zx/vendor/obs/esdk-obs-php/examples/ListObjectsInFolderSample.php

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2024-07-02 15:32:59 +08:00
<?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 list objects under a specified folder of a bucket
* from 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';
/*
* 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]);
/*
* First prepare folders and sub folders
*/
$keys = [];
$promise = null;
$keyPrefix = 'MyObjectKey';
$folderPrefix = 'src';
$subFolderPrefix = 'test';
for($i = 0; $i<5; $i++){
$key = $folderPrefix . $i . '/';
$obsClient -> putObject(['Bucket'=>$bucketName, 'Key' => $key]);
$keys[] = ['Key' => $key];
for($j = 0; $j < 3; $j++){
$subKey = $key . $subFolderPrefix . $j . '/';
$obsClient -> putObject(['Bucket'=>$bucketName, 'Key' => $subKey]);
$keys[] = ['Key' => $subKey];
}
}
/*
* Insert 2 objects in each folder
*/
$resp = $obsClient -> listObjects(['Bucket' => $bucketName]);
foreach ($resp ['Contents'] as $content ) {
for($k =0; $k < 2; $k++){
$objectKey = $content['Key'] . $keyPrefix . $k;
$obsClient -> putObject(['Bucket'=>$bucketName, 'Key' => $objectKey, 'Body' => 'Hello OBS']);
$keys[] = ['Key' => $objectKey];
}
}
/*
* Insert 2 objects in root path
*/
$obsClient -> putObject(['Bucket'=>$bucketName, 'Key' => $keyPrefix . '0', 'Body' => 'Hello OBS']);
$obsClient -> putObject(['Bucket'=>$bucketName, 'Key' => $keyPrefix . '1', 'Body' => 'Hello OBS']);
printf("Put %d objects completed.\n\n", count($keys));
/*
* List all objects in folder src0/
*/
printf("List all objects in folder src0/\n\n");
$resp = $obsClient -> listObjects(['Bucket' => $bucketName, 'Prefix' => 'src0/']);
foreach ( $resp ['Contents'] as $content ) {
printf("\t%s etag[%s]\n", $content ['Key'], $content ['ETag']);
}
printf("\n");
/*
* List all objects in sub folder src0/test0/
*/
printf("List all objects in folder src0/test0/\n\n");
$resp = $obsClient -> listObjects(['Bucket' => $bucketName, 'Prefix' => 'src0/test0/']);
foreach ( $resp ['Contents'] as $content ) {
printf("\t%s etag[%s]\n", $content ['Key'], $content ['ETag']);
}
printf("\n");
/*
* List all objects group by folder
*/
printf("List all objects group by folder\n\n");
$resp = $obsClient -> listObjects(['Bucket' => $bucketName, 'Delimiter' => '/']);
printf("Root path:\n");
foreach ( $resp ['Contents'] as $content ) {
printf("\t%s etag[%s]\n", $content ['Key'], $content ['ETag']);
}
listObjectsByPrefix($resp);
printf("\n");
/*
* Delete all the objects created
*/
$resp = $obsClient->deleteObjects([
'Bucket'=>$bucketName,
'Objects'=>$keys,
'Quiet'=> false,
]);
printf("Delete results:\n\n");
$i = 0;
foreach ($resp['Deleteds'] as $delete)
{
printf("\tDeleteds[$i][Key]:%s,Deleted[$i][VersionId]:%sDeleted[$i][DeleteMarker]:%sDeleted[$i][DeleteMarkerVersionId]:%s\n",
$delete['Key'],$delete['VersionId'],$delete['DeleteMarker'],$delete['DeleteMarkerVersionId']);
$i++;
}
printf("\n");
printf("Error results:\n\n");
$i = 0;
foreach ($resp['Errors'] as $error)
{
printf("\tErrors[$i][Key]:%s,Errors[$i][VersionId]:%sErrors[$i][Code]:%sErrors[$i][Message]:%s\n",
$error['Key'],$error['VersionId'],$error['Code'],$error['Message']);
$i++;
}
} 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{
$obsClient->close ();
}
function listObjectsByPrefix($resp){
global $obsClient;
global $bucketName;
while(!empty($resp ['CommonPrefixes'])){
foreach ($resp ['CommonPrefixes'] as $commonPrefix){
$commonPrefix = $commonPrefix['Prefix'];
printf("Folder %s:\n", $commonPrefix);
$resp = $obsClient -> listObjects(['Bucket' => $bucketName, 'Delimiter' => '/', 'Prefix' => $commonPrefix]);
foreach ( $resp ['Contents'] as $content ) {
printf("\t%s etag[%s]\n", $content ['Key'], $content ['ETag']);
}
listObjectsByPrefix($resp);
}
}
}