PHP Extension
PHP Extension
Amazon Pay - Create Checkout Session
See more Amazon Pay Examples
Create a new Amazon Pay Checkout Session.Chilkat PHP Extension Downloads
<?php
include("chilkat.php");
$success = false;
// This example assumes the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.
$http = new CkHttp();
// Implements the following CURL command:
// curl "https://pay-api.amazon.com/:version/checkoutSessions/" \
// -X POST
// -H "authorization:Px2e5oHhQZ88vVhc0DO%2FsShHj8MDDg%3DEXAMPLESIGNATURE"
// -H "x-amz-pay-date:20201012T235046Z"
// -H "x-amz-pay-idempotency-key:AVLo5tI10BHgEk2jEXAMPLEKEY"
// -d '{
// "webCheckoutDetails": {
// "checkoutReviewReturnUrl": "https://a.com/merchant-review-page"
// },
// "storeId": "amzn1.application-oa2-client.8b5e45312b5248b69eeaStoreId",
// "scopes": ["name", "email", "phoneNumber", "billingAddress"],
// "deliverySpecifications": {
// "specialRestrictions": ["RestrictPOBoxes"],
// "addressRestrictions": {
// "type": "Allowed",
// "restrictions": {
// "US": {
// "statesOrRegions": ["WA"],
// "zipCodes": ["95050", "93405"]
// },
// "GB": {
// "zipCodes": ["72046", "72047"]
// },
// "IN": {
// "statesOrRegions": ["AP"]
// },
// "JP": {}
// }
// }
// }
// }'
// Use the following online tool to generate HTTP code from a CURL command
// Convert a cURL Command to HTTP Source Code
// Use this online tool to generate code from sample JSON:
// Generate Code to Create JSON
// The following JSON is sent in the request body.
// {
// "webCheckoutDetails": {
// "checkoutReviewReturnUrl": "https://a.com/merchant-review-page"
// },
// "storeId": "amzn1.application-oa2-client.8b5e45312b5248b69eeaStoreId",
// "scopes": [
// "name",
// "email",
// "phoneNumber",
// "billingAddress"
// ],
// "deliverySpecifications": {
// "specialRestrictions": [
// "RestrictPOBoxes"
// ],
// "addressRestrictions": {
// "type": "Allowed",
// "restrictions": {
// "US": {
// "statesOrRegions": [
// "WA"
// ],
// "zipCodes": [
// "95050",
// "93405"
// ]
// },
// "GB": {
// "zipCodes": [
// "72046",
// "72047"
// ]
// },
// "IN": {
// "statesOrRegions": [
// "AP"
// ]
// },
// "JP": {}
// }
// }
// }
// }
$json = new CkJsonObject();
$json->UpdateString('webCheckoutDetails.checkoutReviewReturnUrl','https://a.com/merchant-review-page');
// Make sure to use your storeId here:
$json->UpdateString('storeId','amzn1.application-oa2-client.8b5e45312b5248b69eeaStoreId');
$i = 0;
$json->put_I($i);
$json->UpdateString('scopes[i]','name');
$i = $i + 1;
$json->put_I($i);
$json->UpdateString('scopes[i]','email');
$i = $i + 1;
$json->put_I($i);
$json->UpdateString('scopes[i]','phoneNumber');
$i = $i + 1;
$json->put_I($i);
$json->UpdateString('scopes[i]','billingAddress');
$json->UpdateString('deliverySpecifications.specialRestrictions[0]','RestrictPOBoxes');
$json->UpdateString('deliverySpecifications.addressRestrictions.type','Allowed');
$json->UpdateString('deliverySpecifications.addressRestrictions.restrictions.US.statesOrRegions[0]','WA');
$json->UpdateString('deliverySpecifications.addressRestrictions.restrictions.US.zipCodes[0]','95050');
$json->UpdateString('deliverySpecifications.addressRestrictions.restrictions.US.zipCodes[1]','93405');
$json->UpdateString('deliverySpecifications.addressRestrictions.restrictions.GB.zipCodes[0]','72046');
$json->UpdateString('deliverySpecifications.addressRestrictions.restrictions.GB.zipCodes[1]','72047');
$json->UpdateString('deliverySpecifications.addressRestrictions.restrictions.IN.statesOrRegions[0]','AP');
$json->UpdateNewObject('deliverySpecifications.addressRestrictions.restrictions.JP');
// Load your Amazon Pay private key.
