Viewing file:  class-wp-filesystem-ftpsockets.php (10.87 KB) -rw-r--r--
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<?php
/**
* WordPress FTP Sockets Filesystem.
*
* @package WordPress
* @subpackage Filesystem
*/
/**
* WordPress Filesystem Class for implementing FTP Sockets.
*
* @since 2.5.0
* @package WordPress
* @subpackage Filesystem
* @uses WP_Filesystem_Base Extends class
*/
class WP_Filesystem_ftpsockets extends WP_Filesystem_Base {
/**
* @access public
* @var ftp
*/
public $ftp;
/**
* @access public
*
* @param array $opt
*/
public function __construct( $opt = '' ) {
$this->method = 'ftpsockets';
$this->errors = new WP_Error();
// Check if possible to use ftp functions.
if ( ! @include_once( ABSPATH . 'wp-admin/includes/class-ftp.php' ) ) {
return;
}
$this->ftp = new ftp();
if ( empty($opt['port']) )
$this->options['port'] = 21;
else
$this->options['port'] = (int) $opt['port'];
if ( empty($opt['hostname']) )
$this->errors->add('empty_hostname', __('FTP hostname is required'));
else
$this->options['hostname'] = $opt['hostname'];
// Check if the options provided are OK.
if ( empty ($opt['username']) )
$this->errors->add('empty_username', __('FTP username is required'));
else
$this->options['username'] = $opt['username'];
if ( empty ($opt['password']) )
$this->errors->add('empty_password', __('FTP password is required'));
else
$this->options['password'] = $opt['password'];
}
/**
* @access public
*
* @return bool
*/
public function connect() {
if ( ! $this->ftp )
return false;
$this->ftp->setTimeout(FS_CONNECT_TIMEOUT);
if ( ! $this->ftp->SetServer( $this->options['hostname'], $this->options['port'] ) ) {
$this->errors->add( 'connect',
/* translators: %s: hostname:port */
sprintf( __( 'Failed to connect to FTP Server %s' ),
$this->options['hostname'] . ':' . $this->options['port']
)
);
return false;
}
if ( ! $this->ftp->connect() ) {
$this->errors->add( 'connect',
/* translators: %s: hostname:port */
sprintf( __( 'Failed to connect to FTP Server %s' ),
$this->options['hostname'] . ':' . $this->options['port']
)
);
return false;
}
if ( ! $this->ftp->login( $this->options['username'], $this->options['password'] ) ) {
$this->errors->add( 'auth',
/* translators: %s: username */
sprintf( __( 'Username/Password incorrect for %s' ),
$this->options['username']
)
);
return false;
}
$this->ftp->SetType( FTP_BINARY );
$this->ftp->Passive( true );
$this->ftp->setTimeout( FS_TIMEOUT );
return true;
}
/**
* Retrieves the file contents.
*
* @since 2.5.0
* @access public
*
* @param string $file Filename.
* @return string|false File contents on success, false if no temp file could be opened,
* or if the file doesn't exist.
*/
public function get_contents( $file ) {
if ( ! $this->exists($file) )
return false;
$temp = wp_tempnam( $file );
if ( ! $temphandle = fopen( $temp, 'w+' ) ) {
unlink( $temp );
return false;
}
mbstring_binary_safe_encoding();
if ( ! $this->ftp->fget($temphandle, $file) ) {
fclose($temphandle);
unlink($temp);
reset_mbstring_encoding();
return ''; // Blank document, File does exist, It's just blank.
}
reset_mbstring_encoding();
fseek( $temphandle, 0 ); // Skip back to the start of the file being written to
$contents = '';
while ( ! feof($temphandle) )
$contents .= fread($temphandle, 8192);
fclose($temphandle);
unlink($temp);
return $contents;
}
/**
* @access public
*
* @param string $file
* @return array
*/
public function get_contents_array($file) {
return explode("\n", $this->get_contents($file) );
}
/**
* @access public
*
* @param string $file
* @param string $contents
* @param int|bool $mode
* @return bool
*/
public function put_contents($file, $contents, $mode = false ) {
$temp = wp_tempnam( $file );
if ( ! $temphandle = @fopen($temp, 'w+') ) {
unlink($temp);
return false;
}
// The FTP class uses string functions internally during file download/upload
mbstring_binary_safe_encoding();
$bytes_written = fwrite( $temphandle, $contents );
if ( false === $bytes_written || $bytes_written != strlen( $contents ) ) {
fclose( $temphandle );
unlink( $temp );
reset_mbstring_encoding();
return false;
}
fseek( $temphandle, 0 ); // Skip back to the start of the file being written to
$ret = $this->ftp->fput($file, $temphandle);
reset_mbstring_encoding();
fclose($temphandle);
unlink($temp);
$this->chmod($file, $mode);
return $ret;
}
/**
* @access public
*
* @return string
*/
public function cwd() {
$cwd = $this->ftp->pwd();
if ( $cwd )
$cwd = trailingslashit($cwd);
return $cwd;
}
/**
* @access public
*
* @param string $file
* @return bool
*/
public function chdir($file) {
return $this->ftp->chdir($file);
}
/**
* @access public
*
* @param string $file
* @param int|bool $mode
* @param bool $recursive
* @return bool
*/
public function chmod($file, $mode = false, $recursive = false ) {
if ( ! $mode ) {
if ( $this->is_file($file) )
$mode = FS_CHMOD_FILE;
elseif ( $this->is_dir($file) )
$mode = FS_CHMOD_DIR;
else
return false;
}
// chmod any sub-objects if recursive.
