=True,
maxn=CRAWL_CONFIG['max_saved_responses'])
items = []
for num, url in enumerate(res):
if num == CRAWL_CONFIG['max_saved_responses']:
break
dc = res[url]
dc['url'] = url
dc['source_name'] = domain
dc['images'] = [x for x in reversed(dc['images'][:5])]
# dc['blobs'] = [TextBlob(x) for x in dc['body'] if dc['body']]
items.append(dc)
# this is quite out of place like this
print('num unique images', len(get_image_set({x['url']: x for x in items})))
if items and 'money' in items[0]:
items = sorted(items, key=lambda x: len(x['money']), reverse=True)
self.render('page_template.html', items=items, cached=False)
# Crawling
CRAWL_CONFIG = DEFAULT_CRAWL_CONFIG
CRAWL_CONFIG.update({
'seed_urls': ['http://www.techcrunch.com/'],
'collections_path': '/Users/pascal/egoroot/sky_collections',
'collection_name': 'techie',
# Optional
'crawl_filter_regexps': [],
'crawl_required_regexps': ['2015', '2014'],
'index_filter_regexps': [],
'index_required_regexps': ['2015', '2014'],
'max_saved_responses': 100,
'max_workers': 10,
})
crawl.start(CRAWL_CONFIG)
# Indexing
SCRAPE_CONFIG = CRAWL_CONFIG.copy()
SCRAPE_CONFIG.update({'template_proportion': 0.09, 'max_templates': 1000})
skindex = Scraper(SCRAPE_CONFIG)
skindex.load_local_pages()
skindex.add_template_elements()
res = skindex.process_all(remove_visuals=True)
def __init__(self, config, cache=None):
super(NewsCrawler, self).__init__(config, cache)
self.scraper = Scraper(config)
self.template_complete = False
self.data = {}
self.templates_done = 0
