imagemodels.py 文件源码

def save(self, *args, **kwargs):
            if self.date_taken is None:
                try:
                    exif_date = self.exif.get('DateTimeOriginal', None)
                    if exif_date is not None:
                        d, t = exif_date.split(" ")
                        year, month, day = d.split(':')
                        hour, minute, second = t.split(':')
                        if getattr(settings, "USE_TZ", False):
                            tz = get_current_timezone()
                            self.date_taken = make_aware(datetime(
                                int(year), int(month), int(day),
                                int(hour), int(minute), int(second)), tz)
                        else:
                            self.date_taken = datetime(
                                int(year), int(month), int(day),
                                int(hour), int(minute), int(second))
                except Exception:
                    pass
            if self.date_taken is None:
                self.date_taken = now()
            super(Image, self).save(*args, **kwargs)