mirror of
https://grond.iut-fbleau.fr/stiti/SAE_2.02
synced 2024-12-29 18:12:18 +01:00
669 lines
14 KiB
PHP
669 lines
14 KiB
PHP
<?php
|
|
/**
|
|
* CodeIgniter
|
|
*
|
|
* An open source application development framework for PHP
|
|
*
|
|
* This content is released under the MIT License (MIT)
|
|
*
|
|
* Copyright (c) 2019 - 2022, CodeIgniter Foundation
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*
|
|
* @package CodeIgniter
|
|
* @author EllisLab Dev Team
|
|
* @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/)
|
|
* @copyright Copyright (c) 2014 - 2019, British Columbia Institute of Technology (https://bcit.ca/)
|
|
* @copyright Copyright (c) 2019 - 2022, CodeIgniter Foundation (https://codeigniter.com/)
|
|
* @license https://opensource.org/licenses/MIT MIT License
|
|
* @link https://codeigniter.com
|
|
* @since Version 1.0.0
|
|
* @filesource
|
|
*/
|
|
defined('BASEPATH') OR exit('No direct script access allowed');
|
|
|
|
/**
|
|
* FTP Class
|
|
*
|
|
* @package CodeIgniter
|
|
* @subpackage Libraries
|
|
* @category Libraries
|
|
* @author EllisLab Dev Team
|
|
* @link https://codeigniter.com/userguide3/libraries/ftp.html
|
|
*/
|
|
class CI_FTP {
|
|
|
|
/**
|
|
* FTP Server hostname
|
|
*
|
|
* @var string
|
|
*/
|
|
public $hostname = '';
|
|
|
|
/**
|
|
* FTP Username
|
|
*
|
|
* @var string
|
|
*/
|
|
public $username = '';
|
|
|
|
/**
|
|
* FTP Password
|
|
*
|
|
* @var string
|
|
*/
|
|
public $password = '';
|
|
|
|
/**
|
|
* FTP Server port
|
|
*
|
|
* @var int
|
|
*/
|
|
public $port = 21;
|
|
|
|
/**
|
|
* Passive mode flag
|
|
*
|
|
* @var bool
|
|
*/
|
|
public $passive = TRUE;
|
|
|
|
/**
|
|
* Debug flag
|
|
*
|
|
* Specifies whether to display error messages.
|
|
*
|
|
* @var bool
|
|
*/
|
|
public $debug = FALSE;
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Connection ID
|
|
*
|
|
* @var resource
|
|
*/
|
|
protected $conn_id;
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Constructor
|
|
*
|
|
* @param array $config
|
|
* @return void
|
|
*/
|
|
public function __construct($config = array())
|
|
{
|
|
empty($config) OR $this->initialize($config);
|
|
log_message('info', 'FTP Class Initialized');
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Initialize preferences
|
|
*
|
|
* @param array $config
|
|
* @return void
|
|
*/
|
|
public function initialize($config = array())
|
|
{
|
|
foreach ($config as $key => $val)
|
|
{
|
|
if (isset($this->$key))
|
|
{
|
|
$this->$key = $val;
|
|
}
|
|
}
|
|
|
|
// Prep the hostname
|
|
$this->hostname = preg_replace('|.+?://|', '', $this->hostname);
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* FTP Connect
|
|
*
|
|
* @param array $config Connection values
|
|
* @return bool
|
|
*/
|
|
public function connect($config = array())
|
|
{
|
|
if (count($config) > 0)
|
|
{
|
|
$this->initialize($config);
|
|
}
|
|
|
|
if (FALSE === ($this->conn_id = @ftp_connect($this->hostname, $this->port)))
|
|
{
|
|
if ($this->debug === TRUE)
|
|
{
|
|
$this->_error('ftp_unable_to_connect');
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
if ( ! $this->_login())
|
|
{
|
|
if ($this->debug === TRUE)
|
|
{
|
|
$this->_error('ftp_unable_to_login');
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
// Set passive mode if needed
|
|
if ($this->passive === TRUE)
|
|
{
|
|
ftp_pasv($this->conn_id, TRUE);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* FTP Login
|
|
*
|
|
* @return bool
|
|
*/
|
|
protected function _login()
|
|
{
|
|
return @ftp_login($this->conn_id, $this->username, $this->password);
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Validates the connection ID
|
|
*
|
|
* @return bool
|
|
*/
|
|
protected function _is_conn()
|
|
{
|
|
if ($this->conn_id === FALSE)
|
|
{
|
|
if ($this->debug === TRUE)
|
|
{
|
|
$this->_error('ftp_no_connection');
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Change directory
|
|
*
|
|
* The second parameter lets us momentarily turn off debugging so that
|
|
* this function can be used to test for the existence of a folder
|
|
* without throwing an error. There's no FTP equivalent to is_dir()
|
|
* so we do it by trying to change to a particular directory.
|
|
* Internally, this parameter is only used by the "mirror" function below.
