<?php
-class WP_Filesystem_Base{
+/**
+ * Base WordPress Filesystem.
+ *
+ * @package WordPress
+ * @subpackage Filesystem
+ */
+
+/**
+ * Base WordPress Filesystem class for which Filesystem implementations extend
+ *
+ * @since 2.5
+ */
+class WP_Filesystem_Base {
+ /**
+ * Whether to display debug data for the connection.
+ *
+ * @since 2.5
+ * @access public
+ * @var bool
+ */
var $verbose = false;
+ /**
+ * Cached list of local filepaths to mapped remote filepaths.
+ *
+ * @since 2.7
+ * @access private
+ * @var array
+ */
var $cache = array();
-
+
+ /**
+ * The Access method of the current connection, Set automatically.
+ *
+ * @since 2.5
+ * @access public
+ * @var string
+ */
var $method = '';
-
+
+ /**
+ * Returns the path on the remote filesystem of ABSPATH
+ *
+ * @since 2.7
+ * @access public
+ * @return string The location of the remote path.
+ */
function abspath() {
- if ( defined('FTP_BASE') && strpos($this->method, 'ftp') !== false )
- return FTP_BASE;
- return $this->find_folder(ABSPATH);
+ $folder = $this->find_folder(ABSPATH);
+ //Perhaps the FTP folder is rooted at the WordPress install, Check for wp-includes folder in root, Could have some false positives, but rare.
+ if ( ! $folder && $this->is_dir('/wp-includes') )
+ $folder = '/';
+ return $folder;
}
+ /**
+ * Returns the path on the remote filesystem of WP_CONTENT_DIR
+ *
+ * @since 2.7
+ * @access public
+ * @return string The location of the remote path.
+ */
function wp_content_dir() {
- if ( defined('FTP_CONTENT_DIR') && strpos($this->method, 'ftp') !== false )
- return FTP_CONTENT_DIR;
return $this->find_folder(WP_CONTENT_DIR);
}
+ /**
+ * Returns the path on the remote filesystem of WP_PLUGIN_DIR
+ *
+ * @since 2.7
+ * @access public
+ *
+ * @return string The location of the remote path.
+ */
function wp_plugins_dir() {
- if ( defined('FTP_PLUGIN_DIR') && strpos($this->method, 'ftp') !== false )
- return FTP_PLUGIN_DIR;
return $this->find_folder(WP_PLUGIN_DIR);
}
+ /**
+ * Returns the path on the remote filesystem of the Themes Directory
+ *
+ * @since 2.7
+ * @access public
+ *
+ * @return string The location of the remote path.
+ */
function wp_themes_dir() {
- return $this->wp_content_dir() . '/themes';
+ return $this->wp_content_dir() . 'themes/';
}
- //Back compat: use abspath() or wp_*_dir
+ /**
+ * Returns the path on the remote filesystem of WP_LANG_DIR
+ *
+ * @since 3.2.0
+ * @access public
+ *
+ * @return string The location of the remote path.
+ */
+ function wp_lang_dir() {
+ return $this->find_folder(WP_LANG_DIR);
+ }
+
+ /**
+ * Locates a folder on the remote filesystem.
+ *
+ * Deprecated; use WP_Filesystem::abspath() or WP_Filesystem::wp_*_dir() methods instead.
+ *
+ * @since 2.5
+ * @deprecated 2.7
+ * @access public
+ *
+ * @param string $base The folder to start searching from
+ * @param bool $echo True to display debug information
+ * @return string The location of the remote path.
+ */
function find_base_dir($base = '.', $echo = false) {
+ _deprecated_function(__FUNCTION__, '2.7', 'WP_Filesystem::abspath() or WP_Filesystem::wp_*_dir()' );
$this->verbose = $echo;
return $this->abspath();
}
- //Back compat: use ::abspath() or ::wp_*_dir
+ /**
+ * Locates a folder on the remote filesystem.
+ *
+ * Deprecated; use WP_Filesystem::abspath() or WP_Filesystem::wp_*_dir() methods instead.
+ *
+ * @since 2.5
+ * @deprecated 2.7
+ * @access public
+ *
+ * @param string $base The folder to start searching from
+ * @param bool $echo True to display debug information
+ * @return string The location of the remote path.
