class WikiSpider(CrawlSpider):
''' Can spider MediaWiki and Twiki wikis.
'''
domain_name = config.get('wiki', 'domain_name')
extra_domain_names = config.get('wiki', 'extra_domain_names').split(',')
start_urls = config.get('wiki', 'start_urls').split(',')
rules = [
Rule(SgmlLinkExtractor(deny=["\?", "Special:.*"]),
callback='parse_wiki',
follow=True),
]
def parse_wiki(self, response):
hxs = HtmlXPathSelector(response)
item = IndexableItem()
item['type'] = 'wiki'
item['title'] = hxs.select('//title/text()').extract()[0]
item['url'] = response.url
item['mod_datetime'] = datetime.now().isoformat()
to_exclude = ["[not(self::%s)]" % x for x in ["script", "style"]]
content_xpath = "//body//*%s/text()" % ("".join(to_exclude))
item['contents'] = "\n".join([
s.strip() for s
in hxs.select(content_xpath).extract()
if s.strip()
])
return item
def __init__(self, domain_name=None):
BaseSpider.__init__(self, domain_name)
consumer_key = config.get('yammer', 'consumer_key')
consumer_secret = config.get('yammer', 'consumer_secret')
app_token = config.get('yammer', 'app_token')
self.consumer = OAuthConsumer(consumer_key, consumer_secret)
self.signature = OAuthSignatureMethod_PLAINTEXT()
self.token = OAuthToken.from_string(app_token)
def __init__(self, domain_name=None):
BaseSpider.__init__(self, domain_name)
consumer_key = config.get('yammer', 'consumer_key')
consumer_secret = config.get('yammer', 'consumer_secret')
app_token = config.get('yammer', 'app_token')
self.consumer = OAuthConsumer(consumer_key, consumer_secret)
self.signature = OAuthSignatureMethod_PLAINTEXT()
self.token = OAuthToken.from_string(app_token)
class YammerSpider(BaseSpider):
domain_name = 'yammer.com'
start_urls = [config.get('yammer', 'json_messages_url')]
def __init__(self, domain_name=None):
BaseSpider.__init__(self, domain_name)
consumer_key = config.get('yammer', 'consumer_key')
consumer_secret = config.get('yammer', 'consumer_secret')
app_token = config.get('yammer', 'app_token')
self.consumer = OAuthConsumer(consumer_key, consumer_secret)
self.signature = OAuthSignatureMethod_PLAINTEXT()
self.token = OAuthToken.from_string(app_token)
def make_requests_from_url(self, url):
oauth_request = OAuthRequest.from_consumer_and_token(self.consumer,
token=self.token,
http_method='GET',
http_url=url)
oauth_request.sign_request(self.signature, self.consumer, self.token)
return Request(oauth_request.to_url(),
callback=self.parse,
dont_filter=True)
def parse(self, response):
data = json.loads(response.body)
for message in data['messages']:
item = YammerItem()
item['type'] = 'yammer'
item['url'] = message['web_url']
body = message['body']['plain']
item['contents'] = body
max_title_length = 40
if len(body) > 40:
item['title'] = body[0:max_title_length - 3] + '...'
else:
item['title'] = body
item['mod_datetime'] = message['created_at']
item['author'] = message['sender_id']
item['parent_url'] = message['replied_to_id']
item['thread_url'] = message['thread_id']
item['likes'] = message['liked_by']
yield item
def __init__(self):
server = Server(config.get('couchdb', 'host'))
self.conn = server[config.get('couchdb', 'db')]
