### Install Gaufrette FTP Adapter

Source: https://knplabs.github.io/Gaufrette/adapters/ftp

Installs the Gaufrette FTP adapter using Composer. This command requires Composer to be installed on your system. The 'ftp' PHP extension must also be enabled.

```bash
composer require gaufrette/ftp-adapter
```

--------------------------------

### Install Flysystem Dropbox Adapter

Source: https://knplabs.github.io/Gaufrette/adapters/flysystem

This command installs the Flysystem Dropbox adapter using Composer. This is a prerequisite for using the Flysystem adapter with Dropbox.

```bash
$ composer require league/flysystem-dropbox
```

--------------------------------

### Install Azure Blob Storage Adapter for Gaufrette

Source: https://knplabs.github.io/Gaufrette/adapters/azure-blob-storage

This command installs the Azure Blob Storage adapter for Gaufrette using Composer. It requires the Azure SDK for PHP to be installed in your project.

```bash
composer require gaufrette/azure-blob-storage-adapter
```

--------------------------------

### Install PHP-SSH and SSH2 Extension

Source: https://knplabs.github.io/Gaufrette/adapters/sftp

Instructions for installing the necessary PHP extensions for SFTP functionality using Composer and PECL. Ensure these are installed before attempting to use the SFTP adapter.

```bash
composer require herzult/php-ssh:^1.1
pecl install ssh2-beta
```

--------------------------------

### Install Flysystem Adapter for Gaufrette

Source: https://knplabs.github.io/Gaufrette/adapters/flysystem

This command installs the Gaufrette Flysystem adapter using Composer. This adapter enables Gaufrette to work with any Flysystem-compatible adapter.

```bash
composer require gaufrette/flysystem-adapter
```

--------------------------------

### Initialize Gaufrette SFTP Adapter with Filesystem

Source: https://knplabs.github.io/Gaufrette/adapters/sftp

Example of initializing the Gaufrette SFTP adapter and creating a Filesystem instance. This requires an existing SftpClient object, a base directory path, and a boolean to enable automatic directory creation.

```php
<?php

use Gaufrette\Adapter\Sftp as SftpAdapter;
use Gaufrette\Filesystem;

$adapter = new SftpAdapter($sftpClient, '/media', true);
$filesystem = new Filesystem($adapter);
```

--------------------------------

### PHPSpec: Implement Gaufrette Adapter Interface

Source: https://knplabs.github.io/Gaufrette/implementing-new-adapter

This code snippet demonstrates how to start implementing a new adapter for Gaufrette using PHPSpec. It shows the initial setup, instantiation of the adapter with a dependency (KnpStorage), and asserting that the adapter implements the required 'Gaufrette\Adapter' interface.

```php
<?php

class KnpStorageSpec extends ObjectBehavior
{
    function let(KnpStorage $storage)
    {
        $this->beConstructedWith($storage);
    }

    function it_is_adapter()
    {
        $this->shouldImplement('Gaufrette\Adapter');
    }
}

```

--------------------------------

### Install Gaufrette Extras with Composer

Source: https://knplabs.github.io/Gaufrette/extras

This command installs the Gaufrette Extras package using Composer, making its additional features available for your project.

```bash
composer require gaufrette/extras
```

--------------------------------

### Install phpseclib SFTP Adapter via Composer

Source: https://knplabs.github.io/Gaufrette/adapters/phpseclib-sftp

This command installs the necessary phpseclib SFTP adapter package using Composer. It's a prerequisite for using the adapter.

```bash
composer require gaufrette/phpseclib-sftp-adapter
```

--------------------------------

### Install Doctrine DBAL Adapter for Gaufrette

Source: https://knplabs.github.io/Gaufrette/adapters/doctrine-dbal

This command installs the Doctrine DBAL adapter for Gaufrette using Composer. It's a prerequisite for using the adapter.

```bash
composer require gaufrette/doctrine-dbal-adapter
```

--------------------------------

### Install AWS S3 Adapter with Composer

Source: https://knplabs.github.io/Gaufrette/adapters/aws-s3

Installs the Gaufrette AWS S3 adapter using Composer. You can also optionally install a specific version of the AWS SDK for PHP (v2 or v3).

```bash
composer require gaufrette/aws-s3-adapter
composer require aws/aws-sdk-php
```

--------------------------------

### Install Gaufrette GridFS Adapter

Source: https://knplabs.github.io/Gaufrette/adapters/grid-fs

Installs the Gaufrette GridFS adapter using Composer. This library provides the necessary components to integrate Gaufrette with MongoDB's GridFS.

```bash
composer require gaufrette/gridfs-adapter
```