+ */
function get_base_dir($base = '.', $echo = false) {
+ _deprecated_function(__FUNCTION__, '2.7', 'WP_Filesystem::abspath() or WP_Filesystem::wp_*_dir()' );
$this->verbose = $echo;
return $this->abspath();
}
-
+
+ /**
+ * Locates a folder on the remote filesystem.
+ *
+ * Assumes that on Windows systems, Stripping off the Drive letter is OK
+ * Sanitizes \\ to / in windows filepaths.
+ *
+ * @since 2.7
+ * @access public
+ *
+ * @param string $folder the folder to locate
+ * @return string The location of the remote path.
+ */
function find_folder($folder) {
- $folder = str_replace('\\', '/', $folder); //Windows Sanitiation
+
+ if ( strpos($this->method, 'ftp') !== false ) {
+ $constant_overrides = array( 'FTP_BASE' => ABSPATH, 'FTP_CONTENT_DIR' => WP_CONTENT_DIR, 'FTP_PLUGIN_DIR' => WP_PLUGIN_DIR, 'FTP_LANG_DIR' => WP_LANG_DIR );
+ foreach ( $constant_overrides as $constant => $dir )
+ if ( defined($constant) && $folder === $dir )
+ return trailingslashit(constant($constant));
+ } elseif ( 'direct' == $this->method ) {
+ $folder = str_replace('\\', '/', $folder); //Windows path sanitisation
+ return trailingslashit($folder);
+ }
+
+ $folder = preg_replace('|^([a-z]{1}):|i', '', $folder); //Strip out windows drive letter if it's there.
+ $folder = str_replace('\\', '/', $folder); //Windows path sanitisation
+
if ( isset($this->cache[ $folder ] ) )
return $this->cache[ $folder ];
if ( $this->exists($folder) ) { //Folder exists at that absolute path.
+ $folder = trailingslashit($folder);
$this->cache[ $folder ] = $folder;
return $folder;
}
- if( $return = $this->search_for_folder($folder) )
+ if ( $return = $this->search_for_folder($folder) )
$this->cache[ $folder ] = $return;
return $return;
}
-
- // Assumes $folder is windows sanitized;
- // Assumes that the drive letter is safe to be stripped off, Should not be a problem for windows servers.
+
+ /**
+ * Locates a folder on the remote filesystem.
+ *
+ * Expects Windows sanitized path
+ *
+ * @since 2.7
+ * @access private
+ *
+ * @param string $folder the folder to locate
+ * @param string $base the folder to start searching from
+ * @param bool $loop if the function has recursed, Internal use only
+ * @return string The location of the remote path.
+ */
function search_for_folder($folder, $base = '.', $loop = false ) {
if ( empty( $base ) || '.' == $base )
$base = trailingslashit($this->cwd());
-
- $folder = preg_replace('|^([a-z]{1}):|i', '', $folder); //Strip out windows driveletter if its there.
-
+
+ $folder = untrailingslashit($folder);
+
$folder_parts = explode('/', $folder);
- $last_path = $folder_parts[ count($folder_parts) - 1 ];
-
+ $last_index = array_pop( array_keys( $folder_parts ) );
+ $last_path = $folder_parts[ $last_index ];
+
$files = $this->dirlist( $base );
-
- foreach ( $folder_parts as $key ) {
- if ( $key == $last_path )
+
+ foreach ( $folder_parts as $index => $key ) {
+ if ( $index == $last_index )
continue; //We want this to be caught by the next code block.
- //Working from /home/ to /user/ to /wordpress/ see if that file exists within the current folder,
- // If its found, change into it and follow through looking for it.
+ //Working from /home/ to /user/ to /wordpress/ see if that file exists within the current folder,
+ // If it's found, change into it and follow through looking for it.
// If it cant find WordPress down that route, it'll continue onto the next folder level, and see if that matches, and so on.
// If it reaches the end, and still cant find it, it'll return false for the entire function.
- if( isset($files[ $key ]) ){
+ if ( isset($files[ $key ]) ){
//Lets try that folder:
$newdir = trailingslashit(path_join($base, $key));
- if( $this->verbose )
+ if ( $this->verbose )
printf( __('Changing to %s') . '<br/>', $newdir );
- if( $ret = $this->search_for_folder( $folder, $newdir, $loop) )
+ // only search for the remaining path tokens in the directory, not the full path again
+ $newfolder = implode( '/', array_slice( $folder_parts, $index + 1 ) );
+ if ( $ret = $this->search_for_folder( $newfolder, $newdir, $loop) )
return $ret;
}
}
-
- //Only check this as a last resort, to prevent locating the incorrect install. All above proceeedures will fail quickly if this is the right branch to take.
