* @subpackage Filesystem
* @uses WP_Filesystem_Base Extends class
*/
-class WP_Filesystem_Direct extends WP_Filesystem_Base {
- var $permission = null;
- var $errors = array();
+class WP_Filesystem_Direct extends WP_Filesystem_Base {
+ var $errors = null;
+ /**
+ * constructor
+ *
+ * @param mixed $arg ingored argument
+ */
function WP_Filesystem_Direct($arg) {
$this->method = 'direct';
$this->errors = new WP_Error();
- $this->permission = umask();
}
+ /**
+ * connect filesystem.
+ *
+ * @return bool Returns true on success or false on failure (always true for WP_Filesystem_Direct).
+ */
function connect() {
return true;
}
- function setDefaultPermissions($perm) {
- $this->permission = $perm;
- }
+ /**
+ * Reads entire file into a string
+ *
+ * @param string $file Name of the file to read.
+ * @return string|bool The function returns the read data or false on failure.
+ */
function get_contents($file) {
return @file_get_contents($file);
}
+ /**
+ * Reads entire file into an array
+ *
+ * @param string $file Path to the file.
+ * @return array|bool the file contents in an array or false on failure.
+ */
function get_contents_array($file) {
return @file($file);
}
- function put_contents($file, $contents, $mode = false, $type = '') {
- if ( ! ($fp = @fopen($file, 'w' . $type)) )
+ /**
+ * Write a string to a file
+ *
+ * @param string $file Remote path to the file where to write the data.
+ * @param string $contents The data to write.
+ * @param int $mode (optional) The file permissions as octal number, usually 0644.
+ * @return bool False upon failure.
+ */
+ function put_contents($file, $contents, $mode = false ) {
+ if ( ! ($fp = @fopen($file, 'w')) )
return false;
@fwrite($fp, $contents);
@fclose($fp);
- $this->chmod($file,$mode);
+ $this->chmod($file, $mode);
return true;
}
+ /**
+ * Gets the current working directory
+ *
+ * @return string|bool the current working directory on success, or false on failure.
+ */
function cwd() {
return @getcwd();
}
+ /**
+ * Change directory
+ *
+ * @param string $dir The new current directory.
+ * @return bool Returns true on success or false on failure.
+ */
function chdir($dir) {
return @chdir($dir);
}
+ /**
+ * Changes file group
+ *
+ * @param string $file Path to the file.
+ * @param mixed $group A group name or number.
+ * @param bool $recursive (optional) If set True changes file group recursivly. Defaults to False.
+ * @return bool Returns true on success or false on failure.
+ */
function chgrp($file, $group, $recursive = false) {
- if( ! $this->exists($file) )
+ if ( ! $this->exists($file) )
return false;
- if( ! $recursive )
+ if ( ! $recursive )
return @chgrp($file, $group);
- if( ! $this->is_dir($file) )
+ if ( ! $this->is_dir($file) )
return @chgrp($file, $group);
//Is a directory, and we want recursive
$file = trailingslashit($file);
$filelist = $this->dirlist($file);
- foreach($filelist as $filename)
+ foreach ($filelist as $filename)
$this->chgrp($file . $filename, $group, $recursive);
return true;
}
+ /**
+ * Changes filesystem permissions
+ *
+ * @param string $file Path to the file.
+ * @param int $mode (optional) The permissions as octal number, usually 0644 for files, 0755 for dirs.
+ * @param bool $recursive (optional) If set True changes file group recursivly. Defaults to False.
+ * @return bool Returns true on success or false on failure.
