/src/wp-admin/includes/class-wp-filesystem-ftpext.php
PHP | 594 lines | 368 code | 73 blank | 153 comment | 91 complexity | 630f524e12cb550debb73ade07687285 MD5 | raw file
- <?php
- /**
- * WordPress FTP Filesystem.
- *
- * @package WordPress
- * @subpackage Filesystem
- */
- /**
- * WordPress Filesystem Class for implementing FTP.
- *
- * @since 2.5.0
- *
- * @see WP_Filesystem_Base
- */
- class WP_Filesystem_FTPext extends WP_Filesystem_Base {
- public $link;
- /**
- * @param array $opt
- */
- public 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;
- }
- // 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'];
- }
- // 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;
- }
- }
- /**
- * @return bool
- */
- public 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',
- /* translators: %s: hostname:port */
- sprintf(
- __( 'Failed to connect to FTP Server %s' ),
- $this->options['hostname'] . ':' . $this->options['port']
- )
- );
- return false;
- }
- if ( ! @ftp_login( $this->link, $this->options['username'], $this->options['password'] ) ) {
- $this->errors->add(
- 'auth',
- /* translators: %s: username */
- 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;
- }
- /**
- * Retrieves the file contents.
- *
- * @since 2.5.0
- *
- * @param string $file Filename.
- * @return string|false File contents on success, false if no temp file could be opened,
- * or if the file couldn't be retrieved.
- */
- public function get_contents( $file ) {
- $tempfile = wp_tempnam( $file );
- $temp = fopen( $tempfile, 'w+' );
- if ( ! $temp ) {
- unlink( $tempfile );
- return false;
- }
- if ( ! @ftp_fget( $this->link, $temp, $file, FTP_BINARY ) ) {
- fclose( $temp );
- unlink( $tempfile );
- 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;
- }
- /**
- * @param string $file
- * @return array
- */
- public function get_contents_array( $file ) {
- return explode( "\n", $this->get_contents( $file ) );
- }
- /**
- * @param string $file
- * @param string $contents
- * @param bool|int $mode
- * @return bool
- */
- public function put_contents( $file, $contents, $mode = false ) {
- $tempfile = wp_tempnam( $file );
- $temp = fopen( $tempfile, 'wb+' );
- if ( ! $temp ) {
- unlink( $tempfile );
- return false;
- }
- mbstring_binary_safe_encoding();
- $data_length = strlen( $contents );
- $bytes_written = fwrite( $temp, $contents );
- reset_mbstring_encoding();
- if ( $data_length !== $bytes_written ) {
- fclose( $temp );
- unlink( $tempfile );
- return false;
- }
- fseek( $temp, 0 ); // Skip back to the start of the file being written to
- $ret = @ftp_fput( $this->link, $file, $temp, FTP_BINARY );
- fclose( $temp );
- unlink( $tempfile );
- $this->chmod( $file, $mode );
- return $ret;
- }
- /**
- * @return string
- */
- public function cwd() {
- $cwd = @ftp_pwd( $this->link );
- if ( $cwd ) {
- $cwd = trailingslashit( $cwd );
- }
- return $cwd;
- }
- /**
- * @param string $dir
- * @return bool
- */
- public function chdir( $dir ) {
- return @ftp_chdir( $this->link, $dir );
- }
- /**
- * @param string $file
- * @param int $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
- 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 );
- }
- /**
- * @param string $file
- * @return string
- */
- public function owner( $file ) {
- $dir = $this->dirlist( $file );
- return $dir[ $file ]['owner'];
- }
- /**
- * @param string $file
- * @return string
- */
- public function getchmod( $file ) {
- $dir = $this->dirlist( $file );
- return $dir[ $file ]['permsn'];
- }
- /**
- * @param string $file
- * @return string
- */
- public function group( $file ) {
- $dir = $this->dirlist( $file );
- return $dir[ $file ]['group'];
- }
- /**
- * @param string $source
- * @param string $destination
- * @param bool $overwrite
- * @param string|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 );
- }
- /**
- * @param string $source
- * @param string $destination
- * @param bool $overwrite
- * @return bool
- */
- public function move( $source, $destination, $overwrite = false ) {
- return ftp_rename( $this->link, $source, $destination );
- }
- /**
- * @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 @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 );
- }
- /**
- * @param string $file
- * @return bool
- */
- public function exists( $file ) {
- $list = @ftp_nlist( $this->link, $file );
- if ( empty( $list ) && $this->is_dir( $file ) ) {
- return true; // File is an empty directory.
- }
- return ! empty( $list ); //empty list = no file, so invert.
- }
- /**
- * @param string $file
- * @return bool
- */
- public function is_file( $file ) {
- return $this->exists( $file ) && ! $this->is_dir( $file );
- }
- /**
- * @param string $path
- * @return bool
- */
- public 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;
- }
- /**
- * @param string $file
- * @return bool
- */
- public function is_readable( $file ) {
- return true;
- }
- /**
- * @param string $file
- * @return bool
- */
- public function is_writable( $file ) {
- return true;
- }
- /**
- * @param string $file
- * @return bool
- */
- public function atime( $file ) {
- return false;
- }
- /**
- * @param string $file
- * @return int
- */
- public function mtime( $file ) {
- return ftp_mdtm( $this->link, $file );
- }
- /**
- * @param string $file
- * @return int
- */
- public function size( $file ) {
- return ftp_size( $this->link, $file );
- }
- /**
- * @param string $file
- * @return bool
- */
- public function touch( $file, $time = 0, $atime = 0 ) {
- return false;
- }
- /**
- * @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 ( ! @ftp_mkdir( $this->link, $path ) ) {
- return false;
- }
- $this->chmod( $path, $chmod );
- return true;
- }
- /**
- * @param string $path
- * @param bool $recursive
- * @return bool
- */
- public function rmdir( $path, $recursive = false ) {
- return $this->delete( $path, $recursive );
- }
- /**
- * @staticvar bool $is_windows
- * @param string $line
- * @return array
- */
- public function parselisting( $line ) {
- static $is_windows = null;
- 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['permsn'] = $this->getnumchmodfromh( $b['perms'] );
- $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];
- }
- }
- // Replace symlinks formatted as "source -> target" with just the source name
- if ( isset( $b['islink'] ) && $b['islink'] ) {
- $b['name'] = preg_replace( '/(\s*->\s*.*)$/', '', $b['name'] );
- }
- return $b;
- }
- /**
- * @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;
- }
- $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;
- }
- /**
- */
- public function __destruct() {
- if ( $this->link ) {
- ftp_close( $this->link );
- }
- }
- }