- if(isset( $files[ $last_path ] ) ) {
- if( $this->verbose )
+
+ //Only check this as a last resort, to prevent locating the incorrect install. All above procedures will fail quickly if this is the right branch to take.
+ if (isset( $files[ $last_path ] ) ) {
+ if ( $this->verbose )
printf( __('Found %s') . '<br/>', $base . $last_path );
- return $base . $last_path;
+ return trailingslashit($base . $last_path);
}
- if( $loop )
- return false;//Prevent tihs function looping again.
- //As an extra last resort, Change back to / if the folder wasnt found. This comes into effect when the CWD is /home/user/ but WP is at /var/www/.... mainly dedicated setups.
- return $this->search_for_folder($folder, '/', true);
-
+ if ( $loop )
+ return false; //Prevent this function from looping again.
+ //As an extra last resort, Change back to / if the folder wasn't found. This comes into effect when the CWD is /home/user/ but WP is at /var/www/.... mainly dedicated setups.
+ return $this->search_for_folder($folder, '/', true);
+
}
-
- //Common Helper functions.
+
+ /**
+ * Returns the *nix style file permissions for a file
+ *
+ * From the PHP documentation page for fileperms()
+ *
+ * @link http://docs.php.net/fileperms
+ * @since 2.5
+ * @access public
+ *
+ * @param string $file string filename
+ * @return string *nix style representation of permissions
+ */
function gethchmod($file){
- //From the PHP.net page for ...?
$perms = $this->getchmod($file);
if (($perms & 0xC000) == 0xC000) // Socket
$info = 's';
$info = 'd';
elseif (($perms & 0x2000) == 0x2000) // Character special
$info = 'c';
- elseif (($perms & 0x1000) == 0x1000)// FIFO pipe
+ elseif (($perms & 0x1000) == 0x1000) // FIFO pipe
$info = 'p';
else // Unknown
$info = 'u';
(($perms & 0x0200) ? 'T' : '-'));
return $info;
}
+
+ /**
+ * Converts *nix style file permissions to a octal number.
+ *
+ * Converts '-rw-r--r--' to 0644
+ * From "info at rvgate dot nl"'s comment on the PHP documentation for chmod()
+ *
+ * @link http://docs.php.net/manual/en/function.chmod.php#49614
+ * @since 2.5
+ * @access public
+ *
+ * @param string $mode string *nix style file permission
+ * @return int octal representation
+ */
function getnumchmodfromh($mode) {
- $realmode = "";
- $legal = array("", "w", "r", "x", "-");
- $attarray = preg_split("//", $mode);
+ $realmode = '';
+ $legal = array('', 'w', 'r', 'x', '-');
+ $attarray = preg_split('//', $mode);
- for($i=0; $i < count($attarray); $i++)
- if($key = array_search($attarray[$i], $legal))
+ for ($i=0; $i < count($attarray); $i++)
+ if ($key = array_search($attarray[$i], $legal))
$realmode .= $legal[$key];
-
- $mode = str_pad($realmode, 9, '-');
+
+ $mode = str_pad($realmode, 10, '-', STR_PAD_LEFT);
$trans = array('-'=>'0', 'r'=>'4', 'w'=>'2', 'x'=>'1');
$mode = strtr($mode,$trans);
-
- $newmode = '';
- $newmode .= $mode[0] + $mode[1] + $mode[2];
- $newmode .= $mode[3] + $mode[4] + $mode[5];
- $newmode .= $mode[6] + $mode[7] + $mode[8];
+
+ $newmode = $mode[0];
+ $newmode .= $mode[1] + $mode[2] + $mode[3];
+ $newmode .= $mode[4] + $mode[5] + $mode[6];
+ $newmode .= $mode[7] + $mode[8] + $mode[9];
return $newmode;
}
+
+ /**
+ * Determines if the string provided contains binary characters.
+ *
+ * @since 2.7
+ * @access private
+ *
+ * @param string $text String to test against
+ * @return bool true if string is binary, false otherwise
+ */
+ function is_binary( $text ) {
+ return (bool) preg_match('|[^\x20-\x7E]|', $text); //chr(32)..chr(127)
+ }
}
-?>