def crawl_collection(self):
if self.is_tmall:
c_url = "http://count.tbcdn.cn/counter3?callback=jsonp126&keys=ICCP_1_" + self.num_id
collectionData = self.crawl_page(c_url)
if collectionData:
self.collection = int(
get_num_val(collectionData, "ICCP_1_" + self.num_id))
else:
logger.warn("Can not parse tmall item collection %s",
self.item_id)
else:
counterApi = get_val(self.data, "counterApi")
if counterApi:
counterApi = get_val(self.data,
"counterApi").replace(r'''\/''', "/")
counterData = self.crawl_page(
counterApi +
"&callback=DT.mods.SKU.CountCenter.saveCounts")
try:
self.collection = int(
get_num_val(counterData, 'ICCP_1_' + self.num_id))
self.browse = int(
get_num_val(counterData, 'ICVT_7_' + self.num_id))
except:
self.collection = 0
self.browse = 0
def crawl_volume(self):
if self.is_tmall:
apiItemInfoUrl = get_val(self.data, "initApi").replace(r'''\/''', "/")
self.tmallInitApi = self.crawl_page(apiItemInfoUrl)
try:
self.tmallInitApijson = loads(self.tmallInitApi.decode('gb18030').encode('utf8'))
except:
logger.info("parse tmall api json failed %s : %s", self.item_id, traceback.format_exc())
if self.tmallInitApijson:
try:
self.volume = self.tmallInitApijson['defaultModel']['sellCountDO']['sellCount']
except:
logger.warn("try to get volume from api failed %s", self.item_id)
if self.volume < 0:
try:
self.volume = int(get_val(self.tmallInitApi, "sellCount"))
except:
self.volume = 0
logger.warn("Can not parse tmall item volume %s", self.item_id)
else:
apiItemInfoVal = get_val(self.data, "apiItemInfo")
if apiItemInfoVal:
apiItemInfoUrl = get_val(self.data, "apiItemInfo").replace(r'''\/''', "/")
itemInfoData = self.crawl_page(apiItemInfoUrl)
try:
self.volume = int(get_num_val(itemInfoData, 'quanity'))
self.confirmVolume = int(get_num_val(itemInfoData, 'confirmGoods'))
except:
self.volume = 0
logger.warn("Can not parse taobao item volume %s", self.item_id)
else:
self.volume = 0
def crawl_collection(self):
if self.is_tmall:
c_url = "http://count.tbcdn.cn/counter3?callback=jsonp126&keys=ICCP_1_" + self.num_id
collectionData = self.crawl_page(c_url)
if collectionData:
self.collection = int(get_num_val(collectionData, "ICCP_1_" + self.num_id))
else:
logger.warn("Can not parse tmall item collection %s", self.item_id)
else:
counterApi = get_val(self.data, "counterApi")
if counterApi:
counterApi = get_val(self.data, "counterApi").replace(r'''\/''', "/")
counterData = self.crawl_page(counterApi + "&callback=DT.mods.SKU.CountCenter.saveCounts")
try:
self.collection = int(get_num_val(counterData, 'ICCP_1_' + self.num_id))
self.browse = int(get_num_val(counterData, 'ICVT_7_' + self.num_id))
except:
self.collection = 0
self.browse = 0
def crawl_volume(self):
if self.is_tmall:
apiItemInfoUrl = get_val(self.data,
"initApi").replace(r'''\/''', "/")
self.tmallInitApi = self.crawl_page(apiItemInfoUrl)
try:
self.tmallInitApijson = loads(
self.tmallInitApi.decode('gb18030').encode('utf8'))
except:
logger.info("parse tmall api json failed %s : %s",
self.item_id, traceback.format_exc())
if self.tmallInitApijson:
try:
self.volume = self.tmallInitApijson['defaultModel'][
'sellCountDO']['sellCount']
except:
logger.warn("try to get volume from api failed %s",
self.item_id)
if self.volume < 0:
try:
self.volume = int(get_val(self.tmallInitApi, "sellCount"))
except:
self.volume = 0
logger.warn("Can not parse tmall item volume %s",
self.item_id)
else:
apiItemInfoVal = get_val(self.data, "apiItemInfo")
if apiItemInfoVal:
apiItemInfoUrl = get_val(self.data, "apiItemInfo").replace(
r'''\/''', "/")
itemInfoData = self.crawl_page(apiItemInfoUrl)
