function amazon($id)
{
if (is_null($this->isn)) {
return false;
}
require_once ROOT_DIR . '/sys/Amazon.php';
require_once 'XML/Unserializer.php';
$params = array('ResponseGroup' => 'Images', 'ItemId' => $this->isn);
$request = new AWS_Request($id, 'ItemLookup', $params);
$result = $request->sendRequest();
if (!PEAR_Singleton::isError($result)) {
$unxml = new XML_Unserializer();
$unxml->unserialize($result);
$data = $unxml->getUnserializedData();
if (PEAR_Singleton::isError($data)) {
return false;
}
if (isset($data['Items']['Item']) && !$data['Items']['Item']['ASIN']) {
$data['Items']['Item'] = $data['Items']['Item'][0];
}
if (isset($data['Items']['Item'])) {
// Where in the XML can we find the URL we need?
switch ($this->size) {
case 'small':
$imageIndex = 'SmallImage';
break;
case 'medium':
$imageIndex = 'MediumImage';
break;
case 'large':
$imageIndex = 'LargeImage';
break;
default:
$imageIndex = false;
break;
}
// Does a URL exist?
if ($imageIndex && isset($data['Items']['Item'][$imageIndex]['URL'])) {
$imageUrl = $data['Items']['Item'][$imageIndex]['URL'];
return $this->processImageURL($imageUrl, false);
}
}
}
return false;
}
/**
* Get the name of an Amazon customer.
*
* @param string $id Amazon access key
* @param string $customerId Amazon customer to look up
*
* @return string Customer name, if available.
* @access private
*/
private function _getAmazonCustomer($id, $customerId)
{
// Spare ourselves an API call if no ID is available:
if (empty($customerId)) {
return 'Anonymous';
}
// Send request:
$params = array('ResponseGroup' => 'CustomerInfo', 'CustomerId' => $customerId);
$request = new AWS_Request($id, 'CustomerContentLookup', $params);
$response = $request->sendRequest();
// Parse response:
if (!PEAR::isError($response)) {
$data = @simplexml_load_string($response);
if ($data) {
if (isset($data->Customers->Customer->Name)) {
return (string) $data->Customers->Customer->Name;
} elseif (isset($data->Customers->Customer->Nickname)) {
return (string) $data->Customers->Customer->Nickname;
} else {
return 'Anonymous';
}
} else {
return new PEAR_Error('Could not parse Amazon response.');
}
} else {
return $response;
}
}
/**
* Retrieve an Amazon cover.
*
* @param string $id Amazon Web Services client ID.
*
* @return bool True if image displayed, false otherwise.
*/
function amazon($id)
{
include_once 'sys/Amazon.php';
$params = array('ResponseGroup' => 'Images', 'ItemId' => $_GET['isn']);
$request = new AWS_Request($id, 'ItemLookup', $params);
$result = $request->sendRequest();
if (!PEAR::isError($result)) {
$data = @simplexml_load_string($result);
if (!$data) {
return false;
}
if (isset($data->Items->Item[0])) {
// Where in the XML can we find the URL we need?
switch ($_GET['size']) {
case 'small':
$imageIndex = 'SmallImage';
break;
case 'medium':
$imageIndex = 'MediumImage';
break;
case 'large':
$imageIndex = 'LargeImage';
break;
default:
$imageIndex = false;
break;
}
// Does a URL exist?
if ($imageIndex && isset($data->Items->Item[0]->{$imageIndex}->URL)) {
$imageUrl = (string) $data->Items->Item[0]->{$imageIndex}->URL;
return processImageURL($imageUrl, false);
}
}
}
return false;
}
private function getAmazonCustomer($id, $customerId)
{
$params = array('ResponseGroup' => 'CustomerInfo', 'CustomerId' => $customerId);
$request = new AWS_Request($id, 'CustomerContentLookup', $params);
$response = $request->sendRequest();
$result = null;
if (!PEAR_Singleton::isError($response)) {
$unxml = new XML_Unserializer();
$result = $unxml->unserialize($response);
if (!PEAR_Singleton::isError($result)) {
$data = $unxml->getUnserializedData();
if (isset($data['Customers']['Customer']['Name'])) {
return $data['Customers']['Customer']['Name'];
} elseif (isset($data['Customers']['Customer']['Nickname'])) {
return $data['Customers']['Customer']['Nickname'];
} else {
return 'Anonymous';
}
} else {
return $result;
}
} else {
return $result;
}
}
