def parse_intr(self, tree, xpath):
dom = tree.xpath(xpath)
introduce = {}
temporary = ''
for item in dom:
item = item.strip()
if item == '':
continue
elif item.find('：') > 0:
item = item.split('：', 1)
if item[1] == '':
temporary = extract_title(item[0])
else:
introduce[extract_title(item[0])] = extract_text(item[1])
else:
if temporary != '':
introduce[temporary] = extract_text(item)
temporary = ''
else:
continue
if introduce != '':
return introduce
else:
return ''
def crawl(self):
# wareId = '1229271'
# wareId = '1391817787'
# priorcategory = ["家居家装","清洁用品","衣物清洁"]
# presentcategory = ['1','2','3']
# ids = uuid.uuid1()
wareId = self.key
ids = self.data.get('uuid')
category_data = extract_category(self)
url = 'http://m.360buy.com/product/guige/%s.html'%(str(wareId))
html_stream = ProcessData.get_web_data(url)
tree = etree.HTML(html_stream.text)
xpath = "//table[@class='Ptable']/tr/td/text()"
dom = tree.xpath(xpath)
specifications = {}
temporary = ''
i = 0
for item in dom:
item = item.strip()
if item == '':
continue
if i%2 ==0:
specifications[item] = ''
temporary = extract_title(item)
else:
specifications[temporary] = extract_text(item)
i += 1
data = {
'ecnorms':specifications
}
# specifications = json.dumps(specifications, ensure_ascii=False)
introduce = IntroduceCrawler.crawl(wareId,ids)
ecbrands = introduce[u'品牌'] if introduce.get(u'品牌') else ''
# ecnames = introduce[u'商品名称'].replace('\'',' ') if introduce.get(u'商品名称') else ''
ecnames = introduce[u'商品名称'] if introduce.get(u'商品名称') else ''
crawl_data = {
'id': ids,
'source': self.data.get('source'),
'source_id': wareId,
'summary': specifications,
'introduce': introduce,
'name': ecnames,
'brand': ecbrands
}
crawl_data.update(category_data)
model = EcDetailModel(crawl_data)
export(model)
def crawl(wareId,ids ):
import sys
reload(sys)
sys.setdefaultencoding("utf-8")
url = 'http://item.jd.com/%s.html'%(str(wareId))
html_stream = ProcessData.get_web_data(url)
if html_stream=={}:
return {}
html_stream.encoding = 'gb2312'
tree = etree.HTML(html_stream.text)
xpath = "//div[@id='product-detail-1']/ul[@class='detail-list']/li//text()"
dom = tree.xpath(xpath)
introduce = {}
temporary = ''
for item in dom:
item = item.strip()
if item == '':
continue
elif item.find('：') >0:
item = item.split('：',1)
if item[1] == '':
temporary = extract_title(item[0])
else:
introduce[extract_title(item[0])] = extract_text(item[1])
else:
if temporary != '':
introduce[temporary] = extract_text(item)
temporary = ''
else:
continue
if introduce != '':
return introduce
else:
return ''
def parse_summary(self, tree, xpath):
dom = tree.xpath(xpath)
specifications = {}
temporary = ''
i = 0
for item in dom:
item = item.strip()
if item == '':
continue
if i % 2 == 0:
specifications[item] = ''
temporary = extract_title(item)
else:
specifications[temporary] = extract_text(item)
i += 1
return specifications
class ThirdCrawler(Crawler):
type = "ecommerce.jd.thirdlvl"
def crawl(self):
fid = self.key
categorys = self.data['priorcategory']
# fid = '1625'
# categorys = ["家居家装","清洁用品"]
start_urls = "http://gw.m.360buy.com/client.action?functionId=catelogy&body="
thrid_urls = {
'catelogyId':str(fid),
'isDescription':'false',
'isIcon':'false',
'level':'2'
}
url = start_urls + quote(str(thrid_urls))
try:
jsons = ProcessData.get_json_data(url)
lists = jsons['catelogyList']
except Exception,e:
self.logger.error(url)
self.logger.error(e)
print 'error ',url
return
if lists == []:
return {}
for i in range(len(lists)):
cid = lists[i]['cid']
# presentcategory = []
priorcategory = []
priorcategory.extend(categorys)
priorcategory.append(extract_title(lists[i]['name']))
data = {
'priorcategory':priorcategory,
# 'presentcategory':presentcategory
}
Scheduler.schedule(ListCrawler.type, key=cid, data=data)
class FirstCrawler(Crawler):
type = "ecommerce.jd.firstlvl"
@staticmethod
def init(conf=None):
pass
# Scheduler.schedule(FirstCrawler.type, interval=86400)
def crawl(self):
start_urls = "http://gw.m.360buy.com/client.action?functionId=catelogy&body="
sencond_urls = {
'catelogyId': '0',
'isDescription': 'true',
'isIcon': 'true',
'level': '0'
}
url = start_urls + quote(str(sencond_urls))
try:
jsons = ProcessData.get_json_data(url)
lists = jsons['catelogyList']
except Exception,e:
self.logger.error(url)
self.logger.error(e)
print 'error ',url
return
for i in range(len(lists)):
cid = lists[i]['cid']
priorcategory = []
# presentcategory = []
priorcategory.append(extract_title(lists[i]['name']))
data = {
'priorcategory':priorcategory,
# 'presentcategory':presentcategory
}
Scheduler.schedule(SecondCrawler.type, key=cid, data=data)
def crawl(self):
# fid = '1620'
# categorys = ["家居家装"]
fid = self.key
categorys = self.data['priorcategory']
start_urls = "http://gw.m.360buy.com/client.action?functionId=catelogy&body="
sencond_urls = {
'catelogyId': str(fid),
'isDescription': 'true',
'isIcon': 'true',
'level':'1'
}
url = start_urls + quote(str(sencond_urls))
#print 'url ',url
try:
jsons = ProcessData.get_json_data(url)
lists = jsons['catelogyList']
except:
print 'error ',url
return
if lists == []:
return {}
for i in range(len(lists)):
cid = lists[i]['cid']
# presentcategory = []
priorcategory = []
priorcategory.extend(categorys)
priorcategory.append(extract_title(lists[i]['name']))
data = {
'priorcategory':priorcategory,
# 'presentcategory':presentcategory
}
Scheduler.schedule(ThirdCrawler.type, key=cid, data=data)
