使用php解析XML文档时出现奇怪的结果
我正在尝试使用PHP解析XML文档。它基本上是工作，除了我得到一个非常奇怪的错误，我不认为有理由。第一个ASIN的XML如下所示：使用php解析XML文档时出现奇怪的结果,php,xml,amazon,Php,Xml,Amazon,我正在尝试使用PHP解析XML文档。它基本上是工作，除了我得到一个非常奇怪的错误，我不认为有理由。第一个ASIN的XML如下所示： <?xml version="1.0"?> <GetLowestOfferListingsForASINResponse xmlns="http://mws.amazonservices.com/schema/Products/2011-10-01"> <GetLowestOfferListingsForASINResult A
<?xml version="1.0"?>
<GetLowestOfferListingsForASINResponse xmlns="http://mws.amazonservices.com/schema/Products/2011-10-01">
<GetLowestOfferListingsForASINResult ASIN="1580230032" status="Success">
<AllOfferListingsConsidered>true</AllOfferListingsConsidered>
<Product xmlns="http://mws.amazonservices.com/schema/Products/2011-10-01" xmlns:ns2="http://mws.amazonservices.com/schema/Products/2011-10-01/default.xsd">
<Identifiers>
<MarketplaceASIN>
<MarketplaceId>ATVPDKIKX0DER</MarketplaceId>
<ASIN>1580230032</ASIN>
</MarketplaceASIN>
</Identifiers>
<LowestOfferListings>
<LowestOfferListing>
<Qualifiers>
<ItemCondition>New</ItemCondition>
<ItemSubcondition>New</ItemSubcondition>
<FulfillmentChannel>Merchant</FulfillmentChannel>
<ShipsDomestically>True</ShipsDomestically>
<ShippingTime>
<Max>0-2 days</Max>
</ShippingTime>
<SellerPositiveFeedbackRating>95-97%</SellerPositiveFeedbackRating>
</Qualifiers>
<NumberOfOfferListingsConsidered>2</NumberOfOfferListingsConsidered>
<SellerFeedbackCount>221</SellerFeedbackCount>
<Price>
<LandedPrice>
<CurrencyCode>USD</CurrencyCode>
<Amount>10.12</Amount>
</LandedPrice>
<ListingPrice>
<CurrencyCode>USD</CurrencyCode>
<Amount>6.13</Amount>
</ListingPrice>
真的
ATVPDKIKX0DER
1580230032
新的
新的
商人
真的
0-2天
95-97%
2.
221
美元
10.12
美元
6.13
<GetLowestOfferListingsForASINResult ASIN="0870714376" status="Success">
<AllOfferListingsConsidered>true</AllOfferListingsConsidered>
<Product xmlns="http://mws.amazonservices.com/schema/Products/2011-10-01" xmlns:ns2="http://mws.amazonservices.com/schema/Products/2011-10-01/default.xsd">
<Identifiers>
<MarketplaceASIN>
<MarketplaceId>ATVPDKIKX0DER</MarketplaceId>
<ASIN>0870714376</ASIN>
</MarketplaceASIN>
</Identifiers>
<LowestOfferListings>
<LowestOfferListing>
<Qualifiers>
<ItemCondition>New</ItemCondition>
<ItemSubcondition>New</ItemSubcondition>
<FulfillmentChannel>Merchant</FulfillmentChannel>
<ShipsDomestically>True</ShipsDomestically>
<ShippingTime>
<Max>0-2 days</Max>
</ShippingTime>
<SellerPositiveFeedbackRating>98-100%</SellerPositiveFeedbackRating>
</Qualifiers>
<NumberOfOfferListingsConsidered>2</NumberOfOfferListingsConsidered>
<SellerFeedbackCount>1416</SellerFeedbackCount>
<Price>
<LandedPrice>
<CurrencyCode>USD</CurrencyCode>
<Amount>18.49</Amount>
</LandedPrice>
<ListingPrice>
<CurrencyCode>USD</CurrencyCode>
<Amount>14.50</Amount>
</ListingPrice>
真的
ATVPDKIKX0DER
0870714376
新的
新的
商人
真的
0-2天
98-100%
2.
