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<?php
/**
* Akeeba Engine
* The modular PHP5 site backup engine
*
* @copyright Copyright (c)2006-2015 Nicholas K. Dionysopoulos
* @license GNU GPL version 3 or, at your option, any later version
* @package akeebaengine
*
*/
namespace Akeeba\Engine\Postproc;
// Protection against direct access
defined('AKEEBAENGINE') or die();
use Psr\Log\LogLevel;
use Akeeba\Engine\Factory;
use Akeeba\Engine\Postproc\Connector\Amazons3 as ConnectorAmazons3;
class Dreamobjects extends Base
{
public $cache = null;
public function __construct()
{
$this->can_delete = true;
$this->can_download_to_browser = false;
$this->can_download_to_file = true;
}
public function processPart($absolute_filename, $upload_as = null)
{
// Retrieve engine configuration data
$config = Factory::getConfiguration();
$accesskey = trim($config->get('engine.postproc.dreamobjects.accesskey', ''));
$secret = trim($config->get('engine.postproc.dreamobjects.secretkey', ''));
$usessl = $config->get('engine.postproc.dreamobjects.usessl', 0) == 0 ? false : true;
$bucket = $config->get('engine.postproc.dreamobjects.bucket', '');
$directory = $config->get('volatile.postproc.directory', null);
$lowercase = $config->get('engine.postproc.dreamobjects.lowercase', 1);
if (empty($directory))
{
$directory = $config->get('engine.postproc.dreamobjects.directory', 0);
}
// Sanity checks
if (empty($accesskey))
{
$this->setError('You have not set up your DreamObjects Access Key');
return false;
}
if (empty($secret))
{
$this->setError('You have not set up your DreamObjects Secret Key');
return false;
}
if(!function_exists('curl_init'))
{
$this->setWarning('cURL is not enabled, please enable it in order to post-process your archives');
return false;
}
if (empty($bucket))
{
$this->setError('You have not set up your DreamObjects Bucket');
return false;
}
else
{
// Remove any slashes from the bucket
$bucket = str_replace('/', '', $bucket);
if ($lowercase)
{
$bucket = strtolower($bucket);
}
}
// Create an S3 instance with the required credentials
$s3 = ConnectorAmazons3::getInstance($accesskey, $secret, $usessl);
$s3->defaultHost = 'objects.dreamhost.com';
// If we are here, we'll have to start uploading the file. Let's prepare ourselves for that.
// Fix the directory name, if required
if (!empty($directory))
{
$directory = trim($directory);
$directory = ltrim(Factory::getFilesystemTools()->TranslateWinPath($directory), '/');
}
else
{
$directory = '';
}
// Parse tags
$directory = Factory::getFilesystemTools()->replace_archive_name_variables($directory);
$config->set('volatile.postproc.directory', $directory);
// Calculate relative remote filename
$filename = empty($upload_as) ? basename($absolute_filename) : $upload_as;
if (!empty($directory) && ($directory != '/'))
{
$filename = $directory . '/' . $filename;
}
// Store the absolute remote path in the class property
$this->remote_path = $filename;
// Do we have to upload in one go or do a multipart upload instead?
$filesize = @filesize($absolute_filename);
Factory::getLog()->log(LogLevel::DEBUG, "DreamObjects -- Uploading " . basename($absolute_filename));
// Legacy single part uploads
$result = $s3->putObject(
ConnectorAmazons3::inputFile($absolute_filename, false), // File to read from
$bucket, // Bucket name
$filename, // Remote relative filename, including directory
ConnectorAmazons3::ACL_PRIVATE, // ACL (bucket owner has full control, file owner gets full control)
array(), // Meta headers
// Other request headers
array()
);
// Return the result
$this->propagateFromObject($s3);
return $result;
}
/**
* Implements object deletion
*/
public function delete($path)
{
// Retrieve engine configuration data
$config = Factory::getConfiguration();
$accesskey = trim($config->get('engine.postproc.dreamobjects.accesskey', ''));
$secret = trim($config->get('engine.postproc.dreamobjects.secretkey', ''));
$usessl = $config->get('engine.postproc.dreamobjects.usessl', 0) == 0 ? false : true;
$bucket = $config->get('engine.postproc.dreamobjects.bucket', '');
$lowercase = $config->get('engine.postproc.dreamobjects.lowercase', 1);
// Sanity checks
if (empty($accesskey))
{
$this->setError('You have not set up your DreamObjects Access Key');
return false;
}
if (empty($secret))
{
$this->setError('You have not set up your DreamObjects Secret Key');
return false;
}
if (empty($bucket))
{
$this->setError('You have not set up your DreamObjects Bucket');
return false;
}
else
{
// Remove any slashes from the bucket
$bucket = str_replace('/', '', $bucket);
if ($lowercase)
{
$bucket = strtolower($bucket);
}
}
// Create an S3 instance with the required credentials
$s3 = ConnectorAmazons3::getInstance($accesskey, $secret, $usessl);
$s3->defaultHost = 'objects.dreamhost.com';
// Delete the file
$result = $s3->deleteObject($bucket, $path);
// Return the result
$this->propagateFromObject($s3);
return $result;
}
public function downloadToFile($remotePath, $localFile, $fromOffset = null, $length = null)
{
// Retrieve engine configuration data
$config = Factory::getConfiguration();
$accesskey = trim($config->get('engine.postproc.dreamobjects.accesskey', ''));
$secret = trim($config->get('engine.postproc.dreamobjects.secretkey', ''));
$usessl = $config->get('engine.postproc.dreamobjects.usessl', 0) == 0 ? false : true;
$bucket = $config->get('engine.postproc.dreamobjects.bucket', '');
$lowercase = $config->get('engine.postproc.dreamobjects.lowercase', 1);
// Sanity checks
if (empty($accesskey))
{
$this->setError('You have not set up your DreamObjects Access Key');
return false;
}
if (empty($secret))
{
$this->setError('You have not set up your DreamObjects Secret Key');
return false;
}
if (empty($bucket))
{
$this->setError('You have not set up your DreamObjects Bucket');
return false;
}
else
{
// Remove any slashes from the bucket
$bucket = str_replace('/', '', $bucket);
if ($lowercase)
{
$bucket = strtolower($bucket);
}
}
// Create an S3 instance with the required credentials
$s3 = ConnectorAmazons3::getInstance($accesskey, $secret, $usessl);
$s3->defaultHost = 'objects.dreamhost.com';
if ($fromOffset && $length)
{
$toOffset = $fromOffset + $length - 1;
}
else
{
$toOffset = null;
}
$result = $s3->getObject($bucket, $remotePath, $localFile, $fromOffset, $toOffset);
// Return the result
$this->propagateFromObject($s3);
return $result;
}
}