Initial commit

Signed-off-by: Florian Pritz <bluewind@xssn.at>

1 files changed, 618 insertions, 0 deletions

diff --git a/system/libraries/Ftp.php b/system/libraries/Ftp.php
new file mode 100644
index 000000000..6fb170496
--- /dev/null
+++ b/system/libraries/Ftp.php
@@ -0,0 +1,618 @@
+<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+/**
+ * CodeIgniter
+ *
+ * An open source application development framework for PHP 4.3.2 or newer
+ *
+ * @package		CodeIgniter
+ * @author		ExpressionEngine Dev Team
+ * @copyright	Copyright (c) 2008 - 2009, EllisLab, Inc.
+ * @license		http://codeigniter.com/user_guide/license.html
+ * @link		http://codeigniter.com
+ * @since		Version 1.0
+ * @filesource
+ */
+
+// ------------------------------------------------------------------------
+
+/**
+ * FTP Class
+ *
+ * @package		CodeIgniter
+ * @subpackage	Libraries
+ * @category	Libraries
+ * @author		ExpressionEngine Dev Team
+ * @link		http://codeigniter.com/user_guide/libraries/ftp.html
+ */
+class CI_FTP {
+
+	var $hostname	= '';
+	var $username	= '';
+	var $password	= '';
+	var $port		= 21;
+	var $passive	= TRUE;
+	var $debug		= FALSE;
+	var $conn_id	= FALSE;
+
+
+	/**
+	 * Constructor - Sets Preferences
+	 *
+	 * The constructor can be passed an array of config values
+	 */
+	function CI_FTP($config = array())
+	{
+		if (count($config) > 0)
+		{
+			$this->initialize($config);
+		}
+
+		log_message('debug', "FTP Class Initialized");
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Initialize preferences
+	 *
+	 * @access	public
+	 * @param	array
+	 * @return	void
+	 */
+	function initialize($config = array())
+	{
+		foreach ($config as $key => $val)
+		{
+			if (isset($this->$key))
+			{
+				$this->$key = $val;
+			}
+		}
+
+		// Prep the hostname
+		$this->hostname = preg_replace('|.+?://|', '', $this->hostname);
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * FTP Connect
+	 *
+	 * @access	public
+	 * @param	array	 the connection values
+	 * @return	bool
+	 */
+	function connect($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($this->conn_id, TRUE);
+		}
+
+		return TRUE;
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * FTP Login
+	 *
+	 * @access	private
+	 * @return	bool
+	 */
+	function _login()
+	{
+		return @ftp_login($this->conn_id, $this->username, $this->password);
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Validates the connection ID
+	 *
+	 * @access	private
+	 * @return	bool
+	 */
+	function _is_conn()
+	{
+		if ( ! is_resource($this->conn_id))
+		{
+			if ($this->debug == TRUE)
+			{
+				$this->_error('ftp_no_connection');
+			}
+			return FALSE;
+		}
+		return TRUE;
+	}
+
+	// --------------------------------------------------------------------
+
+
+	/**
+	 * Change directory
+	 *
+	 * The second parameter lets us momentarily turn off debugging so that
+	 * this function can be used to test for the existence of a folder
+	 * without throwing an error.  There's no FTP equivalent to is_dir()
+	 * so we do it by trying to change to a particular directory.
+	 * Internally, this parameter is only used by the "mirror" function below.
+	 *
+	 * @access	public
+	 * @param	string
+	 * @param	bool
+	 * @return	bool
+	 */
+	function changedir($path = '', $supress_debug = FALSE)
+	{
+		if ($path == '' OR ! $this->_is_conn())
+		{
+			return FALSE;
+		}
+
+		$result = @ftp_chdir($this->conn_id, $path);
+
+		if ($result === FALSE)
+		{
+			if ($this->debug == TRUE AND $supress_debug == FALSE)
+			{
+				$this->_error('ftp_unable_to_changedir');
+			}
+			return FALSE;
+		}
+
+		return TRUE;
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Create a directory
+	 *
+	 * @access	public
+	 * @param	string
+	 * @return	bool
+	 */
+	function mkdir($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)
+			{
+				$this->_error('ftp_unable_to_makdir');
+			}
+			return FALSE;
+		}
+
+		// Set file permissions if needed
+		if ( ! is_null($permissions))
+		{
+			$this->chmod($path, (int)$permissions);
+		}
+
+		return TRUE;
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Upload a file to the server
+	 *
+	 * @access	public
+	 * @param	string
+	 * @param	string
+	 * @param	string
+	 * @return	bool
+	 */
+	function upload($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)
+			{
+				$this->_error('ftp_unable_to_upload');
+			}
+			return FALSE;
+		}
+
+		// Set file permissions if needed
+		if ( ! is_null($permissions))
+		{
+			$this->chmod($rempath, (int)$permissions);
+		}
+
+		return TRUE;
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Rename (or move) a file
+	 *
+	 * @access	public
+	 * @param	string
+	 * @param	string
+	 * @param	bool
+	 * @return	bool
+	 */
+	function rename($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)
+			{
+				$msg = ($move == FALSE) ? 'ftp_unable_to_rename' : 'ftp_unable_to_move';
+
+				$this->_error($msg);
+			}
+			return FALSE;
+		}
+
+		return TRUE;
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Move a file
+	 *
+	 * @access	public
+	 * @param	string
+	 * @param	string
+	 * @return	bool
+	 */
+	function move($old_file, $new_file)
+	{
+		return $this->rename($old_file, $new_file, TRUE);
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Rename (or move) a file