1416
美元
18.49
美元
14.50
$parsed_xml = amazon_xml($isbn);
$current = $parsed_xml->ListMatchingProductsResult->Products->Product;
$asin = $current->Identifiers->MarketplaceASIN->ASIN;
// get information based on the items ASIN
$price_xml = amazonPrice_xml($asin, $ItemCondition);
$currentPrice = $price_xml ->GetLowestOfferListingsForASINResult->Product->LowestOfferListings->LowestOfferListing;
// check to see if there are values
if(!empty($currentPrice))
{
foreach($currentPrice as $offer){
$totalFeedback = $offer->SellerFeedbackCount;
//if ($totalFeedback >99) {
$condition = $offer->Qualifiers->ItemSubcondition;
//amazon condition matching algorithm (so we can match our condition up against amazons conditions)
switch ($condition) {
case "New":
$amazonCondition = 5;
break;
case "Mint":
$amazonCondition = 4;
break;
case "VeryGood":
$amazonCondition = 3;
break;
case "Good":
$amazonCondition = 2;
break;
case "Acceptable":
$amazonCondition = 1;
break;
default:
$amazonCondition = 0;
}
$lowestAmazonPrice = 0;
$currentPrice = $price_xml ->GetLowestOfferListingsForASINResult->Product->LowestOfferListings;
foreach($currentPrice->LowestOfferListing as $offer){
if( ($ourCondition = $amazonCondition) /*&& ($totalFeedback >= 5000)*/) {
$offerArray[$y] = str_replace('$','',$offer->Price->ListingPrice->Amount);
$y++;
}
}
$lowestAmazonPrice = min($offerArray);
}
if ($fillzPrice > $lowestAmazonPrice ) {
$avgPrice = ($lowestAmazonPrice - ($lowestAmazonPrice * .08));
$source = "Adjusted Fillz Price";
} else {
$avgPrice = $fillzPrice;
$source = "Original Price";
}
// check to make sure we are not going below established floor for prices
if($avgPrice < ($follettPrice * 2.37)){
$avgPrice = $follettPrice * 2.37;
$source = "Follett Pricing";
}
if($avgPrice < ($row['cost'] * 2)){
$avgPrice = $row['cost'] * 2;
$source = "Double Cost";
}
/*if($avgPrice < 5.50){
$avgPrice = 5.50;
$source = "Lowest Base Cost";
}*/
//update fillzPrice
$conn->query("UPDATE inventory SET ourPrice = $avgPrice, upload = '1' WHERE sku=" . $row['sku']);
$pricedSKU[$n] = array('sku' => $row['sku'],
'new price' => number_format($avgPrice, 2, '.', ''),
'price source' => $source,
'Fillz' => $fillzPrice,
'Amazon'=> $lowestAmazonPrice,
'asin'=> $asin,
'condition'=>$ourCondition
);
$n++;
}
}
$parsed_xml=amazon_xml（$isbn）；
$current=$parsed_xml->ListMatchingProductsResult->Products->Products；
$asin=$current->Identifiers->MarketplaceASIN->asin；
//根据ASIN中的项目获取信息
$price\u xml=amazonPrice\u xml（$asin$ItemCondition）；
$currentPrice=$price_xml->getLowstofferistingsforasinResult->Product->Lowstofferistings->Lowstofferistings；
//检查是否有值
如果（！空（$currentPrice））
{
foreach（当前价格为$offer）{
$totalFeedback=$offer->SellerFeedbackCount；
//如果（$totalFeedback>99）{
$condition=$offer->Qualifiers->ItemSubcondition；
//amazon条件匹配算法（因此我们可以将我们的条件与amazon条件进行匹配）
开关（$条件）{
案例“新”：
$amazonCondition=5；
打破
“铸币厂”一案：
$amazonCondition=4；
打破
“VeryGood”案：
$amazonCondition=3；
打破
案例“好”：
$amazonCondition=2；
打破
案例“可接受”：
$amazonCondition=1；
打破
违约：
$amazonCondition=0；
}
$lowstamazonprice=0；
$currentPrice=$price_xml->GetLowsTofferStingsForAsInResult->Product->LowsTofferStings；
foreach（$currentPrice->LowerStofferList为$offer）{
如果（$ourCondition=$amazonCondition）/*&（$totalFeedback>=5000）*/）{
$offerArray[$y]=str_replace（“$”，“$offer->Price->ListingPrice->Amount）；
$y++；
}
}
$lowstamazonprice=min（$offerArray）；
}
如果（$fillzPrice>$lowestAmazonPrice）{
$avgPrice=（$lowstamazonprice-（$lowstamazonprice*.08））；
$source=“调整后的Fillz价格”；
}否则{
$avgPrice=$fillzPrice；
$source=“原价”；
}
//检查以确保我们的价格不会低于既定的最低水平
如果（$avgPrice<（$follettPrice*2.37））{
$avgPrice=$follettPrice*2.37；
$source=“Follett定价”；
}
如果（$avgPrice<（$row['cost']*2））{
$avgPrice=$row['cost']*2；
$source=“双重成本”；
}
/*如果（$avgPrice<5.50）{
$avgPrice=5.50；
$source=“最低基本成本”；
}*/
//更新fillzPrice
$conn->query（“更新库存集ourPrice=$avgPrice，上传='1'，其中sku=“.$row['sku']）；
$pricedSKU[$n]=数组（'sku'=>$row['sku']，
“新价格”=>number_格式（$avgPrice，2，，，”），
“价格来源”=>$source，
“Fillz”=>fillzPrice美元，
“亚马逊”=>Lowstamazonprice美元，
“asin”=>asin美元，
“条件”=>$ourCondition
);
$n++；
}
}
如前所述，除此之外，大多数输出都是正确的。我收到了一封包含ASIN和金额的电子邮件，以便我可以检查结果。有没有关于我做错了什么以及如何纠正的想法？如果其他人有此问题，解决方案是添加以下代码行：
$offerArray = array();