original_string: protected function init() {
  		
  		if (!($this->options['host'] || $this->options['socket'])
  		||  !$this->options['user'] 
  		||  !$this->options['pass'] 
  		||  !$this->options['db']
  		||  !$this->options['path']
  		||  !$this->options['files_table']) {
  			return false;
  		}
  		
  		
  		$this->db = new mysqli($this->options['host'], $this->options['user'], $this->options['pass'], $this->options['db'], $this->options['port'], $this->options['socket']);
  		if ($this->db->connect_error || @mysqli_connect_error()) {
  			return false;
  		}
  		
  		$this->db->set_charset('utf8');
  
  		if ($res = $this->db->query('SHOW TABLES')) {
  			while ($row = $res->fetch_array()) {
  				if ($row[0] == $this->options['files_table']) {
  					$this->tbf = $this->options['files_table'];
  					break;
  				}
  			}
  		}
  
  		if (!$this->tbf) {
  			return false;
  		}
  
  		$this->updateCache($this->options['path'], $this->_stat($this->options['path']));
  
  		return true;
  	}
code: protected function init() {
  		
  		if (!($this->options['host'] || $this->options['socket'])
  		||  !$this->options['user'] 
  		||  !$this->options['pass'] 
  		||  !$this->options['db']
  		||  !$this->options['path']
  		||  !$this->options['files_table']) {
  			return false;
  		}
  		
  		
  		$this->db = new mysqli($this->options['host'], $this->options['user'], $this->options['pass'], $this->options['db'], $this->options['port'], $this->options['socket']);
  		if ($this->db->connect_error || @mysqli_connect_error()) {
  			return false;
  		}
  		
  		$this->db->set_charset('utf8');
  
  		if ($res = $this->db->query('SHOW TABLES')) {
  			while ($row = $res->fetch_array()) {
  				if ($row[0] == $this->options['files_table']) {
  					$this->tbf = $this->options['files_table'];
  					break;
  				}
  			}
  		}
  
  		if (!$this->tbf) {
  			return false;
  		}
  
  		$this->updateCache($this->options['path'], $this->_stat($this->options['path']));
  
  		return true;
  	}
code_tokens: protected function init ( ) { if ( ! ( $ this -> options [ 'host' ] || $ this -> options [ 'socket' ] ) || ! $ this -> options [ 'user' ] || ! $ this -> options [ 'pass' ] || ! $ this -> options [ 'db' ] || ! $ this -> options [ 'path' ] || ! $ this -> options [ 'files_table' ] ) { return false ; } $ this -> db = new mysqli ( $ this -> options [ 'host' ] , $ this -> options [ 'user' ] , $ this -> options [ 'pass' ] , $ this -> options [ 'db' ] , $ this -> options [ 'port' ] , $ this -> options [ 'socket' ] ) ; if ( $ this -> db -> connect_error || @ mysqli_connect_error ( ) ) { return false ; } $ this -> db -> set_charset ( 'utf8' ) ; if ( $ res = $ this -> db -> query ( 'SHOW TABLES' ) ) { while ( $ row = $ res -> fetch_array ( ) ) { if ( $ row [ 0 ] == $ this -> options [ 'files_table' ] ) { $ this -> tbf = $ this -> options [ 'files_table' ] ; break ; } } } if ( ! $ this -> tbf ) { return false ; } $ this -> updateCache ( $ this -> options [ 'path' ] , $ this -> _stat ( $ this -> options [ 'path' ] ) ) ; return true ; }
docstring: Prepare driver before mount volume.
  Connect to db, check required tables and fetch root path
  
  @return bool
  @author Dmitry (dio) Levashov
docstring_tokens: Prepare driver before mount volume . Connect to db check required tables and fetch root path