[AMAZON API, AWS, ECS, WEBSERVICES Tutorial]

DANNY:

AMAZON API, AWS, ECS, WEBSERVICES Tutorial
How to auto generate request signature?
How to auto generate timestamp?
This sample to add cart with timestamp and signature request

Code:

<?php

//////////////////////DEFINE////////////////
/////////////MODIF THIS////////////////////
$country = 'com';
$api_key = '';
$secret_api_key = '';
$associate_tag = '';
$id_produk_amazon = ''; // ASIN ID
///////////////////////////////////////////////

$method = "GET";
$host = 'webservices.amazon.'.$country;
$uri = "/onca/xml";
$timestampauto = gmdate("Y-m-d\TH:i:s\Z");

$koleksiparam = array
(
"Service"=>"AWSECommerceService", 
"AWSAccessKeyId"=>$api_key,
"AssociateTag"=>$associate_tag, 
"Timestamp"=>$timestampauto ,
"Operation"=>"CartCreate",
"Item.1.ASIN"=>$id_produk_amazon,
"Item.1.Quantity"=>"1",
"Version"=>"2009-01-01"
);
ksort($koleksiparam);
$canonicalized_query = array();
foreach ($koleksiparam as $param=>$value)
{
$param = str_replace("%7E", "~", rawurlencode($param));
$value = str_replace("%7E", "~", rawurlencode($value));
$canonicalized_query[] = $param."=".$value;
}
$canonicalized_query = implode("&", $canonicalized_query);
$string_to_sign = $method."
".$host."
".$uri."
".$canonicalized_query;
$signature = base64_encode(hash_hmac("sha256", $string_to_sign, $secret_api_key, True));
$signature = str_replace("%7E", "~", rawurlencode($signature));
echo @file_get_contents('http://webservices.amazon.'.$country.'/onca/xml?'.$canonicalized_query.'&Signature='.$signature.''); ?>

 

Back Sub-Forum