|
|
*
|
|
* @param string $path
|
|
* @param bool $suppress_debug
|
|
* @return bool
|
|
*/
|
|
public function changedir($path, $suppress_debug = FALSE)
|
|
{
|
|
if ( ! $this->_is_conn())
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
$result = @ftp_chdir($this->conn_id, $path);
|
|
|
|
if ($result === FALSE)
|
|
{
|
|
if ($this->debug === TRUE && $suppress_debug === FALSE)
|
|
{
|
|
$this->_error('ftp_unable_to_changedir');
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Create a directory
|
|
*
|
|
* @param string $path
|
|
* @param int $permissions
|
|
* @return bool
|
|
*/
|
|
public function mkdir($path, $permissions = NULL)
|
|
{
|
|
if ($path === '' OR ! $this->_is_conn())
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
$result = @ftp_mkdir($this->conn_id, $path);
|
|
|
|
if ($result === FALSE)
|
|
{
|
|
if ($this->debug === TRUE)
|
|
{
|
|
$this->_error('ftp_unable_to_mkdir');
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
// Set file permissions if needed
|
|
if ($permissions !== NULL)
|
|
{
|
|
$this->chmod($path, (int) $permissions);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Upload a file to the server
|
|
*
|
|
* @param string $locpath
|
|
* @param string $rempath
|
|
* @param string $mode
|
|
* @param int $permissions
|
|
* @return bool
|
|
*/
|
|
public function upload($locpath, $rempath, $mode = 'auto', $permissions = NULL)
|
|
{
|
|
if ( ! $this->_is_conn())
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
if ( ! file_exists($locpath))
|
|
{
|
|
$this->_error('ftp_no_source_file');
|
|
return FALSE;
|
|
}
|
|
|
|
// Set the mode if not specified
|
|
if ($mode === 'auto')
|
|
{
|
|
// Get the file extension so we can set the upload type
|
|
$ext = $this->_getext($locpath);
|
|
$mode = $this->_settype($ext);
|
|
}
|
|
|
|
$mode = ($mode === 'ascii') ? FTP_ASCII : FTP_BINARY;
|
|
|
|
$result = @ftp_put($this->conn_id, $rempath, $locpath, $mode);
|
|
|
|
if ($result === FALSE)
|
|
{
|
|
if ($this->debug === TRUE)
|
|
{
|
|
$this->_error('ftp_unable_to_upload');
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
// Set file permissions if needed
|
|
if ($permissions !== NULL)
|
|
{
|
|
$this->chmod($rempath, (int) $permissions);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Download a file from a remote server to the local server
|
|
*
|
|
* @param string $rempath
|
|
* @param string $locpath
|
|
* @param string $mode
|
|
* @return bool
|
|
*/
|
|
public function download($rempath, $locpath, $mode = 'auto')
|
|
{
|
|
if ( ! $this->_is_conn())
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
// Set the mode if not specified
|
|
if ($mode === 'auto')
|
|
{
|
|
// Get the file extension so we can set the upload type
|
|
$ext = $this->_getext($rempath);
|
|
$mode = $this->_settype($ext);
|
|
}
|
|
|
|
$mode = ($mode === 'ascii') ? FTP_ASCII : FTP_BINARY;
|
|
|
|
$result = @ftp_get($this->conn_id, $locpath, $rempath, $mode);
|
|
|
|
if ($result === FALSE)
|
|
{
|
|
if ($this->debug === TRUE)
|
|
{
|
|
$this->_error('ftp_unable_to_download');
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Rename (or move) a file
|
|
*
|
|
* @param string $old_file
|
|
* @param string $new_file
|
|
* @param bool $move
|
|
* @return bool
|
|
*/
|
|
public function rename($old_file, $new_file, $move = FALSE)
|
|
{
|
|
if ( ! $this->_is_conn())
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
$result = @ftp_rename($this->conn_id, $old_file, $new_file);
|
|
|
|
if ($result === FALSE)
|
|
{
|
|
if ($this->debug === TRUE)
|
|
{
|
|
$this->_error('ftp_unable_to_'.($move === FALSE ? 'rename' : 'move'));
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Move a file
|
|
*
|
|
* @param string $old_file
|
|
* @param string $new_file
|
|
* @return bool
|
|
*/
|
|
public function move($old_file, $new_file)
|
|
{
|
|
return $this->rename($old_file, $new_file, TRUE);
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Rename (or move) a file
|
|
*
|
|
* @param string $filepath
|
|
* @return bool
|
|
*/
|
|
public function delete_file($filepath)
|
|
{
|
|
if ( ! $this->_is_conn())
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
$result = @ftp_delete($this->conn_id, $filepath);
|
|
|
|
if ($result === FALSE)
|
|
{
|
|
if ($this->debug === TRUE)
|
|
{
|
|
$this->_error('ftp_unable_to_delete');
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Delete a folder and recursively delete everything (including sub-folders)
|
|
* contained within it.
