public static function getInstance()
{
if (!self::$instance) {
self::$instance = new self();
}
return self::$instance;
}
/**
* Init or re-init all the processing variables to their default values
*
* This function is called in the constructor, and after each call of {@link process}
*
* @access private
*/
function init()
{
// overiddable variables
$this->file_new_name_body = null;
// replace the name body
$this->file_name_body_add = null;
// append to the name body
$this->file_name_body_pre = null;
// prepend to the name body
$this->file_new_name_ext = null;
// replace the file extension
$this->file_safe_name = true;
// format safely the filename
$this->file_force_extension = true;
// forces extension if there isn't one
$this->file_overwrite = false;
// allows overwritting if the file already exists
$this->file_auto_rename = true;
// auto-rename if the file already exists
$this->dir_auto_create = true;
// auto-creates directory if missing
$this->dir_auto_chmod = true;
// auto-chmod directory if not writeable
$this->dir_chmod = 0777;
// default chmod to use
$this->no_script = true;
// turns scripts into test files
$this->mime_check = true;
// checks the mime type against the allowed list
// these are the different MIME detection methods. if one of these method doesn't work on your
// system, you can deactivate it here; just set it to false
$this->mime_fileinfo = true;
// MIME detection with Fileinfo PECL extension
$this->mime_file = true;
// MIME detection with UNIX file() command
$this->mime_magic = false;
// MIME detection with mime_magic (mime_content_type())
// get the default max size from php.ini
$this->file_max_size_raw = trim(ini_get('upload_max_filesize'));
$this->file_max_size = $this->getsize($this->file_max_size_raw);
$this->forbidden = array();
$this->allowed = array();
$this->mime_types = array();
$this->mime_default_type = 'application/octet-stream';
$this->mime_types = CAT_Helper_Mime::getMimeTypes();
$this->log()->LogDebug('registered mime types', $this->mime_types);
// allow to override default settings
if (CAT_Registry::get('UPLOAD_ENABLE_MIMECHECK') == 'false') {
$this->mime_check = false;
}
if (CAT_Registry::get('UPLOAD_MIME_DEFAULT_TYPE') == 'false') {
$this->mime_default_type = false;
}
$this->allowed = CAT_Helper_Mime::getAllowedMimeTypes();
}