def delete ( self, path = None ):
""" Deletes the associated directory from the file system.
"""
if path is None:
path = self.path
not_deleted = 0
try:
for name in listdir( path ):
fn = join( path, name )
if isfile( fn ):
if self.include_file( fn ):
remove( fn )
else:
not_deleted += 1
elif isdir( fn ) and ( not self.delete( fn ) ):
not_deleted += 1
if not_deleted == 0:
rmdir( path )
return True
except:
error( self.handler.parent, "Could not delete '%s'" % fn )
# Indicate that the directory was not deleted:
return False
def _children_items_set ( self, event ):
""" Handles changes to the 'children' facet.
"""
for child in event.added:
if not isinstance( child, DirectoryNode ):
continue
new_path = join( self.path, child.dir_name )
if isfile( new_path ):
error( self.handler.parent,
("Cannot create the directory '%s'.\nThere is already a "
"file with that name.") % child.dir_name )
return
if not isdir( new_path ):
try:
mkdir( new_path )
except:
error( self.handler.parent, ( "An error occurred creating "
"the directory '%s'" ) % child.dir_name )
return
child.set( path = new_path, file_space = self.file_space )
self.initialized = False
def delete ( self ):
""" Deletes the associated file from the file system.
"""
try:
remove( self.path )
except:
error( self.handler.parent, "Could not delete the file '%s'" %
basename( self.path )[ 0 ] )
def tno_set_label ( self, node, label ):
""" Sets the label for a specified object.
"""
old_name = self.path
dir_name = dirname( old_name )
new_name = join( dir_name, label )
try:
rename( old_name, new_name )
self.path = new_name
except:
error( self.handler.parent, ( "An error occurred while trying to "
"rename '%s' to '%s'" ) % ( basename( old_name ), label ) )