upload.py 文件源码

def handle(cls, user, club, file):
        filename = os.urandom(8).encode('hex')
        temppath = os.path.join('/tmp', filename)
        file.save(temppath)

        try:
            # Don't use mimetypes.guess_type(temppath) -- Faked extensions
            mime = magic.from_file(temppath, mime=True)
            if mime not in cls._mimedict:
                raise UploadNotSupported

            filename = filename + cls._mimedict[mime]
            permpath = cls.mk_internal_path(filename)
            permdir = os.path.dirname(permpath)
            if not os.path.isdir(permdir):
                os.makedirs(permdir, 0o755)

            # resize to 600, 450
            cls._thumb(temppath, permpath)
            fs.watch(permpath)
        finally:
            os.remove(temppath)

        obj = cls.new()
        obj.club = club
        obj.uploader = user
        obj._location = filename
        obj.mime = mime
        return obj.create()