/**
* @param $job_object
* @return bool
*/
public function job_run_archive(&$job_object)
{
$job_object->substeps_todo = 2 + $job_object->backup_filesize;
$job_object->log(sprintf(__('%d. Trying to send backup file to S3 Service …', 'backwpup'), $job_object->steps_data[$job_object->step_working]['STEP_TRY']), E_USER_NOTICE);
try {
$s3 = new AmazonS3(array('key' => $job_object->job['s3accesskey'], 'secret' => BackWPup_Encryption::decrypt($job_object->job['s3secretkey']), 'certificate_authority' => TRUE));
$base_url = $this->get_s3_base_url($job_object->job['s3region'], $job_object->job['s3base_url']);
if (stristr($base_url, 'amazonaws.com')) {
$s3->set_region(str_replace(array('http://', 'https://'), '', $base_url));
} else {
$s3->set_hostname(str_replace(array('http://', 'https://'), '', $base_url));
$s3->allow_hostname_override(FALSE);
if (substr($base_url, -1) == '/') {
$s3->enable_path_style(TRUE);
}
}
if (stristr($base_url, 'http://')) {
$s3->disable_ssl();
}
if ($s3->if_bucket_exists($job_object->job['s3bucket'])) {
$job_object->log(sprintf(__('Connected to S3 Bucket "%1$s" in %2$s', 'backwpup'), $job_object->job['s3bucket'], $base_url), E_USER_NOTICE);
} else {
$job_object->log(sprintf(__('S3 Bucket "%s" does not exist!', 'backwpup'), $job_object->job['s3bucket']), E_USER_ERROR);
return TRUE;
}
//transfer file to S3
$job_object->log(__('Starting upload to S3 Service …', 'backwpup'), E_USER_NOTICE);
//Transfer Backup to S3
if ($job_object->job['s3storageclass'] == 'REDUCED_REDUNDANCY') {
//set reduced redundancy or not
$storage = AmazonS3::STORAGE_REDUCED;
} else {
$storage = AmazonS3::STORAGE_STANDARD;
}
if (empty($job_object->job['s3ssencrypt'])) {
$job_object->job['s3ssencrypt'] = NULL;
}
//set progress bar
$s3->register_streaming_read_callback(array($job_object, 'curl_read_callback'));
$result = $s3->create_object($job_object->job['s3bucket'], $job_object->job['s3dir'] . $job_object->backup_file, array('fileUpload' => $job_object->backup_folder . $job_object->backup_file, 'acl' => AmazonS3::ACL_PRIVATE, 'storage' => $storage, 'encryption' => $job_object->job['s3ssencrypt']));
if ($result->status >= 200 and $result->status < 300) {
$job_object->substeps_done = 1 + $job_object->backup_filesize;
$job_object->log(sprintf(__('Backup transferred to %s.', 'backwpup'), $this->get_s3_base_url($job_object->job['s3region'], $job_object->job['s3base_url']) . '/' . $job_object->job['s3bucket'] . '/' . $job_object->job['s3dir'] . $job_object->backup_file), E_USER_NOTICE);
if (!empty($job_object->job['jobid'])) {
BackWPup_Option::update($job_object->job['jobid'], 'lastbackupdownloadurl', network_admin_url('admin.php') . '?page=backwpupbackups&action=downloads3&file=' . $job_object->job['s3dir'] . $job_object->backup_file . '&jobid=' . $job_object->job['jobid']);
}
} else {
$job_object->log(sprintf(__('Cannot transfer backup to S3! (%1$d) %2$s', 'backwpup'), $result->status, $result->body), E_USER_ERROR);
}
} catch (Exception $e) {
$job_object->log(E_USER_ERROR, sprintf(__('S3 Service API: %s', 'backwpup'), htmlentities($e->getMessage())), $e->getFile(), $e->getLine());
return FALSE;
}
try {
$backupfilelist = array();
$filecounter = 0;
$files = array();
$objects = $s3->list_objects($job_object->job['s3bucket'], array('prefix' => $job_object->job['s3dir']));
if (is_object($objects)) {
foreach ($objects->body->Contents as $object) {
$file = basename((string) $object->Key);
$changetime = strtotime((string) $object->LastModified) + get_option('gmt_offset') * 3600;
