freenetis-github/system/libraries/Archive.php @ 5ab3bf57
| 8baed187 | Michal Kliment | <?php defined('SYSPATH') or die('No direct script access.');
|
|
/**
|
|||
* Archive library.
|
|||
*
|
|||
* $Id: Archive.php 1924 2008-02-05 16:39:20Z Shadowhand $
|
|||
*
|
|||
* @package Archive
|
|||
* @author Kohana Team
|
|||
* @copyright (c) 2007-2008 Kohana Team
|
|||
* @license http://kohanaphp.com/license.html
|
|||
*/
|
|||
class Archive {
|
|||
// Files and directories
|
|||
protected $paths;
|
|||
// Driver instance
|
|||
protected $driver;
|
|||
/**
|
|||
* Loads the archive driver.
|
|||
*
|
|||
* @throws Kohana_Exception
|
|||
* @param string type of archive to create
|
|||
* @return void
|
|||
*/
|
|||
public function __construct($type = NULL)
|
|||
{
|
|||
$type = empty($type) ? 'zip' : $type;
|
|||
// Set driver name
|
|||
$driver = 'Archive_'.ucfirst($type).'_Driver';
|
|||
// Load the driver
|
|||
if ( ! Kohana::auto_load($driver))
|
|||
throw new Kohana_Exception('archive.driver_not_supported', $type);
|
|||
// Initialize the driver
|
|||
$this->driver = new $driver();
|
|||
// Validate the driver
|
|||
if ( ! ($this->driver instanceof Archive_Driver))
|
|||
throw new Kohana_Exception('archive.driver_implements', $type);
|
|||
Log::add('debug', 'Archive Library initialized');
|
|||
}
|
|||
/**
|
|||
* Adds files or directories, recursively, to an archive.
|
|||
*
|
|||
* @param string file or directory to add
|
|||
* @param string name to use for the given file or directory
|
|||
* @param bool add files recursively, used with directories
|
|||
* @return object
|
|||
*/
|
|||
public function add($path, $name = NULL, $recursive = NULL)
|
|||
{
|
|||
// Normalize to forward slashes
|
|||
$path = str_replace('\\', '/', $path);
|
|||
// Set the name
|
|||
($name === NULL) and $name = $path;
|
|||
if (file_exists($path) AND is_dir($path))
|
|||
{
|
|||
// Force directories to end with a slash
|
|||
$path = rtrim($path, '/').'/';
|
|||
$name = rtrim($name, '/').'/';
|
|||
// Add the directory to the paths
|
|||
$this->paths[] = array($path, $name);
|
|||
if ($recursive == TRUE)
|
|||
{
|
|||
$dir = opendir($path);
|
|||
while (($file = readdir($dir)) !== FALSE)
|
|||
{
|
|||
// Do not add hidden files or directories
|
|||
if (substr($file, 0, 1) === '.')
|
|||
continue;
|
|||
// Add directory contents
|
|||
$this->add($path.$file, $name.$file, TRUE);
|
|||
}
|
|||
closedir($dir);
|
|||
}
|
|||
}
|
|||
else
|
|||
{
|
|||
$this->paths[] = array($path, $name);
|
|||
}
|
|||
return $this;
|
|||
}
|
|||
/**
|
|||
* Creates an archive and saves it into a file.
|
|||
*
|
|||
* @throws Kohana_Exception
|
|||
* @param string archive filename
|
|||
* @return boolean
|
|||
*/
|
|||
public function save($filename)
|
|||
{
|
|||
// Get the directory name
|
|||
$directory = pathinfo($filename, PATHINFO_DIRNAME);
|
|||
if ( ! is_writable($directory))
|
|||
throw new Kohana_Exception('archive.directory_unwritable', $directory);
|
|||
if (file_exists($filename))
|
|||
{
|
|||
// Unable to write to the file
|
|||
if ( ! is_writable($filename))
|
|||
throw new Kohana_Exception('archive.filename_conflict', $filename);
|
|||
// Remove the file
|
|||
unlink($filename);
|
|||
}
|
|||
return $this->driver->create($this->paths, $filename);
|
|||
}
|
|||
/**
|
|||
* Creates a raw archive file and returns it.
|
|||
*
|
|||
* @return string
|
|||
*/
|
|||
public function create()
|
|||
{
|
|||
return $this->driver->create($this->paths);
|
|||
}
|
|||
/**
|
|||
* Forces a download of a created archive.
|
|||
*
|
|||
* @param string name of the file that will be downloaded
|
|||
* @return void
|
|||
*/
|
|||
public function download($filename)
|
|||
{
|
|||
download::force($filename, $this->driver->create($this->paths));
|
|||
}
|
|||
} // End Archive
|