|
|
*
|
|
* @param string $filepath
|
|
* @return bool
|
|
*/
|
|
public function delete_dir($filepath)
|
|
{
|
|
if ( ! $this->_is_conn())
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
// Add a trailing slash to the file path if needed
|
|
$filepath = preg_replace('/(.+?)\/*$/', '\\1/', $filepath);
|
|
|
|
$list = $this->list_files($filepath);
|
|
if ( ! empty($list))
|
|
{
|
|
for ($i = 0, $c = count($list); $i < $c; $i++)
|
|
{
|
|
// If we can't delete the item it's probably a directory,
|
|
// so we'll recursively call delete_dir()
|
|
if ( ! preg_match('#/\.\.?$#', $list[$i]) && ! @ftp_delete($this->conn_id, $list[$i]))
|
|
{
|
|
$this->delete_dir($filepath.$list[$i]);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (@ftp_rmdir($this->conn_id, $filepath) === FALSE)
|
|
{
|
|
if ($this->debug === TRUE)
|
|
{
|
|
$this->_error('ftp_unable_to_delete');
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Set file permissions
|
|
*
|
|
* @param string $path File path
|
|
* @param int $perm Permissions
|
|
* @return bool
|
|
*/
|
|
public function chmod($path, $perm)
|
|
{
|
|
if ( ! $this->_is_conn())
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
if (@ftp_chmod($this->conn_id, $perm, $path) === FALSE)
|
|
{
|
|
if ($this->debug === TRUE)
|
|
{
|
|
$this->_error('ftp_unable_to_chmod');
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* FTP List files in the specified directory
|
|
*
|
|
* @param string $path
|
|
* @return array
|
|
*/
|
|
public function list_files($path = '.')
|
|
{
|
|
return $this->_is_conn()
|
|
? ftp_nlist($this->conn_id, $path)
|
|
: FALSE;
|
|
}
|
|
|
|
// ------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Read a directory and recreate it remotely
|
|
*
|
|
* This function recursively reads a folder and everything it contains
|
|
* (including sub-folders) and creates a mirror via FTP based on it.
|
|
* Whatever the directory structure of the original file path will be
|
|
* recreated on the server.
|
|
*
|
|
* @param string $locpath Path to source with trailing slash
|
|
* @param string $rempath Path to destination - include the base folder with trailing slash
|
|
* @return bool
|
|
*/
|
|
public function mirror($locpath, $rempath)
|
|
{
|
|
if ( ! $this->_is_conn())
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
// Open the local file path
|
|
if ($fp = @opendir($locpath))
|
|
{
|
|
// Attempt to open the remote file path and try to create it, if it doesn't exist
|
|
if ( ! $this->changedir($rempath, TRUE) && ( ! $this->mkdir($rempath) OR ! $this->changedir($rempath)))
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
// Recursively read the local directory
|
|
while (FALSE !== ($file = readdir($fp)))
|
|
{
|
|
if (is_dir($locpath.$file) && $file[0] !== '.')
|
|
{
|
|
$this->mirror($locpath.$file.'/', $rempath.$file.'/');
|
|
}
|
|
elseif ($file[0] !== '.')
|
|
{
|
|
// Get the file extension so we can se the upload type
|
|
$ext = $this->_getext($file);
|
|
$mode = $this->_settype($ext);
|
|
|
|
$this->upload($locpath.$file, $rempath.$file, $mode);
|
|
}
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Extract the file extension
|
|
*
|
|
* @param string $filename
|
|
* @return string
|
|
*/
|
|
protected function _getext($filename)
|
|
{
|
|
return (($dot = strrpos($filename, '.')) === FALSE)
|
|
? 'txt'
|
|
: substr($filename, $dot + 1);
|
|
}
|
|
|
|
// --------------------------------------------------------------------
|
|
|
|
/**
|
|
* Set the upload type
|
|
*
|
|
* @param string $ext Filename extension
|
|
* @return string
|
|
*/
|
|
protected function _settype($ext)
|
|
{
|
|
return in_array($ext, array('txt', 'text', 'php', 'phps', 'php4', 'js', 'css', 'htm', 'html', 'phtml', 'shtml', 'log', 'xml'), TRUE)
|
|
? 'ascii'
|
|
: 'binary';
|
|
}
|
|
|
|
// ------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Close the connection
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function close()
|
|
{
|
|
return $this->_is_conn()
|
|
? @ftp_close($this->conn_id)
|
|
: FALSE;
|
|
}
|
|
|
|
// ------------------------------------------------------------------------
|
|
|
|
/**
|
|
* Display error message
|
|
*
|
|
* @param string $line
|
|
* @return void
|
|
*/
|
|
protected function _error($line)
|
|
{
|
|
$CI =& get_instance();
|
|
$CI->lang->load('ftp');
|
|
show_error($CI->lang->line($line));
|
|
}
|
|
|
|
}
|