class ScoreSpider(Spider):
name = 'score'
def __init__(self, *args, **kwargs):
super(ScoreSpider, self).__init__(*args, **kwargs)
self.contentprocessor = ContentProcessor(skip_text=False)
self.job_config = {'disabled': True}
self.classifier = None
def set_process_info(self, process_info):
self.process_info = process_info
self.zk.set(process_info)
def configure(self, job_config):
self.job_config = job_config
if 'disabled' not in job_config:
self.classifier = TopicClassifier.from_keywords(
job_config['included'], job_config['excluded'])
# stable branch
def set_crawler(self, crawler):
super(ScoreSpider, self).set_crawler(crawler)
self.crawler.signals.connect(self.spider_idle,
signal=signals.spider_idle)
self.zk = ZookeeperSession(self.settings.get('ZOOKEEPER_LOCATION'),
name_prefix='spider')
self.jsonrpc_server = TopicalSpiderWebService(self, self.settings)
self.jsonrpc_server.start_listening()
def spider_idle(self):
self.log("Spider idle signal caught.")
raise DontCloseSpider
def make_requests_from_url(self, url):
r = super(ScoreSpider, self).make_requests_from_url(url)
return r
def parse(self, response):
pc = self.contentprocessor.process_response(response)
if not pc:
return
if self.classifier:
response.meta['p_score'] = self.classifier.score_paragraphs(
pc.paragraphs)
response.meta['title'] = pc.title
response.meta['descr'] = pc.meta_description
response.meta['keywords'] = pc.meta_keywords
for link in pc.links:
r = Request(url=link.url)
r.meta.update(link_text=link.text)
yield r
class ScoreSpider(Spider):
name = 'score'
def __init__(self, *args, **kwargs):
super(ScoreSpider, self).__init__(*args, **kwargs)
self.contentprocessor = ContentProcessor(skip_text=False)
self.job_config = {'disabled': True}
self.classifier = None
def set_process_info(self, process_info):
self.process_info = process_info
self.zk.set(process_info)
def configure(self, job_config):
self.job_config = job_config
if 'disabled' not in job_config:
self.classifier = TopicClassifier.from_keywords(job_config['included'], job_config['excluded'])
# stable branch
def set_crawler(self, crawler):
super(ScoreSpider, self).set_crawler(crawler)
self.crawler.signals.connect(self.spider_idle, signal=signals.spider_idle)
self.zk = ZookeeperSession(self.settings.get('ZOOKEEPER_LOCATION'), name_prefix='spider')
self.jsonrpc_server = TopicalSpiderWebService(self, self.settings)
self.jsonrpc_server.start_listening()
def spider_idle(self):
self.log("Spider idle signal caught.")
raise DontCloseSpider
def make_requests_from_url(self, url):
r = super(ScoreSpider, self).make_requests_from_url(url)
return r
def parse(self, response):
pc = self.contentprocessor.process_response(response)
if not pc:
return
if self.classifier:
response.meta['p_score'] = self.classifier.score_paragraphs(pc.paragraphs)
response.meta['title'] = pc.title
response.meta['descr'] = pc.meta_description
response.meta['keywords'] = pc.meta_keywords
for link in pc.links:
r = Request(url=link.url)
r.meta.update(link_text=link.text)
yield r
def __init__(self, *args, **kwargs):
super(ScoreSpider, self).__init__(*args, **kwargs)
self.contentprocessor = ContentProcessor(skip_text=False)
self.job_config = {'disabled': True}
self.classifier = None
def __init__(self, *args, **kwargs):
super(ScoreSpider, self).__init__(*args, **kwargs)
self.contentprocessor = ContentProcessor(skip_text=False)
self.job_config = {'disabled': True}
self.classifier = None