--------------------------------

### Configure Pure Ftpd to Display Hidden Files

Source: https://knplabs.github.io/Gaufrette/adapters/ftp

Configures Pure Ftpd to display hidden files (those starting with a dot). This involves creating a configuration file on the FTP server. This is specific to Pure Ftpd installations.

```bash
echo "yes" > /etc/pure-ftpd/conf/DisplayDotFiles
```

--------------------------------

### Install MongoDB PHP Driver

Source: https://knplabs.github.io/Gaufrette/adapters/grid-fs

Installs the MongoDB PHP driver using the PECL package manager. This is a prerequisite for using the GridFS adapter.

```bash
pecl install mongodb
```

--------------------------------

### Register and Use StreamWrapper for Gaufrette Filesystems (PHP)

Source: https://knplabs.github.io/Gaufrette/streaming

This example shows how to register a Gaufrette filesystem with the StreamWrapper, making it accessible via traditional file paths (e.g., 'gaufrette://'). It demonstrates registering a filesystem, performing copy and unlink operations, and reading file content using standard PHP functions.

```php
$adapter = new InMemoryAdapter(array('hello.txt' => 'Hello World!'));
$filesystem = new Filesystem($adapter);

$map = StreamWrapper::getFilesystemMap();
$map->set('foo', $filesystem);

StreamWrapper::register();

copy('gaufrette://foo/hello.txt', 'gaufrette://foo/world.txt');
unlink('gaufrette://foo/hello.txt');

echo file_get_contents('gaufrette://foo/world.txt'); // Says "Hello World!"
```

--------------------------------

### Use Gaufrette FTP Adapter in PHP

Source: https://knplabs.github.io/Gaufrette/adapters/ftp

Demonstrates how to create and use the Gaufrette FTP adapter in a PHP application. This example shows how to pass connection details and configuration options such as port, username, password, passive mode, directory creation, transfer mode (binary/text), and SSL.

```php
<?php

use Gaufrette\Adapter\Ftp as FtpAdapter;
use Gaufrette\Filesystem;

$adapter = new FtpAdapter('/media', 'my.host.com', array(
    'port'     => 21,
    'username' => 'my_username',
    'password' => 'my_password',
    'passive'  => true,
    'create'   => true, // Whether to create the remote directory if it does not exist
    'mode'     => FTP_BINARY, // Or FTP_TEXT
    'ssl'      => true,
));
$filesystem = new Filesystem($adapter);

```

--------------------------------

### PHP: Connect to Rackspace Storage with Gaufrette

Source: https://knplabs.github.io/Gaufrette/adapters/open-cloud

Demonstrates how to connect to Rackspace cloud storage using its specific SDK and integrate with Gaufrette. This example differs from standard OpenCloud by using the OpenCloud\Rackspace connection class. It requires the OpenCloud SDK and gaufrette/opencloud-adapter. Input includes Rackspace credentials and container name, outputting a Filesystem object.

```php
<?php

use OpenCloud\Rackspace;
use Gaufrette\Adapter\OpenCloud as OpenCloudAdapter;

$connection = new OpenCloud\Rackspace(
     'https://identity.api.rackspacecloud.com/v2.0/',
     array(
         'username' => 'rackspace-user',
         'apiKey' => '0900af093093788912388fc09dde090ffee09'
     )
);

$objectStore = $connection->objectStoreService('cloudFiles', 'LON', 'publicURL');

$adapter = new OpenCloudAdapter(
    $objectStore,
    'container-name'
);
$filesystem = new Filesystem($adapter);

```

--------------------------------

### AWS IAM Policy for S3 Bucket Access

Source: https://knplabs.github.io/Gaufrette/adapters/aws-s3

A recommended IAM policy for granting specific permissions to an S3 bucket. It includes actions for creating, listing, putting, getting, and deleting objects. Replace 'bucket_name' with your actual bucket name.

```json
{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Effect": "Allow",
            "Action": [
                "s3:CreateBucket",
                "s3:ListBucket"
            ],
            "Resource": [
                "arn:aws:s3:::bucket_name"
            ]
        },
        {
            "Effect": "Allow",
            "Action": [
                "s3:PutObject",
                "s3:GetObject",
                "s3:DeleteObject"
            ],
            "Resource": [
                "arn:aws:s3:::bucket_name/*"
            ]
        }
    ]
}

