Python Product.asin方法代码示例

# 需要导入模块: from models import Product [as 别名]
# 或者: from models.Product import asin [as 别名]
def fetch_category(search_index, amazon_node_id):
    api = caching.ResponseCachingAPI(
        settings.AMAZON_AWS_KEY,
        settings.AMAZON_SECRET_KEY,
        settings.AMAZON_API_LOCALE,
        settings.AMAZON_ASSOCIATE_TAG,
        cachedir='cache',
        cachetime=86400)

    try:
        for root in api.item_search(search_index, BrowseNode=str(amazon_node_id),
            ResponseGroup=settings.AMAZON_RESPONSE_GROUP):

            for item in root.Items.Item:
                product = Product()
                product.category = Category.objects.get(amazon_node_id=amazon_node_id)
                product.asin = item.ASIN
                product.title = unicode(item.ItemAttributes.Title)
                product.detailpageurl = unicode(item.DetailPageURL)
                product.manufacturer = unicode(getattr(item.ItemAttributes, 'Manufacturer', None))
                product.publisher = unicode(getattr(item.ItemAttributes, 'Publisher', None))
                product.brand = unicode(getattr(item.ItemAttributes, 'Brand', None))
                product.popularity = getattr(item, 'SalesRank', 1000)
                if hasattr(item, 'MediumImage'):
                    product.medium_image = getattr(item.MediumImage, 'URL', None)
                if hasattr(item, 'LargeImage'):
                    product.large_image = getattr(item.LargeImage, 'URL', None)
                if hasattr(item, 'EditorialReviews'):
                    product.description = unicode(getattr(item.EditorialReviews.EditorialReview, 'Content', None))
                if hasattr(item.Offers, 'Offer'):
                    product.price = item.Offers.Offer.OfferListing.Price.FormattedPrice.pyval
                elif hasattr(item.ItemAttributes, 'ListPrice'):
                    product.price = item.ItemAttributes.ListPrice.FormattedPrice.pyval
                elif hasattr(item.OfferSummary, 'LowestUsedPrice'):
                    product.price =  u'used from %s' % item.OfferSummary.LowestUsedPrice.FormattedPrice.pyval
                else:
                    product.price = None
                product.save()

    except AWSError, e:
        if e.code == 'AWS.ParameterOutOfRange':
            pass # reached the api limit of 10 pages
        else:
            raise ValidationError(message=e.msg)

# 需要导入模块: from models import Product [as 别名]
# 或者: from models.Product import asin [as 别名]
    def _parse_product(self, event_id, asins, cAsins, prefix_url, product_data, ctx):
        """ no video info, list_info, summary

        :param event_id: this product belongs to the event's id
        :param asins: all asins info in this event
        :param cAsins: all casins info in this event
        :param prefix_url: image and js prefix_url, probably 'http://z-ecx.images-amazon.com/images/I/'
        :param product_data: product data in this product
        """
        asin = product_data['asin']
        casin = product_data['cAsin']
        title = product_data['title'].encode('utf-8') # color is in title
#        image_urls = [product_data['image']] + product_data['altImages'] # one picture, altImages is []
        if 'listPrice' in product_data:
            listprice = product_data['listPrice']['display'] # or 'amount', if isRange: True, don't know what 'amount' will be
        else: listprice = ''
        price = product_data['ourPrice']['display']
        sizes = []
        if product_data['teenagers']: # no size it is {}
            for k, v in product_data['teenagers'].iteritems():
                if v['size'] not in sizes: sizes.append(v['size'])
        # tag is not precision. e.g. a bag is in shoes
        # tag = product_data['productGL'] if 'productGL' in product_data else '' # 'apparel', 'home', 'jewelry', ''

        soldout_link = 'http://www.myhabit.com/request/getBuyableAsinInfo?asin={0}&saleId={1}&flavor=parent&sid=177-4704555-7345351'.format(asin, event_id)
        # one soldout link contains this asin's all color.
        ret = req.get(soldout_link)
        jsdata = json.loads(ret.content)
        key_list = sorted(jsdata['buyableAsin'].keys())
        len_sizes = len(sizes)
        soldout = False
        if len_sizes == 0:
            if jsdata['buyableAsin'][casin]['stats']['remaining']['claimed'] == 0:
                soldout = True
            else:
                soldout = False

        else: # more than one size.
            if 'asin' in key_list: key_list.remove('asin')
            if 'privateSaleID' in key_list: key_list.remove('privateSaleID')

            count = 0
            for l in key_list:
                if l == casin or (count > 0 and count < len_sizes):
                    count += 1
                    if jsdata['buyableAsin'][l]['stats']['remaining']['claimed'] == 0:
                        soldout = True
                    else:
                        soldout = False
                        break
        
#        if casin in cAsins and 'soldOut' in cAsins[casin] and cAsins[casin]['soldOut'] == 1:
#            soldout = True
#        else: soldout = False
        jslink = prefix_url + asins[asin]['url'] if asin in asins else ''
        combine_url = 'http://www.myhabit.com/homepage#page=d&sale={0}&asin={1}&cAsin={2}'.format(event_id, asin, casin)

        is_new, is_updated = False, False
        product = Product.objects(key=casin).first()
        if not product:
            is_new = True
            product = Product(key=casin)
            product.combine_url = combine_url
            product.asin = asin
            product.title = title
#            product.image_urls = image_urls
            product.listprice = listprice
            product.price = price
            product.sizes = sizes
            product.soldout = soldout
            product.updated = False
        else:
            if soldout and product.soldout != soldout:
                product.soldout = True
                is_updated = True
                product.update_history.update({ 'soldout': datetime.utcnow() })
            if product.title != title:
                product.title = title
                product.update_history.update({ 'title': datetime.utcnow() })
            if product.combine_url != combine_url:
                product.combine_url = combine_url
                product.update_history.update({ 'combine_url': datetime.utcnow() })
            if product.listprice != listprice:
                product.listprice = listprice
                product.update_history.update({ 'listprice': datetime.utcnow() })
            if product.price != price:
                product.price = price
                product.update_history.update({ 'price': datetime.utcnow() })

        if event_id not in product.event_id: product.event_id.append(event_id)
        product.jslink = jslink
        product.list_update_time = datetime.utcnow()
        product.save()
        common_saved.send(sender=ctx, obj_type='Product', key=casin, url=product.combine_url, is_new=is_new, is_updated=is_updated)
        return casin