/blog/wp-admin/includes/class-wp-filesystem-ftpext.php
PHP | 389 lines | 316 code | 49 blank | 24 comment | 80 complexity | 0150013df0597db31989974a842169d6 MD5 | raw file
Possible License(s): GPL-2.0, GPL-3.0, AGPL-1.0, LGPL-2.1
- <?php
- /**
- * WordPress FTP Filesystem.
- *
- * @package WordPress
- * @subpackage Filesystem
- */
- /**
- * WordPress Filesystem Class for implementing FTP.
- *
- * @since 2.5
- * @package WordPress
- * @subpackage Filesystem
- * @uses WP_Filesystem_Base Extends class
- */
- class WP_Filesystem_FTPext extends WP_Filesystem_Base {
- var $link;
- var $errors = null;
- var $options = array();
- function __construct($opt='') {
- $this->method = 'ftpext';
- $this->errors = new WP_Error();
- //Check if possible to use ftp functions.
- if ( ! extension_loaded('ftp') ) {
- $this->errors->add('no_ftp_ext', __('The ftp PHP extension is not available'));
- return false;
- }
- // Set defaults:
- //This Class uses the timeout on a per-connection basis, Others use it on a per-action basis.
- if ( ! defined('FS_TIMEOUT') )
- define('FS_TIMEOUT', 240);
- if ( empty($opt['port']) )
- $this->options['port'] = 21;
- else
- $this->options['port'] = $opt['port'];
- if ( empty($opt['hostname']) )
- $this->errors->add('empty_hostname', __('FTP hostname is required'));
- else
- $this->options['hostname'] = $opt['hostname'];
- if ( ! empty($opt['base']) )
- $this->wp_base = $opt['base'];
- // Check if the options provided are OK.
- if ( empty($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'];
- $this->options['ssl'] = false;
- if ( isset($opt['connection_type']) && 'ftps' == $opt['connection_type'] )
- $this->options['ssl'] = true;
- }
- function connect() {
- if ( isset($this->options['ssl']) && $this->options['ssl'] && function_exists('ftp_ssl_connect') )
- $this->link = @ftp_ssl_connect($this->options['hostname'], $this->options['port'], FS_CONNECT_TIMEOUT);
- else
- $this->link = @ftp_connect($this->options['hostname'], $this->options['port'], FS_CONNECT_TIMEOUT);
- if ( ! $this->link ) {
- $this->errors->add('connect', sprintf(__('Failed to connect to FTP Server %1$s:%2$s'), $this->options['hostname'], $this->options['port']));
- return false;
- }
- if ( ! @ftp_login($this->link,$this->options['username'], $this->options['password']) ) {
- $this->errors->add('auth', sprintf(__('Username/Password incorrect for %s'), $this->options['username']));
- return false;
- }
- //Set the Connection to use Passive FTP
- @ftp_pasv( $this->link, true );
- if ( @ftp_get_option($this->link, FTP_TIMEOUT_SEC) < FS_TIMEOUT )
- @ftp_set_option($this->link, FTP_TIMEOUT_SEC, FS_TIMEOUT);
- return true;
- }
- function get_contents($file, $type = '', $resumepos = 0 ) {
- if ( empty($type) )
- $type = FTP_BINARY;
- $tempfile = wp_tempnam($file);
- $temp = fopen($tempfile, 'w+');
- if ( ! $temp )
- return false;
- if ( ! @ftp_fget($this->link, $temp, $file, $type, $resumepos) )
- return false;
- fseek($temp, 0); //Skip back to the start of the file being written to
- $contents = '';
- while ( ! feof($temp) )
- $contents .= fread($temp, 8192);
- fclose($temp);
- unlink($tempfile);
- return $contents;
- }
- function get_contents_array($file) {
- return explode("\n", $this->get_contents($file));
- }
- function put_contents($file, $contents, $mode = false ) {
- $tempfile = wp_tempnam($file);
- $temp = fopen($tempfile, 'w+');
- if ( ! $temp )
- return false;
