README

This repository contains the open source PHP SDK that allows you to access the Product Advertising API from your PHP app.

Installation

The Product Advertising API PHP SDK can be installed with Composer. The SDK is available via Packagist under the amzn/paapi5-php-sdk package. If Composer is installed globally on your system, you can run the following in the base directory of your project to add the SDK as a dependency:

composer require glassfrogbooks/paapi5-php-sdk

Usage

Note: This version of the Product Advertising API SDK for PHP requires PHP 5.5 or greater.

Simple example for SearchItems to discover Amazon products with the keyword 'Harry Potter' in Books category:

<?php
/**
 * Copyright 2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License").
 * You may not use this file except in compliance with the License.
 * A copy of the License is located at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * or in the "license" file accompanying this file. This file is distributed
 * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
 * express or implied. See the License for the specific language governing
 * permissions and limitations under the License.
 */

/*
 * ProductAdvertisingAPI
 *
 * https://webservices.amazon.com/paapi5/documentation/index.html
 */
 
/*
 * This sample code snippet is for ProductAdvertisingAPI 5.0's SearchItems API
 *
 * For more details, refer: https://webservices.amazon.com/paapi5/documentation/search-items.html
 */
 
use Amazon\ProductAdvertisingAPI\v1\ApiException;
use Amazon\ProductAdvertisingAPI\v1\com\amazon\paapi5\v1\api\DefaultApi;
use Amazon\ProductAdvertisingAPI\v1\com\amazon\paapi5\v1\PartnerType;
use Amazon\ProductAdvertisingAPI\v1\com\amazon\paapi5\v1\ProductAdvertisingAPIClientException;
use Amazon\ProductAdvertisingAPI\v1\com\amazon\paapi5\v1\SearchItemsRequest;
use Amazon\ProductAdvertisingAPI\v1\com\amazon\paapi5\v1\SearchItemsResource;
use Amazon\ProductAdvertisingAPI\v1\Configuration;
 
require_once(__DIR__ . '/vendor/autoload.php'); // change path as needed
 
 
$config = new Configuration();

/*
 * Add your credentials
 */
# Please add your access key here
$config->setAccessKey('<YOUR ACCESS KEY>');
# Please add your secret key here
$config->setSecretKey('<YOUR SECRET KEY>');
 
# Please add your partner tag (store/tracking id) here
$partnerTag = '<YOUR PARTNER TAG>';
 
/*
 * PAAPI host and region to which you want to send request
 * For more details refer:
 * https://webservices.amazon.com/paapi5/documentation/common-request-parameters.html#host-and-region
 */
$config->setHost('webservices.amazon.com');
$config->setRegion('us-east-1');
 
$apiInstance = new DefaultApi(
    /*
     * If you want use custom http client, pass your client which implements `GuzzleHttp\ClientInterface`.
     * This is optional, `GuzzleHttp\Client` will be used as default.
     */
    new GuzzleHttp\Client(), $config);
 
# Request initialization
 
# Specify keywords
$keyword = 'Harry Potter';
 
/*
 * Specify the category in which search request is to be made
 * For more details, refer:
 * https://webservices.amazon.com/paapi5/documentation/use-cases/organization-of-items-on-amazon/search-index.html
 */
$searchIndex = "Books";
 
# Specify item count to be returned in search result
$itemCount = 1;
 
/*
 * Choose resources you want from SearchItemsResource enum
 * For more details, refer:
 * https://webservices.amazon.com/paapi5/documentation/search-items.html#resources-parameter
 */
$resources = [
    SearchItemsResource::ITEM_INFOTITLE,
    SearchItemsResource::OFFERSLISTINGSPRICE];
 
# Forming the request
$searchItemsRequest = new SearchItemsRequest();
$searchItemsRequest->setSearchIndex($searchIndex);
$searchItemsRequest->setKeywords($keyword);
$searchItemsRequest->setItemCount($itemCount);
$searchItemsRequest->setPartnerTag($partnerTag);
$searchItemsRequest->setPartnerType(PartnerType::ASSOCIATES);
$searchItemsRequest->setResources($resources);
 
# Validating request
$invalidPropertyList = $searchItemsRequest->listInvalidProperties();
$length = count($invalidPropertyList);
if ($length > 0) {
    echo "Error forming the request", PHP_EOL;
    foreach ($invalidPropertyList as $invalidProperty) {
        echo $invalidProperty, PHP_EOL;
    }
    return;
}

# Sending the request
try {
    $searchItemsResponse = $apiInstance->searchItems($searchItemsRequest);

    echo 'API called successfully', PHP_EOL;
    echo 'Complete Response: ', $searchItemsResponse, PHP_EOL;

    # Parsing the response
    if ($searchItemsResponse->getSearchResult() !== null) {
        echo 'Printing first item information in SearchResult:', PHP_EOL;
        $item = $searchItemsResponse->getSearchResult()->getItems()[0];
        if ($item !== null) {
            if ($item->getASIN() !== null) {
                echo "ASIN: ", $item->getASIN(), PHP_EOL;
            }
            if ($item->getDetailPageURL() !== null) {
                echo "DetailPageURL: ", $item->getDetailPageURL(), PHP_EOL;
            }
            if ($item->getItemInfo() !== null
                and $item->getItemInfo()->getTitle() !== null
                and $item->getItemInfo()->getTitle()->getDisplayValue() !== null) {
                echo "Title: ", $item->getItemInfo()->getTitle()->getDisplayValue(), PHP_EOL;
            }
            if ($item->getOffers() !== null
                and $item->getOffers() !== null
                and $item->getOffers()->getListings() !== null
                and $item->getOffers()->getListings()[0]->getPrice() !== null
                and $item->getOffers()->getListings()[0]->getPrice()->getDisplayAmount() !== null) {
                echo "Buying price: ", $item->getOffers()->getListings()[0]->getPrice()
                    ->getDisplayAmount(), PHP_EOL;
            }
        }
    }
    if ($searchItemsResponse->getErrors() !== null) {
        echo PHP_EOL, 'Printing Errors:', PHP_EOL, 'Printing first error object from list of errors', PHP_EOL;
        echo 'Error code: ', $searchItemsResponse->getErrors()[0]->getCode(), PHP_EOL;
        echo 'Error message: ', $searchItemsResponse->getErrors()[0]->getMessage(), PHP_EOL;
    }
} catch (ApiException $exception) {
    echo "Error calling PA-API 5.0!", PHP_EOL;
    echo "HTTP Status Code: ", $exception->getCode(), PHP_EOL;
    echo "Error Message: ", $exception->getMessage(), PHP_EOL;
    if ($exception->getResponseObject() instanceof ProductAdvertisingAPIClientException) {
        $errors = $exception->getResponseObject()->getErrors();
        foreach ($errors as $error) {
            echo "Error Type: ", $error->getCode(), PHP_EOL;
            echo "Error Message: ", $error->getMessage(), PHP_EOL;
        }
    } else {
        echo "Error response body: ", $exception->getResponseBody(), PHP_EOL;
    }
} catch (Exception $exception) {
    echo "Error Message: ", $exception->getMessage(), PHP_EOL;
}
?>

Complete documentation, installation instructions, and examples are available here.

License

This SDK is distributed under the Apache License, Version 2.0, see LICENSE.txt and NOTICE.txt for more information.

neoseeker / paapi5-php-sdk

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