/**
* Uploads backup file from server to Amazon S3.
*
* @param array $args arguments passed to the function
* [as3_bucket_region] -> Amazon S3 bucket region
* [as3_bucket] -> Amazon S3 bucket
* [as3_access_key] -> Amazon S3 access key
* [as3_secure_key] -> Amazon S3 secure key
* [as3_directory] -> folder on user's Amazon S3 account which backup file should be upload to
* [as3_site_folder] -> subfolder with site name in as3_directory which backup file should be upload to
* [backup_file] -> absolute path of backup file on local server
* @return bool|array true is successful, array with error message if not
*/
function amazons3_backup($args)
{
if ($this->mmb_function_exists('curl_init')) {
require_once 'lib/s3.php';
extract($args);
if ($as3_site_folder == true) {
$as3_directory .= '/' . $this->site_name;
}
$endpoint = isset($as3_bucket_region) ? $as3_bucket_region : 's3.amazonaws.com';
try {
$s3 = new mwpS3(trim($as3_access_key), trim(str_replace(' ', '+', $as3_secure_key)), false, $endpoint);
if ($s3->putObjectFile($backup_file, $as3_bucket, $as3_directory . '/' . basename($backup_file), mwpS3::ACL_PRIVATE)) {
return true;
} else {
return array('error' => 'Failed to upload to Amazon S3. Please check your details and set upload/delete permissions on your bucket.', 'partial' => 1);
}
} catch (Exception $e) {
$err = $e->getMessage();
if ($err) {
return array('error' => 'Failed to upload to AmazonS3 (' . $err . ').');
} else {
return array('error' => 'Failed to upload to Amazon S3.');
}
}
} else {
return array('error' => 'You cannot use Amazon S3 on your server. Please enable curl extension first.', 'partial' => 1);
}
}
