Python uploadedfile.UploadedFile方法代码示例

# 需要导入模块: from django.core.files import uploadedfile [as 别名]
# 或者: from django.core.files.uploadedfile import UploadedFile [as 别名]
def setUp(self):
        TestBase.setUp(self)
        self._publish_transportation_form()
        self._submit_transport_instance_w_attachment()
        src = os.path.join(self.this_directory, "fixtures",
                           "transportation", "screenshot.png")
        uf = UploadedFile(file=open(src), content_type='image/png')
        count = MetaData.objects.count()
        MetaData.media_upload(self.xform, uf)
        self.assertEqual(MetaData.objects.count(), count + 1)
        url = urljoin(
            self.base_url,
            reverse(profile, kwargs={'username': self.user.username})
        )
        self._logout()
        self._create_user_and_login('deno', 'deno')
        self.bc = BriefcaseClient(
            username='bob', password='bob',
            url=url,
            user=self.user
        ) 

# 需要导入模块: from django.core.files import uploadedfile [as 别名]
# 或者: from django.core.files.uploadedfile import UploadedFile [as 别名]
def clean(self, *args, **kwargs):
        data = super(PrivateFileField, self).clean(*args, **kwargs)
        file = data.file
        if isinstance(file, UploadedFile):
            # content_type is only available for uploaded files,
            # and not for files which are already stored in the model.
            content_type = file.content_type

            if self.content_types and content_type not in self.content_types:
                logger.debug('Rejected uploaded file type: %s', content_type)
                raise ValidationError(self.error_messages['invalid_file_type'])

            if self.max_file_size and file.size > self.max_file_size:
                raise ValidationError(self.error_messages['file_too_large'].format(
                    max_size=filesizeformat(self.max_file_size),
                    size=filesizeformat(file.size)
                ))

        return data 

# 需要导入模块: from django.core.files import uploadedfile [as 别名]
# 或者: from django.core.files.uploadedfile import UploadedFile [as 别名]
def set_config_file(key: str, file: UploadedFile):
    from palanaeum.models import ConfigEntry

    try:
        entry = ConfigEntry.objects.get(key=key)
        if entry.value:
            os.unlink(os.path.join(settings.MEDIA_ROOT, entry.value))
    except ConfigEntry.DoesNotExist:
        entry = ConfigEntry(key=key)
    except FileNotFoundError:
        pass

    file_path = os.path.join(settings.CONFIG_UPLOADS, file.name)
    os.makedirs(settings.CONFIG_UPLOADS, exist_ok=True)
    entry.value = os.path.relpath(file_path, settings.MEDIA_ROOT)

    with open(file_path, mode='wb') as write_file:
        for chunk in file.chunks():
            write_file.write(chunk)

    entry.save()
    cache.set(key, entry.value)
    return 

# 需要导入模块: from django.core.files import uploadedfile [as 别名]
# 或者: from django.core.files.uploadedfile import UploadedFile [as 别名]
def normalize(task_id, key, value):
    try:
        json.dumps(value)
        return value
    except TypeError:
        if isinstance(value, models.Model):
            return SimpleObjectSerializer().serialize([value]).pop()
        elif isinstance(value, QuerySet):
            return SimpleObjectSerializer().serialize(value)
        elif isinstance(value, (dict, list, tuple, set)):
            return pre_serialize(task_id, key, value)
        elif isinstance(value, UploadedFile):
            uploaded_file = value  # type: UploadedFile
            cache_key = str(task_id) + '__' + str(key) if key else str(task_id)
            DbCache.put_to_db(cache_key, uploaded_file.read())
            return {
                'file_name': uploaded_file.name,
                'cache_key': cache_key
            }
        return str(value) 

# 需要导入模块: from django.core.files import uploadedfile [as 别名]
# 或者: from django.core.files.uploadedfile import UploadedFile [as 别名]
def test_upload_avatar_inTemp(self):
        avatar = open(image_path, "rb")
        new_dict = default_dict2.copy()
        new_dict['avatar'] = avatar
        # all images are converted to jpg
        new_file_name = os.path.basename(image_path).partition(".")[0]+".jpg"
        avatar2 = UploadedFile(avatar, name=os.path.basename(image_path), content_type="image/png",
                               size=os.path.getsize(image_path))
        response = self.client.post(reverse('user_profile:edit_profile', kwargs={"username": user_name}),
                                    new_dict, follow=True)
        # NOTE this doesn't verify whether the file has been uploaded successfully
        self.assertContains(response, new_file_name)
        self.delete_image_test()
        avatar.close()

    # helper function 

# 需要导入模块: from django.core.files import uploadedfile [as 别名]
# 或者: from django.core.files.uploadedfile import UploadedFile [as 别名]
def test_resized_images_updated(self):
        """
        thumbnails should be updated if image is already present and updated when update_image=True
        """
        assert self.profile.image
        assert self.profile.image_small
        assert self.profile.image_medium

        # create a dummy image file in memory for upload
        image_file = BytesIO()
        image = Image.new('RGBA', size=(50, 50), color=(256, 0, 0))
        image.save(image_file, 'png')
        image_file.seek(0)

        self.profile.image = UploadedFile(image_file, "filename.png", "image/png", len(image_file.getvalue()))
        self.profile.save(update_image=True)
        image_file_bytes = image_file.read()
        assert self.profile.image_small.file.read() != image_file_bytes
        assert self.profile.image_medium.file.read() != image_file_bytes 

