diff -r 6641e941ef1e -r ff1a9aa48cfd app/django/core/files/temp.py --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/app/django/core/files/temp.py Tue Oct 14 16:00:59 2008 +0000 @@ -0,0 +1,62 @@ +""" +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 + +__all__ = ('NamedTemporaryFile', 'gettempdir',) + +if os.name == 'nt': + class TemporaryFile(object): + """ + 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() + + def read(self, *args): return self.file.read(*args) + def seek(self, offset): return self.file.seek(offset) + def write(self, s): return self.file.write(s) + def __iter__(self): return iter(self.file) + def readlines(self, size=None): return self.file.readlines(size) + def xreadlines(self): return self.file.xreadlines() + + NamedTemporaryFile = TemporaryFile +else: + NamedTemporaryFile = tempfile.NamedTemporaryFile + +gettempdir = tempfile.gettempdir