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(Perl) Walmart - Get Inventory for an Item

Demonstrates how to get inventory for an item and parse the result.

Note: This example requires Chilkat v9.5.0.67 or greater.

Chilkat Perl Downloads

Perl Module for Windows, Linux, Alpine Linux,
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use chilkat();

# This example requires the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code.

# Sends the following GET request:
# GET https://marketplace.walmartapis.com/v2/inventory?sku={SKU}

$sbUrl = chilkat::CkStringBuilder->new();
$success = $sbUrl->Append("https://marketplace.walmartapis.com/v2/inventory?sku={SKU}");
$numReplaced = $sbUrl->Replace("{SKU}","HOPP~904~51041");

$requestMethod = "GET";

# First we need to generate a signature for our request.
# The signature needs to be re-generated for each new Walmart HTTP request.
$authUtil = chilkat::CkAuthUtil->new();

$wmConsumerId = "WALMART_CONSUMER_ID";
$wmPrivateKey = "WALMART_PRIVATE_KEY";
$jsonStr = $authUtil->walmartSignature($sbUrl->getAsString(),$wmConsumerId,$wmPrivateKey,$requestMethod);
if ($authUtil->get_LastMethodSuccess() != 1) {
    print $authUtil->lastErrorText() . "\r\n";
    exit;
}

# The JSON returned by WalmartSignature contains the values to be used in the following
# header fields: WM_SEC.AUTH_SIGNATURE, WM_SEC.TIMESTAMP, and WM_QOS.CORRELATION_ID
$json = chilkat::CkJsonObject->new();
$json->Load($jsonStr);

$http = chilkat::CkHttp->new();
$http->SetRequestHeader("WM_SVC.NAME","Walmart Marketplace");
$http->SetRequestHeader("WM_QOS.CORRELATION_ID",$json->stringOf("correlation_id"));
$http->SetRequestHeader("WM_SEC.TIMESTAMP",$json->stringOf("timestamp"));
$http->SetRequestHeader("WM_SEC.AUTH_SIGNATURE",$json->stringOf("signature"));
$http->SetRequestHeader("WM_CONSUMER.ID",$wmConsumerId);
$http->put_Accept("application/xml");

# Note: Do not explicitly set the "Host" header.  Chilkat will set it automatically.

$xmlStr = $http->quickGetStr($sbUrl->getAsString());
if ($http->get_LastMethodSuccess() != 1) {
    print $http->lastErrorText() . "\r\n";
    exit;
}

$xml = chilkat::CkXml->new();
$xml->LoadXml($xmlStr);

# A successful response should have a 200 response status
if ($http->get_LastStatus() != 200) {
    print $xml->getXml() . "\r\n";
    print "Response Status Code: " . $http->get_LastStatus() . "\r\n";
    print "Failed." . "\r\n";
    exit;
}

# A sample XML response is shown below..
print $xml->getXml() . "\r\n";
print "--" . "\r\n";

# To get the quantity:
$quantity = $xml->GetChildIntValue("quantity|amount");
print "quantity = " . $quantity . "\r\n";

# ---------------------------------------
# Sample XML response
# ---------------------------------------

# <?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
# <inventory xmlns="http://walmart.com/">
#     <sku>HOPP~904~51041</sku>
#     <quantity>
#         <unit>EACH</unit>
#         <amount>234</amount>
#     </quantity>
#     <fulfillmentLagTime>5</fulfillmentLagTime>
# </inventory>

 

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