try:
self.volume = int(get_num_val(itemInfoData, 'quanity'))
self.confirmVolume = int(
get_num_val(itemInfoData, 'confirmGoods'))
except:
self.volume = 0
logger.warn("Can not parse taobao item volume %s",
self.item_id)
else:
self.volume = 0
def crawl_stock(self):
if self.is_tmall:
try:
self.stock = int(get_num_val(self.tmallInitApi, "icTotalQuantity"))
except:
logger.warn("Can not parse tmall item stock %s", self.item_id)
else:
try:
if self.dynamicStockData:
self.stock = int(get_val(self.dynamicStockData, "stock").strip())
else:
logger.warn("Can not parse taobao item stock %s", self.item_id)
except:
logger.error("Can not parse tmall item stock %s", self.item_id)
def crawl_stock(self):
if self.is_tmall:
try:
self.stock = int(
get_num_val(self.tmallInitApi, "icTotalQuantity"))
except:
logger.warn("Can not parse tmall item stock %s", self.item_id)
else:
try:
if self.dynamicStockData:
self.stock = int(
get_val(self.dynamicStockData, "stock").strip())
else:
logger.warn("Can not parse taobao item stock %s",
self.item_id)
except:
logger.error("Can not parse tmall item stock %s", self.item_id)
def crawl_price(self):
self.bidPrice = self.html_obj.xpath(
"//input[@name='current_price']/@value")
self.originPrice = self.html_obj.xpath(
"//strong[@id='J_StrPrice']/em[@class='tb-rmb-num']/text()")
if not self.originPrice:
self.originPrice = self.html_obj.xpath(
"//strong[@class='J_originalPrice']/text()")
self.promoteUrl2 = get_val(self.data, "apiPromoData")
if self.promoteUrl2:
self.promoteUrl2 = self.promoteUrl2.replace(r'''\/''', "/")
price = ""
if self.is_tmall and self.tmallInitApi and self.tmallInitApijson:
try:
priceInfo = self.tmallInitApijson['defaultModel'][
'itemPriceResultDO']['priceInfo']
if priceInfo:
if priceInfo.has_key('def'):
defaultPriceInfo = priceInfo['def']
else:
defaultPriceInfo = priceInfo[priceInfo.keys()[0]]
# 2013-11-22 改为获取真实促销价格，而不是扣除佣金后的价格
if defaultPriceInfo.has_key(
'promotionList'
) and defaultPriceInfo['promotionList']:
price = defaultPriceInfo['promotionList'][0]['price']
if not price:
if defaultPriceInfo.has_key('price'):
price = defaultPriceInfo['price']
if not price:
if defaultPriceInfo.has_key('promPrice'):
price = defaultPriceInfo['promPrice']['price']
elif defaultPriceInfo.has_key(
'promotionList'
) and defaultPriceInfo['promotionList']:
price = str(
min([
float(x.get('price', '100000000.0'))
for x in defaultPriceInfo['promotionList']
]))
except:
logger.warn("Parse tmall json price failed, %s", self.item_id)
if not price:
if self.promoteUrl2:
self.promoteContent = self.crawl_page(
self.promoteUrl2).replace('"', '"')
tag = "low:"
if self.promoteContent.find(tag) > 0:
pos = self.promoteContent.find(tag) + len(tag)
pos2 = self.promoteContent.find(',', pos)
price = self.promoteContent[pos:pos2]
if not price:
price = get_num_val(self.promoteContent, 'price')
else:
self.promoteUrl = "http://marketing.taobao.com/home/promotion/item_promotion_list.do?itemId=%s" % self.num_id
self.promoteContent = self.crawl_page(self.promoteUrl)
if self.promoteContent:
self.promoteContent = self.promoteContent.replace(
'"', '"')
tag = "promPrice":""
if self.promoteContent.find(tag) > 0:
pos = self.promoteContent.find(tag) + len(tag)
pos2 = self.promoteContent.find('"', pos)
price = self.promoteContent[pos:pos2]
if not price:
tbPrice = self.html_obj.xpath("//strong[@class='tb-price']/text()")
tbPrice1 = self.html_obj.xpath("//span[@class='tb-price']/text()")
if tbPrice and not tbPrice[0].strip():
price = tbPrice[0].strip()
elif tbPrice1 and not tbPrice1[0].strip():
price = tbPrice1[0].strip()