+	 *
+	 * @access	public
+	 * @param	string
+	 * @return	bool
+	 */
+	function delete_file($filepath)
+	{
+		if ( ! $this->_is_conn())
+		{
+			return FALSE;
+		}
+
+		$result = @ftp_delete($this->conn_id, $filepath);
+
+		if ($result === FALSE)
+		{
+			if ($this->debug == TRUE)
+			{
+				$this->_error('ftp_unable_to_delete');
+			}
+			return FALSE;
+		}
+
+		return TRUE;
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Delete a folder and recursively delete everything (including sub-folders)
+	 * containted within it.
+	 *
+	 * @access	public
+	 * @param	string
+	 * @return	bool
+	 */
+	function delete_dir($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 ($list !== FALSE AND count($list) > 0)
+		{
+			foreach ($list as $item)
+			{
+				// If we can't delete the item it's probaly a folder so
+				// we'll recursively call delete_dir()
+				if ( ! @ftp_delete($this->conn_id, $item))
+				{
+					$this->delete_dir($item);
+				}
+			}
+		}
+
+		$result = @ftp_rmdir($this->conn_id, $filepath);
+
+		if ($result === FALSE)
+		{
+			if ($this->debug == TRUE)
+			{
+				$this->_error('ftp_unable_to_delete');
+			}
+			return FALSE;
+		}
+
+		return TRUE;
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Set file permissions
+	 *
+	 * @access	public
+	 * @param	string 	the file path
+	 * @param	string	the permissions
+	 * @return	bool
+	 */
+	function chmod($path, $perm)
+	{
+		if ( ! $this->_is_conn())
+		{
+			return FALSE;
+		}
+
+		// Permissions can only be set when running PHP 5
+		if ( ! function_exists('ftp_chmod'))
+		{
+			if ($this->debug == TRUE)
+			{
+				$this->_error('ftp_unable_to_chmod');
+			}
+			return FALSE;
+		}
+
+		$result = @ftp_chmod($this->conn_id, $perm, $path);
+
+		if ($result === FALSE)
+		{
+			if ($this->debug == TRUE)
+			{
+				$this->_error('ftp_unable_to_chmod');
+			}
+			return FALSE;
+		}
+
+		return TRUE;
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * FTP List files in the specified directory
+	 *
+	 * @access	public
+	 * @return	array
+	 */
+	function list_files($path = '.')
+	{
+		if ( ! $this->_is_conn())
+		{
+			return FALSE;
+		}
+
+		return ftp_nlist($this->conn_id, $path);
+	}
+
+	// ------------------------------------------------------------------------
+
+	/**
+	 * Read a directory and recreate it remotely
+	 *
+	 * This function recursively reads a folder and everything it contains (including
+	 * sub-folders) and creates a mirror via FTP based on it.  Whatever the directory structure
+	 * of the original file path will be recreated on the server.
+	 *
+	 * @access	public
+	 * @param	string	path to source with trailing slash
+	 * @param	string	path to destination - include the base folder with trailing slash
+	 * @return	bool
+	 */
+	function mirror($locpath, $rempath)
+	{
+		if ( ! $this->_is_conn())
+		{
+			return FALSE;
+		}
+
+		// Open the local file path
+		if ($fp = @opendir($locpath))
+		{
+			// Attempt to open the remote file path.
+			if ( ! $this->changedir($rempath, TRUE))
+			{
+				// If it doesn't exist we'll attempt to create the direcotory
+				if ( ! $this->mkdir($rempath) OR ! $this->changedir($rempath))
+				{
+					return FALSE;
+				}
+			}
+
+			// Recursively read the local directory
+			while (FALSE !== ($file = readdir($fp)))
+			{
+				if (@is_dir($locpath.$file) && substr($file, 0, 1) != '.')
+				{
+					$this->mirror($locpath.$file."/", $rempath.$file."/");
+				}
+				elseif (substr($file, 0, 1) != ".")
+				{
+					// 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, $mode);
+				}
+			}
+			return TRUE;
+		}
+
+		return FALSE;
+	}
+
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Extract the file extension
+	 *
+	 * @access	private
+	 * @param	string
+	 * @return	string
+	 */
+	function _getext($filename)
+	{
+		if (FALSE === strpos($filename, '.'))
+		{
+			return 'txt';
+		}
+
+		$x = explode('.', $filename);
+		return end($x);
+	}
+
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Set the upload type
+	 *
+	 * @access	private
+	 * @param	string
+	 * @return	string
+	 */
+	function _settype($ext)
+	{
+		$text_types = array(
+							'txt',
+							'text',
+							'php',
+							'phps',
+							'php4',
+							'js',
+							'css',
+							'htm',
+							'html',
+							'phtml',
+							'shtml',
+							'log',
+							'xml'
+							);
+
+
+		return (in_array($ext, $text_types)) ? 'ascii' : 'binary';
+	}
+
+	// ------------------------------------------------------------------------
+
+	/**
+	 * Close the connection
+	 *
+	 * @access	public
+	 * @param	string	path to source
+	 * @param	string	path to destination
+	 * @return	bool
+	 */
+	function close()
+	{
+		if ( ! $this->_is_conn())
+		{
+			return FALSE;
+		}
+
+		@ftp_close($this->conn_id);
+	}
+
+	// ------------------------------------------------------------------------
+
+	/**
+	 * Display error message
+	 *
+	 * @access	private
+	 * @param	string
+	 * @return	bool
+	 */
+	function _error($line)
+	{
+		$CI =& get_instance();
+		$CI->lang->load('ftp');
+		show_error($CI->lang->line($line));
+	}
+
+
+}
+// END FTP Class
+
+/* End of file Ftp.php */
+/* Location: ./system/libraries/Ftp.php */
\ No newline at end of file