- fwrite($temp, $contents);
- fseek($temp, 0); //Skip back to the start of the file being written to
- $type = $this->is_binary($contents) ? FTP_BINARY : FTP_ASCII;
- $ret = @ftp_fput($this->link, $file, $temp, $type);
- fclose($temp);
- unlink($tempfile);
- $this->chmod($file, $mode);
- return $ret;
- }
- function cwd() {
- $cwd = @ftp_pwd($this->link);
- if ( $cwd )
- $cwd = trailingslashit($cwd);
- return $cwd;
- }
- function chdir($dir) {
- return @ftp_chdir($this->link, $dir);
- }
- function chgrp($file, $group, $recursive = false ) {
- return false;
- }
- function chmod($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, $recursive);
- }
- // chmod the file or directory
- if ( ! function_exists('ftp_chmod') )
- return (bool)@ftp_site($this->link, sprintf('CHMOD %o %s', $mode, $file));
- return (bool)@ftp_chmod($this->link, $mode, $file);
- }
- function chown($file, $owner, $recursive = false ) {
- return false;
- }
- function owner($file) {
- $dir = $this->dirlist($file);
- return $dir[$file]['owner'];
- }
- function getchmod($file) {
- $dir = $this->dirlist($file);
- return $dir[$file]['permsn'];
- }
- function group($file) {
- $dir = $this->dirlist($file);
- return $dir[$file]['group'];
- }
- 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, $mode);
- }
- function move($source, $destination, $overwrite = false) {
- return ftp_rename($this->link, $source, $destination);
- }
- function delete($file, $recursive = false, $type = false) {
- if ( empty($file) )
- return false;
- if ( 'f' == $type || $this->is_file($file) )
- return @ftp_delete($this->link, $file);
- if ( !$recursive )
- return @ftp_rmdir($this->link, $file);
- $filelist = $this->dirlist( trailingslashit($file) );
- if ( !empty($filelist) )
- foreach ( $filelist as $delete_file )
- $this->delete( trailingslashit($file) . $delete_file['name'], $recursive, $delete_file['type'] );
- return @ftp_rmdir($this->link, $file);
- }
- function exists($file) {
- $list = @ftp_nlist($this->link, $file);
- return !empty($list); //empty list = no file, so invert.
- }
- function is_file($file) {
- return $this->exists($file) && !$this->is_dir($file);
- }
- function is_dir($path) {
- $cwd = $this->cwd();
- $result = @ftp_chdir($this->link, trailingslashit($path) );
- if ( $result && $path == $this->cwd() || $this->cwd() != $cwd ) {
- @ftp_chdir($this->link, $cwd);
- return true;
- }
- return false;
- }
- function is_readable($file) {
- //Get dir list, Check if the file is readable by the current user??
- return true;
- }
- function is_writable($file) {
- //Get dir list, Check if the file is writable by the current user??
- return true;
- }
- function atime($file) {
- return false;
- }
- function mtime($file) {
- return ftp_mdtm($this->link, $file);
- }
- function size($file) {
- return ftp_size($this->link, $file);
- }
- function touch($file, $time = 0, $atime = 0) {
- return false;
- }
- function mkdir($path, $chmod = false, $chown = false, $chgrp = false) {
- $path = untrailingslashit($path);
- if ( empty($path) )
- return false;
- if ( !@ftp_mkdir($this->link, $path) )
- return false;
- $this->chmod($path, $chmod);
- if ( $chown )
- $this->chown($path, $chown);
- if ( $chgrp )
- $this->chgrp($path, $chgrp);
- return true;
- }
- function rmdir($path, $recursive = false) {
- return $this->delete($path, $recursive);
- }
- function parselisting($line) {
- static $is_windows;