// There are many other ways to load private keys into the Chilkat private key object, such as from different formats,
// or from in-memory strings or bytes.
$privKey = new CkPrivateKey();
$success = $privKey->LoadPemFile('C:/someDir/myAmazonPayPrivateKey.pem');
if ($success == false) {
print $privKey->lastErrorText() . "\n";
exit;
}
// Provide your Amazon Pay private key and Public Key ID
// Use your public key ID here. It must be the one associated with the private key.
// Note: The SetAuthPrivateKey method was added in Chilkat v9.5.0.89
$publicKeyId = 'SANDBOX-AHEGSJCM3L2S637RBGABLAFW';
$success = $http->SetAuthPrivateKey($publicKeyId,$privKey);
if ($success == false) {
print $http->lastErrorText() . "\n";
exit;
}
// Note: When the private key is provided as shown above, Chilkat will automatically add the required x-amz-pay-* headers to the HTTP request,
// and will also sign the request. Nothing more is needed.
// Chilkat automatically generates and adds the following headers:
//
// x-amz-pay-date
// x-amz-pay-host
// x-amz-pay-region
// x-amz-pay-idempotency-key
// Authorization
$http->put_Accept('application/json');
// To use the live system, replace "sandbox" with "live" in the URL passed to HttpJson.
// Also, make sure to use the correct region: pay-api.amazon.com, pay-api.amazon.eu, or pay-api.amazon.jp
$resp = new CkHttpResponse();
$success = $http->HttpJson('POST','https://pay-api.amazon.eu/sandbox/v2/checkoutSessions/',$json,'application/json',$resp);
if ($success == false) {
print $http->lastErrorText() . "\n";
exit;
}
$sbResponseBody = new CkStringBuilder();
$resp->GetBodySb($sbResponseBody);
$jResp = new CkJsonObject();
$jResp->LoadSb($sbResponseBody);
$jResp->put_EmitCompact(false);
// If the status code is not equal to 201, this will display error information.
print 'Response Body:' . "\n";
print $jResp->emit() . "\n";
$respStatusCode = $resp->get_StatusCode();
print 'Response Status Code = ' . $respStatusCode . "\n";
if ($respStatusCode != 201) {
// The jResp would've contained an error message, similar to this:
// {
// "reasonCode": "InvalidHeaderValue",
// "message": "The value AF2EGWREIPHV2S2TUFFBRDGM provided for PublicKeyId is invalid. Please verify that you are using the PublicKeyId in the correct region and environment."
// }
print 'Failed.' . "\n";
exit;
}
// Sample JSON response:
// (Sample code for parsing the JSON response is shown below)
// {
// "checkoutSessionId": "bd504926-f659-4ad7-a1a9-9a747aaf5275",
// "webCheckoutDetails": {
// "checkoutReviewReturnUrl": "https://a.com/merchant-review-page",
// "checkoutResultReturnUrl": null,
// "checkoutCancelUrl": null,
// "amazonPayRedirectUrl": null
// },
// "productType": "PayAndShip",
// "chargePermissionType": "Recurring",
// "recurringMetadata": {
// "frequency": {
// "unit": "Month",
// "value": "1"
// },
// "amount": {
// "amount": "30",
// "currencyCode": "USD"
// }
// },
// "paymentDetails": {
// "paymentIntent": null,
// "canHandlePendingAuthorization": false,
// "chargeAmount": null,
// "totalOrderAmount": null,
// "softDescriptor": null,
// "presentmentCurrency": null,
// "allowOvercharge": null,
// "extendExpiration": null
// },
// "merchantMetadata": {
// "merchantReferenceId": null,
// "merchantStoreName": null,
// "noteToBuyer": null,
// "customInformation": null
// },
// "supplementaryData": null,
// "buyer": null,
// "billingAddress": null,
// "paymentPreferences": [
// null
// ],
// "statusDetails": {
// "state": "Open",
// "reasonCode": null,
// "reasonDescription": null,
// "lastUpdatedTimestamp": "20191015T204327Z"
// },
// "shippingAddress": null,
// "platformId": null,
// "chargePermissionId": null,
// "chargeId": null,
// "constraints": [
// {
// "constraintId": "BuyerNotAssociated",
// "description": "There is no buyer associated with the Checkout Session. Return the checkout session id to the Amazon Pay Button to allow buyer to login."
