mirror of
https://github.com/WordPress/WordPress.git
synced 2024-12-27 19:47:42 +01:00
e3b46b25d3
git-svn-id: http://svn.automattic.com/wordpress/trunk@19712 1a063a9b-81f0-0310-95a4-ce76da25c4cd
331 lines
9.5 KiB
PHP
331 lines
9.5 KiB
PHP
<?php
|
|
/**
|
|
* 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() {
|
|
$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() {
|
|
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() {
|
|
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/';
|
|
}
|
|
/**
|
|
* 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();
|
|
}
|
|
/**
|
|
* 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) {
|
|
|
|
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) )
|
|
$this->cache[ $folder ] = $return;
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* 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());
|
|
|
|
$folder = untrailingslashit($folder);
|
|
|
|
$folder_parts = explode('/', $folder);
|
|
$last_path = $folder_parts[ count($folder_parts) - 1 ];
|
|
|
|
$files = $this->dirlist( $base );
|
|
|
|
foreach ( $folder_parts as $key ) {
|
|
if ( $key == $last_path )
|
|
continue; //We want this to be caught by the next code block.
|
|
|
|
//Working from /home/ to /user/ to /wordpress/ see if that file exists within the current folder,
|
|
// If its found, change into it and follow through looking for it.
|
|
// If it cant find WordPress down that route, it'll continue onto the next folder level, and see if that matches, and so on.
|
|
// If it reaches the end, and still cant find it, it'll return false for the entire function.
|
|
if ( isset($files[ $key ]) ){
|
|
//Lets try that folder:
|
|
$newdir = trailingslashit(path_join($base, $key));
|
|
if ( $this->verbose )
|
|
printf( __('Changing to %s') . '<br/>', $newdir );
|
|
if ( $ret = $this->search_for_folder( $folder, $newdir, $loop) )
|
|
return $ret;
|
|
}
|
|
}
|
|
|
|
//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 . $last_path );
|
|
return trailingslashit($base . $last_path);
|
|
}
|
|
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);
|
|
|
|
}
|
|
|
|
/**
|
|
* 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 $file string filename
|
|
* @return int octal representation of permissions
|
|
*/
|
|
function gethchmod($file){
|
|
$perms = $this->getchmod($file);
|
|
if (($perms & 0xC000) == 0xC000) // Socket
|
|
$info = 's';
|
|
elseif (($perms & 0xA000) == 0xA000) // Symbolic Link
|
|
$info = 'l';
|
|
elseif (($perms & 0x8000) == 0x8000) // Regular
|
|
$info = '-';
|
|
elseif (($perms & 0x6000) == 0x6000) // Block special
|
|
$info = 'b';
|
|
elseif (($perms & 0x4000) == 0x4000) // Directory
|
|
$info = 'd';
|
|
elseif (($perms & 0x2000) == 0x2000) // Character special
|
|
$info = 'c';
|
|
elseif (($perms & 0x1000) == 0x1000) // FIFO pipe
|
|
$info = 'p';
|
|
else // Unknown
|
|
$info = 'u';
|
|
|
|
// Owner
|
|
$info .= (($perms & 0x0100) ? 'r' : '-');
|
|
$info .= (($perms & 0x0080) ? 'w' : '-');
|
|
$info .= (($perms & 0x0040) ?
|
|
(($perms & 0x0800) ? 's' : 'x' ) :
|
|
(($perms & 0x0800) ? 'S' : '-'));
|
|
|
|
// Group
|
|
$info .= (($perms & 0x0020) ? 'r' : '-');
|
|
$info .= (($perms & 0x0010) ? 'w' : '-');
|
|
$info .= (($perms & 0x0008) ?
|
|
(($perms & 0x0400) ? 's' : 'x' ) :
|
|
(($perms & 0x0400) ? 'S' : '-'));
|
|
|
|
// World
|
|
$info .= (($perms & 0x0004) ? 'r' : '-');
|
|
$info .= (($perms & 0x0002) ? 'w' : '-');
|
|
$info .= (($perms & 0x0001) ?
|
|
(($perms & 0x0200) ? 't' : 'x' ) :
|
|
(($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('//', $mode);
|
|
|
|
for ($i=0; $i < count($attarray); $i++)
|
|
if ($key = array_search($attarray[$i], $legal))
|
|
$realmode .= $legal[$key];
|
|
|
|
$mode = str_pad($realmode, 9, '-');
|
|
$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];
|
|
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)
|
|
}
|
|
}
|