def update_size_info(spid, sizes, prices):
global PSDAO
for size in sizes:
for price in prices:
if size["variantId"] == price["variantId"]:
if not price["isInStock"]:
PSDAO.set_sku_out_of_stock(spid, size["size"])
print "".join([str(spid), ":", str(size["size"])])
else:
psku = ProductSku()
psku.spid = spid
psku.size = size['size']
curr_price = price['price']['current']['value']
rrp_price = price['price']['rrp']['value']
previous_price = price['price']['previous']['value']
psku.discount_price = curr_price
if rrp_price == 0 and previous_price == 0:
psku.price = curr_price
else:
psku.price = rrp_price or previous_price
exists_id = PSDAO.get_id_by_spid_size(psku)
if exists_id is not None:
psku.spider_product_sku_id = exists_id
PSDAO.update_product_sku(psku)
print "".join([
str(spid), ":",
str(psku.spider_product_sku_id), ":", psku.size,
":",
str(psku.price)
])
def ana_and_save_skus(self, spid, sku_info):
# sku 信息在参数 SizesInformationViewModel 的 AvailableSizes中
skus = sku_info["SizesInformationViewModel"]["AvailableSizes"]
if len(skus) == 0:
# 记录没有尺码的商品
tipstr = "".join([str(spid), " no sku find!"])
print tipstr
self.log_info(tipstr)
return
psku = ProductSku()
psku.spid = spid
for sku in skus:
# 尺码
size_str = sku["Description"]
# 尺码所属（国家标准）
size_scale = sku["ScaleDescription"]
if size_scale is not None:
# 以 尺码[标准] 形式保存
size_str = "".join([size_str, "[", size_scale, "]"])
psku.size = size_str
# 价格信息
pinfo = sku["PriceInfo"]
# 原价
oprice = self.get_price_num(pinfo["FormatedPriceWithoutPromotion"])
# 当前售价
dprice = self.get_price_num(pinfo["FormatedPrice"])
psku.discount_price = dprice
if oprice is not None:
psku.price = oprice
else:
psku.price = dprice
# 保存
self.save_product_skus(psku)
def save_product_sku(spid, p_variants, price_variants, psdao):
psku = ProductSku()
psku.spid = spid
for provitem in p_variants:
p_variant_id = provitem['variantId']
for priceitem in price_variants:
price_variant_id = priceitem['variantId']
if p_variant_id == price_variant_id:
psku.size = provitem['size']
curr_price = priceitem['price']['current']['value']
rrp_price = priceitem['price']['rrp']['value']
previous_price = priceitem['price']['previous']['value']
psku.discount_price = curr_price
if rrp_price == 0 and previous_price == 0:
psku.price = curr_price
else:
psku.price = rrp_price or previous_price
exists_id = psdao.get_id_by_spid_size(psku)
if exists_id is not None:
psku.spider_product_sku_id = exists_id
# psdao.update_product_sku(psku)
print "".join([str(exists_id), " sku is exists!"])
else:
psdao.save(psku)
def grab_product(self, flag, url):
# 将连接替换成意大利站点（意大利站是欧元价）
surl = url.replace("/cn/", "/it/")
pg = self.do_visit(surl)
product = Product()
# 来源
product.flag = flag
# 源链接
product.url = surl
# 此站只有女士
product.gender = "1"
# 状态正常
product.status = "1"
# 中文
product.language_id = "1"
# 解析商品信息
if self.ana_product_info(product, pg):
# 保存商品信息
self.save_product(product)
# 保存商品描述
self.save_product_desc(product)
pimg = ProductImages()
pimg.spid = product.spider_product_id
self.ana_product_images(pimg, pg)
self.save_product_images(pimg)
psku = ProductSku()
psku.spid = product.spider_product_id
self.ana_and_save_product_sku(psku, pg)
# 语言切换成英文
en_pg = self.do_visit(surl.replace("/zh/", "/en/"))
product.language_id = "2"
# 保存英文版商品信息
if self.ana_product_info(product, en_pg):
self.save_product_desc(product)
else:
self.log_info("".join([surl, " product not saved!"]))