// },
// {
// "constraintId": "ChargeAmountNotSet",
// "description": "chargeAmount is not set."
// },
// {
// "constraintId": "CheckoutResultReturnUrlNotSet",
// "description": "checkoutResultReturnUrl is not set."
// },
// {
// "constraintId": "PaymentIntentNotSet",
// "description": "paymentIntent is not set."
// }
// ],
// "creationTimestamp": "20191015T204313Z",
// "expirationTimestamp": "20191016T204313Z",
// "storeId": "amzn1.application-oa2-client.8b5e45312b5248b69eeaStoreId",
// "deliverySpecifications": {
// "specialRestrictions": [
// "RestrictPOBoxes"
// ],
// "addressRestrictions": {
// "type": "Allowed",
// "restrictions": {
// "US": {
// "statesOrRegions": [
// "WA"
// ],
// "zipCodes": [
// "95050",
// "93405"
// ]
// },
// "GB": {
// "zipCodes": [
// "72046",
// "72047"
// ]
// },
// "IN": {
// "statesOrRegions": [
// "AP"
// ]
// },
// "JP": {}
// }
// }
// },
// "providerMetadata": {
// "providerReferenceId": null
// },
// "releaseEnvironment": "Sandbox"
// }
// Sample code for parsing the JSON response...
// Use the following online tool to generate parsing code from sample JSON:
// Generate Parsing Code from JSON
$checkoutSessionId = $jResp->stringOf('checkoutSessionId');
$webCheckoutDetailsCheckoutReviewReturnUrl = $jResp->stringOf('webCheckoutDetails.checkoutReviewReturnUrl');
$webCheckoutDetailsCheckoutResultReturnUrl = $jResp->stringOf('webCheckoutDetails.checkoutResultReturnUrl');
$webCheckoutDetailsCheckoutCancelUrl = $jResp->stringOf('webCheckoutDetails.checkoutCancelUrl');
$webCheckoutDetailsAmazonPayRedirectUrl = $jResp->stringOf('webCheckoutDetails.amazonPayRedirectUrl');
$productType = $jResp->stringOf('productType');
$chargePermissionType = $jResp->stringOf('chargePermissionType');
$recurringMetadataFrequencyUnit = $jResp->stringOf('recurringMetadata.frequency.unit');
$recurringMetadataFrequencyValue = $jResp->stringOf('recurringMetadata.frequency.value');
$recurringMetadataAmountAmount = $jResp->stringOf('recurringMetadata.amount.amount');
$recurringMetadataAmountCurrencyCode = $jResp->stringOf('recurringMetadata.amount.currencyCode');
$paymentDetailsPaymentIntent = $jResp->stringOf('paymentDetails.paymentIntent');
$paymentDetailsCanHandlePendingAuthorization = $jResp->BoolOf('paymentDetails.canHandlePendingAuthorization');
$paymentDetailsChargeAmount = $jResp->stringOf('paymentDetails.chargeAmount');
$paymentDetailsTotalOrderAmount = $jResp->stringOf('paymentDetails.totalOrderAmount');
$paymentDetailsSoftDescriptor = $jResp->stringOf('paymentDetails.softDescriptor');
$paymentDetailsPresentmentCurrency = $jResp->stringOf('paymentDetails.presentmentCurrency');
$paymentDetailsAllowOvercharge = $jResp->stringOf('paymentDetails.allowOvercharge');
$paymentDetailsExtendExpiration = $jResp->stringOf('paymentDetails.extendExpiration');
$merchantMetadataMerchantReferenceId = $jResp->stringOf('merchantMetadata.merchantReferenceId');
$merchantMetadataMerchantStoreName = $jResp->stringOf('merchantMetadata.merchantStoreName');
