def delete_product(product):
"""删除产品及产品相关信息"""
product_id = product.get('_id')
MongodbUtil.delete('shopping', 'product', product)
logger.info('Delete a product: %s successfully!!!' % product.get('title'))
#删除索引中product.id
keyword_list = product.get('keywordList')
for keyword in keyword_list:
keyword = MongodbUtil.find_one('shopping', 'keywordIndex',
{'keyword': keyword})
if not keyword:
continue
if keyword['invertedIndex'].__contains__(product_id.__str__()):
del keyword['invertedIndex'][product_id.__str__()]
MongodbUtil.save('shopping', 'keywordIndex', keyword)
logger.info('Update keyword index: %s successfully!!!' %
keyword.get('keyword'))
#删除merchant中product.id
merchant_id = product.get('merchantId')
merchant = MongodbUtil.find_one('shopping', 'merchant',
{'_id': merchant_id})
index_id = merchant['productIdList'].index(product_id)
if isinstance(index_id, int):
del merchant['productIdList'][index_id]
MongodbUtil.save('shopping', 'merchant', merchant)
logger.info('Update merchant productIdList successfully!!!')
#删除product的image及图片文件
images = MongodbUtil.find('shopping', 'image', {'productId': product_id})
for image in images:
MongodbUtil.remove(filename=image.get('fileName'))
MongodbUtil.delete('shopping', 'image', {'productId': product_id})
def save_overdue_product(product_list):
"""保存过期产品到overdueProduct集合中"""
update_count = 0
insert_count = 0
for product in product_list:
product_id = product.get('_id')
overdue_product_id = MongodbUtil.insert('shopping', 'overdueProduct',
product)
if overdue_product_id:
insert_count += 1
logger.info('Insert overdue product: %s successfully!!!' %
product.get('title'))
#cpc统计数据转移至备份集合overdueCpc中后删除
cpc_list = MongodbUtil.find('shopping', 'cpc',
{'productId': product_id})
save_overdue_cpc(overdue_product_id, product, cpc_list)
MongodbUtil.delete('shopping', 'cpc', {'cpcProductId': product_id})
logger.info('Update %s overdue product, Insert %s overdue product!!!' %
(update_count, insert_count))