PHP 및 Amazon S3를 사용하여 파일을 저장하고 관리하는 방법

<?php
require 'vendor/autoload.php'; //引入AWS PHP SDK

use AwsS3S3Client;
use AwsS3ExceptionS3Exception;

//设置访问参数
$bucket = 'my-bucket';
$keyname = 'example-object.txt';
$body = 'Hello World!';

try {
    //创建S3客户端
    $s3 = new S3Client([
        'version' => 'latest',
        'region' => 'us-west-2',
        'credentials' => [
            'key'    => 'ACCESS_KEY',
            'secret' => 'SECRET_KEY',
        ],
    ]);

    //上传文件到桶
    $result = $s3->putObject([
        'Bucket' => $bucket,
        'Key' => $keyname,
        'Body' => $body,
        'ACL' => 'public-read',
    ]);

    //打印上传结果
    echo "Object URL: " . $result['ObjectURL'] . PHP_EOL;
} catch (S3Exception $e) {
    //出错时打印错误消息
    echo $e->getMessage() . PHP_EOL;
}

<?php
require 'vendor/autoload.php'; //引入AWS PHP SDK

use AwsS3S3Client;
use AwsS3ExceptionS3Exception;

//设置访问参数
$bucket = 'my-bucket';
$keyname = 'example-object.txt';

try {
    //创建S3客户端
    $s3 = new S3Client([
        'version' => 'latest',
        'region' => 'us-west-2',
        'credentials' => [
            'key'    => 'ACCESS_KEY',
            'secret' => 'SECRET_KEY',
        ],
    ]);

    //从桶中下载文件
    $result = $s3->getObject([
        'Bucket' => $bucket,
        'Key' => $keyname,
    ]);

    //打印文件内容
    echo $result['Body'];
} catch (S3Exception $e) {
    //出错时打印错误消息
    echo $e->getMessage() . PHP_EOL;
}

<?php
require 'vendor/autoload.php'; //引入AWS PHP SDK

use AwsS3S3Client;
use AwsS3ExceptionS3Exception;

//设置访问参数
$bucket = 'my-bucket';

try {
    //创建S3客户端
    $s3 = new S3Client([
        'version' => 'latest',
        'region' => 'us-west-2',
        'credentials' => [
            'key'    => 'ACCESS_KEY',
            'secret' => 'SECRET_KEY',
        ],
    ]);

    //列出桶中所有文件
    $results = $s3->listObjects([
        'Bucket' => $bucket,
    ]);

    //打印每个文件的信息
    foreach ($results['Contents'] as $object) {
        echo $object['Key'] . PHP_EOL;
        echo $object['LastModified'] . PHP_EOL;
        echo $object['Size'] . PHP_EOL;
    }
} catch (S3Exception $e) {
    //出错时打印错误消息
    echo $e->getMessage() . PHP_EOL;
}