+ */
function chmod($file, $mode = false, $recursive = false) {
- if( ! $mode )
- $mode = $this->permission;
- if( ! $this->exists($file) )
- return false;
- if( ! $recursive )
- return @chmod($file,$mode);
- if( ! $this->is_dir($file) )
+ if ( ! $mode ) {
+ if ( $this->is_file($file) )
+ $mode = FS_CHMOD_FILE;
+ elseif ( $this->is_dir($file) )
+ $mode = FS_CHMOD_DIR;
+ else
+ return false;
+ }
+
+ if ( ! $recursive || ! $this->is_dir($file) )
return @chmod($file, $mode);
//Is a directory, and we want recursive
$file = trailingslashit($file);
$filelist = $this->dirlist($file);
- foreach($filelist as $filename)
+ foreach ( (array)$filelist as $filename => $filemeta)
$this->chmod($file . $filename, $mode, $recursive);
return true;
}
+ /**
+ * Changes file owner
+ *
+ * @param string $file Path to the file.
+ * @param mixed $owner A user name or number.
+ * @param bool $recursive (optional) If set True changes file owner recursivly. Defaults to False.
+ * @return bool Returns true on success or false on failure.
+ */
function chown($file, $owner, $recursive = false) {
- if( ! $this->exists($file) )
+ if ( ! $this->exists($file) )
return false;
- if( ! $recursive )
+ if ( ! $recursive )
return @chown($file, $owner);
- if( ! $this->is_dir($file) )
+ if ( ! $this->is_dir($file) )
return @chown($file, $owner);
//Is a directory, and we want recursive
$filelist = $this->dirlist($file);
- foreach($filelist as $filename){
+ foreach ($filelist as $filename) {
$this->chown($file . '/' . $filename, $owner, $recursive);
}
return true;
}
+ /**
+ * Gets file owner
+ *
+ * @param string $file Path to the file.
+ * @return string Username of the user.
+ */
function owner($file) {
$owneruid = @fileowner($file);
- if( ! $owneruid )
+ if ( ! $owneruid )
return false;
- if( ! function_exists('posix_getpwuid') )
+ if ( ! function_exists('posix_getpwuid') )
return $owneruid;
$ownerarray = posix_getpwuid($owneruid);
return $ownerarray['name'];
}
+ /**
+ * Gets file permissions
+ *
+ * FIXME does not handle errors in fileperms()
+ *
+ * @param string $file Path to the file.
+ * @return string Mode of the file (last 4 digits).
+ */
function getchmod($file) {
- return @fileperms($file);
+ return substr(decoct(@fileperms($file)),3);
}
function group($file) {
$gid = @filegroup($file);
- if( ! $gid )
+ if ( ! $gid )
return false;
- if( ! function_exists('posix_getgrgid') )
+ if ( ! function_exists('posix_getgrgid') )
return $gid;
$grouparray = posix_getgrgid($gid);
return $grouparray['name'];
}
function copy($source, $destination, $overwrite = false) {
- if( ! $overwrite && $this->exists($destination) )
+ if ( ! $overwrite && $this->exists($destination) )
return false;
+
return copy($source, $destination);
}
function move($source, $destination, $overwrite = false) {
- //Possible to use rename()?
- if( $this->copy($source, $destination, $overwrite) && $this->exists($destination) ){
+ if ( ! $overwrite && $this->exists($destination) )
+ return false;
+
+ // try using rename first. if that fails (for example, source is read only) try copy
+ if ( @rename($source, $destination) )
+ return true;
+
+ if ( $this->copy($source, $destination, $overwrite) && $this->exists($destination) ) {
$this->delete($source);
return true;
} else {
}
function delete($file, $recursive = false) {
+ if ( empty($file) ) //Some filesystems report this as /, which can cause non-expected recursive deletion of all files in the filesystem.
+ return false;
$file = str_replace('\\', '/', $file); //for win32, occasional problems deleteing files otherwise
- if( $this->is_file($file) )
+ if ( $this->is_file($file) )
return @unlink($file);
- if( ! $recursive && $this->is_dir($file) )
+ if ( ! $recursive && $this->is_dir($file) )
return @rmdir($file);
//At this point its a folder, and we're in recursive mode
$filelist = $this->dirlist($file, true);
$retval = true;
- if( is_array($filelist) ) //false if no files, So check first.
