<?php



/**

 * Copyright 2019 Huawei Technologies Co.,Ltd.

 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use

 * this file except in compliance with the License.  You may obtain a copy of the

 * License at

 *

 * http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software distributed

 * under the License 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.

 *

 */



/**

 * This sample demonstrates how to do object-related operations

 * (such as create/delete/get/copy object, do object ACL/OPTIONS)

 * on OBS using the OBS SDK for PHP.

 */

if (file_exists ( 'vendor/autoload.php' )) {

	require 'vendor/autoload.php';

} else {

	require '../vendor/autoload.php'; // sample env

}



if (file_exists ( 'obs-autoloader.php' )) {

	require 'obs-autoloader.php';

} else {

	require '../obs-autoloader.php'; // sample env

}



use Obs\ObsClient;

use Obs\ObsException;



$ak = '*** Provide your Access Key ***';



$sk = '*** Provide your Secret Key ***';



$endpoint = 'https://your-endpoint:443';



$bucketName = 'my-obs-bucket-demo';



$objectKey = 'my-obs-object-key-demo';





/*

 * Constructs a obs client instance with your account for accessing OBS

 */

$obsClient = ObsClient::factory ( [

		'key' => $ak,

		'secret' => $sk,

		'endpoint' => $endpoint,

		'socket_timeout' => 30,

		'connect_timeout' => 10

] );



try

{

	/*

	 * Create bucket

	 */

	printf("Create a new bucket for demo\n\n");

	$obsClient -> createBucket(['Bucket' => $bucketName]);

	

	/*

	 * Create object

	 */

	$content = 'Hello OBS';

	$obsClient -> putObject(['Bucket' => $bucketName, 'Key' => $objectKey, 'Body' => $content]);

	printf("Create object: %s successfully!\n\n", $objectKey);

	

	

	/*

	 * Get object metadata

	 */

	printf("Getting object metadata\n");

	$resp = $obsClient->getObjectMetadata([

			'Bucket'=>$bucketName,

			'Key'=>$objectKey,

	]);

	printf("\tMetadata:%s\n\n", json_encode($resp));

	

	/*

	 * Get object

	 */

	printf("Getting object content\n");

	$resp = $obsClient -> getObject(['Bucket' => $bucketName, 'Key' => $objectKey]);

	printf("\t%s\n\n", $resp['Body']);

	

	/*

	 * Copy object

	 */

	$sourceBucketName = $bucketName;

	$destBucketName = $bucketName;

	$sourceObjectKey = $objectKey;

	$destObjectKey = $objectKey . '-back';

	printf("Copying object\n\n");

	$obsClient -> copyObject([				

			'Bucket'=> $destBucketName,

			'Key'=> $destObjectKey,

			'CopySource'=>$sourceBucketName . '/' . $sourceObjectKey,

			'MetadataDirective' => ObsClient::CopyMetadata

	]);

	

	/*

	 * Options object

	 */

	doObjectOptions();

	

	/*

	 * Put/Get object acl operations

	 */

	doObjectAclOperations();

	

	/*

	 * Delete object

	 */

	printf("Deleting objects\n\n");

	$obsClient -> deleteObject(['Bucket' => $bucketName, 'Key' => $objectKey]);

	$obsClient -> deleteObject(['Bucket' => $bucketName, 'Key' => $destObjectKey]);

	

} catch ( ObsException $e ) {

	echo 'Response Code:' . $e->getStatusCode () . PHP_EOL;

	echo 'Error Message:' . $e->getExceptionMessage () . PHP_EOL;

	echo 'Error Code:' . $e->getExceptionCode () . PHP_EOL;

	echo 'Request ID:' . $e->getRequestId () . PHP_EOL;

	echo 'Exception Type:' . $e->getExceptionType () . PHP_EOL;

} finally{

	$obsClient->close ();

}



function doObjectOptions()

{

	

	global $obsClient;

	global $bucketName;

	global $objectKey;

	

	$obsClient->setBucketCors ( [

			'Bucket' => $bucketName,

			'CorsRule' => [

					[

							'AllowedMethod' => ['HEAD', 'GET', 'PUT'],

							'AllowedOrigin' => ['http://www.a.com', 'http://www.b.com'],

							'AllowedHeader'=> ['Authorization'],

							'ExposeHeaders' => ['x-obs-test1', 'x-obs-test2'],

							'MaxAgeSeconds' => 100

					]

			]

	] );

	

	$resp = $obsClient->optionsObject([

			'Bucket'=>$bucketName,

			'Key' => $objectKey,

			'Origin'=>'http://www.a.com',

			'AccessControlRequestMethods' => ['PUT'],

			'AccessControlRequestHeaders'=> ['Authorization']

	]);

	printf ("Options bucket: %s\n\n", json_encode($resp -> toArray()));



}



function doObjectAclOperations()

{

	global $obsClient;

	global $bucketName;

	global $objectKey;

	

	printf("Setting object ACL to " . ObsClient::AclPublicRead . "\n\n");

	

	$obsClient ->setObjectAcl([

			'Bucket' => $bucketName,

			'Key' => $objectKey,

			'ACL' => ObsClient::AclPublicRead

	]);

	

	printf("Getting object ACL\n");

	$resp = $obsClient -> getObjectAcl([

			'Bucket' => $bucketName,

			'Key' => $objectKey

	]);

	printf("\tOwner:%s\n", json_encode($resp['Owner']));

	printf("\tGrants:%s\n\n", json_encode($resp['Grants']));

}