amazon price

http://ctrlq.org/code/19882-amazon-api-php

 

<?php

 

// Region code and Product ASIN

$response = getAmazonPrice("com", "B00KQPGRRE");

 

function getAmazonPrice($region, $asin) {

 

$xml = aws_signed_request($region, array(

"Operation" => "ItemLookup",

"ItemId" => $asin,

"IncludeReviewsSummary" => False,

"ResponseGroup" => "Medium,OfferSummary",

));

 

$item = $xml->Items->Item;

$title = htmlentities((string) $item->ItemAttributes->Title);

$url = htmlentities((string) $item->DetailPageURL);

$image = htmlentities((string) $item->MediumImage->URL);

$price = htmlentities((string) $item->OfferSummary->LowestNewPrice->Amount);

$code = htmlentities((string) $item->OfferSummary->LowestNewPrice->CurrencyCode);

$qty = htmlentities((string) $item->OfferSummary->TotalNew);

 

if ($qty !== "0") {

$response = array(

"code" => $code,

"price" => number_format((float) ($price / 100), 2, '.', ''),

"image" => $image,

"url" => $url,

"title" => $title

);

}

 

return $response;

}

 

function getPage($url) {

 

$curl = curl_init($url);

curl_setopt($curl, CURLOPT_FAILONERROR, true);

curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true);

curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);

curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);

curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);

$html = curl_exec($curl);

curl_close($curl);

return $html;

}

 

function aws_signed_request($region, $params) {

 

$public_key = "PUBLIC_KEY";

$private_key = "PRIVATE_KEY";

 

$method = "GET";

$host = "ecs.amazonaws." . $region;

$host = "webservices.amazon." . $region;

$uri = "/onca/xml";

 

$params["Service"] = "AWSECommerceService";

$params["AssociateTag"] = "affiliate-20"; // Put your Affiliate Code here

$params["AWSAccessKeyId"] = $public_key;

$params["Timestamp"] = gmdate("Y-m-d\TH:i:s\Z");

$params["Version"] = "2011-08-01";

 

ksort($params);

 

$canonicalized_query = array();

foreach ($params 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 . "\n" . $host . "\n" . $uri . "\n" . $canonicalized_query;

$signature = base64_encode(hash_hmac("sha256", $string_to_sign, $private_key, True));

$signature = str_replace("%7E", "~", rawurlencode($signature));

 

$request = "http://" . $host . $uri . "?" . $canonicalized_query . "&Signature=" . $signature;

$response = getPage($request);

 

var_dump($response);

 

$pxml = @simplexml_load_string($response);

if ($pxml === False) {

return False;// no xml

} else {

return $pxml;

}

}

 

?>