- foreach($filelist as $filename => $fileinfo)
- if( ! $this->delete($file . $filename, $recursive) )
+ if ( is_array($filelist) ) //false if no files, So check first.
+ foreach ($filelist as $filename => $fileinfo)
+ if ( ! $this->delete($file . $filename, $recursive) )
$retval = false;
- if( ! @rmdir($file) )
- return false;
+ if ( file_exists($file) && ! @rmdir($file) )
+ $retval = false;
return $retval;
}
return @filesize($file);
}
- function touch($file, $time = 0, $atime = 0){
- if($time == 0)
+ function touch($file, $time = 0, $atime = 0) {
+ if ($time == 0)
$time = time();
- if($atime == 0)
+ if ($atime == 0)
$atime = time();
return @touch($file, $time, $atime);
}
- function mkdir($path, $chmod = false, $chown = false, $chgrp = false){
- if( ! $chmod)
- $chmod = $this->permission;
+ function mkdir($path, $chmod = false, $chown = false, $chgrp = false) {
+ // safe mode fails with a trailing slash under certain PHP versions.
+ $path = untrailingslashit($path);
+ if ( empty($path) )
+ $path = '/';
- if( ! @mkdir($path, $chmod) )
+ if ( ! $chmod )
+ $chmod = FS_CHMOD_DIR;
+
+ if ( ! @mkdir($path) )
return false;
- if( $chown )
+ $this->chmod($path, $chmod);
+ if ( $chown )
$this->chown($path, $chown);
- if( $chgrp )
+ if ( $chgrp )
$this->chgrp($path, $chgrp);
return true;
}
function rmdir($path, $recursive = false) {
- //Currently unused and untested, Use delete() instead.
- if( ! $recursive )
- return @rmdir($path);
- //recursive:
- $filelist = $this->dirlist($path);
- foreach($filelist as $filename => $det) {
- if ( '/' == substr($filename, -1, 1) )
- $this->rmdir($path . '/' . $filename, $recursive);
- @rmdir($filename);
- }
- return @rmdir($path);
+ return $this->delete($path, $recursive);
}
- function dirlist($path, $incdot = false, $recursive = false) {
- if( $this->is_file($path) ) {
- $limitFile = basename($path);
+ function dirlist($path, $include_hidden = true, $recursive = false) {
+ if ( $this->is_file($path) ) {
+ $limit_file = basename($path);
$path = dirname($path);
} else {
- $limitFile = false;
+ $limit_file = false;
}
- if( ! $this->is_dir($path) )
+
+ if ( ! $this->is_dir($path) )
return false;
- $ret = array();
$dir = @dir($path);
if ( ! $dir )
return false;
+
+ $ret = array();
+
while (false !== ($entry = $dir->read()) ) {
$struc = array();
$struc['name'] = $entry;
- if( '.' == $struc['name'] || '..' == $struc['name'] )
- continue; //Do not care about these folders.
- if( '.' == $struc['name'][0] && !$incdot)
+ if ( '.' == $struc['name'] || '..' == $struc['name'] )
continue;
- if( $limitFile && $struc['name'] != $limitFile)
+
+ if ( ! $include_hidden && '.' == $struc['name'][0] )
+ continue;
+
+ if ( $limit_file && $struc['name'] != $limit_file)
continue;
$struc['perms'] = $this->gethchmod($path.'/'.$entry);
$struc['type'] = $this->is_dir($path.'/'.$entry) ? 'd' : 'f';
if ( 'd' == $struc['type'] ) {
- if( $recursive )
- $struc['files'] = $this->dirlist($path . '/' . $struc['name'], $incdot, $recursive);
+ if ( $recursive )
+ $struc['files'] = $this->dirlist($path . '/' . $struc['name'], $include_hidden, $recursive);
else
$struc['files'] = array();
}
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