diff -r 000000000000 -r 0d40e90630ef web/lib/django/core/files/temp.py --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/web/lib/django/core/files/temp.py Wed Jan 20 00:34:04 2010 +0100 @@ -0,0 +1,56 @@ +""" +The temp module provides a NamedTemporaryFile that can be re-opened on any +platform. Most platforms use the standard Python tempfile.TemporaryFile class, +but MS Windows users are given a custom class. + +This is needed because in Windows NT, the default implementation of +NamedTemporaryFile uses the O_TEMPORARY flag, and thus cannot be reopened [1]. + +1: http://mail.python.org/pipermail/python-list/2005-December/359474.html +""" + +import os +import tempfile +from django.core.files.utils import FileProxyMixin + +__all__ = ('NamedTemporaryFile', 'gettempdir',) + +if os.name == 'nt': + class TemporaryFile(FileProxyMixin): + """ + Temporary file object constructor that works in Windows and supports + reopening of the temporary file in windows. + """ + def __init__(self, mode='w+b', bufsize=-1, suffix='', prefix='', + dir=None): + fd, name = tempfile.mkstemp(suffix=suffix, prefix=prefix, + dir=dir) + self.name = name + self.file = os.fdopen(fd, mode, bufsize) + self.close_called = False + + # Because close can be called during shutdown + # we need to cache os.unlink and access it + # as self.unlink only + unlink = os.unlink + + def close(self): + if not self.close_called: + self.close_called = True + try: + self.file.close() + except (OSError, IOError): + pass + try: + self.unlink(self.name) + except (OSError): + pass + + def __del__(self): + self.close() + + NamedTemporaryFile = TemporaryFile +else: + NamedTemporaryFile = tempfile.NamedTemporaryFile + +gettempdir = tempfile.gettempdir