/**
* Save a backup of the file
*
*/
public function SaveBackup()
{
global $dataDir;
$dir = $dataDir . '/data/_backup/pages/' . $this->gp_index;
if ($this->draft_exists) {
$contents = \gp\tool\Files::GetRaw($this->draft_file);
} else {
$contents = \gp\tool\Files::GetRaw($this->file);
}
//use the request time
$time = \gp\tool\Editing::ReqTime();
//backup file name
$len = strlen($contents);
$backup_file = $dir . '/' . $time . '.' . $len;
if (isset($this->file_stats['username']) && $this->file_stats['username']) {
$backup_file .= '.' . $this->file_stats['username'];
}
//compress
if (function_exists('gzencode') && function_exists('readgzfile')) {
$backup_file .= '.gze';
$contents = gzencode($contents, 9);
}
if (file_exists($backup_file)) {
return true;
}
if (!\gp\tool\Files::Save($backup_file, $contents)) {
return false;
}
$this->CleanBackupFolder();
return true;
}