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#!/usr/bin/env python
"""
FCKeditor - The text editor for Internet - http://www.fckeditor.net
Copyright (C) 2003-2009 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 ==
Utility functions for the File Manager Connector for Python
"""
import string, re
import os
import config as Config
# Generic manipulation functions
def removeExtension(fileName):
index = fileName.rindex(".")
newFileName = fileName[0:index]
return newFileName
def getExtension(fileName):
index = fileName.rindex(".") + 1
fileExtension = fileName[index:]
return fileExtension
def removeFromStart(string, char):
return string.lstrip(char)
def removeFromEnd(string, char):
return string.rstrip(char)
# Path functions
def combinePaths( basePath, folder ):
return removeFromEnd( basePath, '/' ) + '/' + removeFromStart( folder, '/' )
def getFileName(filename):
" Purpose: helper function to extrapolate the filename "
for splitChar in ["/", "\\"]:
array = filename.split(splitChar)
if (len(array) > 1):
filename = array[-1]
return filename
def sanitizeFolderName( newFolderName ):
"Do a cleanup of the folder name to avoid possible problems"
# Remove . \ / | : ? * " < > and control characters
return re.sub( '\\.|\\\\|\\/|\\||\\:|\\?|\\*|"|<|>|[\x00-\x1f\x7f-\x9f]', '_', newFolderName )
def sanitizeFileName( newFileName ):
"Do a cleanup of the file name to avoid possible problems"
# Replace dots in the name with underscores (only one dot can be there... security issue).
if ( Config.ForceSingleExtension ): # remove dots
newFileName = re.sub ( '\\.(?![^.]*$)', '_', newFileName ) ;
newFileName = newFileName.replace('\\','/') # convert windows to unix path
newFileName = os.path.basename (newFileName) # strip directories
# Remove \ / | : ? *
return re.sub ( '\\\\|\\/|\\||\\:|\\?|\\*|"|<|>|[\x00-\x1f\x7f-\x9f]/', '_', newFileName )
def getCurrentFolder(currentFolder):
if not currentFolder:
currentFolder = '/'
# Check the current folder syntax (must begin and end with a slash).
if (currentFolder[-1] <> "/"):
currentFolder += "/"
if (currentFolder[0] <> "/"):
currentFolder = "/" + currentFolder
# Ensure the folder path has no double-slashes
while '//' in currentFolder:
currentFolder = currentFolder.replace('//','/')
# Check for invalid folder paths (..)
if '..' in currentFolder or '\\' in currentFolder:
return None
# Check for invalid folder paths (..)
if re.search( '(/\\.)|(//)|([\\\\:\\*\\?\\""\\<\\>\\|]|[\x00-\x1F]|[\x7f-\x9f])', currentFolder ):
return None
return currentFolder
def mapServerPath( environ, url):
" Emulate the asp Server.mapPath function. Given an url path return the physical directory that it corresponds to "
# 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 combinePaths( getRootPath(environ), url )
def mapServerFolder(resourceTypePath, folderPath):
return combinePaths ( resourceTypePath , folderPath )
def getRootPath(environ):
"Purpose: returns the root path on the server"
# WARNING: this may not be thread safe, and doesn't work w/ VirtualServer/mod_python
# Use Config.UserFilesAbsolutePath instead
if environ.has_key('DOCUMENT_ROOT'):
return environ['DOCUMENT_ROOT']
else:
realPath = os.path.realpath( './' )
selfPath = environ['SCRIPT_FILENAME']
selfPath = selfPath [ : selfPath.rfind( '/' ) ]
selfPath = selfPath.replace( '/', os.path.sep)
position = realPath.find(selfPath)
# 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
raise realPath
if ( position < 0 or position <> len(realPath) - len(selfPath) or realPath[ : position ]==''):
raise Exception('Sorry, can\'t map "UserFilesPath" to a physical path. You must set the "UserFilesAbsolutePath" value in "editor/filemanager/connectors/py/config.py".')
return realPath[ : position ]
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