if price.find("-") > 0:
price = price.split('-')[0].strip()
if not price:
rg_m = re.compile('price:\"[0-9]+[.][0-9]+\"', re.IGNORECASE
| re.DOTALL).search(self.dynamicStockData)
if rg_m:
price_str = rg_m.group(0).split(":")[1].replace("\"", "")
price = Decimal(price_str)
# 2013-09-03 get price url
if not price:
#这里稍微有点麻烦,主要针对string进行处理
pirce_url = "http://ajax.tbcdn.cn/json/umpStock.htm?itemId=%s&p=1" % self.num_id
response = download(pirce_url, self.headers)
rg = re.compile('price:\"[0-9]+[.][0-9]+\"',
re.IGNORECASE | re.DOTALL)
m = rg.search(response.decode('gb18030').encode('utf8'))
if m:
price_str = m.group(0).split(":")[1].replace("\"", "")
price = Decimal(price_str)
# not chuxiao price, set origin price
if not price:
if self.originPrice:
price = self.originPrice[0].strip()
elif self.bidPrice:
price = self.bidPrice[0].strip()
if price.find("-") > 0:
price = price.split('-')[0].strip()
self.price = float(price)
logger.debug("%s price is %s", self.item_id, self.price)
def crawl(self):
try:
self.data = self.crawl_page(self.url)
if FLAGS.debug_parser:
import pdb
pdb.set_trace()
# check tmall
if not self.is_tmall and len(self.data) < 256 and self.url.find(
'item.taobao.com'
) > 0 and self.data.find(
"window.location.href='http://detail.tmall.com/item.htm'+window.location.search"
) > 0:
self.data = self.crawl_page(
self.url.replace('item.taobao.com', 'detail.tmall.com'))
if self.check_offline():
self.is_offline = True
self.html_obj = parse_html(self.data, encoding="gb18030")
title = self.html_obj.xpath("//html/head/title/text()")
if title and title[0].find(u"转卖") > 0:
self.is_offline = True
self.detailDiv = self.html_obj.xpath("//div[@id='detail']")
self.buyButton = self.html_obj.xpath("//a[@id='J_LinkBuy']")
self.originPrice = self.html_obj.xpath(
"//strong[@id='J_StrPrice']/em[@class='tb-rmb-num']/text()")
if not self.originPrice:
self.originPrice = self.html_obj.xpath(
"//strong[@class='J_originalPrice']/text()")
#self.bidPrice = self.html_obj.xpath("//li[contains(concat(' ',normalize-space(@class),' '),' detail-price ')]/strong/text()")
self.bidPrice = self.html_obj.xpath(
"//input[@name='current_price']/@value")
self.thumbImages = self.html_obj.xpath(
"//ul[@id='J_UlThumb']//img/@src")
if not len(self.thumbImages):
try:
# try load thumb images for tmall page
self.thumbImages = [
IMAGESTYLE_RE.subn(r'\g<1>', x)[0] for x in
self.html_obj.xpath("//ul[@id='J_UlThumb']//li/@style")
]
# taobao @src to @data-src
if not len(self.thumbImages):
self.thumbImages = self.html_obj.xpath(
"//ul[@id='J_UlThumb']//img/@data-src")
except:
logger.warn("No thumbs found %s", self.item_id)
tblogo = self.html_obj.xpath("//*[@id='shop-logo']")
tmalllogo = self.html_obj.xpath("//*[@id='mallLogo']")
if not self.is_tmall and tmalllogo:
self.is_tmall = True
if self.is_tmall:
self.cid = get_val(self.data, "categoryId").split('&')[0]
apiItemInfoUrl = get_val(self.data,
"initApi").replace(r'''\/''', "/")
self.tmallInitApi = self.crawl_page(apiItemInfoUrl)
try:
self.tmallInitApijson = loads(
self.tmallInitApi.decode('gb18030').encode('utf8'))
except:
logger.info("parse tmall api json failed %s : %s",
self.item_id, traceback.format_exc())
if self.tmallInitApijson:
try:
self.volume = self.tmallInitApijson['defaultModel'][
'sellCountDO']['sellCount']
except:
logger.warn("try to get volume from api failed %s",
self.item_id)
if self.volume < 0:
try:
self.volume = int(
get_val(self.tmallInitApi, "sellCount"))
except:
logger.warn("Can not parse item volume %s",
self.item_id)
# 库存 ：icTotalQuantity
""""
reviewInfoUrl = get_val(self.data, "apiMallReviews").replace(r'''\/''', "/")
