SickGear/lib/send2trash/win/modern.py

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# Copyright 2017 Virgil Dupras
# This software is licensed under the "BSD" License as described in the "LICENSE" file,
# which should be included with this package. The terms are also available at
# http://www.hardcoded.net/licenses/bsd_license
from __future__ import unicode_literals
import os.path as op
from send2trash.compat import text_type
from send2trash.util import preprocess_paths
from platform import version
import pythoncom
import pywintypes
from win32com.shell import shell, shellcon
from send2trash.win.IFileOperationProgressSink import create_sink
def send2trash(paths):
paths = preprocess_paths(paths)
if not paths:
return
# convert data type
paths = [text_type(path, "mbcs") if not isinstance(path, text_type) else path for path in paths]
# convert to full paths
paths = [op.abspath(path) if not op.isabs(path) else path for path in paths]
# remove the leading \\?\ if present
paths = [path[4:] if path.startswith("\\\\?\\") else path for path in paths]
# Need to initialize the com before using
pythoncom.CoInitialize()
# create instance of file operation object
fileop = pythoncom.CoCreateInstance(
shell.CLSID_FileOperation,
None,
pythoncom.CLSCTX_ALL,
shell.IID_IFileOperation,
)
# default flags to use
flags = shellcon.FOF_NOCONFIRMATION | shellcon.FOF_NOERRORUI | shellcon.FOF_SILENT | shellcon.FOFX_EARLYFAILURE
# determine rest of the flags based on OS version
# use newer recommended flags if available
if int(version().split(".", 1)[0]) >= 8:
flags |= 0x20000000 | 0x00080000 # FOFX_ADDUNDORECORD win 8+ # FOFX_RECYCLEONDELETE win 8+
else:
flags |= shellcon.FOF_ALLOWUNDO
# set the flags
fileop.SetOperationFlags(flags)
# actually try to perform the operation, this section may throw a
# pywintypes.com_error which does not seem to create as nice of an
# error as OSError so wrapping with try to convert
sink = create_sink()
try:
for path in paths:
item = shell.SHCreateItemFromParsingName(path, None, shell.IID_IShellItem)
fileop.DeleteItem(item, sink)
result = fileop.PerformOperations()
aborted = fileop.GetAnyOperationsAborted()
# if non-zero result or aborted throw an exception
if result or aborted:
raise OSError(None, None, paths, result)
except pywintypes.com_error as error:
# convert to standard OS error, allows other code to get a
# normal errno
raise OSError(None, error.strerror, path, error.hresult)
finally:
# Need to make sure we call this once fore every init
pythoncom.CoUninitialize()