aws/aws-sdk-php-laravel で S3

routes.php

<?php
Route::get('dir', function()
{
    return View::make('dir');
});

Route::post('dir', function()
{
    $v = Validator::make(Input::all(), ['name' => 'required']);
    if ($v->fails()) {
        return Redirect::back()->withErrors($v);
    }
    // ディレクトリを作成
    $result = AWS::get('s3')->putObject([
        'Bucket' => 'bucketName',
        'Key'    => rtrim(Input::get('name'), '/') . '/',
        'Body'   => ''
    ]);
    echo $result;
});

Route::get('aws', function()
{
    return View::make('aws');
});


Route::post('awsupload', function()
{
    if (Input::hasFile('file')) {
        $file   = Input::file('file');
        $result = AWS::get('s3')->putObject([
            'Bucket'     => 'bucketName',
            'Key'        => "images/{$file->getClientOriginalName()}",
            'SourceFile' => $file->getRealPath(),
            'ACL'        => \Aws\S3\Enum\CannedAcl::PRIVATE_ACCESS // 原則非公開
        ]);
        // TODO 画像データを保存

        return Response::json(['result' => 'success', 'object' => $result->toArray()]);
    }
    return Response::json(['result' => 'error'], 500);
});

Route::get('s3result', function()
{
    // バケットの特定ディレクトリに入っているオブジェクトを取得
    /** @var \Aws\S3\S3Client $s3 */
    $s3      = AWS::get('s3');
    $objects = $s3->getIterator('ListObjects', [
        'Bucket'    => 'bucketName',
        'Prefix'    => 'images/',
        'Delimiter' => '/'
    ]);
    $files   = [];
    foreach ($objects as $o) {
        // フォルダを取り除く(フォルダのサイズは 0 )
        if ($o['Size'] == 0) {
            continue;
        }
        $clazz      = new stdClass;
        $clazz->key = $o['Key'];
        // pre-signed URL(一時公開URL) を取得
        $command    = $s3->getCommand('GetObject', [
            'Bucket' => 'smoochy',
            'Key'    => $clazz->key
        ]);
        // 10分間有効なURLを取得
        $clazz->url = $command->createPresignedUrl('+10 minutes');
        $files[]    = $clazz;
    }
    return View::make('s3result', ['files' => $files, 'objects' => $objects->toArray()]);
});