wp-admin/includes/class-wp-filesystem-ftpext.php

   1 <?php
   2 class WP_Filesystem_FTPext extends WP_Filesystem_Base{
   3         var $link;
   4         var $timeout = 5;
   5         var $errors = array();
   6         var $options = array();
   7
   8         var $permission = null;
   9
  10         var $filetypes = array(
  11                                                         'php'=>FTP_ASCII,
  12                                                         'css'=>FTP_ASCII,
  13                                                         'txt'=>FTP_ASCII,
  14                                                         'js'=>FTP_ASCII,
  15                                                         'html'=>FTP_ASCII,
  16                                                         'htm'=>FTP_ASCII,
  17                                                         'xml'=>FTP_ASCII,
  18
  19                                                         'jpg'=>FTP_BINARY,
  20                                                         'png'=>FTP_BINARY,
  21                                                         'gif'=>FTP_BINARY,
  22                                                         'bmp'=>FTP_BINARY
  23                                                         );
  24
  25         function WP_Filesystem_FTPext($opt='') {
  26                 $this->method = 'ftpext';
  27                 $this->errors = new WP_Error();
  28
  29                 //Check if possible to use ftp functions.
  30                 if ( ! extension_loaded('ftp') ) {
  31                         $this->errors->add('no_ftp_ext', __('The ftp PHP extension is not available'));
  32                         return false;
  33                 }
  34
  35                 // Set defaults:
  36                 if ( empty($opt['port']) )
  37                         $this->options['port'] = 21;
  38                 else
  39                         $this->options['port'] = $opt['port'];
  40
  41                 if ( empty($opt['hostname']) )
  42                         $this->errors->add('empty_hostname', __('FTP hostname is required'));
  43                 else
  44                         $this->options['hostname'] = $opt['hostname'];
  45
  46                 if ( isset($opt['base']) && ! empty($opt['base']) )
  47                         $this->wp_base = $opt['base'];
  48
  49                 // Check if the options provided are OK.
  50                 if ( empty ($opt['username']) )
  51                         $this->errors->add('empty_username', __('FTP username is required'));
  52                 else
  53                         $this->options['username'] = $opt['username'];
  54
  55                 if ( empty ($opt['password']) )
  56                         $this->errors->add('empty_password', __('FTP password is required'));
  57                 else
  58                         $this->options['password'] = $opt['password'];
  59
  60                 $this->options['ssl'] = ( !empty($opt['ssl']) );
  61         }
  62
  63         function connect() {
  64                 if ( $this->options['ssl'] && function_exists('ftp_ssl_connect') )
  65                         $this->link = @ftp_ssl_connect($this->options['hostname'], $this->options['port'],$this->timeout);
  66                 else
  67                         $this->link = @ftp_connect($this->options['hostname'], $this->options['port'],$this->timeout);
  68
  69                 if ( ! $this->link ) {
  70                         $this->errors->add('connect', sprintf(__('Failed to connect to FTP Server %1$s:%2$s'), $this->options['hostname'], $this->options['port']));
  71                         return false;
  72                 }
  73
  74                 if ( ! @ftp_login($this->link,$this->options['username'], $this->options['password']) ) {
  75                         $this->errors->add('auth', sprintf(__('Username/Password incorrect for %s'), $this->options['username']));
  76                         return false;
  77                 }
  78
  79                 return true;
  80         }
  81
  82         function setDefaultPermissions($perm) {
  83                 $this->permission = $perm;
  84         }
  85
  86         function get_contents($file, $type = '', $resumepos = 0 ){
  87                 if( empty($type) ){
  88                         $extension = substr(strrchr($file, "."), 1);
  89                         $type = isset($this->filetypes[ $extension ]) ? $this->filetypes[ $extension ] : FTP_ASCII;
  90                 }
  91                 $temp = tmpfile();
  92                 if ( ! $temp )
  93                         return false;
  94                 if( ! @ftp_fget($this->link, $temp, $file, $type, $resumepos) )
  95                         return false;
  96                 fseek($temp, 0); //Skip back to the start of the file being written to
  97                 $contents = '';
  98                 while (!feof($temp)) {
  99                         $contents .= fread($temp, 8192);
 100                 }
 101                 fclose($temp);
 102                 return $contents;
 103         }
 104         function get_contents_array($file) {
 105                 return explode("\n", $this->get_contents($file));
 106         }
 107         function put_contents($file, $contents, $type = '' ) {
 108                 if( empty($type) ) {
 109                         $extension = substr(strrchr($file, "."), 1);
 110                         $type = isset($this->filetypes[ $extension ]) ? $this->filetypes[ $extension ] : FTP_ASCII;
 111                 }
 112                 $temp = tmpfile();
 113                 if ( ! $temp )
 114                         return false;
 115                 fwrite($temp, $contents);
