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<?php
/*
* FCKeditor - The text editor for Internet - http://www.fckeditor.net
* Copyright (C) 2003-2007 Frederico Caldeira Knabben
*
* == BEGIN LICENSE ==
*
* Licensed under the terms of any of the following licenses at your
* choice:
*
* - GNU General Public License Version 2 or later (the "GPL")
* http://www.gnu.org/licenses/gpl.html
*
* - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
* http://www.gnu.org/licenses/lgpl.html
*
* - Mozilla Public License Version 1.1 or later (the "MPL")
* http://www.mozilla.org/MPL/MPL-1.1.html
*
* == END LICENSE ==
*
* This is the File Manager Connector for PHP.
*/
function CombinePaths( $sBasePath, $sFolder )
{
return RemoveFromEnd( $sBasePath, '/' ) . '/' . RemoveFromStart( $sFolder, '/' ) ;
}
function GetResourceTypePath( $resourceType, $sCommand )
{
global $Config ;
if ( $sCommand == "QuickUpload")
return $Config['QuickUploadPath'][$resourceType] ;
else
return $Config['FileTypesPath'][$resourceType] ;
}
function GetResourceTypeDirectory( $resourceType, $sCommand )
{
global $Config ;
if ( $sCommand == "QuickUpload")
{
if ( strlen( $Config['QuickUploadAbsolutePath'][$resourceType] ) > 0 )
return $Config['QuickUploadAbsolutePath'][$resourceType] ;
// Map the "UserFiles" path to a local directory.
return Server_MapPath( $Config['QuickUploadPath'][$resourceType] ) ;
}
else
{
if ( strlen( $Config['FileTypesAbsolutePath'][$resourceType] ) > 0 )
return $Config['FileTypesAbsolutePath'][$resourceType] ;
// Map the "UserFiles" path to a local directory.
return Server_MapPath( $Config['FileTypesPath'][$resourceType] ) ;
}
}
function GetUrlFromPath( $resourceType, $folderPath, $sCommand )
{
return CombinePaths( GetResourceTypePath( $resourceType, $sCommand ), $folderPath ) ;
}
function RemoveExtension( $fileName )
{
return substr( $fileName, 0, strrpos( $fileName, '.' ) ) ;
}
function ServerMapFolder( $resourceType, $folderPath, $sCommand )
{
// Get the resource type directory.
$sResourceTypePath = GetResourceTypeDirectory( $resourceType, $sCommand ) ;
// Ensure that the directory exists.
$sErrorMsg = CreateServerFolder( $sResourceTypePath ) ;
if ( $sErrorMsg != '' )
SendError( 1, "Error creating folder \"{$sResourceTypePath}\" ({$sErrorMsg})" ) ;
// Return the resource type directory combined with the required path.
return CombinePaths( $sResourceTypePath , $folderPath ) ;
}
function GetParentFolder( $folderPath )
{
$sPattern = "-[/\\\\][^/\\\\]+[/\\\\]?$-" ;
return preg_replace( $sPattern, '', $folderPath ) ;
}
function CreateServerFolder( $folderPath, $lastFolder = null )
{
$sParent = GetParentFolder( $folderPath ) ;
// Ensure the folder path has no double-slashes, or mkdir may fail on certain platforms
while ( strpos($folderPath, '//') !== false )
{
$folderPath = str_replace( '//', '/', $folderPath ) ;
}
// Check if the parent exists, or create it.
if ( !file_exists( $sParent ) )
{
//prevents agains infinite loop when we can't create root folder
if ( !is_null( $lastFolder ) && $lastFolder === $sParent) {
return "Can't create $folderPath directory" ;
}
$sErrorMsg = CreateServerFolder( $sParent, $folderPath ) ;
if ( $sErrorMsg != '' )
return $sErrorMsg ;
}
if ( !file_exists( $folderPath ) )
{
// Turn off all error reporting.
error_reporting( 0 ) ;
$php_errormsg = '' ;
// Enable error tracking to catch the error.
ini_set( 'track_errors', '1' ) ;
// To create the folder with 0777 permissions, we need to set umask to zero.