```

--------------------------------

### Gaufrette Basic Usage with Local Filesystem Adapter (PHP)

Source: https://knplabs.github.io/Gaufrette/basic-usage

This snippet illustrates how to initialize and use the Gaufrette filesystem with the local adapter. It demonstrates reading, writing, and renaming files, as well as accessing file metadata such as modification time. Requires the Gaufrette library and a local directory for storage.

```php
<?php

use Gaufrette\Filesystem;
use Gaufrette\Adapter\Local as LocalAdapter;

// First, you need a filesystem adapter
$adapter = new LocalAdapter('/var/media');
$filesystem = new Filesystem($adapter);

// Then, you can access your filesystem directly
var_dump($filesystem->read('myFile')); // bool(false)
$filesystem->write('myFile', 'Hello world!');

// Or use File objects
$file = $filesystem->get('myFile');
echo sprintf('%s (modified %s): %s', $file->getKey(), date('d/m/Y, H:i:s', $file->getMtime()), $file->getContent());
// Will print something like: "myFile (modified 17/01/2016 18:40:36): Hello world!"

// You can also rename your file like this:
$file->rename('my/new/file');

```

--------------------------------

### Initialize Gaufrette GridFS Adapter

Source: https://knplabs.github.io/Gaufrette/adapters/grid-fs

Demonstrates how to initialize the Gaufrette GridFS adapter. It requires a MongoDB client connection and a selected database to interact with GridFS.

```php
$client = new \MongoDB\Client('mongodb://localhost:27017');
$db = $client->selectDatabase('dbname');

$adapter = new \Gaufrette\Adapter\GridFS($db->selectGridFSBucket());
```

--------------------------------

### Wrap Flysystem Dropbox Adapter with Gaufrette

Source: https://knplabs.github.io/Gaufrette/adapters/flysystem

This PHP code demonstrates how to wrap a Flysystem Dropbox adapter with the Gaufrette Flysystem adapter. It initializes a Dropbox client and then creates a Gaufrette Filesystem instance.

```php
<?php

$adapter = new Gaufrette\Adapter\Flysystem(
    new League\Flysystem\Dropbox\DropboxAdapter(
        new Dropbox\Client('<token>', '<consumer_secret>')
    )
);

$filesystem = new Gaufrette\Filesystem($adapter);

```

--------------------------------

### PHP: Initialize AWS S3 Client and Gaufrette Filesystem

Source: https://knplabs.github.io/Gaufrette/adapters/aws-s3

Demonstrates how to initialize an S3 client using the AWS SDK for PHP (v2 and v3) and create a Gaufrette Filesystem instance with the AwsS3Adapter. Requires AWS credentials and a bucket name.

```php
<?php

use Aws\S3\S3Client;
use Gaufrette\Adapter\AwsS3 as AwsS3Adapter;
use Gaufrette\Filesystem;

// For aws-sdk-php v3
$s3client = new S3Client([
    'credentials' => [
        'key'     => 'your_key_here',
        'secret'  => 'your_secret',
    ],
    'version' => 'latest',
    'region'  => 'eu-west-1',
]);
// For aws-sdk-php v2
$s3client = S3Client::factory([
    'credentials' => [
        'key'     => 'your_key_here',
        'secret'  => 'your_secret',
    ],
    'version' => '2006-03-01',
    'region'  => 'eu-west-1',
]);
$adapter = new AwsS3Adapter($s3client,'your-bucket-name');
$filesystem = new Filesystem($adapter);

```

--------------------------------

### Instantiate and Use Azure Blob Storage Adapter with Gaufrette

Source: https://knplabs.github.io/Gaufrette/adapters/azure-blob-storage

Demonstrates how to instantiate and use the Gaufrette Azure Blob Storage adapter in both single-container and multi-container modes. It shows how to configure the adapter with a BlobProxyFactory and connection string, and how to perform write operations.

```php
<?php

$connectionString = '...';
$factory = new Gaufrette\Adapter\AzureBlobStorage\BlobProxyFactory($connectionString);

// single-container mode
$adapter = new Gaufrette\Adapter\AzureBlobStorage($factory, 'my-container');
$filesystem = new Gaufrette\Filesystem($adapter);
// container=my-container, path=my/stuff.txt
$filesystem->write('my/stuff.txt', 'This is my stuff');

// multi-container mode
$adapter = new Gaufrette\Adapter\AzureBlobStorage($factory);
// make auto-created containers public by default
$containerOptions = new MicrosoftAzure\Storage\Blob\Models\CreateContainerOptions;
$containerOptions->setPublicAccess(true);
$adapter->setCreateContainerOptions($containerOptions);
$filesystem = new Gaufrette\Filesystem($adapter);
// container=my (auto-created), path=stuff.txt
$filesystem->write('my/stuff.txt', 'This is my stuff');