 116                 fseek($temp, 0); //Skip back to the start of the file being written to
 117                 $ret = @ftp_fput($this->link, $file, $temp, $type);
 118                 fclose($temp);
 119                 return $ret;
 120         }
 121         function cwd() {
 122                 $cwd = ftp_pwd($this->link);
 123                 if( $cwd )
 124                         $cwd = trailingslashit($cwd);
 125                 return $cwd;
 126         }
 127         function chdir($dir) {
 128                 return @ftp_chdir($dir);
 129         }
 130         function chgrp($file, $group, $recursive = false ) {
 131                 return false;
 132         }
 133         function chmod($file, $mode = false, $recursive = false) {
 134                 if( ! $mode )
 135                         $mode = $this->permission;
 136                 if( ! $mode )
 137                         return false;
 138                 if ( ! $this->exists($file) )
 139                         return false;
 140                 if ( ! $recursive || ! $this->is_dir($file) ) {
 141                         if ( ! function_exists('ftp_chmod') )
 142                                 return @ftp_site($this->link, sprintf('CHMOD %o %s', $mode, $file));
 143                         return @ftp_chmod($this->link, $mode, $file);
 144                 }
 145                 //Is a directory, and we want recursive
 146                 $filelist = $this->dirlist($file);
 147                 foreach($filelist as $filename){
 148                         $this->chmod($file . '/' . $filename, $mode, $recursive);
 149                 }
 150                 return true;
 151         }
 152         function chown($file, $owner, $recursive = false ) {
 153                 return false;
 154         }
 155         function owner($file) {
 156                 $dir = $this->dirlist($file);
 157                 return $dir[$file]['owner'];
 158         }
 159         function getchmod($file) {
 160                 $dir = $this->dirlist($file);
 161                 return $dir[$file]['permsn'];
 162         }
 163         function group($file) {
 164                 $dir = $this->dirlist($file);
 165                 return $dir[$file]['group'];
 166         }
 167         function copy($source, $destination, $overwrite = false ) {
 168                 if( ! $overwrite && $this->exists($destination) )
 169                         return false;
 170                 $content = $this->get_contents($source);
 171                 if( false === $content)
 172                         return false;
 173                 return $this->put_contents($destination, $content);
 174         }
 175         function move($source, $destination, $overwrite = false) {
 176                 return ftp_rename($this->link, $source, $destination);
 177         }
 178
 179         function delete($file,$recursive=false) {
 180                 if ( $this->is_file($file) )
 181                         return @ftp_delete($this->link, $file);
 182                 if ( !$recursive )
 183                         return @ftp_rmdir($this->link, $file);
 184                 $filelist = $this->dirlist($file);
 185                 foreach ((array) $filelist as $filename => $fileinfo) {
 186                         $this->delete($file . '/' . $filename, $recursive);
 187                 }
 188                 return @ftp_rmdir($this->link, $file);
 189         }
 190
 191         function exists($file) {
 192                 $list = ftp_rawlist($this->link, $file, false);
 193                 if( ! $list )
 194                         return false;
 195                 return count($list) == 1 ? true : false;
 196         }
 197         function is_file($file) {
 198                 return $this->is_dir($file) ? false : true;
 199         }
 200         function is_dir($path) {
 201                 $cwd = $this->cwd();
 202                 $result = @ftp_chdir($this->link, $path);
 203                 if( $result && $path == $this->cwd() || $this->cwd() != $cwd ) {
 204                         @ftp_chdir($this->link, $cwd);
 205                         return true;
 206                 }
 207                 return false;
 208         }
 209         function is_readable($file) {
 210                 //Get dir list, Check if the file is writable by the current user??
 211                 return true;
 212         }
 213         function is_writable($file) {
 214                 //Get dir list, Check if the file is writable by the current user??
 215                 return true;
 216         }
 217         function atime($file) {
 218                 return false;
 219         }
 220         function mtime($file) {
 221                 return ftp_mdtm($this->link, $file);
 222         }
 223         function size($file) {
 224                 return ftp_size($this->link, $file);
 225         }
 226         function touch($file, $time = 0, $atime = 0) {
 227                 return false;
 228         }
 229         function mkdir($path, $chmod = false, $chown = false, $chgrp = false) {
 230                 if( !@ftp_mkdir($this->link, $path) )
 231                         return false;
 232                 if( $chmod )
 233                         $this->chmod($path, $chmod);
 234                 if( $chown )
 235                         $this->chown($path, $chown);
 236                 if( $chgrp )
 237                         $this->chgrp($path, $chgrp);
 238                 return true;
 239         }
 240         function rmdir($path, $recursive = false) {
 241                 if( ! $recursive )
 242                         return @ftp_rmdir($this->link, $path);
 243
 244                 //TODO: Recursive Directory delete, Have to delete files from the folder first.