if ( $recursive && $this->is_dir($file) ) {
$filelist = $this->dirlist($file);
foreach ( (array)$filelist as $filename => $filemeta )
$this->chmod($file . '/' . $filename, $mode, $recursive);
}
// chmod the file or directory
return $this->ftp->chmod($file, $mode);
}
/**
* @access public
*
* @param string $file
* @return string
*/
public function owner($file) {
$dir = $this->dirlist($file);
return $dir[$file]['owner'];
}
/**
* @access public
*
* @param string $file
* @return string
*/
public function getchmod($file) {
$dir = $this->dirlist($file);
return $dir[$file]['permsn'];
}
/**
* @access public
*
* @param string $file
* @return string
*/
public function group($file) {
$dir = $this->dirlist($file);
return $dir[$file]['group'];
}
/**
* @access public
*
* @param string $source
* @param string $destination
* @param bool $overwrite
* @param int|bool $mode
* @return bool
*/
public function copy($source, $destination, $overwrite = false, $mode = false) {
if ( ! $overwrite && $this->exists($destination) )
return false;
$content = $this->get_contents($source);
if ( false === $content )
return false;
return $this->put_contents($destination, $content, $mode);
}
/**
* @access public
*
* @param string $source
* @param string $destination
* @param bool $overwrite
* @return bool
*/
public function move($source, $destination, $overwrite = false ) {
return $this->ftp->rename($source, $destination);
}
/**
* @access public
*
* @param string $file
* @param bool $recursive
* @param string $type
* @return bool
*/
public function delete($file, $recursive = false, $type = false) {
if ( empty($file) )
return false;
if ( 'f' == $type || $this->is_file($file) )
return $this->ftp->delete($file);
if ( !$recursive )
return $this->ftp->rmdir($file);
return $this->ftp->mdel($file);
}
/**
* @access public
*
* @param string $file
* @return bool
*/
public function exists( $file ) {
$list = $this->ftp->nlist( $file );
if ( empty( $list ) && $this->is_dir( $file ) ) {
return true; // File is an empty directory.
}
return !empty( $list ); //empty list = no file, so invert.
// Return $this->ftp->is_exists($file); has issues with ABOR+426 responses on the ncFTPd server.
}
/**
* @access public
*
* @param string $file
* @return bool
*/
public function is_file($file) {
if ( $this->is_dir($file) )
return false;
if ( $this->exists($file) )
return true;
return false;
}
/**
* @access public
*
* @param string $path
* @return bool
*/
public function is_dir($path) {
$cwd = $this->cwd();
if ( $this->chdir($path) ) {
$this->chdir($cwd);
return true;
}
return false;
}
/**
* @access public
*
* @param string $file
* @return bool
*/
public function is_readable($file) {
return true;
}
/**
* @access public
*
* @param string $file
* @return bool
*/
public function is_writable($file) {
return true;
}
/**
* @access public
*
* @param string $file
* @return bool
*/
public function atime($file) {
return false;
}
/**
* @access public
*
* @param string $file
* @return int
*/
public function mtime($file) {
return $this->ftp->mdtm($file);
}
/**
* @param string $file
* @return int
*/
public function size($file) {
return $this->ftp->filesize($file);
}
/**
* @access public
*
* @param string $file
* @param int $time
* @param int $atime
* @return bool
*/
public function touch($file, $time = 0, $atime = 0 ) {
return false;
}
/**
* @access public
*
* @param string $path
* @param mixed $chmod
* @param mixed $chown
* @param mixed $chgrp
* @return bool
*/
public function mkdir($path, $chmod = false, $chown = false, $chgrp = false ) {
$path = untrailingslashit($path);
if ( empty($path) )
return false;
if ( ! $this->ftp->mkdir($path) )
return false;
if ( ! $chmod )
$chmod = FS_CHMOD_DIR;
$this->chmod($path, $chmod);
return true;
}
/**
* @access public
*
* @param string $path
* @param bool $recursive
*/
public function rmdir($path, $recursive = false ) {
$this->delete($path, $recursive);
}
/**
* @access public
*
* @param string $path
* @param bool $include_hidden
* @param bool $recursive
* @return bool|array
*/
public function dirlist($path = '.', $include_hidden = true, $recursive = false ) {
if ( $this->is_file($path) ) {
$limit_file = basename($path);
$path = dirname($path) . '/';
} else {
$limit_file = false;
}
mbstring_binary_safe_encoding();
$list = $this->ftp->dirlist($path);
if ( empty( $list ) && ! $this->exists( $path ) ) {
reset_mbstring_encoding();
return false;
}
$ret = array();
foreach ( $list as $struc ) {
if ( '.' == $struc['name'] || '..' == $struc['name'] )
continue;
if ( ! $include_hidden && '.' == $struc['name'][0] )
continue;
if ( $limit_file && $struc['name'] != $limit_file )
continue;
if ( 'd' == $struc['type'] ) {
if ( $recursive )
$struc['files'] = $this->dirlist($path . '/' . $struc['name'], $include_hidden, $recursive);
else
$struc['files'] = array();
}
// Replace symlinks formatted as "source -> target" with just the source name
if ( $struc['islink'] )
$struc['name'] = preg_replace( '/(\s*->\s*.*)$/', '', $struc['name'] );
// Add the Octal representation of the file permissions
$struc['permsn'] = $this->getnumchmodfromh( $struc['perms'] );
$ret[ $struc['name'] ] = $struc;
}
reset_mbstring_encoding();
return $ret;
}
/**
* @access public
*/
public function __destruct() {
$this->ftp->quit();
}
}
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