# 需要导入模块: from django.core.files import uploadedfile [as 别名]
# 或者: from django.core.files.uploadedfile import UploadedFile [as 别名]
def to_jsonable(self, cleaned_data):
        data = {}
        if isinstance(cleaned_data, UploadedFile):
            data['filename'] = cleaned_data.name
            data['size'] = cleaned_data.size
            data['content-type'] = cleaned_data.content_type
            data['charset'] = cleaned_data.charset
            data['secret'] = new_file_secret()
            h = hashlib.sha256()
            for c in cleaned_data.chunks(1000):
                h.update(c)
            data['sha256'] = h.hexdigest()
        return {'data': data, '_file': cleaned_data} 

# 需要导入模块: from django.core.files import uploadedfile [as 别名]
# 或者: from django.core.files.uploadedfile import UploadedFile [as 别名]
def test_metadata_file_hash(self):
        self._publish_transportation_form()
        src = os.path.join(self.this_directory, "fixtures",
                           "transportation", "screenshot.png")
        uf = UploadedFile(file=open(src), content_type='image/png')
        count = MetaData.objects.count()
        MetaData.media_upload(self.xform, uf)
        # assert successful insert of new metadata record
        self.assertEqual(MetaData.objects.count(), count + 1)
        md = MetaData.objects.get(xform=self.xform,
                                  data_value='screenshot.png')
        # assert checksum string has been generated, hash length > 1
        self.assertTrue(len(md.hash) > 16) 

# 需要导入模块: from django.core.files import uploadedfile [as 别名]
# 或者: from django.core.files.uploadedfile import UploadedFile [as 别名]
def _json_write_to_file(parent, field, request, serializer):
    json_serializer = serializer()
    data = json_serializer.validate(request.data)

    # create file object
    with open(json_serializer.filenmame, 'wb+') as f:
        in_memory_file = UploadedFile(
            file=f,
            name=json_serializer.filenmame,
            content_type='application/json',
            size=len(data.encode('utf-8')),
            charset=None
        )

    # wrap and re-open file
    file_obj = QueryDict('', mutable=True)
    file_obj.update({'file': in_memory_file})
    file_obj['file'].open()
    file_obj['file'].seek(0)
    file_obj['file'].write(data.encode('utf-8'))
    serializer = RelatedFileSerializer(
        data=file_obj,
        content_types='application/json',
        context={'request': request}
    )

    serializer.is_valid(raise_exception=True)
    instance = serializer.create(serializer.validated_data)
    setattr(parent, field, instance)
    parent.save(update_fields=[field])

    # Override 'file' return to hide storage details with stored filename
    response = Response(RelatedFileSerializer(instance=instance, content_types='application/json').data)
    response.data['file'] = instance.file.name
    return response 

# 需要导入模块: from django.core.files import uploadedfile [as 别名]
# 或者: from django.core.files.uploadedfile import UploadedFile [as 别名]
def save_uploaded_file(self, uploaded_file: UploadedFile):
        save_path = pathlib.Path(settings.MEDIA_ROOT, 'sources', str(self.event_id), uploaded_file.name)
        if save_path.exists():
            save_path = save_path.with_name("{}_{}{}".format(save_path.name, time.time(), save_path.suffix))

        save_path.parent.mkdir(parents=True, exist_ok=True, mode=0o775)
        with open(str(save_path), mode='wb') as save_file:
            for chunk in uploaded_file.chunks():
                save_file.write(chunk)

        self.file = str(save_path.relative_to(settings.MEDIA_ROOT))
        return 

# 需要导入模块: from django.core.files import uploadedfile [as 别名]
# 或者: from django.core.files.uploadedfile import UploadedFile [as 别名]
def zip_file1(self):
        return UploadedFile(open(os.path.join(settings.MEDIA_ROOT, "sample.zip"), 'r')) 

# 需要导入模块: from django.core.files import uploadedfile [as 别名]
# 或者: from django.core.files.uploadedfile import UploadedFile [as 别名]
def zip_file2(self):
        return UploadedFile(open(os.path.join(settings.MEDIA_ROOT, "sample2.zip"), 'r')) 

# 需要导入模块: from django.core.files import uploadedfile [as 别名]
# 或者: from django.core.files.uploadedfile import UploadedFile [as 别名]
def make_value_from_form(self, value):
    """Convert a form value to a property value.

    This extracts the content from the UploadedFile instance returned
    by the FileField instance.
    """
    if have_uploadedfile and isinstance(value, uploadedfile.UploadedFile):
      if not self.form_value:
        self.form_value = value.read()
      b = db.Blob(self.form_value)
      return b
    return super(BlobProperty, self).make_value_from_form(value) 

# 需要导入模块: from django.core.files import uploadedfile [as 别名]
# 或者: from django.core.files.uploadedfile import UploadedFile [as 别名]
def handle(self, *args, **options):

        all_products = Product.objects.all()

        for product in all_products:
            if product.image:
                image = UploadedFile(product.image.file, product.image.file.name)
                product.cloudinary_image = image
                product.save()
                print(f"Product image for {product.name} migrated")
            else:
                print(f"No Product image for {product.name} to migrate") 

# 需要导入模块: from django.core.files import uploadedfile [as 别名]
# 或者: from django.core.files.uploadedfile import UploadedFile [as 别名]
def _save(self, name, content):
        name = self._normalise_name(name)
        name = self._prepend_prefix(name)
        content = UploadedFile(content, name)
        response = self._upload(name, content)
        return response['public_id']