Logo Search packages:      
Sourcecode: fckeditor version File versions  Download package

io.php

<?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 ;
}

?>

Generated by  Doxygen 1.6.0   Back to index