$merchantMetadataNoteToBuyer = $jResp->stringOf('merchantMetadata.noteToBuyer');
$merchantMetadataCustomInformation = $jResp->stringOf('merchantMetadata.customInformation');
$supplementaryData = $jResp->stringOf('supplementaryData');
$buyer = $jResp->stringOf('buyer');
$billingAddress = $jResp->stringOf('billingAddress');
$statusDetailsState = $jResp->stringOf('statusDetails.state');
$statusDetailsReasonCode = $jResp->stringOf('statusDetails.reasonCode');
$statusDetailsReasonDescription = $jResp->stringOf('statusDetails.reasonDescription');
$statusDetailsLastUpdatedTimestamp = $jResp->stringOf('statusDetails.lastUpdatedTimestamp');
$shippingAddress = $jResp->stringOf('shippingAddress');
$platformId = $jResp->stringOf('platformId');
$chargePermissionId = $jResp->stringOf('chargePermissionId');
$chargeId = $jResp->stringOf('chargeId');
$creationTimestamp = $jResp->stringOf('creationTimestamp');
$expirationTimestamp = $jResp->stringOf('expirationTimestamp');
$storeId = $jResp->stringOf('storeId');
$deliverySpecificationsAddressRestrictionsType = $jResp->stringOf('deliverySpecifications.addressRestrictions.type');
$providerMetadataProviderReferenceId = $jResp->stringOf('providerMetadata.providerReferenceId');
$releaseEnvironment = $jResp->stringOf('releaseEnvironment');
$i = 0;
$count_i = $jResp->SizeOfArray('paymentPreferences');
while ($i < $count_i) {
$jResp->put_I($i);
$nullVal = $jResp->IsNullOf('paymentPreferences[i]');
$i = $i + 1;
}
$i = 0;
$count_i = $jResp->SizeOfArray('constraints');
while ($i < $count_i) {
$jResp->put_I($i);
$constraintId = $jResp->stringOf('constraints[i].constraintId');
$description = $jResp->stringOf('constraints[i].description');
$i = $i + 1;
}
$i = 0;
$count_i = $jResp->SizeOfArray('deliverySpecifications.specialRestrictions');
while ($i < $count_i) {
$jResp->put_I($i);
$strVal = $jResp->stringOf('deliverySpecifications.specialRestrictions[i]');
$i = $i + 1;
}
$i = 0;
$count_i = $jResp->SizeOfArray('deliverySpecifications.addressRestrictions.restrictions.US.statesOrRegions');
while ($i < $count_i) {
$jResp->put_I($i);
$strVal = $jResp->stringOf('deliverySpecifications.addressRestrictions.restrictions.US.statesOrRegions[i]');
$i = $i + 1;
}
$i = 0;
$count_i = $jResp->SizeOfArray('deliverySpecifications.addressRestrictions.restrictions.US.zipCodes');
while ($i < $count_i) {
$jResp->put_I($i);
$strVal = $jResp->stringOf('deliverySpecifications.addressRestrictions.restrictions.US.zipCodes[i]');
$i = $i + 1;
}
$i = 0;
$count_i = $jResp->SizeOfArray('deliverySpecifications.addressRestrictions.restrictions.GB.zipCodes');
while ($i < $count_i) {
$jResp->put_I($i);
$strVal = $jResp->stringOf('deliverySpecifications.addressRestrictions.restrictions.GB.zipCodes[i]');
$i = $i + 1;
}
$i = 0;
$count_i = $jResp->SizeOfArray('deliverySpecifications.addressRestrictions.restrictions.IN.statesOrRegions');
while ($i < $count_i) {
$jResp->put_I($i);
$strVal = $jResp->stringOf('deliverySpecifications.addressRestrictions.restrictions.IN.statesOrRegions[i]');
$i = $i + 1;
}
?>