reviewInfoData = self.crawl_page(reviewInfoUrl)
m = RATECOUNT_RE.match(reviewInfoData)
if m:
self.reviewCount = m.group(1)
else:
self.reviewCount = None
"""
else:
self.cid = get_val(self.data, "cid")
apiItemInfoVal = get_val(self.data, "apiItemInfo")
if apiItemInfoVal:
apiItemInfoUrl = get_val(self.data, "apiItemInfo").replace(
r'''\/''', "/")
itemInfoData = self.crawl_page(apiItemInfoUrl)
try:
self.volume = int(get_num_val(itemInfoData, 'quanity'))
except:
self.volume = -1
else:
self.volume = -1
#interval = get_val(data2, 'interval')
# 库存 skudata = get_val(self.data, 'valItemInfo').replace(r'''\/''', "/")
"""
reviewInfoUrl = get_val(self.data, "data-commonApi").replace(r'''\/''', "/")
reviewInfoData = self.crawl_page(reviewInfoUrl)
self.reviewCount = get_val(reviewInfoData, 'total')
"""
except:
logger.error("crawling %s unknown exception %s",
self.item_id,
traceback.format_exc(),
extra={'tags': [
'crawlItemException',
]})
raise
def crawl(self):
try:
self.data = self.crawl_page(self.url)
if FLAGS.debug_parser:
import pdb; pdb.set_trace()
# check tmall
if not self.is_tmall and len(self.data) < 256 and self.url.find('item.taobao.com') > 0 and self.data.find("window.location.href='http://detail.tmall.com/item.htm'+window.location.search") > 0:
self.data = self.crawl_page(self.url.replace('item.taobao.com', 'detail.tmall.com'))
if self.check_offline():
self.is_offline = True
self.html_obj = parse_html(self.data, encoding="gb18030")
title = self.html_obj.xpath("//html/head/title/text()")
if title and title[0].find(u"转卖") > 0:
self.is_offline = True
self.detailDiv = self.html_obj.xpath("//div[@id='detail']")
self.buyButton = self.html_obj.xpath("//a[@id='J_LinkBuy']")
self.originPrice = self.html_obj.xpath("//strong[@id='J_StrPrice']/em[@class='tb-rmb-num']/text()")
if not self.originPrice:
self.originPrice = self.html_obj.xpath("//strong[@class='J_originalPrice']/text()")
#self.bidPrice = self.html_obj.xpath("//li[contains(concat(' ',normalize-space(@class),' '),' detail-price ')]/strong/text()")
self.bidPrice = self.html_obj.xpath("//input[@name='current_price']/@value")
self.thumbImages = self.html_obj.xpath("//ul[@id='J_UlThumb']//img/@src")
if not len(self.thumbImages):
try:
# try load thumb images for tmall page
self.thumbImages = [IMAGESTYLE_RE.subn(r'\g<1>', x)[0] for x in self.html_obj.xpath("//ul[@id='J_UlThumb']//li/@style")]
# taobao @src to @data-src
if not len(self.thumbImages):
self.thumbImages = self.html_obj.xpath("//ul[@id='J_UlThumb']//img/@data-src")
except:
logger.warn("No thumbs found %s", self.item_id)
tblogo = self.html_obj.xpath("//*[@id='shop-logo']")
tmalllogo = self.html_obj.xpath("//*[@id='mallLogo']")
if not self.is_tmall and tmalllogo:
self.is_tmall = True
if self.is_tmall:
self.cid = get_val(self.data, "categoryId").split('&')[0]
apiItemInfoUrl = get_val(self.data, "initApi").replace(r'''\/''', "/")
self.tmallInitApi = self.crawl_page(apiItemInfoUrl)
try:
self.tmallInitApijson = loads(self.tmallInitApi.decode('gb18030').encode('utf8'))
except:
logger.info("parse tmall api json failed %s : %s", self.item_id, traceback.format_exc())
if self.tmallInitApijson:
try:
self.volume = self.tmallInitApijson['defaultModel']['sellCountDO']['sellCount']
except:
logger.warn("try to get volume from api failed %s", self.item_id)
if self.volume < 0:
try:
self.volume = int(get_val(self.tmallInitApi, "sellCount"))
except:
logger.warn("Can not parse item volume %s", self.item_id)
# 库存 ：icTotalQuantity
""""
reviewInfoUrl = get_val(self.data, "apiMallReviews").replace(r'''\/''', "/")
