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

   1 <?php
   2
   3 class WP_Filesystem_Direct  extends WP_Filesystem_Base {
   4         var $permission = null;
   5         var $errors = array();
   6         function WP_Filesystem_Direct($arg) {
   7                 $this->method = 'direct';
   8                 $this->errors = new WP_Error();
   9                 $this->permission = umask();
  10         }
  11         function connect() {
  12                 return true;
  13         }
  14         function setDefaultPermissions($perm) {
  15                 $this->permission = $perm;
  16         }
  17         function get_contents($file) {
  18                 return @file_get_contents($file);
  19         }
  20         function get_contents_array($file) {
  21                 return @file($file);
  22         }
  23         function put_contents($file, $contents, $mode = false, $type = '') {
  24                 if ( ! ($fp = @fopen($file, 'w' . $type)) )
  25                         return false;
  26                 @fwrite($fp, $contents);
  27                 @fclose($fp);
  28                 $this->chmod($file,$mode);
  29                 return true;
  30         }
  31         function cwd() {
  32                 return @getcwd();
  33         }
  34         function chdir($dir) {
  35                 return @chdir($dir);
  36         }
  37         function chgrp($file, $group, $recursive = false) {
  38                 if( ! $this->exists($file) )
  39                         return false;
  40                 if( ! $recursive )
  41                         return @chgrp($file, $group);
  42                 if( ! $this->is_dir($file) )
  43                         return @chgrp($file, $group);
  44                 //Is a directory, and we want recursive
  45                 $file = trailingslashit($file);
  46                 $filelist = $this->dirlist($file);
  47                 foreach($filelist as $filename)
  48                         $this->chgrp($file . $filename, $group, $recursive);
  49
  50                 return true;
  51         }
  52         function chmod($file, $mode = false, $recursive = false) {
  53                 if( ! $mode )
  54                         $mode = $this->permission;
  55                 if( ! $this->exists($file) )
  56                         return false;
  57                 if( ! $recursive )
  58                         return @chmod($file,$mode);
  59                 if( ! $this->is_dir($file) )
  60                         return @chmod($file, $mode);
  61                 //Is a directory, and we want recursive
  62                 $file = trailingslashit($file);
  63                 $filelist = $this->dirlist($file);
  64                 foreach($filelist as $filename)
  65                         $this->chmod($file . $filename, $mode, $recursive);
  66
  67                 return true;
  68         }
  69         function chown($file, $owner, $recursive = false) {
  70                 if( ! $this->exists($file) )
  71                         return false;
  72                 if( ! $recursive )
  73                         return @chown($file, $owner);
  74                 if( ! $this->is_dir($file) )
  75                         return @chown($file, $owner);
  76                 //Is a directory, and we want recursive
  77                 $filelist = $this->dirlist($file);
  78                 foreach($filelist as $filename){
  79                         $this->chown($file . '/' . $filename, $owner, $recursive);
  80                 }
  81                 return true;
  82         }
  83         function owner($file) {
  84                 $owneruid = @fileowner($file);
  85                 if( ! $owneruid )
  86                         return false;
  87                 if( ! function_exists('posix_getpwuid') )
  88                         return $owneruid;
  89                 $ownerarray = posix_getpwuid($owneruid);
  90                 return $ownerarray['name'];
  91         }
  92         function getchmod($file) {
  93                 return @fileperms($file);
  94         }
  95         function group($file) {
  96                 $gid = @filegroup($file);
  97                 if( ! $gid )
  98                         return false;
  99                 if( ! function_exists('posix_getgrgid') )
 100                         return $gid;
 101                 $grouparray = posix_getgrgid($gid);
 102                 return $grouparray['name'];
 103         }
 104
 105         function copy($source, $destination, $overwrite = false) {
 106                 if( ! $overwrite && $this->exists($destination) )
 107                         return false;
 108                 return copy($source, $destination);
 109         }
 110
 111         function move($source, $destination, $overwrite = false) {
 112                 //Possible to use rename()?
 113                 if( $this->copy($source, $destination, $overwrite) && $this->exists($destination) ){
 114                         $this->delete($source);
 115                         return true;
 116                 } else {
 117                         return false;
 118                 }
 119         }
 120
 121         function delete($file, $recursive = false) {
 122                 $file = str_replace('\\', '/', $file); //for win32, occasional problems deleteing files otherwise
 123
 124                 if( $this->is_file($file) )
 125                         return @unlink($file);
 126                 if( ! $recursive && $this->is_dir($file) )
 127                         return @rmdir($file);
 128
 129                 //At this point its a folder, and we're in recursive mode
 130                 $file = trailingslashit($file);
 131                 $filelist = $this->dirlist($file, true);
 132
 133                 $retval = true;
 134                 if( is_array($filelist) ) //false if no files, So check first.