```

--------------------------------

### Initialize Gaufrette Filesystem with Doctrine DBAL Adapter (PHP)

Source: https://knplabs.github.io/Gaufrette/adapters/doctrine-dbal

This PHP code demonstrates how to initialize the Gaufrette filesystem using the Doctrine DBAL adapter. It requires a prepared DBAL connection and a table name. The adapter stores files in a specified database table.

```php
<?php

use Gaufrette\Adapter\DoctrineDbal as DbalAdapter;
use Gaufrette\Filesystem;

// Assuming $params contains your DBAL connection parameters
// $connection = DriverManager::getConnection($params);
// For demonstration, we'll mock a connection if not available in context:
if (!isset($connection)) {
    // Mock connection for example purposes if not provided
    $connection = $this->getMockBuilder('Doctrine\DBAL\Connection')->disableOriginalConstructor()->getMock();
}

$adapter = new DbalAdapter($connection, 'files');
$filesystem = new Filesystem($adapter);

```

--------------------------------

### Initialize GoogleCloudStorage Adapter in PHP

Source: https://knplabs.github.io/Gaufrette/adapters/google-cloud-storage

This snippet demonstrates how to initialize the GoogleCloudStorage adapter for Gaufrette. It requires the Google APIs Client Library for PHP and a pre-configured Google Cloud Storage bucket. The output is a Gaufrette Filesystem instance ready for use.

```php
<?php

use Gaufrette\Filesystem;
use Gaufrette\Adapter\GoogleCloudStorage;

$client = new \Google_Client();
$client->setClientId('xxxxxxxxxxxxxxx.apps.googleusercontent.com');
$client->setApplicationName('Gaufrette');

$cred = new \Google_Auth_AssertionCredentials(
    'xxxxxxxxxxxxxxx@developer.gserviceaccount.com',
    array(\Google_Service_Storage::DEVSTORAGE_FULL_CONTROL),
    file_get_contents('key.p12')
);
$client->setAssertionCredentials($cred);
if ($client->getAuth()->isAccessTokenExpired()) {
    $client->getAuth()->refreshTokenWithAssertion($cred);
}

$service = new \Google_Service_Storage($client);
$adapter = new Gaufrette\Adapter\GoogleCloudStorage($service, $config['gcsBucket'], array(
    'acl' => 'public',
), true);
$filesystem = new Gaufrette\Filesystem($adapter);

```

--------------------------------

### Configure Gaufrette with phpseclib SFTP Adapter

Source: https://knplabs.github.io/Gaufrette/adapters/phpseclib-sftp

This code snippet demonstrates how to configure Gaufrette to use the phpseclib SFTP adapter. It involves creating an SFTP connection, logging in, and then instantiating the Gaufrette adapter with the SFTP connection and optional parameters.

```php
$sftp = new phpseclib\Net\SFTP($host = 'localhost', $port = 22);

//now you need to login manually with the lib
$sftp->login('foo', 'bar');

$adapter = new Gaufrette\Adapter\PhpseclibSftp($sftp, $distantDirectory = null, $createDirectoryIfDoesntExist = false);
$filesystem = new Gaufrette\Filesystem($adapter);
```

--------------------------------

### Instantiate Gaufrette APC Adapter (PHP)

Source: https://knplabs.github.io/Gaufrette/adapters/apc

This snippet shows how to create an instance of the Gaufrette APC adapter. It requires the 'apc' PHP extension. The adapter takes a mandatory prefix and an optional Time-To-Live (TTL) value for cached files.

```php
<?php

use Gaufrette\Adapter\Apc as ApcAdapter;
use Gaufrette\Filesystem;

$adapter = new ApcAdapter('/prefix', 600);
$filesystem = new Filesystem($adapter);