$oldumask = umask(0) ;
mkdir( $folderPath, 0777 ) ;
umask( $oldumask ) ;
$sErrorMsg = $php_errormsg ;
// Restore the configurations.
ini_restore( 'track_errors' ) ;
ini_restore( 'error_reporting' ) ;
return $sErrorMsg ;
}
else
return '' ;
}
function GetRootPath()
{
if (!isset($_SERVER)) {
global $_SERVER;
}
$sRealPath = realpath( './' ) ;
$sSelfPath = $_SERVER['PHP_SELF'] ;
$sSelfPath = substr( $sSelfPath, 0, strrpos( $sSelfPath, '/' ) ) ;
$sSelfPath = str_replace( '/', DIRECTORY_SEPARATOR, $sSelfPath ) ;
$position = strpos( $sRealPath, $sSelfPath ) ;
// This can check only that this script isn't run from a virtual dir
// But it avoids the problems that arise if it isn't checked
if ( $position === false || $position <> strlen( $sRealPath ) - strlen( $sSelfPath ) )
SendError( 1, 'Sorry, can\'t map "UserFilesPath" to a physical path. You must set the "UserFilesAbsolutePath" value in "editor/filemanager/connectors/php/config.php".' ) ;
return substr( $sRealPath, 0, $position ) ;
}
// Emulate the asp Server.mapPath function.
// given an url path return the physical directory that it corresponds to
function Server_MapPath( $path )
{
// This function is available only for Apache
if ( function_exists( 'apache_lookup_uri' ) )
{
$info = apache_lookup_uri( $path ) ;
return $info->filename . $info->path_info ;
}
// This isn't correct but for the moment there's no other solution
// If this script is under a virtual directory or symlink it will detect the problem and stop
return GetRootPath() . $path ;
}
function IsAllowedExt( $sExtension, $resourceType )
{
global $Config ;
// Get the allowed and denied extensions arrays.
$arAllowed = $Config['AllowedExtensions'][$resourceType] ;
$arDenied = $Config['DeniedExtensions'][$resourceType] ;
if ( count($arAllowed) > 0 && !in_array( $sExtension, $arAllowed ) )
return false ;
if ( count($arDenied) > 0 && in_array( $sExtension, $arDenied ) )
return false ;
return true ;
}
function IsAllowedType( $resourceType )
{
global $Config ;
if ( !in_array( $resourceType, $Config['ConfigAllowedTypes'] ) )
return false ;
return true ;
}
function IsAllowedCommand( $sCommand )
{
global $Config ;
if ( !in_array( $sCommand, $Config['ConfigAllowedCommands'] ) )
return false ;
return true ;
}
function GetCurrentFolder()
{
if (!isset($_GET)) {
global $_GET;
}
$sCurrentFolder = isset( $_GET['CurrentFolder'] ) ? $_GET['CurrentFolder'] : '/' ;
// Check the current folder syntax (must begin and start with a slash).
if ( ! ereg( '/$', $sCurrentFolder ) ) $sCurrentFolder .= '/' ;
if ( strpos( $sCurrentFolder, '/' ) !== 0 ) $sCurrentFolder = '/' . $sCurrentFolder ;
// Ensure the folder path has no double-slashes
while ( strpos ($sCurrentFolder, '//') !== false ) {
$sCurrentFolder = str_replace ('//', '/', $sCurrentFolder) ;
}
// Check for invalid folder paths (..)
if ( strpos( $sCurrentFolder, '..' ) )
SendError( 102, '' ) ;
return $sCurrentFolder ;
}
// Do a cleanup of the folder name to avoid possible problems
function SanitizeFolderName( $sNewFolderName )
{
$sNewFolderName = stripslashes( $sNewFolderName ) ;
// Remove . \ / | : ? * " < >
$sNewFolderName = preg_replace( '/\\.|\\\\|\\/|\\||\\:|\\?|\\*|"|<|>/', '_', $sNewFolderName ) ;
return $sNewFolderName ;
}
// Do a cleanup of the file name to avoid possible problems
function SanitizeFileName( $sNewFileName )
{
global $Config ;
$sNewFileName = stripslashes( $sNewFileName ) ;
// Replace dots in the name with underscores (only one dot can be there... security issue).
if ( $Config['ForceSingleExtension'] )
$sNewFileName = preg_replace( '/\\.(?![^.]*$)/', '_', $sNewFileName ) ;
// Remove \ / | : ? * " < >
$sNewFileName = preg_replace( '/\\\\|\\/|\\||\\:|\\?|\\*|"|<|>/', '_', $sNewFileName ) ;
return $sNewFileName ;
}
// This is the function that sends the results of the uploading process.
function SendUploadResults( $errorNumber, $fileUrl = '', $fileName = '', $customMsg = '' )
{
echo '<script type="text/javascript">' ;
$rpl = array( '\\' => '\\\\', '"' => '\\"' ) ;
echo 'window.parent.OnUploadCompleted(' . $errorNumber . ',"' . strtr( $fileUrl, $rpl ) . '","' . strtr( $fileName, $rpl ) . '", "' . strtr( $customMsg, $rpl ) . '") ;' ;
echo '</script>' ;
exit ;
}
?>
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