 135                         foreach($filelist as $filename => $fileinfo)
 136                                 if( ! $this->delete($file . $filename, $recursive) )
 137                                         $retval = false;
 138
 139                 if( ! @rmdir($file) )
 140                         return false;
 141                 return $retval;
 142         }
 143
 144         function exists($file) {
 145                 return @file_exists($file);
 146         }
 147
 148         function is_file($file) {
 149                 return @is_file($file);
 150         }
 151
 152         function is_dir($path) {
 153                 return @is_dir($path);
 154         }
 155
 156         function is_readable($file) {
 157                 return @is_readable($file);
 158         }
 159
 160         function is_writable($file) {
 161                 return @is_writable($file);
 162         }
 163
 164         function atime($file) {
 165                 return @fileatime($file);
 166         }
 167
 168         function mtime($file) {
 169                 return @filemtime($file);
 170         }
 171         function size($file) {
 172                 return @filesize($file);
 173         }
 174
 175         function touch($file, $time = 0, $atime = 0){
 176                 if($time == 0)
 177                         $time = time();
 178                 if($atime == 0)
 179                         $atime = time();
 180                 return @touch($file, $time, $atime);
 181         }
 182
 183         function mkdir($path, $chmod = false, $chown = false, $chgrp = false){
 184                 if( ! $chmod)
 185                         $chmod = $this->permission;
 186
 187                 if( ! @mkdir($path, $chmod) )
 188                         return false;
 189                 if( $chown )
 190                         $this->chown($path, $chown);
 191                 if( $chgrp )
 192                         $this->chgrp($path, $chgrp);
 193                 return true;
 194         }
 195
 196         function rmdir($path, $recursive = false) {
 197                 //Currently unused and untested, Use delete() instead.
 198                 if( ! $recursive )
 199                         return @rmdir($path);
 200                 //recursive:
 201                 $filelist = $this->dirlist($path);
 202                 foreach($filelist as $filename => $det) {
 203                         if ( '/' == substr($filename, -1, 1) )
 204                                 $this->rmdir($path . '/' . $filename, $recursive);
 205                         @rmdir($filename);
 206                 }
 207                 return @rmdir($path);
 208         }
 209
 210         function dirlist($path, $incdot = false, $recursive = false) {
 211                 if( $this->is_file($path) ) {
 212                         $limitFile = basename($path);
 213                         $path = dirname($path);
 214                 } else {
 215                         $limitFile = false;
 216                 }
 217                 if( ! $this->is_dir($path) )
 218                         return false;
 219
 220                 $ret = array();
 221                 $dir = dir($path);
 222                 while (false !== ($entry = $dir->read()) ) {
 223                         $struc = array();
 224                         $struc['name'] = $entry;
 225
 226                         if( '.' == $struc['name'] || '..' == $struc['name'] )
 227                                 continue; //Do not care about these folders.
 228                         if( '.' == $struc['name'][0] && !$incdot)
 229                                 continue;
 230                         if( $limitFile && $struc['name'] != $limitFile)
 231                                 continue;
 232
 233                         $struc['perms']         = $this->gethchmod($path.'/'.$entry);
 234                         $struc['permsn']        = $this->getnumchmodfromh($struc['perms']);
 235                         $struc['number']        = false;
 236                         $struc['owner']         = $this->owner($path.'/'.$entry);
 237                         $struc['group']         = $this->group($path.'/'.$entry);
 238                         $struc['size']          = $this->size($path.'/'.$entry);
 239                         $struc['lastmodunix']= $this->mtime($path.'/'.$entry);
 240                         $struc['lastmod']   = date('M j',$struc['lastmodunix']);
 241                         $struc['time']          = date('h:i:s',$struc['lastmodunix']);
 242                         $struc['type']          = $this->is_dir($path.'/'.$entry) ? 'd' : 'f';
 243
 244                         if ( 'd' == $struc['type'] ) {
 245                                 if( $recursive )
 246                                         $struc['files'] = $this->dirlist($path . '/' . $struc['name'], $incdot, $recursive);
 247                                 else
 248                                         $struc['files'] = array();
 249                         }
 250
 251                         $ret[ $struc['name'] ] = $struc;
 252                 }
 253                 $dir->close();
 254                 unset($dir);
 255                 return $ret;
 256         }
 257 }
 258 ?>