if ($job_object->is_backup_archive($file)) {
$backupfilelist[$changetime] = $file;
}
$files[$filecounter]['folder'] = $this->get_s3_base_url($job_object->job['s3region'], $job_object->job['s3base_url']) . '/' . $job_object->job['s3bucket'] . '/' . dirname((string) $object->Key);
$files[$filecounter]['file'] = (string) $object->Key;
$files[$filecounter]['filename'] = basename($object->Key);
$files[$filecounter]['downloadurl'] = network_admin_url('admin.php') . '?page=backwpupbackups&action=downloads3&file=' . (string) $object->Key . '&jobid=' . $job_object->job['jobid'];
$files[$filecounter]['filesize'] = (int) $object->Size;
$files[$filecounter]['time'] = $changetime;
$filecounter++;
}
}
if ($job_object->job['s3maxbackups'] > 0 && is_object($s3)) {
//Delete old backups
if (count($backupfilelist) > $job_object->job['s3maxbackups']) {
ksort($backupfilelist);
$numdeltefiles = 0;
while ($file = array_shift($backupfilelist)) {
if (count($backupfilelist) < $job_object->job['s3maxbackups']) {
break;
}
//delete files on S3
$delete_s3 = $s3->delete_object($job_object->job['s3bucket'], $job_object->job['s3dir'] . $file);
if ($delete_s3) {
foreach ($files as $key => $filedata) {
if ($filedata['file'] == $job_object->job['s3dir'] . $file) {
unset($files[$key]);
}
}
$numdeltefiles++;
} else {
$job_object->log(sprintf(__('Cannot delete backup from %s.', 'backwpup'), $this->get_s3_base_url($job_object->job['s3region'], $job_object->job['s3base_url']) . '/' . $job_object->job['s3bucket'] . '/' . $job_object->job['s3dir'] . $file), E_USER_ERROR);
}
}
if ($numdeltefiles > 0) {
$job_object->log(sprintf(_n('One file deleted on S3 Bucket.', '%d files deleted on S3 Bucket', $numdeltefiles, 'backwpup'), $numdeltefiles), E_USER_NOTICE);
}
}
}
set_site_transient('backwpup_' . $job_object->job['jobid'] . '_s3', $files, 60 * 60 * 24 * 7);
} catch (Exception $e) {
$job_object->log(E_USER_ERROR, sprintf(__('S3 Service API: %s', 'backwpup'), htmlentities($e->getMessage())), $e->getFile(), $e->getLine());
return FALSE;
}
$job_object->substeps_done = 2 + $job_object->backup_filesize;
return TRUE;
}
// UPLOAD SAMPLE FILE TO S3
$_100_percent = 0;
// Create a bucket to upload to
$bucket = 's3-progress-bar-' . strtolower($s3->key);
if (!$s3->if_bucket_exists($bucket)) {
$response = $s3->create_bucket($bucket, AmazonS3::REGION_US_E1);
if (!$response->isOK()) {
die('Could not create `' . $bucket . '`.');
}
}
// Instantiate a new progress bar.
// We won't know the max number of bytes until the download starts, so we'll handle that in our callback.
$progress_bar = new Console_ProgressBar('* %fraction% KB [%bar%] %percent%', '=>', ' ', 100, 1);
$progress_bar->UPDATED = false;
// Register a callback function to execute when a stream is written locally.
$s3->register_streaming_read_callback('read_callback');
function read_callback($curl_handle, $file_handle, $length)
{
// Import from global scope
$progress_bar = $GLOBALS['progress_bar'];
// Have we updated the format with updated information yet?
if (!$progress_bar->UPDATED) {
// Store the total size in local & global scope
$_100_percent = $GLOBALS['_100_percent'] = curl_getinfo($curl_handle, CURLINFO_CONTENT_LENGTH_UPLOAD);
// Add the Content-Length of the file as the max number of bytes.
$progress_bar->reset('* %fraction% KB [%bar%] %percent%', '=>', ' ', 100, $_100_percent);
$progress_bar->UPDATED = true;
}
// Update the progress bar with the cumulative number of bytes uploaded.
$progress_bar->update(curl_getinfo($curl_handle, CURLINFO_SIZE_UPLOAD));
}
