Пример #1
0
async def create_content_in_container(parent: Folder,
                                      type_: str,
                                      id_: str,
                                      request: IRequest = None,
                                      check_security=True,
                                      **kw) -> Resource:
    """Utility to create a content.

    This method is the one to use to create content.
    id_ can be None

    :param parent: where to create content inside of
    :param type_: content type to create
    :param id_: id to give content in parent object
    :param request: <optional>
    :param check_security: be able to disable security checks
    """
    factory = get_cached_factory(type_)

    if check_security and factory.add_permission:
        if factory.add_permission in PERMISSIONS_CACHE:
            permission = PERMISSIONS_CACHE[factory.add_permission]
        else:
            permission = query_utility(IPermission,
                                       name=factory.add_permission)
            PERMISSIONS_CACHE[factory.add_permission] = permission

        if request is None:
            request = get_current_request()

        if permission is not None and \
                not IInteraction(request).check_permission(permission.id, parent):
            raise NoPermissionToAdd(str(parent), type_)

    constrains = IConstrainTypes(parent, None)
    if constrains is not None:
        if not constrains.is_type_allowed(type_):
            raise NotAllowedContentType(str(parent), type_)

    # We create the object with at least the ID
    obj = factory(id=id_, parent=parent)
    for key, value in kw.items():
        if key == 'id':
            # the factory sets id
            continue
        setattr(obj, key, value)

    txn = getattr(parent, '_p_jar', None) or get_transaction()
    if txn is None or not txn.storage.supports_unique_constraints:
        # need to manually check unique constraints
        if await parent.async_contains(obj.id):
            raise ConflictIdOnContainer(f'Duplicate ID: {parent} -> {obj.id}')

    obj.__new_marker__ = True

    await notify(BeforeObjectAddedEvent(obj, parent, id_))

    await parent.async_set(obj.id, obj)
    return obj
Пример #2
0
async def create_content_in_container(container,
                                      type_,
                                      id_,
                                      request=None,
                                      check_security=True,
                                      **kw):
    """Utility to create a content.

    This method is the one to use to create content.
    id_ can be None
    """
    factory = get_cached_factory(type_)

    if check_security and factory.add_permission:
        if factory.add_permission in PERMISSIONS_CACHE:
            permission = PERMISSIONS_CACHE[factory.add_permission]
        else:
            permission = query_utility(IPermission,
                                       name=factory.add_permission)
            PERMISSIONS_CACHE[factory.add_permission] = permission

        if request is None:
            request = get_current_request()

        if permission is not None and \
                not IInteraction(request).check_permission(permission.id, container):
            raise NoPermissionToAdd(str(container), type_)

    constrains = IConstrainTypes(container, None)
    if constrains is not None:
        if not constrains.is_type_allowed(type_):
            raise NotAllowedContentType(str(container), type_)

    # We create the object with at least the ID
    obj = factory(id=id_, parent=container)
    for key, value in kw.items():
        setattr(obj, key, value)

    txn = getattr(container, '_p_jar', None) or get_transaction()
    if txn is None or not txn.storage.supports_unique_constraints:
        # need to manually check unique constraints
        if await container.async_contains(obj.id):
            raise ConflictIdOnContainer(
                f'Duplicate ID: {container} -> {obj.id}')

    obj.__new_marker__ = True

    await notify(BeforeObjectAddedEvent(obj, container, id_))
    await container.async_set(obj.id, obj)
    return obj
Пример #3
0
async def create_content_in_container(container,
                                      type_,
                                      id_,
                                      request=None,
                                      **kw):
    """Utility to create a content.

    This method is the one to use to create content.
    id_ can be None
    """
    factory = get_cached_factory(type_)

    if factory.add_permission:
        if factory.add_permission in PERMISSIONS_CACHE:
            permission = PERMISSIONS_CACHE[factory.add_permission]
        else:
            permission = query_utility(IPermission,
                                       name=factory.add_permission)
            PERMISSIONS_CACHE[factory.add_permission] = permission

        if request is None:
            request = get_current_request()

        if permission is not None and \
                not IInteraction(request).check_permission(permission.id, container):
            raise NoPermissionToAdd(str(container), type_)

    constrains = IConstrainTypes(container, None)
    if constrains is not None:
        if not constrains.is_type_allowed(type_):
            raise NotAllowedContentType(str(container), type_)

    # We create the object with at least the ID
    obj = factory(id=id_)
    obj.__parent__ = container
    obj.__name__ = obj.id
    for key, value in kw.items():
        setattr(obj, key, value)

    if request is None or 'OVERWRITE' not in request.headers:
        if await container.async_contains(obj.id):
            raise ConflictIdOnContainer(str(container), obj.id)

    obj.__new_marker__ = True

    await notify(BeforeObjectAddedEvent(obj, container, id_))
    await container.async_set(obj.id, obj)
    return obj