This PR adds support for Jinja parameter substitution in component control implementations. The support is currently only for system object parameters.

Purpose is to be able to include the System Title (and other system-specific information) within a control implementation statement that rendered in the System Security Plan.

Change accomplished by selectively adding a statement.body_rendered property. The body_rendered property is added in two places:

1. when rendering the read-only system control implementation statements that are displayed for system controls,
2. when rendering the Statement's control_implementation_as_dict's combined statement that is used to display the control implementation statements in the System Security Plan output templates.

This approach nicely allows components to contain the Jinja parameter double brace template parameters (e.g., {{ system.root_element.title }}).

Todo:

• check if rendering is working system component control implementation statements

Screenshots

in the System control implementations statements

in the System control implementation statement editing, the Jinja double brace parameter still appears

In the rendered SSP