- if ( is_null($is_windows) )
- $is_windows = stripos( ftp_systype($this->link), 'win') !== false;
- if ( $is_windows && preg_match('/([0-9]{2})-([0-9]{2})-([0-9]{2}) +([0-9]{2}):([0-9]{2})(AM|PM) +([0-9]+|<DIR>) +(.+)/', $line, $lucifer) ) {
- $b = array();
- if ( $lucifer[3] < 70 )
- $lucifer[3] +=2000;
- else
- $lucifer[3] += 1900; // 4digit year fix
- $b['isdir'] = ( $lucifer[7] == '<DIR>');
- if ( $b['isdir'] )
- $b['type'] = 'd';
- else
- $b['type'] = 'f';
- $b['size'] = $lucifer[7];
- $b['month'] = $lucifer[1];
- $b['day'] = $lucifer[2];
- $b['year'] = $lucifer[3];
- $b['hour'] = $lucifer[4];
- $b['minute'] = $lucifer[5];
- $b['time'] = @mktime($lucifer[4] + (strcasecmp($lucifer[6], "PM") == 0 ? 12 : 0), $lucifer[5], 0, $lucifer[1], $lucifer[2], $lucifer[3]);
- $b['am/pm'] = $lucifer[6];
- $b['name'] = $lucifer[8];
- } elseif ( !$is_windows && $lucifer = preg_split('/[ ]/', $line, 9, PREG_SPLIT_NO_EMPTY)) {
- //echo $line."\n";
- $lcount = count($lucifer);
- if ( $lcount < 8 )
- return '';
- $b = array();
- $b['isdir'] = $lucifer[0]{0} === 'd';
- $b['islink'] = $lucifer[0]{0} === 'l';
- if ( $b['isdir'] )
- $b['type'] = 'd';
- elseif ( $b['islink'] )
- $b['type'] = 'l';
- else
- $b['type'] = 'f';
- $b['perms'] = $lucifer[0];
- $b['number'] = $lucifer[1];
- $b['owner'] = $lucifer[2];
- $b['group'] = $lucifer[3];
- $b['size'] = $lucifer[4];
- if ( $lcount == 8 ) {
- sscanf($lucifer[5], '%d-%d-%d', $b['year'], $b['month'], $b['day']);
- sscanf($lucifer[6], '%d:%d', $b['hour'], $b['minute']);
- $b['time'] = @mktime($b['hour'], $b['minute'], 0, $b['month'], $b['day'], $b['year']);
- $b['name'] = $lucifer[7];
- } else {
- $b['month'] = $lucifer[5];
- $b['day'] = $lucifer[6];
- if ( preg_match('/([0-9]{2}):([0-9]{2})/', $lucifer[7], $l2) ) {
- $b['year'] = date("Y");
- $b['hour'] = $l2[1];
- $b['minute'] = $l2[2];
- } else {
- $b['year'] = $lucifer[7];
- $b['hour'] = 0;
- $b['minute'] = 0;
- }
- $b['time'] = strtotime( sprintf('%d %s %d %02d:%02d', $b['day'], $b['month'], $b['year'], $b['hour'], $b['minute']) );
- $b['name'] = $lucifer[8];
- }
- }
- return $b;
- }
- function dirlist($path = '.', $include_hidden = true, $recursive = false) {
- if ( $this->is_file($path) ) {
- $limit_file = basename($path);
- $path = dirname($path) . '/';
- } else {
- $limit_file = false;
- }
- $pwd = @ftp_pwd($this->link);
- if ( ! @ftp_chdir($this->link, $path) ) // Cant change to folder = folder doesn't exist
- return false;
- $list = @ftp_rawlist($this->link, '-a', false);
- @ftp_chdir($this->link, $pwd);
- if ( empty($list) ) // Empty array = non-existent folder (real folder will show . at least)
- return false;
- $dirlist = array();
- foreach ( $list as $k => $v ) {
- $entry = $this->parselisting($v);
- if ( empty($entry) )
- continue;
- if ( '.' == $entry['name'] || '..' == $entry['name'] )
- continue;
- if ( ! $include_hidden && '.' == $entry['name'][0] )
- continue;
- if ( $limit_file && $entry['name'] != $limit_file)
- continue;
- $dirlist[ $entry['name'] ] = $entry;
- }
- $ret = array();
- foreach ( (array)$dirlist as $struc ) {
- if ( 'd' == $struc['type'] ) {
- if ( $recursive )
- $struc['files'] = $this->dirlist($path . '/' . $struc['name'], $include_hidden, $recursive);
- else
- $struc['files'] = array();
- }
- $ret[ $struc['name'] ] = $struc;
- }
- return $ret;
- }
- function __destruct() {
- if ( $this->link )
- ftp_close($this->link);
- }
- }