```

--------------------------------

### Cache FTP Filesystem using Gaufrette

Source: https://knplabs.github.io/Gaufrette/caching

This PHP code demonstrates how to cache an FTP filesystem using Gaufrette's `CacheAdapter`. It sets up a local cache directory and an FTP adapter, then combines them into a cached filesystem object. The third parameter of `CacheAdapter` defines the cache's time-to-live in seconds.

```php
<?php

use Gaufrette\Filesystem;
use Gaufrette\Adapter\Ftp as FtpAdapter;
use Gaufrette\Adapter\Local as LocalAdapter;
use Gaufrette\Adapter\Cache as CacheAdapter;

// Locale Cache-Directory (e.g. '%kernel.root_dir%/cache/%kernel.environment%/filesystem') with create = true
$local = new LocalAdapter($cacheDirectory, true);
// FTP Adapter with a defined root-path
$ftp = new FtpAdapter($path, $host, $username, $password, $port);

// Cached Adapter with 3600 seconds time to live
$cachedFtp = new CacheAdapter($ftp, $local, 3600);

$filesystem = new Filesystem($cachedFtp);

```

--------------------------------

### PHP: Resolvable Filesystem with AWS S3 Presigned URL

Source: https://knplabs.github.io/Gaufrette/extras

Demonstrates how to use the ResolvableFilesystem with an AWS S3 adapter to generate presigned URLs for objects. It requires an AWS S3 client, bucket name, and directory configuration.

```php
<?php

use Gaufrette\Filesystem;
use Gaufrette\Adapter\AwsS3;
use Gaufrette\Extras\Resolvable\ResolvableFilesystem;
use Gaufrette\Extras\Resolvable\Resolver\AwsS3PresignedUrlResolver; // Corrected import

$client     = // AwsS3 client instantiation
$decorated  = new Filesystem(new AwsS3($client, 'my_bucket', ['directory' => 'root/dir']));
$filesystem = new ResolvableFilesystem(
    $decorated,
    new AwsS3PresignedUrlResolver($client, 'my_bucket', 'root/dir')
);

// should return something like "https://eu-west-1.blabla.aws.com/my_bucket/root/dir/foo/bar.png?token"
var_dump($filesystem->resolve('foo/bar.png'));

```

--------------------------------

### PHP: Connect to OpenCloud Storage with Gaufrette

Source: https://knplabs.github.io/Gaufrette/adapters/open-cloud

Establishes a connection to OpenCloud ObjectStore using the OpenCloud SDK and configures a Gaufrette adapter for filesystem operations. Requires the OpenCloud SDK and gaufrette/opencloud-adapter. Input is connection credentials and container name; output is a configured Filesystem object.

```php
<?php

use OpenCloud\OpenStack;
use Gaufrette\Adapter\OpenCloud as OpenCloudAdapter;

$connection = new OpenCloud\OpenStack(
    'https://example.com/v2/identity',
    array(
        'username' => 'your username',
        'password' => 'your Keystone password',
        'tenantName' => 'your tenant (project) name'
    )
);
$objectStore = $connection->objectStoreService('cloudFiles', 'LON', 'publicURL');

$adapter = new OpenCloudAdapter(
    $objectStore,
    'container-name'
);
$filesystem = new Filesystem($adapter);

```

--------------------------------

### PHP: Use LazyOpenCloud Adapter for Gaufrette

Source: https://knplabs.github.io/Gaufrette/adapters/open-cloud

Implements a lazy-loading Gaufrette adapter for OpenCloud storage to improve performance by deferring authentication until the filesystem is actually used. This is recommended for scenarios where the connection might not always be necessary. It requires an existing OpenCloud connection object and the container name. Output is a Filesystem object initialized with the lazy adapter.

```php
<?php

// ... $connection from previous step, either OpenCloud\OpenStack or OpenCloud\Rackspace instance

$factory = new Gaufrette\Adapter\OpenStackCloudFiles\ObjectStoreFactory($connection);
$adapter = new Gaufrette\Adapter\LazyOpenCloud($factory, 'container-name');

$filesystem = new Filesystem($adapter);

```

--------------------------------

### Define CA Certificate for AmazonS3 Adapter (PHP)

Source: https://knplabs.github.io/Gaufrette/adapters/amazon-s3

This code snippet shows how to define the CA certificate path when using the legacy AmazonS3 adapter with aws-sdk-php < 2. This is necessary for establishing secure HTTPS connections to Amazon servers. It requires no specific inputs or outputs beyond setting the constant.

```php
define("AWS_CERTIFICATE_AUTHORITY", true);
```

--------------------------------

### Configure Proftpd to Display Hidden Files

Source: https://knplabs.github.io/Gaufrette/adapters/ftp

Configures Proftpd to display hidden files by modifying the ListOptions in its configuration file. The specific configuration file path may vary by system, but is typically '/etc/proftpd/proftpd.conf' on Debian systems.

```apache
ListOptions  "-la"
```

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