reviewInfoData = self.crawl_page(reviewInfoUrl)
m = RATECOUNT_RE.match(reviewInfoData)
if m:
self.reviewCount = m.group(1)
else:
self.reviewCount = None
"""
else:
self.cid = get_val(self.data, "cid")
apiItemInfoVal = get_val(self.data, "apiItemInfo")
if apiItemInfoVal:
apiItemInfoUrl = get_val(self.data, "apiItemInfo").replace(r'''\/''', "/")
itemInfoData = self.crawl_page(apiItemInfoUrl)
try:
self.volume = int(get_num_val(itemInfoData, 'quanity'))
except:
self.volume = -1
else:
self.volume = -1
#interval = get_val(data2, 'interval')
# 库存 skudata = get_val(self.data, 'valItemInfo').replace(r'''\/''', "/")
"""
reviewInfoUrl = get_val(self.data, "data-commonApi").replace(r'''\/''', "/")
reviewInfoData = self.crawl_page(reviewInfoUrl)
self.reviewCount = get_val(reviewInfoData, 'total')
"""
except:
logger.error("crawling %s unknown exception %s", self.item_id, traceback.format_exc(), extra={'tags':['crawlItemException',]})
raise
def crawl_price(self):
self.promoteUrl2 = get_val(self.data, "apiPromoData")
if self.promoteUrl2:
self.promoteUrl2 = self.promoteUrl2.replace(r'''\/''', "/")
price = ""
if self.is_tmall and self.tmallInitApi and self.tmallInitApijson:
try:
priceInfo = self.tmallInitApijson['defaultModel']['itemPriceResultDO']['priceInfo']
if priceInfo:
if priceInfo.has_key('def'):
defaultPriceInfo = priceInfo['def']
else:
defaultPriceInfo = priceInfo[priceInfo.keys()[0]]
if defaultPriceInfo.has_key('promPrice'):
price = defaultPriceInfo['promPrice']['price']
elif defaultPriceInfo.has_key('promotionList') and defaultPriceInfo['promotionList']:
price = str(min([float(x.get('price','100000000.0')) for x in defaultPriceInfo['promotionList']]))
else:
price = defaultPriceInfo['price']
except:
logger.warn("Parse tmall json price failed, %s", self.item_id)
if not price:
if self.promoteUrl2:
self.promoteContent = self.crawl_page(self.promoteUrl2).replace('"', '"')
tag = "low:"
if self.promoteContent.find(tag) > 0:
pos = self.promoteContent.find(tag) + len(tag)
pos2 = self.promoteContent.find(',', pos)
price = self.promoteContent[pos:pos2]
if not price:
price = get_num_val(self.promoteContent, 'price')
else:
self.promoteUrl = "http://marketing.taobao.com/home/promotion/item_promotion_list.do?itemId=%s" % self.num_id
self.promoteContent = self.crawl_page(self.promoteUrl).replace('"', '"')
tag = "promPrice":""
if self.promoteContent.find(tag) > 0:
pos = self.promoteContent.find(tag) + len(tag)
pos2 = self.promoteContent.find('"', pos)
price = self.promoteContent[pos:pos2]
if not price:
tbPrice = self.html_obj.xpath("//strong[@class='tb-price']/text()")
tbPrice1 = self.html_obj.xpath("//span[@class='tb-price']/text()")
if tbPrice and not tbPrice[0].strip():
price = tbPrice[0].strip()
elif tbPrice1 and not tbPrice1[0].strip():
price = tbPrice1[0].strip()
if price.find("-") > 0:
price = price.split('-')[0].strip()
# 2013-09-03 get price url
if not price:
#这里稍微有点麻烦,主要针对string进行处理
pirce_url = "http://ajax.tbcdn.cn/json/umpStock.htm?itemId=%s&p=1" % self.num_id
response = download(pirce_url, self.headers)
rg = re.compile('price:\"[0-9]+[.][0-9]+\"', re.IGNORECASE|re.DOTALL)
m = rg.search(response.decode('gb18030').encode('utf8'))
if m:
price_str = m.group(0).split(":")[1].replace("\"", "")
price = Decimal(price_str)
# not chuxiao price, set origin price
if not price:
if self.originPrice:
price = self.originPrice[0].strip()
elif self.bidPrice:
price = self.bidPrice[0].strip()
if price.find("-") > 0:
price = price.split('-')[0].strip()
self.price = float(price)
logger.debug("%s price is %s", self.item_id, self.price)