 245                 //$dir = $this->dirlist($path);
 246                 //foreach($dir as $file)
 247
 248         }
 249
 250         function parselisting($line) {
 251                 $is_windows = ($this->OS_remote == FTP_OS_Windows);
 252                 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)) {
 253                         $b = array();
 254                         if ($lucifer[3]<70) { $lucifer[3] +=2000; } else { $lucifer[3]+=1900; } // 4digit year fix
 255                         $b['isdir'] = ($lucifer[7]=="<DIR>");
 256                         if ( $b['isdir'] )
 257                                 $b['type'] = 'd';
 258                         else
 259                                 $b['type'] = 'f';
 260                         $b['size'] = $lucifer[7];
 261                         $b['month'] = $lucifer[1];
 262                         $b['day'] = $lucifer[2];
 263                         $b['year'] = $lucifer[3];
 264                         $b['hour'] = $lucifer[4];
 265                         $b['minute'] = $lucifer[5];
 266                         $b['time'] = @mktime($lucifer[4]+(strcasecmp($lucifer[6],"PM")==0?12:0),$lucifer[5],0,$lucifer[1],$lucifer[2],$lucifer[3]);
 267                         $b['am/pm'] = $lucifer[6];
 268                         $b['name'] = $lucifer[8];
 269                 } else if (!$is_windows && $lucifer=preg_split("/[ ]/",$line,9,PREG_SPLIT_NO_EMPTY)) {
 270                         //echo $line."\n";
 271                         $lcount=count($lucifer);
 272                         if ($lcount<8) return '';
 273                         $b = array();
 274                         $b['isdir'] = $lucifer[0]{0} === "d";
 275                         $b['islink'] = $lucifer[0]{0} === "l";
 276                         if ( $b['isdir'] )
 277                                 $b['type'] = 'd';
 278                         elseif ( $b['islink'] )
 279                                 $b['type'] = 'l';
 280                         else
 281                                 $b['type'] = 'f';
 282                         $b['perms'] = $lucifer[0];
 283                         $b['number'] = $lucifer[1];
 284                         $b['owner'] = $lucifer[2];
 285                         $b['group'] = $lucifer[3];
 286                         $b['size'] = $lucifer[4];
 287                         if ($lcount==8) {
 288                                 sscanf($lucifer[5],"%d-%d-%d",$b['year'],$b['month'],$b['day']);
 289                                 sscanf($lucifer[6],"%d:%d",$b['hour'],$b['minute']);
 290                                 $b['time'] = @mktime($b['hour'],$b['minute'],0,$b['month'],$b['day'],$b['year']);
 291                                 $b['name'] = $lucifer[7];
 292                         } else {
 293                                 $b['month'] = $lucifer[5];
 294                                 $b['day'] = $lucifer[6];
 295                                 if (preg_match("/([0-9]{2}):([0-9]{2})/",$lucifer[7],$l2)) {
 296                                         $b['year'] = date("Y");
 297                                         $b['hour'] = $l2[1];
 298                                         $b['minute'] = $l2[2];
 299                                 } else {
 300                                         $b['year'] = $lucifer[7];
 301                                         $b['hour'] = 0;
 302                                         $b['minute'] = 0;
 303                                 }
 304                                 $b['time'] = strtotime(sprintf("%d %s %d %02d:%02d",$b['day'],$b['month'],$b['year'],$b['hour'],$b['minute']));
 305                                 $b['name'] = $lucifer[8];
 306                         }
 307                 }
 308
 309                 return $b;
 310         }
 311
 312         function dirlist($path = '.', $incdot = false, $recursive = false) {
 313                 if( $this->is_file($path) ) {
 314                         $limitFile = basename($path);
 315                         $path = dirname($path) . '/';
 316                 } else {
 317                         $limitFile = false;
 318                 }
 319
 320                 $list = @ftp_rawlist($this->link, '-a ' . $path, false);
 321
 322                 if ( $list === false )
 323                         return false;
 324
 325                 $dirlist = array();
 326                 foreach ( $list as $k => $v ) {
 327                         $entry = $this->parselisting($v);
 328                         if ( empty($entry) )
 329                                 continue;
 330
 331                         if ( '.' == $entry["name"] || '..' == $entry["name"] )
 332                                 continue;
 333
 334                         $dirlist[ $entry['name'] ] = $entry;
 335                 }
 336
 337                 if ( ! $dirlist )
 338                         return false;
 339                 if ( empty($dirlist) )
 340                         return array();
 341
 342                 $ret = array();
 343                 foreach ( $dirlist as $struc ) {
 344
 345                         if ( 'd' == $struc['type'] ) {
 346                                 $struc['files'] = array();
 347
 348                                 if ( $incdot ){
 349                                         //We're including the doted starts
 350                                         if( '.' != $struc['name'] && '..' != $struc['name'] ){ //Ok, It isnt a special folder
 351                                                 if ($recursive)
 352                                                         $struc['files'] = $this->dirlist($path . '/' . $struc['name'], $incdot, $recursive);
 353                                         }
 354                                 } else { //No dots
 355                                         if ($recursive)
 356                                                 $struc['files'] = $this->dirlist($path . '/' . $struc['name'], $incdot, $recursive);
 357                                 }
 358                         }
 359                         //File
 360                         $ret[$struc['name']] = $struc;
 361                 }
 362                 return $ret;
 363         }
 364
 365         function __destruct(){
 366                 if( $this->link )
 367                         ftp_close($this->link);
 368         }
 369 }
 370
 371 ?>